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-rw-r--r--include/acpi/acbuffer.h2
-rw-r--r--include/acpi/acconfig.h2
-rw-r--r--include/acpi/acexcep.h2
-rw-r--r--include/acpi/acnames.h2
-rw-r--r--include/acpi/acoutput.h2
-rw-r--r--include/acpi/acpi.h2
-rw-r--r--include/acpi/acpi_bus.h65
-rw-r--r--include/acpi/acpiosxf.h2
-rw-r--r--include/acpi/acpixf.h4
-rw-r--r--include/acpi/acrestyp.h2
-rw-r--r--include/acpi/actbl.h2
-rw-r--r--include/acpi/actbl1.h18
-rw-r--r--include/acpi/actbl2.h175
-rw-r--r--include/acpi/actbl3.h2
-rw-r--r--include/acpi/actypes.h23
-rw-r--r--include/acpi/acuuid.h2
-rw-r--r--include/acpi/apei.h6
-rw-r--r--include/acpi/cppc_acpi.h13
-rw-r--r--include/acpi/ghes.h2
-rw-r--r--include/acpi/platform/acenv.h2
-rw-r--r--include/acpi/platform/acenvex.h2
-rw-r--r--include/acpi/platform/acgcc.h2
-rw-r--r--include/acpi/platform/acgccex.h2
-rw-r--r--include/acpi/platform/acintel.h2
-rw-r--r--include/acpi/platform/aclinux.h7
-rw-r--r--include/acpi/platform/aclinuxex.h2
-rw-r--r--include/acpi/processor.h9
-rw-r--r--include/acpi/video.h9
-rw-r--r--include/asm-generic/Kbuild1
-rw-r--r--include/asm-generic/access_ok.h48
-rw-r--r--include/asm-generic/archrandom.h15
-rw-r--r--include/asm-generic/barrier.h10
-rw-r--r--include/asm-generic/bitops.h1
-rw-r--r--include/asm-generic/bitops/atomic.h6
-rw-r--r--include/asm-generic/bitops/find.h188
-rw-r--r--include/asm-generic/bitops/generic-non-atomic.h175
-rw-r--r--include/asm-generic/bitops/instrumented-atomic.h12
-rw-r--r--include/asm-generic/bitops/instrumented-non-atomic.h49
-rw-r--r--include/asm-generic/bitops/le.h64
-rw-r--r--include/asm-generic/bitops/non-atomic.h122
-rw-r--r--include/asm-generic/bitops/non-instrumented-non-atomic.h17
-rw-r--r--include/asm-generic/bug.h27
-rw-r--r--include/asm-generic/cacheflush.h14
-rw-r--r--include/asm-generic/compat.h118
-rw-r--r--include/asm-generic/export.h22
-rw-r--r--include/asm-generic/futex.h31
-rw-r--r--include/asm-generic/hugetlb.h28
-rw-r--r--include/asm-generic/hyperv-tlfs.h49
-rw-r--r--include/asm-generic/io.h136
-rw-r--r--include/asm-generic/mshyperv.h16
-rw-r--r--include/asm-generic/pci.h39
-rw-r--r--include/asm-generic/pci_iomap.h2
-rw-r--r--include/asm-generic/pgalloc.h24
-rw-r--r--include/asm-generic/pgtable-nopmd.h2
-rw-r--r--include/asm-generic/qrwlock.h32
-rw-r--r--include/asm-generic/qrwlock_types.h2
-rw-r--r--include/asm-generic/qspinlock.h29
-rw-r--r--include/asm-generic/sections.h22
-rw-r--r--include/asm-generic/signal.h2
-rw-r--r--include/asm-generic/softirq_stack.h2
-rw-r--r--include/asm-generic/spinlock.h94
-rw-r--r--include/asm-generic/spinlock_types.h17
-rw-r--r--include/asm-generic/syscall.h2
-rw-r--r--include/asm-generic/termios-base.h78
-rw-r--r--include/asm-generic/termios.h108
-rw-r--r--include/asm-generic/tlb.h96
-rw-r--r--include/asm-generic/uaccess.h46
-rw-r--r--include/asm-generic/unaligned.h26
-rw-r--r--include/asm-generic/vmlinux.lds.h98
-rw-r--r--include/asm-generic/xor.h84
-rw-r--r--include/clocksource/arm_arch_timer.h1
-rw-r--r--include/clocksource/timer-goldfish.h31
-rw-r--r--include/clocksource/timer-ti-dm.h256
-rw-r--r--include/clocksource/timer-xilinx.h73
-rw-r--r--include/crypto/algapi.h10
-rw-r--r--include/crypto/aria.h458
-rw-r--r--include/crypto/asym_tpm_subtype.h19
-rw-r--r--include/crypto/blake2s.h3
-rw-r--r--include/crypto/dh.h26
-rw-r--r--include/crypto/hash.h2
-rw-r--r--include/crypto/internal/aead.h25
-rw-r--r--include/crypto/internal/blake2s.h98
-rw-r--r--include/crypto/internal/kpp.h158
-rw-r--r--include/crypto/kpp.h2
-rw-r--r--include/crypto/polyval.h22
-rw-r--r--include/crypto/scatterwalk.h6
-rw-r--r--include/crypto/sm3.h34
-rw-r--r--include/crypto/sm4.h4
-rw-r--r--include/drm/bridge/dw_hdmi.h11
-rw-r--r--include/drm/bridge/dw_mipi_dsi.h4
-rw-r--r--include/drm/display/drm_dp.h (renamed from include/drm/drm_dp_helper.h)717
-rw-r--r--include/drm/display/drm_dp_aux_bus.h (renamed from include/drm/drm_dp_aux_bus.h)34
-rw-r--r--include/drm/display/drm_dp_dual_mode_helper.h (renamed from include/drm/drm_dp_dual_mode_helper.h)0
-rw-r--r--include/drm/display/drm_dp_helper.h766
-rw-r--r--include/drm/display/drm_dp_mst_helper.h (renamed from include/drm/drm_dp_mst_helper.h)239
-rw-r--r--include/drm/display/drm_dsc.h (renamed from include/drm/drm_dsc.h)8
-rw-r--r--include/drm/display/drm_dsc_helper.h20
-rw-r--r--include/drm/display/drm_hdcp.h (renamed from include/drm/drm_hdcp.h)14
-rw-r--r--include/drm/display/drm_hdcp_helper.h22
-rw-r--r--include/drm/display/drm_hdmi_helper.h27
-rw-r--r--include/drm/display/drm_scdc.h (renamed from include/drm/drm_scdc_helper.h)52
-rw-r--r--include/drm/display/drm_scdc_helper.h79
-rw-r--r--include/drm/drm_atomic.h28
-rw-r--r--include/drm/drm_atomic_helper.h14
-rw-r--r--include/drm/drm_atomic_uapi.h2
-rw-r--r--include/drm/drm_bridge.h34
-rw-r--r--include/drm/drm_buddy.h159
-rw-r--r--include/drm/drm_cache.h14
-rw-r--r--include/drm/drm_client.h7
-rw-r--r--include/drm/drm_connector.h68
-rw-r--r--include/drm/drm_crtc.h38
-rw-r--r--include/drm/drm_displayid.h6
-rw-r--r--include/drm/drm_edid.h74
-rw-r--r--include/drm/drm_encoder.h6
-rw-r--r--include/drm/drm_encoder_slave.h2
-rw-r--r--include/drm/drm_fb_dma_helper.h (renamed from include/drm/drm_fb_cma_helper.h)10
-rw-r--r--include/drm/drm_fb_helper.h4
-rw-r--r--include/drm/drm_file.h11
-rw-r--r--include/drm/drm_format_helper.h66
-rw-r--r--include/drm/drm_fourcc.h4
-rw-r--r--include/drm/drm_framebuffer.h8
-rw-r--r--include/drm/drm_gem.h94
-rw-r--r--include/drm/drm_gem_atomic_helper.h6
-rw-r--r--include/drm/drm_gem_dma_helper.h (renamed from include/drm/drm_gem_cma_helper.h)160
-rw-r--r--include/drm/drm_gem_framebuffer_helper.h12
-rw-r--r--include/drm/drm_gem_shmem_helper.h16
-rw-r--r--include/drm/drm_gem_ttm_helper.h6
-rw-r--r--include/drm/drm_gem_vram_helper.h9
-rw-r--r--include/drm/drm_managed.h3
-rw-r--r--include/drm/drm_mipi_dbi.h12
-rw-r--r--include/drm/drm_mipi_dsi.h23
-rw-r--r--include/drm/drm_mode_config.h18
-rw-r--r--include/drm/drm_mode_object.h7
-rw-r--r--include/drm/drm_modes.h45
-rw-r--r--include/drm/drm_modeset_helper_vtables.h2
-rw-r--r--include/drm/drm_modeset_lock.h1
-rw-r--r--include/drm/drm_module.h125
-rw-r--r--include/drm/drm_of.h22
-rw-r--r--include/drm/drm_panel.h17
-rw-r--r--include/drm/drm_plane.h61
-rw-r--r--include/drm/drm_plane_helper.h40
-rw-r--r--include/drm/drm_prime.h6
-rw-r--r--include/drm/drm_print.h78
-rw-r--r--include/drm/drm_privacy_screen_driver.h13
-rw-r--r--include/drm/drm_probe_helper.h12
-rw-r--r--include/drm/drm_rect.h16
-rw-r--r--include/drm/drm_writeback.h11
-rw-r--r--include/drm/gpu_scheduler.h26
-rw-r--r--include/drm/i915_drm.h3
-rw-r--r--include/drm/i915_mei_hdcp_interface.h2
-rw-r--r--include/drm/i915_pciids.h75
-rw-r--r--include/drm/intel-gtt.h24
-rw-r--r--include/drm/ttm/ttm_bo_api.h167
-rw-r--r--include/drm/ttm/ttm_bo_driver.h42
-rw-r--r--include/drm/ttm/ttm_device.h11
-rw-r--r--include/drm/ttm/ttm_kmap_iter.h10
-rw-r--r--include/drm/ttm/ttm_resource.h152
-rw-r--r--include/drm/ttm/ttm_tt.h4
-rw-r--r--include/dt-bindings/ata/ahci.h20
-rw-r--r--include/dt-bindings/clock/alphascale,asm9260.h2
-rw-r--r--include/dt-bindings/clock/am3.h93
-rw-r--r--include/dt-bindings/clock/am4.h98
-rw-r--r--include/dt-bindings/clock/aspeed-clock.h1
-rw-r--r--include/dt-bindings/clock/ast2600-clock.h1
-rw-r--r--include/dt-bindings/clock/at91.h2
-rw-r--r--include/dt-bindings/clock/axis,artpec6-clkctrl.h2
-rw-r--r--include/dt-bindings/clock/bcm21664.h10
-rw-r--r--include/dt-bindings/clock/bcm281xx.h10
-rw-r--r--include/dt-bindings/clock/boston-clock.h3
-rw-r--r--include/dt-bindings/clock/cirrus,cs2000-cp.h14
-rw-r--r--include/dt-bindings/clock/dra7.h182
-rw-r--r--include/dt-bindings/clock/efm32-cmu.h43
-rw-r--r--include/dt-bindings/clock/en7523-clk.h17
-rw-r--r--include/dt-bindings/clock/exynos4.h4
-rw-r--r--include/dt-bindings/clock/exynos5250.h4
-rw-r--r--include/dt-bindings/clock/exynos7885.h151
-rw-r--r--include/dt-bindings/clock/exynos850.h188
-rw-r--r--include/dt-bindings/clock/fsd-clk.h150
-rw-r--r--include/dt-bindings/clock/imx8mm-clock.h1
-rw-r--r--include/dt-bindings/clock/imx8mn-clock.h16
-rw-r--r--include/dt-bindings/clock/imx8mp-clock.h10
-rw-r--r--include/dt-bindings/clock/imx93-clock.h208
-rw-r--r--include/dt-bindings/clock/imxrt1050-clock.h72
-rw-r--r--include/dt-bindings/clock/ingenic,jz4760-cgu.h2
-rw-r--r--include/dt-bindings/clock/ingenic,jz4770-cgu.h1
-rw-r--r--include/dt-bindings/clock/lochnagar.h (renamed from include/dt-bindings/clk/lochnagar.h)0
-rw-r--r--include/dt-bindings/clock/marvell,mmp2.h4
-rw-r--r--include/dt-bindings/clock/marvell,pxa168.h10
-rw-r--r--include/dt-bindings/clock/marvell,pxa910.h4
-rw-r--r--include/dt-bindings/clock/mediatek,mt6795-clk.h275
-rw-r--r--include/dt-bindings/clock/mediatek,mt8365-clk.h373
-rw-r--r--include/dt-bindings/clock/microchip,lan966x.h34
-rw-r--r--include/dt-bindings/clock/microchip,mpfs-clock.h71
-rw-r--r--include/dt-bindings/clock/mt7986-clk.h169
-rw-r--r--include/dt-bindings/clock/mt8186-clk.h445
-rw-r--r--include/dt-bindings/clock/mt8195-clk.h4
-rw-r--r--include/dt-bindings/clock/nuvoton,npcm7xx-clock.h2
-rw-r--r--include/dt-bindings/clock/nuvoton,npcm845-clk.h49
-rw-r--r--include/dt-bindings/clock/qcom,dispcc-qcm2290.h34
-rw-r--r--include/dt-bindings/clock/qcom,dispcc-sm6125.h41
-rw-r--r--include/dt-bindings/clock/qcom,dispcc-sm6350.h48
l---------include/dt-bindings/clock/qcom,dispcc-sm8350.h1
-rw-r--r--include/dt-bindings/clock/qcom,gcc-ipq806x.h5
-rw-r--r--include/dt-bindings/clock/qcom,gcc-ipq8074.h4
-rw-r--r--include/dt-bindings/clock/qcom,gcc-msm8909.h218
-rw-r--r--include/dt-bindings/clock/qcom,gcc-msm8939.h1
-rw-r--r--include/dt-bindings/clock/qcom,gcc-msm8976.h241
-rw-r--r--include/dt-bindings/clock/qcom,gcc-msm8998.h4
-rw-r--r--include/dt-bindings/clock/qcom,gcc-sc8280xp.h496
-rw-r--r--include/dt-bindings/clock/qcom,gcc-sdm845.h1
-rw-r--r--include/dt-bindings/clock/qcom,gcc-sm8150.h5
-rw-r--r--include/dt-bindings/clock/qcom,gpucc-sc8280xp.h35
-rw-r--r--include/dt-bindings/clock/qcom,gpucc-sm6350.h37
-rw-r--r--include/dt-bindings/clock/qcom,gpucc-sm8350.h52
-rw-r--r--include/dt-bindings/clock/qcom,lcc-ipq806x.h2
-rw-r--r--include/dt-bindings/clock/qcom,lpassaudiocc-sc7280.h48
-rw-r--r--include/dt-bindings/clock/qcom,lpasscorecc-sc7280.h28
-rw-r--r--include/dt-bindings/clock/qcom,rpmcc.h3
-rw-r--r--include/dt-bindings/clock/qcom,sm6115-dispcc.h36
-rw-r--r--include/dt-bindings/clock/qcom,sm6375-gcc.h234
-rw-r--r--include/dt-bindings/clock/qcom,sm8450-camcc.h159
-rw-r--r--include/dt-bindings/clock/qcom,sm8450-dispcc.h103
-rw-r--r--include/dt-bindings/clock/r8a779g0-cpg-mssr.h90
-rw-r--r--include/dt-bindings/clock/r9a06g032-sysctrl.h1
-rw-r--r--include/dt-bindings/clock/r9a07g043-cpg.h204
-rw-r--r--include/dt-bindings/clock/r9a07g054-cpg.h229
-rw-r--r--include/dt-bindings/clock/r9a09g011-cpg.h352
-rw-r--r--include/dt-bindings/clock/rockchip,rv1126-cru.h632
-rw-r--r--include/dt-bindings/clock/samsung,exynosautov9.h367
-rw-r--r--include/dt-bindings/clock/sifive-fu540-prci.h8
-rw-r--r--include/dt-bindings/clock/sifive-fu740-prci.h18
-rw-r--r--include/dt-bindings/clock/sprd,ums512-clk.h397
-rw-r--r--include/dt-bindings/clock/starfive-jh7100-audio.h41
-rw-r--r--include/dt-bindings/clock/ste-db8500-clkout.h17
-rw-r--r--include/dt-bindings/clock/stm32fx-clock.h4
-rw-r--r--include/dt-bindings/clock/stm32mp1-clks.h46
-rw-r--r--include/dt-bindings/clock/stm32mp13-clks.h229
-rw-r--r--include/dt-bindings/clock/stratix10-clock.h2
-rw-r--r--include/dt-bindings/clock/sun20i-d1-ccu.h156
-rw-r--r--include/dt-bindings/clock/sun20i-d1-r-ccu.h19
-rw-r--r--include/dt-bindings/clock/sun50i-h6-r-ccu.h1
-rw-r--r--include/dt-bindings/clock/sun50i-h616-ccu.h1
-rw-r--r--include/dt-bindings/clock/sun6i-rtc.h10
-rw-r--r--include/dt-bindings/clock/sunplus,sp7021-clkc.h88
-rw-r--r--include/dt-bindings/clock/tegra234-clock.h246
-rw-r--r--include/dt-bindings/clock/ti-dra7-atl.h10
-rw-r--r--include/dt-bindings/clock/toshiba,tmpv770x.h181
-rw-r--r--include/dt-bindings/clock/versaclock.h (renamed from include/dt-bindings/clk/versaclock.h)0
-rw-r--r--include/dt-bindings/firmware/imx/rsrc.h7
-rw-r--r--include/dt-bindings/gce/mt8186-gce.h421
-rw-r--r--include/dt-bindings/gpio/gpio.h3
-rw-r--r--include/dt-bindings/gpio/meson-s4-gpio.h99
-rw-r--r--include/dt-bindings/iio/adc/at91-sama5d2_adc.h3
-rw-r--r--include/dt-bindings/iio/adc/mediatek,mt6370_adc.h18
-rw-r--r--include/dt-bindings/iio/addac/adi,ad74413r.h21
-rw-r--r--include/dt-bindings/interconnect/fsl,imx8mp.h59
-rw-r--r--include/dt-bindings/interconnect/qcom,msm8996.h163
-rw-r--r--include/dt-bindings/interconnect/qcom,qcm2290.h94
-rw-r--r--include/dt-bindings/interconnect/qcom,sc8180x.h7
-rw-r--r--include/dt-bindings/interconnect/qcom,sc8280xp.h232
-rw-r--r--include/dt-bindings/interconnect/qcom,sdx65.h67
-rw-r--r--include/dt-bindings/interconnect/qcom,sm6350.h148
-rw-r--r--include/dt-bindings/interconnect/qcom,sm8450.h171
-rw-r--r--include/dt-bindings/interrupt-controller/apple-aic.h2
-rw-r--r--include/dt-bindings/interrupt-controller/irqc-rzg2l.h25
-rw-r--r--include/dt-bindings/leds/common.h7
-rw-r--r--include/dt-bindings/mailbox/qcom-ipcc.h3
-rw-r--r--include/dt-bindings/mailbox/tegra186-hsp.h5
-rw-r--r--include/dt-bindings/memory/mt6795-larb-port.h95
-rw-r--r--include/dt-bindings/memory/mt8186-memory-port.h217
-rw-r--r--include/dt-bindings/memory/mt8195-memory-port.h408
-rw-r--r--include/dt-bindings/memory/mtk-memory-port.h2
-rw-r--r--include/dt-bindings/memory/tegra234-mc.h111
-rw-r--r--include/dt-bindings/mfd/cros_ec.h18
-rw-r--r--include/dt-bindings/mux/ti-serdes.h22
-rw-r--r--include/dt-bindings/net/pcs-rzn1-miic.h33
-rw-r--r--include/dt-bindings/nvmem/microchip,sama7g5-otpc.h12
-rw-r--r--include/dt-bindings/phy/phy-cadence.h9
-rw-r--r--include/dt-bindings/phy/phy-imx8-pcie.h14
-rw-r--r--include/dt-bindings/phy/phy-lan966x-serdes.h14
-rw-r--r--include/dt-bindings/phy/phy.h1
-rw-r--r--include/dt-bindings/pinctrl/hisi.h10
-rw-r--r--include/dt-bindings/pinctrl/k3.h12
-rw-r--r--include/dt-bindings/pinctrl/keystone.h10
-rw-r--r--include/dt-bindings/pinctrl/mediatek,mt8188-pinfunc.h1280
-rw-r--r--include/dt-bindings/pinctrl/mt6795-pinfunc.h908
-rw-r--r--include/dt-bindings/pinctrl/mt8186-pinfunc.h1174
-rw-r--r--include/dt-bindings/pinctrl/pinctrl-starfive-jh7100.h (renamed from include/dt-bindings/pinctrl/pinctrl-starfive.h)6
-rw-r--r--include/dt-bindings/pinctrl/r7s9210-pinctrl.h2
-rw-r--r--include/dt-bindings/pinctrl/rzg2l-pinctrl.h2
-rw-r--r--include/dt-bindings/pinctrl/rzv2m-pinctrl.h23
-rw-r--r--include/dt-bindings/pinctrl/samsung.h7
-rw-r--r--include/dt-bindings/pinctrl/sppctl-sp7021.h179
-rw-r--r--include/dt-bindings/pinctrl/sppctl.h31
-rw-r--r--include/dt-bindings/power/fsl,imx93-power.h15
-rw-r--r--include/dt-bindings/power/imx8mp-power.h59
-rw-r--r--include/dt-bindings/power/imx8mq-power.h3
-rw-r--r--include/dt-bindings/power/meson-s4-power.h19
-rw-r--r--include/dt-bindings/power/mt6795-power.h16
-rw-r--r--include/dt-bindings/power/mt6797-power.h9
-rw-r--r--include/dt-bindings/power/mt8186-power.h32
-rw-r--r--include/dt-bindings/power/mt8195-power.h46
-rw-r--r--include/dt-bindings/power/qcom-rpmpd.h50
-rw-r--r--include/dt-bindings/power/r8a779g0-sysc.h45
-rw-r--r--include/dt-bindings/power/rk3588-power.h69
-rw-r--r--include/dt-bindings/power/rockchip,rv1126-power.h35
-rw-r--r--include/dt-bindings/power/tegra234-powergate.h24
-rw-r--r--include/dt-bindings/regulator/richtek,rt5190a-regulator.h15
-rw-r--r--include/dt-bindings/regulator/ti,tps62864.h9
-rw-r--r--include/dt-bindings/reset/amlogic,meson-s4-reset.h125
-rw-r--r--include/dt-bindings/reset/bt1-ccu.h9
-rw-r--r--include/dt-bindings/reset/delta,tn48m-reset.h20
-rw-r--r--include/dt-bindings/reset/mediatek,mt6795-resets.h53
-rw-r--r--include/dt-bindings/reset/mt7621-reset.h37
-rw-r--r--include/dt-bindings/reset/mt7986-resets.h55
-rw-r--r--include/dt-bindings/reset/mt8186-resets.h41
-rw-r--r--include/dt-bindings/reset/mt8192-resets.h11
-rw-r--r--include/dt-bindings/reset/mt8195-resets.h9
-rw-r--r--include/dt-bindings/reset/qcom,gcc-ipq806x.h5
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-rw-r--r--include/uapi/linux/pkt_sched.h11
-rw-r--r--include/uapi/linux/prctl.h12
-rw-r--r--include/uapi/linux/psci.h18
-rw-r--r--include/uapi/linux/ptrace.h2
-rw-r--r--include/uapi/linux/raid/md_p.h2
-rw-r--r--include/uapi/linux/random.h2
-rw-r--r--include/uapi/linux/reiserfs_xattr.h2
-rw-r--r--include/uapi/linux/rfkill.h14
-rw-r--r--include/uapi/linux/rkisp1-config.h77
-rw-r--r--include/uapi/linux/romfs_fs.h4
-rw-r--r--include/uapi/linux/rpmsg.h10
-rw-r--r--include/uapi/linux/rseq.h20
-rw-r--r--include/uapi/linux/rtc.h3
-rw-r--r--include/uapi/linux/rtnetlink.h16
-rw-r--r--include/uapi/linux/sctp.h10
-rw-r--r--include/uapi/linux/seccomp.h2
-rw-r--r--include/uapi/linux/sed-opal.h13
-rw-r--r--include/uapi/linux/seg6.h2
-rw-r--r--include/uapi/linux/seg6_iptunnel.h4
-rw-r--r--include/uapi/linux/seg6_local.h24
-rw-r--r--include/uapi/linux/serial.h20
-rw-r--r--include/uapi/linux/serial_core.h10
-rw-r--r--include/uapi/linux/serial_reg.h4
-rw-r--r--include/uapi/linux/sev-guest.h80
-rw-r--r--include/uapi/linux/smc.h16
-rw-r--r--include/uapi/linux/smc_diag.h11
-rw-r--r--include/uapi/linux/snmp.h2
-rw-r--r--include/uapi/linux/socket.h4
-rw-r--r--include/uapi/linux/soundcard.h2
-rw-r--r--include/uapi/linux/spi/spi.h3
-rw-r--r--include/uapi/linux/stat.h4
-rw-r--r--include/uapi/linux/stddef.h4
-rw-r--r--include/uapi/linux/stm.h2
-rw-r--r--include/uapi/linux/swab.h6
-rw-r--r--include/uapi/linux/sysctl.h37
-rw-r--r--include/uapi/linux/target_core_user.h2
-rw-r--r--include/uapi/linux/taskstats.h30
-rw-r--r--include/uapi/linux/tc_act/tc_bpf.h5
-rw-r--r--include/uapi/linux/tc_act/tc_skbedit.h15
-rw-r--r--include/uapi/linux/tc_act/tc_skbmod.h7
-rw-r--r--include/uapi/linux/tc_act/tc_tunnel_key.h5
-rw-r--r--include/uapi/linux/tc_act/tc_vlan.h5
-rw-r--r--include/uapi/linux/tee.h4
-rw-r--r--include/uapi/linux/thermal.h6
-rw-r--r--include/uapi/linux/tipc_config.h28
-rw-r--r--include/uapi/linux/tls.h34
-rw-r--r--include/uapi/linux/tty.h7
-rw-r--r--include/uapi/linux/types.h9
-rw-r--r--include/uapi/linux/ublk_cmd.h233
-rw-r--r--include/uapi/linux/usb/audio.h2
-rw-r--r--include/uapi/linux/usb/cdc.h19
-rw-r--r--include/uapi/linux/usb/ch9.h2
-rw-r--r--include/uapi/linux/usb/raw_gadget.h4
-rw-r--r--include/uapi/linux/usbdevice_fs.h4
-rw-r--r--include/uapi/linux/usbip.h26
-rw-r--r--include/uapi/linux/userfaultfd.h20
-rw-r--r--include/uapi/linux/uuid.h10
-rw-r--r--include/uapi/linux/v4l2-controls.h480
-rw-r--r--include/uapi/linux/vdpa.h18
-rw-r--r--include/uapi/linux/vduse.h47
-rw-r--r--include/uapi/linux/vfio.h552
-rw-r--r--include/uapi/linux/vfio_zdev.h7
-rw-r--r--include/uapi/linux/vhost.h40
-rw-r--r--include/uapi/linux/vhost_types.h17
-rw-r--r--include/uapi/linux/videodev2.h56
-rw-r--r--include/uapi/linux/virtio_9p.h2
-rw-r--r--include/uapi/linux/virtio_blk.h19
-rw-r--r--include/uapi/linux/virtio_config.h13
-rw-r--r--include/uapi/linux/virtio_crypto.h82
-rw-r--r--include/uapi/linux/virtio_ids.h14
-rw-r--r--include/uapi/linux/virtio_iommu.h8
-rw-r--r--include/uapi/linux/virtio_net.h34
-rw-r--r--include/uapi/linux/virtio_pci.h2
-rw-r--r--include/uapi/linux/virtio_ring.h16
-rw-r--r--include/uapi/linux/xfrm.h18
-rw-r--r--include/uapi/misc/fastrpc.h81
-rw-r--r--include/uapi/misc/habanalabs.h1023
-rw-r--r--include/uapi/misc/uacce/hisi_qm.h17
-rw-r--r--include/uapi/mtd/mtd-abi.h68
-rw-r--r--include/uapi/mtd/ubi-user.h8
-rw-r--r--include/uapi/rdma/efa-abi.h4
-rw-r--r--include/uapi/rdma/erdma-abi.h49
-rw-r--r--include/uapi/rdma/hfi/hfi1_user.h2
-rw-r--r--include/uapi/rdma/hns-abi.h2
-rw-r--r--include/uapi/rdma/ib_user_ioctl_verbs.h1
-rw-r--r--include/uapi/rdma/ib_user_verbs.h114
-rw-r--r--include/uapi/rdma/mlx5-abi.h1
-rw-r--r--include/uapi/rdma/mlx5_user_ioctl_cmds.h18
-rw-r--r--include/uapi/rdma/mlx5_user_ioctl_verbs.h1
-rw-r--r--include/uapi/rdma/rdma_user_cm.h2
-rw-r--r--include/uapi/rdma/rdma_user_ioctl_cmds.h2
-rw-r--r--include/uapi/rdma/rdma_user_rxe.h4
-rw-r--r--include/uapi/scsi/fc/fc_els.h18
-rw-r--r--include/uapi/scsi/scsi_bsg_fc.h2
-rw-r--r--include/uapi/scsi/scsi_bsg_mpi3mr.h582
-rw-r--r--include/uapi/scsi/scsi_netlink_fc.h7
-rw-r--r--include/uapi/sound/asequencer.h16
-rw-r--r--include/uapi/sound/asoc.h4
-rw-r--r--include/uapi/sound/asound.h29
-rw-r--r--include/uapi/sound/asound_fm.h15
-rw-r--r--include/uapi/sound/compress_offload.h19
-rw-r--r--include/uapi/sound/compress_params.h44
-rw-r--r--include/uapi/sound/emu10k1.h16
-rw-r--r--include/uapi/sound/firewire.h6
-rw-r--r--include/uapi/sound/hdsp.h14
-rw-r--r--include/uapi/sound/hdspm.h15
-rw-r--r--include/uapi/sound/intel/avs/tokens.h126
-rw-r--r--include/uapi/sound/sb16_csp.h15
-rw-r--r--include/uapi/sound/sfnt_info.h15
-rw-r--r--include/uapi/sound/skl-tplg-interface.h2
-rw-r--r--include/uapi/sound/snd_sst_tokens.h10
-rw-r--r--include/uapi/sound/sof/abi.h4
-rw-r--r--include/uapi/sound/sof/header.h32
-rw-r--r--include/uapi/sound/sof/tokens.h49
-rw-r--r--include/uapi/sound/tlv.h11
-rw-r--r--include/uapi/sound/usb_stream.h16
-rw-r--r--include/uapi/xen/gntdev.h8
-rw-r--r--include/ufs/ufs.h623
-rw-r--r--include/ufs/ufs_quirks.h116
-rw-r--r--include/ufs/ufshcd.h1241
-rw-r--r--include/ufs/ufshci.h506
-rw-r--r--include/ufs/unipro.h316
-rw-r--r--include/video/of_display_timing.h2
-rw-r--r--include/video/radeon.h2
-rw-r--r--include/video/samsung_fimd.h4
-rw-r--r--include/video/vga.h20
-rw-r--r--include/xen/arm/page-coherent.h20
-rw-r--r--include/xen/arm/page.h4
-rw-r--r--include/xen/arm/xen-ops.h18
-rw-r--r--include/xen/balloon.h3
-rw-r--r--include/xen/grant_table.h38
-rw-r--r--include/xen/hvm.h2
-rw-r--r--include/xen/interface/grant_table.h161
-rw-r--r--include/xen/interface/hvm/hvm_op.h19
-rw-r--r--include/xen/interface/io/ring.h19
-rw-r--r--include/xen/interface/io/usbif.h405
-rw-r--r--include/xen/interface/io/vscsiif.h133
-rw-r--r--include/xen/interface/io/xs_wire.h37
-rw-r--r--include/xen/interface/xen.h3
-rw-r--r--include/xen/swiotlb-xen.h2
-rw-r--r--include/xen/xen-ops.h35
-rw-r--r--include/xen/xen.h16
-rw-r--r--include/xen/xenbus.h4
-rw-r--r--include/xen/xenbus_dev.h2
2023 files changed, 92575 insertions, 32936 deletions
diff --git a/include/acpi/acbuffer.h b/include/acpi/acbuffer.h
index 3e8d969b22fe..8cbfcbca7b7e 100644
--- a/include/acpi/acbuffer.h
+++ b/include/acpi/acbuffer.h
@@ -3,7 +3,7 @@
*
* Name: acbuffer.h - Support for buffers returned by ACPI predefined names
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h
index 0362cbb72359..c3ae3ea88e17 100644
--- a/include/acpi/acconfig.h
+++ b/include/acpi/acconfig.h
@@ -3,7 +3,7 @@
*
* Name: acconfig.h - Global configuration constants
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h
index ea3b1c41bc79..28943c900be7 100644
--- a/include/acpi/acexcep.h
+++ b/include/acpi/acexcep.h
@@ -3,7 +3,7 @@
*
* Name: acexcep.h - Exception codes returned by the ACPI subsystem
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h
index 30869ab77fba..6f22e92b1744 100644
--- a/include/acpi/acnames.h
+++ b/include/acpi/acnames.h
@@ -3,7 +3,7 @@
*
* Name: acnames.h - Global names and strings
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h
index 5a3875744678..73781aae2119 100644
--- a/include/acpi/acoutput.h
+++ b/include/acpi/acoutput.h
@@ -3,7 +3,7 @@
*
* Name: acoutput.h -- debug output
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acpi.h b/include/acpi/acpi.h
index 6f6282a862bc..416e59bcf149 100644
--- a/include/acpi/acpi.h
+++ b/include/acpi/acpi.h
@@ -3,7 +3,7 @@
*
* Name: acpi.h - Master public include file used to interface to ACPICA
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 44a3082a92a4..c09d72986968 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -344,8 +344,9 @@ struct acpi_device_physical_node {
struct acpi_device_properties {
const guid_t *guid;
- const union acpi_object *properties;
+ union acpi_object *properties;
struct list_head list;
+ void **bufs;
};
/* ACPI Device Specific Data (_DSD) */
@@ -360,12 +361,10 @@ struct acpi_gpio_mapping;
/* Device */
struct acpi_device {
+ u32 pld_crc;
int device_type;
acpi_handle handle; /* no handle for fixed hardware */
struct fwnode_handle fwnode;
- struct acpi_device *parent;
- struct list_head children;
- struct list_head node;
struct list_head wakeup_list;
struct list_head del_list;
struct acpi_device_status status;
@@ -378,7 +377,6 @@ struct acpi_device {
struct acpi_device_data data;
struct acpi_scan_handler *handler;
struct acpi_hotplug_context *hp;
- struct acpi_driver *driver;
const struct acpi_gpio_mapping *driver_gpios;
void *driver_data;
struct device dev;
@@ -459,6 +457,14 @@ static inline void *acpi_driver_data(struct acpi_device *d)
#define to_acpi_device(d) container_of(d, struct acpi_device, dev)
#define to_acpi_driver(d) container_of(d, struct acpi_driver, drv)
+static inline struct acpi_device *acpi_dev_parent(struct acpi_device *adev)
+{
+ if (adev->dev.parent)
+ return to_acpi_device(adev->dev.parent);
+
+ return NULL;
+}
+
static inline void acpi_set_device_status(struct acpi_device *adev, u32 sta)
{
*((u32 *)&adev->status) = sta;
@@ -479,6 +485,13 @@ void acpi_initialize_hp_context(struct acpi_device *adev,
/* acpi_device.dev.bus == &acpi_bus_type */
extern struct bus_type acpi_bus_type;
+int acpi_bus_for_each_dev(int (*fn)(struct device *, void *), void *data);
+int acpi_dev_for_each_child(struct acpi_device *adev,
+ int (*fn)(struct acpi_device *, void *), void *data);
+int acpi_dev_for_each_child_reverse(struct acpi_device *adev,
+ int (*fn)(struct acpi_device *, void *),
+ void *data);
+
/*
* Events
* ------
@@ -506,8 +519,6 @@ extern int unregister_acpi_notifier(struct notifier_block *);
* External Functions
*/
-int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device);
-struct acpi_device *acpi_fetch_acpi_dev(acpi_handle handle);
acpi_status acpi_bus_get_status_handle(acpi_handle handle,
unsigned long long *sta);
int acpi_bus_get_status(struct acpi_device *device);
@@ -517,9 +528,11 @@ const char *acpi_power_state_string(int state);
int acpi_device_set_power(struct acpi_device *device, int state);
int acpi_bus_init_power(struct acpi_device *device);
int acpi_device_fix_up_power(struct acpi_device *device);
+void acpi_device_fix_up_power_extended(struct acpi_device *adev);
int acpi_bus_update_power(acpi_handle handle, int *state_p);
int acpi_device_update_power(struct acpi_device *device, int *state_p);
bool acpi_bus_power_manageable(acpi_handle handle);
+void acpi_dev_power_up_children_with_adr(struct acpi_device *adev);
int acpi_device_power_add_dependent(struct acpi_device *adev,
struct device *dev);
void acpi_device_power_remove_dependent(struct acpi_device *adev,
@@ -580,14 +593,22 @@ int unregister_acpi_bus_type(struct acpi_bus_type *);
int acpi_bind_one(struct device *dev, struct acpi_device *adev);
int acpi_unbind_one(struct device *dev);
+enum acpi_bridge_type {
+ ACPI_BRIDGE_TYPE_PCIE = 1,
+ ACPI_BRIDGE_TYPE_CXL,
+};
+
struct acpi_pci_root {
struct acpi_device * device;
struct pci_bus *bus;
u16 segment;
+ int bridge_type;
struct resource secondary; /* downstream bus range */
- u32 osc_support_set; /* _OSC state of support bits */
- u32 osc_control_set; /* _OSC state of control bits */
+ u32 osc_support_set; /* _OSC state of support bits */
+ u32 osc_control_set; /* _OSC state of control bits */
+ u32 osc_ext_support_set; /* _OSC state of extended support bits */
+ u32 osc_ext_control_set; /* _OSC state of extended control bits */
phys_addr_t mcfg_addr;
};
@@ -598,8 +619,7 @@ enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev);
int acpi_iommu_fwspec_init(struct device *dev, u32 id,
struct fwnode_handle *fwnode,
const struct iommu_ops *ops);
-int acpi_dma_get_range(struct device *dev, u64 *dma_addr, u64 *offset,
- u64 *size);
+int acpi_dma_get_range(struct device *dev, const struct bus_dma_region **map);
int acpi_dma_configure_id(struct device *dev, enum dev_dma_attr attr,
const u32 *input_id);
static inline int acpi_dma_configure(struct device *dev,
@@ -609,6 +629,8 @@ static inline int acpi_dma_configure(struct device *dev,
}
struct acpi_device *acpi_find_child_device(struct acpi_device *parent,
u64 address, bool check_children);
+struct acpi_device *acpi_find_child_by_adr(struct acpi_device *adev,
+ acpi_bus_address adr);
int acpi_is_root_bridge(acpi_handle);
struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle);
@@ -716,10 +738,24 @@ static inline bool acpi_device_can_poweroff(struct acpi_device *adev)
}
bool acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2);
+int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer);
void acpi_dev_clear_dependencies(struct acpi_device *supplier);
bool acpi_dev_ready_for_enumeration(const struct acpi_device *device);
-struct acpi_device *acpi_dev_get_first_consumer_dev(struct acpi_device *supplier);
+struct acpi_device *acpi_dev_get_next_consumer_dev(struct acpi_device *supplier,
+ struct acpi_device *start);
+
+/**
+ * for_each_acpi_consumer_dev - iterate over the consumer ACPI devices for a
+ * given supplier
+ * @supplier: Pointer to the supplier's ACPI device
+ * @consumer: Pointer to &struct acpi_device to hold the consumer, initially NULL
+ */
+#define for_each_acpi_consumer_dev(supplier, consumer) \
+ for (consumer = acpi_dev_get_next_consumer_dev(supplier, NULL); \
+ consumer; \
+ consumer = acpi_dev_get_next_consumer_dev(supplier, consumer))
+
struct acpi_device *
acpi_dev_get_next_match_dev(struct acpi_device *adev, const char *hid, const char *uid, s64 hrv);
struct acpi_device *
@@ -750,9 +786,10 @@ static inline void acpi_dev_put(struct acpi_device *adev)
put_device(&adev->dev);
}
-struct acpi_device *acpi_bus_get_acpi_device(acpi_handle handle);
+struct acpi_device *acpi_fetch_acpi_dev(acpi_handle handle);
+struct acpi_device *acpi_get_acpi_dev(acpi_handle handle);
-static inline void acpi_bus_put_acpi_device(struct acpi_device *adev)
+static inline void acpi_put_acpi_dev(struct acpi_device *adev)
{
acpi_dev_put(adev);
}
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index 690c369b717a..52844cc5eeb5 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -5,7 +5,7 @@
* interfaces must be implemented by OSL to interface the
* ACPI components to the host operating system.
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 7417731472b7..67c0b9e734b6 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -3,7 +3,7 @@
*
* Name: acpixf.h - External interfaces to the ACPI subsystem
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
@@ -12,7 +12,7 @@
/* Current ACPICA subsystem version in YYYYMMDD format */
-#define ACPI_CA_VERSION 0x20211217
+#define ACPI_CA_VERSION 0x20220331
#include <acpi/acconfig.h>
#include <acpi/actypes.h>
diff --git a/include/acpi/acrestyp.h b/include/acpi/acrestyp.h
index 8e2319bbd0a2..a7fb8ddb3dc6 100644
--- a/include/acpi/acrestyp.h
+++ b/include/acpi/acrestyp.h
@@ -3,7 +3,7 @@
*
* Name: acrestyp.h - Defines, types, and structures for resource descriptors
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index f9cda909f92c..c6af579f74f4 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -3,7 +3,7 @@
*
* Name: actbl.h - Basic ACPI Table Definitions
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h
index 159070edd031..15c78678c5d3 100644
--- a/include/acpi/actbl1.h
+++ b/include/acpi/actbl1.h
@@ -3,7 +3,7 @@
*
* Name: actbl1.h - Additional ACPI table definitions
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
@@ -373,17 +373,21 @@ struct acpi_cedt_cfmws {
u32 interleave_targets[];
};
+struct acpi_cedt_cfmws_target_element {
+ u32 interleave_target;
+};
+
/* Values for Interleave Arithmetic field above */
-#define ACPI_CEDT_CFMWS_ARITHMETIC_MODULO (0)
+#define ACPI_CEDT_CFMWS_ARITHMETIC_MODULO (0)
/* Values for Restrictions field above */
-#define ACPI_CEDT_CFMWS_RESTRICT_TYPE2 (1)
-#define ACPI_CEDT_CFMWS_RESTRICT_TYPE3 (1<<1)
-#define ACPI_CEDT_CFMWS_RESTRICT_VOLATILE (1<<2)
-#define ACPI_CEDT_CFMWS_RESTRICT_PMEM (1<<3)
-#define ACPI_CEDT_CFMWS_RESTRICT_FIXED (1<<4)
+#define ACPI_CEDT_CFMWS_RESTRICT_TYPE2 (1)
+#define ACPI_CEDT_CFMWS_RESTRICT_TYPE3 (1<<1)
+#define ACPI_CEDT_CFMWS_RESTRICT_VOLATILE (1<<2)
+#define ACPI_CEDT_CFMWS_RESTRICT_PMEM (1<<3)
+#define ACPI_CEDT_CFMWS_RESTRICT_FIXED (1<<4)
/*******************************************************************************
*
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 16847c8d9d5f..655102bc6d14 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -3,7 +3,7 @@
*
* Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
@@ -25,6 +25,7 @@
* the wrong signature.
*/
#define ACPI_SIG_AGDI "AGDI" /* Arm Generic Diagnostic Dump and Reset Device Interface */
+#define ACPI_SIG_APMT "APMT" /* Arm Performance Monitoring Unit table */
#define ACPI_SIG_BDAT "BDAT" /* BIOS Data ACPI Table */
#define ACPI_SIG_IORT "IORT" /* IO Remapping Table */
#define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
@@ -260,6 +261,85 @@ struct acpi_table_agdi {
/*******************************************************************************
*
+ * APMT - ARM Performance Monitoring Unit Table
+ *
+ * Conforms to:
+ * ARM Performance Monitoring Unit Architecture 1.0 Platform Design Document
+ * ARM DEN0117 v1.0 November 25, 2021
+ *
+ ******************************************************************************/
+
+struct acpi_table_apmt {
+ struct acpi_table_header header; /* Common ACPI table header */
+};
+
+#define ACPI_APMT_NODE_ID_LENGTH 4
+
+/*
+ * APMT subtables
+ */
+struct acpi_apmt_node {
+ u16 length;
+ u8 flags;
+ u8 type;
+ u32 id;
+ u64 inst_primary;
+ u32 inst_secondary;
+ u64 base_address0;
+ u64 base_address1;
+ u32 ovflw_irq;
+ u32 reserved;
+ u32 ovflw_irq_flags;
+ u32 proc_affinity;
+ u32 impl_id;
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_APMT_FLAGS_DUAL_PAGE (1<<0)
+#define ACPI_APMT_FLAGS_AFFINITY (1<<1)
+#define ACPI_APMT_FLAGS_ATOMIC (1<<2)
+
+/* Values for Flags dual page field above */
+
+#define ACPI_APMT_FLAGS_DUAL_PAGE_NSUPP (0<<0)
+#define ACPI_APMT_FLAGS_DUAL_PAGE_SUPP (1<<0)
+
+/* Values for Flags processor affinity field above */
+#define ACPI_APMT_FLAGS_AFFINITY_PROC (0<<1)
+#define ACPI_APMT_FLAGS_AFFINITY_PROC_CONTAINER (1<<1)
+
+/* Values for Flags 64-bit atomic field above */
+#define ACPI_APMT_FLAGS_ATOMIC_NSUPP (0<<2)
+#define ACPI_APMT_FLAGS_ATOMIC_SUPP (1<<2)
+
+/* Values for Type field above */
+
+enum acpi_apmt_node_type {
+ ACPI_APMT_NODE_TYPE_MC = 0x00,
+ ACPI_APMT_NODE_TYPE_SMMU = 0x01,
+ ACPI_APMT_NODE_TYPE_PCIE_ROOT = 0x02,
+ ACPI_APMT_NODE_TYPE_ACPI = 0x03,
+ ACPI_APMT_NODE_TYPE_CACHE = 0x04,
+ ACPI_APMT_NODE_TYPE_COUNT
+};
+
+/* Masks for ovflw_irq_flags field above */
+
+#define ACPI_APMT_OVFLW_IRQ_FLAGS_MODE (1<<0)
+#define ACPI_APMT_OVFLW_IRQ_FLAGS_TYPE (1<<1)
+
+/* Values for ovflw_irq_flags mode field above */
+
+#define ACPI_APMT_OVFLW_IRQ_FLAGS_MODE_LEVEL (0<<0)
+#define ACPI_APMT_OVFLW_IRQ_FLAGS_MODE_EDGE (1<<0)
+
+/* Values for ovflw_irq_flags type field above */
+
+#define ACPI_APMT_OVFLW_IRQ_FLAGS_TYPE_WIRED (0<<1)
+
+/*******************************************************************************
+ *
* BDAT - BIOS Data ACPI Table
*
* Conforms to "BIOS Data ACPI Table", Interface Specification v4.0 Draft 5
@@ -277,7 +357,7 @@ struct acpi_table_bdat {
* IORT - IO Remapping Table
*
* Conforms to "IO Remapping Table System Software on ARM Platforms",
- * Document number: ARM DEN 0049E.b, Feb 2021
+ * Document number: ARM DEN 0049E.d, Feb 2022
*
******************************************************************************/
@@ -374,7 +454,8 @@ struct acpi_iort_root_complex {
u32 ats_attribute;
u32 pci_segment_number;
u8 memory_address_limit; /* Memory address size limit */
- u8 reserved[3]; /* Reserved, must be zero */
+ u16 pasid_capabilities; /* PASID Capabilities */
+ u8 reserved[1]; /* Reserved, must be zero */
};
/* Masks for ats_attribute field above */
@@ -383,6 +464,9 @@ struct acpi_iort_root_complex {
#define ACPI_IORT_PRI_SUPPORTED (1<<1) /* The root complex PRI support */
#define ACPI_IORT_PASID_FWD_SUPPORTED (1<<2) /* The root complex PASID forward support */
+/* Masks for pasid_capabilities field above */
+#define ACPI_IORT_PASID_MAX_WIDTH (0x1F) /* Bits 0-4 */
+
struct acpi_iort_smmu {
u64 base_address; /* SMMU base address */
u64 span; /* Length of memory range */
@@ -458,6 +542,25 @@ struct acpi_iort_rmr {
u32 rmr_offset;
};
+/* Masks for Flags field above */
+#define ACPI_IORT_RMR_REMAP_PERMITTED (1)
+#define ACPI_IORT_RMR_ACCESS_PRIVILEGE (1<<1)
+
+/*
+ * Macro to access the Access Attributes in flags field above:
+ * Access Attributes is encoded in bits 9:2
+ */
+#define ACPI_IORT_RMR_ACCESS_ATTRIBUTES(flags) (((flags) >> 2) & 0xFF)
+
+/* Values for above Access Attributes */
+
+#define ACPI_IORT_RMR_ATTR_DEVICE_NGNRNE 0x00
+#define ACPI_IORT_RMR_ATTR_DEVICE_NGNRE 0x01
+#define ACPI_IORT_RMR_ATTR_DEVICE_NGRE 0x02
+#define ACPI_IORT_RMR_ATTR_DEVICE_GRE 0x03
+#define ACPI_IORT_RMR_ATTR_NORMAL_NC 0x04
+#define ACPI_IORT_RMR_ATTR_NORMAL_IWB_OWB 0x05
+
struct acpi_iort_rmr_desc {
u64 base_address;
u64 length;
@@ -762,7 +865,8 @@ enum acpi_madt_type {
ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR = 14,
ACPI_MADT_TYPE_GENERIC_TRANSLATOR = 15,
ACPI_MADT_TYPE_MULTIPROC_WAKEUP = 16,
- ACPI_MADT_TYPE_RESERVED = 17 /* 17 and greater are reserved */
+ ACPI_MADT_TYPE_RESERVED = 17, /* 17 to 0x7F are reserved */
+ ACPI_MADT_TYPE_OEM_RESERVED = 0x80 /* 0x80 to 0xFF are reserved for OEM use */
};
/*
@@ -978,8 +1082,8 @@ struct acpi_madt_multiproc_wakeup {
u64 base_address;
};
-#define ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE 2032
-#define ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE 2048
+#define ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE 2032
+#define ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE 2048
struct acpi_madt_multiproc_wakeup_mailbox {
u16 command;
@@ -992,6 +1096,12 @@ struct acpi_madt_multiproc_wakeup_mailbox {
#define ACPI_MP_WAKE_COMMAND_WAKEUP 1
+/* 17: OEM data */
+
+struct acpi_madt_oem_data {
+ u8 oem_data[0];
+};
+
/*
* Common flags fields for MADT subtables
*/
@@ -1597,7 +1707,7 @@ struct acpi_nhlt_mic_device_specific_config {
/* Values for array_type_ext above */
-#define ACPI_NHLT_ARRAY_TYPE_RESERVED 0x09 // 9 and below are reserved
+#define ACPI_NHLT_ARRAY_TYPE_RESERVED 0x09 /* 9 and below are reserved */
#define ACPI_NHLT_SMALL_LINEAR_2ELEMENT 0x0A
#define ACPI_NHLT_BIG_LINEAR_2ELEMENT 0x0B
#define ACPI_NHLT_FIRST_GEOMETRY_LINEAR_4ELEMENT 0x0C
@@ -1617,17 +1727,17 @@ struct acpi_nhlt_vendor_mic_count {
struct acpi_nhlt_vendor_mic_config {
u8 type;
u8 panel;
- u16 speaker_position_distance; // mm
- u16 horizontal_offset; // mm
- u16 vertical_offset; // mm
- u8 frequency_low_band; // 5*hz
- u8 frequency_high_band; // 500*hz
- u16 direction_angle; // -180 - + 180
- u16 elevation_angle; // -180 - + 180
- u16 work_vertical_angle_begin; // -180 - + 180 with 2 deg step
- u16 work_vertical_angle_end; // -180 - + 180 with 2 deg step
- u16 work_horizontal_angle_begin; // -180 - + 180 with 2 deg step
- u16 work_horizontal_angle_end; // -180 - + 180 with 2 deg step
+ u16 speaker_position_distance; /* mm */
+ u16 horizontal_offset; /* mm */
+ u16 vertical_offset; /* mm */
+ u8 frequency_low_band; /* 5*Hz */
+ u8 frequency_high_band; /* 500*Hz */
+ u16 direction_angle; /* -180 - + 180 */
+ u16 elevation_angle; /* -180 - + 180 */
+ u16 work_vertical_angle_begin; /* -180 - + 180 with 2 deg step */
+ u16 work_vertical_angle_end; /* -180 - + 180 with 2 deg step */
+ u16 work_horizontal_angle_begin; /* -180 - + 180 with 2 deg step */
+ u16 work_horizontal_angle_end; /* -180 - + 180 with 2 deg step */
};
/* Values for Type field above */
@@ -1638,9 +1748,9 @@ struct acpi_nhlt_vendor_mic_config {
#define ACPI_NHLT_MIC_SUPER_CARDIOID 3
#define ACPI_NHLT_MIC_HYPER_CARDIOID 4
#define ACPI_NHLT_MIC_8_SHAPED 5
-#define ACPI_NHLT_MIC_RESERVED6 6 // 6 is reserved
+#define ACPI_NHLT_MIC_RESERVED6 6 /* 6 is reserved */
#define ACPI_NHLT_MIC_VENDOR_DEFINED 7
-#define ACPI_NHLT_MIC_RESERVED 8 // 8 and above are reserved
+#define ACPI_NHLT_MIC_RESERVED 8 /* 8 and above are reserved */
/* Values for Panel field above */
@@ -1650,12 +1760,12 @@ struct acpi_nhlt_vendor_mic_config {
#define ACPI_NHLT_MIC_POSITION_RIGHT 3
#define ACPI_NHLT_MIC_POSITION_FRONT 4
#define ACPI_NHLT_MIC_POSITION_BACK 5
-#define ACPI_NHLT_MIC_POSITION_RESERVED 6 // 6 and above are reserved
+#define ACPI_NHLT_MIC_POSITION_RESERVED 6 /* 6 and above are reserved */
struct acpi_nhlt_vendor_mic_device_specific_config {
struct acpi_nhlt_mic_device_specific_config mic_array_device_config;
u8 number_of_microphones;
- struct acpi_nhlt_vendor_mic_config mic_config[]; // indexed by number_of_microphones
+ struct acpi_nhlt_vendor_mic_config mic_config[]; /* Indexed by number_of_microphones */
};
/* Microphone SNR and Sensitivity extension */
@@ -1668,32 +1778,23 @@ struct acpi_nhlt_mic_snr_sensitivity_extension {
/* Render device with feedback */
struct acpi_nhlt_render_feedback_device_specific_config {
- u8 feedback_virtual_slot; // render slot in case of capture
- u16 feedback_channels; // informative only
+ u8 feedback_virtual_slot; /* Render slot in case of capture */
+ u16 feedback_channels; /* Informative only */
u16 feedback_valid_bits_per_sample;
};
-/* Linux-specific structures */
+/* Non documented structures */
-struct acpi_nhlt_linux_specific_count {
+struct acpi_nhlt_device_info_count {
u8 structure_count;
};
-struct acpi_nhlt_linux_specific_data {
+struct acpi_nhlt_device_info {
u8 device_id[16];
u8 device_instance_id;
u8 device_port_id;
};
-struct acpi_nhlt_linux_specific_data_b {
- u8 specific_data[18];
-};
-
-struct acpi_nhlt_table_terminator {
- u32 terminator_value;
- u32 terminator_signature;
-};
-
/*******************************************************************************
*
* PCCT - Platform Communications Channel Table (ACPI 5.0)
@@ -2319,7 +2420,7 @@ struct acpi_table_rgrt {
u16 version;
u8 image_type;
u8 reserved;
- u8 image[0];
+ u8 image[];
};
/* image_type values */
diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h
index edbf1ad8206d..7b9571e00cc4 100644
--- a/include/acpi/actbl3.h
+++ b/include/acpi/actbl3.h
@@ -3,7 +3,7 @@
*
* Name: actbl3.h - ACPI Table Definitions
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index 69e89d572b9e..3491e454b2ab 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -3,7 +3,7 @@
*
* Name: actypes.h - Common data types for the entire ACPI subsystem
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
@@ -507,8 +507,12 @@ typedef u64 acpi_integer;
/* Pointer/Integer type conversions */
#define ACPI_TO_POINTER(i) ACPI_CAST_PTR (void, (acpi_size) (i))
+#ifndef ACPI_TO_INTEGER
#define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) 0)
+#endif
+#ifndef ACPI_OFFSET
#define ACPI_OFFSET(d, f) ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) 0)
+#endif
#define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i)
/* Optimizations for 4-character (32-bit) acpi_name manipulation */
@@ -535,14 +539,14 @@ typedef u64 acpi_integer;
* Can be used with access_width of struct acpi_generic_address and access_size of
* struct acpi_resource_generic_register.
*/
-#define ACPI_ACCESS_BIT_SHIFT 2
-#define ACPI_ACCESS_BYTE_SHIFT -1
-#define ACPI_ACCESS_BIT_MAX (31 - ACPI_ACCESS_BIT_SHIFT)
-#define ACPI_ACCESS_BYTE_MAX (31 - ACPI_ACCESS_BYTE_SHIFT)
-#define ACPI_ACCESS_BIT_DEFAULT (8 - ACPI_ACCESS_BIT_SHIFT)
-#define ACPI_ACCESS_BYTE_DEFAULT (8 - ACPI_ACCESS_BYTE_SHIFT)
-#define ACPI_ACCESS_BIT_WIDTH(size) (1 << ((size) + ACPI_ACCESS_BIT_SHIFT))
-#define ACPI_ACCESS_BYTE_WIDTH(size) (1 << ((size) + ACPI_ACCESS_BYTE_SHIFT))
+#define ACPI_ACCESS_BIT_SHIFT 2
+#define ACPI_ACCESS_BYTE_SHIFT -1
+#define ACPI_ACCESS_BIT_MAX (31 - ACPI_ACCESS_BIT_SHIFT)
+#define ACPI_ACCESS_BYTE_MAX (31 - ACPI_ACCESS_BYTE_SHIFT)
+#define ACPI_ACCESS_BIT_DEFAULT (8 - ACPI_ACCESS_BIT_SHIFT)
+#define ACPI_ACCESS_BYTE_DEFAULT (8 - ACPI_ACCESS_BYTE_SHIFT)
+#define ACPI_ACCESS_BIT_WIDTH(size) (1 << ((size) + ACPI_ACCESS_BIT_SHIFT))
+#define ACPI_ACCESS_BYTE_WIDTH(size) (1 << ((size) + ACPI_ACCESS_BYTE_SHIFT))
/*******************************************************************************
*
@@ -1299,6 +1303,7 @@ typedef enum {
#define ACPI_OSI_WIN_10_RS5 0x13
#define ACPI_OSI_WIN_10_19H1 0x14
#define ACPI_OSI_WIN_10_20H1 0x15
+#define ACPI_OSI_WIN_11 0x16
/* Definitions of getopt */
diff --git a/include/acpi/acuuid.h b/include/acpi/acuuid.h
index bc24388ce94e..8f1e7c489df5 100644
--- a/include/acpi/acuuid.h
+++ b/include/acpi/acuuid.h
@@ -3,7 +3,7 @@
*
* Name: acuuid.h - ACPI-related UUID/GUID definitions
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/apei.h b/include/acpi/apei.h
index ece0a8af2bae..dc60f7db5524 100644
--- a/include/acpi/apei.h
+++ b/include/acpi/apei.h
@@ -27,14 +27,16 @@ extern int hest_disable;
extern int erst_disable;
#ifdef CONFIG_ACPI_APEI_GHES
extern bool ghes_disable;
+void __init acpi_ghes_init(void);
#else
#define ghes_disable 1
+static inline void acpi_ghes_init(void) { }
#endif
#ifdef CONFIG_ACPI_APEI
void __init acpi_hest_init(void);
#else
-static inline void acpi_hest_init(void) { return; }
+static inline void acpi_hest_init(void) { }
#endif
int erst_write(const struct cper_record_header *record);
@@ -44,6 +46,8 @@ int erst_get_record_id_next(int *pos, u64 *record_id);
void erst_get_record_id_end(void);
ssize_t erst_read(u64 record_id, struct cper_record_header *record,
size_t buflen);
+ssize_t erst_read_record(u64 record_id, struct cper_record_header *record,
+ size_t buflen, size_t recordlen, const guid_t *creatorid);
int erst_clear(u64 record_id);
int arch_apei_enable_cmcff(struct acpi_hest_header *hest_hdr, void *data);
diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h
index 92b7ea8d8f5e..c5614444031f 100644
--- a/include/acpi/cppc_acpi.h
+++ b/include/acpi/cppc_acpi.h
@@ -17,7 +17,7 @@
#include <acpi/pcc.h>
#include <acpi/processor.h>
-/* Support CPPCv2 and CPPCv3 */
+/* CPPCv2 and CPPCv3 support */
#define CPPC_V2_REV 2
#define CPPC_V3_REV 3
#define CPPC_V2_NUM_ENT 21
@@ -140,10 +140,13 @@ extern int cppc_get_perf_ctrs(int cpu, struct cppc_perf_fb_ctrs *perf_fb_ctrs);
extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls);
extern int cppc_set_enable(int cpu, bool enable);
extern int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps);
+extern bool cppc_perf_ctrs_in_pcc(void);
extern bool acpi_cpc_valid(void);
+extern bool cppc_allow_fast_switch(void);
extern int acpi_get_psd_map(unsigned int cpu, struct cppc_cpudata *cpu_data);
extern unsigned int cppc_get_transition_latency(int cpu);
extern bool cpc_ffh_supported(void);
+extern bool cpc_supported_by_cpu(void);
extern int cpc_read_ffh(int cpunum, struct cpc_reg *reg, u64 *val);
extern int cpc_write_ffh(int cpunum, struct cpc_reg *reg, u64 val);
#else /* !CONFIG_ACPI_CPPC_LIB */
@@ -171,10 +174,18 @@ static inline int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps)
{
return -ENOTSUPP;
}
+static inline bool cppc_perf_ctrs_in_pcc(void)
+{
+ return false;
+}
static inline bool acpi_cpc_valid(void)
{
return false;
}
+static inline bool cppc_allow_fast_switch(void)
+{
+ return false;
+}
static inline unsigned int cppc_get_transition_latency(int cpu)
{
return CPUFREQ_ETERNAL;
diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h
index 34fb3431a8f3..292a5c40bd0c 100644
--- a/include/acpi/ghes.h
+++ b/include/acpi/ghes.h
@@ -71,7 +71,7 @@ int ghes_register_vendor_record_notifier(struct notifier_block *nb);
void ghes_unregister_vendor_record_notifier(struct notifier_block *nb);
#endif
-int ghes_estatus_pool_init(int num_ghes);
+int ghes_estatus_pool_init(unsigned int num_ghes);
/* From drivers/edac/ghes_edac.c */
diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h
index e8958e0d1646..03eb3d977075 100644
--- a/include/acpi/platform/acenv.h
+++ b/include/acpi/platform/acenv.h
@@ -3,7 +3,7 @@
*
* Name: acenv.h - Host and compiler configuration
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/platform/acenvex.h b/include/acpi/platform/acenvex.h
index 277fe2fa4d9b..3a6b1db9a984 100644
--- a/include/acpi/platform/acenvex.h
+++ b/include/acpi/platform/acenvex.h
@@ -3,7 +3,7 @@
*
* Name: acenvex.h - Extra host and compiler configuration
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h
index 33ad282bd338..ac80111f503c 100644
--- a/include/acpi/platform/acgcc.h
+++ b/include/acpi/platform/acgcc.h
@@ -3,7 +3,7 @@
*
* Name: acgcc.h - GCC specific defines, etc.
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/platform/acgccex.h b/include/acpi/platform/acgccex.h
index 738d52865e0a..302ea1b724b9 100644
--- a/include/acpi/platform/acgccex.h
+++ b/include/acpi/platform/acgccex.h
@@ -3,7 +3,7 @@
*
* Name: acgccex.h - Extra GCC specific defines, etc.
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/platform/acintel.h b/include/acpi/platform/acintel.h
index 550fe9a8cd6c..85b1ae86ee63 100644
--- a/include/acpi/platform/acintel.h
+++ b/include/acpi/platform/acintel.h
@@ -3,7 +3,7 @@
*
* Name: acintel.h - VC specific defines, etc.
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index b3ffb9bbf664..a5550dd4d507 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -3,7 +3,7 @@
*
* Name: aclinux.h - OS specific defines, etc. for Linux
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
@@ -114,6 +114,11 @@
#define acpi_raw_spinlock raw_spinlock_t *
#define acpi_cpu_flags unsigned long
+#define acpi_uintptr_t uintptr_t
+
+#define ACPI_TO_INTEGER(p) ((uintptr_t)(p))
+#define ACPI_OFFSET(d, f) offsetof(d, f)
+
/* Use native linux version of acpi_os_allocate_zeroed */
#define USE_NATIVE_ALLOCATE_ZEROED
diff --git a/include/acpi/platform/aclinuxex.h b/include/acpi/platform/aclinuxex.h
index 5f642b07ad64..28c72744decf 100644
--- a/include/acpi/platform/aclinuxex.h
+++ b/include/acpi/platform/aclinuxex.h
@@ -3,7 +3,7 @@
*
* Name: aclinuxex.h - Extra OS specific defines, etc. for Linux
*
- * Copyright (C) 2000 - 2021, Intel Corp.
+ * Copyright (C) 2000 - 2022, Intel Corp.
*
*****************************************************************************/
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 194027371928..9fa49686957a 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -441,9 +441,12 @@ static inline int acpi_processor_hotplug(struct acpi_processor *pr)
#endif /* CONFIG_ACPI_PROCESSOR_IDLE */
/* in processor_thermal.c */
-int acpi_processor_get_limit_info(struct acpi_processor *pr);
+int acpi_processor_thermal_init(struct acpi_processor *pr,
+ struct acpi_device *device);
+void acpi_processor_thermal_exit(struct acpi_processor *pr,
+ struct acpi_device *device);
extern const struct thermal_cooling_device_ops processor_cooling_ops;
-#if defined(CONFIG_ACPI_CPU_FREQ_PSS) & defined(CONFIG_CPU_FREQ)
+#ifdef CONFIG_CPU_FREQ
void acpi_thermal_cpufreq_init(struct cpufreq_policy *policy);
void acpi_thermal_cpufreq_exit(struct cpufreq_policy *policy);
#else
@@ -455,6 +458,6 @@ static inline void acpi_thermal_cpufreq_exit(struct cpufreq_policy *policy)
{
return;
}
-#endif /* CONFIG_ACPI_CPU_FREQ_PSS */
+#endif /* CONFIG_CPU_FREQ */
#endif
diff --git a/include/acpi/video.h b/include/acpi/video.h
index db8548ff03ce..a275c35e5249 100644
--- a/include/acpi/video.h
+++ b/include/acpi/video.h
@@ -48,15 +48,18 @@ enum acpi_backlight_type {
acpi_backlight_video,
acpi_backlight_vendor,
acpi_backlight_native,
+ acpi_backlight_nvidia_wmi_ec,
+ acpi_backlight_apple_gmux,
};
#if IS_ENABLED(CONFIG_ACPI_VIDEO)
extern int acpi_video_register(void);
extern void acpi_video_unregister(void);
+extern void acpi_video_register_backlight(void);
extern int acpi_video_get_edid(struct acpi_device *device, int type,
int device_id, void **edid);
extern enum acpi_backlight_type acpi_video_get_backlight_type(void);
-extern void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type);
+extern bool acpi_video_backlight_use_native(void);
/*
* Note: The value returned by acpi_video_handles_brightness_key_presses()
* may change over time and should not be cached.
@@ -68,6 +71,7 @@ extern int acpi_video_get_levels(struct acpi_device *device,
#else
static inline int acpi_video_register(void) { return -ENODEV; }
static inline void acpi_video_unregister(void) { return; }
+static inline void acpi_video_register_backlight(void) { return; }
static inline int acpi_video_get_edid(struct acpi_device *device, int type,
int device_id, void **edid)
{
@@ -77,8 +81,9 @@ static inline enum acpi_backlight_type acpi_video_get_backlight_type(void)
{
return acpi_backlight_vendor;
}
-static inline void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type)
+static inline bool acpi_video_backlight_use_native(void)
{
+ return true;
}
static inline bool acpi_video_handles_brightness_key_presses(void)
{
diff --git a/include/asm-generic/Kbuild b/include/asm-generic/Kbuild
index 302506bbc2a4..941be574bbe0 100644
--- a/include/asm-generic/Kbuild
+++ b/include/asm-generic/Kbuild
@@ -5,6 +5,7 @@
# asm headers from the host architecutre.)
mandatory-y += atomic.h
+mandatory-y += archrandom.h
mandatory-y += barrier.h
mandatory-y += bitops.h
mandatory-y += bug.h
diff --git a/include/asm-generic/access_ok.h b/include/asm-generic/access_ok.h
new file mode 100644
index 000000000000..2866ae61b1cd
--- /dev/null
+++ b/include/asm-generic/access_ok.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_GENERIC_ACCESS_OK_H__
+#define __ASM_GENERIC_ACCESS_OK_H__
+
+/*
+ * Checking whether a pointer is valid for user space access.
+ * These definitions work on most architectures, but overrides can
+ * be used where necessary.
+ */
+
+/*
+ * architectures with compat tasks have a variable TASK_SIZE and should
+ * override this to a constant.
+ */
+#ifndef TASK_SIZE_MAX
+#define TASK_SIZE_MAX TASK_SIZE
+#endif
+
+#ifndef __access_ok
+/*
+ * 'size' is a compile-time constant for most callers, so optimize for
+ * this case to turn the check into a single comparison against a constant
+ * limit and catch all possible overflows.
+ * On architectures with separate user address space (m68k, s390, parisc,
+ * sparc64) or those without an MMU, this should always return true.
+ *
+ * This version was originally contributed by Jonas Bonn for the
+ * OpenRISC architecture, and was found to be the most efficient
+ * for constant 'size' and 'limit' values.
+ */
+static inline int __access_ok(const void __user *ptr, unsigned long size)
+{
+ unsigned long limit = TASK_SIZE_MAX;
+ unsigned long addr = (unsigned long)ptr;
+
+ if (IS_ENABLED(CONFIG_ALTERNATE_USER_ADDRESS_SPACE) ||
+ !IS_ENABLED(CONFIG_MMU))
+ return true;
+
+ return (size <= limit) && (addr <= (limit - size));
+}
+#endif
+
+#ifndef access_ok
+#define access_ok(addr, size) likely(__access_ok(addr, size))
+#endif
+
+#endif
diff --git a/include/asm-generic/archrandom.h b/include/asm-generic/archrandom.h
new file mode 100644
index 000000000000..3cd7f980cfdc
--- /dev/null
+++ b/include/asm-generic/archrandom.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_GENERIC_ARCHRANDOM_H__
+#define __ASM_GENERIC_ARCHRANDOM_H__
+
+static inline size_t __must_check arch_get_random_longs(unsigned long *v, size_t max_longs)
+{
+ return 0;
+}
+
+static inline size_t __must_check arch_get_random_seed_longs(unsigned long *v, size_t max_longs)
+{
+ return 0;
+}
+
+#endif
diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h
index 3d503e74037f..961f4d88f9ef 100644
--- a/include/asm-generic/barrier.h
+++ b/include/asm-generic/barrier.h
@@ -38,6 +38,10 @@
#define wmb() do { kcsan_wmb(); __wmb(); } while (0)
#endif
+#ifdef __dma_mb
+#define dma_mb() do { kcsan_mb(); __dma_mb(); } while (0)
+#endif
+
#ifdef __dma_rmb
#define dma_rmb() do { kcsan_rmb(); __dma_rmb(); } while (0)
#endif
@@ -65,6 +69,10 @@
#define wmb() mb()
#endif
+#ifndef dma_mb
+#define dma_mb() mb()
+#endif
+
#ifndef dma_rmb
#define dma_rmb() rmb()
#endif
@@ -285,7 +293,7 @@ do { \
* write-combining memory accesses before this macro with those after it.
*/
#ifndef io_stop_wc
-#define io_stop_wc do { } while (0)
+#define io_stop_wc() do { } while (0)
#endif
#endif /* !__ASSEMBLY__ */
diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h
index df9b5bc3d282..a47b8a71d6fe 100644
--- a/include/asm-generic/bitops.h
+++ b/include/asm-generic/bitops.h
@@ -20,7 +20,6 @@
#include <asm-generic/bitops/fls.h>
#include <asm-generic/bitops/__fls.h>
#include <asm-generic/bitops/fls64.h>
-#include <asm-generic/bitops/find.h>
#ifndef _LINUX_BITOPS_H
#error only <linux/bitops.h> can be included directly
diff --git a/include/asm-generic/bitops/atomic.h b/include/asm-generic/bitops/atomic.h
index 3096f086b5a3..71ab4ba9c25d 100644
--- a/include/asm-generic/bitops/atomic.h
+++ b/include/asm-generic/bitops/atomic.h
@@ -39,9 +39,6 @@ arch_test_and_set_bit(unsigned int nr, volatile unsigned long *p)
unsigned long mask = BIT_MASK(nr);
p += BIT_WORD(nr);
- if (READ_ONCE(*p) & mask)
- return 1;
-
old = arch_atomic_long_fetch_or(mask, (atomic_long_t *)p);
return !!(old & mask);
}
@@ -53,9 +50,6 @@ arch_test_and_clear_bit(unsigned int nr, volatile unsigned long *p)
unsigned long mask = BIT_MASK(nr);
p += BIT_WORD(nr);
- if (!(READ_ONCE(*p) & mask))
- return 0;
-
old = arch_atomic_long_fetch_andnot(mask, (atomic_long_t *)p);
return !!(old & mask);
}
diff --git a/include/asm-generic/bitops/find.h b/include/asm-generic/bitops/find.h
deleted file mode 100644
index 0d132ee2a291..000000000000
--- a/include/asm-generic/bitops/find.h
+++ /dev/null
@@ -1,188 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_GENERIC_BITOPS_FIND_H_
-#define _ASM_GENERIC_BITOPS_FIND_H_
-
-extern unsigned long _find_next_bit(const unsigned long *addr1,
- const unsigned long *addr2, unsigned long nbits,
- unsigned long start, unsigned long invert, unsigned long le);
-extern unsigned long _find_first_bit(const unsigned long *addr, unsigned long size);
-extern unsigned long _find_first_zero_bit(const unsigned long *addr, unsigned long size);
-extern unsigned long _find_last_bit(const unsigned long *addr, unsigned long size);
-
-#ifndef find_next_bit
-/**
- * find_next_bit - find the next set bit in a memory region
- * @addr: The address to base the search on
- * @offset: The bitnumber to start searching at
- * @size: The bitmap size in bits
- *
- * Returns the bit number for the next set bit
- * If no bits are set, returns @size.
- */
-static inline
-unsigned long find_next_bit(const unsigned long *addr, unsigned long size,
- unsigned long offset)
-{
- if (small_const_nbits(size)) {
- unsigned long val;
-
- if (unlikely(offset >= size))
- return size;
-
- val = *addr & GENMASK(size - 1, offset);
- return val ? __ffs(val) : size;
- }
-
- return _find_next_bit(addr, NULL, size, offset, 0UL, 0);
-}
-#endif
-
-#ifndef find_next_and_bit
-/**
- * find_next_and_bit - find the next set bit in both memory regions
- * @addr1: The first address to base the search on
- * @addr2: The second address to base the search on
- * @offset: The bitnumber to start searching at
- * @size: The bitmap size in bits
- *
- * Returns the bit number for the next set bit
- * If no bits are set, returns @size.
- */
-static inline
-unsigned long find_next_and_bit(const unsigned long *addr1,
- const unsigned long *addr2, unsigned long size,
- unsigned long offset)
-{
- if (small_const_nbits(size)) {
- unsigned long val;
-
- if (unlikely(offset >= size))
- return size;
-
- val = *addr1 & *addr2 & GENMASK(size - 1, offset);
- return val ? __ffs(val) : size;
- }
-
- return _find_next_bit(addr1, addr2, size, offset, 0UL, 0);
-}
-#endif
-
-#ifndef find_next_zero_bit
-/**
- * find_next_zero_bit - find the next cleared bit in a memory region
- * @addr: The address to base the search on
- * @offset: The bitnumber to start searching at
- * @size: The bitmap size in bits
- *
- * Returns the bit number of the next zero bit
- * If no bits are zero, returns @size.
- */
-static inline
-unsigned long find_next_zero_bit(const unsigned long *addr, unsigned long size,
- unsigned long offset)
-{
- if (small_const_nbits(size)) {
- unsigned long val;
-
- if (unlikely(offset >= size))
- return size;
-
- val = *addr | ~GENMASK(size - 1, offset);
- return val == ~0UL ? size : ffz(val);
- }
-
- return _find_next_bit(addr, NULL, size, offset, ~0UL, 0);
-}
-#endif
-
-#ifdef CONFIG_GENERIC_FIND_FIRST_BIT
-
-/**
- * find_first_bit - find the first set bit in a memory region
- * @addr: The address to start the search at
- * @size: The maximum number of bits to search
- *
- * Returns the bit number of the first set bit.
- * If no bits are set, returns @size.
- */
-static inline
-unsigned long find_first_bit(const unsigned long *addr, unsigned long size)
-{
- if (small_const_nbits(size)) {
- unsigned long val = *addr & GENMASK(size - 1, 0);
-
- return val ? __ffs(val) : size;
- }
-
- return _find_first_bit(addr, size);
-}
-
-/**
- * find_first_zero_bit - find the first cleared bit in a memory region
- * @addr: The address to start the search at
- * @size: The maximum number of bits to search
- *
- * Returns the bit number of the first cleared bit.
- * If no bits are zero, returns @size.
- */
-static inline
-unsigned long find_first_zero_bit(const unsigned long *addr, unsigned long size)
-{
- if (small_const_nbits(size)) {
- unsigned long val = *addr | ~GENMASK(size - 1, 0);
-
- return val == ~0UL ? size : ffz(val);
- }
-
- return _find_first_zero_bit(addr, size);
-}
-#else /* CONFIG_GENERIC_FIND_FIRST_BIT */
-
-#ifndef find_first_bit
-#define find_first_bit(addr, size) find_next_bit((addr), (size), 0)
-#endif
-#ifndef find_first_zero_bit
-#define find_first_zero_bit(addr, size) find_next_zero_bit((addr), (size), 0)
-#endif
-
-#endif /* CONFIG_GENERIC_FIND_FIRST_BIT */
-
-#ifndef find_last_bit
-/**
- * find_last_bit - find the last set bit in a memory region
- * @addr: The address to start the search at
- * @size: The number of bits to search
- *
- * Returns the bit number of the last set bit, or size.
- */
-static inline
-unsigned long find_last_bit(const unsigned long *addr, unsigned long size)
-{
- if (small_const_nbits(size)) {
- unsigned long val = *addr & GENMASK(size - 1, 0);
-
- return val ? __fls(val) : size;
- }
-
- return _find_last_bit(addr, size);
-}
-#endif
-
-/**
- * find_next_clump8 - find next 8-bit clump with set bits in a memory region
- * @clump: location to store copy of found clump
- * @addr: address to base the search on
- * @size: bitmap size in number of bits
- * @offset: bit offset at which to start searching
- *
- * Returns the bit offset for the next set clump; the found clump value is
- * copied to the location pointed by @clump. If no bits are set, returns @size.
- */
-extern unsigned long find_next_clump8(unsigned long *clump,
- const unsigned long *addr,
- unsigned long size, unsigned long offset);
-
-#define find_first_clump8(clump, bits, size) \
- find_next_clump8((clump), (bits), (size), 0)
-
-#endif /*_ASM_GENERIC_BITOPS_FIND_H_ */
diff --git a/include/asm-generic/bitops/generic-non-atomic.h b/include/asm-generic/bitops/generic-non-atomic.h
new file mode 100644
index 000000000000..564a8c675d85
--- /dev/null
+++ b/include/asm-generic/bitops/generic-non-atomic.h
@@ -0,0 +1,175 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __ASM_GENERIC_BITOPS_GENERIC_NON_ATOMIC_H
+#define __ASM_GENERIC_BITOPS_GENERIC_NON_ATOMIC_H
+
+#include <linux/bits.h>
+#include <asm/barrier.h>
+
+#ifndef _LINUX_BITOPS_H
+#error only <linux/bitops.h> can be included directly
+#endif
+
+/*
+ * Generic definitions for bit operations, should not be used in regular code
+ * directly.
+ */
+
+/**
+ * generic___set_bit - Set a bit in memory
+ * @nr: the bit to set
+ * @addr: the address to start counting from
+ *
+ * Unlike set_bit(), this function is non-atomic and may be reordered.
+ * If it's called on the same region of memory simultaneously, the effect
+ * may be that only one operation succeeds.
+ */
+static __always_inline void
+generic___set_bit(unsigned long nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+
+ *p |= mask;
+}
+
+static __always_inline void
+generic___clear_bit(unsigned long nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+
+ *p &= ~mask;
+}
+
+/**
+ * generic___change_bit - Toggle a bit in memory
+ * @nr: the bit to change
+ * @addr: the address to start counting from
+ *
+ * Unlike change_bit(), this function is non-atomic and may be reordered.
+ * If it's called on the same region of memory simultaneously, the effect
+ * may be that only one operation succeeds.
+ */
+static __always_inline void
+generic___change_bit(unsigned long nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+
+ *p ^= mask;
+}
+
+/**
+ * generic___test_and_set_bit - Set a bit and return its old value
+ * @nr: Bit to set
+ * @addr: Address to count from
+ *
+ * This operation is non-atomic and can be reordered.
+ * If two examples of this operation race, one can appear to succeed
+ * but actually fail. You must protect multiple accesses with a lock.
+ */
+static __always_inline bool
+generic___test_and_set_bit(unsigned long nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+ unsigned long old = *p;
+
+ *p = old | mask;
+ return (old & mask) != 0;
+}
+
+/**
+ * generic___test_and_clear_bit - Clear a bit and return its old value
+ * @nr: Bit to clear
+ * @addr: Address to count from
+ *
+ * This operation is non-atomic and can be reordered.
+ * If two examples of this operation race, one can appear to succeed
+ * but actually fail. You must protect multiple accesses with a lock.
+ */
+static __always_inline bool
+generic___test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+ unsigned long old = *p;
+
+ *p = old & ~mask;
+ return (old & mask) != 0;
+}
+
+/* WARNING: non atomic and it can be reordered! */
+static __always_inline bool
+generic___test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+ unsigned long old = *p;
+
+ *p = old ^ mask;
+ return (old & mask) != 0;
+}
+
+/**
+ * generic_test_bit - Determine whether a bit is set
+ * @nr: bit number to test
+ * @addr: Address to start counting from
+ */
+static __always_inline bool
+generic_test_bit(unsigned long nr, const volatile unsigned long *addr)
+{
+ /*
+ * Unlike the bitops with the '__' prefix above, this one *is* atomic,
+ * so `volatile` must always stay here with no cast-aways. See
+ * `Documentation/atomic_bitops.txt` for the details.
+ */
+ return 1UL & (addr[BIT_WORD(nr)] >> (nr & (BITS_PER_LONG-1)));
+}
+
+/**
+ * generic_test_bit_acquire - Determine, with acquire semantics, whether a bit is set
+ * @nr: bit number to test
+ * @addr: Address to start counting from
+ */
+static __always_inline bool
+generic_test_bit_acquire(unsigned long nr, const volatile unsigned long *addr)
+{
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+ return 1UL & (smp_load_acquire(p) >> (nr & (BITS_PER_LONG-1)));
+}
+
+/*
+ * const_*() definitions provide good compile-time optimizations when
+ * the passed arguments can be resolved at compile time.
+ */
+#define const___set_bit generic___set_bit
+#define const___clear_bit generic___clear_bit
+#define const___change_bit generic___change_bit
+#define const___test_and_set_bit generic___test_and_set_bit
+#define const___test_and_clear_bit generic___test_and_clear_bit
+#define const___test_and_change_bit generic___test_and_change_bit
+#define const_test_bit_acquire generic_test_bit_acquire
+
+/**
+ * const_test_bit - Determine whether a bit is set
+ * @nr: bit number to test
+ * @addr: Address to start counting from
+ *
+ * A version of generic_test_bit() which discards the `volatile` qualifier to
+ * allow a compiler to optimize code harder. Non-atomic and to be called only
+ * for testing compile-time constants, e.g. by the corresponding macros, not
+ * directly from "regular" code.
+ */
+static __always_inline bool
+const_test_bit(unsigned long nr, const volatile unsigned long *addr)
+{
+ const unsigned long *p = (const unsigned long *)addr + BIT_WORD(nr);
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long val = *p;
+
+ return !!(val & mask);
+}
+
+#endif /* __ASM_GENERIC_BITOPS_GENERIC_NON_ATOMIC_H */
diff --git a/include/asm-generic/bitops/instrumented-atomic.h b/include/asm-generic/bitops/instrumented-atomic.h
index c90192b1c755..4225a8ca9c1a 100644
--- a/include/asm-generic/bitops/instrumented-atomic.h
+++ b/include/asm-generic/bitops/instrumented-atomic.h
@@ -23,7 +23,7 @@
* Note that @nr may be almost arbitrarily large; this function is not
* restricted to acting on a single-word quantity.
*/
-static inline void set_bit(long nr, volatile unsigned long *addr)
+static __always_inline void set_bit(long nr, volatile unsigned long *addr)
{
instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long));
arch_set_bit(nr, addr);
@@ -36,7 +36,7 @@ static inline void set_bit(long nr, volatile unsigned long *addr)
*
* This is a relaxed atomic operation (no implied memory barriers).
*/
-static inline void clear_bit(long nr, volatile unsigned long *addr)
+static __always_inline void clear_bit(long nr, volatile unsigned long *addr)
{
instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long));
arch_clear_bit(nr, addr);
@@ -52,7 +52,7 @@ static inline void clear_bit(long nr, volatile unsigned long *addr)
* Note that @nr may be almost arbitrarily large; this function is not
* restricted to acting on a single-word quantity.
*/
-static inline void change_bit(long nr, volatile unsigned long *addr)
+static __always_inline void change_bit(long nr, volatile unsigned long *addr)
{
instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long));
arch_change_bit(nr, addr);
@@ -65,7 +65,7 @@ static inline void change_bit(long nr, volatile unsigned long *addr)
*
* This is an atomic fully-ordered operation (implied full memory barrier).
*/
-static inline bool test_and_set_bit(long nr, volatile unsigned long *addr)
+static __always_inline bool test_and_set_bit(long nr, volatile unsigned long *addr)
{
kcsan_mb();
instrument_atomic_read_write(addr + BIT_WORD(nr), sizeof(long));
@@ -79,7 +79,7 @@ static inline bool test_and_set_bit(long nr, volatile unsigned long *addr)
*
* This is an atomic fully-ordered operation (implied full memory barrier).
*/
-static inline bool test_and_clear_bit(long nr, volatile unsigned long *addr)
+static __always_inline bool test_and_clear_bit(long nr, volatile unsigned long *addr)
{
kcsan_mb();
instrument_atomic_read_write(addr + BIT_WORD(nr), sizeof(long));
@@ -93,7 +93,7 @@ static inline bool test_and_clear_bit(long nr, volatile unsigned long *addr)
*
* This is an atomic fully-ordered operation (implied full memory barrier).
*/
-static inline bool test_and_change_bit(long nr, volatile unsigned long *addr)
+static __always_inline bool test_and_change_bit(long nr, volatile unsigned long *addr)
{
kcsan_mb();
instrument_atomic_read_write(addr + BIT_WORD(nr), sizeof(long));
diff --git a/include/asm-generic/bitops/instrumented-non-atomic.h b/include/asm-generic/bitops/instrumented-non-atomic.h
index 37363d570b9b..2b238b161a62 100644
--- a/include/asm-generic/bitops/instrumented-non-atomic.h
+++ b/include/asm-generic/bitops/instrumented-non-atomic.h
@@ -14,7 +14,7 @@
#include <linux/instrumented.h>
/**
- * __set_bit - Set a bit in memory
+ * ___set_bit - Set a bit in memory
* @nr: the bit to set
* @addr: the address to start counting from
*
@@ -22,14 +22,15 @@
* region of memory concurrently, the effect may be that only one operation
* succeeds.
*/
-static inline void __set_bit(long nr, volatile unsigned long *addr)
+static __always_inline void
+___set_bit(unsigned long nr, volatile unsigned long *addr)
{
instrument_write(addr + BIT_WORD(nr), sizeof(long));
arch___set_bit(nr, addr);
}
/**
- * __clear_bit - Clears a bit in memory
+ * ___clear_bit - Clears a bit in memory
* @nr: the bit to clear
* @addr: the address to start counting from
*
@@ -37,14 +38,15 @@ static inline void __set_bit(long nr, volatile unsigned long *addr)
* region of memory concurrently, the effect may be that only one operation
* succeeds.
*/
-static inline void __clear_bit(long nr, volatile unsigned long *addr)
+static __always_inline void
+___clear_bit(unsigned long nr, volatile unsigned long *addr)
{
instrument_write(addr + BIT_WORD(nr), sizeof(long));
arch___clear_bit(nr, addr);
}
/**
- * __change_bit - Toggle a bit in memory
+ * ___change_bit - Toggle a bit in memory
* @nr: the bit to change
* @addr: the address to start counting from
*
@@ -52,13 +54,14 @@ static inline void __clear_bit(long nr, volatile unsigned long *addr)
* region of memory concurrently, the effect may be that only one operation
* succeeds.
*/
-static inline void __change_bit(long nr, volatile unsigned long *addr)
+static __always_inline void
+___change_bit(unsigned long nr, volatile unsigned long *addr)
{
instrument_write(addr + BIT_WORD(nr), sizeof(long));
arch___change_bit(nr, addr);
}
-static inline void __instrument_read_write_bitop(long nr, volatile unsigned long *addr)
+static __always_inline void __instrument_read_write_bitop(long nr, volatile unsigned long *addr)
{
if (IS_ENABLED(CONFIG_KCSAN_ASSUME_PLAIN_WRITES_ATOMIC)) {
/*
@@ -83,56 +86,72 @@ static inline void __instrument_read_write_bitop(long nr, volatile unsigned long
}
/**
- * __test_and_set_bit - Set a bit and return its old value
+ * ___test_and_set_bit - Set a bit and return its old value
* @nr: Bit to set
* @addr: Address to count from
*
* This operation is non-atomic. If two instances of this operation race, one
* can appear to succeed but actually fail.
*/
-static inline bool __test_and_set_bit(long nr, volatile unsigned long *addr)
+static __always_inline bool
+___test_and_set_bit(unsigned long nr, volatile unsigned long *addr)
{
__instrument_read_write_bitop(nr, addr);
return arch___test_and_set_bit(nr, addr);
}
/**
- * __test_and_clear_bit - Clear a bit and return its old value
+ * ___test_and_clear_bit - Clear a bit and return its old value
* @nr: Bit to clear
* @addr: Address to count from
*
* This operation is non-atomic. If two instances of this operation race, one
* can appear to succeed but actually fail.
*/
-static inline bool __test_and_clear_bit(long nr, volatile unsigned long *addr)
+static __always_inline bool
+___test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
{
__instrument_read_write_bitop(nr, addr);
return arch___test_and_clear_bit(nr, addr);
}
/**
- * __test_and_change_bit - Change a bit and return its old value
+ * ___test_and_change_bit - Change a bit and return its old value
* @nr: Bit to change
* @addr: Address to count from
*
* This operation is non-atomic. If two instances of this operation race, one
* can appear to succeed but actually fail.
*/
-static inline bool __test_and_change_bit(long nr, volatile unsigned long *addr)
+static __always_inline bool
+___test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
{
__instrument_read_write_bitop(nr, addr);
return arch___test_and_change_bit(nr, addr);
}
/**
- * test_bit - Determine whether a bit is set
+ * _test_bit - Determine whether a bit is set
* @nr: bit number to test
* @addr: Address to start counting from
*/
-static inline bool test_bit(long nr, const volatile unsigned long *addr)
+static __always_inline bool
+_test_bit(unsigned long nr, const volatile unsigned long *addr)
{
instrument_atomic_read(addr + BIT_WORD(nr), sizeof(long));
return arch_test_bit(nr, addr);
}
+/**
+ * _test_bit_acquire - Determine, with acquire semantics, whether a bit is set
+ * @nr: bit number to test
+ * @addr: Address to start counting from
+ */
+static __always_inline bool
+_test_bit_acquire(unsigned long nr, const volatile unsigned long *addr)
+{
+ instrument_atomic_read(addr + BIT_WORD(nr), sizeof(long));
+ return arch_test_bit_acquire(nr, addr);
+}
+
#endif /* _ASM_GENERIC_BITOPS_INSTRUMENTED_NON_ATOMIC_H */
diff --git a/include/asm-generic/bitops/le.h b/include/asm-generic/bitops/le.h
index 5a28629cbf4d..d51beff60375 100644
--- a/include/asm-generic/bitops/le.h
+++ b/include/asm-generic/bitops/le.h
@@ -2,83 +2,19 @@
#ifndef _ASM_GENERIC_BITOPS_LE_H_
#define _ASM_GENERIC_BITOPS_LE_H_
-#include <asm-generic/bitops/find.h>
#include <asm/types.h>
#include <asm/byteorder.h>
-#include <linux/swab.h>
#if defined(__LITTLE_ENDIAN)
#define BITOP_LE_SWIZZLE 0
-static inline unsigned long find_next_zero_bit_le(const void *addr,
- unsigned long size, unsigned long offset)
-{
- return find_next_zero_bit(addr, size, offset);
-}
-
-static inline unsigned long find_next_bit_le(const void *addr,
- unsigned long size, unsigned long offset)
-{
- return find_next_bit(addr, size, offset);
-}
-
-static inline unsigned long find_first_zero_bit_le(const void *addr,
- unsigned long size)
-{
- return find_first_zero_bit(addr, size);
-}
-
#elif defined(__BIG_ENDIAN)
#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)
-#ifndef find_next_zero_bit_le
-static inline
-unsigned long find_next_zero_bit_le(const void *addr, unsigned
- long size, unsigned long offset)
-{
- if (small_const_nbits(size)) {
- unsigned long val = *(const unsigned long *)addr;
-
- if (unlikely(offset >= size))
- return size;
-
- val = swab(val) | ~GENMASK(size - 1, offset);
- return val == ~0UL ? size : ffz(val);
- }
-
- return _find_next_bit(addr, NULL, size, offset, ~0UL, 1);
-}
-#endif
-
-#ifndef find_next_bit_le
-static inline
-unsigned long find_next_bit_le(const void *addr, unsigned
- long size, unsigned long offset)
-{
- if (small_const_nbits(size)) {
- unsigned long val = *(const unsigned long *)addr;
-
- if (unlikely(offset >= size))
- return size;
-
- val = swab(val) & GENMASK(size - 1, offset);
- return val ? __ffs(val) : size;
- }
-
- return _find_next_bit(addr, NULL, size, offset, 0UL, 1);
-}
#endif
-#ifndef find_first_zero_bit_le
-#define find_first_zero_bit_le(addr, size) \
- find_next_zero_bit_le((addr), (size), 0)
-#endif
-
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
static inline int test_bit_le(int nr, const void *addr)
{
diff --git a/include/asm-generic/bitops/non-atomic.h b/include/asm-generic/bitops/non-atomic.h
index 078cc68be2f1..71f8d54a5195 100644
--- a/include/asm-generic/bitops/non-atomic.h
+++ b/include/asm-generic/bitops/non-atomic.h
@@ -2,121 +2,19 @@
#ifndef _ASM_GENERIC_BITOPS_NON_ATOMIC_H_
#define _ASM_GENERIC_BITOPS_NON_ATOMIC_H_
-#include <asm/types.h>
+#include <asm-generic/bitops/generic-non-atomic.h>
-/**
- * arch___set_bit - Set a bit in memory
- * @nr: the bit to set
- * @addr: the address to start counting from
- *
- * Unlike set_bit(), this function is non-atomic and may be reordered.
- * If it's called on the same region of memory simultaneously, the effect
- * may be that only one operation succeeds.
- */
-static __always_inline void
-arch___set_bit(unsigned int nr, volatile unsigned long *addr)
-{
- unsigned long mask = BIT_MASK(nr);
- unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+#define arch___set_bit generic___set_bit
+#define arch___clear_bit generic___clear_bit
+#define arch___change_bit generic___change_bit
- *p |= mask;
-}
-#define __set_bit arch___set_bit
+#define arch___test_and_set_bit generic___test_and_set_bit
+#define arch___test_and_clear_bit generic___test_and_clear_bit
+#define arch___test_and_change_bit generic___test_and_change_bit
-static __always_inline void
-arch___clear_bit(unsigned int nr, volatile unsigned long *addr)
-{
- unsigned long mask = BIT_MASK(nr);
- unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+#define arch_test_bit generic_test_bit
+#define arch_test_bit_acquire generic_test_bit_acquire
- *p &= ~mask;
-}
-#define __clear_bit arch___clear_bit
-
-/**
- * arch___change_bit - Toggle a bit in memory
- * @nr: the bit to change
- * @addr: the address to start counting from
- *
- * Unlike change_bit(), this function is non-atomic and may be reordered.
- * If it's called on the same region of memory simultaneously, the effect
- * may be that only one operation succeeds.
- */
-static __always_inline
-void arch___change_bit(unsigned int nr, volatile unsigned long *addr)
-{
- unsigned long mask = BIT_MASK(nr);
- unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
-
- *p ^= mask;
-}
-#define __change_bit arch___change_bit
-
-/**
- * arch___test_and_set_bit - Set a bit and return its old value
- * @nr: Bit to set
- * @addr: Address to count from
- *
- * This operation is non-atomic and can be reordered.
- * If two examples of this operation race, one can appear to succeed
- * but actually fail. You must protect multiple accesses with a lock.
- */
-static __always_inline int
-arch___test_and_set_bit(unsigned int nr, volatile unsigned long *addr)
-{
- unsigned long mask = BIT_MASK(nr);
- unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
- unsigned long old = *p;
-
- *p = old | mask;
- return (old & mask) != 0;
-}
-#define __test_and_set_bit arch___test_and_set_bit
-
-/**
- * arch___test_and_clear_bit - Clear a bit and return its old value
- * @nr: Bit to clear
- * @addr: Address to count from
- *
- * This operation is non-atomic and can be reordered.
- * If two examples of this operation race, one can appear to succeed
- * but actually fail. You must protect multiple accesses with a lock.
- */
-static __always_inline int
-arch___test_and_clear_bit(unsigned int nr, volatile unsigned long *addr)
-{
- unsigned long mask = BIT_MASK(nr);
- unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
- unsigned long old = *p;
-
- *p = old & ~mask;
- return (old & mask) != 0;
-}
-#define __test_and_clear_bit arch___test_and_clear_bit
-
-/* WARNING: non atomic and it can be reordered! */
-static __always_inline int
-arch___test_and_change_bit(unsigned int nr, volatile unsigned long *addr)
-{
- unsigned long mask = BIT_MASK(nr);
- unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
- unsigned long old = *p;
-
- *p = old ^ mask;
- return (old & mask) != 0;
-}
-#define __test_and_change_bit arch___test_and_change_bit
-
-/**
- * arch_test_bit - Determine whether a bit is set
- * @nr: bit number to test
- * @addr: Address to start counting from
- */
-static __always_inline int
-arch_test_bit(unsigned int nr, const volatile unsigned long *addr)
-{
- return 1UL & (addr[BIT_WORD(nr)] >> (nr & (BITS_PER_LONG-1)));
-}
-#define test_bit arch_test_bit
+#include <asm-generic/bitops/non-instrumented-non-atomic.h>
#endif /* _ASM_GENERIC_BITOPS_NON_ATOMIC_H_ */
diff --git a/include/asm-generic/bitops/non-instrumented-non-atomic.h b/include/asm-generic/bitops/non-instrumented-non-atomic.h
new file mode 100644
index 000000000000..0ddc78dfc358
--- /dev/null
+++ b/include/asm-generic/bitops/non-instrumented-non-atomic.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __ASM_GENERIC_BITOPS_NON_INSTRUMENTED_NON_ATOMIC_H
+#define __ASM_GENERIC_BITOPS_NON_INSTRUMENTED_NON_ATOMIC_H
+
+#define ___set_bit arch___set_bit
+#define ___clear_bit arch___clear_bit
+#define ___change_bit arch___change_bit
+
+#define ___test_and_set_bit arch___test_and_set_bit
+#define ___test_and_clear_bit arch___test_and_clear_bit
+#define ___test_and_change_bit arch___test_and_change_bit
+
+#define _test_bit arch_test_bit
+#define _test_bit_acquire arch_test_bit_acquire
+
+#endif /* __ASM_GENERIC_BITOPS_NON_INSTRUMENTED_NON_ATOMIC_H */
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index edb0e2a602a8..4050b191e1a9 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -21,6 +21,12 @@
#include <linux/panic.h>
#include <linux/printk.h>
+struct warn_args;
+struct pt_regs;
+
+void __warn(const char *file, int line, void *caller, unsigned taint,
+ struct pt_regs *regs, struct warn_args *args);
+
#ifdef CONFIG_BUG
#ifdef CONFIG_GENERIC_BUG
@@ -110,11 +116,6 @@ extern __printf(1, 2) void __warn_printk(const char *fmt, ...);
#endif
/* used internally by panic.c */
-struct warn_args;
-struct pt_regs;
-
-void __warn(const char *file, int line, void *caller, unsigned taint,
- struct pt_regs *regs, struct warn_args *args);
#ifndef WARN_ON
#define WARN_ON(condition) ({ \
@@ -219,22 +220,6 @@ void __warn(const char *file, int line, void *caller, unsigned taint,
# define WARN_ON_SMP(x) ({0;})
#endif
-/*
- * WARN_ON_FUNCTION_MISMATCH() warns if a value doesn't match a
- * function address, and can be useful for catching issues with
- * callback functions, for example.
- *
- * With CONFIG_CFI_CLANG, the warning is disabled because the
- * compiler replaces function addresses taken in C code with
- * local jump table addresses, which breaks cross-module function
- * address equality.
- */
-#if defined(CONFIG_CFI_CLANG) && defined(CONFIG_MODULES)
-# define WARN_ON_FUNCTION_MISMATCH(x, fn) ({ 0; })
-#else
-# define WARN_ON_FUNCTION_MISMATCH(x, fn) WARN_ON_ONCE((x) != (fn))
-#endif
-
#endif /* __ASSEMBLY__ */
#endif
diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index 4f07afacbc23..f46258d1a080 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -2,6 +2,8 @@
#ifndef _ASM_GENERIC_CACHEFLUSH_H
#define _ASM_GENERIC_CACHEFLUSH_H
+#include <linux/instrumented.h>
+
struct mm_struct;
struct vm_area_struct;
struct page;
@@ -105,14 +107,22 @@ static inline void flush_cache_vunmap(unsigned long start, unsigned long end)
#ifndef copy_to_user_page
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
+ instrument_copy_to_user((void __user *)dst, src, len); \
memcpy(dst, src, len); \
flush_icache_user_page(vma, page, vaddr, len); \
} while (0)
#endif
+
#ifndef copy_from_user_page
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
- memcpy(dst, src, len)
+#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
+ do { \
+ instrument_copy_from_user_before(dst, (void __user *)src, \
+ len); \
+ memcpy(dst, src, len); \
+ instrument_copy_from_user_after(dst, (void __user *)src, len, \
+ 0); \
+ } while (0)
#endif
#endif /* _ASM_GENERIC_CACHEFLUSH_H */
diff --git a/include/asm-generic/compat.h b/include/asm-generic/compat.h
index d46c0201cc34..8392caea398f 100644
--- a/include/asm-generic/compat.h
+++ b/include/asm-generic/compat.h
@@ -2,6 +2,30 @@
#ifndef __ASM_GENERIC_COMPAT_H
#define __ASM_GENERIC_COMPAT_H
+#ifndef COMPAT_USER_HZ
+#define COMPAT_USER_HZ 100
+#endif
+
+#ifndef COMPAT_RLIM_INFINITY
+#define COMPAT_RLIM_INFINITY 0xffffffff
+#endif
+
+#ifndef COMPAT_OFF_T_MAX
+#define COMPAT_OFF_T_MAX 0x7fffffff
+#endif
+
+#ifndef compat_arg_u64
+#ifndef CONFIG_CPU_BIG_ENDIAN
+#define compat_arg_u64(name) u32 name##_lo, u32 name##_hi
+#define compat_arg_u64_dual(name) u32, name##_lo, u32, name##_hi
+#else
+#define compat_arg_u64(name) u32 name##_hi, u32 name##_lo
+#define compat_arg_u64_dual(name) u32, name##_hi, u32, name##_lo
+#endif
+#define compat_arg_u64_glue(name) (((u64)name##_lo & 0xffffffffUL) | \
+ ((u64)name##_hi << 32))
+#endif /* compat_arg_u64 */
+
/* These types are common across all compat ABIs */
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
@@ -24,6 +48,11 @@ typedef u32 compat_caddr_t;
typedef u32 compat_aio_context_t;
typedef u32 compat_old_sigset_t;
+#ifndef __compat_uid_t
+typedef u32 __compat_uid_t;
+typedef u32 __compat_gid_t;
+#endif
+
#ifndef __compat_uid32_t
typedef u32 __compat_uid32_t;
typedef u32 __compat_gid32_t;
@@ -47,4 +76,93 @@ typedef u32 compat_sigset_word;
#define _COMPAT_NSIG_BPW 32
#endif
+#ifndef compat_dev_t
+typedef u32 compat_dev_t;
+#endif
+
+#ifndef compat_ipc_pid_t
+typedef s32 compat_ipc_pid_t;
+#endif
+
+#ifndef compat_fsid_t
+typedef __kernel_fsid_t compat_fsid_t;
+#endif
+
+#ifndef compat_statfs
+struct compat_statfs {
+ compat_int_t f_type;
+ compat_int_t f_bsize;
+ compat_int_t f_blocks;
+ compat_int_t f_bfree;
+ compat_int_t f_bavail;
+ compat_int_t f_files;
+ compat_int_t f_ffree;
+ compat_fsid_t f_fsid;
+ compat_int_t f_namelen;
+ compat_int_t f_frsize;
+ compat_int_t f_flags;
+ compat_int_t f_spare[4];
+};
+#endif
+
+#ifndef compat_ipc64_perm
+struct compat_ipc64_perm {
+ compat_key_t key;
+ __compat_uid32_t uid;
+ __compat_gid32_t gid;
+ __compat_uid32_t cuid;
+ __compat_gid32_t cgid;
+ compat_mode_t mode;
+ unsigned char __pad1[4 - sizeof(compat_mode_t)];
+ compat_ushort_t seq;
+ compat_ushort_t __pad2;
+ compat_ulong_t unused1;
+ compat_ulong_t unused2;
+};
+
+struct compat_semid64_ds {
+ struct compat_ipc64_perm sem_perm;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
+ compat_ulong_t sem_nsems;
+ compat_ulong_t __unused3;
+ compat_ulong_t __unused4;
+};
+
+struct compat_msqid64_ds {
+ struct compat_ipc64_perm msg_perm;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
+ compat_ulong_t msg_cbytes;
+ compat_ulong_t msg_qnum;
+ compat_ulong_t msg_qbytes;
+ compat_pid_t msg_lspid;
+ compat_pid_t msg_lrpid;
+ compat_ulong_t __unused4;
+ compat_ulong_t __unused5;
+};
+
+struct compat_shmid64_ds {
+ struct compat_ipc64_perm shm_perm;
+ compat_size_t shm_segsz;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
+ compat_pid_t shm_cpid;
+ compat_pid_t shm_lpid;
+ compat_ulong_t shm_nattch;
+ compat_ulong_t __unused4;
+ compat_ulong_t __unused5;
+};
+#endif
+
#endif
diff --git a/include/asm-generic/export.h b/include/asm-generic/export.h
index 07a36a874dca..5e4b1f2369d2 100644
--- a/include/asm-generic/export.h
+++ b/include/asm-generic/export.h
@@ -2,6 +2,14 @@
#ifndef __ASM_GENERIC_EXPORT_H
#define __ASM_GENERIC_EXPORT_H
+/*
+ * This comment block is used by fixdep. Please do not remove.
+ *
+ * When CONFIG_MODVERSIONS is changed from n to y, all source files having
+ * EXPORT_SYMBOL variants must be re-compiled because genksyms is run as a
+ * side effect of the *.o build rule.
+ */
+
#ifndef KSYM_FUNC
#define KSYM_FUNC(x) x
#endif
@@ -12,9 +20,6 @@
#else
#define KSYM_ALIGN 4
#endif
-#ifndef KCRC_ALIGN
-#define KCRC_ALIGN 4
-#endif
.macro __put, val, name
#ifdef CONFIG_HAVE_ARCH_PREL32_RELOCATIONS
@@ -43,17 +48,6 @@ __ksymtab_\name:
__kstrtab_\name:
.asciz "\name"
.previous
-#ifdef CONFIG_MODVERSIONS
- .section ___kcrctab\sec+\name,"a"
- .balign KCRC_ALIGN
-#if defined(CONFIG_MODULE_REL_CRCS)
- .long __crc_\name - .
-#else
- .long __crc_\name
-#endif
- .weak __crc_\name
- .previous
-#endif
#endif
.endm
diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h
index f4c3470480c7..2a19215baae5 100644
--- a/include/asm-generic/futex.h
+++ b/include/asm-generic/futex.h
@@ -6,15 +6,22 @@
#include <linux/uaccess.h>
#include <asm/errno.h>
+#ifndef futex_atomic_cmpxchg_inatomic
#ifndef CONFIG_SMP
/*
* The following implementation only for uniprocessor machines.
* It relies on preempt_disable() ensuring mutual exclusion.
*
*/
+#define futex_atomic_cmpxchg_inatomic(uval, uaddr, oldval, newval) \
+ futex_atomic_cmpxchg_inatomic_local(uval, uaddr, oldval, newval)
+#define arch_futex_atomic_op_inuser(op, oparg, oval, uaddr) \
+ futex_atomic_op_inuser_local(op, oparg, oval, uaddr)
+#endif /* CONFIG_SMP */
+#endif
/**
- * arch_futex_atomic_op_inuser() - Atomic arithmetic operation with constant
+ * futex_atomic_op_inuser_local() - Atomic arithmetic operation with constant
* argument and comparison of the previous
* futex value with another constant.
*
@@ -28,7 +35,7 @@
* -ENOSYS - Operation not supported
*/
static inline int
-arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 __user *uaddr)
+futex_atomic_op_inuser_local(int op, u32 oparg, int *oval, u32 __user *uaddr)
{
int oldval, ret;
u32 tmp;
@@ -75,7 +82,7 @@ out_pagefault_enable:
}
/**
- * futex_atomic_cmpxchg_inatomic() - Compare and exchange the content of the
+ * futex_atomic_cmpxchg_inatomic_local() - Compare and exchange the content of the
* uaddr with newval if the current value is
* oldval.
* @uval: pointer to store content of @uaddr
@@ -87,10 +94,9 @@ out_pagefault_enable:
* 0 - On success
* -EFAULT - User access resulted in a page fault
* -EAGAIN - Atomic operation was unable to complete due to contention
- * -ENOSYS - Function not implemented (only if !HAVE_FUTEX_CMPXCHG)
*/
static inline int
-futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
+futex_atomic_cmpxchg_inatomic_local(u32 *uval, u32 __user *uaddr,
u32 oldval, u32 newval)
{
u32 val;
@@ -112,19 +118,4 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
return 0;
}
-#else
-static inline int
-arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 __user *uaddr)
-{
- return -ENOSYS;
-}
-
-static inline int
-futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
- u32 oldval, u32 newval)
-{
- return -ENOSYS;
-}
-
-#endif /* CONFIG_SMP */
#endif
diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h
index 8e1e6244a89d..a57d667addd2 100644
--- a/include/asm-generic/hugetlb.h
+++ b/include/asm-generic/hugetlb.h
@@ -2,6 +2,9 @@
#ifndef _ASM_GENERIC_HUGETLB_H
#define _ASM_GENERIC_HUGETLB_H
+#include <linux/swap.h>
+#include <linux/swapops.h>
+
static inline pte_t mk_huge_pte(struct page *page, pgprot_t pgprot)
{
return mk_pte(page, pgprot);
@@ -32,6 +35,21 @@ static inline pte_t huge_pte_modify(pte_t pte, pgprot_t newprot)
return pte_modify(pte, newprot);
}
+static inline pte_t huge_pte_mkuffd_wp(pte_t pte)
+{
+ return pte_mkuffd_wp(pte);
+}
+
+static inline pte_t huge_pte_clear_uffd_wp(pte_t pte)
+{
+ return pte_clear_uffd_wp(pte);
+}
+
+static inline int huge_pte_uffd_wp(pte_t pte)
+{
+ return pte_uffd_wp(pte);
+}
+
#ifndef __HAVE_ARCH_HUGE_PTE_CLEAR
static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, unsigned long sz)
@@ -66,10 +84,10 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
#endif
#ifndef __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
-static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
+static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep)
{
- ptep_clear_flush(vma, addr, ptep);
+ return ptep_clear_flush(vma, addr, ptep);
}
#endif
@@ -80,6 +98,12 @@ static inline int huge_pte_none(pte_t pte)
}
#endif
+/* Please refer to comments above pte_none_mostly() for the usage */
+static inline int huge_pte_none_mostly(pte_t pte)
+{
+ return huge_pte_none(pte) || is_pte_marker(pte);
+}
+
#ifndef __HAVE_ARCH_HUGE_PTE_WRPROTECT
static inline pte_t huge_pte_wrprotect(pte_t pte)
{
diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h
index 8ed6733d5146..b17c6eeb9afa 100644
--- a/include/asm-generic/hyperv-tlfs.h
+++ b/include/asm-generic/hyperv-tlfs.h
@@ -102,6 +102,15 @@ struct ms_hyperv_tsc_page {
volatile s64 tsc_offset;
} __packed;
+union hv_reference_tsc_msr {
+ u64 as_uint64;
+ struct {
+ u64 enable:1;
+ u64 reserved:11;
+ u64 pfn:52;
+ } __packed;
+};
+
/*
* The guest OS needs to register the guest ID with the hypervisor.
* The guest ID is a 64 bit entity and the structure of this ID is
@@ -183,11 +192,18 @@ enum HV_GENERIC_SET_FORMAT {
#define HV_HYPERCALL_RESULT_MASK GENMASK_ULL(15, 0)
#define HV_HYPERCALL_FAST_BIT BIT(16)
#define HV_HYPERCALL_VARHEAD_OFFSET 17
+#define HV_HYPERCALL_VARHEAD_MASK GENMASK_ULL(26, 17)
+#define HV_HYPERCALL_RSVD0_MASK GENMASK_ULL(31, 27)
#define HV_HYPERCALL_REP_COMP_OFFSET 32
#define HV_HYPERCALL_REP_COMP_1 BIT_ULL(32)
#define HV_HYPERCALL_REP_COMP_MASK GENMASK_ULL(43, 32)
+#define HV_HYPERCALL_RSVD1_MASK GENMASK_ULL(47, 44)
#define HV_HYPERCALL_REP_START_OFFSET 48
#define HV_HYPERCALL_REP_START_MASK GENMASK_ULL(59, 48)
+#define HV_HYPERCALL_RSVD2_MASK GENMASK_ULL(63, 60)
+#define HV_HYPERCALL_RSVD_MASK (HV_HYPERCALL_RSVD0_MASK | \
+ HV_HYPERCALL_RSVD1_MASK | \
+ HV_HYPERCALL_RSVD2_MASK)
/* hypercall status code */
#define HV_STATUS_SUCCESS 0
@@ -540,39 +556,6 @@ enum hv_interrupt_source {
HV_INTERRUPT_SOURCE_IOAPIC,
};
-union hv_msi_address_register {
- u32 as_uint32;
- struct {
- u32 reserved1:2;
- u32 destination_mode:1;
- u32 redirection_hint:1;
- u32 reserved2:8;
- u32 destination_id:8;
- u32 msi_base:12;
- };
-} __packed;
-
-union hv_msi_data_register {
- u32 as_uint32;
- struct {
- u32 vector:8;
- u32 delivery_mode:3;
- u32 reserved1:3;
- u32 level_assert:1;
- u32 trigger_mode:1;
- u32 reserved2:16;
- };
-} __packed;
-
-/* HvRetargetDeviceInterrupt hypercall */
-union hv_msi_entry {
- u64 as_uint64;
- struct {
- union hv_msi_address_register address;
- union hv_msi_data_register data;
- } __packed;
-};
-
union hv_ioapic_rte {
u64 as_uint64;
diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
index 7ce93aaf69f8..a68f8fbf423b 100644
--- a/include/asm-generic/io.h
+++ b/include/asm-generic/io.h
@@ -10,6 +10,7 @@
#include <asm/page.h> /* I/O is all done through memory accesses */
#include <linux/string.h> /* for memset() and memcpy() */
#include <linux/types.h>
+#include <linux/instruction_pointer.h>
#ifdef CONFIG_GENERIC_IOMAP
#include <asm-generic/iomap.h>
@@ -61,6 +62,44 @@
#define __io_par(v) __io_ar(v)
#endif
+/*
+ * "__DISABLE_TRACE_MMIO__" flag can be used to disable MMIO tracing for
+ * specific kernel drivers in case of excessive/unwanted logging.
+ *
+ * Usage: Add a #define flag at the beginning of the driver file.
+ * Ex: #define __DISABLE_TRACE_MMIO__
+ * #include <...>
+ * ...
+ */
+#if IS_ENABLED(CONFIG_TRACE_MMIO_ACCESS) && !(defined(__DISABLE_TRACE_MMIO__))
+#include <linux/tracepoint-defs.h>
+
+DECLARE_TRACEPOINT(rwmmio_write);
+DECLARE_TRACEPOINT(rwmmio_post_write);
+DECLARE_TRACEPOINT(rwmmio_read);
+DECLARE_TRACEPOINT(rwmmio_post_read);
+
+void log_write_mmio(u64 val, u8 width, volatile void __iomem *addr,
+ unsigned long caller_addr);
+void log_post_write_mmio(u64 val, u8 width, volatile void __iomem *addr,
+ unsigned long caller_addr);
+void log_read_mmio(u8 width, const volatile void __iomem *addr,
+ unsigned long caller_addr);
+void log_post_read_mmio(u64 val, u8 width, const volatile void __iomem *addr,
+ unsigned long caller_addr);
+
+#else
+
+static inline void log_write_mmio(u64 val, u8 width, volatile void __iomem *addr,
+ unsigned long caller_addr) {}
+static inline void log_post_write_mmio(u64 val, u8 width, volatile void __iomem *addr,
+ unsigned long caller_addr) {}
+static inline void log_read_mmio(u8 width, const volatile void __iomem *addr,
+ unsigned long caller_addr) {}
+static inline void log_post_read_mmio(u64 val, u8 width, const volatile void __iomem *addr,
+ unsigned long caller_addr) {}
+
+#endif /* CONFIG_TRACE_MMIO_ACCESS */
/*
* __raw_{read,write}{b,w,l,q}() access memory in native endianness.
@@ -149,9 +188,11 @@ static inline u8 readb(const volatile void __iomem *addr)
{
u8 val;
+ log_read_mmio(8, addr, _THIS_IP_);
__io_br();
val = __raw_readb(addr);
__io_ar(val);
+ log_post_read_mmio(val, 8, addr, _THIS_IP_);
return val;
}
#endif
@@ -162,9 +203,11 @@ static inline u16 readw(const volatile void __iomem *addr)
{
u16 val;
+ log_read_mmio(16, addr, _THIS_IP_);
__io_br();
val = __le16_to_cpu((__le16 __force)__raw_readw(addr));
__io_ar(val);
+ log_post_read_mmio(val, 16, addr, _THIS_IP_);
return val;
}
#endif
@@ -175,9 +218,11 @@ static inline u32 readl(const volatile void __iomem *addr)
{
u32 val;
+ log_read_mmio(32, addr, _THIS_IP_);
__io_br();
val = __le32_to_cpu((__le32 __force)__raw_readl(addr));
__io_ar(val);
+ log_post_read_mmio(val, 32, addr, _THIS_IP_);
return val;
}
#endif
@@ -189,9 +234,11 @@ static inline u64 readq(const volatile void __iomem *addr)
{
u64 val;
+ log_read_mmio(64, addr, _THIS_IP_);
__io_br();
val = __le64_to_cpu(__raw_readq(addr));
__io_ar(val);
+ log_post_read_mmio(val, 64, addr, _THIS_IP_);
return val;
}
#endif
@@ -201,9 +248,11 @@ static inline u64 readq(const volatile void __iomem *addr)
#define writeb writeb
static inline void writeb(u8 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 8, addr, _THIS_IP_);
__io_bw();
__raw_writeb(value, addr);
__io_aw();
+ log_post_write_mmio(value, 8, addr, _THIS_IP_);
}
#endif
@@ -211,9 +260,11 @@ static inline void writeb(u8 value, volatile void __iomem *addr)
#define writew writew
static inline void writew(u16 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 16, addr, _THIS_IP_);
__io_bw();
__raw_writew((u16 __force)cpu_to_le16(value), addr);
__io_aw();
+ log_post_write_mmio(value, 16, addr, _THIS_IP_);
}
#endif
@@ -221,9 +272,11 @@ static inline void writew(u16 value, volatile void __iomem *addr)
#define writel writel
static inline void writel(u32 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 32, addr, _THIS_IP_);
__io_bw();
__raw_writel((u32 __force)__cpu_to_le32(value), addr);
__io_aw();
+ log_post_write_mmio(value, 32, addr, _THIS_IP_);
}
#endif
@@ -232,9 +285,11 @@ static inline void writel(u32 value, volatile void __iomem *addr)
#define writeq writeq
static inline void writeq(u64 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 64, addr, _THIS_IP_);
__io_bw();
__raw_writeq(__cpu_to_le64(value), addr);
__io_aw();
+ log_post_write_mmio(value, 64, addr, _THIS_IP_);
}
#endif
#endif /* CONFIG_64BIT */
@@ -248,7 +303,12 @@ static inline void writeq(u64 value, volatile void __iomem *addr)
#define readb_relaxed readb_relaxed
static inline u8 readb_relaxed(const volatile void __iomem *addr)
{
- return __raw_readb(addr);
+ u8 val;
+
+ log_read_mmio(8, addr, _THIS_IP_);
+ val = __raw_readb(addr);
+ log_post_read_mmio(val, 8, addr, _THIS_IP_);
+ return val;
}
#endif
@@ -256,7 +316,12 @@ static inline u8 readb_relaxed(const volatile void __iomem *addr)
#define readw_relaxed readw_relaxed
static inline u16 readw_relaxed(const volatile void __iomem *addr)
{
- return __le16_to_cpu(__raw_readw(addr));
+ u16 val;
+
+ log_read_mmio(16, addr, _THIS_IP_);
+ val = __le16_to_cpu(__raw_readw(addr));
+ log_post_read_mmio(val, 16, addr, _THIS_IP_);
+ return val;
}
#endif
@@ -264,7 +329,12 @@ static inline u16 readw_relaxed(const volatile void __iomem *addr)
#define readl_relaxed readl_relaxed
static inline u32 readl_relaxed(const volatile void __iomem *addr)
{
- return __le32_to_cpu(__raw_readl(addr));
+ u32 val;
+
+ log_read_mmio(32, addr, _THIS_IP_);
+ val = __le32_to_cpu(__raw_readl(addr));
+ log_post_read_mmio(val, 32, addr, _THIS_IP_);
+ return val;
}
#endif
@@ -272,7 +342,12 @@ static inline u32 readl_relaxed(const volatile void __iomem *addr)
#define readq_relaxed readq_relaxed
static inline u64 readq_relaxed(const volatile void __iomem *addr)
{
- return __le64_to_cpu(__raw_readq(addr));
+ u64 val;
+
+ log_read_mmio(64, addr, _THIS_IP_);
+ val = __le64_to_cpu(__raw_readq(addr));
+ log_post_read_mmio(val, 64, addr, _THIS_IP_);
+ return val;
}
#endif
@@ -280,7 +355,9 @@ static inline u64 readq_relaxed(const volatile void __iomem *addr)
#define writeb_relaxed writeb_relaxed
static inline void writeb_relaxed(u8 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 8, addr, _THIS_IP_);
__raw_writeb(value, addr);
+ log_post_write_mmio(value, 8, addr, _THIS_IP_);
}
#endif
@@ -288,7 +365,9 @@ static inline void writeb_relaxed(u8 value, volatile void __iomem *addr)
#define writew_relaxed writew_relaxed
static inline void writew_relaxed(u16 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 16, addr, _THIS_IP_);
__raw_writew(cpu_to_le16(value), addr);
+ log_post_write_mmio(value, 16, addr, _THIS_IP_);
}
#endif
@@ -296,7 +375,9 @@ static inline void writew_relaxed(u16 value, volatile void __iomem *addr)
#define writel_relaxed writel_relaxed
static inline void writel_relaxed(u32 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 32, addr, _THIS_IP_);
__raw_writel(__cpu_to_le32(value), addr);
+ log_post_write_mmio(value, 32, addr, _THIS_IP_);
}
#endif
@@ -304,7 +385,9 @@ static inline void writel_relaxed(u32 value, volatile void __iomem *addr)
#define writeq_relaxed writeq_relaxed
static inline void writeq_relaxed(u64 value, volatile void __iomem *addr)
{
+ log_write_mmio(value, 64, addr, _THIS_IP_);
__raw_writeq(__cpu_to_le64(value), addr);
+ log_post_write_mmio(value, 64, addr, _THIS_IP_);
}
#endif
@@ -964,7 +1047,34 @@ static inline void iounmap(volatile void __iomem *addr)
#elif defined(CONFIG_GENERIC_IOREMAP)
#include <linux/pgtable.h>
-void __iomem *ioremap_prot(phys_addr_t addr, size_t size, unsigned long prot);
+/*
+ * Arch code can implement the following two hooks when using GENERIC_IOREMAP
+ * ioremap_allowed() return a bool,
+ * - true means continue to remap
+ * - false means skip remap and return directly
+ * iounmap_allowed() return a bool,
+ * - true means continue to vunmap
+ * - false means skip vunmap and return directly
+ */
+#ifndef ioremap_allowed
+#define ioremap_allowed ioremap_allowed
+static inline bool ioremap_allowed(phys_addr_t phys_addr, size_t size,
+ unsigned long prot)
+{
+ return true;
+}
+#endif
+
+#ifndef iounmap_allowed
+#define iounmap_allowed iounmap_allowed
+static inline bool iounmap_allowed(void *addr)
+{
+ return true;
+}
+#endif
+
+void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size,
+ unsigned long prot);
void iounmap(volatile void __iomem *addr);
static inline void __iomem *ioremap(phys_addr_t addr, size_t size)
@@ -1059,20 +1169,6 @@ static inline void unxlate_dev_mem_ptr(phys_addr_t phys, void *addr)
}
#endif
-#ifdef CONFIG_VIRT_TO_BUS
-#ifndef virt_to_bus
-static inline unsigned long virt_to_bus(void *address)
-{
- return (unsigned long)address;
-}
-
-static inline void *bus_to_virt(unsigned long address)
-{
- return (void *)address;
-}
-#endif
-#endif
-
#ifndef memset_io
#define memset_io memset_io
/**
@@ -1125,9 +1221,7 @@ static inline void memcpy_toio(volatile void __iomem *addr, const void *buffer,
}
#endif
-#ifndef CONFIG_GENERIC_DEVMEM_IS_ALLOWED
extern int devmem_is_allowed(unsigned long pfn);
-#endif
#endif /* __KERNEL__ */
diff --git a/include/asm-generic/mshyperv.h b/include/asm-generic/mshyperv.h
index 3e2248ac328e..bfb9eb9d7215 100644
--- a/include/asm-generic/mshyperv.h
+++ b/include/asm-generic/mshyperv.h
@@ -49,8 +49,8 @@ struct ms_hyperv_info {
};
extern struct ms_hyperv_info ms_hyperv;
-extern void __percpu **hyperv_pcpu_input_arg;
-extern void __percpu **hyperv_pcpu_output_arg;
+extern void * __percpu *hyperv_pcpu_input_arg;
+extern void * __percpu *hyperv_pcpu_output_arg;
extern u64 hv_do_hypercall(u64 control, void *inputaddr, void *outputaddr);
extern u64 hv_do_fast_hypercall8(u16 control, u64 input8);
@@ -105,15 +105,12 @@ static inline u64 hv_do_rep_hypercall(u16 code, u16 rep_count, u16 varhead_size,
}
/* Generate the guest OS identifier as described in the Hyper-V TLFS */
-static inline __u64 generate_guest_id(__u64 d_info1, __u64 kernel_version,
- __u64 d_info2)
+static inline u64 hv_generate_guest_id(u64 kernel_version)
{
- __u64 guest_id = 0;
+ u64 guest_id;
- guest_id = (((__u64)HV_LINUX_VENDOR_ID) << 48);
- guest_id |= (d_info1 << 48);
+ guest_id = (((u64)HV_LINUX_VENDOR_ID) << 48);
guest_id |= (kernel_version << 16);
- guest_id |= d_info2;
return guest_id;
}
@@ -269,6 +266,9 @@ bool hv_isolation_type_snp(void);
u64 hv_ghcb_hypercall(u64 control, void *input, void *output, u32 input_size);
void hyperv_cleanup(void);
bool hv_query_ext_cap(u64 cap_query);
+void hv_setup_dma_ops(struct device *dev, bool coherent);
+void *hv_map_memory(void *addr, unsigned long size);
+void hv_unmap_memory(void *addr);
#else /* CONFIG_HYPERV */
static inline bool hv_is_hyperv_initialized(void) { return false; }
static inline bool hv_is_hibernation_supported(void) { return false; }
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
index 6bb3cd3d695a..6869f1061528 100644
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -1,17 +1,30 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * linux/include/asm-generic/pci.h
- *
- * Copyright (C) 2003 Russell King
- */
-#ifndef _ASM_GENERIC_PCI_H
-#define _ASM_GENERIC_PCI_H
+/* SPDX-License-Identifier: GPL-2.0-only */
-#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
-static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
+#ifndef __ASM_GENERIC_PCI_H
+#define __ASM_GENERIC_PCI_H
+
+#ifndef PCIBIOS_MIN_IO
+#define PCIBIOS_MIN_IO 0
+#endif
+
+#ifndef PCIBIOS_MIN_MEM
+#define PCIBIOS_MIN_MEM 0
+#endif
+
+#ifndef pcibios_assign_all_busses
+/* For bootloaders that do not initialize the PCI bus */
+#define pcibios_assign_all_busses() 1
+#endif
+
+/* Enable generic resource mapping code in drivers/pci/ */
+#define ARCH_GENERIC_PCI_MMAP_RESOURCE
+
+#ifdef CONFIG_PCI_DOMAINS
+static inline int pci_proc_domain(struct pci_bus *bus)
{
- return channel ? 15 : 14;
+ /* always show the domain in /proc */
+ return 1;
}
-#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
+#endif /* CONFIG_PCI_DOMAINS */
-#endif /* _ASM_GENERIC_PCI_H */
+#endif /* __ASM_GENERIC_PCI_H */
diff --git a/include/asm-generic/pci_iomap.h b/include/asm-generic/pci_iomap.h
index 5a2f9bf53384..8fbb0a55545d 100644
--- a/include/asm-generic/pci_iomap.h
+++ b/include/asm-generic/pci_iomap.h
@@ -25,6 +25,8 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
#ifdef CONFIG_NO_GENERIC_PCI_IOPORT_MAP
extern void __iomem *__pci_ioport_map(struct pci_dev *dev, unsigned long port,
unsigned int nr);
+#elif !defined(CONFIG_HAS_IOPORT_MAP)
+#define __pci_ioport_map(dev, port, nr) NULL
#else
#define __pci_ioport_map(dev, port, nr) ioport_map((port), (nr))
#endif
diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h
index 02932efad3ab..977bea16cf1b 100644
--- a/include/asm-generic/pgalloc.h
+++ b/include/asm-generic/pgalloc.h
@@ -147,6 +147,15 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
#if CONFIG_PGTABLE_LEVELS > 3
+static inline pud_t *__pud_alloc_one(struct mm_struct *mm, unsigned long addr)
+{
+ gfp_t gfp = GFP_PGTABLE_USER;
+
+ if (mm == &init_mm)
+ gfp = GFP_PGTABLE_KERNEL;
+ return (pud_t *)get_zeroed_page(gfp);
+}
+
#ifndef __HAVE_ARCH_PUD_ALLOC_ONE
/**
* pud_alloc_one - allocate a page for PUD-level page table
@@ -159,20 +168,23 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
*/
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- gfp_t gfp = GFP_PGTABLE_USER;
-
- if (mm == &init_mm)
- gfp = GFP_PGTABLE_KERNEL;
- return (pud_t *)get_zeroed_page(gfp);
+ return __pud_alloc_one(mm, addr);
}
#endif
-static inline void pud_free(struct mm_struct *mm, pud_t *pud)
+static inline void __pud_free(struct mm_struct *mm, pud_t *pud)
{
BUG_ON((unsigned long)pud & (PAGE_SIZE-1));
free_page((unsigned long)pud);
}
+#ifndef __HAVE_ARCH_PUD_FREE
+static inline void pud_free(struct mm_struct *mm, pud_t *pud)
+{
+ __pud_free(mm, pud);
+}
+#endif
+
#endif /* CONFIG_PGTABLE_LEVELS > 3 */
#ifndef __HAVE_ARCH_PGD_FREE
diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h
index 10789cf51d16..8ffd64e7a24c 100644
--- a/include/asm-generic/pgtable-nopmd.h
+++ b/include/asm-generic/pgtable-nopmd.h
@@ -30,6 +30,8 @@ typedef struct { pud_t pud; } pmd_t;
static inline int pud_none(pud_t pud) { return 0; }
static inline int pud_bad(pud_t pud) { return 0; }
static inline int pud_present(pud_t pud) { return 1; }
+static inline int pud_user(pud_t pud) { return 0; }
+static inline int pud_leaf(pud_t pud) { return 0; }
static inline void pud_clear(pud_t *pud) { }
#define pmd_ERROR(pmd) (pud_ERROR((pmd).pud))
diff --git a/include/asm-generic/qrwlock.h b/include/asm-generic/qrwlock.h
index 7ae0ece07b4e..75b8f4601b28 100644
--- a/include/asm-generic/qrwlock.h
+++ b/include/asm-generic/qrwlock.h
@@ -2,6 +2,10 @@
/*
* Queue read/write lock
*
+ * These use generic atomic and locking routines, but depend on a fair spinlock
+ * implementation in order to be fair themselves. The implementation in
+ * asm-generic/spinlock.h meets these requirements.
+ *
* (C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.
*
* Authors: Waiman Long <waiman.long@hp.com>
@@ -33,8 +37,8 @@ extern void queued_read_lock_slowpath(struct qrwlock *lock);
extern void queued_write_lock_slowpath(struct qrwlock *lock);
/**
- * queued_read_trylock - try to acquire read lock of a queue rwlock
- * @lock : Pointer to queue rwlock structure
+ * queued_read_trylock - try to acquire read lock of a queued rwlock
+ * @lock : Pointer to queued rwlock structure
* Return: 1 if lock acquired, 0 if failed
*/
static inline int queued_read_trylock(struct qrwlock *lock)
@@ -52,8 +56,8 @@ static inline int queued_read_trylock(struct qrwlock *lock)
}
/**
- * queued_write_trylock - try to acquire write lock of a queue rwlock
- * @lock : Pointer to queue rwlock structure
+ * queued_write_trylock - try to acquire write lock of a queued rwlock
+ * @lock : Pointer to queued rwlock structure
* Return: 1 if lock acquired, 0 if failed
*/
static inline int queued_write_trylock(struct qrwlock *lock)
@@ -68,8 +72,8 @@ static inline int queued_write_trylock(struct qrwlock *lock)
_QW_LOCKED));
}
/**
- * queued_read_lock - acquire read lock of a queue rwlock
- * @lock: Pointer to queue rwlock structure
+ * queued_read_lock - acquire read lock of a queued rwlock
+ * @lock: Pointer to queued rwlock structure
*/
static inline void queued_read_lock(struct qrwlock *lock)
{
@@ -84,8 +88,8 @@ static inline void queued_read_lock(struct qrwlock *lock)
}
/**
- * queued_write_lock - acquire write lock of a queue rwlock
- * @lock : Pointer to queue rwlock structure
+ * queued_write_lock - acquire write lock of a queued rwlock
+ * @lock : Pointer to queued rwlock structure
*/
static inline void queued_write_lock(struct qrwlock *lock)
{
@@ -98,8 +102,8 @@ static inline void queued_write_lock(struct qrwlock *lock)
}
/**
- * queued_read_unlock - release read lock of a queue rwlock
- * @lock : Pointer to queue rwlock structure
+ * queued_read_unlock - release read lock of a queued rwlock
+ * @lock : Pointer to queued rwlock structure
*/
static inline void queued_read_unlock(struct qrwlock *lock)
{
@@ -110,8 +114,8 @@ static inline void queued_read_unlock(struct qrwlock *lock)
}
/**
- * queued_write_unlock - release write lock of a queue rwlock
- * @lock : Pointer to queue rwlock structure
+ * queued_write_unlock - release write lock of a queued rwlock
+ * @lock : Pointer to queued rwlock structure
*/
static inline void queued_write_unlock(struct qrwlock *lock)
{
@@ -120,7 +124,7 @@ static inline void queued_write_unlock(struct qrwlock *lock)
/**
* queued_rwlock_is_contended - check if the lock is contended
- * @lock : Pointer to queue rwlock structure
+ * @lock : Pointer to queued rwlock structure
* Return: 1 if lock contended, 0 otherwise
*/
static inline int queued_rwlock_is_contended(struct qrwlock *lock)
@@ -130,7 +134,7 @@ static inline int queued_rwlock_is_contended(struct qrwlock *lock)
/*
* Remapping rwlock architecture specific functions to the corresponding
- * queue rwlock functions.
+ * queued rwlock functions.
*/
#define arch_read_lock(l) queued_read_lock(l)
#define arch_write_lock(l) queued_write_lock(l)
diff --git a/include/asm-generic/qrwlock_types.h b/include/asm-generic/qrwlock_types.h
index c36f1d5a2572..12392c14c4d0 100644
--- a/include/asm-generic/qrwlock_types.h
+++ b/include/asm-generic/qrwlock_types.h
@@ -7,7 +7,7 @@
#include <asm/spinlock_types.h>
/*
- * The queue read/write lock data structure
+ * The queued read/write lock data structure
*/
typedef struct qrwlock {
diff --git a/include/asm-generic/qspinlock.h b/include/asm-generic/qspinlock.h
index d74b13825501..995513fa2690 100644
--- a/include/asm-generic/qspinlock.h
+++ b/include/asm-generic/qspinlock.h
@@ -2,6 +2,35 @@
/*
* Queued spinlock
*
+ * A 'generic' spinlock implementation that is based on MCS locks. For an
+ * architecture that's looking for a 'generic' spinlock, please first consider
+ * ticket-lock.h and only come looking here when you've considered all the
+ * constraints below and can show your hardware does actually perform better
+ * with qspinlock.
+ *
+ * qspinlock relies on atomic_*_release()/atomic_*_acquire() to be RCsc (or no
+ * weaker than RCtso if you're power), where regular code only expects atomic_t
+ * to be RCpc.
+ *
+ * qspinlock relies on a far greater (compared to asm-generic/spinlock.h) set
+ * of atomic operations to behave well together, please audit them carefully to
+ * ensure they all have forward progress. Many atomic operations may default to
+ * cmpxchg() loops which will not have good forward progress properties on
+ * LL/SC architectures.
+ *
+ * One notable example is atomic_fetch_or_acquire(), which x86 cannot (cheaply)
+ * do. Carefully read the patches that introduced
+ * queued_fetch_set_pending_acquire().
+ *
+ * qspinlock also heavily relies on mixed size atomic operations, in specific
+ * it requires architectures to have xchg16; something which many LL/SC
+ * architectures need to implement as a 32bit and+or in order to satisfy the
+ * forward progress guarantees mentioned above.
+ *
+ * Further reading on mixed size atomics that might be relevant:
+ *
+ * http://www.cl.cam.ac.uk/~pes20/popl17/mixed-size.pdf
+ *
* (C) Copyright 2013-2015 Hewlett-Packard Development Company, L.P.
* (C) Copyright 2015 Hewlett-Packard Enterprise Development LP
*
diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h
index 690f741764e1..db13bb620f52 100644
--- a/include/asm-generic/sections.h
+++ b/include/asm-generic/sections.h
@@ -59,11 +59,24 @@ extern char __noinstr_text_start[], __noinstr_text_end[];
extern __visible const void __nosave_begin, __nosave_end;
/* Function descriptor handling (if any). Override in asm/sections.h */
-#ifndef dereference_function_descriptor
+#ifdef CONFIG_HAVE_FUNCTION_DESCRIPTORS
+void *dereference_function_descriptor(void *ptr);
+void *dereference_kernel_function_descriptor(void *ptr);
+#else
#define dereference_function_descriptor(p) ((void *)(p))
#define dereference_kernel_function_descriptor(p) ((void *)(p))
+
+/* An address is simply the address of the function. */
+typedef struct {
+ unsigned long addr;
+} func_desc_t;
#endif
+static inline bool have_function_descriptors(void)
+{
+ return IS_ENABLED(CONFIG_HAVE_FUNCTION_DESCRIPTORS);
+}
+
/**
* memory_contains - checks if an object is contained within a memory region
* @begin: virtual address of the beginning of the memory region
@@ -84,7 +97,7 @@ static inline bool memory_contains(void *begin, void *end, void *virt,
/**
* memory_intersects - checks if the region occupied by an object intersects
* with another memory region
- * @begin: virtual address of the beginning of the memory regien
+ * @begin: virtual address of the beginning of the memory region
* @end: virtual address of the end of the memory region
* @virt: virtual address of the memory object
* @size: size of the memory object
@@ -97,7 +110,10 @@ static inline bool memory_intersects(void *begin, void *end, void *virt,
{
void *vend = virt + size;
- return (virt >= begin && virt < end) || (vend >= begin && vend < end);
+ if (virt < end && vend > begin)
+ return true;
+
+ return false;
}
/**
diff --git a/include/asm-generic/signal.h b/include/asm-generic/signal.h
index c53984fa9761..663dd6d0795d 100644
--- a/include/asm-generic/signal.h
+++ b/include/asm-generic/signal.h
@@ -5,8 +5,6 @@
#include <uapi/asm-generic/signal.h>
#ifndef __ASSEMBLY__
-#ifdef SA_RESTORER
-#endif
#include <asm/sigcontext.h>
#undef __HAVE_ARCH_SIG_BITOPS
diff --git a/include/asm-generic/softirq_stack.h b/include/asm-generic/softirq_stack.h
index eceeecf6a5bd..2a67aed9ac52 100644
--- a/include/asm-generic/softirq_stack.h
+++ b/include/asm-generic/softirq_stack.h
@@ -2,7 +2,7 @@
#ifndef __ASM_GENERIC_SOFTIRQ_STACK_H
#define __ASM_GENERIC_SOFTIRQ_STACK_H
-#ifdef CONFIG_HAVE_SOFTIRQ_ON_OWN_STACK
+#ifdef CONFIG_SOFTIRQ_ON_OWN_STACK
void do_softirq_own_stack(void);
#else
static inline void do_softirq_own_stack(void)
diff --git a/include/asm-generic/spinlock.h b/include/asm-generic/spinlock.h
index adaf6acab172..fdfebcb050f4 100644
--- a/include/asm-generic/spinlock.h
+++ b/include/asm-generic/spinlock.h
@@ -1,12 +1,92 @@
/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __ASM_GENERIC_SPINLOCK_H
-#define __ASM_GENERIC_SPINLOCK_H
+
/*
- * You need to implement asm/spinlock.h for SMP support. The generic
- * version does not handle SMP.
+ * 'Generic' ticket-lock implementation.
+ *
+ * It relies on atomic_fetch_add() having well defined forward progress
+ * guarantees under contention. If your architecture cannot provide this, stick
+ * to a test-and-set lock.
+ *
+ * It also relies on atomic_fetch_add() being safe vs smp_store_release() on a
+ * sub-word of the value. This is generally true for anything LL/SC although
+ * you'd be hard pressed to find anything useful in architecture specifications
+ * about this. If your architecture cannot do this you might be better off with
+ * a test-and-set.
+ *
+ * It further assumes atomic_*_release() + atomic_*_acquire() is RCpc and hence
+ * uses atomic_fetch_add() which is RCsc to create an RCsc hot path, along with
+ * a full fence after the spin to upgrade the otherwise-RCpc
+ * atomic_cond_read_acquire().
+ *
+ * The implementation uses smp_cond_load_acquire() to spin, so if the
+ * architecture has WFE like instructions to sleep instead of poll for word
+ * modifications be sure to implement that (see ARM64 for example).
+ *
*/
-#ifdef CONFIG_SMP
-#error need an architecture specific asm/spinlock.h
-#endif
+
+#ifndef __ASM_GENERIC_SPINLOCK_H
+#define __ASM_GENERIC_SPINLOCK_H
+
+#include <linux/atomic.h>
+#include <asm-generic/spinlock_types.h>
+
+static __always_inline void arch_spin_lock(arch_spinlock_t *lock)
+{
+ u32 val = atomic_fetch_add(1<<16, lock);
+ u16 ticket = val >> 16;
+
+ if (ticket == (u16)val)
+ return;
+
+ /*
+ * atomic_cond_read_acquire() is RCpc, but rather than defining a
+ * custom cond_read_rcsc() here we just emit a full fence. We only
+ * need the prior reads before subsequent writes ordering from
+ * smb_mb(), but as atomic_cond_read_acquire() just emits reads and we
+ * have no outstanding writes due to the atomic_fetch_add() the extra
+ * orderings are free.
+ */
+ atomic_cond_read_acquire(lock, ticket == (u16)VAL);
+ smp_mb();
+}
+
+static __always_inline bool arch_spin_trylock(arch_spinlock_t *lock)
+{
+ u32 old = atomic_read(lock);
+
+ if ((old >> 16) != (old & 0xffff))
+ return false;
+
+ return atomic_try_cmpxchg(lock, &old, old + (1<<16)); /* SC, for RCsc */
+}
+
+static __always_inline void arch_spin_unlock(arch_spinlock_t *lock)
+{
+ u16 *ptr = (u16 *)lock + IS_ENABLED(CONFIG_CPU_BIG_ENDIAN);
+ u32 val = atomic_read(lock);
+
+ smp_store_release(ptr, (u16)val + 1);
+}
+
+static __always_inline int arch_spin_is_locked(arch_spinlock_t *lock)
+{
+ u32 val = atomic_read(lock);
+
+ return ((val >> 16) != (val & 0xffff));
+}
+
+static __always_inline int arch_spin_is_contended(arch_spinlock_t *lock)
+{
+ u32 val = atomic_read(lock);
+
+ return (s16)((val >> 16) - (val & 0xffff)) > 1;
+}
+
+static __always_inline int arch_spin_value_unlocked(arch_spinlock_t lock)
+{
+ return !arch_spin_is_locked(&lock);
+}
+
+#include <asm/qrwlock.h>
#endif /* __ASM_GENERIC_SPINLOCK_H */
diff --git a/include/asm-generic/spinlock_types.h b/include/asm-generic/spinlock_types.h
new file mode 100644
index 000000000000..8962bb730945
--- /dev/null
+++ b/include/asm-generic/spinlock_types.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __ASM_GENERIC_SPINLOCK_TYPES_H
+#define __ASM_GENERIC_SPINLOCK_TYPES_H
+
+#include <linux/types.h>
+typedef atomic_t arch_spinlock_t;
+
+/*
+ * qrwlock_types depends on arch_spinlock_t, so we must typedef that before the
+ * include.
+ */
+#include <asm/qrwlock_types.h>
+
+#define __ARCH_SPIN_LOCK_UNLOCKED ATOMIC_INIT(0)
+
+#endif /* __ASM_GENERIC_SPINLOCK_TYPES_H */
diff --git a/include/asm-generic/syscall.h b/include/asm-generic/syscall.h
index 81695eb02a12..5a80fe728dc8 100644
--- a/include/asm-generic/syscall.h
+++ b/