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-rw-r--r--Documentation/ABI/testing/sysfs-class-net8
-rw-r--r--Documentation/ABI/testing/sysfs-class-net-queues8
-rw-r--r--Documentation/devicetree/bindings/net/apm-xgene-enet.txt7
-rw-r--r--Documentation/devicetree/bindings/net/dsa/dsa.txt4
-rw-r--r--Documentation/devicetree/bindings/net/ieee802154/at86rf230.txt8
-rw-r--r--Documentation/devicetree/bindings/net/ieee802154/cc2520.txt4
-rw-r--r--Documentation/devicetree/bindings/net/keystone-netcp.txt34
-rw-r--r--Documentation/devicetree/bindings/net/macb.txt5
-rw-r--r--Documentation/input/alps.txt8
-rw-r--r--Documentation/input/event-codes.txt6
-rw-r--r--Documentation/input/multi-touch-protocol.txt9
-rw-r--r--Documentation/networking/can.txt20
-rw-r--r--Documentation/networking/filter.txt3
-rw-r--r--Documentation/networking/ip-sysctl.txt49
-rw-r--r--Documentation/networking/ipvs-sysctl.txt21
-rw-r--r--Documentation/networking/mpls-sysctl.txt20
-rw-r--r--Documentation/networking/packet_mmap.txt13
-rw-r--r--Documentation/networking/pktgen.txt62
-rw-r--r--Documentation/networking/s2io.txt2
-rw-r--r--Documentation/networking/scaling.txt9
-rw-r--r--Documentation/networking/vxge.txt2
-rw-r--r--MAINTAINERS48
-rw-r--r--Makefile2
-rw-r--r--arch/arc/kernel/signal.c24
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/boot/dts/at91sam9260.dtsi2
-rw-r--r--arch/arm/boot/dts/at91sam9263.dtsi2
-rw-r--r--arch/arm/boot/dts/at91sam9g45.dtsi2
-rw-r--r--arch/arm/boot/dts/at91sam9x5_macb0.dtsi2
-rw-r--r--arch/arm/boot/dts/at91sam9x5_macb1.dtsi2
-rw-r--r--arch/arm/boot/dts/dm8168-evm.dts19
-rw-r--r--arch/arm/boot/dts/dm816x.dtsi18
-rw-r--r--arch/arm/boot/dts/dra7.dtsi2
-rw-r--r--arch/arm/boot/dts/omap3.dtsi4
-rw-r--r--arch/arm/boot/dts/rk3288.dtsi1
-rw-r--r--arch/arm/boot/dts/sama5d3_emac.dtsi2
-rw-r--r--arch/arm/boot/dts/socfpga.dtsi2
-rw-r--r--arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts16
-rw-r--r--arch/arm/boot/dts/sun4i-a10.dtsi3
-rw-r--r--arch/arm/boot/dts/sun5i-a13.dtsi3
-rw-r--r--arch/arm/boot/dts/sun7i-a20.dtsi3
-rw-r--r--arch/arm/mach-omap2/id.c2
-rw-r--r--arch/arm/mach-pxa/irq.c111
-rw-r--r--arch/arm/mach-pxa/zeus.c2
-rw-r--r--arch/arm/mach-sunxi/Kconfig8
-rw-r--r--arch/arm/plat-omap/dmtimer.c15
-rw-r--r--arch/arm64/boot/dts/apm/apm-mustang.dts4
-rw-r--r--arch/arm64/boot/dts/apm/apm-storm.dtsi32
-rw-r--r--arch/arm64/boot/dts/arm/juno-clocks.dtsi2
-rw-r--r--arch/arm64/include/asm/cmpxchg.h32
-rw-r--r--arch/arm64/include/asm/mmu_context.h9
-rw-r--r--arch/arm64/include/asm/percpu.h44
-rw-r--r--arch/metag/include/asm/io.h1
-rw-r--r--arch/metag/include/asm/pgtable-bits.h104
-rw-r--r--arch/metag/include/asm/pgtable.h95
-rw-r--r--arch/parisc/include/asm/pgalloc.h17
-rw-r--r--arch/parisc/kernel/syscall_table.S9
-rw-r--r--arch/powerpc/Kconfig2
-rw-r--r--arch/powerpc/include/asm/asm-compat.h4
-rw-r--r--arch/powerpc/include/asm/cputhreads.h2
-rw-r--r--arch/powerpc/include/asm/ppc-opcode.h5
-rw-r--r--arch/powerpc/include/asm/reg.h3
-rw-r--r--arch/powerpc/kernel/cputable.c20
-rw-r--r--arch/powerpc/kernel/dbell.c2
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S2
-rw-r--r--arch/powerpc/kvm/book3s_hv.c8
-rw-r--r--arch/powerpc/kvm/book3s_hv_rmhandlers.S1
-rw-r--r--arch/powerpc/net/Makefile2
-rw-r--r--arch/powerpc/net/bpf_jit.h64
-rw-r--r--arch/powerpc/net/bpf_jit_asm.S (renamed from arch/powerpc/net/bpf_jit_64.S)70
-rw-r--r--arch/powerpc/net/bpf_jit_comp.c46
-rw-r--r--arch/powerpc/platforms/powernv/smp.c14
-rw-r--r--arch/powerpc/platforms/pseries/mobility.c44
-rw-r--r--arch/s390/include/asm/elf.h2
-rw-r--r--arch/s390/include/asm/irq.h1
-rw-r--r--arch/s390/kernel/ftrace.c61
-rw-r--r--arch/s390/kernel/irq.c1
-rw-r--r--arch/s390/kernel/perf_cpum_sf.c7
-rw-r--r--arch/s390/kernel/swsusp_asm64.S11
-rw-r--r--arch/tile/gxio/mpipe.c4
-rw-r--r--arch/tile/include/gxio/mpipe.h4
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel.c10
-rw-r--r--arch/x86/kernel/entry_64.S34
-rw-r--r--arch/x86/kernel/kgdb.c2
-rw-r--r--arch/x86/kernel/reboot.c10
-rw-r--r--arch/x86/kvm/ioapic.c4
-rw-r--r--arch/x86/kvm/lapic.c3
-rw-r--r--arch/x86/kvm/vmx.c7
-rw-r--r--arch/x86/xen/p2m.c10
-rw-r--r--block/blk-merge.c2
-rw-r--r--block/blk-mq-tag.c6
-rw-r--r--block/blk-mq.c6
-rw-r--r--block/blk-settings.c6
-rw-r--r--crypto/af_alg.c18
-rw-r--r--crypto/algif_hash.c12
-rw-r--r--crypto/algif_rng.c4
-rw-r--r--crypto/algif_skcipher.c245
-rw-r--r--drivers/ata/libata-core.c19
-rw-r--r--drivers/atm/nicstar.c90
-rw-r--r--drivers/base/regmap/internal.h8
-rw-r--r--drivers/base/regmap/regcache.c16
-rw-r--r--drivers/base/regmap/regmap.c32
-rw-r--r--drivers/bcma/Kconfig17
-rw-r--r--drivers/bcma/Makefile4
-rw-r--r--drivers/bcma/bcma_private.h67
-rw-r--r--drivers/bcma/driver_gpio.c27
-rw-r--r--drivers/bcma/driver_pci.c53
-rw-r--r--drivers/bcma/driver_pci_host.c1
-rw-r--r--drivers/bcma/driver_pcie2.c29
-rw-r--r--drivers/bcma/host_pci.c77
-rw-r--r--drivers/bcma/main.c2
-rw-r--r--drivers/block/nbd.c8
-rw-r--r--drivers/block/nvme-core.c1
-rw-r--r--drivers/bluetooth/ath3k.c1
-rw-r--r--drivers/bluetooth/btmrvl_drv.h1
-rw-r--r--drivers/bluetooth/btmrvl_main.c14
-rw-r--r--drivers/bluetooth/btusb.c508
-rw-r--r--drivers/bluetooth/hci_ldisc.c13
-rw-r--r--drivers/bluetooth/hci_uart.h1
-rw-r--r--drivers/clocksource/Kconfig3
-rw-r--r--drivers/clocksource/timer-sun5i.c7
-rw-r--r--drivers/dma/bcm2835-dma.c1
-rw-r--r--drivers/dma/dma-jz4740.c7
-rw-r--r--drivers/dma/edma.c7
-rw-r--r--drivers/dma/moxart-dma.c4
-rw-r--r--drivers/dma/omap-dma.c1
-rw-r--r--drivers/firewire/net.c13
-rw-r--r--drivers/firmware/dmi_scan.c22
-rw-r--r--drivers/gpio/gpio-mpc8xxx.c2
-rw-r--r--drivers/gpio/gpio-syscon.c2
-rw-r--r--drivers/gpio/gpiolib-acpi.c10
-rw-r--r--drivers/gpu/drm/drm_crtc.c13
-rw-r--r--drivers/gpu/drm/drm_edid_load.c1
-rw-r--r--drivers/gpu/drm/drm_probe_helper.c1
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fimd.c8
-rw-r--r--drivers/gpu/drm/exynos/exynos_mixer.c17
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c38
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c2
-rw-r--r--drivers/gpu/drm/i915/intel_display.c18
-rw-r--r--drivers/gpu/drm/i915/intel_sprite.c4
-rw-r--r--drivers/gpu/drm/radeon/cikd.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon_bios.c10
-rw-r--r--drivers/gpu/drm/radeon/radeon_mn.c11
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c22
-rw-r--r--drivers/gpu/drm/radeon/radeon_ring.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c4
-rw-r--r--drivers/gpu/drm/radeon/vce_v2_0.c3
-rw-r--r--drivers/iio/accel/bma180.c2
-rw-r--r--drivers/iio/accel/bmc150-accel.c20
-rw-r--r--drivers/iio/accel/kxcjk-1013.c2
-rw-r--r--drivers/iio/adc/Kconfig3
-rw-r--r--drivers/iio/adc/at91_adc.c5
-rw-r--r--drivers/iio/adc/ti_am335x_adc.c3
-rw-r--r--drivers/iio/adc/vf610_adc.c91
-rw-r--r--drivers/iio/gyro/bmg160.c2
-rw-r--r--drivers/iio/imu/adis_trigger.c2
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_core.c56
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c25
-rw-r--r--drivers/iio/imu/kmx61.c2
-rw-r--r--drivers/iio/industrialio-core.c5
-rw-r--r--drivers/iio/industrialio-event.c1
-rw-r--r--drivers/iio/proximity/sx9500.c2
-rw-r--r--drivers/infiniband/core/umem.c8
-rw-r--r--drivers/infiniband/hw/mlx4/main.c11
-rw-r--r--drivers/infiniband/hw/mlx5/ah.c2
-rw-r--r--drivers/infiniband/hw/mlx5/cq.c14
-rw-r--r--drivers/infiniband/hw/mlx5/doorbell.c2
-rw-r--r--drivers/infiniband/hw/mlx5/mad.c2
-rw-r--r--drivers/infiniband/hw/mlx5/main.c107
-rw-r--r--drivers/infiniband/hw/mlx5/mem.c2
-rw-r--r--drivers/infiniband/hw/mlx5/mlx5_ib.h5
-rw-r--r--drivers/infiniband/hw/mlx5/mr.c2
-rw-r--r--drivers/infiniband/hw/mlx5/odp.c2
-rw-r--r--drivers/infiniband/hw/mlx5/qp.c8
-rw-r--r--drivers/infiniband/hw/mlx5/srq.c4
-rw-r--r--drivers/infiniband/hw/mlx5/user.h2
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c8
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_vlan.c1
-rw-r--r--drivers/input/mouse/alps.c48
-rw-r--r--drivers/input/mouse/synaptics.c7
-rw-r--r--drivers/iommu/arm-smmu.c9
-rw-r--r--drivers/iommu/intel-iommu.c7
-rw-r--r--drivers/iommu/ipmmu-vmsa.c1
-rw-r--r--drivers/irqchip/irq-gic-v3-its.c57
-rw-r--r--drivers/isdn/gigaset/ev-layer.c365
-rw-r--r--drivers/isdn/i4l/isdn_net.c33
-rw-r--r--drivers/isdn/mISDN/socket.c7
-rw-r--r--drivers/lguest/Kconfig2
-rw-r--r--drivers/md/dm.c26
-rw-r--r--drivers/media/dvb-core/dvb_net.c1
-rw-r--r--drivers/mfd/kempld-core.c2
-rw-r--r--drivers/mfd/rtsx_usb.c30
-rw-r--r--drivers/net/arcnet/arcnet.c55
-rw-r--r--drivers/net/bonding/bond_3ad.c65
-rw-r--r--drivers/net/bonding/bond_main.c43
-rw-r--r--drivers/net/bonding/bond_procfs.c43
-rw-r--r--drivers/net/caif/caif_serial.c1
-rw-r--r--drivers/net/can/at91_can.c4
-rw-r--r--drivers/net/can/bfin_can.c258
-rw-r--r--drivers/net/can/cc770/cc770_platform.c2
-rw-r--r--drivers/net/can/flexcan.c18
-rw-r--r--drivers/net/can/grcan.c2
-rw-r--r--drivers/net/can/led.c22
-rw-r--r--drivers/net/can/m_can/m_can.c4
-rw-r--r--drivers/net/can/mscan/mpc5xxx_can.c2
-rw-r--r--drivers/net/can/sja1000/sja1000_platform.c2
-rw-r--r--drivers/net/can/usb/ems_usb.c11
-rw-r--r--drivers/net/can/usb/esd_usb2.c4
-rw-r--r--drivers/net/can/usb/gs_usb.c2
-rw-r--r--drivers/net/can/usb/kvaser_usb.c71
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_ucan.h15
-rw-r--r--drivers/net/can/usb/peak_usb/pcan_usb_fd.c75
-rw-r--r--drivers/net/can/xilinx_can.c2
-rw-r--r--drivers/net/dsa/Kconfig13
-rw-r--r--drivers/net/dsa/bcm_sf2.c155
-rw-r--r--drivers/net/dsa/bcm_sf2.h2
-rw-r--r--drivers/net/dsa/bcm_sf2_regs.h15
-rw-r--r--drivers/net/dsa/mv88e6123_61_65.c199
-rw-r--r--drivers/net/dsa/mv88e6131.c182
-rw-r--r--drivers/net/dsa/mv88e6171.c202
-rw-r--r--drivers/net/dsa/mv88e6352.c307
-rw-r--r--drivers/net/dsa/mv88e6xxx.c982
-rw-r--r--drivers/net/dsa/mv88e6xxx.h245
-rw-r--r--drivers/net/ethernet/adi/bfin_mac.c16
-rw-r--r--drivers/net/ethernet/aeroflex/greth.c2
-rw-r--r--drivers/net/ethernet/allwinner/sun4i-emac.c2
-rw-r--r--drivers/net/ethernet/altera/altera_tse_main.c24
-rw-r--r--drivers/net/ethernet/amd/amd8111e.c4
-rw-r--r--drivers/net/ethernet/amd/amd8111e.h2
-rw-r--r--drivers/net/ethernet/amd/pcnet32.c2
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-common.h2
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-dev.c28
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-drv.c45
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c19
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-main.c19
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-ptp.c13
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe.h8
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_hw.h2
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_main.c189
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_main.h23
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c10
-rw-r--r--drivers/net/ethernet/apple/bmac.c2
-rw-r--r--drivers/net/ethernet/apple/mace.c4
-rw-r--r--drivers/net/ethernet/apple/macmace.c2
-rw-r--r--drivers/net/ethernet/atheros/atl1c/atl1c_hw.c4
-rw-r--r--drivers/net/ethernet/atheros/atl1c/atl1c_main.c2
-rw-r--r--drivers/net/ethernet/broadcom/Kconfig10
-rw-r--r--drivers/net/ethernet/broadcom/bgmac.c278
-rw-r--r--drivers/net/ethernet/broadcom/bgmac.h11
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.c29
-rw-r--r--drivers/net/ethernet/broadcom/bnx2.h4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2_fw.h4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x.h4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h15
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h2
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c94
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c130
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h4
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c6
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c164
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h6
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c4
-rw-r--r--drivers/net/ethernet/broadcom/cnic.c6
-rw-r--r--drivers/net/ethernet/broadcom/cnic_if.h8
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c1106
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.h50
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmmii.c45
-rw-r--r--drivers/net/ethernet/broadcom/tg3.c18
-rw-r--r--drivers/net/ethernet/brocade/Kconfig8
-rw-r--r--drivers/net/ethernet/brocade/Makefile2
-rw-r--r--drivers/net/ethernet/brocade/bna/Kconfig12
-rw-r--r--drivers/net/ethernet/brocade/bna/Makefile3
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_cee.c7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_cee.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_cs.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_defs.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_defs_cna.h9
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_defs_mfg_comm.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_defs_status.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_ioc.c11
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_ioc.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_ioc_ct.c9
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_msgq.c7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfa_msgq.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfi.h11
-rw-r--r--drivers/net/ethernet/brocade/bna/bfi_cna.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfi_enet.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bfi_reg.h13
-rw-r--r--drivers/net/ethernet/brocade/bna/bna.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bna_enet.c7
-rw-r--r--drivers/net/ethernet/brocade/bna/bna_hw_defs.h9
-rw-r--r--drivers/net/ethernet/brocade/bna/bna_tx_rx.c7
-rw-r--r--drivers/net/ethernet/brocade/bna/bna_types.h7
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad.c11
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad.h9
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad_debugfs.c7
-rw-r--r--drivers/net/ethernet/brocade/bna/bnad_ethtool.c7
-rw-r--r--drivers/net/ethernet/brocade/bna/cna.h11
-rw-r--r--drivers/net/ethernet/brocade/bna/cna_fwimg.c7
-rw-r--r--drivers/net/ethernet/cadence/Kconfig12
-rw-r--r--drivers/net/ethernet/cadence/Makefile1
-rw-r--r--drivers/net/ethernet/cadence/at91_ether.c481
-rw-r--r--drivers/net/ethernet/cadence/macb.c740
-rw-r--r--drivers/net/ethernet/cadence/macb.h40
-rw-r--r--drivers/net/ethernet/calxeda/xgmac.c20
-rw-r--r--drivers/net/ethernet/chelsio/Kconfig11
-rw-r--r--drivers/net/ethernet/chelsio/cxgb/cxgb2.c2
-rw-r--r--drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c2
-rw-r--r--drivers/net/ethernet/chelsio/cxgb3/t3_hw.c2
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/Makefile1
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4.h27
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c12
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_fcoe.c122
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-rw-r--r--net/ipv6/anycast.c22
-rw-r--r--net/ipv6/datagram.c6
-rw-r--r--net/ipv6/esp6.c2
-rw-r--r--net/ipv6/exthdrs_core.c10
-rw-r--r--net/ipv6/fib6_rules.c23
-rw-r--r--net/ipv6/icmp.c13
-rw-r--r--net/ipv6/inet6_connection_sock.c23
-rw-r--r--net/ipv6/inet6_hashtables.c58
-rw-r--r--net/ipv6/ip6_fib.c4
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-rw-r--r--net/ipv6/ip6_output.c33
-rw-r--r--net/ipv6/ip6_tunnel.c40
-rw-r--r--net/ipv6/ip6_vti.c27
-rw-r--r--net/ipv6/ip6mr.c73
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-rw-r--r--net/ipv6/mcast.c66
-rw-r--r--net/ipv6/ndisc.c40
-rw-r--r--net/ipv6/netfilter.c4
-rw-r--r--net/ipv6/netfilter/Kconfig18
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-rw-r--r--net/ipv6/netfilter/ip6t_SYNPROXY.c6
-rw-r--r--net/ipv6/netfilter/ip6table_filter.c8
-rw-r--r--net/ipv6/netfilter/ip6table_mangle.c19
-rw-r--r--net/ipv6/netfilter/ip6table_nat.c29
-rw-r--r--net/ipv6/netfilter/ip6table_raw.c8
-rw-r--r--net/ipv6/netfilter/ip6table_security.c8
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c32
-rw-r--r--net/ipv6/netfilter/nf_defrag_ipv6_hooks.c8
-rw-r--r--net/ipv6/netfilter/nf_log_ipv6.c4
-rw-r--r--net/ipv6/netfilter/nf_nat_l3proto_ipv6.c32
-rw-r--r--net/ipv6/netfilter/nf_reject_ipv6.c37
-rw-r--r--net/ipv6/netfilter/nf_tables_ipv6.c12
-rw-r--r--net/ipv6/netfilter/nft_chain_nat_ipv6.c29
-rw-r--r--net/ipv6/netfilter/nft_chain_route_ipv6.c6
-rw-r--r--net/ipv6/output_core.c14
-rw-r--r--net/ipv6/ping.c3
-rw-r--r--net/ipv6/raw.c24
-rw-r--r--net/ipv6/reassembly.c8
-rw-r--r--net/ipv6/route.c40
-rw-r--r--net/ipv6/sit.c40
-rw-r--r--net/ipv6/syncookies.c12
-rw-r--r--net/ipv6/sysctl_net_ipv6.c18
-rw-r--r--net/ipv6/tcp_ipv6.c178
-rw-r--r--net/ipv6/tcpv6_offload.c4
-rw-r--r--net/ipv6/udp.c40
-rw-r--r--net/ipv6/udp_impl.h7
-rw-r--r--net/ipv6/udp_offload.c4
-rw-r--r--net/ipv6/xfrm6_mode_beet.c4
-rw-r--r--net/ipv6/xfrm6_policy.c7
-rw-r--r--net/ipx/af_ipx.c7
-rw-r--r--net/irda/af_irda.c29
-rw-r--r--net/iucv/af_iucv.c12
-rw-r--r--net/key/af_key.c8
-rw-r--r--net/l2tp/l2tp_core.c1
-rw-r--r--net/l2tp/l2tp_eth.c2
-rw-r--r--net/l2tp/l2tp_ip.c4
-rw-r--r--net/l2tp/l2tp_ip6.c8
-rw-r--r--net/l2tp/l2tp_netlink.c18
-rw-r--r--net/l2tp/l2tp_ppp.c7
-rw-r--r--net/llc/af_llc.c7
-rw-r--r--net/mac80211/aes_ccm.c12
-rw-r--r--net/mac80211/aes_gcm.c12
-rw-r--r--net/mac80211/aes_gmac.c4
-rw-r--r--net/mac80211/agg-rx.c16
-rw-r--r--net/mac80211/agg-tx.c14
-rw-r--r--net/mac80211/cfg.c99
-rw-r--r--net/mac80211/debugfs.c170
-rw-r--r--net/mac80211/debugfs_netdev.c2
-rw-r--r--net/mac80211/debugfs_sta.c134
-rw-r--r--net/mac80211/driver-ops.h12
-rw-r--r--net/mac80211/ht.c2
-rw-r--r--net/mac80211/ibss.c343
-rw-r--r--net/mac80211/ieee80211_i.h39
-rw-r--r--net/mac80211/iface.c4
-rw-r--r--net/mac80211/key.c1
-rw-r--r--net/mac80211/key.h2
-rw-r--r--net/mac80211/main.c4
-rw-r--r--net/mac80211/mesh.c5
-rw-r--r--net/mac80211/mesh_plink.c10
-rw-r--r--net/mac80211/mlme.c222
-rw-r--r--net/mac80211/pm.c28
-rw-r--r--net/mac80211/rc80211_minstrel_ht.c6
-rw-r--r--net/mac80211/rx.c24
-rw-r--r--net/mac80211/scan.c25
-rw-r--r--net/mac80211/sta_info.c56
-rw-r--r--net/mac80211/sta_info.h24
-rw-r--r--net/mac80211/status.c74
-rw-r--r--net/mac80211/tdls.c155
-rw-r--r--net/mac80211/trace.h14
-rw-r--r--net/mac80211/tx.c266
-rw-r--r--net/mac80211/util.c128
-rw-r--r--net/mac80211/vht.c4
-rw-r--r--net/mac80211/wpa.c13
-rw-r--r--net/mac802154/driver-ops.h4
-rw-r--r--net/mac802154/iface.c20
-rw-r--r--net/mac802154/util.c13
-rw-r--r--net/mpls/Kconfig21
-rw-r--r--net/mpls/Makefile3
-rw-r--r--net/mpls/af_mpls.c1023
-rw-r--r--net/mpls/internal.h59
-rw-r--r--net/netfilter/Kconfig23
-rw-r--r--net/netfilter/core.c31
-rw-r--r--net/netfilter/ipvs/ip_vs_core.c101
-rw-r--r--net/netfilter/ipvs/ip_vs_ctl.c182
-rw-r--r--net/netfilter/ipvs/ip_vs_est.c102
-rw-r--r--net/netfilter/ipvs/ip_vs_sync.c23
-rw-r--r--net/netfilter/ipvs/ip_vs_xmit.c7
-rw-r--r--net/netfilter/nf_conntrack_acct.c8
-rw-r--r--net/netfilter/nf_conntrack_amanda.c10
-rw-r--r--net/netfilter/nf_conntrack_expect.c4
-rw-r--r--net/netfilter/nf_internals.h11
-rw-r--r--net/netfilter/nf_log_common.c2
-rw-r--r--net/netfilter/nf_queue.c54
-rw-r--r--net/netfilter/nf_tables_api.c227
-rw-r--r--net/netfilter/nf_tables_core.c113
-rw-r--r--net/netfilter/nfnetlink_log.c14
-rw-r--r--net/netfilter/nfnetlink_queue_core.c32
-rw-r--r--net/netfilter/nft_compat.c9
-rw-r--r--net/netfilter/nft_hash.c223
-rw-r--r--net/netfilter/nft_log.c2
-rw-r--r--net/netfilter/nft_lookup.c6
-rw-r--r--net/netfilter/nft_meta.c6
-rw-r--r--net/netfilter/nft_rbtree.c129
-rw-r--r--net/netfilter/nft_reject_inet.c6
-rw-r--r--net/netfilter/xt_TPROXY.c18
-rw-r--r--net/netfilter/xt_physdev.c3
-rw-r--r--net/netfilter/xt_set.c4
-rw-r--r--net/netfilter/xt_socket.c34
-rw-r--r--net/netfilter/xt_string.c3
-rw-r--r--net/netlabel/netlabel_mgmt.c20
-rw-r--r--net/netlabel/netlabel_unlabeled.c28
-rw-r--r--net/netlink/af_netlink.c95
-rw-r--r--net/netrom/af_netrom.c7
-rw-r--r--net/netrom/nr_dev.c31
-rw-r--r--net/nfc/llcp_sock.c8
-rw-r--r--net/nfc/rawsock.c7
-rw-r--r--net/openvswitch/Kconfig1
-rw-r--r--net/openvswitch/datapath.c4
-rw-r--r--net/openvswitch/datapath.h4
-rw-r--r--net/openvswitch/flow_netlink.c10
-rw-r--r--net/openvswitch/vport.c4
-rw-r--r--net/packet/af_packet.c62
-rw-r--r--net/packet/internal.h4
-rw-r--r--net/phonet/datagram.c8
-rw-r--r--net/phonet/pep.c8
-rw-r--r--net/phonet/socket.c6
-rw-r--r--net/rds/rds.h7
-rw-r--r--net/rds/recv.c4
-rw-r--r--net/rds/send.c3
-rw-r--r--net/rose/af_rose.c7
-rw-r--r--net/rose/rose_dev.c53
-rw-r--r--net/rxrpc/af_rxrpc.c7
-rw-r--r--net/rxrpc/ar-input.c23
-rw-r--r--net/rxrpc/ar-internal.h12
-rw-r--r--net/rxrpc/ar-local.c98
-rw-r--r--net/rxrpc/ar-output.c73
-rw-r--r--net/rxrpc/ar-recvmsg.c6
-rw-r--r--net/sched/act_bpf.c295
-rw-r--r--net/sched/cls_api.c14
-rw-r--r--net/sched/cls_basic.c6
-rw-r--r--net/sched/cls_bpf.c221
-rw-r--r--net/sched/cls_cgroup.c6
-rw-r--r--net/sched/cls_flow.c6
-rw-r--r--net/sched/cls_fw.c34
-rw-r--r--net/sched/cls_route.c26
-rw-r--r--net/sched/cls_rsvp.h12
-rw-r--r--net/sched/cls_tcindex.c6
-rw-r--r--net/sched/cls_u32.c25
-rw-r--r--net/sched/em_text.c3
-rw-r--r--net/sched/sch_api.c14
-rw-r--r--net/sched/sch_fq.c4
-rw-r--r--net/sctp/protocol.c3
-rw-r--r--net/sctp/socket.c13
-rw-r--r--net/sctp/sysctl.c4
-rw-r--r--net/socket.c169
-rw-r--r--net/sunrpc/clnt.c4
-rw-r--r--net/sunrpc/debugfs.c52
-rw-r--r--net/sunrpc/sunrpc_syms.c7
-rw-r--r--net/sunrpc/svcsock.c2
-rw-r--r--net/sunrpc/xprt.c7
-rw-r--r--net/switchdev/switchdev.c217
-rw-r--r--net/tipc/Kconfig8
-rw-r--r--net/tipc/Makefile1
-rw-r--r--net/tipc/addr.c7
-rw-r--r--net/tipc/addr.h1
-rw-r--r--net/tipc/bcast.c95
-rw-r--r--net/tipc/bcast.h4
-rw-r--r--net/tipc/bearer.c13
-rw-r--r--net/tipc/bearer.h17
-rw-r--r--net/tipc/core.c2
-rw-r--r--net/tipc/discover.c11
-rw-r--r--net/tipc/eth_media.c8
-rw-r--r--net/tipc/ib_media.c2
-rw-r--r--net/tipc/link.c862
-rw-r--r--net/tipc/link.h51
-rw-r--r--net/tipc/msg.c130
-rw-r--r--net/tipc/msg.h133
-rw-r--r--net/tipc/name_distr.c4
-rw-r--r--net/tipc/name_table.c4
-rw-r--r--net/tipc/node.c116
-rw-r--r--net/tipc/node.h18
-rw-r--r--net/tipc/server.c47
-rw-r--r--net/tipc/socket.c272
-rw-r--r--net/tipc/socket.h4
-rw-r--r--net/tipc/subscr.c23
-rw-r--r--net/tipc/udp_media.c446
-rw-r--r--net/unix/af_unix.c50
-rw-r--r--net/vmw_vsock/af_vsock.c20
-rw-r--r--net/vmw_vsock/vmci_transport.c3
-rw-r--r--net/wireless/Kconfig8
-rw-r--r--net/wireless/ibss.c4
-rw-r--r--net/wireless/mlme.c6
-rw-r--r--net/wireless/nl80211.c96
-rw-r--r--net/wireless/rdev-ops.h5
-rw-r--r--net/wireless/reg.c111
-rw-r--r--net/wireless/reg.h15
-rw-r--r--net/wireless/scan.c302
-rw-r--r--net/wireless/sme.c16
-rw-r--r--net/wireless/trace.h41
-rw-r--r--net/wireless/util.c130
-rw-r--r--net/wireless/wext-compat.c18
-rw-r--r--net/wireless/wext-compat.h6
-rw-r--r--net/wireless/wext-sme.c2
-rw-r--r--net/x25/af_x25.c6
-rw-r--r--net/xfrm/xfrm_state.c8
-rw-r--r--samples/bpf/Makefile1
-rw-r--r--samples/bpf/bpf_helpers.h7
-rw-r--r--samples/bpf/libbpf.h4
-rw-r--r--samples/bpf/sockex1_kern.c8
-rw-r--r--samples/bpf/sockex1_user.c2
-rw-r--r--samples/bpf/sockex2_kern.c26
-rw-r--r--samples/bpf/sockex2_user.c11
-rw-r--r--samples/bpf/tcbpf1_kern.c71
-rw-r--r--samples/bpf/test_verifier.c84
-rwxr-xr-xsamples/pktgen/pktgen.conf-1-159
-rwxr-xr-xsamples/pktgen/pktgen.conf-1-1-flows67
-rwxr-xr-xsamples/pktgen/pktgen.conf-1-1-ip660
-rwxr-xr-xsamples/pktgen/pktgen.conf-1-1-ip6-rdos63
-rwxr-xr-xsamples/pktgen/pktgen.conf-1-1-rdos64
-rwxr-xr-xsamples/pktgen/pktgen.conf-1-269
-rwxr-xr-xsamples/pktgen/pktgen.conf-2-166
-rwxr-xr-xsamples/pktgen/pktgen.conf-2-273
-rw-r--r--security/capability.c6
-rw-r--r--security/security.c5
-rw-r--r--security/selinux/hooks.c35
-rw-r--r--security/selinux/selinuxfs.c2
-rw-r--r--security/smack/smack_netfilter.c8
-rw-r--r--sound/pci/hda/hda_intel.c2
-rw-r--r--sound/pci/hda/patch_realtek.c3
-rw-r--r--tools/net/bpf_exp.l6
-rw-r--r--tools/net/bpf_exp.y23
-rw-r--r--tools/testing/selftests/Makefile8
-rw-r--r--virt/kvm/kvm_main.c14
1537 files changed, 47630 insertions, 28671 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-net b/Documentation/ABI/testing/sysfs-class-net
index beb8ec4dabbc..5ecfd72ba684 100644
--- a/Documentation/ABI/testing/sysfs-class-net
+++ b/Documentation/ABI/testing/sysfs-class-net
@@ -188,6 +188,14 @@ Description:
Indicates the interface unique physical port identifier within
the NIC, as a string.
+What: /sys/class/net/<iface>/phys_port_name
+Date: March 2015
+KernelVersion: 4.0
+Contact: netdev@vger.kernel.org
+Description:
+ Indicates the interface physical port name within the NIC,
+ as a string.
+
What: /sys/class/net/<iface>/speed
Date: October 2009
KernelVersion: 2.6.33
diff --git a/Documentation/ABI/testing/sysfs-class-net-queues b/Documentation/ABI/testing/sysfs-class-net-queues
index 5e9aeb91d355..0c0df91b1516 100644
--- a/Documentation/ABI/testing/sysfs-class-net-queues
+++ b/Documentation/ABI/testing/sysfs-class-net-queues
@@ -24,6 +24,14 @@ Description:
Indicates the number of transmit timeout events seen by this
network interface transmit queue.
+What: /sys/class/<iface>/queues/tx-<queue>/tx_maxrate
+Date: March 2015
+KernelVersion: 4.1
+Contact: netdev@vger.kernel.org
+Description:
+ A Mbps max-rate set for the queue, a value of zero means disabled,
+ default is disabled.
+
What: /sys/class/<iface>/queues/tx-<queue>/xps_cpus
Date: November 2010
KernelVersion: 2.6.38
diff --git a/Documentation/devicetree/bindings/net/apm-xgene-enet.txt b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt
index 6151999c5dca..f55aa280d34f 100644
--- a/Documentation/devicetree/bindings/net/apm-xgene-enet.txt
+++ b/Documentation/devicetree/bindings/net/apm-xgene-enet.txt
@@ -14,7 +14,11 @@ Required properties for all the ethernet interfaces:
- "enet_csr": Ethernet control and status register address space
- "ring_csr": Descriptor ring control and status register address space
- "ring_cmd": Descriptor ring command register address space
-- interrupts: Ethernet main interrupt
+- interrupts: Two interrupt specifiers can be specified.
+ - First is the Rx interrupt. This irq is mandatory.
+ - Second is the Tx completion interrupt.
+ This is supported only on SGMII based 1GbE and 10GbE interfaces.
+- port-id: Port number (0 or 1)
- clocks: Reference to the clock entry.
- local-mac-address: MAC address assigned to this device
- phy-connection-type: Interface type between ethernet device and PHY device
@@ -49,6 +53,7 @@ Example:
<0x0 0X10000000 0x0 0X200>;
reg-names = "enet_csr", "ring_csr", "ring_cmd";
interrupts = <0x0 0x3c 0x4>;
+ port-id = <0>;
clocks = <&menetclk 0>;
local-mac-address = [00 01 73 00 00 01];
phy-connection-type = "rgmii";
diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.txt b/Documentation/devicetree/bindings/net/dsa/dsa.txt
index e124847443f8..f0b4cd72411d 100644
--- a/Documentation/devicetree/bindings/net/dsa/dsa.txt
+++ b/Documentation/devicetree/bindings/net/dsa/dsa.txt
@@ -19,7 +19,9 @@ the parent DSA node. The maximum number of allowed child nodes is 4
(DSA_MAX_SWITCHES).
Each of these switch child nodes should have the following required properties:
-- reg : Describes the switch address on the MII bus
+- reg : Contains two fields. The first one describes the
+ address on the MII bus. The second is the switch
+ number that must be unique in cascaded configurations
- #address-cells : Must be 1
- #size-cells : Must be 0
diff --git a/Documentation/devicetree/bindings/net/ieee802154/at86rf230.txt b/Documentation/devicetree/bindings/net/ieee802154/at86rf230.txt
index d3bbdded4cbe..168f1be50912 100644
--- a/Documentation/devicetree/bindings/net/ieee802154/at86rf230.txt
+++ b/Documentation/devicetree/bindings/net/ieee802154/at86rf230.txt
@@ -6,11 +6,14 @@ Required properties:
- spi-max-frequency: maximal bus speed, should be set to 7500000 depends
sync or async operation mode
- reg: the chipselect index
- - interrupts: the interrupt generated by the device
+ - interrupts: the interrupt generated by the device. Non high-level
+ can occur deadlocks while handling isr.
Optional properties:
- reset-gpio: GPIO spec for the rstn pin
- sleep-gpio: GPIO spec for the slp_tr pin
+ - xtal-trim: u8 value for fine tuning the internal capacitance
+ arrays of xtal pins: 0 = +0 pF, 0xf = +4.5 pF
Example:
@@ -18,6 +21,7 @@ Example:
compatible = "atmel,at86rf231";
spi-max-frequency = <7500000>;
reg = <0>;
- interrupts = <19 1>;
+ interrupts = <19 4>;
interrupt-parent = <&gpio3>;
+ xtal-trim = /bits/ 8 <0x06>;
};
diff --git a/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
index 0071883c08d8..fb6d49f184ed 100644
--- a/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
+++ b/Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
@@ -13,11 +13,15 @@ Required properties:
- cca-gpio: GPIO spec for the CCA pin
- vreg-gpio: GPIO spec for the VREG pin
- reset-gpio: GPIO spec for the RESET pin
+Optional properties:
+ - amplified: include if the CC2520 is connected to a CC2591 amplifier
+
Example:
cc2520@0 {
compatible = "ti,cc2520";
reg = <0>;
spi-max-frequency = <4000000>;
+ amplified;
pinctrl-names = "default";
pinctrl-0 = <&cc2520_cape_pins>;
fifo-gpio = <&gpio1 18 0>;
diff --git a/Documentation/devicetree/bindings/net/keystone-netcp.txt b/Documentation/devicetree/bindings/net/keystone-netcp.txt
index f9c07710478d..d0e6fa38f335 100644
--- a/Documentation/devicetree/bindings/net/keystone-netcp.txt
+++ b/Documentation/devicetree/bindings/net/keystone-netcp.txt
@@ -49,6 +49,7 @@ Required properties:
- compatible: Should be "ti,netcp-1.0"
- clocks: phandle to the reference clocks for the subsystem.
- dma-id: Navigator packet dma instance id.
+- ranges: address range of NetCP (includes, Ethernet SS, PA and SA)
Optional properties:
- reg: register location and the size for the following register
@@ -64,10 +65,30 @@ NetCP device properties: Device specification for NetCP sub-modules.
1Gb/10Gb (gbe/xgbe) ethernet switch sub-module specifications.
Required properties:
- label: Must be "netcp-gbe" for 1Gb & "netcp-xgbe" for 10Gb.
+- compatible: Must be one of below:-
+ "ti,netcp-gbe" for 1GbE on NetCP 1.4
+ "ti,netcp-gbe-5" for 1GbE N NetCP 1.5 (N=5)
+ "ti,netcp-gbe-9" for 1GbE N NetCP 1.5 (N=9)
+ "ti,netcp-gbe-2" for 1GbE N NetCP 1.5 (N=2)
+ "ti,netcp-xgbe" for 10 GbE
+
- reg: register location and the size for the following register
regions in the specified order.
- - subsystem registers
- - serdes registers
+ - switch subsystem registers
+ - sgmii port3/4 module registers (only for NetCP 1.4)
+ - switch module registers
+ - serdes registers (only for 10G)
+
+ NetCP 1.4 ethss, here is the order
+ index #0 - switch subsystem registers
+ index #1 - sgmii port3/4 module registers
+ index #2 - switch module registers
+
+ NetCP 1.5 ethss 9 port, 5 port and 2 port
+ index #0 - switch subsystem registers
+ index #1 - switch module registers
+ index #2 - serdes registers
+
- tx-channel: the navigator packet dma channel name for tx.
- tx-queue: the navigator queue number associated with the tx dma channel.
- interfaces: specification for each of the switch port to be registered as a
@@ -120,14 +141,13 @@ Optional properties:
Example binding:
-netcp: netcp@2090000 {
+netcp: netcp@2000000 {
reg = <0x2620110 0x8>;
reg-names = "efuse";
compatible = "ti,netcp-1.0";
#address-cells = <1>;
#size-cells = <1>;
- ranges;
-
+ ranges = <0 0x2000000 0xfffff>;
clocks = <&papllclk>, <&clkcpgmac>, <&chipclk12>;
dma-coherent;
/* big-endian; */
@@ -137,9 +157,9 @@ netcp: netcp@2090000 {
#address-cells = <1>;
#size-cells = <1>;
ranges;
- gbe@0x2090000 {
+ gbe@90000 {
label = "netcp-gbe";
- reg = <0x2090000 0xf00>;
+ reg = <0x90000 0x300>, <0x90400 0x400>, <0x90800 0x700>;
/* enable-ale; */
tx-queue = <648>;
tx-channel = <8>;
diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt
index aaa696414f57..ba19d671e808 100644
--- a/Documentation/devicetree/bindings/net/macb.txt
+++ b/Documentation/devicetree/bindings/net/macb.txt
@@ -2,10 +2,13 @@
Required properties:
- compatible: Should be "cdns,[<chip>-]{macb|gem}"
- Use "cdns,at91sam9260-macb" Atmel at91sam9260 and at91sam9263 SoCs.
+ Use "cdns,at91sam9260-macb" for Atmel at91sam9 SoCs or the 10/100Mbit IP
+ available on sama5d3 SoCs.
Use "cdns,at32ap7000-macb" for other 10/100 usage or use the generic form: "cdns,macb".
Use "cdns,pc302-gem" for Picochip picoXcell pc302 and later devices based on
the Cadence GEM, or the generic form: "cdns,gem".
+ Use "cdns,sama5d3-gem" for the Gigabit IP available on Atmel sama5d3 SoCs.
+ Use "cdns,sama5d4-gem" for the Gigabit IP available on Atmel sama5d4 SoCs.
- reg: Address and length of the register set for the device
- interrupts: Should contain macb interrupt
- phy-mode: See ethernet.txt file in the same directory.
diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt
index a63e5e013a8c..92ae734c00c3 100644
--- a/Documentation/input/alps.txt
+++ b/Documentation/input/alps.txt
@@ -114,6 +114,9 @@ ALPS Absolute Mode - Protocol Version 2
byte 4: 0 y6 y5 y4 y3 y2 y1 y0
byte 5: 0 z6 z5 z4 z3 z2 z1 z0
+Protocol Version 2 DualPoint devices send standard PS/2 mouse packets for
+the DualPoint Stick.
+
Dualpoint device -- interleaved packet format
---------------------------------------------
@@ -127,6 +130,11 @@ Dualpoint device -- interleaved packet format
byte 7: 0 y6 y5 y4 y3 y2 y1 y0
byte 8: 0 z6 z5 z4 z3 z2 z1 z0
+Devices which use the interleaving format normally send standard PS/2 mouse
+packets for the DualPoint Stick + ALPS Absolute Mode packets for the
+touchpad, switching to the interleaved packet format when both the stick and
+the touchpad are used at the same time.
+
ALPS Absolute Mode - Protocol Version 3
---------------------------------------
diff --git a/Documentation/input/event-codes.txt b/Documentation/input/event-codes.txt
index c587a966413e..96705616f582 100644
--- a/Documentation/input/event-codes.txt
+++ b/Documentation/input/event-codes.txt
@@ -294,6 +294,12 @@ accordingly. This property does not affect kernel behavior.
The kernel does not provide button emulation for such devices but treats
them as any other INPUT_PROP_BUTTONPAD device.
+INPUT_PROP_ACCELEROMETER
+-------------------------
+Directional axes on this device (absolute and/or relative x, y, z) represent
+accelerometer data. All other axes retain their meaning. A device must not mix
+regular directional axes and accelerometer axes on the same event node.
+
Guidelines:
==========
The guidelines below ensure proper single-touch and multi-finger functionality.
diff --git a/Documentation/input/multi-touch-protocol.txt b/Documentation/input/multi-touch-protocol.txt
index 7b4f59c09ee2..b85d000faeb4 100644
--- a/Documentation/input/multi-touch-protocol.txt
+++ b/Documentation/input/multi-touch-protocol.txt
@@ -312,9 +312,12 @@ ABS_MT_TOOL_TYPE
The type of approaching tool. A lot of kernel drivers cannot distinguish
between different tool types, such as a finger or a pen. In such cases, the
-event should be omitted. The protocol currently supports MT_TOOL_FINGER and
-MT_TOOL_PEN [2]. For type B devices, this event is handled by input core;
-drivers should instead use input_mt_report_slot_state().
+event should be omitted. The protocol currently supports MT_TOOL_FINGER,
+MT_TOOL_PEN, and MT_TOOL_PALM [2]. For type B devices, this event is handled
+by input core; drivers should instead use input_mt_report_slot_state().
+A contact's ABS_MT_TOOL_TYPE may change over time while still touching the
+device, because the firmware may not be able to determine which tool is being
+used when it first appears.
ABS_MT_BLOB_ID
diff --git a/Documentation/networking/can.txt b/Documentation/networking/can.txt
index 0a2859a8ee7e..5abad1e921ca 100644
--- a/Documentation/networking/can.txt
+++ b/Documentation/networking/can.txt
@@ -22,7 +22,8 @@ This file contains
4.1.3 RAW socket option CAN_RAW_LOOPBACK
4.1.4 RAW socket option CAN_RAW_RECV_OWN_MSGS
4.1.5 RAW socket option CAN_RAW_FD_FRAMES
- 4.1.6 RAW socket returned message flags
+ 4.1.6 RAW socket option CAN_RAW_JOIN_FILTERS
+ 4.1.7 RAW socket returned message flags
4.2 Broadcast Manager protocol sockets (SOCK_DGRAM)
4.2.1 Broadcast Manager operations
4.2.2 Broadcast Manager message flags
@@ -601,7 +602,22 @@ solution for a couple of reasons:
CAN FD frames by checking if the device maximum transfer unit is CANFD_MTU.
The CAN device MTU can be retrieved e.g. with a SIOCGIFMTU ioctl() syscall.
- 4.1.6 RAW socket returned message flags
+ 4.1.6 RAW socket option CAN_RAW_JOIN_FILTERS
+
+ The CAN_RAW socket can set multiple CAN identifier specific filters that
+ lead to multiple filters in the af_can.c filter processing. These filters
+ are indenpendent from each other which leads to logical OR'ed filters when
+ applied (see 4.1.1).
+
+ This socket option joines the given CAN filters in the way that only CAN
+ frames are passed to user space that matched *all* given CAN filters. The
+ semantic for the applied filters is therefore changed to a logical AND.
+
+ This is useful especially when the filterset is a combination of filters
+ where the CAN_INV_FILTER flag is set in order to notch single CAN IDs or
+ CAN ID ranges from the incoming traffic.
+
+ 4.1.7 RAW socket returned message flags
When using recvmsg() call, the msg->msg_flags may contain following flags:
diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt
index 9930ecfbb465..135581f015e1 100644
--- a/Documentation/networking/filter.txt
+++ b/Documentation/networking/filter.txt
@@ -280,7 +280,8 @@ Possible BPF extensions are shown in the following table:
rxhash skb->hash
cpu raw_smp_processor_id()
vlan_tci skb_vlan_tag_get(skb)
- vlan_pr skb_vlan_tag_present(skb)
+ vlan_avail skb_vlan_tag_present(skb)
+ vlan_tpid skb->vlan_proto
rand prandom_u32()
These extensions can also be prefixed with '#'.
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 1b8c964b0d17..071fb18dc57c 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -388,6 +388,16 @@ tcp_mtu_probing - INTEGER
1 - Disabled by default, enabled when an ICMP black hole detected
2 - Always enabled, use initial MSS of tcp_base_mss.
+tcp_probe_interval - INTEGER
+ Controls how often to start TCP Packetization-Layer Path MTU
+ Discovery reprobe. The default is reprobing every 10 minutes as
+ per RFC4821.
+
+tcp_probe_threshold - INTEGER
+ Controls when TCP Packetization-Layer Path MTU Discovery probing
+ will stop in respect to the width of search range in bytes. Default
+ is 8 bytes.
+
tcp_no_metrics_save - BOOLEAN
By default, TCP saves various connection metrics in the route cache
when the connection closes, so that connections established in the
@@ -1116,11 +1126,23 @@ arp_accept - BOOLEAN
gratuitous arp frame, the arp table will be updated regardless
if this setting is on or off.
+mcast_solicit - INTEGER
+ The maximum number of multicast probes in INCOMPLETE state,
+ when the associated hardware address is unknown. Defaults
+ to 3.
+
+ucast_solicit - INTEGER
+ The maximum number of unicast probes in PROBE state, when
+ the hardware address is being reconfirmed. Defaults to 3.
app_solicit - INTEGER
The maximum number of probes to send to the user space ARP daemon
via netlink before dropping back to multicast probes (see
- mcast_solicit). Defaults to 0.
+ mcast_resolicit). Defaults to 0.
+
+mcast_resolicit - INTEGER
+ The maximum number of multicast probes after unicast and
+ app probes in PROBE state. Defaults to 0.
disable_policy - BOOLEAN
Disable IPSEC policy (SPD) for this interface
@@ -1198,6 +1220,17 @@ anycast_src_echo_reply - BOOLEAN
FALSE: disabled
Default: FALSE
+idgen_delay - INTEGER
+ Controls the delay in seconds after which time to retry
+ privacy stable address generation if a DAD conflict is
+ detected.
+ Default: 1 (as specified in RFC7217)
+
+idgen_retries - INTEGER
+ Controls the number of retries to generate a stable privacy
+ address if a DAD conflict is detected.
+ Default: 3 (as specified in RFC7217)
+
mld_qrv - INTEGER
Controls the MLD query robustness variable (see RFC3810 9.1).
Default: 2 (as specified by RFC3810 9.1)
@@ -1518,6 +1551,20 @@ use_optimistic - BOOLEAN
0: disabled (default)
1: enabled
+stable_secret - IPv6 address
+ This IPv6 address will be used as a secret to generate IPv6
+ addresses for link-local addresses and autoconfigured
+ ones. All addresses generated after setting this secret will
+ be stable privacy ones by default. This can be changed via the
+ addrgenmode ip-link. conf/default/stable_secret is used as the
+ secret for the namespace, the interface specific ones can
+ overwrite that. Writes to conf/all/stable_secret are refused.
+
+ It is recommended to generate this secret during installation
+ of a system and keep it stable after that.
+
+ By default the stable secret is unset.
+
icmp/*:
ratelimit - INTEGER
Limit the maximal rates for sending ICMPv6 packets.
diff --git a/Documentation/networking/ipvs-sysctl.txt b/Documentation/networking/ipvs-sysctl.txt
index 7a3c04729591..3ba709531adb 100644
--- a/Documentation/networking/ipvs-sysctl.txt
+++ b/Documentation/networking/ipvs-sysctl.txt
@@ -22,6 +22,27 @@ backup_only - BOOLEAN
If set, disable the director function while the server is
in backup mode to avoid packet loops for DR/TUN methods.
+conn_reuse_mode - INTEGER
+ 1 - default
+
+ Controls how ipvs will deal with connections that are detected
+ port reuse. It is a bitmap, with the values being:
+
+ 0: disable any special handling on port reuse. The new
+ connection will be delivered to the same real server that was
+ servicing the previous connection. This will effectively
+ disable expire_nodest_conn.
+
+ bit 1: enable rescheduling of new connections when it is safe.
+ That is, whenever expire_nodest_conn and for TCP sockets, when
+ the connection is in TIME_WAIT state (which is only possible if
+ you use NAT mode).
+
+ bit 2: it is bit 1 plus, for TCP connections, when connections
+ are in FIN_WAIT state, as this is the last state seen by load
+ balancer in Direct Routing mode. This bit helps on adding new
+ real servers to a very busy cluster.
+
conntrack - BOOLEAN
0 - disabled (default)
not 0 - enabled
diff --git a/Documentation/networking/mpls-sysctl.txt b/Documentation/networking/mpls-sysctl.txt
new file mode 100644
index 000000000000..639ddf0ece9b
--- /dev/null
+++ b/Documentation/networking/mpls-sysctl.txt
@@ -0,0 +1,20 @@
+/proc/sys/net/mpls/* Variables:
+
+platform_labels - INTEGER
+ Number of entries in the platform label table. It is not
+ possible to configure forwarding for label values equal to or
+ greater than the number of platform labels.
+
+ A dense utliziation of the entries in the platform label table
+ is possible and expected aas the platform labels are locally
+ allocated.
+
+ If the number of platform label table entries is set to 0 no
+ label will be recognized by the kernel and mpls forwarding
+ will be disabled.
+
+ Reducing this value will remove all label routing entries that
+ no longer fit in the table.
+
+ Possible values: 0 - 1048575
+ Default: 0
diff --git a/Documentation/networking/packet_mmap.txt b/Documentation/networking/packet_mmap.txt
index a6d7cb91069e..daa015af16a0 100644
--- a/Documentation/networking/packet_mmap.txt
+++ b/Documentation/networking/packet_mmap.txt
@@ -440,9 +440,10 @@ and the following flags apply:
+++ Capture process:
from include/linux/if_packet.h
- #define TP_STATUS_COPY 2
- #define TP_STATUS_LOSING 4
- #define TP_STATUS_CSUMNOTREADY 8
+ #define TP_STATUS_COPY (1 << 1)
+ #define TP_STATUS_LOSING (1 << 2)
+ #define TP_STATUS_CSUMNOTREADY (1 << 3)
+ #define TP_STATUS_CSUM_VALID (1 << 7)
TP_STATUS_COPY : This flag indicates that the frame (and associated
meta information) has been truncated because it's
@@ -466,6 +467,12 @@ TP_STATUS_CSUMNOTREADY: currently it's used for outgoing IP packets which
reading the packet we should not try to check the
checksum.
+TP_STATUS_CSUM_VALID : This flag indicates that at least the transport
+ header checksum of the packet has been already
+ validated on the kernel side. If the flag is not set
+ then we are free to check the checksum by ourselves
+ provided that TP_STATUS_CSUMNOTREADY is also not set.
+
for convenience there are also the following defines:
#define TP_STATUS_KERNEL 0
diff --git a/Documentation/networking/pktgen.txt b/Documentation/networking/pktgen.txt
index 6915c6b27869..0344f1d45b37 100644
--- a/Documentation/networking/pktgen.txt
+++ b/Documentation/networking/pktgen.txt
@@ -3,13 +3,11 @@
HOWTO for the linux packet generator
------------------------------------
-Date: 041221
-
-Enable CONFIG_NET_PKTGEN to compile and build pktgen.o either in kernel
-or as module. Module is preferred. insmod pktgen if needed. Once running
-pktgen creates a thread on each CPU where each thread has affinity to its CPU.
-Monitoring and controlling is done via /proc. Easiest to select a suitable
-a sample script and configure.
+Enable CONFIG_NET_PKTGEN to compile and build pktgen either in-kernel
+or as a module. A module is preferred; modprobe pktgen if needed. Once
+running, pktgen creates a thread for each CPU with affinity to that CPU.
+Monitoring and controlling is done via /proc. It is easiest to select a
+suitable sample script and configure that.
On a dual CPU:
@@ -27,7 +25,7 @@ For monitoring and control pktgen creates:
Tuning NIC for max performance
==============================
-The default NIC setting are (likely) not tuned for pktgen's artificial
+The default NIC settings are (likely) not tuned for pktgen's artificial
overload type of benchmarking, as this could hurt the normal use-case.
Specifically increasing the TX ring buffer in the NIC:
@@ -35,20 +33,20 @@ Specifically increasing the TX ring buffer in the NIC:
A larger TX ring can improve pktgen's performance, while it can hurt
in the general case, 1) because the TX ring buffer might get larger
-than the CPUs L1/L2 cache, 2) because it allow more queueing in the
+than the CPU's L1/L2 cache, 2) because it allows more queueing in the
NIC HW layer (which is bad for bufferbloat).
-One should be careful to conclude, that packets/descriptors in the HW
+One should hesitate to conclude that packets/descriptors in the HW
TX ring cause delay. Drivers usually delay cleaning up the
-ring-buffers (for various performance reasons), thus packets stalling
-the TX ring, might just be waiting for cleanup.
+ring-buffers for various performance reasons, and packets stalling
+the TX ring might just be waiting for cleanup.
-This cleanup issues is specifically the case, for the driver ixgbe
-(Intel 82599 chip). This driver (ixgbe) combine TX+RX ring cleanups,
+This cleanup issue is specifically the case for the driver ixgbe
+(Intel 82599 chip). This driver (ixgbe) combines TX+RX ring cleanups,
and the cleanup interval is affected by the ethtool --coalesce setting
of parameter "rx-usecs".
-For ixgbe use e.g "30" resulting in approx 33K interrupts/sec (1/30*10^6):
+For ixgbe use e.g. "30" resulting in approx 33K interrupts/sec (1/30*10^6):
# ethtool -C ethX rx-usecs 30
@@ -60,15 +58,16 @@ Running:
Stopped: eth1
Result: OK: max_before_softirq=10000
-Most important the devices assigned to thread. Note! A device can only belong
-to one thread.
+Most important are the devices assigned to the thread. Note that a
+device can only belong to one thread.
Viewing devices
===============
-Parm section holds configured info. Current hold running stats.
-Result is printed after run or after interruption. Example:
+The Params section holds configured information. The Current section
+holds running statistics. The Result is printed after a run or after
+interruption. Example:
/proc/net/pktgen/eth1
@@ -93,7 +92,8 @@ Result: OK: 13101142(c12220741+d880401) usec, 10000000 (60byte,0frags)
Configuring threads and devices
================================
-This is done via the /proc interface easiest done via pgset in the scripts
+This is done via the /proc interface, and most easily done via pgset
+as defined in the sample scripts.
Examples:
@@ -192,10 +192,11 @@ Examples:
pgset "rate 300M" set rate to 300 Mb/s
pgset "ratep 1000000" set rate to 1Mpps
-Example scripts
-===============
+Sample scripts
+==============
-A collection of small tutorial scripts for pktgen is in examples dir.
+A collection of small tutorial scripts for pktgen is in the
+samples/pktgen directory:
pktgen.conf-1-1 # 1 CPU 1 dev
pktgen.conf-1-2 # 1 CPU 2 dev
@@ -206,25 +207,26 @@ pktgen.conf-1-1-ip6 # 1 CPU 1 dev ipv6
pktgen.conf-1-1-ip6-rdos # 1 CPU 1 dev ipv6 w. route DoS
pktgen.conf-1-1-flows # 1 CPU 1 dev multiple flows.
-Run in shell: ./pktgen.conf-X-Y It does all the setup including sending.
+Run in shell: ./pktgen.conf-X-Y
+This does all the setup including sending.
Interrupt affinity
===================
-Note when adding devices to a specific CPU there good idea to also assign
-/proc/irq/XX/smp_affinity so the TX-interrupts gets bound to the same CPU.
-as this reduces cache bouncing when freeing skb's.
+Note that when adding devices to a specific CPU it is a good idea to
+also assign /proc/irq/XX/smp_affinity so that the TX interrupts are bound
+to the same CPU. This reduces cache bouncing when freeing skbs.
Enable IPsec
============
-Default IPsec transformation with ESP encapsulation plus Transport mode
-could be enabled by simply setting:
+Default IPsec transformation with ESP encapsulation plus transport mode
+can be enabled by simply setting:
pgset "flag IPSEC"
pgset "flows 1"
To avoid breaking existing testbed scripts for using AH type and tunnel mode,
-user could use "pgset spi SPI_VALUE" to specify which formal of transformation
+you can use "pgset spi SPI_VALUE" to specify which transformation mode
to employ.
diff --git a/Documentation/networking/s2io.txt b/Documentation/networking/s2io.txt
index d2a9f43b5546..0362a42f7cf4 100644
--- a/Documentation/networking/s2io.txt
+++ b/Documentation/networking/s2io.txt
@@ -38,7 +38,7 @@ The corresponding adapter's LED will blink multiple times.
3. Features supported:
a. Jumbo frames. Xframe I/II supports MTU up to 9600 bytes,
-modifiable using ifconfig command.
+modifiable using ip command.
b. Offloads. Supports checksum offload(TCP/UDP/IP) on transmit
and receive, TSO.
diff --git a/Documentation/networking/scaling.txt b/Documentation/networking/scaling.txt
index 99ca40e8e810..cbfac0949635 100644
--- a/Documentation/networking/scaling.txt
+++ b/Documentation/networking/scaling.txt
@@ -421,6 +421,15 @@ best CPUs to share a given queue are probably those that share the cache
with the CPU that processes transmit completions for that queue
(transmit interrupts).
+Per TX Queue rate limitation:
+=============================
+
+These are rate-limitation mechanisms implemented by HW, where currently
+a max-rate attribute is supported, by setting a Mbps value to
+
+/sys/class/net/<dev>/queues/tx-<n>/tx_maxrate
+
+A value of zero means disabled, and this is the default.
Further Information
===================
diff --git a/Documentation/networking/vxge.txt b/Documentation/networking/vxge.txt
index bb76c667a476..abfec245f97c 100644
--- a/Documentation/networking/vxge.txt
+++ b/Documentation/networking/vxge.txt
@@ -39,7 +39,7 @@ iii) PCI-SIG's I/O Virtualization
iv) Jumbo frames
X3100 Series supports MTU up to 9600 bytes, modifiable using
- ifconfig command.
+ ip command.
v) Offloads supported: (Enabled by default)
Checksum offload (TCP/UDP/IP) on transmit and receive paths
diff --git a/MAINTAINERS b/MAINTAINERS
index 358eb0105e00..9091b4ad1cc3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -637,8 +637,7 @@ F: drivers/gpu/drm/radeon/radeon_kfd.h
F: include/uapi/linux/kfd_ioctl.h
AMD MICROCODE UPDATE SUPPORT
-M: Andreas Herrmann <herrmann.der.user@googlemail.com>
-L: amd64-microcode@amd64.org
+M: Borislav Petkov <bp@alien8.de>
S: Maintained
F: arch/x86/kernel/cpu/microcode/amd*
@@ -1186,7 +1185,7 @@ M: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-mvebu/
-F: drivers/rtc/armada38x-rtc
+F: drivers/rtc/rtc-armada38x.c
ARM/Marvell Berlin SoC support
M: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
@@ -1362,6 +1361,7 @@ F: drivers/i2c/busses/i2c-rk3x.c
F: drivers/*/*rockchip*
F: drivers/*/*/*rockchip*
F: sound/soc/rockchip/
+N: rockchip
ARM/SAMSUNG EXYNOS ARM ARCHITECTURES
M: Kukjin Kim <kgene@kernel.org>
@@ -1675,8 +1675,8 @@ F: drivers/misc/eeprom/at24.c
F: include/linux/platform_data/at24.h
ATA OVER ETHERNET (AOE) DRIVER
-M: "Ed L. Cashin" <ecashin@coraid.com>
-W: http://support.coraid.com/support/linux
+M: "Ed L. Cashin" <ed.cashin@acm.org>
+W: http://www.openaoe.org/
S: Supported
F: Documentation/aoe/
F: drivers/block/aoe/
@@ -3252,6 +3252,13 @@ S: Maintained
F: Documentation/hwmon/dme1737
F: drivers/hwmon/dme1737.c
+DMI/SMBIOS SUPPORT
+M: Jean Delvare <jdelvare@suse.de>
+S: Maintained
+F: drivers/firmware/dmi-id.c
+F: drivers/firmware/dmi_scan.c
+F: include/linux/dmi.h
+
DOCKING STATION DRIVER
M: Shaohua Li <shaohua.li@intel.com>
L: linux-acpi@vger.kernel.org
@@ -5087,7 +5094,7 @@ S: Supported
F: drivers/platform/x86/intel_menlow.c
INTEL IA32 MICROCODE UPDATE SUPPORT
-M: Tigran Aivazian <tigran@aivazian.fsnet.co.uk>
+M: Borislav Petkov <bp@alien8.de>
S: Maintained
F: arch/x86/kernel/cpu/microcode/core*
F: arch/x86/kernel/cpu/microcode/intel*
@@ -5128,22 +5135,21 @@ M: Deepak Saxena <dsaxena@plexity.net>
S: Maintained
F: drivers/char/hw_random/ixp4xx-rng.c
-INTEL ETHERNET DRIVERS (e100/e1000/e1000e/fm10k/igb/igbvf/ixgb/ixgbe/ixgbevf/i40e/i40evf)
+INTEL ETHERNET DRIVERS
M: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
-M: Jesse Brandeburg <jesse.brandeburg@intel.com>
-M: Bruce Allan <bruce.w.allan@intel.com>
-M: Carolyn Wyborny <carolyn.wyborny@intel.com>
-M: Don Skidmore <donald.c.skidmore@intel.com>
-M: Greg Rose <gregory.v.rose@intel.com>
-M: Matthew Vick <matthew.vick@intel.com>
-M: John Ronciak <john.ronciak@intel.com>
-M: Mitch Williams <mitch.a.williams@intel.com>
-M: Linux NICS <linux.nics@intel.com>
-L: e1000-devel@lists.sourceforge.net
+R: Jesse Brandeburg <jesse.brandeburg@intel.com>
+R: Shannon Nelson <shannon.nelson@intel.com>
+R: Carolyn Wyborny <carolyn.wyborny@intel.com>
+R: Don Skidmore <donald.c.skidmore@intel.com>
+R: Matthew Vick <matthew.vick@intel.com>
+R: John Ronciak <john.ronciak@intel.com>
+R: Mitch Williams <mitch.a.williams@intel.com>
+L: intel-wired-lan@lists.osuosl.org
W: http://www.intel.com/support/feedback.htm
W: http://e1000.sourceforge.net/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net.git
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next.git
+Q: http://patchwork.ozlabs.org/project/intel-wired-lan/list/
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queue.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git
S: Supported
F: Documentation/networking/e100.txt
F: Documentation/networking/e1000.txt
@@ -6316,6 +6322,7 @@ F: drivers/scsi/megaraid/
MELLANOX ETHERNET DRIVER (mlx4_en)
M: Amir Vadai <amirv@mellanox.com>
+M: Ido Shamay <idos@mellanox.com>
L: netdev@vger.kernel.org
S: Supported
W: http://www.mellanox.com
@@ -8345,7 +8352,6 @@ F: block/partitions/ibm.c
S390 NETWORK DRIVERS
M: Ursula Braun <ursula.braun@de.ibm.com>
-M: Frank Blaschka <blaschka@linux.vnet.ibm.com>
M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
@@ -9820,7 +9826,7 @@ F: include/linux/wl12xx.h
TIPC NETWORK LAYER
M: Jon Maloy <jon.maloy@ericsson.com>
-M: Allan Stephens <allan.stephens@windriver.com>
+M: Ying Xue <ying.xue@windriver.com>
L: netdev@vger.kernel.org (core kernel code)
L: tipc-discussion@lists.sourceforge.net (user apps, general discussion)
W: http://tipc.sourceforge.net/
diff --git a/Makefile b/Makefile
index 14c722f96877..54430f933b62 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 4
PATCHLEVEL = 0
SUBLEVEL = 0
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc7
NAME = Hurr durr I'ma sheep
# *DOCUMENTATION*
diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c
index 114234e83caa..edda76fae83f 100644
--- a/arch/arc/kernel/signal.c
+++ b/arch/arc/kernel/signal.c
@@ -67,7 +67,7 @@ stash_usr_regs(struct rt_sigframe __user *sf, struct pt_regs *regs,
sigset_t *set)
{
int err;
- err = __copy_to_user(&(sf->uc.uc_mcontext.regs), regs,
+ err = __copy_to_user(&(sf->uc.uc_mcontext.regs.scratch), regs,
sizeof(sf->uc.uc_mcontext.regs.scratch));
err |= __copy_to_user(&sf->uc.uc_sigmask, set, sizeof(sigset_t));
@@ -83,7 +83,7 @@ static int restore_usr_regs(struct pt_regs *regs, struct rt_sigframe __user *sf)
if (!err)
set_current_blocked(&set);
- err |= __copy_from_user(regs, &(sf->uc.uc_mcontext.regs),
+ err |= __copy_from_user(regs, &(sf->uc.uc_mcontext.regs.scratch),
sizeof(sf->uc.uc_mcontext.regs.scratch));
return err;
@@ -131,6 +131,15 @@ SYSCALL_DEFINE0(rt_sigreturn)
/* Don't restart from sigreturn */
syscall_wont_restart(regs);
+ /*
+ * Ensure that sigreturn always returns to user mode (in case the
+ * regs saved on user stack got fudged between save and sigreturn)
+ * Otherwise it is easy to panic the kernel with a custom
+ * signal handler and/or restorer which clobberes the status32/ret
+ * to return to a bogus location in kernel mode.
+ */
+ regs->status32 |= STATUS_U_MASK;
+
return regs->r0;
badframe:
@@ -229,8 +238,11 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
/*
* handler returns using sigreturn stub provided already by userpsace
+ * If not, nuke the process right away
*/
- BUG_ON(!(ksig->ka.sa.sa_flags & SA_RESTORER));
+ if(!(ksig->ka.sa.sa_flags & SA_RESTORER))
+ return 1;
+
regs->blink = (unsigned long)ksig->ka.sa.sa_restorer;
/* User Stack for signal handler will be above the frame just carved */
@@ -296,12 +308,12 @@ static void
handle_signal(struct ksignal *ksig, struct pt_regs *regs)
{
sigset_t *oldset = sigmask_to_save();
- int ret;
+ int failed;
/* Set up the stack frame */
- ret = setup_rt_frame(ksig, oldset, regs);
+ failed = setup_rt_frame(ksig, oldset, regs);
- signal_setup_done(ret, ksig, 0);
+ signal_setup_done(failed, ksig, 0);
}
void do_signal(struct pt_regs *regs)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9f1f09a2bc9b..cf4c0c99aa25 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -619,6 +619,7 @@ config ARCH_PXA
select GENERIC_CLOCKEVENTS
select GPIO_PXA
select HAVE_IDE
+ select IRQ_DOMAIN
select MULTI_IRQ_HANDLER
select PLAT_PXA
select SPARSE_IRQ
diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
index e7f0a4ae271c..62d25b14deb8 100644
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@@ -842,7 +842,7 @@
};
macb0: ethernet@fffc4000 {
- compatible = "cdns,at32ap7000-macb", "cdns,macb";
+ compatible = "cdns,at91sam9260-macb", "cdns,macb";
reg = <0xfffc4000 0x100>;
interrupts = <21 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
index fce301c4e9d6..e4f61a979a57 100644
--- a/arch/arm/boot/dts/at91sam9263.dtsi
+++ b/arch/arm/boot/dts/at91sam9263.dtsi
@@ -845,7 +845,7 @@
};
macb0: ethernet@fffbc000 {
- compatible = "cdns,at32ap7000-macb", "cdns,macb";
+ compatible = "cdns,at91sam9260-macb", "cdns,macb";
reg = <0xfffbc000 0x100>;
interrupts = <21 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index 488af63d5174..8ec05b11298a 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -956,7 +956,7 @@
};
macb0: ethernet@fffbc000 {
- compatible = "cdns,at32ap7000-macb", "cdns,macb";
+ compatible = "cdns,at91sam9260-macb", "cdns,macb";
reg = <0xfffbc000 0x100>;
interrupts = <25 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91sam9x5_macb0.dtsi b/arch/arm/boot/dts/at91sam9x5_macb0.dtsi
index 57e89d1d0325..73d7e30965ba 100644
--- a/arch/arm/boot/dts/at91sam9x5_macb0.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5_macb0.dtsi
@@ -53,7 +53,7 @@
};
macb0: ethernet@f802c000 {
- compatible = "cdns,at32ap7000-macb", "cdns,macb";
+ compatible = "cdns,at91sam9260-macb", "cdns,macb";
reg = <0xf802c000 0x100>;
interrupts = <24 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/at91sam9x5_macb1.dtsi b/arch/arm/boot/dts/at91sam9x5_macb1.dtsi
index 663676c02861..d81980c40c7d 100644
--- a/arch/arm/boot/dts/at91sam9x5_macb1.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5_macb1.dtsi
@@ -41,7 +41,7 @@
};
macb1: ethernet@f8030000 {
- compatible = "cdns,at32ap7000-macb", "cdns,macb";
+ compatible = "cdns,at91sam9260-macb", "cdns,macb";
reg = <0xf8030000 0x100>;
interrupts = <27 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/dm8168-evm.dts b/arch/arm/boot/dts/dm8168-evm.dts
index d3a29c1b8417..afe678f6d2e9 100644
--- a/arch/arm/boot/dts/dm8168-evm.dts
+++ b/arch/arm/boot/dts/dm8168-evm.dts
@@ -36,6 +36,20 @@
>;
};
+ mmc_pins: pinmux_mmc_pins {
+ pinctrl-single,pins = <
+ DM816X_IOPAD(0x0a70, MUX_MODE0) /* SD_POW */
+ DM816X_IOPAD(0x0a74, MUX_MODE0) /* SD_CLK */
+ DM816X_IOPAD(0x0a78, MUX_MODE0) /* SD_CMD */
+ DM816X_IOPAD(0x0a7C, MUX_MODE0) /* SD_DAT0 */
+ DM816X_IOPAD(0x0a80, MUX_MODE0) /* SD_DAT1 */
+ DM816X_IOPAD(0x0a84, MUX_MODE0) /* SD_DAT2 */
+ DM816X_IOPAD(0x0a88, MUX_MODE0) /* SD_DAT2 */
+ DM816X_IOPAD(0x0a8c, MUX_MODE2) /* GP1[7] */
+ DM816X_IOPAD(0x0a90, MUX_MODE2) /* GP1[8] */
+ >;
+ };
+
usb0_pins: pinmux_usb0_pins {
pinctrl-single,pins = <
DM816X_IOPAD(0x0d00, MUX_MODE0) /* USB0_DRVVBUS */
@@ -137,7 +151,12 @@
};
&mmc1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc_pins>;
vmmc-supply = <&vmmcsd_fixed>;
+ bus-width = <4>;
+ cd-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
+ wp-gpios = <&gpio2 8 GPIO_ACTIVE_LOW>;
};
/* At least dm8168-evm rev c won't support multipoint, later may */
diff --git a/arch/arm/boot/dts/dm816x.dtsi b/arch/arm/boot/dts/dm816x.dtsi
index 3c97b5f2addc..f35715bc6992 100644
--- a/arch/arm/boot/dts/dm816x.dtsi
+++ b/arch/arm/boot/dts/dm816x.dtsi
@@ -150,17 +150,27 @@
};
gpio1: gpio@48032000 {
- compatible = "ti,omap3-gpio";
+ compatible = "ti,omap4-gpio";
ti,hwmods = "gpio1";
+ ti,gpio-always-on;
reg = <0x48032000 0x1000>;
- interrupts = <97>;
+ interrupts = <96>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
};
gpio2: gpio@4804c000 {
- compatible = "ti,omap3-gpio";
+ compatible = "ti,omap4-gpio";
ti,hwmods = "gpio2";
+ ti,gpio-always-on;
reg = <0x4804c000 0x1000>;
- interrupts = <99>;
+ interrupts = <98>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
};
gpmc: gpmc@50000000 {
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 127608d79033..c4659a979c41 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -1111,7 +1111,6 @@
"wkupclk", "refclk",
"div-clk", "phy-div";
#phy-cells = <0>;
- ti,hwmods = "pcie1-phy";
};
pcie2_phy: pciephy@4a095000 {
@@ -1130,7 +1129,6 @@
"wkupclk", "refclk",
"div-clk", "phy-div";
#phy-cells = <0>;
- ti,hwmods = "pcie2-phy";
status = "disabled";
};
};
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index f4f78c40b564..3fdc84fddb70 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -92,6 +92,8 @@
ti,hwmods = "aes";
reg = <0x480c5000 0x50>;
interrupts = <0>;
+ dmas = <&sdma 65 &sdma 66>;
+ dma-names = "tx", "rx";
};
prm: prm@48306000 {
@@ -550,6 +552,8 @@
ti,hwmods = "sham";
reg = <0x480c3000 0x64>;
interrupts = <49>;
+ dmas = <&sdma 69>;
+ dma-names = "rx";
};
smartreflex_core: smartreflex@480cb000 {
diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
index d771f687a13b..eccc78d3220b 100644
--- a/arch/arm/boot/dts/rk3288.dtsi
+++ b/arch/arm/boot/dts/rk3288.dtsi
@@ -411,6 +411,7 @@
"mac_clk_rx", "mac_clk_tx",
"clk_mac_ref", "clk_mac_refout",
"aclk_mac", "pclk_mac";
+ status = "disabled";
};
usb_host0_ehci: usb@ff500000 {
diff --git a/arch/arm/boot/dts/sama5d3_emac.dtsi b/arch/arm/boot/dts/sama5d3_emac.dtsi
index fe2af9276312..b4544cf11bad 100644
--- a/arch/arm/boot/dts/sama5d3_emac.dtsi
+++ b/arch/arm/boot/dts/sama5d3_emac.dtsi
@@ -41,7 +41,7 @@
};
macb1: ethernet@f802c000 {
- compatible = "cdns,at32ap7000-macb", "cdns,macb";
+ compatible = "cdns,at91sam9260-macb", "cdns,macb";
reg = <0xf802c000 0x100>;
interrupts = <35 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 9d8760956752..d9176e606173 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -660,7 +660,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0xfff01000 0x1000>;
- interrupts = <0 156 4>;
+ interrupts = <0 155 4>;
num-cs = <4>;
clocks = <&spi_m_clk>;
status = "disabled";
diff --git a/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts b/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts
index ab7891c43231..75742f8f96f3 100644
--- a/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts
+++ b/arch/arm/boot/dts/sun4i-a10-olinuxino-lime.dts
@@ -56,6 +56,22 @@
model = "Olimex A10-OLinuXino-LIME";
compatible = "olimex,a10-olinuxino-lime", "allwinner,sun4i-a10";
+ cpus {
+ cpu0: cpu@0 {
+ /*
+ * The A10-Lime is known to be unstable
+ * when running at 1008 MHz
+ */
+ operating-points = <
+ /* kHz uV */
+ 912000 1350000
+ 864000 1300000
+ 624000 1250000
+ >;
+ cooling-max-level = <2>;
+ };
+ };
+
soc@01c00000 {
emac: ethernet@01c0b000 {
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi
index 5c2925831f20..eebb7853e00b 100644
--- a/arch/arm/boot/dts/sun4i-a10.dtsi
+++ b/arch/arm/boot/dts/sun4i-a10.dtsi
@@ -75,7 +75,6 @@
clock-latency = <244144>; /* 8 32k periods */
operating-points = <
/* kHz uV */
- 1056000 1500000
1008000 1400000
912000 1350000
864000 1300000
@@ -83,7 +82,7 @@
>;
#cooling-cells = <2>;
cooling-min-level = <0>;
- cooling-max-level = <4>;
+ cooling-max-level = <3>;
};
};
diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi
index f8818f1edbbe..883cb4873688 100644
--- a/arch/arm/boot/dts/sun5i-a13.dtsi
+++ b/arch/arm/boot/dts/sun5i-a13.dtsi
@@ -47,7 +47,6 @@
clock-latency = <244144>; /* 8 32k periods */
operating-points = <
/* kHz uV */
- 1104000 1500000
1008000 1400000
912000 1350000
864000 1300000
@@ -57,7 +56,7 @@
>;
#cooling-cells = <2>;
cooling-min-level = <0>;
- cooling-max-level = <6>;
+ cooling-max-level = <5>;
};
};
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 3a8530b79f1c..fdd181792b4b 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -105,7 +105,6 @@
clock-latency = <244144>; /* 8 32k periods */
operating-points = <
/* kHz uV */
- 1008000 1450000
960000 1400000
912000 1400000
864000 1300000
@@ -116,7 +115,7 @@
>;
#cooling-cells = <2>;
cooling-min-level = <0>;
- cooling-max-level = <7>;
+ cooling-max-level = <6>;
};
cpu@1 {
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 2a2f4d56e4c8..25f1beea453e 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -720,6 +720,8 @@ static const char * __init omap_get_family(void)
return kasprintf(GFP_KERNEL, "OMAP4");
else if (soc_is_omap54xx())
return kasprintf(GFP_KERNEL, "OMAP5");
+ else if (soc_is_am33xx() || soc_is_am335x())
+ return kasprintf(GFP_KERNEL, "AM33xx");
else if (soc_is_am43xx())
return kasprintf(GFP_KERNEL, "AM43xx");
else if (soc_is_dra7xx())
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index 0eecd83c624e..89a7c06570d3 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -11,6 +11,7 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#include <linux/bitops.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/interrupt.h>
@@ -40,7 +41,6 @@
#define ICHP_VAL_IRQ (1 << 31)
#define ICHP_IRQ(i) (((i) >> 16) & 0x7fff)
#define IPR_VALID (1 << 31)
-#define IRQ_BIT(n) (((n) - PXA_IRQ(0)) & 0x1f)
#define MAX_INTERNAL_IRQS 128
@@ -51,6 +51,7 @@
static void __iomem *pxa_irq_base;
static int pxa_internal_irq_nr;
static bool cpu_has_ipr;
+static struct irq_domain *pxa_irq_domain;
static inline void __iomem *irq_base(int i)
{
@@ -66,18 +67,20 @@ static inline void __iomem *irq_base(int i)
void pxa_mask_irq(struct irq_data *d)
{
void __iomem *base = irq_data_get_irq_chip_data(d);
+ irq_hw_number_t irq = irqd_to_hwirq(d);
uint32_t icmr = __raw_readl(base + ICMR);
- icmr &= ~(1 << IRQ_BIT(d->irq));
+ icmr &= ~BIT(irq & 0x1f);
__raw_writel(icmr, base + ICMR);
}
void pxa_unmask_irq(struct irq_data *d)
{
void __iomem *base = irq_data_get_irq_chip_data(d);
+ irq_hw_number_t irq = irqd_to_hwirq(d);
uint32_t icmr = __raw_readl(base + ICMR);
- icmr |= 1 << IRQ_BIT(d->irq);
+ icmr |= BIT(irq & 0x1f);
__raw_writel(icmr, base + ICMR);
}
@@ -118,40 +121,63 @@ asmlinkage void __exception_irq_entry ichp_handle_irq(struct pt_regs *regs)
} while (1);
}
-void __init pxa_init_irq(int irq_nr, int (*fn)(struct irq_data *, unsigned int))
+static int pxa_irq_map(struct irq_domain *h, unsigned int virq,
+ irq_hw_number_t hw)
{
- int irq, i, n;
+ void __iomem *base = irq_base(hw / 32);
- BUG_ON(irq_nr > MAX_INTERNAL_IRQS);
+ /* initialize interrupt priority */
+ if (cpu_has_ipr)
+ __raw_writel(hw | IPR_VALID, pxa_irq_base + IPR(hw));
+
+ irq_set_chip_and_handler(virq, &pxa_internal_irq_chip,
+ handle_level_irq);
+ irq_set_chip_data(virq, base);
+ set_irq_flags(virq, IRQF_VALID);
+
+ return 0;
+}
+
+static struct irq_domain_ops pxa_irq_ops = {
+ .map = pxa_irq_map,
+ .xlate = irq_domain_xlate_onecell,
+};
+
+static __init void
+pxa_init_irq_common(struct device_node *node, int irq_nr,
+ int (*fn)(struct irq_data *, unsigned int))
+{
+ int n;
pxa_internal_irq_nr = irq_nr;
- cpu_has_ipr = !cpu_is_pxa25x();
- pxa_irq_base = io_p2v(0x40d00000);
+ pxa_irq_domain = irq_domain_add_legacy(node, irq_nr,
+ PXA_IRQ(0), 0,
+ &pxa_irq_ops, NULL);
+ if (!pxa_irq_domain)
+ panic("Unable to add PXA IRQ domain\n");
+ irq_set_default_host(pxa_irq_domain);
for (n = 0; n < irq_nr; n += 32) {
void __iomem *base = irq_base(n >> 5);
__raw_writel(0, base + ICMR); /* disable all IRQs */
__raw_writel(0, base + ICLR); /* all IRQs are IRQ, not FIQ */
- for (i = n; (i < (n + 32)) && (i < irq_nr); i++) {
- /* initialize interrupt priority */
- if (cpu_has_ipr)
- __raw_writel(i | IPR_VALID, pxa_irq_base + IPR(i));
-
- irq = PXA_IRQ(i);
- irq_set_chip_and_handler(irq, &pxa_internal_irq_chip,
- handle_level_irq);
- irq_set_chip_data(irq, base);
- set_irq_flags(irq, IRQF_VALID);
- }
}
-
/* only unmasked interrupts kick us out of idle */
__raw_writel(1, irq_base(0) + ICCR);
pxa_internal_irq_chip.irq_set_wake = fn;
}
+void __init pxa_init_irq(int irq_nr, int (*fn)(struct irq_data *, unsigned int))
+{
+ BUG_ON(irq_nr > MAX_INTERNAL_IRQS);
+
+ pxa_irq_base = io_p2v(0x40d00000);
+ cpu_has_ipr = !cpu_is_pxa25x();
+ pxa_init_irq_common(NULL, irq_nr, fn);
+}
+
#ifdef CONFIG_PM
static unsigned long saved_icmr[MAX_INTERNAL_IRQS/32];
static unsigned long saved_ipr[MAX_INTERNAL_IRQS];
@@ -203,30 +229,6 @@ struct syscore_ops pxa_irq_syscore_ops = {
};
#ifdef CONFIG_OF
-static struct irq_domain *pxa_irq_domain;
-
-static int pxa_irq_map(struct irq_domain *h, unsigned int virq,
- irq_hw_number_t hw)
-{
- void __iomem *base = irq_base(hw / 32);
-
- /* initialize interrupt priority */
- if (cpu_has_ipr)
- __raw_writel(hw | IPR_VALID, pxa_irq_base + IPR(hw));
-
- irq_set_chip_and_handler(hw, &pxa_internal_irq_chip,
- handle_level_irq);
- irq_set_chip_data(hw, base);
- set_irq_flags(hw, IRQF_VALID);
-
- return 0;
-}
-
-static struct irq_domain_ops pxa_irq_ops = {
- .map = pxa_irq_map,
- .xlate = irq_domain_xlate_onecell,
-};
-
static const struct of_device_id intc_ids[] __initconst = {
{ .compatible = "marvell,pxa-intc", },
{}
@@ -236,7 +238,7 @@ void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int))
{
struct device_node *node;
struct resource res;
- int n, ret;
+ int ret;
node = of_find_matching_node(NULL, intc_ids);
if (!node) {
@@ -267,23 +269,6 @@ void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int))
return;
}
- pxa_irq_domain = irq_domain_add_legacy(node, pxa_internal_irq_nr, 0, 0,
- &pxa_irq_ops, NULL);
- if (!pxa_irq_domain)
- panic("Unable to add PXA IRQ domain\n");
-
- irq_set_default_host(pxa_irq_domain);
-
- for (n = 0; n < pxa_internal_irq_nr; n += 32) {
- void __iomem *base = irq_base(n >> 5);
-
- __raw_writel(0, base + ICMR); /* disable all IRQs */
- __raw_writel(0, base + ICLR); /* all IRQs are IRQ, not FIQ */
- }
-
- /* only unmasked interrupts kick us out of idle */
- __raw_writel(1, irq_base(0) + ICCR);
-
- pxa_internal_irq_chip.irq_set_wake = fn;
+ pxa_init_irq_common(node, pxa_internal_irq_nr, fn);
}
#endif /* CONFIG_OF */
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index 205f9bf3821e..ac2ae5c71ab4 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -412,7 +412,7 @@ static struct fixed_voltage_config can_regulator_pdata = {
};
static struct platform_device can_regulator_device = {
- .name = "reg-fixed-volage",
+ .name = "reg-fixed-voltage",
.id = 0,
.dev = {
.platform_data = &can_regulator_pdata,
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index a77604fbaf25..81502b90dd91 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -1,10 +1,12 @@
menuconfig ARCH_SUNXI
bool "Allwinner SoCs" if ARCH_MULTI_V7
select ARCH_REQUIRE_GPIOLIB
+ select ARCH_HAS_RESET_CONTROLLER
select CLKSRC_MMIO
select GENERIC_IRQ_CHIP
select PINCTRL
select SUN4I_TIMER
+ select RESET_CONTROLLER
if ARCH_SUNXI
@@ -20,10 +22,8 @@ config MACH_SUN5I
config MACH_SUN6I
bool "Allwinner A31 (sun6i) SoCs support"
default ARCH_SUNXI
- select ARCH_HAS_RESET_CONTROLLER
select ARM_GIC
select MFD_SUN6I_PRCM
- select RESET_CONTROLLER
select SUN5I_HSTIMER
config MACH_SUN7I
@@ -37,16 +37,12 @@ config MACH_SUN7I
config MACH_SUN8I
bool "Allwinner A23 (sun8i) SoCs support"
default ARCH_SUNXI
- select ARCH_HAS_RESET_CONTROLLER
select ARM_GIC
select MFD_SUN6I_PRCM
- select RESET_CONTROLLER
config MACH_SUN9I
bool "Allwinner (sun9i) SoCs support"
default ARCH_SUNXI
- select ARCH_HAS_RESET_CONTROLLER
select ARM_GIC
- select RESET_CONTROLLER
endif
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index db10169a08de..8ca94d379bc3 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -799,6 +799,7 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
const struct of_device_id *match;
const struct dmtimer_platform_data *pdata;
+ int ret;
match = of_match_device(of_match_ptr(omap_timer_match), dev);
pdata = match ? match->data : dev->platform_data;
@@ -860,7 +861,12 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
}
if (!timer->reserved) {
- pm_runtime_get_sync(dev);
+ ret = pm_runtime_get_sync(dev);
+ if (ret < 0) {
+ dev_err(dev, "%s: pm_runtime_get_sync failed!\n",
+ __func__);
+ goto err_get_sync;
+ }
__omap_dm_timer_init_regs(timer);
pm_runtime_put(dev);
}
@@ -873,6 +879,11 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
dev_dbg(dev, "Device Probed.\n");
return 0;
+
+err_get_sync:
+ pm_runtime_put_noidle(dev);
+ pm_runtime_disable(dev);
+ return ret;
}
/**
@@ -899,6 +910,8 @@ static int omap_dm_timer_remove(struct platform_device *pdev)
}
spin_unlock_irqrestore(&dm_timer_lock, flags);
+ pm_runtime_disable(&pdev->dev);
+
return ret;
}
diff --git a/arch/arm64/boot/dts/apm/apm-mustang.dts b/arch/arm64/boot/dts/apm/apm-mustang.dts
index 2e25de0800b9..83578e766b94 100644
--- a/arch/arm64/boot/dts/apm/apm-mustang.dts
+++ b/arch/arm64/boot/dts/apm/apm-mustang.dts
@@ -45,6 +45,10 @@
status = "ok";
};
+&sgenet1 {
+ status = "ok";
+};
+
&xgenet {
status = "ok";
};
diff --git a/arch/arm64/boot/dts/apm/apm-storm.dtsi b/arch/arm64/boot/dts/apm/apm-storm.dtsi
index a857794432d6..e74f6e0a208c 100644
--- a/arch/arm64/boot/dts/apm/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm/apm-storm.dtsi
@@ -186,6 +186,16 @@
clock-output-names = "sge0clk";
};
+ sge1clk: sge1clk@1f21c000 {
+ compatible = "apm,xgene-device-clock";
+ #clock-cells = <1>;
+ clocks = <&socplldiv2 0>;
+ reg = <0x0 0x1f21c000 0x0 0x1000>;
+ reg-names = "csr-reg";
+ csr-mask = <0xc>;
+ clock-output-names = "sge1clk";
+ };
+
xge0clk: xge0clk@1f61c000 {
compatible = "apm,xgene-device-clock";
#clock-cells = <1>;
@@ -628,13 +638,30 @@
<0x0 0x1f200000 0x0 0Xc300>,
<0x0 0x1B000000 0x0 0X200>;
reg-names = "enet_csr", "ring_csr", "ring_cmd";
- interrupts = <0x0 0xA0 0x4>;
+ interrupts = <0x0 0xA0 0x4>,
+ <0x0 0xA1 0x4>;
dma-coherent;
clocks = <&sge0clk 0>;
local-mac-address = [00 00 00 00 00 00];
phy-connection-type = "sgmii";
};
+ sgenet1: ethernet@1f210030 {
+ compatible = "apm,xgene1-sgenet";
+ status = "disabled";
+ reg = <0x0 0x1f210030 0x0 0xd100>,
+ <0x0 0x1f200000 0x0 0Xc300>,
+ <0x0 0x1B000000 0x0 0X8000>;
+ reg-names = "enet_csr", "ring_csr", "ring_cmd";
+ interrupts = <0x0 0xAC 0x4>,
+ <0x0 0xAD 0x4>;
+ port-id = <1>;
+ dma-coherent;
+ clocks = <&sge1clk 0>;
+ local-mac-address = [00 00 00 00 00 00];
+ phy-connection-type = "sgmii";
+ };
+
xgenet: ethernet@1f610000 {
compatible = "apm,xgene1-xgenet";
status = "disabled";
@@ -642,7 +669,8 @@
<0x0 0x1f600000 0x0 0Xc300>,
<0x0 0x18000000 0x0 0X200>;
reg-names = "enet_csr", "ring_csr", "ring_cmd";
- interrupts = <0x0 0x60 0x4>;
+ interrupts = <0x0 0x60 0x4>,
+ <0x0 0x61 0x4>;
dma-coherent;
clocks = <&xge0clk 0>;
/* mac address will be overwritten by the bootloader */
diff --git a/arch/arm64/boot/dts/arm/juno-clocks.dtsi b/arch/arm64/boot/dts/arm/juno-clocks.dtsi
index ea2b5666a16f..c9b89efe0f56 100644
--- a/arch/arm64/boot/dts/arm/juno-clocks.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-clocks.dtsi
@@ -8,7 +8,7 @@
*/
/* SoC fixed clocks */
- soc_uartclk: refclk72738khz {
+ soc_uartclk: refclk7273800hz {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <7273800>;
diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h
index cb9593079f29..d8c25b7b18fb 100644
--- a/arch/arm64/include/asm/cmpxchg.h
+++ b/arch/arm64/include/asm/cmpxchg.h
@@ -246,14 +246,30 @@ static inline unsigned long __cmpxchg_mb(volatile void *ptr, unsigned long old,
__ret; \
})
-#define this_cpu_cmpxchg_1(ptr, o, n) cmpxchg_local(raw_cpu_ptr(&(ptr)), o, n)
-#define this_cpu_cmpxchg_2(ptr, o, n) cmpxchg_local(raw_cpu_ptr(&(ptr)), o, n)
-#define this_cpu_cmpxchg_4(ptr, o, n) cmpxchg_local(raw_cpu_ptr(&(ptr)), o, n)
-#define this_cpu_cmpxchg_8(ptr, o, n) cmpxchg_local(raw_cpu_ptr(&(ptr)), o, n)
-
-#define this_cpu_cmpxchg_double_8(ptr1, ptr2, o1, o2, n1, n2) \
- cmpxchg_double_local(raw_cpu_ptr(&(ptr1)), raw_cpu_ptr(&(ptr2)), \
- o1, o2, n1, n2)
+#define _protect_cmpxchg_local(pcp, o, n) \
+({ \
+ typeof(*raw_cpu_ptr(&(pcp))) __ret; \
+ preempt_disable(); \
+ __ret = cmpxchg_local(raw_cpu_ptr(&(pcp)), o, n); \
+ preempt_enable(); \
+ __ret; \
+})
+
+#define this_cpu_cmpxchg_1(ptr, o, n) _protect_cmpxchg_local(ptr, o, n)
+#define this_cpu_cmpxchg_2(ptr, o, n) _protect_cmpxchg_local(ptr, o, n)
+#define this_cpu_cmpxchg_4(ptr, o, n) _protect_cmpxchg_local(ptr, o, n)
+#define this_cpu_cmpxchg_8(ptr, o, n) _protect_cmpxchg_local(ptr, o, n)
+
+#define this_cpu_cmpxchg_double_8(ptr1, ptr2, o1, o2, n1, n2) \
+({ \
+ int __ret; \
+ preempt_disable(); \
+ __ret = cmpxchg_double_local( raw_cpu_ptr(&(ptr1)), \
+ raw_cpu_ptr(&(ptr2)), \
+ o1, o2, n1, n2); \
+ preempt_enable(); \
+ __ret; \
+})
#define cmpxchg64(ptr,o,n) cmpxchg((ptr),(o),(n))
#define cmpxchg64_local(ptr,o,n) cmpxchg_local((ptr),(o),(n))
diff --git a/arch/arm64/include/asm/mmu_context.h b/arch/arm64/include/asm/mmu_context.h
index a9eee33dfa62..101a42bde728 100644
--- a/arch/arm64/include/asm/mmu_context.h
+++ b/arch/arm64/include/asm/mmu_context.h
@@ -151,6 +151,15 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
{
unsigned int cpu = smp_processor_id();
+ /*
+ * init_mm.pgd does not contain any user mappings and it is always
+ * active for kernel addresses in TTBR1. Just set the reserved TTBR0.
+ */
+ if (next == &init_mm) {
+ cpu_set_reserved_ttbr0();
+ return;
+ }
+
if (!cpumask_test_and_set_cpu(cpu, mm_cpumask(next)) || prev != next)
check_and_switch_context(next, tsk);
}
diff --git a/arch/arm64/include/asm/percpu.h b/arch/arm64/include/asm/percpu.h
index 09da25bc596f..4fde8c1df97f 100644
--- a/arch/arm64/include/asm/percpu.h
+++ b/arch/arm64/include/asm/percpu.h
@@ -204,25 +204,47 @@ static inline unsigned long __percpu_xchg(void *ptr, unsigned long val,
return ret;
}
+#define _percpu_read(pcp) \
+({ \
+ typeof(pcp) __retval; \
+ preempt_disable(); \
+ __retval = (typeof(pcp))__percpu_read(raw_cpu_ptr(&(pcp)), \
+ sizeof(pcp)); \
+ preempt_enable(); \
+ __retval; \
+})
+
+#define _percpu_write(pcp, val) \
+do { \
+ preempt_disable(); \
+ __percpu_write(raw_cpu_ptr(&(pcp)), (unsigned long)(val), \
+ sizeof(pcp)); \
+ preempt_enable(); \
+} while(0) \
+
+#define _pcp_protect(operation, pcp, val) \
+({ \
+ typeof(pcp) __retval; \
+ preempt_disable(); \
+ __retval = (typeof(pcp))operation(raw_cpu_ptr(&(pcp)), \
+ (val), sizeof(pcp)); \
+ preempt_enable(); \
+ __retval; \
+})
+
#define _percpu_add(pcp, val) \
- __percpu_add(raw_cpu_ptr(&(pcp)), val, sizeof(pcp))
+ _pcp_protect(__percpu_add, pcp, val)
-#define _percpu_add_return(pcp, val) (typeof(pcp)) (_percpu_add(pcp, val))
+#define _percpu_add_return(pcp, val) _percpu_add(pcp, val)
#define _percpu_and(pcp, val) \
- __percpu_and(raw_cpu_ptr(&(pcp)), val, sizeof(pcp))
+ _pcp_protect(__percpu_and, pcp, val)
#define _percpu_or(pcp, val) \
- __percpu_or(raw_cpu_ptr(&(pcp)), val, sizeof(pcp))
-
-#define _percpu_read(pcp) (typeof(pcp)) \
- (__percpu_read(raw_cpu_ptr(&(pcp)), sizeof(pcp)))
-
-#define _percpu_write(pcp, val) \
- __percpu_write(raw_cpu_ptr(&(pcp)), (unsigned long)(val), sizeof(pcp))
+ _pcp_protect(__percpu_or, pcp, val)
#define _percpu_xchg(pcp, val) (typeof(pcp)) \
- (__percpu_xchg(raw_cpu_ptr(&(pcp)), (unsigned long)(val), sizeof(pcp)))
+ _pcp_protect(__percpu_xchg, pcp, (unsigned long)(val))
#define this_cpu_add_1(pcp, val) _percpu_add(pcp, val)
#define this_cpu_add_2(pcp, val) _percpu_add(pcp, val)
diff --git a/arch/metag/include/asm/io.h b/arch/metag/include/asm/io.h
index 9359e5048442..d5779b0ec573 100644
--- a/arch/metag/include/asm/io.h
+++ b/arch/metag/include/asm/io.h
@@ -2,6 +2,7 @@
#define _ASM_METAG_IO_H
#include <linux/types.h>
+#include <asm/pgtable-bits.h>
#define IO_SPACE_LIMIT 0
diff --git a/arch/metag/include/asm/pgtable-bits.h b/arch/metag/include/asm/pgtable-bits.h
new file mode 100644
index 000000000000..25ba6729f496
--- /dev/null
+++ b/arch/metag/include/asm/pgtable-bits.h
@@ -0,0 +1,104 @@
+/*
+ * Meta page table definitions.
+ */
+
+#ifndef _METAG_PGTABLE_BITS_H
+#define _METAG_PGTABLE_BITS_H
+
+#include <asm/metag_mem.h>
+
+/*
+ * Definitions for MMU descriptors
+ *
+ * These are the hardware bits in the MMCU pte entries.
+ * Derived from the Meta toolkit headers.
+ */
+#define _PAGE_PRESENT MMCU_ENTRY_VAL_BIT
+#define _PAGE_WRITE MMCU_ENTRY_WR_BIT
+#define _PAGE_PRIV MMCU_ENTRY_PRIV_BIT
+/* Write combine bit - this can cause writes to occur out of order */
+#define _PAGE_WR_COMBINE MMCU_ENTRY_WRC_BIT
+/* Sys coherent bit - this bit is never used by Linux */
+#define _PAGE_SYS_COHERENT MMCU_ENTRY_SYS_BIT
+#define _PAGE_ALWAYS_ZERO_1 0x020
+#define _PAGE_CACHE_CTRL0 0x040
+#define _PAGE_CACHE_CTRL1 0x080
+#define _PAGE_ALWAYS_ZERO_2 0x100
+#define _PAGE_ALWAYS_ZERO_3 0x200
+#define _PAGE_ALWAYS_ZERO_4 0x400
+#define _PAGE_ALWAYS_ZERO_5 0x800
+
+/* These are software bits that we stuff into the gaps in the hardware
+ * pte entries that are not used. Note, these DO get stored in the actual
+ * hardware, but the hardware just does not use them.
+ */
+#define _PAGE_ACCESSED _PAGE_ALWAYS_ZERO_1
+#define _PAGE_DIRTY _PAGE_ALWAYS_ZERO_2
+
+/* Pages owned, and protected by, the kernel. */
+#define _PAGE_KERNEL _PAGE_PRIV
+
+/* No cacheing of this page */
+#define _PAGE_CACHE_WIN0 (MMCU_CWIN_UNCACHED << MMCU_ENTRY_CWIN_S)
+/* burst cacheing - good for data streaming */
+#define _PAGE_CACHE_WIN1 (MMCU_CWIN_BURST << MMCU_ENTRY_CWIN_S)
+/* One cache way per thread */
+#define _PAGE_CACHE_WIN2 (MMCU_CWIN_C1SET << MMCU_ENTRY_CWIN_S)
+/* Full on cacheing */
+#define _PAGE_CACHE_WIN3 (MMCU_CWIN_CACHED << MMCU_ENTRY_CWIN_S)
+
+#define _PAGE_CACHEABLE (_PAGE_CACHE_WIN3 | _PAGE_WR_COMBINE)
+
+/* which bits are used for cache control ... */
+#define _PAGE_CACHE_MASK (_PAGE_CACHE_CTRL0 | _PAGE_CACHE_CTRL1 | \
+ _PAGE_WR_COMBINE)
+
+/* This is a mask of the bits that pte_modify is allowed to change. */
+#define _PAGE_CHG_MASK (PAGE_MASK)
+
+#define _PAGE_SZ_SHIFT 1
+#define _PAGE_SZ_4K (0x0)
+#define _PAGE_SZ_8K (0x1 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_16K (0x2 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_32K (0x3 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_64K (0x4 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_128K (0x5 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_256K (0x6 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_512K (0x7 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_1M (0x8 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_2M (0x9 << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_4M (0xa << _PAGE_SZ_SHIFT)
+#define _PAGE_SZ_MASK (0xf << _PAGE_SZ_SHIFT)
+
+#if defined(CONFIG_PAGE_SIZE_4K)
+#define _PAGE_SZ (_PAGE_SZ_4K)
+#elif defined(CONFIG_PAGE_SIZE_8K)
+#define _PAGE_SZ (_PAGE_SZ_8K)
+#elif defined(CONFIG_PAGE_SIZE_16K)
+#define _PAGE_SZ (_PAGE_SZ_16K)
+#endif
+#define _PAGE_TABLE (_PAGE_SZ | _PAGE_PRESENT)
+
+#if defined(CONFIG_HUGETLB_PAGE_SIZE_8K)
+# define _PAGE_SZHUGE (_PAGE_SZ_8K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_16K)
+# define _PAGE_SZHUGE (_PAGE_SZ_16K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_32K)
+# define _PAGE_SZHUGE (_PAGE_SZ_32K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_64K)
+# define _PAGE_SZHUGE (_PAGE_SZ_64K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_128K)
+# define _PAGE_SZHUGE (_PAGE_SZ_128K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_256K)
+# define _PAGE_SZHUGE (_PAGE_SZ_256K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512K)
+# define _PAGE_SZHUGE (_PAGE_SZ_512K)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_1M)
+# define _PAGE_SZHUGE (_PAGE_SZ_1M)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_2M)
+# define _PAGE_SZHUGE (_PAGE_SZ_2M)
+#elif defined(CONFIG_HUGETLB_PAGE_SIZE_4M)
+# define _PAGE_SZHUGE (_PAGE_SZ_4M)
+#endif
+
+#endif /* _METAG_PGTABLE_BITS_H */
diff --git a/arch/metag/include/asm/pgtable.h b/arch/metag/include/asm/pgtable.h
index d0604c0a8702..ffa3a3a2ecad 100644
--- a/arch/metag/include/asm/pgtable.h
+++ b/arch/metag/include/asm/pgtable.h
@@ -5,6 +5,7 @@
#ifndef _METAG_PGTABLE_H
#define _METAG_PGTABLE_H
+#include <asm/pgtable-bits.h>
#include <asm-generic/pgtable-nopmd.h>
/* Invalid regions on Meta: 0x00000000-0x001FFFFF and 0xFFFF0000-0xFFFFFFFF */
@@ -21,100 +22,6 @@
#endif
/*
- * Definitions for MMU descriptors
- *
- * These are the hardware bits in the MMCU pte entries.
- * Derived from the Meta toolkit headers.
- */
-#define _PAGE_PRESENT MMCU_ENTRY_VAL_BIT
-#define _PAGE_WRITE MMCU_ENTRY_WR_BIT
-#define _PAGE_PRIV MMCU_ENTRY_PRIV_BIT
-/* Write combine bit - this can cause writes to occur out of order */
-#define _PAGE_WR_COMBINE MMCU_ENTRY_WRC_BIT
-/* Sys coherent bit - this bit is never used by Linux */
-#define _PAGE_SYS_COHERENT MMCU_ENTRY_SYS_BIT
-#define _PAGE_ALWAYS_ZERO_1 0x020
-#define _PAGE_CACHE_CTRL0 0x040
-#define _PAGE_CACHE_CTRL1 0x080
-#define _PAGE_ALWAYS_ZERO_2 0x100
-#define _PAGE_ALWAYS_ZERO_3 0x200
-#define _PAGE_ALWAYS_ZERO_4 0x400
-#define _PAGE_ALWAYS_ZERO_5 0x800
-
-/* These are software bits that we stuff into the gaps in the hardware
- * pte entries that are not used. Note, these DO get stored in the actual
- * hardware, but the hardware just does not use them.
- */
-#define _PAGE_ACCESSED _PAGE_ALWAYS_ZERO_1
-#define _PAGE_DIRTY _PAGE_ALWAYS_ZERO_2
-
-/* Pages owned, and protected by, the kernel. */
-#define _PAGE_KERNEL _PAGE_PRIV
-
-/* No cacheing of this page */
-#define _PAGE_CACHE_WIN0 (MMCU_CWIN_UNCACHED << MMCU_ENTRY_CWIN_S)
-/* burst cacheing - good for data streaming */
-#define _PAGE_CACHE_WIN1 (MMCU_CWIN_BURST << MMCU_ENTRY_CWIN_S)
-/* One cache way per thread */
-#define _PAGE_CACHE_WIN2 (MMCU_CWIN_C1SET << MMCU_ENTRY_CWIN_S)
-/* Full on cacheing */
-#define _PAGE_CACHE_WIN3 (MMCU_CWIN_CACHED << MMCU_ENTRY_CWIN_S)
-
-#define _PAGE_CACHEABLE (_PAGE_CACHE_WIN3 | _PAGE_WR_COMBINE)
-
-/* which bits are used for cache control ... */
-#define _PAGE_CACHE_MASK (_PAGE_CACHE_CTRL0 | _PAGE_CACHE_CTRL1 | \
- _PAGE_WR_COMBINE)
-
-/* This is a mask of the bits that pte_modify is allowed to change. */
-#define _PAGE_CHG_MASK (PAGE_MASK)
-
-#define _PAGE_SZ_SHIFT 1
-#define _PAGE_SZ_4K (0x0)
-#define _PAGE_SZ_8K (0x1 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_16K (0x2 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_32K (0x3 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_64K (0x4 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_128K (0x5 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_256K (0x6 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_512K (0x7 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_1M (0x8 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_2M (0x9 << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_4M (0xa << _PAGE_SZ_SHIFT)
-#define _PAGE_SZ_MASK (0xf << _PAGE_SZ_SHIFT)
-
-#if defined(CONFIG_PAGE_SIZE_4K)
-#define _PAGE_SZ (_PAGE_SZ_4K)
-#elif defined(CONFIG_PAGE_SIZE_8K)
-#define _PAGE_SZ (_PAGE_SZ_8K)
-#elif defined(CONFIG_PAGE_SIZE_16K)
-#define _PAGE_SZ (_PAGE_SZ_16K)
-#endif
-#define _PAGE_TABLE (_PAGE_SZ | _PAGE_PRESENT)
-
-#if defined(CONFIG_HUGETLB_PAGE_SIZE_8K)
-# define _PAGE_SZHUGE (_PAGE_SZ_8K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_16K)
-# define _PAGE_SZHUGE (_PAGE_SZ_16K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_32K)
-# define _PAGE_SZHUGE (_PAGE_SZ_32K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_64K)
-# define _PAGE_SZHUGE (_PAGE_SZ_64K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_128K)
-# define _PAGE_SZHUGE (_PAGE_SZ_128K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_256K)
-# define _PAGE_SZHUGE (_PAGE_SZ_256K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512K)
-# define _PAGE_SZHUGE (_PAGE_SZ_512K)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_1M)
-# define _PAGE_SZHUGE (_PAGE_SZ_1M)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_2M)
-# define _PAGE_SZHUGE (_PAGE_SZ_2M)
-#elif defined(CONFIG_HUGETLB_PAGE_SIZE_4M)
-# define _PAGE_SZHUGE (_PAGE_SZ_4M)
-#endif
-
-/*
* The Linux memory management assumes a three-level page table setup. On
* Meta, we use that, but "fold" the mid level into the top-level page
* table.
diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h
index f213f5b4c423..d17437238a2c 100644
--- a/arch/parisc/include/asm/pgalloc.h
+++ b/arch/parisc/include/asm/pgalloc.h
@@ -26,7 +26,7 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm)
if (likely(pgd != NULL)) {
memset(pgd, 0, PAGE_SIZE<<PGD_ALLOC_ORDER);
-#ifdef CONFIG_64BIT
+#if PT_NLEVELS == 3
actual_pgd += PTRS_PER_PGD;
/* Populate first pmd with allocated memory. We mark it
* with PxD_FLAG_ATTACHED as a signal to the system that this
@@ -45,7 +45,7 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm)
static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
{
-#ifdef CONFIG_64BIT
+#if PT_NLEVELS == 3
pgd -= PTRS_PER_PGD;
#endif
free_pages((unsigned long)pgd, PGD_ALLOC_ORDER);
@@ -72,12 +72,15 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
{
-#ifdef CONFIG_64BIT
if(pmd_flag(*pmd) & PxD_FLAG_ATTACHED)
- /* This is the permanent pmd attached to the pgd;
- * cannot free it */
+ /*
+ * This is the permanent pmd attached to the pgd;
+ * cannot free it.
+ * Increment the counter to compensate for the decrement
+ * done by generic mm code.
+ */
+ mm_inc_nr_pmds(mm);
return;
-#endif
free_pages((unsigned long)pmd, PMD_ORDER);
}
@@ -99,7 +102,7 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
static inline void
pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
{
-#ifdef CONFIG_64BIT
+#if PT_NLEVELS == 3
/* preserve the gateway marker if this is the beginning of
* the permanent pmd */
if(pmd_flag(*pmd) & PxD_FLAG_ATTACHED)
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 5a8997d63899..8eefb12d1d33 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -55,8 +55,8 @@
#define ENTRY_COMP(_name_) .word sys_##_name_
#endif
- ENTRY_SAME(restart_syscall) /* 0 */
- ENTRY_SAME(exit)
+90: ENTRY_SAME(restart_syscall) /* 0 */
+91: ENTRY_SAME(exit)
ENTRY_SAME(fork_wrapper)
ENTRY_SAME(read)
ENTRY_SAME(write)
@@ -439,7 +439,10 @@
ENTRY_SAME(bpf)
ENTRY_COMP(execveat)
- /* Nothing yet */
+
+.ifne (. - 90b) - (__NR_Linux_syscalls * (91b - 90b))
+.error "size of syscall table does not fit value of __NR_Linux_syscalls"
+.endif
#undef ENTRY_SAME
#undef ENTRY_DIFF
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 22b0940494bb..5084bdcc6046 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -126,7 +126,7 @@ config PPC
select IRQ_FORCED_THREADING
select HAVE_RCU_TABLE_FREE if SMP
select HAVE_SYSCALL_TRACEPOINTS
- select HAVE_BPF_JIT if PPC64
+ select HAVE_BPF_JIT
select HAVE_ARCH_JUMP_LABEL
select ARCH_HAVE_NMI_SAFE_CMPXCHG
select ARCH_HAS_GCOV_PROFILE_ALL
diff --git a/arch/powerpc/include/asm/asm-compat.h b/arch/powerpc/include/asm/asm-compat.h
index 21be8ae8f809..dc85dcb891cf 100644
--- a/arch/powerpc/include/asm/asm-compat.h
+++ b/arch/powerpc/include/asm/asm-compat.h
@@ -23,6 +23,8 @@
#define PPC_STL stringify_in_c(std)
#define PPC_STLU stringify_in_c(stdu)
#define PPC_LCMPI stringify_in_c(cmpdi)
+#define PPC_LCMPLI stringify_in_c(cmpldi)
+#define PPC_LCMP stringify_in_c(cmpd)
#define PPC_LONG stringify_in_c(.llong)
#define PPC_LONG_ALIGN stringify_in_c(.balign 8)
#define PPC_TLNEI stringify_in_c(tdnei)
@@ -52,6 +54,8 @@
#define PPC_STL stringify_in_c(stw)
#define PPC_STLU stringify_in_c(stwu)
#define PPC_LCMPI stringify_in_c(cmpwi)
+#define PPC_LCMPLI stringify_in_c(cmplwi)
+#define PPC_LCMP stringify_in_c(cmpw)
#define PPC_LONG stringify_in_c(.long)
#define PPC_LONG_ALIGN stringify_in_c(.balign 4)
#define PPC_TLNEI stringify_in_c(twnei)
diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h
index 2bf8e9307be9..4c8ad592ae33 100644
--- a/arch/powerpc/include/asm/cputhreads.h
+++ b/arch/powerpc/include/asm/cputhreads.h
@@ -55,7 +55,7 @@ static inline cpumask_t cpu_thread_mask_to_cores(const struct cpumask *threads)
static inline int cpu_nr_cores(void)
{
- return NR_CPUS >> threads_shift;
+ return nr_cpu_ids >> threads_shift;
}
static inline cpumask_t cpu_online_cores_map(void)
diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h
index 03cd858a401c..5c93f691b495 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -153,6 +153,7 @@
#define PPC_INST_MFSPR_PVR_MASK 0xfc1fffff
#define PPC_INST_MFTMR 0x7c0002dc
#define PPC_INST_MSGSND 0x7c00019c
+#define PPC_INST_MSGCLR 0x7c0001dc
#define PPC_INST_MSGSNDP 0x7c00011c
#define PPC_INST_MTTMR 0x7c0003dc
#define PPC_INST_NOP 0x60000000
@@ -212,6 +213,8 @@
#define PPC_INST_LWZ 0x80000000
#define PPC_INST_STD 0xf8000000
#define PPC_INST_STDU 0xf8000001
+#define PPC_INST_STW 0x90000000
+#define PPC_INST_STWU 0x94000000
#define PPC_INST_MFLR 0x7c0802a6
#define PPC_INST_MTLR 0x7c0803a6
#define PPC_INST_CMPWI 0x2c000000
@@ -309,6 +312,8 @@
___PPC_RB(b) | __PPC_EH(eh))
#define PPC_MSGSND(b) stringify_in_c(.long PPC_INST_MSGSND | \
___PPC_RB(b))
+#define PPC_MSGCLR(b) stringify_in_c(.long PPC_INST_MSGCLR | \
+ ___PPC_RB(b))
#define PPC_MSGSNDP(b) stringify_in_c(.long PPC_INST_MSGSNDP | \
___PPC_RB(b))
#define PPC_POPCNTB(a, s) stringify_in_c(.long PPC_INST_POPCNTB | \
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 1c874fb533bb..af56b5c6c81a 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -608,13 +608,16 @@
#define SRR1_ISI_N_OR_G 0x10000000 /* ISI: Access is no-exec or G */
#define SRR1_ISI_PROT 0x08000000 /* ISI: Other protection fault */
#define SRR1_WAKEMASK 0x00380000 /* reason for wakeup */
+#define SRR1_WAKEMASK_P8 0x003c0000 /* reason for wakeup on POWER8 */
#define SRR1_WAKESYSERR 0x00300000 /* System error */
#define SRR1_WAKEEE 0x00200000 /* External interrupt */
#define SRR1_WAKEMT 0x00280000 /* mtctrl */
#define SRR1_WAKEHMI 0x00280000 /* Hypervisor maintenance */
#define SRR1_WAKEDEC 0x00180000 /* Decrementer interrupt */
+#define SRR1_WAKEDBELL 0x00140000 /* Privileged doorbell on P8 */
#define SRR1_WAKETHERM 0x00100000 /* Thermal management interrupt */
#define SRR1_WAKERESET 0x00100000 /* System reset */
+#define SRR1_WAKEHDBELL 0x000c0000 /* Hypervisor doorbell on P8 */
#define SRR1_WAKESTATE 0x00030000 /* Powersave exit mask [46:47] */
#define SRR1_WS_DEEPEST 0x00030000 /* Some resources not maintained,
* may not be recoverable */
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index f337666768a7..f83046878336 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -437,6 +437,26 @@ static struct cpu_spec __initdata cpu_specs[] = {
.machine_check_early = __machine_check_early_realmode_p8,
.platform = "power8",
},
+ { /* Power8NVL */
+ .pvr_mask = 0xffff0000,
+ .pvr_value = 0x004c0000,
+ .cpu_name = "POWER8NVL (raw)",
+ .cpu_features = CPU_FTRS_POWER8,
+ .cpu_user_features = COMMON_USER_POWER8,
+ .cpu_user_features2 = COMMON_USER2_POWER8,
+ .mmu_features = MMU_FTRS_POWER8,
+ .icache_bsize = 128,
+ .dcache_bsize = 128,
+ .num_pmcs = 6,
+ .pmc_type = PPC_PMC_IBM,
+ .oprofile_cpu_type = "ppc64/power8",
+ .oprofile_type = PPC_OPROFILE_INVALID,
+ .cpu_setup = __setup_cpu_power8,
+ .cpu_restore = __restore_cpu_power8,
+ .flush_tlb = __flush_tlb_power8,
+ .machine_check_early = __machine_check_early_realmode_p8,
+ .platform = "power8",
+ },
{ /* Power8 DD1: Does not support doorbell IPIs */
.pvr_mask = 0xffffff00,
.pvr_value = 0x004d0100,
diff --git a/arch/powerpc/kernel/dbell.c b/arch/powerpc/kernel/dbell.c
index f4217819cc31..2128f3a96c32 100644
--- a/arch/powerpc/kernel/dbell.c
+++ b/arch/powerpc/kernel/dbell.c
@@ -17,6 +17,7 @@
#include <asm/dbell.h>
#include <asm/irq_regs.h>
+#include <asm/kvm_ppc.h>
#ifdef CONFIG_SMP
void doorbell_setup_this_cpu(void)
@@ -41,6 +42,7 @@ void doorbell_exception(struct pt_regs *regs)
may_hard_irq_enable();
+ kvmppc_set_host_ipi(smp_processor_id(), 0);
__this_cpu_inc(irq_stat.doorbell_irqs);
smp_ipi_demux();
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index c2df8150bd7a..9519e6bdc6d7 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1408,7 +1408,7 @@ machine_check_handle_early:
bne 9f /* continue in V mode if we are. */
5:
-#ifdef CONFIG_KVM_BOOK3S_64_HV
+#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
/*
* We are coming from kernel context. Check if we are coming from
* guest. if yes, then we can continue. We will fall through
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index de4018a1bc4b..de747563d29d 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -636,7 +636,7 @@ static int kvmppc_get_yield_count(struct kvm_vcpu *vcpu)
spin_lock(&vcpu->arch.vpa_update_lock);
lppaca = (struct lppaca *)vcpu->arch.vpa.pinned_addr;
if (lppaca)
- yield_count = lppaca->yield_count;
+ yield_count = be32_to_cpu(lppaca->yield_count);
spin_unlock(&vcpu->arch.vpa_update_lock);
return yield_count;
}
@@ -942,20 +942,20 @@ static int kvm_arch_vcpu_ioctl_set_sregs_hv(struct kvm_vcpu *vcpu,
static void kvmppc_set_lpcr(struct kvm_vcpu *vcpu, u64 new_lpcr,
bool preserve_top32)
{
+ struct kvm *kvm = vcpu->kvm;
struct kvmppc_vcore *vc = vcpu->arch.vcore;
u64 mask;
+ mutex_lock(&kvm->lock);
spin_lock(&vc->lock);
/*
* If ILE (interrupt little-endian) has changed, update the
* MSR_LE bit in the intr_msr for each vcpu in this vcore.
*/
if ((new_lpcr & LPCR_ILE) != (vc->lpcr & LPCR_ILE)) {
- struct kvm *kvm = vcpu->kvm;
struct kvm_vcpu *vcpu;
int i;
- mutex_lock(&kvm->lock);
kvm_for_each_vcpu(i, vcpu, kvm) {
if (vcpu->arch.vcore != vc)
continue;
@@ -964,7 +964,6 @@ static void kvmppc_set_lpcr(struct kvm_vcpu *vcpu, u64 new_lpcr,
else
vcpu->arch.intr_msr &= ~MSR_LE;
}
- mutex_unlock(&kvm->lock);
}
/*
@@ -981,6 +980,7 @@ static void kvmppc_set_lpcr(struct kvm_vcpu *vcpu, u64 new_lpcr,
mask &= 0xFFFFFFFF;
vc->lpcr = (vc->lpcr & ~mask) | (new_lpcr & mask);
spin_unlock(&vc->lock);
+ mutex_unlock(&kvm->lock);
}
static int kvmppc_get_one_reg_hv(struct kvm_vcpu *vcpu, u64 id,
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index bb94e6f20c81..6cbf1630cb70 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -1005,6 +1005,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_HAS_PPR)
/* Save HEIR (HV emulation assist reg) in emul_inst
if this is an HEI (HV emulation interrupt, e40) */
li r3,KVM_INST_FETCH_FAILED
+ stw r3,VCPU_LAST_INST(r9)
cmpwi r12,BOOK3S_INTERRUPT_H_EMUL_ASSIST
bne 11f
mfspr r3,SPRN_HEIR
diff --git a/arch/powerpc/net/Makefile b/arch/powerpc/net/Makefile
index 266b3950c3ac..1306a58ac541 100644
--- a/arch/powerpc/net/Makefile
+++ b/arch/powerpc/net/Makefile
@@ -1,4 +1,4 @@
#
# Arch-specific network modules
#
-obj-$(CONFIG_BPF_JIT) += bpf_jit_64.o bpf_jit_comp.o
+obj-$(CONFIG_BPF_JIT) += bpf_jit_asm.o bpf_jit_comp.o
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h
index c406aa95b2bc..889fd199a821 100644
--- a/arch/powerpc/net/bpf_jit.h
+++ b/arch/powerpc/net/bpf_jit.h
@@ -10,12 +10,25 @@
#ifndef _BPF_JIT_H
#define _BPF_JIT_H
+#ifdef CONFIG_PPC64
+#define BPF_PPC_STACK_R3_OFF 48
#define BPF_PPC_STACK_LOCALS 32
#define BPF_PPC_STACK_BASIC (48+64)
#define BPF_PPC_STACK_SAVE (18*8)
#define BPF_PPC_STACKFRAME (BPF_PPC_STACK_BASIC+BPF_PPC_STACK_LOCALS+ \
BPF_PPC_STACK_SAVE)
#define BPF_PPC_SLOWPATH_FRAME (48+64)
+#else
+#define BPF_PPC_STACK_R3_OFF 24
+#define BPF_PPC_STACK_LOCALS 16
+#define BPF_PPC_STACK_BASIC (24+32)
+#define BPF_PPC_STACK_SAVE (18*4)
+#define BPF_PPC_STACKFRAME (BPF_PPC_STACK_BASIC+BPF_PPC_STACK_LOCALS+ \
+ BPF_PPC_STACK_SAVE)
+#define BPF_PPC_SLOWPATH_FRAME (24+32)
+#endif
+
+#define REG_SZ (BITS_PER_LONG/8)
/*
* Generated code register usage:
@@ -57,7 +70,11 @@ DECLARE_LOAD_FUNC(sk_load_half);
DECLARE_LOAD_FUNC(sk_load_byte);
DECLARE_LOAD_FUNC(sk_load_byte_msh);
+#ifdef CONFIG_PPC64
#define FUNCTION_DESCR_SIZE 24
+#else
+#define FUNCTION_DESCR_SIZE 0
+#endif
/*
* 16-bit immediate helper macros: HA() is for use with sign-extending instrs
@@ -86,7 +103,12 @@ DECLARE_LOAD_FUNC(sk_load_byte_msh);
#define PPC_LIS(r, i) PPC_ADDIS(r, 0, i)
#define PPC_STD(r, base, i) EMIT(PPC_INST_STD | ___PPC_RS(r) | \
___PPC_RA(base) | ((i) & 0xfffc))
-
+#define PPC_STDU(r, base, i) EMIT(PPC_INST_STDU | ___PPC_RS(r) | \
+ ___PPC_RA(base) | ((i) & 0xfffc))
+#define PPC_STW(r, base, i) EMIT(PPC_INST_STW | ___PPC_RS(r) | \
+ ___PPC_RA(base) | ((i) & 0xfffc))
+#define PPC_STWU(r, base, i) EMIT(PPC_INST_STWU | ___PPC_RS(r) | \
+ ___PPC_RA(base) | ((i) & 0xfffc))
#define PPC_LBZ(r, base, i) EMIT(PPC_INST_LBZ | ___PPC_RT(r) | \
___PPC_RA(base) | IMM_L(i))
@@ -98,6 +120,17 @@ DECLARE_LOAD_FUNC(sk_load_byte_msh);
___PPC_RA(base) | IMM_L(i))
#define PPC_LHBRX(r, base, b) EMIT(PPC_INST_LHBRX | ___PPC_RT(r) | \
___PPC_RA(base) | ___PPC_RB(b))
+
+#ifdef CONFIG_PPC64
+#define PPC_BPF_LL(r, base, i) do { PPC_LD(r, base, i); } while(0)
+#define PPC_BPF_STL(r, base, i) do { PPC_STD(r, base, i); } while(0)
+#define PPC_BPF_STLU(r, base, i) do { PPC_STDU(r, base, i); } while(0)
+#else
+#define PPC_BPF_LL(r, base, i) do { PPC_LWZ(r, base, i); } while(0)
+#define PPC_BPF_STL(r, base, i) do { PPC_STW(r, base, i); } while(0)
+#define PPC_BPF_STLU(r, base, i) do { PPC_STWU(r, base, i); } while(0)
+#endif
+
/* Convenience helpers for the above with 'far' offsets: */
#define PPC_LBZ_OFFS(r, base, i) do { if ((i) < 32768) PPC_LBZ(r, base, i); \
else { PPC_ADDIS(r, base, IMM_HA(i)); \
@@ -115,6 +148,29 @@ DECLARE_LOAD_FUNC(sk_load_byte_msh);
else { PPC_ADDIS(r, base, IMM_HA(i)); \
PPC_LHZ(r, r, IMM_L(i)); } } while(0)
+#ifdef CONFIG_PPC64
+#define PPC_LL_OFFS(r, base, i) do { PPC_LD_OFFS(r, base, i); } while(0)
+#else
+#define PPC_LL_OFFS(r, base, i) do { PPC_LWZ_OFFS(r, base, i); } while(0)
+#endif
+
+#ifdef CONFIG_SMP
+#ifdef CONFIG_PPC64
+#define PPC_BPF_LOAD_CPU(r) \
+ do { BUILD_BUG_ON(FIELD_SIZEOF(struct paca_struct, paca_index) != 2); \
+ PPC_LHZ_OFFS(r, 13, offsetof(struct paca_struct, paca_index)); \
+ } while (0)
+#else
+#define PPC_BPF_LOAD_CPU(r) \
+ do { BUILD_BUG_ON(FIELD_SIZEOF(struct thread_info, cpu) != 4); \
+ PPC_LHZ_OFFS(r, (1 & ~(THREAD_SIZE - 1)), \
+ offsetof(struct thread_info, cpu)); \
+ } while(0)
+#endif
+#else
+#define PPC_BPF_LOAD_CPU(r) do { PPC_LI(r, 0); } while(0)
+#endif
+
#define PPC_CMPWI(a, i) EMIT(PPC_INST_CMPWI | ___PPC_RA(a) | IMM_L(i))
#define PPC_CMPDI(a, i) EMIT(PPC_INST_CMPDI | ___PPC_RA(a) | IMM_L(i))
#define PPC_CMPLWI(a, i) EMIT(PPC_INST_CMPLWI | ___PPC_RA(a) | IMM_L(i))
@@ -196,6 +252,12 @@ DECLARE_LOAD_FUNC(sk_load_byte_msh);
PPC_ORI(d, d, (uintptr_t)(i) & 0xffff); \
} } while (0);
+#ifdef CONFIG_PPC64
+#define PPC_FUNC_ADDR(d,i) do { PPC_LI64(d, i); } while(0)
+#else
+#define PPC_FUNC_ADDR(d,i) do { PPC_LI32(d, i); } while(0)
+#endif
+
#define PPC_LHBRX_OFFS(r, base, i) \
do { PPC_LI32(r, i); PPC_LHBRX(r, r, base); } while(0)
#ifdef __LITTLE_ENDIAN__
diff --git a/arch/powerpc/net/bpf_jit_64.S b/arch/powerpc/net/bpf_jit_asm.S
index 8f87d9217122..8ff5a3b5d1c3 100644
--- a/arch/powerpc/net/bpf_jit_64.S
+++ b/arch/powerpc/net/bpf_jit_asm.S
@@ -34,13 +34,13 @@
*/
.globl sk_load_word
sk_load_word:
- cmpdi r_addr, 0
+ PPC_LCMPI r_addr, 0
blt bpf_slow_path_word_neg
.globl sk_load_word_positive_offset
sk_load_word_positive_offset:
/* Are we accessing past headlen? */
subi r_scratch1, r_HL, 4
- cmpd r_scratch1, r_addr
+ PPC_LCMP r_scratch1, r_addr
blt bpf_slow_path_word
/* Nope, just hitting the header. cr0 here is eq or gt! */
#ifdef __LITTLE_ENDIAN__
@@ -52,12 +52,12 @@ sk_load_word_positive_offset:
.globl sk_load_half
sk_load_half:
- cmpdi r_addr, 0
+ PPC_LCMPI r_addr, 0
blt bpf_slow_path_half_neg
.globl sk_load_half_positive_offset
sk_load_half_positive_offset:
subi r_scratch1, r_HL, 2
- cmpd r_scratch1, r_addr
+ PPC_LCMP r_scratch1, r_addr
blt bpf_slow_path_half
#ifdef __LITTLE_ENDIAN__
lhbrx r_A, r_D, r_addr
@@ -68,11 +68,11 @@ sk_load_half_positive_offset:
.globl sk_load_byte
sk_load_byte:
- cmpdi r_addr, 0
+ PPC_LCMPI r_addr, 0
blt bpf_slow_path_byte_neg
.globl sk_load_byte_positive_offset
sk_load_byte_positive_offset:
- cmpd r_HL, r_addr
+ PPC_LCMP r_HL, r_addr
ble bpf_slow_path_byte
lbzx r_A, r_D, r_addr
blr
@@ -83,11 +83,11 @@ sk_load_byte_positive_offset:
*/
.globl sk_load_byte_msh
sk_load_byte_msh:
- cmpdi r_addr, 0
+ PPC_LCMPI r_addr, 0
blt bpf_slow_path_byte_msh_neg
.globl sk_load_byte_msh_positive_offset
sk_load_byte_msh_positive_offset:
- cmpd r_HL, r_addr
+ PPC_LCMP r_HL, r_addr
ble bpf_slow_path_byte_msh
lbzx r_X, r_D, r_addr
rlwinm r_X, r_X, 2, 32-4-2, 31-2
@@ -101,13 +101,13 @@ sk_load_byte_msh_positive_offset:
*/
#define bpf_slow_path_common(SIZE) \
mflr r0; \
- std r0, 16(r1); \
+ PPC_STL r0, PPC_LR_STKOFF(r1); \
/* R3 goes in parameter space of caller's frame */ \
- std r_skb, (BPF_PPC_STACKFRAME+48)(r1); \
- std r_A, (BPF_PPC_STACK_BASIC+(0*8))(r1); \
- std r_X, (BPF_PPC_STACK_BASIC+(1*8))(r1); \
- addi r5, r1, BPF_PPC_STACK_BASIC+(2*8); \
- stdu r1, -BPF_PPC_SLOWPATH_FRAME(r1); \
+ PPC_STL r_skb, (BPF_PPC_STACKFRAME+BPF_PPC_STACK_R3_OFF)(r1); \
+ PPC_STL r_A, (BPF_PPC_STACK_BASIC+(0*REG_SZ))(r1); \
+ PPC_STL r_X, (BPF_PPC_STACK_BASIC+(1*REG_SZ))(r1); \
+ addi r5, r1, BPF_PPC_STACK_BASIC+(2*REG_SZ); \
+ PPC_STLU r1, -BPF_PPC_SLOWPATH_FRAME(r1); \
/* R3 = r_skb, as passed */ \
mr r4, r_addr; \
li r6, SIZE; \
@@ -115,19 +115,19 @@ sk_load_byte_msh_positive_offset:
nop; \
/* R3 = 0 on success */ \
addi r1, r1, BPF_PPC_SLOWPATH_FRAME; \
- ld r0, 16(r1); \
- ld r_A, (BPF_PPC_STACK_BASIC+(0*8))(r1); \
- ld r_X, (BPF_PPC_STACK_BASIC+(1*8))(r1); \
+ PPC_LL r0, PPC_LR_STKOFF(r1); \
+ PPC_LL r_A, (BPF_PPC_STACK_BASIC+(0*REG_SZ))(r1); \
+ PPC_LL r_X, (BPF_PPC_STACK_BASIC+(1*REG_SZ))(r1); \
mtlr r0; \
- cmpdi r3, 0; \
+ PPC_LCMPI r3, 0; \
blt bpf_error; /* cr0 = LT */ \
- ld r_skb, (BPF_PPC_STACKFRAME+48)(r1); \
+ PPC_LL r_skb, (BPF_PPC_STACKFRAME+BPF_PPC_STACK_R3_OFF)(r1); \
/* Great success! */
bpf_slow_path_word:
bpf_slow_path_common(4)
/* Data value is on stack, and cr0 != LT */
- lwz r_A, BPF_PPC_STACK_BASIC+(2*8)(r1)
+ lwz r_A, BPF_PPC_STACK_BASIC+(2*REG_SZ)(r1)
blr
bpf_slow_path_half:
@@ -154,12 +154,12 @@ bpf_slow_path_byte_msh:
*/
#define sk_negative_common(SIZE) \
mflr r0; \
- std r0, 16(r1); \
+ PPC_STL r0, PPC_LR_STKOFF(r1); \
/* R3 goes in parameter space of caller's frame */ \
- std r_skb, (BPF_PPC_STACKFRAME+48)(r1); \
- std r_A, (BPF_PPC_STACK_BASIC+(0*8))(r1); \
- std r_X, (BPF_PPC_STACK_BASIC+(1*8))(r1); \
- stdu r1, -BPF_PPC_SLOWPATH_FRAME(r1); \
+ PPC_STL r_skb, (BPF_PPC_STACKFRAME+BPF_PPC_STACK_R3_OFF)(r1); \
+ PPC_STL r_A, (BPF_PPC_STACK_BASIC+(0*REG_SZ))(r1); \
+ PPC_STL r_X, (BPF_PPC_STACK_BASIC+(1*REG_SZ))(r1); \
+ PPC_STLU r1, -BPF_PPC_SLOWPATH_FRAME(r1); \
/* R3 = r_skb, as passed */ \
mr r4, r_addr; \
li r5, SIZE; \
@@ -167,19 +167,19 @@ bpf_slow_path_byte_msh:
nop; \
/* R3 != 0 on success */ \
addi r1, r1, BPF_PPC_SLOWPATH_FRAME; \
- ld r0, 16(r1); \
- ld r_A, (BPF_PPC_STACK_BASIC+(0*8))(r1); \
- ld r_X, (BPF_PPC_STACK_BASIC+(1*8))(r1); \
+ PPC_LL r0, PPC_LR_STKOFF(r1); \
+ PPC_LL r_A, (BPF_PPC_STACK_BASIC+(0*REG_SZ))(r1); \
+ PPC_LL r_X, (BPF_PPC_STACK_BASIC+(1*REG_SZ))(r1); \
mtlr r0; \
- cmpldi r3, 0; \
+ PPC_LCMPLI r3, 0; \
beq bpf_error_slow; /* cr0 = EQ */ \
mr r_addr, r3; \
- ld r_skb, (BPF_PPC_STACKFRAME+48)(r1); \
+ PPC_LL r_skb, (BPF_PPC_STACKFRAME+BPF_PPC_STACK_R3_OFF)(r1); \
/* Great success! */
bpf_slow_path_word_neg:
lis r_scratch1,-32 /* SKF_LL_OFF */
- cmpd r_addr, r_scratch1 /* addr < SKF_* */
+ PPC_LCMP r_addr, r_scratch1 /* addr < SKF_* */
blt bpf_error /* cr0 = LT */
.globl sk_load_word_negative_offset
sk_load_word_negative_offset:
@@ -189,7 +189,7 @@ sk_load_word_negative_offset:
bpf_slow_path_half_neg:
lis r_scratch1,-32 /* SKF_LL_OFF */
- cmpd r_addr, r_scratch1 /* addr < SKF_* */
+ PPC_LCMP r_addr, r_scratch1 /* addr < SKF_* */
blt bpf_error /* cr0 = LT */
.globl sk_load_half_negative_offset
sk_load_half_negative_offset:
@@ -199,7 +199,7 @@ sk_load_half_negative_offset:
bpf_slow_path_byte_neg:
lis r_scratch1,-32 /* SKF_LL_OFF */
- cmpd r_addr, r_scratch1 /* addr < SKF_* */
+ PPC_LCMP r_addr, r_scratch1 /* addr < SKF_* */
blt bpf_error /* cr0 = LT */
.globl sk_load_byte_negative_offset
sk_load_byte_negative_offset:
@@ -209,7 +209,7 @@ sk_load_byte_negative_offset:
bpf_slow_path_byte_msh_neg:
lis r_scratch1,-32 /* SKF_LL_OFF */
- cmpd r_addr, r_scratch1 /* addr < SKF_* */
+ PPC_LCMP r_addr, r_scratch1 /* addr < SKF_* */
blt bpf_error /* cr0 = LT */
.globl sk_load_byte_msh_negative_offset
sk_load_byte_msh_negative_offset:
@@ -221,7 +221,7 @@ sk_load_byte_msh_negative_offset:
bpf_error_slow:
/* fabricate a cr0 = lt */
li r_scratch1, -1
- cmpdi r_scratch1, 0
+ PPC_LCMPI r_scratch1, 0
bpf_error:
/* Entered with cr0 = lt */
li r3, 0
diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c
index d1916b577f2c..17cea18a09d3 100644
--- a/arch/powerpc/net/bpf_jit_comp.c
+++ b/arch/powerpc/net/bpf_jit_comp.c
@@ -1,8 +1,9 @@
-/* bpf_jit_comp.c: BPF JIT compiler for PPC64
+/* bpf_jit_comp.c: BPF JIT compiler
*
* Copyright 2011 Matt Evans <matt@ozlabs.org>, IBM Corporation
*
* Based on the x86 BPF compiler, by Eric Dumazet (eric.dumazet@gmail.com)
+ * Ported to ppc32 by Denis Kirjanov <kda@linux-powerpc.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -36,11 +37,11 @@ static void bpf_jit_build_prologue(struct bpf_prog *fp, u32 *image,
if (ctx->seen & SEEN_DATAREF) {
/* If we call any helpers (for loads), save LR */
EMIT(PPC_INST_MFLR | __PPC_RT(R0));
- PPC_STD(0, 1, 16);
+ PPC_BPF_STL(0, 1, PPC_LR_STKOFF);
/* Back up non-volatile regs. */
- PPC_STD(r_D, 1, -(8*(32-r_D)));
- PPC_STD(r_HL, 1, -(8*(32-r_HL)));
+ PPC_BPF_STL(r_D, 1, -(REG_SZ*(32-r_D)));
+ PPC_BPF_STL(r_HL, 1, -(REG_SZ*(32-r_HL)));
}
if (ctx->seen & SEEN_MEM) {
/*
@@ -49,11 +50,10 @@ static void bpf_jit_build_prologue(struct bpf_prog *fp, u32 *image,
*/
for (i = r_M; i < (r_M+16); i++) {
if (ctx->seen & (1 << (i-r_M)))
- PPC_STD(i, 1, -(8*(32-i)));
+ PPC_BPF_STL(i, 1, -(REG_SZ*(32-i)));
}
}
- EMIT(PPC_INST_STDU | __PPC_RS(R1) | __PPC_RA(R1) |
- (-BPF_PPC_STACKFRAME & 0xfffc));
+ PPC_BPF_STLU(1, 1, -BPF_PPC_STACKFRAME);
}
if (ctx->seen & SEEN_DATAREF) {
@@ -67,7 +67,7 @@ static void bpf_jit_build_prologue(struct bpf_prog *fp, u32 *image,
data_len));
PPC_LWZ_OFFS(r_HL, r_skb, offsetof(struct sk_buff, len));
PPC_SUB(r_HL, r_HL, r_scratch1);
- PPC_LD_OFFS(r_D, r_skb, offsetof(struct sk_buff, data));
+ PPC_LL_OFFS(r_D, r_skb, offsetof(struct sk_buff, data));
}
if (ctx->seen & SEEN_XREG) {
@@ -99,16 +99,16 @@ static void bpf_jit_build_epilogue(u32 *image, struct codegen_context *ctx)
if (ctx->seen & (SEEN_MEM | SEEN_DATAREF)) {
PPC_ADDI(1, 1, BPF_PPC_STACKFRAME);
if (ctx->seen & SEEN_DATAREF) {
- PPC_LD(0, 1, 16);
+ PPC_BPF_LL(0, 1, PPC_LR_STKOFF);
PPC_MTLR(0);
- PPC_LD(r_D, 1, -(8*(32-r_D)));
- PPC_LD(r_HL, 1, -(8*(32-r_HL)));
+ PPC_BPF_LL(r_D, 1, -(REG_SZ*(32-r_D)));
+ PPC_BPF_LL(r_HL, 1, -(REG_SZ*(32-r_HL)));
}
if (ctx->seen & SEEN_MEM) {
/* Restore any saved non-vol registers */
for (i = r_M; i < (r_M+16); i++) {
if (ctx->seen & (1 << (i-r_M)))
- PPC_LD(i, 1, -(8*(32-i)));
+ PPC_BPF_LL(i, 1, -(REG_SZ*(32-i)));
}
}
}
@@ -355,7 +355,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
ifindex) != 4);
BUILD_BUG_ON(FIELD_SIZEOF(struct net_device,
type) != 2);
- PPC_LD_OFFS(r_scratch1, r_skb, offsetof(struct sk_buff,
+ PPC_LL_OFFS(r_scratch1, r_skb, offsetof(struct sk_buff,
dev));
PPC_CMPDI(r_scratch1, 0);
if (ctx->pc_ret0 != -1) {
@@ -411,20 +411,8 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
PPC_SRWI(r_A, r_A, 5);
break;
case BPF_ANC | SKF_AD_CPU:
-#ifdef CONFIG_SMP
- /*
- * PACA ptr is r13:
- * raw_smp_processor_id() = local_paca->paca_index
- */
- BUILD_BUG_ON(FIELD_SIZEOF(struct paca_struct,
- paca_index) != 2);
- PPC_LHZ_OFFS(r_A, 13,
- offsetof(struct paca_struct, paca_index));
-#else
- PPC_LI(r_A, 0);
-#endif
+ PPC_BPF_LOAD_CPU(r_A);
break;
-
/*** Absolute loads from packet header/data ***/
case BPF_LD | BPF_W | BPF_ABS:
func = CHOOSE_LOAD_FUNC(K, sk_load_word);
@@ -437,7 +425,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
common_load:
/* Load from [K]. */
ctx->seen |= SEEN_DATAREF;
- PPC_LI64(r_scratch1, func);
+ PPC_FUNC_ADDR(r_scratch1, func);
PPC_MTLR(r_scratch1);
PPC_LI32(r_addr, K);
PPC_BLRL();
@@ -463,7 +451,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
* in the helper functions.
*/
ctx->seen |= SEEN_DATAREF | SEEN_XREG;
- PPC_LI64(r_scratch1, func);
+ PPC_FUNC_ADDR(r_scratch1, func);
PPC_MTLR(r_scratch1);
PPC_ADDI(r_addr, r_X, IMM_L(K));
if (K >= 32768)
@@ -685,9 +673,11 @@ void bpf_jit_compile(struct bpf_prog *fp)
if (image) {
bpf_flush_icache(code_base, code_base + (proglen/4));
+#ifdef CONFIG_PPC64
/* Function descriptor nastiness: Address + TOC */
((u64 *)image)[0] = (u64)code_base;
((u64 *)image)[1] = local_paca->kernel_toc;
+#endif
fp->bpf_func = (void *)image;
fp->jited = true;
}
diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c
index fc34025ef822..38a45088f633 100644
--- a/arch/powerpc/platforms/powernv/smp.c
+++ b/arch/powerpc/platforms/powernv/smp.c
@@ -33,6 +33,8 @@
#include <asm/runlatch.h>
#include <asm/code-patching.h>
#include <asm/dbell.h>
+#include <asm/kvm_ppc.h>
+#include <asm/ppc-opcode.h>
#include "powernv.h"
@@ -149,7 +151,7 @@ static int pnv_smp_cpu_disable(void)
static void pnv_smp_cpu_kill_self(void)
{
unsigned int cpu;
- unsigned long srr1;
+ unsigned long srr1, wmask;
u32 idle_states;
/* Standard hot unplug procedure */
@@ -161,6 +163,10 @@ static void pnv_smp_cpu_kill_self(void)
generic_set_cpu_dead(cpu);
smp_wmb();
+ wmask = SRR1_WAKEMASK;
+ if (cpu_has_feature(CPU_FTR_ARCH_207S))
+ wmask = SRR1_WAKEMASK_P8;
+
idle_states = pnv_get_supported_cpuidle_states();
/* We don't want to take decrementer interrupts while we are offline,
* so clear LPCR:PECE1. We keep PECE2 enabled.
@@ -191,10 +197,14 @@ static void pnv_smp_cpu_kill_self(void)
* having finished executing in a KVM guest, then srr1
* contains 0.
*/
- if ((srr1 & SRR1_WAKEMASK) == SRR1_WAKEEE) {
+ if ((srr1 & wmask) == SRR1_WAKEEE) {
icp_native_flush_interrupt();
local_paca->irq_happened &= PACA_IRQ_HARD_DIS;
smp_mb();
+ } else if ((srr1 & wmask) == SRR1_WAKEHDBELL) {
+ unsigned long msg = PPC_DBELL_TYPE(PPC_DBELL_SERVER);
+ asm volatile(PPC_MSGCLR(%0) : : "r" (msg));
+ kvmppc_set_host_ipi(cpu, 0);
}
if (cpu_core_split_required())
diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c
index 90cf3dcbd9f2..8f35d525cede 100644
--- a/arch/powerpc/platforms/pseries/mobility.c
+++ b/arch/powerpc/platforms/pseries/mobility.c
@@ -25,10 +25,10 @@
static struct kobject *mobility_kobj;
struct update_props_workarea {
- u32 phandle;
- u32 state;
- u64 reserved;
- u32 nprops;
+ __be32 phandle;
+ __be32 state;
+ __be64 reserved;
+ __be32 nprops;
} __packed;
#define NODE_ACTION_MASK 0xff000000
@@ -54,11 +54,11 @@ static int mobility_rtas_call(int token, char *buf, s32 scope)
return rc;
}
-static int delete_dt_node(u32 phandle)
+static int delete_dt_node(__be32 phandle)
{
struct device_node *dn;
- dn = of_find_node_by_phandle(phandle);
+ dn = of_find_node_by_phandle(be32_to_cpu(phandle));
if (!dn)
return -ENOENT;
@@ -127,7 +127,7 @@ static int update_dt_property(struct device_node *dn, struct property **prop,
return 0;
}
-static int update_dt_node(u32 phandle, s32 scope)
+static int update_dt_node(__be32 phandle, s32 scope)
{
struct update_props_workarea *upwa;
struct device_node *dn;
@@ -136,6 +136,7 @@ static int update_dt_node(u32 phandle, s32 scope)
char *prop_data;
char *rtas_buf;
int update_properties_token;
+ u32 nprops;
u32 vd;
update_properties_token = rtas_token("ibm,update-properties");
@@ -146,7 +147,7 @@ static int update_dt_node(u32 phandle, s32 scope)
if (!rtas_buf)
return -ENOMEM;
- dn = of_find_node_by_phandle(phandle);
+ dn = of_find_node_by_phandle(be32_to_cpu(phandle));
if (!dn) {
kfree(rtas_buf);
return -ENOENT;
@@ -162,6 +163,7 @@ static int update_dt_node(u32 phandle, s32 scope)
break;
prop_data = rtas_buf + sizeof(*upwa);
+ nprops = be32_to_cpu(upwa->nprops);
/* On the first call to ibm,update-properties for a node the
* the first property value descriptor contains an empty
@@ -170,17 +172,17 @@ static int update_dt_node(u32 phandle, s32 scope)
*/
if (*prop_data == 0) {
prop_data++;
- vd = *(u32 *)prop_data;
+ vd = be32_to_cpu(*(__be32 *)prop_data);
prop_data += vd + sizeof(vd);
- upwa->nprops--;
+ nprops--;
}
- for (i = 0; i < upwa->nprops; i++) {
+ for (i = 0; i < nprops; i++) {
char *prop_name;
prop_name = prop_data;
prop_data += strlen(prop_name) + 1;
- vd = *(u32 *)prop_data;
+ vd = be32_to_cpu(*(__be32 *)prop_data);
prop_data += sizeof(vd);
switch (vd) {
@@ -212,13 +214,13 @@ static int update_dt_node(u32 phandle, s32 scope)
return 0;
}
-static int add_dt_node(u32 parent_phandle, u32 drc_index)
+static int add_dt_node(__be32 parent_phandle, __be32 drc_index)
{
struct device_node *dn;
struct device_node *parent_dn;
int rc;
- parent_dn = of_find_node_by_phandle(parent_phandle);
+ parent_dn = of_find_node_by_phandle(be32_to_cpu(parent_phandle));
if (!parent_dn)
return -ENOENT;
@@ -237,7 +239,7 @@ static int add_dt_node(u32 parent_phandle, u32 drc_index)
int pseries_devicetree_update(s32 scope)
{
char *rtas_buf;
- u32 *data;
+ __be32 *data;
int update_nodes_token;
int rc;
@@ -254,17 +256,17 @@ int pseries_devicetree_update(s32 scope)
if (rc && rc != 1)
break;
- data = (u32 *)rtas_buf + 4;
- while (*data & NODE_ACTION_MASK) {
+ data = (__be32 *)rtas_buf + 4;
+ while (be32_to_cpu(*data) & NODE_ACTION_MASK) {
int i;
- u32 action = *data & NODE_ACTION_MASK;
- int node_count = *data & NODE_COUNT_MASK;
+ u32 action = be32_to_cpu(*data) & NODE_ACTION_MASK;
+ u32 node_count = be32_to_cpu(*data) & NODE_COUNT_MASK;
data++;
for (i = 0; i < node_count; i++) {
- u32 phandle = *data++;
- u32 drc_index;
+ __be32 phandle = *data++;
+ __be32 drc_index;
switch (action) {
case DELETE_DT_NODE:
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
index c9df40b5c0ac..c9c875d9ed31 100644
--- a/arch/s390/include/asm/elf.h
+++ b/arch/s390/include/asm/elf.h
@@ -211,7 +211,7 @@ do { \
extern unsigned long mmap_rnd_mask;
-#define STACK_RND_MASK (mmap_rnd_mask)
+#define STACK_RND_MASK (test_thread_flag(TIF_31BIT) ? 0x7ff : mmap_rnd_mask)
#define ARCH_DLINFO \
do { \
diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h
index 343ea7c987aa..ff95d15a2384 100644
--- a/arch/s390/include/asm/irq.h
+++ b/arch/s390/include/asm/irq.h
@@ -57,7 +57,6 @@ enum interruption_class {
IRQIO_TAP,
IRQIO_VMR,
IRQIO_LCS,
- IRQIO_CLW,
IRQIO_CTC,
IRQIO_APB,
IRQIO_ADM,
diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c
index 82c19899574f..6c79f1b44fe7 100644
--- a/arch/s390/kernel/ftrace.c
+++ b/arch/s390/kernel/ftrace.c
@@ -57,6 +57,44 @@
unsigned long ftrace_plt;
+static inline void ftrace_generate_orig_insn(struct ftrace_insn *insn)
+{
+#ifdef CC_USING_HOTPATCH
+ /* brcl 0,0 */
+ insn->opc = 0xc004;
+ insn->disp = 0;
+#else
+ /* stg r14,8(r15) */
+ insn->opc = 0xe3e0;
+ insn->disp = 0xf0080024;
+#endif
+}
+
+static inline int is_kprobe_on_ftrace(struct ftrace_insn *insn)
+{
+#ifdef CONFIG_KPROBES
+ if (insn->opc == BREAKPOINT_INSTRUCTION)
+ return 1;
+#endif
+ return 0;
+}
+
+static inline void ftrace_generate_kprobe_nop_insn(struct ftrace_insn *insn)
+{
+#ifdef CONFIG_KPROBES
+ insn->opc = BREAKPOINT_INSTRUCTION;
+ insn->disp = KPROBE_ON_FTRACE_NOP;
+#endif
+}
+
+static inline void ftrace_generate_kprobe_call_insn(struct ftrace_insn *insn)
+{
+#ifdef CONFIG_KPROBES
+ insn->opc = BREAKPOINT_INSTRUCTION;
+ insn->disp = KPROBE_ON_FTRACE_CALL;
+#endif
+}
+
int ftrace_modify_call(struct dyn_ftrace *rec, unsigned long old_addr,
unsigned long addr)
{
@@ -72,16 +110,9 @@ int ftrace_make_nop(struct module *mod, struct dyn_ftrace *rec,
return -EFAULT;
if (addr == MCOUNT_ADDR) {
/* Initial code replacement */
-#ifdef CC_USING_HOTPATCH
- /* We expect to see brcl 0,0 */
- ftrace_generate_nop_insn(&orig);
-#else
- /* We expect to see stg r14,8(r15) */
- orig.opc = 0xe3e0;
- orig.disp = 0xf0080024;
-#endif
+ ftrace_generate_orig_insn(&orig);
ftrace_generate_nop_insn(&new);
- } else if (old.opc == BREAKPOINT_INSTRUCTION) {
+ } else if (is_kprobe_on_ftrace(&old)) {
/*
* If we find a breakpoint instruction, a kprobe has been
* placed at the beginning of the function. We write the
@@ -89,9 +120,8 @@ int ftrace_make_nop(struct module *mod, struct dyn_ftrace *rec,
* bytes of the original instruction so that the kprobes
* handler can execute a nop, if it reaches this breakpoint.
*/
- new.opc = orig.opc = BREAKPOINT_INSTRUCTION;
- orig.disp = KPROBE_ON_FTRACE_CALL;
- new.disp = KPROBE_ON_FTRACE_NOP;
+ ftrace_generate_kprobe_call_insn(&orig);
+ ftrace_generate_kprobe_nop_insn(&new);
} else {
/* Replace ftrace call with a nop. */
ftrace_generate_call_insn(&orig, rec->ip);
@@ -111,7 +141,7 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
if (probe_kernel_read(&old, (void *) rec->ip, sizeof(old)))
return -EFAULT;
- if (old.opc == BREAKPOINT_INSTRUCTION) {
+ if (is_kprobe_on_ftrace(&old)) {
/*
* If we find a breakpoint instruction, a kprobe has been
* placed at the beginning of the function. We write the
@@ -119,9 +149,8 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
* bytes of the original instruction so that the kprobes
* handler can execute a brasl if it reaches this breakpoint.
*/
- new.opc = orig.opc = BREAKPOINT_INSTRUCTION;
- orig.disp = KPROBE_ON_FTRACE_NOP;
- new.disp = KPROBE_ON_FTRACE_CALL;
+ ftrace_generate_kprobe_nop_insn(&orig);
+ ftrace_generate_kprobe_call_insn(&new);
} else {
/* Replace nop with an ftrace call. */
ftrace_generate_nop_insn(&orig);
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index f238720690f3..0220e7d3c629 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -79,7 +79,6 @@ static const struct irq_class irqclass_sub_desc[NR_ARCH_IRQS] = {
{.irq = IRQIO_TAP, .name = "TAP", .desc = "[I/O] Tape"},
{.irq = IRQIO_VMR, .name = "VMR", .desc = "[I/O] Unit Record Devices"},
{.irq = IRQIO_LCS, .name = "LCS", .desc = "[I/O] LCS"},
- {.irq = IRQIO_CLW, .name = "CLW", .desc = "[I/O] CLAW"},
{.irq = IRQIO_CTC, .name = "CTC", .desc = "[I/O] CTC"},
{.irq = IRQIO_APB, .name = "APB", .desc = "[I/O] AP Bus"},
{.irq = IRQIO_ADM, .name = "ADM", .desc = "[I/O] EADM Subchannel"},
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index c3f8d157cb0d..e6a1578fc000 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -1415,7 +1415,7 @@ CPUMF_EVENT_ATTR(SF, SF_CYCLES_BASIC_DIAG, PERF_EVENT_CPUM_SF_DIAG);
static struct attribute *cpumsf_pmu_events_attr[] = {
CPUMF_EVENT_PTR(SF, SF_CYCLES_BASIC),
- CPUMF_EVENT_PTR(SF, SF_CYCLES_BASIC_DIAG),
+ NULL,
NULL,
};
@@ -1606,8 +1606,11 @@ static int __init init_cpum_sampling_pmu(void)
return -EINVAL;
}
- if (si.ad)
+ if (si.ad) {
sfb_set_limits(CPUM_SF_MIN_SDB, CPUM_SF_MAX_SDB);
+ cpumsf_pmu_events_attr[1] =
+ CPUMF_EVENT_PTR(SF, SF_CYCLES_BASIC_DIAG);
+ }
sfdbg = debug_register(KMSG_COMPONENT, 2, 1, 80);
if (!sfdbg)
diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S
index 6b09fdffbd2f..ca6294645dd3 100644
--- a/arch/s390/kernel/swsusp_asm64.S
+++ b/arch/s390/kernel/swsusp_asm64.S
@@ -177,6 +177,17 @@ restart_entry:
lhi %r1,1
sigp %r1,%r0,SIGP_SET_ARCHITECTURE
sam64
+#ifdef CONFIG_SMP
+ larl %r1,smp_cpu_mt_shift
+ icm %r1,15,0(%r1)
+ jz smt_done
+ llgfr %r1,%r1
+smt_loop:
+ sigp %r1,%r0,SIGP_SET_MULTI_THREADING
+ brc 8,smt_done /* accepted */
+ brc 2,smt_loop /* busy, try again */
+smt_done:
+#endif
larl %r1,.Lnew_pgm_check_psw
lpswe 0(%r1)
pgm_check_entry:
diff --git a/arch/tile/gxio/mpipe.c b/arch/tile/gxio/mpipe.c
index 6f00e9850636..ee186e13dfe6 100644
--- a/arch/tile/gxio/mpipe.c
+++ b/arch/tile/gxio/mpipe.c
@@ -456,7 +456,7 @@ int gxio_mpipe_equeue_init(gxio_mpipe_equeue_t *equeue,
EXPORT_SYMBOL_GPL(gxio_mpipe_equeue_init);
int gxio_mpipe_set_timestamp(gxio_mpipe_context_t *context,
- const struct timespec *ts)
+ const struct timespec64 *ts)
{
cycles_t cycles = get_cycles();
return gxio_mpipe_set_timestamp_aux(context, (uint64_t)ts->tv_sec,
@@ -466,7 +466,7 @@ int gxio_mpipe_set_timestamp(gxio_mpipe_context_t *context,
EXPORT_SYMBOL_GPL(gxio_mpipe_set_timestamp);
int gxio_mpipe_get_timestamp(gxio_mpipe_context_t *context,
- struct timespec *ts)
+ struct timespec64 *ts)
{
int ret;
cycles_t cycles_prev, cycles_now, clock_rate;
diff --git a/arch/tile/include/gxio/mpipe.h b/arch/tile/include/gxio/mpipe.h
index e37cf4f0cffd..73e83a187866 100644
--- a/arch/tile/include/gxio/mpipe.h
+++ b/arch/tile/include/gxio/mpipe.h
@@ -1830,7 +1830,7 @@ extern int gxio_mpipe_link_set_attr(gxio_mpipe_link_t *link, uint32_t attr,
* code.
*/
extern int gxio_mpipe_get_timestamp(gxio_mpipe_context_t *context,
- struct timespec *ts);
+ struct timespec64 *ts);
/* Set the timestamp of mPIPE.
*
@@ -1840,7 +1840,7 @@ extern int gxio_mpipe_get_timestamp(gxio_mpipe_context_t *context,
* code.
*/
extern int gxio_mpipe_set_timestamp(gxio_mpipe_context_t *context,
- const struct timespec *ts);
+ const struct timespec64 *ts);
/* Adjust the timestamp of mPIPE.
*
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index 498b6d967138..258990688a5e 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -212,11 +212,11 @@ static struct event_constraint intel_hsw_event_constraints[] = {
INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PREC_DIST */
INTEL_EVENT_CONSTRAINT(0xcd, 0x8), /* MEM_TRANS_RETIRED.LOAD_LATENCY */
/* CYCLE_ACTIVITY.CYCLES_L1D_PENDING */
- INTEL_EVENT_CONSTRAINT(0x08a3, 0x4),
+ INTEL_UEVENT_CONSTRAINT(0x08a3, 0x4),
/* CYCLE_ACTIVITY.STALLS_L1D_PENDING */
- INTEL_EVENT_CONSTRAINT(0x0ca3, 0x4),
+ INTEL_UEVENT_CONSTRAINT(0x0ca3, 0x4),
/* CYCLE_ACTIVITY.CYCLES_NO_EXECUTE */
- INTEL_EVENT_CONSTRAINT(0x04a3, 0xf),
+ INTEL_UEVENT_CONSTRAINT(0x04a3, 0xf),
EVENT_CONSTRAINT_END
};
@@ -1649,11 +1649,11 @@ intel_get_event_constraints(struct cpu_hw_events *cpuc, struct perf_event *event
if (c)
return c;
- c = intel_pebs_constraints(event);
+ c = intel_shared_regs_constraints(cpuc, event);
if (c)
return c;
- c = intel_shared_regs_constraints(cpuc, event);
+ c = intel_pebs_constraints(event);
if (c)
return c;
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 1d74d161687c..f0095a76c182 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -364,12 +364,21 @@ system_call_fastpath:
* Has incomplete stack frame and undefined top of stack.
*/
ret_from_sys_call:
- testl $_TIF_ALLWORK_MASK,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET)
- jnz int_ret_from_sys_call_fixup /* Go the the slow path */
-
LOCKDEP_SYS_EXIT
DISABLE_INTERRUPTS(CLBR_NONE)
TRACE_IRQS_OFF
+
+ /*
+ * We must check ti flags with interrupts (or at least preemption)
+ * off because we must *never* return to userspace without
+ * processing exit work that is enqueued if we're preempted here.
+ * In particular, returning to userspace with any of the one-shot
+ * flags (TIF_NOTIFY_RESUME, TIF_USER_RETURN_NOTIFY, etc) set is
+ * very bad.
+ */
+ testl $_TIF_ALLWORK_MASK,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET)
+ jnz int_ret_from_sys_call_fixup /* Go the the slow path */
+
CFI_REMEMBER_STATE
/*
* sysretq will re-enable interrupts:
@@ -386,7 +395,7 @@ ret_from_sys_call:
int_ret_from_sys_call_fixup:
FIXUP_TOP_OF_STACK %r11, -ARGOFFSET
- jmp int_ret_from_sys_call
+ jmp int_ret_from_sys_call_irqs_off
/* Do syscall tracing */
tracesys:
@@ -432,6 +441,7 @@ tracesys_phase2:
GLOBAL(int_ret_from_sys_call)
DISABLE_INTERRUPTS(CLBR_NONE)
TRACE_IRQS_OFF
+int_ret_from_sys_call_irqs_off:
movl $_TIF_ALLWORK_MASK,%edi
/* edi: mask to check */
GLOBAL(int_with_check)
@@ -789,7 +799,21 @@ retint_swapgs: /* return to user-space */
cmpq %r11,(EFLAGS-ARGOFFSET)(%rsp) /* R11 == RFLAGS */
jne opportunistic_sysret_failed
- testq $X86_EFLAGS_RF,%r11 /* sysret can't restore RF */
+ /*
+ * SYSRET can't restore RF. SYSRET can restore TF, but unlike IRET,
+ * restoring TF results in a trap from userspace immediately after
+ * SYSRET. This would cause an infinite loop whenever #DB happens
+ * with register state that satisfies the opportunistic SYSRET
+ * conditions. For example, single-stepping this user code:
+ *
+ * movq $stuck_here,%rcx
+ * pushfq
+ * popq %r11
+ * stuck_here:
+ *
+ * would never get past 'stuck_here'.
+ */
+ testq $(X86_EFLAGS_RF|X86_EFLAGS_TF), %r11
jnz opportunistic_sysret_failed
/* nothing to check for RSP */
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c
index 7ec1d5f8d283..25ecd56cefa8 100644
--- a/arch/x86/kernel/kgdb.c
+++ b/arch/x86/kernel/kgdb.c
@@ -72,7 +72,7 @@ struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] =
{ "bx", 8, offsetof(struct pt_regs, bx) },
{ "cx", 8, offsetof(struct pt_regs, cx) },
{ "dx", 8, offsetof(struct pt_regs, dx) },
- { "si", 8, offsetof(struct pt_regs, dx) },
+ { "si", 8, offsetof(struct pt_regs, si) },
{ "di", 8, offsetof(struct pt_regs, di) },
{ "bp", 8, offsetof(struct pt_regs, bp) },
{ "sp", 8, offsetof(struct pt_regs, sp) },
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index bae6c609888e..86db4bcd7ce5 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -183,6 +183,16 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
},
},
+ /* ASRock */
+ { /* Handle problems with rebooting on ASRock Q1900DC-ITX */
+ .callback = set_pci_reboot,
+ .ident = "ASRock Q1900DC-ITX",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASRock"),
+ DMI_MATCH(DMI_BOARD_NAME, "Q1900DC-ITX"),
+ },
+ },
+
/* ASUS */
{ /* Handle problems with rebooting on ASUS P4S800 */
.callback = set_bios_reboot,
diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c
index b1947e0f3e10..46d4449772bc 100644
--- a/arch/x86/kvm/ioapic.c
+++ b/arch/x86/kvm/ioapic.c
@@ -422,6 +422,7 @@ static void __kvm_ioapic_update_eoi(struct kvm_vcpu *vcpu,
struct kvm_ioapic *ioapic, int vector, int trigger_mode)
{
int i;
+ struct kvm_lapic *apic = vcpu->arch.apic;
for (i = 0; i < IOAPIC_NUM_PINS; i++) {
union kvm_ioapic_redirect_entry *ent = &ioapic->redirtbl[i];
@@ -443,7 +444,8 @@ static void __kvm_ioapic_update_eoi(struct kvm_vcpu *vcpu,
kvm_notify_acked_irq(ioapic->kvm, KVM_IRQCHIP_IOAPIC, i);
spin_lock(&ioapic->lock);
- if (trigger_mode != IOAPIC_LEVEL_TRIG)
+ if (trigger_mode != IOAPIC_LEVEL_TRIG ||
+ kvm_apic_get_reg(apic, APIC_SPIV) & APIC_SPIV_DIRECTED_EOI)
continue;
ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG);
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index bd4e34de24c7..4ee827d7bf36 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -833,8 +833,7 @@ int kvm_apic_compare_prio(struct kvm_vcpu *vcpu1, struct kvm_vcpu *vcpu2)
static void kvm_ioapic_send_eoi(struct kvm_lapic *apic, int vector)
{
- if (!(kvm_apic_get_reg(apic, APIC_SPIV) & APIC_SPIV_DIRECTED_EOI) &&
- kvm_ioapic_handles_vector(apic->vcpu->kvm, vector)) {
+ if (kvm_ioapic_handles_vector(apic->vcpu->kvm, vector)) {
int trigger_mode;
if (apic_test_vector(vector, apic->regs + APIC_TMR))
trigger_mode = IOAPIC_LEVEL_TRIG;
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 10a481b7674d..ae4f6d35d19c 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -2479,8 +2479,7 @@ static void nested_vmx_setup_ctls_msrs(struct vcpu_vmx *vmx)
if (enable_ept) {
/* nested EPT: emulate EPT also to L1 */
vmx->nested.nested_vmx_secondary_ctls_high |=
- SECONDARY_EXEC_ENABLE_EPT |
- SECONDARY_EXEC_UNRESTRICTED_GUEST;
+ SECONDARY_EXEC_ENABLE_EPT;
vmx->nested.nested_vmx_ept_caps = VMX_EPT_PAGE_WALK_4_BIT |
VMX_EPTP_WB_BIT | VMX_EPT_2MB_PAGE_BIT |
VMX_EPT_INVEPT_BIT;
@@ -2494,6 +2493,10 @@ static void nested_vmx_setup_ctls_msrs(struct vcpu_vmx *vmx)
} else
vmx->nested.nested_vmx_ept_caps = 0;
+ if (enable_unrestricted_guest)
+ vmx->nested.nested_vmx_secondary_ctls_high |=
+ SECONDARY_EXEC_UNRESTRICTED_GUEST;
+
/* miscellaneous data */
rdmsr(MSR_IA32_VMX_MISC,
vmx->nested.nested_vmx_misc_low,
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index 9f93af56a5fc..b47124d4cd67 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -91,6 +91,12 @@ EXPORT_SYMBOL_GPL(xen_p2m_size);
unsigned long xen_max_p2m_pfn __read_mostly;
EXPORT_SYMBOL_GPL(xen_max_p2m_pfn);
+#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG_LIMIT
+#define P2M_LIMIT CONFIG_XEN_BALLOON_MEMORY_HOTPLUG_LIMIT
+#else
+#define P2M_LIMIT 0
+#endif
+
static DEFINE_SPINLOCK(p2m_update_lock);
static unsigned long *p2m_mid_missing_mfn;
@@ -385,9 +391,11 @@ static void __init xen_rebuild_p2m_list(unsigned long *p2m)
void __init xen_vmalloc_p2m_tree(void)
{
static struct vm_struct vm;
+ unsigned long p2m_limit;
+ p2m_limit = (phys_addr_t)P2M_LIMIT * 1024 * 1024 * 1024 / PAGE_SIZE;
vm.flags = VM_ALLOC;
- vm.size = ALIGN(sizeof(unsigned long) * xen_max_p2m_pfn,
+ vm.size = ALIGN(sizeof(unsigned long) * max(xen_max_p2m_pfn, p2m_limit),
PMD_SIZE * PMDS_PER_MID_PAGE);
vm_area_register_early(&vm, PMD_SIZE * PMDS_PER_MID_PAGE);
pr_notice("p2m virtual area at %p, size is %lx\n", vm.addr, vm.size);
diff --git a/block/blk-merge.c b/block/blk-merge.c
index fc1ff3b1ea1f..fd3fee81c23c 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -592,7 +592,7 @@ bool blk_rq_merge_ok(struct request *rq, struct bio *bio)
if (q->queue_flags & (1 << QUEUE_FLAG_SG_GAPS)) {
struct bio_vec *bprev;
- bprev = &rq->biotail->bi_io_vec[bio->bi_vcnt - 1];
+ bprev = &rq->biotail->bi_io_vec[rq->biotail->bi_vcnt - 1];
if (bvec_gap_to_prev(bprev, bio->bi_io_vec[0].bv_offset))
return false;
}
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index d53a764b05ea..be3290cc0644 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -278,9 +278,11 @@ static int bt_get(struct blk_mq_alloc_data *data,
/*
* We're out of tags on this hardware queue, kick any
* pending IO submits before going to sleep waiting for
- * some to complete.
+ * some to complete. Note that hctx can be NULL here for
+ * reserved tag allocation.
*/
- blk_mq_run_hw_queue(hctx, false);
+ if (hctx)
+ blk_mq_run_hw_queue(hctx, false);
/*
* Retry tag allocation after running the hardware queue,
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 4f4bea21052e..b7b8933ec241 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1938,7 +1938,7 @@ struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *set)
*/
if (percpu_ref_init(&q->mq_usage_counter, blk_mq_usage_counter_release,
PERCPU_REF_INIT_ATOMIC, GFP_KERNEL))
- goto err_map;
+ goto err_mq_usage;
setup_timer(&q->timeout, blk_mq_rq_timer, (unsigned long) q);
blk_queue_rq_timeout(q, 30000);
@@ -1981,7 +1981,7 @@ struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *set)
blk_mq_init_cpu_queues(q, set->nr_hw_queues);
if (blk_mq_init_hw_queues(q, set))
- goto err_hw;
+ goto err_mq_usage;
mutex_lock(&all_q_mutex);
list_add_tail(&q->all_q_node, &all_q_list);
@@ -1993,7 +1993,7 @@ struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *set)
return q;
-err_hw:
+err_mq_usage:
blk_cleanup_queue(q);
err_hctxs:
kfree(map);
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 6ed2cbe5e8c9..12600bfffca9 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -585,7 +585,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
b->physical_block_size);
t->io_min = max(t->io_min, b->io_min);
- t->io_opt = lcm(t->io_opt, b->io_opt);
+ t->io_opt = lcm_not_zero(t->io_opt, b->io_opt);
t->cluster &= b->cluster;
t->discard_zeroes_data &= b->discard_zeroes_data;
@@ -616,7 +616,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
b->raid_partial_stripes_expensive);
/* Find lowest common alignment_offset */
- t->alignment_offset = lcm(t->alignment_offset, alignment)
+ t->alignment_offset = lcm_not_zero(t->alignment_offset, alignment)
% max(t->physical_block_size, t->io_min);
/* Verify that new alignment_offset is on a logical block boundary */
@@ -643,7 +643,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
b->max_discard_sectors);
t->discard_granularity = max(t->discard_granularity,
b->discard_granularity);
- t->discard_alignment = lcm(t->discard_alignment, alignment) %
+ t->discard_alignment = lcm_not_zero(t->discard_alignment, alignment) %
t->discard_granularity;
}
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 7f8b7edcadca..f22cc56fd1b3 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -358,8 +358,8 @@ int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len)
npages = (off + n + PAGE_SIZE - 1) >> PAGE_SHIFT;
if (WARN_ON(npages == 0))
return -EINVAL;
-
- sg_init_table(sgl->sg, npages);
+ /* Add one extra for linking */
+ sg_init_table(sgl->sg, npages + 1);
for (i = 0, len = n; i < npages; i++) {
int plen = min_t(int, len, PAGE_SIZE - off);
@@ -369,18 +369,26 @@ int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len)
off = 0;
len -= plen;
}
+ sg_mark_end(sgl->sg + npages - 1);
+ sgl->npages = npages;
+
return n;
}
EXPORT_SYMBOL_GPL(af_alg_make_sg);
+void af_alg_link_sg(struct af_alg_sgl *sgl_prev, struct af_alg_sgl *sgl_new)
+{
+ sg_unmark_end(sgl_prev->sg + sgl_prev->npages - 1);
+ sg_chain(sgl_prev->sg, sgl_prev->npages + 1, sgl_new->sg);
+}
+EXPORT_SYMBOL_GPL(af_alg_link_sg);
+
void af_alg_free_sg(struct af_alg_sgl *sgl)
{
int i;
- i = 0;
- do {
+ for (i = 0; i < sgl->npages; i++)
put_page(sgl->pages[i]);
- } while (!sg_is_last(sgl->sg + (i++)));
}
EXPORT_SYMBOL_GPL(af_alg_free_sg);
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index 01da360bdb55..1396ad0787fc 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -34,8 +34,8 @@ struct hash_ctx {
struct ahash_request req;
};
-static int hash_sendmsg(struct kiocb *unused, struct socket *sock,
- struct msghdr *msg, size_t ignored)
+static int hash_sendmsg(struct socket *sock, struct msghdr *msg,
+ size_t ignored)
{
int limit = ALG_MAX_PAGES * PAGE_SIZE;
struct sock *sk = sock->sk;
@@ -56,8 +56,8 @@ static int hash_sendmsg(struct kiocb *unused, struct socket *sock,
ctx->more = 0;
- while (iov_iter_count(&msg->msg_iter)) {
- int len = iov_iter_count(&msg->msg_iter);
+ while (msg_data_left(msg)) {
+ int len = msg_data_left(msg);
if (len > limit)
len = limit;
@@ -139,8 +139,8 @@ unlock:
return err ?: size;
}
-static int hash_recvmsg(struct kiocb *unused, struct socket *sock,
- struct msghdr *msg, size_t len, int flags)
+static int hash_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
+ int flags)
{
struct sock *sk = sock->sk;
struct alg_sock *ask = alg_sk(sk);
diff --git a/crypto/algif_rng.c b/crypto/algif_rng.c
index 67f612cfed97..3acba0a7cd55 100644
--- a/crypto/algif_rng.c
+++ b/crypto/algif_rng.c
@@ -55,8 +55,8 @@ struct rng_ctx {
struct crypto_rng *drng;
};
-static int rng_recvmsg(struct kiocb *unused, struct socket *sock,
- struct msghdr *msg, size_t len, int flags)
+static int rng_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
+ int flags)
{
struct sock *sk = sock->sk;
struct alg_sock *ask = alg_sk(sk);
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 0c8a1e5ccadf..945075292bc9 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -39,6 +39,7 @@ struct skcipher_ctx {
struct af_alg_completion completion;
+ atomic_t inflight;
unsigned used;
unsigned int len;
@@ -49,9 +50,65 @@ struct skcipher_ctx {
struct ablkcipher_request req;
};
+struct skcipher_async_rsgl {
+ struct af_alg_sgl sgl;
+ struct list_head list;
+};
+
+struct skcipher_async_req {
+ struct kiocb *iocb;
+ struct skcipher_async_rsgl first_sgl;
+ struct list_head list;
+ struct scatterlist *tsg;
+ char iv[];
+};
+
+#define GET_SREQ(areq, ctx) (struct skcipher_async_req *)((char *)areq + \
+ crypto_ablkcipher_reqsize(crypto_ablkcipher_reqtfm(&ctx->req)))
+
+#define GET_REQ_SIZE(ctx) \
+ crypto_ablkcipher_reqsize(crypto_ablkcipher_reqtfm(&ctx->req))
+
+#define GET_IV_SIZE(ctx) \
+ crypto_ablkcipher_ivsize(crypto_ablkcipher_reqtfm(&ctx->req))
+
#define MAX_SGL_ENTS ((4096 - sizeof(struct skcipher_sg_list)) / \
sizeof(struct scatterlist) - 1)
+static void skcipher_free_async_sgls(struct skcipher_async_req *sreq)
+{
+ struct skcipher_async_rsgl *rsgl, *tmp;
+ struct scatterlist *sgl;
+ struct scatterlist *sg;
+ int i, n;
+
+ list_for_each_entry_safe(rsgl, tmp, &sreq->list, list) {
+ af_alg_free_sg(&rsgl->sgl);
+ if (rsgl != &sreq->first_sgl)
+ kfree(rsgl);
+ }
+ sgl = sreq->tsg;
+ n = sg_nents(sgl);
+ for_each_sg(sgl, sg, n, i)
+ put_page(sg_page(sg));
+
+ kfree(sreq->tsg);
+}
+
+static void skcipher_async_cb(struct crypto_async_request *req, int err)
+{
+ struct sock *sk = req->data;
+ struct alg_sock *ask = alg_sk(sk);
+ struct skcipher_ctx *ctx = ask->private;
+ struct skcipher_async_req *sreq = GET_SREQ(req, ctx);
+ struct kiocb *iocb = sreq->iocb;
+
+ atomic_dec(&ctx->inflight);
+ skcipher_free_async_sgls(sreq);
+ kfree(req);
+ iocb->ki_complete(iocb, err, err);
+}
+
static inline int skcipher_sndbuf(struct sock *sk)
{
struct alg_sock *ask = alg_sk(sk);
@@ -96,7 +153,7 @@ static int skcipher_alloc_sgl(struct sock *sk)
return 0;
}
-static void skcipher_pull_sgl(struct sock *sk, int used)
+static void skcipher_pull_sgl(struct sock *sk, int used, int put)
{
struct alg_sock *ask = alg_sk(sk);
struct skcipher_ctx *ctx = ask->private;
@@ -123,8 +180,8 @@ static void skcipher_pull_sgl(struct sock *sk, int used)
if (sg[i].length)
return;
-
- put_page(sg_page(sg + i));
+ if (put)
+ put_page(sg_page(sg + i));
sg_assign_page(sg + i, NULL);
}
@@ -143,7 +200,7 @@ static void skcipher_free_sgl(struct sock *sk)
struct alg_sock *ask = alg_sk(sk);
struct skcipher_ctx *ctx = ask->private;
- skcipher_pull_sgl(sk, ctx->used);
+ skcipher_pull_sgl(sk, ctx->used, 1);
}
static int skcipher_wait_for_wmem(struct sock *sk, unsigned flags)
@@ -239,8 +296,8 @@ static void skcipher_data_wakeup(struct sock *sk)
rcu_read_unlock();
}
-static int skcipher_sendmsg(struct kiocb *unused, struct socket *sock,
- struct msghdr *msg, size_t size)
+static int skcipher_sendmsg(struct socket *sock, struct msghdr *msg,
+ size_t size)
{
struct sock *sk = sock->sk;
struct alg_sock *ask = alg_sk(sk);
@@ -424,8 +481,153 @@ unlock:
return err ?: size;
}
-static int skcipher_recvmsg(struct kiocb *unused, struct socket *sock,
- struct msghdr *msg, size_t ignored, int flags)
+static int skcipher_all_sg_nents(struct skcipher_ctx *ctx)
+{
+ struct skcipher_sg_list *sgl;
+ struct scatterlist *sg;
+ int nents = 0;
+
+ list_for_each_entry(sgl, &ctx->tsgl, list) {
+ sg = sgl->sg;
+
+ while (!sg->length)
+ sg++;
+
+ nents += sg_nents(sg);
+ }
+ return nents;
+}
+
+static int skcipher_recvmsg_async(struct socket *sock, struct msghdr *msg,
+ int flags)
+{
+ struct sock *sk = sock->sk;
+ struct alg_sock *ask = alg_sk(sk);
+ struct skcipher_ctx *ctx = ask->private;
+ struct skcipher_sg_list *sgl;
+ struct scatterlist *sg;
+ struct skcipher_async_req *sreq;
+ struct ablkcipher_request *req;
+ struct skcipher_async_rsgl *last_rsgl = NULL;
+ unsigned int txbufs = 0, len = 0, tx_nents = skcipher_all_sg_nents(ctx);
+ unsigned int reqlen = sizeof(struct skcipher_async_req) +
+ GET_REQ_SIZE(ctx) + GET_IV_SIZE(ctx);
+ int err = -ENOMEM;
+ bool mark = false;
+
+ lock_sock(sk);
+ req = kmalloc(reqlen, GFP_KERNEL);
+ if (unlikely(!req))
+ goto unlock;
+
+ sreq = GET_SREQ(req, ctx);
+ sreq->iocb = msg->msg_iocb;
+ memset(&sreq->first_sgl, '\0', sizeof(struct skcipher_async_rsgl));
+ INIT_LIST_HEAD(&sreq->list);
+ sreq->tsg = kcalloc(tx_nents, sizeof(*sg), GFP_KERNEL);
+ if (unlikely(!sreq->tsg)) {
+ kfree(req);
+ goto unlock;
+ }
+ sg_init_table(sreq->tsg, tx_nents);
+ memcpy(sreq->iv, ctx->iv, GET_IV_SIZE(ctx));
+ ablkcipher_request_set_tfm(req, crypto_ablkcipher_reqtfm(&ctx->req));
+ ablkcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
+ skcipher_async_cb, sk);
+
+ while (iov_iter_count(&msg->msg_iter)) {
+ struct skcipher_async_rsgl *rsgl;
+ int used;
+
+ if (!ctx->used) {
+ err = skcipher_wait_for_data(sk, flags);
+ if (err)
+ goto free;
+ }
+ sgl = list_first_entry(&ctx->tsgl,
+ struct skcipher_sg_list, list);
+ sg = sgl->sg;
+
+ while (!sg->length)
+ sg++;
+
+ used = min_t(unsigned long, ctx->used,
+ iov_iter_count(&msg->msg_iter));
+ used = min_t(unsigned long, used, sg->length);
+
+ if (txbufs == tx_nents) {
+ struct scatterlist *tmp;
+ int x;
+ /* Ran out of tx slots in async request
+ * need to expand */
+ tmp = kcalloc(tx_nents * 2, sizeof(*tmp),
+ GFP_KERNEL);
+ if (!tmp)
+ goto free;
+
+ sg_init_table(tmp, tx_nents * 2);
+ for (x = 0; x < tx_nents; x++)
+ sg_set_page(&tmp[x], sg_page(&sreq->tsg[x]),
+ sreq->tsg[x].length,
+ sreq->tsg[x].offset);
+ kfree(sreq->tsg);
+ sreq->tsg = tmp;
+ tx_nents *= 2;
+ mark = true;
+ }
+ /* Need to take over the tx sgl from ctx
+ * to the asynch req - these sgls will be freed later */
+ sg_set_page(sreq->tsg + txbufs++, sg_page(sg), sg->length,
+ sg->offset);
+
+ if (list_empty(&sreq->list)) {
+ rsgl = &sreq->first_sgl;
+ list_add_tail(&rsgl->list, &sreq->list);
+ } else {
+ rsgl = kmalloc(sizeof(*rsgl), GFP_KERNEL);
+ if (!rsgl) {
+ err = -ENOMEM;
+ goto free;
+ }
+ list_add_tail(&rsgl->list, &sreq->list);
+ }
+
+ used = af_alg_make_sg(&rsgl->sgl, &msg->msg_iter, used);
+ err = used;
+ if (used < 0)
+ goto free;
+ if (last_rsgl)
+ af_alg_link_sg(&last_rsgl->sgl, &rsgl->sgl);
+
+ last_rsgl = rsgl;
+ len += used;
+ skcipher_pull_sgl(sk, used, 0);
+ iov_iter_advance(&msg->msg_iter, used);
+ }
+
+ if (mark)
+ sg_mark_end(sreq->tsg + txbufs - 1);
+
+ ablkcipher_request_set_crypt(req, sreq->tsg, sreq->first_sgl.sgl.sg,
+ len, sreq->iv);
+ err = ctx->enc ? crypto_ablkcipher_encrypt(req) :
+ crypto_ablkcipher_decrypt(req);
+ if (err == -EINPROGRESS) {
+ atomic_inc(&ctx->inflight);
+ err = -EIOCBQUEUED;
+ goto unlock;
+ }
+free:
+ skcipher_free_async_sgls(sreq);
+ kfree(req);
+unlock:
+ skcipher_wmem_wakeup(sk);
+ release_sock(sk);
+ return err;
+}
+
+static int skcipher_recvmsg_sync(struct socket *sock, struct msghdr *msg,
+ int flags)
{
struct sock *sk = sock->sk;
struct alg_sock *ask = alg_sk(sk);
@@ -439,7 +641,7 @@ static int skcipher_recvmsg(struct kiocb *unused, struct socket *sock,
long copied = 0;
lock_sock(sk);
- while (iov_iter_count(&msg->msg_iter)) {
+ while (msg_data_left(msg)) {
sgl = list_first_entry(&ctx->tsgl,
struct skcipher_sg_list, list);
sg = sgl->sg;
@@ -453,7 +655,7 @@ static int skcipher_recvmsg(struct kiocb *unused, struct socket *sock,
goto unlock;
}
- used = min_t(unsigned long, ctx->used, iov_iter_count(&msg->msg_iter));
+ used = min_t(unsigned long, ctx->used, msg_data_left(msg));
used = af_alg_make_sg(&ctx->rsgl, &msg->msg_iter, used);
err = used;
@@ -484,7 +686,7 @@ free:
goto unlock;
copied += used;
- skcipher_pull_sgl(sk, used);
+ skcipher_pull_sgl(sk, used, 1);
iov_iter_advance(&msg->msg_iter, used);
}
@@ -497,6 +699,13 @@ unlock:
return copied ?: err;
}
+static int skcipher_recvmsg(struct socket *sock, struct msghdr *msg,
+ size_t ignored, int flags)
+{
+ return (msg->msg_iocb && !is_sync_kiocb(msg->msg_iocb)) ?
+ skcipher_recvmsg_async(sock, msg, flags) :
+ skcipher_recvmsg_sync(sock, msg, flags);
+}
static unsigned int skcipher_poll(struct file *file, struct socket *sock,
poll_table *wait)
@@ -555,12 +764,25 @@ static int skcipher_setkey(void *private, const u8 *key, unsigned int keylen)
return crypto_ablkcipher_setkey(private, key, keylen);
}
+static void skcipher_wait(struct sock *sk)
+{
+ struct alg_sock *ask = alg_sk(sk);
+ struct skcipher_ctx *ctx = ask->private;
+ int ctr = 0;
+
+ while (atomic_read(&ctx->inflight) && ctr++ < 100)
+ msleep(100);
+}
+
static void skcipher_sock_destruct(struct sock *sk)
{
struct alg_sock *ask = alg_sk(sk);
struct skcipher_ctx *ctx = ask->private;
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(&ctx->req);
+ if (atomic_read(&ctx->inflight))
+ skcipher_wait(sk);
+
skcipher_free_sgl(sk);
sock_kzfree_s(sk, ctx->iv, crypto_ablkcipher_ivsize(tfm));
sock_kfree_s(sk, ctx, ctx->len);
@@ -592,6 +814,7 @@ static int skcipher_accept_parent(void *private, struct sock *sk)
ctx->more = 0;
ctx->merge = 0;
ctx->enc = 0;
+ atomic_set(&ctx->inflight, 0);
af_alg_init_completion(&ctx->completion);
ask->private = ctx;
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 4c35f0822d06..23dac3babfe3 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4204,9 +4204,18 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER },
/* devices that don't properly handle queued TRIM commands */
- { "Micron_M[56]*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
+ { "Micron_M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Crucial_CT*M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Micron_M5[15]0*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Crucial_CT*M550*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Samsung SSD 850 PRO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM, },
- { "Crucial_CT*SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
/*
* As defined, the DRAT (Deterministic Read After Trim) and RZAT
@@ -4226,6 +4235,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
*/
{ "INTEL*SSDSC2MH*", NULL, 0, },
+ { "Micron*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Crucial*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "INTEL*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "SSD*INTEL*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Samsung*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
@@ -4737,7 +4748,7 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev, int tag)
return NULL;
/* libsas case */
- if (!ap->scsi_host) {
+ if (ap->flags & ATA_FLAG_SAS_HOST) {
tag = ata_sas_allocate_tag(ap);
if (tag < 0)
return NULL;
@@ -4776,7 +4787,7 @@ void ata_qc_free(struct ata_queued_cmd *qc)
tag = qc->tag;
if (likely(ata_tag_valid(tag))) {
qc->tag = ATA_TAG_POISON;
- if (!ap->scsi_host)
+ if (ap->flags & ATA_FLAG_SAS_HOST)
ata_sas_free_tag(tag, ap);
}
}
diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c
index b7e1cc0a97c8..ddc4ceb85fc5 100644
--- a/drivers/atm/nicstar.c
+++ b/drivers/atm/nicstar.c
@@ -73,9 +73,6 @@
#undef GENERAL_DEBUG
#undef EXTRA_DEBUG
-#undef NS_USE_DESTRUCTORS /* For now keep this undefined unless you know
- you're going to use only raw ATM */
-
/* Do not touch these */
#ifdef TX_DEBUG
@@ -138,11 +135,6 @@ static void process_tsq(ns_dev * card);
static void drain_scq(ns_dev * card, scq_info * scq, int pos);
static void process_rsq(ns_dev * card);
static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe);
-#ifdef NS_USE_DESTRUCTORS
-static void ns_sb_destructor(struct sk_buff *sb);
-static void ns_lb_destructor(struct sk_buff *lb);
-static void ns_hb_destructor(struct sk_buff *hb);
-#endif /* NS_USE_DESTRUCTORS */
static void recycle_rx_buf(ns_dev * card, struct sk_buff *skb);
static void recycle_iovec_rx_bufs(ns_dev * card, struct iovec *iov, int count);
static void recycle_iov_buf(ns_dev * card, struct sk_buff *iovb);
@@ -2169,9 +2161,6 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe)
} else {
skb_put(skb, len);
dequeue_sm_buf(card, skb);
-#ifdef NS_USE_DESTRUCTORS
- skb->destructor = ns_sb_destructor;
-#endif /* NS_USE_DESTRUCTORS */
ATM_SKB(skb)->vcc = vcc;
__net_timestamp(skb);
vcc->push(vcc, skb);
@@ -2190,9 +2179,6 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe)
} else {
skb_put(sb, len);
dequeue_sm_buf(card, sb);
-#ifdef NS_USE_DESTRUCTORS
- sb->destructor = ns_sb_destructor;
-#endif /* NS_USE_DESTRUCTORS */
ATM_SKB(sb)->vcc = vcc;
__net_timestamp(sb);
vcc->push(vcc, sb);
@@ -2208,9 +2194,6 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe)
atomic_inc(&vcc->stats->rx_drop);
} else {
dequeue_lg_buf(card, skb);
-#ifdef NS_USE_DESTRUCTORS
- skb->destructor = ns_lb_destructor;
-#endif /* NS_USE_DESTRUCTORS */
skb_push(skb, NS_SMBUFSIZE);
skb_copy_from_linear_data(sb, skb->data,
NS_SMBUFSIZE);
@@ -2322,9 +2305,6 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe)
card->index);
#endif /* EXTRA_DEBUG */
ATM_SKB(hb)->vcc = vcc;
-#ifdef NS_USE_DESTRUCTORS
- hb->destructor = ns_hb_destructor;
-#endif /* NS_USE_DESTRUCTORS */
__net_timestamp(hb);
vcc->push(vcc, hb);
atomic_inc(&vcc->stats->rx);
@@ -2337,68 +2317,6 @@ static void dequeue_rx(ns_dev * card, ns_rsqe * rsqe)
}
-#ifdef NS_USE_DESTRUCTORS
-
-static void ns_sb_destructor(struct sk_buff *sb)
-{
- ns_dev *card;
- u32 stat;
-
- card = (ns_dev *) ATM_SKB(sb)->vcc->dev->dev_data;
- stat = readl(card->membase + STAT);
- card->sbfqc = ns_stat_sfbqc_get(stat);
- card->lbfqc = ns_stat_lfbqc_get(stat);
-
- do {
- sb = __dev_alloc_skb(NS_SMSKBSIZE, GFP_KERNEL);
- if (sb == NULL)
- break;
- NS_PRV_BUFTYPE(sb) = BUF_SM;
- skb_queue_tail(&card->sbpool.queue, sb);
- skb_reserve(sb, NS_AAL0_HEADER);
- push_rxbufs(card, sb);
- } while (card->sbfqc < card->sbnr.min);
-}
-
-static void ns_lb_destructor(struct sk_buff *lb)
-{
- ns_dev *card;
- u32 stat;
-
- card = (ns_dev *) ATM_SKB(lb)->vcc->dev->dev_data;
- stat = readl(card->membase + STAT);
- card->sbfqc = ns_stat_sfbqc_get(stat);
- card->lbfqc = ns_stat_lfbqc_get(stat);
-
- do {
- lb = __dev_alloc_skb(NS_LGSKBSIZE, GFP_KERNEL);
- if (lb == NULL)
- break;
- NS_PRV_BUFTYPE(lb) = BUF_LG;
- skb_queue_tail(&card->lbpool.queue, lb);
- skb_reserve(lb, NS_SMBUFSIZE);
- push_rxbufs(card, lb);
- } while (card->lbfqc < card->lbnr.min);
-}
-
-static void ns_hb_destructor(struct sk_buff *hb)
-{
- ns_dev *card;
-
- card = (ns_dev *) ATM_SKB(hb)->vcc->dev->dev_data;
-
- while (card->hbpool.count < card->hbnr.init) {
- hb = __dev_alloc_skb(NS_HBUFSIZE, GFP_KERNEL);
- if (hb == NULL)
- break;
- NS_PRV_BUFTYPE(hb) = BUF_NONE;
- skb_queue_tail(&card->hbpool.queue, hb);
- card->hbpool.count++;
- }
-}
-
-#endif /* NS_USE_DESTRUCTORS */
-
static void recycle_rx_buf(ns_dev * card, struct sk_buff *skb)
{
if (unlikely(NS_PRV_BUFTYPE(skb) == BUF_NONE)) {
@@ -2427,9 +2345,6 @@ static void recycle_iov_buf(ns_dev * card, struct sk_buff *iovb)
static void dequeue_sm_buf(ns_dev * card, struct sk_buff *sb)
{
skb_unlink(sb, &card->sbpool.queue);
-#ifdef NS_USE_DESTRUCTORS
- if (card->sbfqc < card->sbnr.min)
-#else
if (card->sbfqc < card->sbnr.init) {
struct sk_buff *new_sb;
if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL) {
@@ -2440,7 +2355,6 @@ static void dequeue_sm_buf(ns_dev * card, struct sk_buff *sb)
}
}
if (card->sbfqc < card->sbnr.init)
-#endif /* NS_USE_DESTRUCTORS */
{
struct sk_buff *new_sb;
if ((new_sb = dev_alloc_skb(NS_SMSKBSIZE)) != NULL) {
@@ -2455,9 +2369,6 @@ static void dequeue_sm_buf(ns_dev * card, struct sk_buff *sb)
static void dequeue_lg_buf(ns_dev * card, struct sk_buff *lb)
{
skb_unlink(lb, &card->lbpool.queue);
-#ifdef NS_USE_DESTRUCTORS
- if (card->lbfqc < card->lbnr.min)
-#else
if (card->lbfqc < card->lbnr.init) {
struct sk_buff *new_lb;
if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL) {
@@ -2468,7 +2379,6 @@ static void dequeue_lg_buf(ns_dev * card, struct sk_buff *lb)
}
}
if (card->lbfqc < card->lbnr.init)
-#endif /* NS_USE_DESTRUCTORS */
{
struct sk_buff *new_lb;
if ((new_lb = dev_alloc_skb(NS_LGSKBSIZE)) != NULL) {
diff --git a/drivers/base/regmap/internal.h b/drivers/base/regmap/internal.h
index beb8b27d4621..a13587b5c2be 100644
--- a/drivers/base/regmap/internal.h
+++ b/drivers/base/regmap/internal.h
@@ -243,4 +243,12 @@ extern struct regcache_ops regcache_rbtree_ops;
extern struct regcache_ops regcache_lzo_ops;
extern struct regcache_ops regcache_flat_ops;
+static inline const char *regmap_name(const struct regmap *map)
+{
+ if (map->dev)
+ return dev_name(map->dev);
+
+ return map->name;
+}
+
#endif
diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index da84f544c544..87db9893b463 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -218,7 +218,7 @@ int regcache_read(struct regmap *map,
ret = map->cache_ops->read(map, reg, value);
if (ret == 0)
- trace_regmap_reg_read_cache(map->dev, reg, *value);
+ trace_regmap_reg_read_cache(map, reg, *value);
return ret;
}
@@ -311,7 +311,7 @@ int regcache_sync(struct regmap *map)
dev_dbg(map->dev, "Syncing %s cache\n",
map->cache_ops->name);
name = map->cache_ops->name;
- trace_regcache_sync(map->dev, name, "start");
+ trace_regcache_sync(map, name, "start");
if (!map->cache_dirty)
goto out;
@@ -346,7 +346,7 @@ out:
regmap_async_complete(map);
- trace_regcache_sync(map->dev, name, "stop");
+ trace_regcache_sync(map, name, "stop");
return ret;
}
@@ -381,7 +381,7 @@ int regcache_sync_region(struct regmap *map, unsigned int min,
name = map->cache_ops->name;
dev_dbg(map->dev, "Syncing %s cache from %d-%d\n", name, min, max);
- trace_regcache_sync(map->dev, name, "start region");
+ trace_regcache_sync(map, name, "start region");
if (!map->cache_dirty)
goto out;
@@ -401,7 +401,7 @@ out:
regmap_async_complete(map);
- trace_regcache_sync(map->dev, name, "stop region");
+ trace_regcache_sync(map, name, "stop region");
return ret;
}
@@ -428,7 +428,7 @@ int regcache_drop_region(struct regmap *map, unsigned int min,
map->lock(map->lock_arg);
- trace_regcache_drop_region(map->dev, min, max);
+ trace_regcache_drop_region(map, min, max);
ret = map->cache_ops->drop(map, min, max);
@@ -455,7 +455,7 @@ void regcache_cache_only(struct regmap *map, bool enable)
map->lock(map->lock_arg);
WARN_ON(map->cache_bypass && enable);
map->cache_only = enable;
- trace_regmap_cache_only(map->dev, enable);
+ trace_regmap_cache_only(map, enable);
map->unlock(map->lock_arg);
}
EXPORT_SYMBOL_GPL(regcache_cache_only);
@@ -493,7 +493,7 @@ void regcache_cache_bypass(struct regmap *map, bool enable)
map->lock(map->lock_arg);
WARN_ON(map->cache_only && enable);
map->cache_bypass = enable;
- trace_regmap_cache_bypass(map->dev, enable);
+ trace_regmap_cache_bypass(map, enable);
map->unlock(map->lock_arg);
}
EXPORT_SYMBOL_GPL(regcache_cache_bypass);
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index f99b098ddabf..dbfe6a69c3da 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1281,7 +1281,7 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
if (map->async && map->bus->async_write) {
struct regmap_async *async;
- trace_regmap_async_write_start(map->dev, reg, val_len);
+ trace_regmap_async_write_start(map, reg, val_len);
spin_lock_irqsave(&map->async_lock, flags);
async = list_first_entry_or_null(&map->async_free,
@@ -1339,8 +1339,7 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
return ret;
}
- trace_regmap_hw_write_start(map->dev, reg,
- val_len / map->format.val_bytes);
+ trace_regmap_hw_write_start(map, reg, val_len / map->format.val_bytes);
/* If we're doing a single register write we can probably just
* send the work_buf directly, otherwise try to do a gather
@@ -1372,8 +1371,7 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
kfree(buf);
}
- trace_regmap_hw_write_done(map->dev, reg,
- val_len / map->format.val_bytes);
+ trace_regmap_hw_write_done(map, reg, val_len / map->format.val_bytes);
return ret;
}
@@ -1407,12 +1405,12 @@ static int _regmap_bus_formatted_write(void *context, unsigned int reg,
map->format.format_write(map, reg, val);
- trace_regmap_hw_write_start(map->dev, reg, 1);
+ trace_regmap_hw_write_start(map, reg, 1);
ret = map->bus->write(map->bus_context, map->work_buf,
map->format.buf_size);
- trace_regmap_hw_write_done(map->dev, reg, 1);
+ trace_regmap_hw_write_done(map, reg, 1);
return ret;
}
@@ -1470,7 +1468,7 @@ int _regmap_write(struct regmap *map, unsigned int reg,
dev_info(map->dev, "%x <= %x\n", reg, val);
#endif
- trace_regmap_reg_write(map->dev, reg, val);
+ trace_regmap_reg_write(map, reg, val);
return map->reg_write(context, reg, val);
}
@@ -1773,7 +1771,7 @@ static int _regmap_raw_multi_reg_write(struct regmap *map,
for (i = 0; i < num_regs; i++) {
int reg = regs[i].reg;
int val = regs[i].def;
- trace_regmap_hw_write_start(map->dev, reg, 1);
+ trace_regmap_hw_write_start(map, reg, 1);
map->format.format_reg(u8, reg, map->reg_shift);
u8 += reg_bytes + pad_bytes;
map->format.format_val(u8, val, 0);
@@ -1788,7 +1786,7 @@ static int _regmap_raw_multi_reg_write(struct regmap *map,
for (i = 0; i < num_regs; i++) {
int reg = regs[i].reg;
- trace_regmap_hw_write_done(map->dev, reg, 1);
+ trace_regmap_hw_write_done(map, reg, 1);
}
return ret;
}
@@ -2059,15 +2057,13 @@ static int _regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
*/
u8[0] |= map->read_flag_mask;
- trace_regmap_hw_read_start(map->dev, reg,
- val_len / map->format.val_bytes);
+ trace_regmap_hw_read_start(map, reg, val_len / map->format.val_bytes);
ret = map->bus->read(map->bus_context, map->work_buf,
map->format.reg_bytes + map->format.pad_bytes,
val, val_len);
- trace_regmap_hw_read_done(map->dev, reg,
- val_len / map->format.val_bytes);
+ trace_regmap_hw_read_done(map, reg, val_len / map->format.val_bytes);
return ret;
}
@@ -2123,7 +2119,7 @@ static int _regmap_read(struct regmap *map, unsigned int reg,
dev_info(map->dev, "%x => %x\n", reg, *val);
#endif
- trace_regmap_reg_read(map->dev, reg, *val);
+ trace_regmap_reg_read(map, reg, *val);
if (!map->cache_bypass)
regcache_write(map, reg, *val);
@@ -2480,7 +2476,7 @@ void regmap_async_complete_cb(struct regmap_async *async, int ret)
struct regmap *map = async->map;
bool wake;
- trace_regmap_async_io_complete(map->dev);
+ trace_regmap_async_io_complete(map);
spin_lock(&map->async_lock);
list_move(&async->list, &map->async_free);
@@ -2525,7 +2521,7 @@ int regmap_async_complete(struct regmap *map)
if (!map->bus || !map->bus->async_write)
return 0;
- trace_regmap_async_complete_start(map->dev);
+ trace_regmap_async_complete_start(map);
wait_event(map->async_waitq, regmap_async_is_done(map));
@@ -2534,7 +2530,7 @@ int regmap_async_complete(struct regmap *map)
map->async_ret = 0;
spin_unlock_irqrestore(&map->async_lock, flags);
- trace_regmap_async_complete_done(map->dev);
+ trace_regmap_async_complete_done(map);
return ret;
}
diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig
index 0ee48be23837..fc6ffcfa8061 100644
--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -26,6 +26,7 @@ config BCMA_HOST_PCI_POSSIBLE
config BCMA_HOST_PCI
bool "Support for BCMA on PCI-host bus"
depends on BCMA_HOST_PCI_POSSIBLE
+ select BCMA_DRIVER_PCI
default y
config BCMA_DRIVER_PCI_HOSTMODE
@@ -44,6 +45,22 @@ config BCMA_HOST_SOC
If unsure, say N
+config BCMA_DRIVER_PCI
+ bool "BCMA Broadcom PCI core driver"
+ depends on BCMA && PCI
+ default y
+ help
+ BCMA bus may have many versions of PCIe core. This driver
+ supports:
+ 1) PCIe core working in clientmode
+ 2) PCIe Gen 2 clientmode core
+
+ In general PCIe (Gen 2) clientmode core is required on PCIe
+ hosted buses. It's responsible for initialization and basic
+ hardware management.
+ This driver is also prerequisite for a hostmode PCIe core
+ support.
+
config BCMA_DRIVER_MIPS
bool "BCMA Broadcom MIPS core driver"
depends on BCMA && MIPS
diff --git a/drivers/bcma/Makefile b/drivers/bcma/Makefile
index 838b4b9d352f..f32af9b76bcd 100644
--- a/drivers/bcma/Makefile
+++ b/drivers/bcma/Makefile
@@ -3,8 +3,8 @@ bcma-y += driver_chipcommon.o driver_chipcommon_pmu.o
bcma-y += driver_chipcommon_b.o
bcma-$(CONFIG_BCMA_SFLASH) += driver_chipcommon_sflash.o
bcma-$(CONFIG_BCMA_NFLASH) += driver_chipcommon_nflash.o
-bcma-y += driver_pci.o
-bcma-y += driver_pcie2.o
+bcma-$(CONFIG_BCMA_DRIVER_PCI) += driver_pci.o
+bcma-$(CONFIG_BCMA_DRIVER_PCI) += driver_pcie2.o
bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o
bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o
bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o
diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h
index ac6c5fca906d..15f2b2e242ea 100644
--- a/drivers/bcma/bcma_private.h
+++ b/drivers/bcma/bcma_private.h
@@ -26,6 +26,7 @@ bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value,
int timeout);
void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core);
void bcma_init_bus(struct bcma_bus *bus);
+void bcma_unregister_cores(struct bcma_bus *bus);
int bcma_bus_register(struct bcma_bus *bus);
void bcma_bus_unregister(struct bcma_bus *bus);
int __init bcma_bus_early_register(struct bcma_bus *bus);
@@ -42,6 +43,9 @@ int bcma_bus_scan(struct bcma_bus *bus);
int bcma_sprom_get(struct bcma_bus *bus);
/* driver_chipcommon.c */
+void bcma_core_chipcommon_early_init(struct bcma_drv_cc *cc);
+void bcma_core_chipcommon_init(struct bcma_drv_cc *cc);
+void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable);
#ifdef CONFIG_BCMA_DRIVER_MIPS
void bcma_chipco_serial_init(struct bcma_drv_cc *cc);
extern struct platform_device bcma_pflash_dev;
@@ -52,6 +56,8 @@ int bcma_core_chipcommon_b_init(struct bcma_drv_cc_b *ccb);
void bcma_core_chipcommon_b_free(struct bcma_drv_cc_b *ccb);
/* driver_chipcommon_pmu.c */
+void bcma_pmu_early_init(struct bcma_drv_cc *cc);
+void bcma_pmu_init(struct bcma_drv_cc *cc);
u32 bcma_pmu_get_alp_clock(struct bcma_drv_cc *cc);
u32 bcma_pmu_get_cpu_clock(struct bcma_drv_cc *cc);
@@ -100,7 +106,35 @@ static inline void __exit bcma_host_soc_unregister_driver(void)
#endif /* CONFIG_BCMA_HOST_SOC && CONFIG_OF */
/* driver_pci.c */
+#ifdef CONFIG_BCMA_DRIVER_PCI
u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address);
+void bcma_core_pci_early_init(struct bcma_drv_pci *pc);
+void bcma_core_pci_init(struct bcma_drv_pci *pc);
+void bcma_core_pci_up(struct bcma_drv_pci *pc);
+void bcma_core_pci_down(struct bcma_drv_pci *pc);
+#else
+static inline void bcma_core_pci_early_init(struct bcma_drv_pci *pc)
+{
+ WARN_ON(pc->core->bus->hosttype == BCMA_HOSTTYPE_PCI);
+}
+static inline void bcma_core_pci_init(struct bcma_drv_pci *pc)
+{
+ /* Initialization is required for PCI hosted bus */
+ WARN_ON(pc->core->bus->hosttype == BCMA_HOSTTYPE_PCI);
+}
+#endif
+
+/* driver_pcie2.c */
+#ifdef CONFIG_BCMA_DRIVER_PCI
+void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2);
+void bcma_core_pcie2_up(struct bcma_drv_pcie2 *pcie2);
+#else
+static inline void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2)
+{
+ /* Initialization is required for PCI hosted bus */
+ WARN_ON(pcie2->core->bus->hosttype == BCMA_HOSTTYPE_PCI);
+}
+#endif
extern int bcma_chipco_watchdog_register(struct bcma_drv_cc *cc);
@@ -117,6 +151,39 @@ static inline void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
}
#endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */
+/**************************************************
+ * driver_mips.c
+ **************************************************/
+
+#ifdef CONFIG_BCMA_DRIVER_MIPS
+unsigned int bcma_core_mips_irq(struct bcma_device *dev);
+void bcma_core_mips_early_init(struct bcma_drv_mips *mcore);
+void bcma_core_mips_init(struct bcma_drv_mips *mcore);
+#else
+static inline unsigned int bcma_core_mips_irq(struct bcma_device *dev)
+{
+ return 0;
+}
+static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore)
+{
+}
+static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore)
+{
+}
+#endif
+
+/**************************************************
+ * driver_gmac_cmn.c
+ **************************************************/
+
+#ifdef CONFIG_BCMA_DRIVER_GMAC_CMN
+void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc);
+#else
+static inline void bcma_core_gmac_cmn_init(struct bcma_drv_gmac_cmn *gc)
+{
+}
+#endif
+
#ifdef CONFIG_BCMA_DRIVER_GPIO
/* driver_gpio.c */
int bcma_gpio_init(struct bcma_drv_cc *cc);
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c
index 598a6cd9028a..74ccb02e0f10 100644
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -17,6 +17,8 @@
#include "bcma_private.h"
+#define BCMA_GPIO_MAX_PINS 32
+
static inline struct bcma_drv_cc *bcma_gpio_get_cc(struct gpio_chip *chip)
{
return container_of(chip, struct bcma_drv_cc, gpio);
@@ -76,7 +78,7 @@ static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio)
bcma_chipco_gpio_pullup(cc, 1 << gpio, 0);
}
-#if IS_BUILTIN(CONFIG_BCM47XX)
+#if IS_BUILTIN(CONFIG_BCM47XX) || IS_BUILTIN(CONFIG_ARCH_BCM_5301X)
static int bcma_gpio_to_irq(struct gpio_chip *chip, unsigned gpio)
{
struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip);
@@ -204,6 +206,7 @@ static void bcma_gpio_irq_domain_exit(struct bcma_drv_cc *cc)
int bcma_gpio_init(struct bcma_drv_cc *cc)
{
+ struct bcma_bus *bus = cc->core->bus;
struct gpio_chip *chip = &cc->gpio;
int err;
@@ -215,14 +218,14 @@ int bcma_gpio_init(struct bcma_drv_cc *cc)
chip->set = bcma_gpio_set_value;
chip->direction_input = bcma_gpio_direction_input;
chip->direction_output = bcma_gpio_direction_output;
-#if IS_BUILTIN(CONFIG_BCM47XX)
+#if IS_BUILTIN(CONFIG_BCM47XX) || IS_BUILTIN(CONFIG_ARCH_BCM_5301X)
chip->to_irq = bcma_gpio_to_irq;
#endif
#if IS_BUILTIN(CONFIG_OF)
if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC)
chip->of_node = cc->core->dev.of_node;
#endif
- switch (cc->core->bus->chipinfo.id) {
+ switch (bus->chipinfo.id) {
case BCMA_CHIP_ID_BCM5357:
case BCMA_CHIP_ID_BCM53572:
chip->ngpio = 32;
@@ -231,13 +234,17 @@ int bcma_gpio_init(struct bcma_drv_cc *cc)
chip->ngpio = 16;
}
- /* There is just one SoC in one device and its GPIO addresses should be
- * deterministic to address them more easily. The other buses could get
- * a random base number. */
- if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC)
- chip->base = 0;
- else
- chip->base = -1;
+ /*
+ * On MIPS we register GPIO devices (LEDs, buttons) using absolute GPIO
+ * pin numbers. We don't have Device Tree there and we can't really use
+ * relative (per chip) numbers.
+ * So let's use predictable base for BCM47XX and "random" for all other.
+ */
+#if IS_BUILTIN(CONFIG_BCM47XX)
+ chip->base = bus->num * BCMA_GPIO_MAX_PINS;
+#else
+ chip->base = -1;
+#endif
err = bcma_gpio_irq_domain_init(cc);
if (err)
diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c
index 786666488a2d..f499a469e66d 100644
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -282,39 +282,6 @@ void bcma_core_pci_power_save(struct bcma_bus *bus, bool up)
}
EXPORT_SYMBOL_GPL(bcma_core_pci_power_save);
-int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
- bool enable)
-{
- struct pci_dev *pdev;
- u32 coremask, tmp;
- int err = 0;
-
- if (!pc || core->bus->hosttype != BCMA_HOSTTYPE_PCI) {
- /* This bcma device is not on a PCI host-bus. So the IRQs are
- * not routed through the PCI core.
- * So we must not enable routing through the PCI core. */
- goto out;
- }
-
- pdev = pc->core->bus->host_pci;
-
- err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
- if (err)
- goto out;
-
- coremask = BIT(core->core_index) << 8;
- if (enable)
- tmp |= coremask;
- else
- tmp &= ~coremask;
-
- err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp);
-
-out:
- return err;
-}
-EXPORT_SYMBOL_GPL(bcma_core_pci_irq_ctl);
-
static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend)
{
u32 w;
@@ -328,28 +295,12 @@ static void bcma_core_pci_extend_L1timer(struct bcma_drv_pci *pc, bool extend)
bcma_pcie_read(pc, BCMA_CORE_PCI_DLLP_PMTHRESHREG);
}
-void bcma_core_pci_up(struct bcma_bus *bus)
+void bcma_core_pci_up(struct bcma_drv_pci *pc)
{
- struct bcma_drv_pci *pc;
-
- if (bus->hosttype != BCMA_HOSTTYPE_PCI)
- return;
-
- pc = &bus->drv_pci[0];
-
bcma_core_pci_extend_L1timer(pc, true);
}
-EXPORT_SYMBOL_GPL(bcma_core_pci_up);
-void bcma_core_pci_down(struct bcma_bus *bus)
+void bcma_core_pci_down(struct bcma_drv_pci *pc)
{
- struct bcma_drv_pci *pc;
-
- if (bus->hosttype != BCMA_HOSTTYPE_PCI)
- return;
-
- pc = &bus->drv_pci[0];
-
bcma_core_pci_extend_L1timer(pc, false);
}
-EXPORT_SYMBOL_GPL(bcma_core_pci_down);
diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c
index c8a6b741967b..c42cec7c7ecc 100644
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -11,6 +11,7 @@
#include "bcma_private.h"
#include <linux/pci.h>
+#include <linux/slab.h>
#include <linux/export.h>
#include <linux/bcma/bcma.h>
#include <asm/paccess.h>
diff --git a/drivers/bcma/driver_pcie2.c b/drivers/bcma/driver_pcie2.c
index e4be537b0c66..b1a6e327cb23 100644
--- a/drivers/bcma/driver_pcie2.c
+++ b/drivers/bcma/driver_pcie2.c
@@ -10,6 +10,7 @@
#include "bcma_private.h"
#include <linux/bcma/bcma.h>
+#include <linux/pci.h>
/**************************************************
* R/W ops.
@@ -156,14 +157,23 @@ static void pciedev_reg_pm_clk_period(struct bcma_drv_pcie2 *pcie2)
void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2)
{
- struct bcma_chipinfo *ci = &pcie2->core->bus->chipinfo;
+ struct bcma_bus *bus = pcie2->core->bus;
+ struct bcma_chipinfo *ci = &bus->chipinfo;
u32 tmp;
tmp = pcie2_read32(pcie2, BCMA_CORE_PCIE2_SPROM(54));
if ((tmp & 0xe) >> 1 == 2)
bcma_core_pcie2_cfg_write(pcie2, 0x4e0, 0x17);
- /* TODO: Do we need pcie_reqsize? */
+ switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4360:
+ case BCMA_CHIP_ID_BCM4352:
+ pcie2->reqsize = 1024;
+ break;
+ default:
+ pcie2->reqsize = 128;
+ break;
+ }
if (ci->id == BCMA_CHIP_ID_BCM4360 && ci->rev > 3)
bcma_core_pcie2_war_delay_perst_enab(pcie2, true);
@@ -173,3 +183,18 @@ void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2)
pciedev_crwlpciegen2_180(pcie2);
pciedev_crwlpciegen2_182(pcie2);
}
+
+/**************************************************
+ * Runtime ops.
+ **************************************************/
+
+void bcma_core_pcie2_up(struct bcma_drv_pcie2 *pcie2)
+{
+ struct bcma_bus *bus = pcie2->core->bus;
+ struct pci_dev *dev = bus->host_pci;
+ int err;
+
+ err = pcie_set_readrq(dev, pcie2->reqsize);
+ if (err)
+ bcma_err(bus, "Error setting PCI_EXP_DEVCTL_READRQ: %d\n", err);
+}
diff --git a/drivers/bcma/host_pci.c b/drivers/bcma/host_pci.c
index 53c6a8a58859..0856189c065f 100644
--- a/drivers/bcma/host_pci.c
+++ b/drivers/bcma/host_pci.c
@@ -213,16 +213,26 @@ static int bcma_host_pci_probe(struct pci_dev *dev,
/* Initialize struct, detect chip */
bcma_init_bus(bus);
+ /* Scan bus to find out generation of PCIe core */
+ err = bcma_bus_scan(bus);
+ if (err)
+ goto err_pci_unmap_mmio;
+
+ if (bcma_find_core(bus, BCMA_CORE_PCIE2))
+ bus->host_is_pcie2 = true;
+
/* Register */
err = bcma_bus_register(bus);
if (err)
- goto err_pci_unmap_mmio;
+ goto err_unregister_cores;
pci_set_drvdata(dev, bus);
out:
return err;
+err_unregister_cores:
+ bcma_unregister_cores(bus);
err_pci_unmap_mmio:
pci_iounmap(dev, bus->mmio);
err_pci_release_regions:
@@ -283,9 +293,12 @@ static const struct pci_device_id bcma_pci_bridge_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4357) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4358) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4359) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4360) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4365) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a0) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43a9) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43aa) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x43b1) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4727) },
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43227) }, /* 0xa8db, BCM43217 (sic!) */
{ PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 43228) }, /* 0xa8dc */
@@ -310,3 +323,65 @@ void __exit bcma_host_pci_exit(void)
{
pci_unregister_driver(&bcma_pci_bridge_driver);
}
+
+/**************************************************
+ * Runtime ops for drivers.
+ **************************************************/
+
+/* See also pcicore_up */
+void bcma_host_pci_up(struct bcma_bus *bus)
+{
+ if (bus->hosttype != BCMA_HOSTTYPE_PCI)
+ return;
+
+ if (bus->host_is_pcie2)
+ bcma_core_pcie2_up(&bus->drv_pcie2);
+ else
+ bcma_core_pci_up(&bus->drv_pci[0]);
+}
+EXPORT_SYMBOL_GPL(bcma_host_pci_up);
+
+/* See also pcicore_down */
+void bcma_host_pci_down(struct bcma_bus *bus)
+{
+ if (bus->hosttype != BCMA_HOSTTYPE_PCI)
+ return;
+
+ if (!bus->host_is_pcie2)
+ bcma_core_pci_down(&bus->drv_pci[0]);
+}
+EXPORT_SYMBOL_GPL(bcma_host_pci_down);
+
+/* See also si_pci_setup */
+int bcma_host_pci_irq_ctl(struct bcma_bus *bus, struct bcma_device *core,
+ bool enable)
+{
+ struct pci_dev *pdev;
+ u32 coremask, tmp;
+ int err = 0;
+
+ if (bus->hosttype != BCMA_HOSTTYPE_PCI) {
+ /* This bcma device is not on a PCI host-bus. So the IRQs are
+ * not routed through the PCI core.
+ * So we must not enable routing through the PCI core. */
+ goto out;
+ }
+
+ pdev = bus->host_pci;
+
+ err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
+ if (err)
+ goto out;
+
+ coremask = BIT(core->core_index) << 8;
+ if (enable)
+ tmp |= coremask;
+ else
+ tmp &= ~coremask;
+
+ err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp);
+
+out:
+ return err;
+}
+EXPORT_SYMBOL_GPL(bcma_host_pci_irq_ctl);
diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index 38bde6eab8a4..9635f1033ce5 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -363,7 +363,7 @@ static int bcma_register_devices(struct bcma_bus *bus)
return 0;
}
-static void bcma_unregister_cores(struct bcma_bus *bus)
+void bcma_unregister_cores(struct bcma_bus *bus)
{
struct bcma_device *core, *tmp;
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 4bc2a5cb9935..a98c41f72c63 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -803,10 +803,6 @@ static int __init nbd_init(void)
return -EINVAL;
}
- nbd_dev = kcalloc(nbds_max, sizeof(*nbd_dev), GFP_KERNEL);
- if (!nbd_dev)
- return -ENOMEM;
-
part_shift = 0;
if (max_part > 0) {
part_shift = fls(max_part);
@@ -828,6 +824,10 @@ static int __init nbd_init(void)
if (nbds_max > 1UL << (MINORBITS - part_shift))
return -EINVAL;
+ nbd_dev = kcalloc(nbds_max, sizeof(*nbd_dev), GFP_KERNEL);
+ if (!nbd_dev)
+ return -ENOMEM;
+
for (i = 0; i < nbds_max; i++) {
struct gendisk *disk = alloc_disk(1 << part_shift);
if (!disk)
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index ceb32dd52a6c..e23be20a3417 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -3003,6 +3003,7 @@ static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
get_device(dev->device);
+ INIT_LIST_HEAD(&dev->node);
INIT_WORK(&dev->probe_work, nvme_async_probe);
schedule_work(&dev->probe_work);
return 0;
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index de4c8499cbac..288547a3c566 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -65,6 +65,7 @@ static const struct usb_device_id ath3k_table[] = {
/* Atheros AR3011 with sflash firmware*/
{ USB_DEVICE(0x0489, 0xE027) },
{ USB_DEVICE(0x0489, 0xE03D) },
+ { USB_DEVICE(0x04F2, 0xAFF1) },
{ USB_DEVICE(0x0930, 0x0215) },
{ USB_DEVICE(0x0CF3, 0x3002) },
{ USB_DEVICE(0x0CF3, 0xE019) },
diff --git a/drivers/bluetooth/btmrvl_drv.h b/drivers/bluetooth/btmrvl_drv.h
index e75f8ee2512c..086f0ec89580 100644
--- a/drivers/bluetooth/btmrvl_drv.h
+++ b/drivers/bluetooth/btmrvl_drv.h
@@ -111,6 +111,7 @@ struct btmrvl_private {
/* Vendor specific Bluetooth commands */
#define BT_CMD_PSCAN_WIN_REPORT_ENABLE 0xFC03
+#define BT_CMD_ROUTE_SCO_TO_HOST 0xFC1D
#define BT_CMD_SET_BDADDR 0xFC22
#define BT_CMD_AUTO_SLEEP_MODE 0xFC23
#define BT_CMD_HOST_SLEEP_CONFIG 0xFC59
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c
index 413597789c61..de05deb444ce 100644
--- a/drivers/bluetooth/btmrvl_main.c
+++ b/drivers/bluetooth/btmrvl_main.c
@@ -230,6 +230,18 @@ int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, u8 subcmd)
}
EXPORT_SYMBOL_GPL(btmrvl_send_module_cfg_cmd);
+static int btmrvl_enable_sco_routing_to_host(struct btmrvl_private *priv)
+{
+ int ret;
+ u8 subcmd = 0;
+
+ ret = btmrvl_send_sync_cmd(priv, BT_CMD_ROUTE_SCO_TO_HOST, &subcmd, 1);
+ if (ret)
+ BT_ERR("BT_CMD_ROUTE_SCO_TO_HOST command failed: %#x", ret);
+
+ return ret;
+}
+
int btmrvl_pscan_window_reporting(struct btmrvl_private *priv, u8 subcmd)
{
struct btmrvl_sdio_card *card = priv->btmrvl_dev.card;
@@ -558,6 +570,8 @@ static int btmrvl_setup(struct hci_dev *hdev)
btmrvl_check_device_tree(priv);
+ btmrvl_enable_sco_routing_to_host(priv);
+
btmrvl_pscan_window_reporting(priv, 0x01);
priv->btmrvl_dev.psmode = 1;
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8bfc4c2bba87..6e4ff16e487b 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -24,6 +24,7 @@
#include <linux/module.h>
#include <linux/usb.h>
#include <linux/firmware.h>
+#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -52,6 +53,8 @@ static struct usb_driver btusb_driver;
#define BTUSB_SWAVE 0x1000
#define BTUSB_INTEL_NEW 0x2000
#define BTUSB_AMP 0x4000
+#define BTUSB_QCA_ROME 0x8000
+#define BTUSB_BCM_APPLE 0x10000
static const struct usb_device_id btusb_table[] = {
/* Generic Bluetooth USB device */
@@ -61,7 +64,8 @@ static const struct usb_device_id btusb_table[] = {
{ USB_DEVICE_INFO(0xe0, 0x01, 0x04), .driver_info = BTUSB_AMP },
/* Apple-specific (Broadcom) devices */
- { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01) },
+ { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01),
+ .driver_info = BTUSB_BCM_APPLE },
/* MediaTek MT76x0E */
{ USB_DEVICE(0x0e8d, 0x763f) },
@@ -107,13 +111,7 @@ static const struct usb_device_id btusb_table[] = {
{ USB_DEVICE(0x0c10, 0x0000) },
/* Broadcom BCM20702A0 */
- { USB_DEVICE(0x0489, 0xe042) },
- { USB_DEVICE(0x04ca, 0x2003) },
- { USB_DEVICE(0x0b05, 0x17b5) },
- { USB_DEVICE(0x0b05, 0x17cb) },
{ USB_DEVICE(0x413c, 0x8197) },
- { USB_DEVICE(0x13d3, 0x3404),
- .driver_info = BTUSB_BCM_PATCHRAM },
/* Broadcom BCM20702B0 (Dynex/Insignia) */
{ USB_DEVICE(0x19ff, 0x0239), .driver_info = BTUSB_BCM_PATCHRAM },
@@ -135,10 +133,12 @@ static const struct usb_device_id btusb_table[] = {
.driver_info = BTUSB_BCM_PATCHRAM },
/* Belkin F8065bf - Broadcom based */
- { USB_VENDOR_AND_INTERFACE_INFO(0x050d, 0xff, 0x01, 0x01) },
+ { USB_VENDOR_AND_INTERFACE_INFO(0x050d, 0xff, 0x01, 0x01),
+ .driver_info = BTUSB_BCM_PATCHRAM },
/* IMC Networks - Broadcom based */
- { USB_VENDOR_AND_INTERFACE_INFO(0x13d3, 0xff, 0x01, 0x01) },
+ { USB_VENDOR_AND_INTERFACE_INFO(0x13d3, 0xff, 0x01, 0x01),
+ .driver_info = BTUSB_BCM_PATCHRAM },
/* Intel Bluetooth USB Bootloader (RAM module) */
{ USB_DEVICE(0x8087, 0x0a5a),
@@ -159,6 +159,7 @@ static const struct usb_device_id blacklist_table[] = {
/* Atheros 3011 with sflash firmware */
{ USB_DEVICE(0x0489, 0xe027), .driver_info = BTUSB_IGNORE },
{ USB_DEVICE(0x0489, 0xe03d), .driver_info = BTUSB_IGNORE },
+ { USB_DEVICE(0x04f2, 0xaff1), .driver_info = BTUSB_IGNORE },
{ USB_DEVICE(0x0930, 0x0215), .driver_info = BTUSB_IGNORE },
{ USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE },
{ USB_DEVICE(0x0cf3, 0xe019), .driver_info = BTUSB_IGNORE },
@@ -212,6 +213,10 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x0489, 0xe036), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 },
+ /* QCA ROME chipset */
+ { USB_DEVICE(0x0cf3, 0xe300), .driver_info = BTUSB_QCA_ROME },
+ { USB_DEVICE(0x0cf3, 0xe360), .driver_info = BTUSB_QCA_ROME },
+
/* Broadcom BCM2035 */
{ USB_DEVICE(0x0a5c, 0x2009), .driver_info = BTUSB_BCM92035 },
{ USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU },
@@ -337,17 +342,9 @@ struct btusb_data {
int (*recv_event)(struct hci_dev *hdev, struct sk_buff *skb);
int (*recv_bulk)(struct btusb_data *data, void *buffer, int count);
-};
-static int btusb_wait_on_bit_timeout(void *word, int bit, unsigned long timeout,
- unsigned mode)
-{
- might_sleep();
- if (!test_bit(bit, word))
- return 0;
- return out_of_line_wait_on_bit_timeout(word, bit, bit_wait_timeout,
- mode, timeout);
-}
+ int (*setup_on_usb)(struct hci_dev *hdev);
+};
static inline void btusb_free_frags(struct btusb_data *data)
{
@@ -888,6 +885,15 @@ static int btusb_open(struct hci_dev *hdev)
BT_DBG("%s", hdev->name);
+ /* Patching USB firmware files prior to starting any URBs of HCI path
+ * It is more safe to use USB bulk channel for downloading USB patch
+ */
+ if (data->setup_on_usb) {
+ err = data->setup_on_usb(hdev);
+ if (err <0)
+ return err;
+ }
+
err = usb_autopm_get_interface(data->intf);
if (err < 0)
return err;
@@ -1263,6 +1269,28 @@ static void btusb_waker(struct work_struct *work)
usb_autopm_put_interface(data->intf);
}
+static struct sk_buff *btusb_read_local_version(struct hci_dev *hdev)
+{
+ struct sk_buff *skb;
+
+ skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
+ HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION failed (%ld)",
+ hdev->name, PTR_ERR(skb));
+ return skb;
+ }
+
+ if (skb->len != sizeof(struct hci_rp_read_local_version)) {
+ BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION event length mismatch",
+ hdev->name);
+ kfree_skb(skb);
+ return ERR_PTR(-EIO);
+ }
+
+ return skb;
+}
+
static int btusb_setup_bcm92035(struct hci_dev *hdev)
{
struct sk_buff *skb;
@@ -1287,12 +1315,9 @@ static int btusb_setup_csr(struct hci_dev *hdev)
BT_DBG("%s", hdev->name);
- skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
- HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- BT_ERR("Reading local version failed (%ld)", -PTR_ERR(skb));
+ skb = btusb_read_local_version(hdev);
+ if (IS_ERR(skb))
return -PTR_ERR(skb);
- }
rp = (struct hci_rp_read_local_version *)skb->data;
@@ -2197,9 +2222,9 @@ static int btusb_setup_intel_new(struct hci_dev *hdev)
* and thus just timeout if that happens and fail the setup
* of this device.
*/
- err = btusb_wait_on_bit_timeout(&data->flags, BTUSB_DOWNLOADING,
- msecs_to_jiffies(5000),
- TASK_INTERRUPTIBLE);
+ err = wait_on_bit_timeout(&data->flags, BTUSB_DOWNLOADING,
+ TASK_INTERRUPTIBLE,
+ msecs_to_jiffies(5000));
if (err == 1) {
BT_ERR("%s: Firmware loading interrupted", hdev->name);
err = -EINTR;
@@ -2250,9 +2275,9 @@ done:
*/
BT_INFO("%s: Waiting for device to boot", hdev->name);
- err = btusb_wait_on_bit_timeout(&data->flags, BTUSB_BOOTING,
- msecs_to_jiffies(1000),
- TASK_INTERRUPTIBLE);
+ err = wait_on_bit_timeout(&data->flags, BTUSB_BOOTING,
+ TASK_INTERRUPTIBLE,
+ msecs_to_jiffies(1000));
if (err == 1) {
BT_ERR("%s: Device boot interrupted", hdev->name);
@@ -2332,6 +2357,27 @@ static int btusb_set_bdaddr_intel(struct hci_dev *hdev, const bdaddr_t *bdaddr)
return 0;
}
+static int btusb_shutdown_intel(struct hci_dev *hdev)
+{
+ struct sk_buff *skb;
+ long ret;
+
+ /* Some platforms have an issue with BT LED when the interface is
+ * down or BT radio is turned off, which takes 5 seconds to BT LED
+ * goes off. This command turns off the BT LED immediately.
+ */
+ skb = __hci_cmd_sync(hdev, 0xfc3f, 0, NULL, HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ ret = PTR_ERR(skb);
+ BT_ERR("%s: turning off Intel device LED failed (%ld)",
+ hdev->name, ret);
+ return ret;
+ }
+ kfree_skb(skb);
+
+ return 0;
+}
+
static int btusb_set_bdaddr_marvell(struct hci_dev *hdev,
const bdaddr_t *bdaddr)
{
@@ -2355,6 +2401,23 @@ static int btusb_set_bdaddr_marvell(struct hci_dev *hdev,
return 0;
}
+static const struct {
+ u16 subver;
+ const char *name;
+} bcm_subver_table[] = {
+ { 0x210b, "BCM43142A0" }, /* 001.001.011 */
+ { 0x2112, "BCM4314A0" }, /* 001.001.018 */
+ { 0x2118, "BCM20702A0" }, /* 001.001.024 */
+ { 0x2126, "BCM4335A0" }, /* 001.001.038 */
+ { 0x220e, "BCM20702A1" }, /* 001.002.014 */
+ { 0x230f, "BCM4354A2" }, /* 001.003.015 */
+ { 0x4106, "BCM4335B0" }, /* 002.001.006 */
+ { 0x410e, "BCM20702B0" }, /* 002.001.014 */
+ { 0x6109, "BCM4335C0" }, /* 003.001.009 */
+ { 0x610c, "BCM4354" }, /* 003.001.012 */
+ { }
+};
+
#define BDADDR_BCM20702A0 (&(bdaddr_t) {{0x00, 0xa0, 0x02, 0x70, 0x20, 0x00}})
static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
@@ -2367,56 +2430,74 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
size_t fw_size;
const struct hci_command_hdr *cmd;
const u8 *cmd_param;
- u16 opcode;
+ u16 opcode, subver, rev;
+ const char *hw_name = NULL;
struct sk_buff *skb;
struct hci_rp_read_local_version *ver;
struct hci_rp_read_bd_addr *bda;
long ret;
-
- snprintf(fw_name, sizeof(fw_name), "brcm/%s-%04x-%04x.hcd",
- udev->product ? udev->product : "BCM",
- le16_to_cpu(udev->descriptor.idVendor),
- le16_to_cpu(udev->descriptor.idProduct));
-
- ret = request_firmware(&fw, fw_name, &hdev->dev);
- if (ret < 0) {
- BT_INFO("%s: BCM: patch %s not found", hdev->name, fw_name);
- return 0;
- }
+ int i;
/* Reset */
skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: HCI_OP_RESET failed (%ld)", hdev->name, ret);
- goto done;
+ return ret;
}
kfree_skb(skb);
/* Read Local Version Info */
- skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
- HCI_INIT_TIMEOUT);
+ skb = btusb_read_local_version(hdev);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ ver = (struct hci_rp_read_local_version *)skb->data;
+ rev = le16_to_cpu(ver->hci_rev);
+ subver = le16_to_cpu(ver->lmp_subver);
+ kfree_skb(skb);
+
+ /* Read Verbose Config Version Info */
+ skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
- BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION failed (%ld)",
+ BT_ERR("%s: BCM: Read Verbose Version failed (%ld)",
hdev->name, ret);
- goto done;
+ return ret;
}
- if (skb->len != sizeof(*ver)) {
- BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION event length mismatch",
+ if (skb->len != 7) {
+ BT_ERR("%s: BCM: Read Verbose Version event length mismatch",
hdev->name);
kfree_skb(skb);
- ret = -EIO;
- goto done;
+ return -EIO;
}
- ver = (struct hci_rp_read_local_version *)skb->data;
- BT_INFO("%s: BCM: patching hci_ver=%02x hci_rev=%04x lmp_ver=%02x "
- "lmp_subver=%04x", hdev->name, ver->hci_ver, ver->hci_rev,
- ver->lmp_ver, ver->lmp_subver);
+ BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]);
kfree_skb(skb);
+ for (i = 0; bcm_subver_table[i].name; i++) {
+ if (subver == bcm_subver_table[i].subver) {
+ hw_name = bcm_subver_table[i].name;
+ break;
+ }
+ }
+
+ BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name,
+ hw_name ? : "BCM", (subver & 0x7000) >> 13,
+ (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff);
+
+ snprintf(fw_name, sizeof(fw_name), "brcm/%s-%4.4x-%4.4x.hcd",
+ hw_name ? : "BCM",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct));
+
+ ret = request_firmware(&fw, fw_name, &hdev->dev);
+ if (ret < 0) {
+ BT_INFO("%s: BCM: patch %s not found", hdev->name, fw_name);
+ return 0;
+ }
+
/* Start Download */
skb = __hci_cmd_sync(hdev, 0xfc2e, 0, NULL, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
@@ -2476,29 +2557,21 @@ reset_fw:
kfree_skb(skb);
/* Read Local Version Info */
- skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
- HCI_INIT_TIMEOUT);
+ skb = btusb_read_local_version(hdev);
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
- BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION failed (%ld)",
- hdev->name, ret);
- goto done;
- }
-
- if (skb->len != sizeof(*ver)) {
- BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION event length mismatch",
- hdev->name);
- kfree_skb(skb);
- ret = -EIO;
goto done;
}
ver = (struct hci_rp_read_local_version *)skb->data;
- BT_INFO("%s: BCM: firmware hci_ver=%02x hci_rev=%04x lmp_ver=%02x "
- "lmp_subver=%04x", hdev->name, ver->hci_ver, ver->hci_rev,
- ver->lmp_ver, ver->lmp_subver);
+ rev = le16_to_cpu(ver->hci_rev);
+ subver = le16_to_cpu(ver->lmp_subver);
kfree_skb(skb);
+ BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name,
+ hw_name ? : "BCM", (subver & 0x7000) >> 13,
+ (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff);
+
/* Read BD Address */
skb = __hci_cmd_sync(hdev, HCI_OP_READ_BD_ADDR, 0, NULL,
HCI_INIT_TIMEOUT);
@@ -2560,6 +2633,34 @@ static int btusb_set_bdaddr_bcm(struct hci_dev *hdev, const bdaddr_t *bdaddr)
return 0;
}
+static int btusb_setup_bcm_apple(struct hci_dev *hdev)
+{
+ struct sk_buff *skb;
+ int err;
+
+ /* Read Verbose Config Version Info */
+ skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ err = PTR_ERR(skb);
+ BT_ERR("%s: BCM: Read Verbose Version failed (%d)",
+ hdev->name, err);
+ return err;
+ }
+
+ if (skb->len != 7) {
+ BT_ERR("%s: BCM: Read Verbose Version event length mismatch",
+ hdev->name);
+ kfree_skb(skb);
+ return -EIO;
+ }
+
+ BT_INFO("%s: BCM: chip id %u build %4.4u", hdev->name, skb->data[1],
+ get_unaligned_le16(skb->data + 5));
+ kfree_skb(skb);
+
+ return 0;
+}
+
static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev,
const bdaddr_t *bdaddr)
{
@@ -2585,6 +2686,258 @@ static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev,
return 0;
}
+#define QCA_DFU_PACKET_LEN 4096
+
+#define QCA_GET_TARGET_VERSION 0x09
+#define QCA_CHECK_STATUS 0x05
+#define QCA_DFU_DOWNLOAD 0x01
+
+#define QCA_SYSCFG_UPDATED 0x40
+#define QCA_PATCH_UPDATED 0x80
+#define QCA_DFU_TIMEOUT 3000
+
+struct qca_version {
+ __le32 rom_version;
+ __le32 patch_version;
+ __le32 ram_version;
+ __le32 ref_clock;
+ __u8 reserved[4];
+} __packed;
+
+struct qca_rampatch_version {
+ __le16 rom_version;
+ __le16 patch_version;
+} __packed;
+
+struct qca_device_info {
+ u32 rom_version;
+ u8 rampatch_hdr; /* length of header in rampatch */
+ u8 nvm_hdr; /* length of header in NVM */
+ u8 ver_offset; /* offset of version structure in rampatch */
+};
+
+static const struct qca_device_info qca_devices_table[] = {
+ { 0x00000100, 20, 4, 10 }, /* Rome 1.0 */
+ { 0x00000101, 20, 4, 10 }, /* Rome 1.1 */
+ { 0x00000201, 28, 4, 18 }, /* Rome 2.1 */
+ { 0x00000300, 28, 4, 18 }, /* Rome 3.0 */
+ { 0x00000302, 28, 4, 18 }, /* Rome 3.2 */
+};
+
+static int btusb_qca_send_vendor_req(struct hci_dev *hdev, u8 request,
+ void *data, u16 size)
+{
+ struct btusb_data *btdata = hci_get_drvdata(hdev);
+ struct usb_device *udev = btdata->udev;
+ int pipe, err;
+ u8 *buf;
+
+ buf = kmalloc(size, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ /* Found some of USB hosts have IOT issues with ours so that we should
+ * not wait until HCI layer is ready.
+ */
+ pipe = usb_rcvctrlpipe(udev, 0);
+ err = usb_control_msg(udev, pipe, request, USB_TYPE_VENDOR | USB_DIR_IN,
+ 0, 0, buf, size, USB_CTRL_SET_TIMEOUT);
+ if (err < 0) {
+ BT_ERR("%s: Failed to access otp area (%d)", hdev->name, err);
+ goto done;
+ }
+
+ memcpy(data, buf, size);
+
+done:
+ kfree(buf);
+
+ return err;
+}
+
+static int btusb_setup_qca_download_fw(struct hci_dev *hdev,
+ const struct firmware *firmware,
+ size_t hdr_size)
+{
+ struct btusb_data *btdata = hci_get_drvdata(hdev);
+ struct usb_device *udev = btdata->udev;
+ size_t count, size, sent = 0;
+ int pipe, len, err;
+ u8 *buf;
+
+ buf = kmalloc(QCA_DFU_PACKET_LEN, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ count = firmware->size;
+
+ size = min_t(size_t, count, hdr_size);
+ memcpy(buf, firmware->data, size);
+
+ /* USB patches should go down to controller through USB path
+ * because binary format fits to go down through USB channel.
+ * USB control path is for patching headers and USB bulk is for
+ * patch body.
+ */
+ pipe = usb_sndctrlpipe(udev, 0);
+ err = usb_control_msg(udev, pipe, QCA_DFU_DOWNLOAD, USB_TYPE_VENDOR,
+ 0, 0, buf, size, USB_CTRL_SET_TIMEOUT);
+ if (err < 0) {
+ BT_ERR("%s: Failed to send headers (%d)", hdev->name, err);
+ goto done;
+ }
+
+ sent += size;
+ count -= size;
+
+ while (count) {
+ size = min_t(size_t, count, QCA_DFU_PACKET_LEN);
+
+ memcpy(buf, firmware->data + sent, size);
+
+ pipe = usb_sndbulkpipe(udev, 0x02);
+ err = usb_bulk_msg(udev, pipe, buf, size, &len,
+ QCA_DFU_TIMEOUT);
+ if (err < 0) {
+ BT_ERR("%s: Failed to send body at %zd of %zd (%d)",
+ hdev->name, sent, firmware->size, err);
+ break;
+ }
+
+ if (size != len) {
+ BT_ERR("%s: Failed to get bulk buffer", hdev->name);
+ err = -EILSEQ;
+ break;
+ }
+
+ sent += size;
+ count -= size;
+ }
+
+done:
+ kfree(buf);
+ return err;
+}
+
+static int btusb_setup_qca_load_rampatch(struct hci_dev *hdev,
+ struct qca_version *ver,
+ const struct qca_device_info *info)
+{
+ struct qca_rampatch_version *rver;
+ const struct firmware *fw;
+ u32 ver_rom, ver_patch;
+ u16 rver_rom, rver_patch;
+ char fwname[64];
+ int err;
+
+ ver_rom = le32_to_cpu(ver->rom_version);
+ ver_patch = le32_to_cpu(ver->patch_version);
+
+ snprintf(fwname, sizeof(fwname), "qca/rampatch_usb_%08x.bin", ver_rom);
+
+ err = request_firmware(&fw, fwname, &hdev->dev);
+ if (err) {
+ BT_ERR("%s: failed to request rampatch file: %s (%d)",
+ hdev->name, fwname, err);
+ return err;
+ }
+
+ BT_INFO("%s: using rampatch file: %s", hdev->name, fwname);
+
+ rver = (struct qca_rampatch_version *)(fw->data + info->ver_offset);
+ rver_rom = le16_to_cpu(rver->rom_version);
+ rver_patch = le16_to_cpu(rver->patch_version);
+
+ BT_INFO("%s: QCA: patch rome 0x%x build 0x%x, firmware rome 0x%x "
+ "build 0x%x", hdev->name, rver_rom, rver_patch, ver_rom,
+ ver_patch);
+
+ if (rver_rom != ver_rom || rver_patch <= ver_patch) {
+ BT_ERR("%s: rampatch file version did not match with firmware",
+ hdev->name);
+ err = -EINVAL;
+ goto done;
+ }
+
+ err = btusb_setup_qca_download_fw(hdev, fw, info->rampatch_hdr);
+
+done:
+ release_firmware(fw);
+
+ return err;
+}
+
+static int btusb_setup_qca_load_nvm(struct hci_dev *hdev,
+ struct qca_version *ver,
+ const struct qca_device_info *info)
+{
+ const struct firmware *fw;
+ char fwname[64];
+ int err;
+
+ snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin",
+ le32_to_cpu(ver->rom_version));
+
+ err = request_firmware(&fw, fwname, &hdev->dev);
+ if (err) {
+ BT_ERR("%s: failed to request NVM file: %s (%d)",
+ hdev->name, fwname, err);
+ return err;
+ }
+
+ BT_INFO("%s: using NVM file: %s", hdev->name, fwname);
+
+ err = btusb_setup_qca_download_fw(hdev, fw, info->nvm_hdr);
+
+ release_firmware(fw);
+
+ return err;
+}
+
+static int btusb_setup_qca(struct hci_dev *hdev)
+{
+ const struct qca_device_info *info = NULL;
+ struct qca_version ver;
+ u32 ver_rom;
+ u8 status;
+ int i, err;
+
+ err = btusb_qca_send_vendor_req(hdev, QCA_GET_TARGET_VERSION, &ver,
+ sizeof(ver));
+ if (err < 0)
+ return err;
+
+ ver_rom = le32_to_cpu(ver.rom_version);
+ for (i = 0; i < ARRAY_SIZE(qca_devices_table); i++) {
+ if (ver_rom == qca_devices_table[i].rom_version)
+ info = &qca_devices_table[i];
+ }
+ if (!info) {
+ BT_ERR("%s: don't support firmware rome 0x%x", hdev->name,
+ ver_rom);
+ return -ENODEV;
+ }
+
+ err = btusb_qca_send_vendor_req(hdev, QCA_CHECK_STATUS, &status,
+ sizeof(status));
+ if (err < 0)
+ return err;
+
+ if (!(status & QCA_PATCH_UPDATED)) {
+ err = btusb_setup_qca_load_rampatch(hdev, &ver, info);
+ if (err < 0)
+ return err;
+ }
+
+ if (!(status & QCA_SYSCFG_UPDATED)) {
+ err = btusb_setup_qca_load_nvm(hdev, &ver, info);
+ if (err < 0)
+ return err;
+ }
+
+ return 0;
+}
+
static int btusb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -2707,10 +3060,17 @@ static int btusb_probe(struct usb_interface *intf,
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
}
+ if (id->driver_info & BTUSB_BCM_APPLE) {
+ hdev->setup = btusb_setup_bcm_apple;
+ set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
+ }
+
if (id->driver_info & BTUSB_INTEL) {
hdev->setup = btusb_setup_intel;
+ hdev->shutdown = btusb_shutdown_intel;
hdev->set_bdaddr = btusb_set_bdaddr_intel;
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
+ set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
}
if (id->driver_info & BTUSB_INTEL_NEW) {
@@ -2734,9 +3094,15 @@ static int btusb_probe(struct usb_interface *intf,
if (id->driver_info & BTUSB_ATH3012) {
hdev->set_bdaddr = btusb_set_bdaddr_ath3012;
+ set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
}
+ if (id->driver_info & BTUSB_QCA_ROME) {
+ data->setup_on_usb = btusb_setup_qca;
+ hdev->set_bdaddr = btusb_set_bdaddr_ath3012;
+ }
+
if (id->driver_info & BTUSB_AMP) {
/* AMP controllers do not support SCO packets */
data->isoc = NULL;
@@ -2772,6 +3138,8 @@ static int btusb_probe(struct usb_interface *intf,
/* Fake CSR devices with broken commands */
if (bcdDevice <= 0x100)
hdev->setup = btusb_setup_csr;
+
+ set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
}
if (id->driver_info & BTUSB_SNIFFER) {
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index dc487b5d1156..1363dc616ace 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -261,6 +261,16 @@ static int hci_uart_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
return 0;
}
+static int hci_uart_setup(struct hci_dev *hdev)
+{
+ struct hci_uart *hu = hci_get_drvdata(hdev);
+
+ if (hu->proto->setup)
+ return hu->proto->setup(hu);
+
+ return 0;
+}
+
/* ------ LDISC part ------ */
/* hci_uart_tty_open
*
@@ -426,6 +436,7 @@ static int hci_uart_register_dev(struct hci_uart *hu)
hdev->close = hci_uart_close;
hdev->flush = hci_uart_flush;
hdev->send = hci_uart_send_frame;
+ hdev->setup = hci_uart_setup;
SET_HCIDEV_DEV(hdev, hu->tty->dev);
if (test_bit(HCI_UART_RAW_DEVICE, &hu->hdev_flags))
@@ -488,7 +499,7 @@ static int hci_uart_set_flags(struct hci_uart *hu, unsigned long flags)
BIT(HCI_UART_INIT_PENDING) |
BIT(HCI_UART_EXT_CONFIG);
- if ((flags & ~valid_flags))
+ if (flags & ~valid_flags)
return -EINVAL;
hu->hdev_flags = flags;
diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h
index 247488edcbf9..074ed29092b4 100644
--- a/drivers/bluetooth/hci_uart.h
+++ b/drivers/bluetooth/hci_uart.h
@@ -59,6 +59,7 @@ struct hci_uart_proto {
int (*flush)(struct hci_uart *hu);
int (*recv)(struct hci_uart *hu, void *data, int len);
int (*enqueue)(struct hci_uart *hu, struct sk_buff *skb);
+ int (*setup)(struct hci_uart *hu);
struct sk_buff *(*dequeue)(struct hci_uart *hu);
};
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 68161f7a07d6..a0b036ccb118 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -192,6 +192,7 @@ config SYS_SUPPORTS_EM_STI
config SH_TIMER_CMT
bool "Renesas CMT timer driver" if COMPILE_TEST
depends on GENERIC_CLOCKEVENTS
+ depends on HAS_IOMEM
default SYS_SUPPORTS_SH_CMT
help
This enables build of a clocksource and clockevent driver for
@@ -201,6 +202,7 @@ config SH_TIMER_CMT
config SH_TIMER_MTU2
bool "Renesas MTU2 timer driver" if COMPILE_TEST
depends on GENERIC_CLOCKEVENTS
+ depends on HAS_IOMEM
default SYS_SUPPORTS_SH_MTU2
help
This enables build of a clockevent driver for the Multi-Function
@@ -210,6 +212,7 @@ config SH_TIMER_MTU2
config SH_TIMER_TMU
bool "Renesas TMU timer driver" if COMPILE_TEST
depends on GENERIC_CLOCKEVENTS
+ depends on HAS_IOMEM
default SYS_SUPPORTS_SH_TMU
help
This enables build of a clocksource and clockevent driver for
diff --git a/drivers/clocksource/timer-sun5i.c b/drivers/clocksource/timer-sun5i.c
index 5dcbf90b8015..58597fbcc046 100644
--- a/drivers/clocksource/timer-sun5i.c
+++ b/drivers/clocksource/timer-sun5i.c
@@ -17,7 +17,6 @@
#include <linux/irq.h>
#include <linux/irqreturn.h>
#include <linux/reset.h>
-#include <linux/sched_clock.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
@@ -137,11 +136,6 @@ static struct irqaction sun5i_timer_irq = {
.dev_id = &sun5i_clockevent,
};
-static u64 sun5i_timer_sched_read(void)
-{
- return ~readl(timer_base + TIMER_CNTVAL_LO_REG(1));
-}
-
static void __init sun5i_timer_init(struct device_node *node)
{
struct reset_control *rstc;
@@ -172,7 +166,6 @@ static void __init sun5i_timer_init(struct device_node *node)
writel(TIMER_CTL_ENABLE | TIMER_CTL_RELOAD,
timer_base + TIMER_CTL_REG(1));
- sched_clock_register(sun5i_timer_sched_read, 32, rate);
clocksource_mmio_init(timer_base + TIMER_CNTVAL_LO_REG(1), node->name,
rate, 340, 32, clocksource_mmio_readl_down);
diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 0723096fb50a..c92d6a70ccf3 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -475,6 +475,7 @@ static int bcm2835_dma_terminate_all(struct dma_chan *chan)
* c->desc is NULL and exit.)
*/
if (c->desc) {
+ bcm2835_dma_desc_free(&c->desc->vd);
c->desc = NULL;
bcm2835_dma_abort(c->chan_base);
diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c
index 4527a3ebeac4..84884418fd30 100644
--- a/drivers/dma/dma-jz4740.c
+++ b/drivers/dma/dma-jz4740.c
@@ -511,6 +511,9 @@ static void jz4740_dma_desc_free(struct virt_dma_desc *vdesc)
kfree(container_of(vdesc, struct jz4740_dma_desc, vdesc));
}
+#define JZ4740_DMA_BUSWIDTHS (BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \
+ BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | BIT(DMA_SLAVE_BUSWIDTH_4_BYTES))
+
static int jz4740_dma_probe(struct platform_device *pdev)
{
struct jz4740_dmaengine_chan *chan;
@@ -548,6 +551,10 @@ static int jz4740_dma_probe(struct platform_device *pdev)
dd->device_prep_dma_cyclic = jz4740_dma_prep_dma_cyclic;
dd->device_config = jz4740_dma_slave_config;
dd->device_terminate_all = jz4740_dma_terminate_all;
+ dd->src_addr_widths = JZ4740_DMA_BUSWIDTHS;
+ dd->dst_addr_widths = JZ4740_DMA_BUSWIDTHS;
+ dd->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
+ dd->residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
dd->dev = &pdev->dev;
INIT_LIST_HEAD(&dd->channels);
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 276157f22612..53dbd3b3384c 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -260,6 +260,13 @@ static int edma_terminate_all(struct dma_chan *chan)
*/
if (echan->edesc) {
int cyclic = echan->edesc->cyclic;
+
+ /*
+ * free the running request descriptor
+ * since it is not in any of the vdesc lists
+ */
+ edma_desc_free(&echan->edesc->vdesc);
+
echan->edesc = NULL;
edma_stop(echan->ch_num);
/* Move the cyclic channel back to default queue */
diff --git a/drivers/dma/moxart-dma.c b/drivers/dma/moxart-dma.c
index 15cab7d79525..b4634109e010 100644
--- a/drivers/dma/moxart-dma.c
+++ b/drivers/dma/moxart-dma.c
@@ -193,8 +193,10 @@ static int moxart_terminate_all(struct dma_chan *chan)
spin_lock_irqsave(&ch->vc.lock, flags);
- if (ch->desc)
+ if (ch->desc) {
+ moxart_dma_desc_free(&ch->desc->vd);
ch->desc = NULL;
+ }
ctrl = readl(ch->base + REG_OFF_CTRL);
ctrl &= ~(APB_DMA_ENABLE | APB_DMA_FIN_INT_EN | APB_DMA_ERR_INT_EN);
diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index 7dd6dd121681..167dbaf65742 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -981,6 +981,7 @@ static int omap_dma_terminate_all(struct dma_chan *chan)
* c->desc is NULL and exit.)
*/
if (c->desc) {
+ omap_dma_desc_free(&c->desc->vd);
c->desc = NULL;
/* Avoid stopping the dma twice */
if (!c->paused)
diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c
index 2c68da1ceeee..f4ea80d602f7 100644
--- a/drivers/firewire/net.c
+++ b/drivers/firewire/net.c
@@ -237,18 +237,6 @@ static int fwnet_header_create(struct sk_buff *skb, struct net_device *net,
return -net->hard_header_len;
}
-static int fwnet_header_rebuild(struct sk_buff *skb)
-{
- struct fwnet_header *h = (struct fwnet_header *)skb->data;
-
- if (get_unaligned_be16(&h->h_proto) == ETH_P_IP)
- return arp_find((unsigned char *)&h->h_dest, skb);
-
- dev_notice(&skb->dev->dev, "unable to resolve type %04x addresses\n",
- be16_to_cpu(h->h_proto));
- return 0;
-}
-
static int fwnet_header_cache(const struct neighbour *neigh,
struct hh_cache *hh, __be16 type)
{
@@ -282,7 +270,6 @@ static int fwnet_header_parse(const struct sk_buff *skb, unsigned char *haddr)
static const struct header_ops fwnet_header_ops = {
.create = fwnet_header_create,
- .rebuild = fwnet_header_rebuild,
.cache = fwnet_header_cache,
.cache_update = fwnet_header_cache_update,
.parse = fwnet_header_parse,
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index 69fac068669f..2eebd28b4c40 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -86,10 +86,13 @@ static void dmi_table(u8 *buf, u32 len, int num,
int i = 0;
/*
- * Stop when we see all the items the table claimed to have
- * OR we run off the end of the table (also happens)
+ * Stop when we have seen all the items the table claimed to have
+ * (SMBIOS < 3.0 only) OR we reach an end-of-table marker OR we run
+ * off the end of the table (should never happen but sometimes does
+ * on bogus implementations.)
*/
- while ((i < num) && (data - buf + sizeof(struct dmi_header)) <= len) {
+ while ((!num || i < num) &&
+ (data - buf + sizeof(struct dmi_header)) <= len) {
const struct dmi_header *dm = (const struct dmi_header *)data;
/*
@@ -529,21 +532,10 @@ static int __init dmi_smbios3_present(const u8 *buf)
if (memcmp(buf, "_SM3_", 5) == 0 &&
buf[6] < 32 && dmi_checksum(buf, buf[6])) {
dmi_ver = get_unaligned_be16(buf + 7);
+ dmi_num = 0; /* No longer specified */
dmi_len = get_unaligned_le32(buf + 12);
dmi_base = get_unaligned_le64(buf + 16);
- /*
- * The 64-bit SMBIOS 3.0 entry point no longer has a field
- * containing the number of structures present in the table.
- * Instead, it defines the table size as a maximum size, and
- * relies on the end-of-table structure type (#127) to be used
- * to signal the end of the table.
- * So let's define dmi_num as an upper bound as well: each
- * structure has a 4 byte header, so dmi_len / 4 is an upper
- * bound for the number of structures in the table.
- */
- dmi_num = dmi_len / 4;
-
if (dmi_walk_early(dmi_decode) == 0) {
pr_info("SMBIOS %d.%d present.\n",
dmi_ver >> 8, dmi_ver & 0xFF);
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index a6952ba343a8..a65b75161aa4 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -334,7 +334,7 @@ static struct irq_domain_ops mpc8xxx_gpio_irq_ops = {
.xlate = irq_domain_xlate_twocell,
};
-static struct of_device_id mpc8xxx_gpio_ids[] __initdata = {
+static struct of_device_id mpc8xxx_gpio_ids[] = {
{ .compatible = "fsl,mpc8349-gpio", },
{ .compatible = "fsl,mpc8572-gpio", },
{ .compatible = "fsl,mpc8610-gpio", },
diff --git a/drivers/gpio/gpio-syscon.c b/drivers/gpio/gpio-syscon.c
index 257e2989215c..045a952576c7 100644
--- a/drivers/gpio/gpio-syscon.c
+++ b/drivers/gpio/gpio-syscon.c
@@ -219,7 +219,7 @@ static int syscon_gpio_probe(struct platform_device *pdev)
ret = of_property_read_u32_index(np, "gpio,syscon-dev", 2,
&priv->dir_reg_offset);
if (ret)
- dev_err(dev, "can't read the dir register offset!\n");
+ dev_dbg(dev, "can't read the dir register offset!\n");
priv->dir_reg_offset <<= 3;
}
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index c0929d938ced..df990f29757a 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -201,6 +201,10 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares,
if (!handler)
return AE_BAD_PARAMETER;
+ pin = acpi_gpiochip_pin_to_gpio_offset(chip, pin);
+ if (pin < 0)
+ return AE_BAD_PARAMETER;
+
desc = gpiochip_request_own_desc(chip, pin, "ACPI:Event");
if (IS_ERR(desc)) {
dev_err(chip->dev, "Failed to request GPIO\n");
@@ -551,6 +555,12 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address,
struct gpio_desc *desc;
bool found;
+ pin = acpi_gpiochip_pin_to_gpio_offset(chip, pin);
+ if (pin < 0) {
+ status = AE_BAD_PARAMETER;
+ goto out;
+ }
+
mutex_lock(&achip->conn_lock);
found = false;
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index f6d04c7b5115..679b10e34fb5 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -525,17 +525,6 @@ void drm_framebuffer_reference(struct drm_framebuffer *fb)
}
EXPORT_SYMBOL(drm_framebuffer_reference);
-static void drm_framebuffer_free_bug(struct kref *kref)
-{
- BUG();
-}
-
-static void __drm_framebuffer_unreference(struct drm_framebuffer *fb)
-{
- DRM_DEBUG("%p: FB ID: %d (%d)\n", fb, fb->base.id, atomic_read(&fb->refcount.refcount));
- kref_put(&fb->refcount, drm_framebuffer_free_bug);
-}
-
/**
* drm_framebuffer_unregister_private - unregister a private fb from the lookup idr
* @fb: fb to unregister
@@ -1320,7 +1309,7 @@ void drm_plane_force_disable(struct drm_plane *plane)
return;
}
/* disconnect the plane from the fb and crtc: */
- __drm_framebuffer_unreference(plane->old_fb);
+ drm_framebuffer_unreference(plane->old_fb);
plane->old_fb = NULL;
plane->fb = NULL;
plane->crtc = NULL;
diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c
index 732cb6f8e653..4c0aa97aaf03 100644
--- a/drivers/gpu/drm/drm_edid_load.c
+++ b/drivers/gpu/drm/drm_edid_load.c
@@ -287,6 +287,7 @@ int drm_load_edid_firmware(struct drm_connector *connector)
drm_mode_connector_update_edid_property(connector, edid);
ret = drm_add_edid_modes(connector, edid);
+ drm_edid_to_eld(connector, edid);
kfree(edid);
return ret;
diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index 6591d48c1b9d..3fee587bc284 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -174,6 +174,7 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
struct edid *edid = (struct edid *) connector->edid_blob_ptr->data;
count = drm_add_edid_modes(connector, edid);
+ drm_edid_to_eld(connector, edid);
} else
count = (*connector_funcs->get_modes)(connector);
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index c300e22da8ac..33a10ce967ea 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -147,6 +147,7 @@ struct fimd_win_data {
unsigned int ovl_height;
unsigned int fb_width;
unsigned int fb_height;
+ unsigned int fb_pitch;
unsigned int bpp;
unsigned int pixel_format;
dma_addr_t dma_addr;
@@ -532,13 +533,14 @@ static void fimd_win_mode_set(struct exynos_drm_crtc *crtc,
win_data->offset_y = plane->crtc_y;
win_data->ovl_width = plane->crtc_width;
win_data->ovl_height = plane->crtc_height;
+ win_data->fb_pitch = plane->pitch;
win_data->fb_width = plane->fb_width;
win_data->fb_height = plane->fb_height;
win_data->dma_addr = plane->dma_addr[0] + offset;
win_data->bpp = plane->bpp;
win_data->pixel_format = plane->pixel_format;
- win_data->buf_offsize = (plane->fb_width - plane->crtc_width) *
- (plane->bpp >> 3);
+ win_data->buf_offsize =
+ plane->pitch - (plane->crtc_width * (plane->bpp >> 3));
win_data->line_size = plane->crtc_width * (plane->bpp >> 3);
DRM_DEBUG_KMS("offset_x = %d, offset_y = %d\n",
@@ -704,7 +706,7 @@ static void fimd_win_commit(struct exynos_drm_crtc *crtc, int zpos)
writel(val, ctx->regs + VIDWx_BUF_START(win, 0));
/* buffer end address */
- size = win_data->fb_width * win_data->ovl_height * (win_data->bpp >> 3);
+ size = win_data->fb_pitch * win_data->ovl_height * (win_data->bpp >> 3);
val = (unsigned long)(win_data->dma_addr + size);
writel(val, ctx->regs + VIDWx_BUF_END(win, 0));
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 3518bc4654c5..2e3bc57ea50e 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -55,6 +55,7 @@ struct hdmi_win_data {
unsigned int fb_x;
unsigned int fb_y;
unsigned int fb_width;
+ unsigned int fb_pitch;
unsigned int fb_height;
unsigned int src_width;
unsigned int src_height;
@@ -438,7 +439,7 @@ static void vp_video_buffer(struct mixer_context *ctx, int win)
} else {
luma_addr[0] = win_data->dma_addr;
chroma_addr[0] = win_data->dma_addr
- + (win_data->fb_width * win_data->fb_height);
+ + (win_data->fb_pitch * win_data->fb_height);
}
if (win_data->scan_flags & DRM_MODE_FLAG_INTERLACE) {
@@ -447,8 +448,8 @@ static void vp_video_buffer(struct mixer_context *ctx, int win)
luma_addr[1] = luma_addr[0] + 0x40;
chroma_addr[1] = chroma_addr[0] + 0x40;
} else {
- luma_addr[1] = luma_addr[0] + win_data->fb_width;
- chroma_addr[1] = chroma_addr[0] + win_data->fb_width;
+ luma_addr[1] = luma_addr[0] + win_data->fb_pitch;
+ chroma_addr[1] = chroma_addr[0] + win_data->fb_pitch;
}
} else {
ctx->interlace = false;
@@ -469,10 +470,10 @@ static void vp_video_buffer(struct mixer_context *ctx, int win)
vp_reg_writemask(res, VP_MODE, val, VP_MODE_FMT_MASK);
/* setting size of input image */
- vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(win_data->fb_width) |
+ vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(win_data->fb_pitch) |
VP_IMG_VSIZE(win_data->fb_height));
/* chroma height has to reduced by 2 to avoid chroma distorions */
- vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(win_data->fb_width) |
+ vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(win_data->fb_pitch) |
VP_IMG_VSIZE(win_data->fb_height / 2));
vp_reg_write(res, VP_SRC_WIDTH, win_data->src_width);
@@ -559,7 +560,7 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win)
/* converting dma address base and source offset */
dma_addr = win_data->dma_addr
+ (win_data->fb_x * win_data->bpp >> 3)
- + (win_data->fb_y * win_data->fb_width * win_data->bpp >> 3);
+ + (win_data->fb_y * win_data->fb_pitch);
src_x_offset = 0;
src_y_offset = 0;
@@ -576,7 +577,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win)
MXR_GRP_CFG_FORMAT_VAL(fmt), MXR_GRP_CFG_FORMAT_MASK);
/* setup geometry */
- mixer_reg_write(res, MXR_GRAPHIC_SPAN(win), win_data->fb_width);
+ mixer_reg_write(res, MXR_GRAPHIC_SPAN(win),
+ win_data->fb_pitch / (win_data->bpp >> 3));
/* setup display size */
if (ctx->mxr_ver == MXR_VER_128_0_0_184 &&
@@ -961,6 +963,7 @@ static void mixer_win_mode_set(struct exynos_drm_crtc *crtc,
win_data->fb_y = plane->fb_y;
win_data->fb_width = plane->fb_width;
win_data->fb_height = plane->fb_height;
+ win_data->fb_pitch = plane->pitch;
win_data->src_width = plane->src_width;
win_data->src_height = plane->src_height;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 5b205863b659..27ea6bdebce7 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2737,24 +2737,11 @@ i915_gem_retire_requests_ring(struct intel_engine_cs *ring)
WARN_ON(i915_verify_lists(ring->dev));
- /* Move any buffers on the active list that are no longer referenced
- * by the ringbuffer to the flushing/inactive lists as appropriate,
- * before we free the context associated with the requests.
+ /* Retire requests first as we use it above for the early return.
+ * If we retire requests last, we may use a later seqno and so clear
+ * the requests lists without clearing the active list, leading to
+ * confusion.
*/
- while (!list_empty(&ring->active_list)) {
- struct drm_i915_gem_object *obj;
-
- obj = list_first_entry(&ring->active_list,
- struct drm_i915_gem_object,
- ring_list);
-
- if (!i915_gem_request_completed(obj->last_read_req, true))
- break;
-
- i915_gem_object_move_to_inactive(obj);
- }
-
-
while (!list_empty(&ring->request_list)) {
struct drm_i915_gem_request *request;
struct intel_ringbuffer *ringbuf;
@@ -2789,6 +2776,23 @@ i915_gem_retire_requests_ring(struct intel_engine_cs *ring)
i915_gem_free_request(request);
}
+ /* Move any buffers on the active list that are no longer referenced
+ * by the ringbuffer to the flushing/inactive lists as appropriate,
+ * before we free the context associated with the requests.
+ */
+ while (!list_empty(&ring->active_list)) {
+ struct drm_i915_gem_object *obj;
+
+ obj = list_first_entry(&ring->active_list,
+ struct drm_i915_gem_object,
+ ring_list);
+
+ if (!i915_gem_request_completed(obj->last_read_req, true))
+ break;
+
+ i915_gem_object_move_to_inactive(obj);
+ }
+
if (unlikely(ring->trace_irq_req &&
i915_gem_request_completed(ring->trace_irq_req, true))) {
ring->irq_put(ring);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index b773368fc62c..38a742532c4f 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -1487,7 +1487,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
goto err;
}
- if (i915_needs_cmd_parser(ring)) {
+ if (i915_needs_cmd_parser(ring) && args->batch_len) {
batch_obj = i915_gem_execbuffer_parse(ring,
&shadow_exec_entry,
eb,
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 6d22128d97b1..f75173c20f47 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2438,8 +2438,15 @@ intel_find_plane_obj(struct intel_crtc *intel_crtc,
if (!intel_crtc->base.primary->fb)
return;
- if (intel_alloc_plane_obj(intel_crtc, plane_config))
+ if (intel_alloc_plane_obj(intel_crtc, plane_config)) {
+ struct drm_plane *primary = intel_crtc->base.primary;
+
+ primary->state->crtc = &intel_crtc->base;
+ primary->crtc = &intel_crtc->base;
+ update_state_fb(primary);
+
return;
+ }
kfree(intel_crtc->base.primary->fb);
intel_crtc->base.primary->fb = NULL;
@@ -2462,11 +2469,15 @@ intel_find_plane_obj(struct intel_crtc *intel_crtc,
continue;
if (i915_gem_obj_ggtt_offset(obj) == plane_config->base) {
+ struct drm_plane *primary = intel_crtc->base.primary;
+
if (obj->tiling_mode != I915_TILING_NONE)
dev_priv->preserve_bios_swizzle = true;
drm_framebuffer_reference(c->primary->fb);
- intel_crtc->base.primary->fb = c->primary->fb;
+ primary->fb = c->primary->fb;
+ primary->state->crtc = &intel_crtc->base;
+ primary->crtc = &intel_crtc->base;
obj->frontbuffer_bits |= INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe);
break;
}
@@ -6663,7 +6674,6 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
plane_config->size);
crtc->base.primary->fb = fb;
- update_state_fb(crtc->base.primary);
}
static void chv_crtc_clock_get(struct intel_crtc *crtc,
@@ -7704,7 +7714,6 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc,
plane_config->size);
crtc->base.primary->fb = fb;
- update_state_fb(crtc->base.primary);
return;
error:
@@ -7798,7 +7807,6 @@ ironlake_get_initial_plane_config(struct intel_crtc *crtc,
plane_config->size);
crtc->base.primary->fb = fb;
- update_state_fb(crtc->base.primary);
}
static bool ironlake_get_pipe_config(struct intel_crtc *crtc,
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 0a52c44ad03d..9c5451c97942 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1322,7 +1322,7 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data,
drm_modeset_lock_all(dev);
plane = drm_plane_find(dev, set->plane_id);
- if (!plane) {
+ if (!plane || plane->type != DRM_PLANE_TYPE_OVERLAY) {
ret = -ENOENT;
goto out_unlock;
}
@@ -1349,7 +1349,7 @@ int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
drm_modeset_lock_all(dev);
plane = drm_plane_find(dev, get->plane_id);
- if (!plane) {
+ if (!plane || plane->type != DRM_PLANE_TYPE_OVERLAY) {
ret = -ENOENT;
goto out_unlock;
}
diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h
index c648e1996dab..243a36c93b8f 100644
--- a/drivers/gpu/drm/radeon/cikd.h
+++ b/drivers/gpu/drm/radeon/cikd.h
@@ -2129,6 +2129,7 @@
#define VCE_UENC_REG_CLOCK_GATING 0x207c0
#define VCE_SYS_INT_EN 0x21300
# define VCE_SYS_INT_TRAP_INTERRUPT_EN (1 << 3)
+#define VCE_LMI_VCPU_CACHE_40BIT_BAR 0x2145c
#define VCE_LMI_CTRL2 0x21474
#define VCE_LMI_CTRL 0x21498
#define VCE_LMI_VM_CTRL 0x214a0
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 5587603b4a89..33d5a4f4eebd 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1565,6 +1565,7 @@ struct radeon_dpm {
int new_active_crtc_count;
u32 current_active_crtcs;
int current_active_crtc_count;
+ bool single_display;
struct radeon_dpm_dynamic_state dyn_state;
struct radeon_dpm_fan fan;
u32 tdp_limit;
diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index 63ccb8fa799c..d27e4ccb848c 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -76,7 +76,7 @@ static bool igp_read_bios_from_vram(struct radeon_device *rdev)
static bool radeon_read_bios(struct radeon_device *rdev)
{
- uint8_t __iomem *bios;
+ uint8_t __iomem *bios, val1, val2;
size_t size;
rdev->bios = NULL;
@@ -86,15 +86,19 @@ static bool radeon_read_bios(struct radeon_device *rdev)
return false;
}
- if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) {
+ val1 = readb(&bios[0]);
+ val2 = readb(&bios[1]);
+
+ if (size == 0 || val1 != 0x55 || val2 != 0xaa) {
pci_unmap_rom(rdev->pdev, bios);
return false;
}
- rdev->bios = kmemdup(bios, size, GFP_KERNEL);
+ rdev->bios = kzalloc(size, GFP_KERNEL);
if (rdev->bios == NULL) {
pci_unmap_rom(rdev->pdev, bios);
return false;
}
+ memcpy_fromio(rdev->bios, bios, size);
pci_unmap_rom(rdev->pdev, bios);
return true;
}
diff --git a/drivers/gpu/drm/radeon/radeon_mn.c b/drivers/gpu/drm/radeon/radeon_mn.c
index a69bd441dd2d..572b4dbec186 100644
--- a/drivers/gpu/drm/radeon/radeon_mn.c
+++ b/drivers/gpu/drm/radeon/radeon_mn.c
@@ -122,7 +122,6 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn,
it = interval_tree_iter_first(&rmn->objects, start, end);
while (it) {
struct radeon_bo *bo;
- struct fence *fence;
int r;
bo = container_of(it, struct radeon_bo, mn_it);
@@ -134,12 +133,10 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn,
continue;
}
- fence = reservation_object_get_excl(bo->tbo.resv);
- if (fence) {
- r = radeon_fence_wait((struct radeon_fence *)fence, false);
- if (r)
- DRM_ERROR("(%d) failed to wait for user bo\n", r);
- }
+ r = reservation_object_wait_timeout_rcu(bo->tbo.resv, true,
+ false, MAX_SCHEDULE_TIMEOUT);
+ if (r)
+ DRM_ERROR("(%d) failed to wait for user bo\n", r);
radeon_ttm_placement_from_domain(bo, RADEON_GEM_DOMAIN_CPU);
r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 33cf4108386d..c1ba83a8dd8c 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -837,12 +837,8 @@ static void radeon_dpm_thermal_work_handler(struct work_struct *work)
radeon_pm_compute_clocks(rdev);
}
-static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev,
- enum radeon_pm_state_type dpm_state)
+static bool radeon_dpm_single_display(struct radeon_device *rdev)
{
- int i;
- struct radeon_ps *ps;
- u32 ui_class;
bool single_display = (rdev->pm.dpm.new_active_crtc_count < 2) ?
true : false;
@@ -858,6 +854,17 @@ static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev,
if (single_display && (r600_dpm_get_vrefresh(rdev) >= 120))
single_display = false;
+ return single_display;
+}
+
+static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev,
+ enum radeon_pm_state_type dpm_state)
+{
+ int i;
+ struct radeon_ps *ps;
+ u32 ui_class;
+ bool single_display = radeon_dpm_single_display(rdev);
+
/* certain older asics have a separare 3D performance state,
* so try that first if the user selected performance
*/
@@ -983,6 +990,7 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
struct radeon_ps *ps;
enum radeon_pm_state_type dpm_state;
int ret;
+ bool single_display = radeon_dpm_single_display(rdev);
/* if dpm init failed */
if (!rdev->pm.dpm_enabled)
@@ -1007,6 +1015,9 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
/* vce just modifies an existing state so force a change */
if (ps->vce_active != rdev->pm.dpm.vce_active)
goto force;
+ /* user has made a display change (such as timing) */
+ if (rdev->pm.dpm.single_display != single_display)
+ goto force;
if ((rdev->family < CHIP_BARTS) || (rdev->flags & RADEON_IS_IGP)) {
/* for pre-BTC and APUs if the num crtcs changed but state is the same,
* all we need to do is update the display configuration.
@@ -1069,6 +1080,7 @@ force:
rdev->pm.dpm.current_active_crtcs = rdev->pm.dpm.new_active_crtcs;
rdev->pm.dpm.current_active_crtc_count = rdev->pm.dpm.new_active_crtc_count;
+ rdev->pm.dpm.single_display = single_display;
/* wait for the rings to drain */
for (i = 0; i < RADEON_NUM_RINGS; i++) {
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 2456f69efd23..8c7872339c2a 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -495,7 +495,7 @@ static int radeon_debugfs_ring_info(struct seq_file *m, void *data)
seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw);
seq_printf(m, "%u dwords in ring\n", count);
- if (!ring->ready)
+ if (!ring->ring)
return 0;
/* print 8 dw before current rptr as often it's the last executed
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index d02aa1d0f588..b292aca0f342 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -598,6 +598,10 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
enum dma_data_direction direction = write ?
DMA_BIDIRECTIONAL : DMA_TO_DEVICE;
+ /* double check that we don't free the table twice */
+ if (!ttm->sg->sgl)
+ return;
+
/* free the sg table and pages again */
dma_unmap_sg(rdev->dev, ttm->sg->sgl, ttm->sg->nents, direction);
diff --git a/drivers/gpu/drm/radeon/vce_v2_0.c b/drivers/gpu/drm/radeon/vce_v2_0.c
index 1ac7bb825a1b..fbbe78fbd087 100644
--- a/