diff options
Diffstat (limited to '')
65 files changed, 2273 insertions, 821 deletions
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig index 2c3fd2007676..a45627547d03 100644 --- a/arch/powerpc/configs/g5_defconfig +++ b/arch/powerpc/configs/g5_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.16-rc2 -# Fri Feb 10 17:33:08 2006 +# Linux kernel version: 2.6.17-rc1 +# Wed Apr 19 13:24:37 2006 # CONFIG_PPC64=y CONFIG_64BIT=y @@ -9,6 +9,7 @@ CONFIG_PPC_MERGE=y CONFIG_MMU=y CONFIG_GENERIC_HARDIRQS=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y +CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_PPC=y CONFIG_EARLY_PRINTK=y @@ -29,6 +30,7 @@ CONFIG_POWER4=y CONFIG_PPC_FPU=y CONFIG_ALTIVEC=y CONFIG_PPC_STD_MMU=y +CONFIG_VIRT_CPU_ACCOUNTING=y CONFIG_SMP=y CONFIG_NR_CPUS=4 @@ -53,6 +55,7 @@ CONFIG_SYSCTL=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y # CONFIG_CPUSETS is not set +# CONFIG_RELAY is not set CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_EMBEDDED is not set @@ -67,10 +70,6 @@ CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_SHMEM=y -CONFIG_CC_ALIGN_FUNCTIONS=0 -CONFIG_CC_ALIGN_LABELS=0 -CONFIG_CC_ALIGN_LOOPS=0 -CONFIG_CC_ALIGN_JUMPS=0 CONFIG_SLAB=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 @@ -82,7 +81,6 @@ CONFIG_BASE_SMALL=0 CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set -CONFIG_OBSOLETE_MODPARM=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_KMOD=y @@ -91,6 +89,7 @@ CONFIG_STOP_MACHINE=y # # Block layer # +# CONFIG_BLK_DEV_IO_TRACE is not set # # IO Schedulers @@ -185,7 +184,6 @@ CONFIG_GENERIC_ISA_DMA=y # CONFIG_PPC_INDIRECT_PCI is not set CONFIG_PCI=y CONFIG_PCI_DOMAINS=y -CONFIG_PCI_LEGACY_PROC=y # CONFIG_PCI_DEBUG is not set # @@ -227,6 +225,7 @@ CONFIG_SYN_COOKIES=y CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_TUNNEL=m CONFIG_INET_TUNNEL=y CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y @@ -238,6 +237,8 @@ CONFIG_TCP_CONG_BIC=y # # CONFIG_IP_VS is not set # CONFIG_IPV6 is not set +# CONFIG_INET6_XFRM_TUNNEL is not set +# CONFIG_INET6_TUNNEL is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set @@ -261,6 +262,7 @@ CONFIG_IP_NF_IRC=m CONFIG_IP_NF_TFTP=m CONFIG_IP_NF_AMANDA=m # CONFIG_IP_NF_PPTP is not set +# CONFIG_IP_NF_H323 is not set CONFIG_IP_NF_QUEUE=m # @@ -513,6 +515,7 @@ CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y CONFIG_MD_RAID10=m CONFIG_MD_RAID5=y +# CONFIG_MD_RAID5_RESHAPE is not set CONFIG_MD_RAID6=m CONFIG_MD_MULTIPATH=m CONFIG_MD_FAULTY=m @@ -761,7 +764,6 @@ CONFIG_LEGACY_PTY_COUNT=256 # Watchdog Cards # # CONFIG_WATCHDOG is not set -# CONFIG_RTC is not set CONFIG_GEN_RTC=y # CONFIG_GEN_RTC_X is not set # CONFIG_DTLK is not set @@ -772,6 +774,7 @@ CONFIG_GEN_RTC=y # Ftape, the floppy tape device driver # CONFIG_AGP=m +# CONFIG_AGP_VIA is not set CONFIG_AGP_UNINORTH=m # CONFIG_DRM is not set CONFIG_RAW_DRIVER=y @@ -813,7 +816,6 @@ CONFIG_I2C_POWERMAC=y # CONFIG_I2C_PARPORT_LIGHT is not set # CONFIG_I2C_PROSAVAGE is not set # CONFIG_I2C_SAVAGE4 is not set -# CONFIG_SCx200_ACB is not set # CONFIG_I2C_SIS5595 is not set # CONFIG_I2C_SIS630 is not set # CONFIG_I2C_SIS96X is not set @@ -832,9 +834,7 @@ CONFIG_I2C_POWERMAC=y # CONFIG_SENSORS_PCF8574 is not set # CONFIG_SENSORS_PCA9539 is not set # CONFIG_SENSORS_PCF8591 is not set -# CONFIG_SENSORS_RTC8564 is not set # CONFIG_SENSORS_MAX6875 is not set -# CONFIG_RTC_X1205_I2C is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set @@ -862,10 +862,6 @@ CONFIG_I2C_POWERMAC=y # # -# Multimedia Capabilities Port drivers -# - -# # Multimedia devices # # CONFIG_VIDEO_DEV is not set @@ -874,6 +870,7 @@ CONFIG_I2C_POWERMAC=y # Digital Video Broadcasting Devices # # CONFIG_DVB is not set +# CONFIG_USB_DABUSB is not set # # Graphics support @@ -883,6 +880,7 @@ CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y CONFIG_FB_MACMODES=y +CONFIG_FB_FIRMWARE_EDID=y CONFIG_FB_MODE_HELPERS=y CONFIG_FB_TILEBLITTING=y # CONFIG_FB_CIRRUS is not set @@ -901,7 +899,6 @@ CONFIG_FB_NVIDIA=y CONFIG_FB_NVIDIA_I2C=y # CONFIG_FB_RIVA is not set # CONFIG_FB_MATROX is not set -# CONFIG_FB_RADEON_OLD is not set CONFIG_FB_RADEON=y CONFIG_FB_RADEON_I2C=y # CONFIG_FB_RADEON_DEBUG is not set @@ -958,9 +955,11 @@ CONFIG_SND_SEQUENCER=m CONFIG_SND_OSSEMUL=y CONFIG_SND_MIXER_OSS=m CONFIG_SND_PCM_OSS=m +CONFIG_SND_PCM_OSS_PLUGINS=y CONFIG_SND_SEQUENCER_OSS=y # CONFIG_SND_DYNAMIC_MINORS is not set CONFIG_SND_SUPPORT_OLD_API=y +CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_VERBOSE_PRINTK is not set # CONFIG_SND_DEBUG is not set @@ -977,6 +976,7 @@ CONFIG_SND_SUPPORT_OLD_API=y # PCI devices # # CONFIG_SND_AD1889 is not set +# CONFIG_SND_ALS300 is not set # CONFIG_SND_ALS4000 is not set # CONFIG_SND_ALI5451 is not set # CONFIG_SND_ATIIXP is not set @@ -1009,6 +1009,7 @@ CONFIG_SND_SUPPORT_OLD_API=y # CONFIG_SND_MIXART is not set # CONFIG_SND_NM256 is not set # CONFIG_SND_PCXHR is not set +# CONFIG_SND_RIPTIDE is not set # CONFIG_SND_RME32 is not set # CONFIG_SND_RME96 is not set # CONFIG_SND_RME9652 is not set @@ -1041,6 +1042,7 @@ CONFIG_SND_USB_AUDIO=m # CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y +CONFIG_USB_ARCH_HAS_EHCI=y CONFIG_USB=y # CONFIG_USB_DEBUG is not set @@ -1068,7 +1070,6 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y # # USB Device Class drivers # -# CONFIG_OBSOLETE_OSS_USB_DRIVER is not set CONFIG_USB_ACM=m CONFIG_USB_PRINTER=y @@ -1126,15 +1127,6 @@ CONFIG_USB_HIDDEV=y # CONFIG_USB_MICROTEK is not set # -# USB Multimedia devices -# -# CONFIG_USB_DABUSB is not set - -# -# Video4Linux support is needed for USB Multimedia device support -# - -# # USB Network Adapters # CONFIG_USB_CATC=m @@ -1194,6 +1186,7 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y CONFIG_USB_SERIAL_KLSI=m CONFIG_USB_SERIAL_KOBIL_SCT=m CONFIG_USB_SERIAL_MCT_U232=m +# CONFIG_USB_SERIAL_NAVMAN is not set CONFIG_USB_SERIAL_PL2303=m # CONFIG_USB_SERIAL_HP4X is not set CONFIG_USB_SERIAL_SAFE=m @@ -1237,17 +1230,23 @@ CONFIG_USB_EZUSB=y # CONFIG_MMC is not set # +# LED devices +# +# CONFIG_NEW_LEDS is not set + +# # InfiniBand support # # CONFIG_INFINIBAND is not set # -# SN Devices +# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) # # -# EDAC - error detection and reporting (RAS) +# Real Time Clock # +# CONFIG_RTC_CLASS is not set # # File systems @@ -1319,7 +1318,6 @@ CONFIG_TMPFS=y CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y CONFIG_RAMFS=y -# CONFIG_RELAYFS_FS is not set # CONFIG_CONFIGFS_FS is not set # diff --git a/arch/powerpc/configs/iseries_defconfig b/arch/powerpc/configs/iseries_defconfig index 1816a46742f6..a95e455a1944 100644 --- a/arch/powerpc/configs/iseries_defconfig +++ b/arch/powerpc/configs/iseries_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.16-rc6 -# Wed Mar 15 16:19:52 2006 +# Linux kernel version: 2.6.17-rc1 +# Wed Apr 19 11:46:44 2006 # CONFIG_PPC64=y CONFIG_64BIT=y @@ -9,6 +9,7 @@ CONFIG_PPC_MERGE=y CONFIG_MMU=y CONFIG_GENERIC_HARDIRQS=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y +CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_PPC=y CONFIG_EARLY_PRINTK=y @@ -30,6 +31,7 @@ CONFIG_POWER4=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y +CONFIG_VIRT_CPU_ACCOUNTING=y CONFIG_SMP=y CONFIG_NR_CPUS=32 @@ -55,6 +57,7 @@ CONFIG_AUDITSYSCALL=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y # CONFIG_CPUSETS is not set +# CONFIG_RELAY is not set CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_EMBEDDED is not set @@ -69,10 +72,6 @@ CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_SHMEM=y -CONFIG_CC_ALIGN_FUNCTIONS=0 -CONFIG_CC_ALIGN_LABELS=0 -CONFIG_CC_ALIGN_LOOPS=0 -CONFIG_CC_ALIGN_JUMPS=0 CONFIG_SLAB=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 @@ -84,7 +83,6 @@ CONFIG_BASE_SMALL=0 CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set -CONFIG_OBSOLETE_MODPARM=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_KMOD=y @@ -93,6 +91,7 @@ CONFIG_STOP_MACHINE=y # # Block layer # +# CONFIG_BLK_DEV_IO_TRACE is not set # # IO Schedulers @@ -165,7 +164,6 @@ CONFIG_GENERIC_ISA_DMA=y # CONFIG_PPC_INDIRECT_PCI is not set CONFIG_PCI=y CONFIG_PCI_DOMAINS=y -CONFIG_PCI_LEGACY_PROC=y # CONFIG_PCI_DEBUG is not set # @@ -207,6 +205,7 @@ CONFIG_SYN_COOKIES=y CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_TUNNEL=m CONFIG_INET_TUNNEL=y CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y @@ -218,6 +217,8 @@ CONFIG_TCP_CONG_BIC=y # # CONFIG_IP_VS is not set # CONFIG_IPV6 is not set +# CONFIG_INET6_XFRM_TUNNEL is not set +# CONFIG_INET6_TUNNEL is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set @@ -236,11 +237,14 @@ CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m CONFIG_NETFILTER_XT_MATCH_CONNMARK=m CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m # CONFIG_NETFILTER_XT_MATCH_DCCP is not set +# CONFIG_NETFILTER_XT_MATCH_ESP is not set CONFIG_NETFILTER_XT_MATCH_HELPER=m CONFIG_NETFILTER_XT_MATCH_LENGTH=m CONFIG_NETFILTER_XT_MATCH_LIMIT=m CONFIG_NETFILTER_XT_MATCH_MAC=m CONFIG_NETFILTER_XT_MATCH_MARK=m +# CONFIG_NETFILTER_XT_MATCH_POLICY is not set +# CONFIG_NETFILTER_XT_MATCH_MULTIPORT is not set CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m CONFIG_NETFILTER_XT_MATCH_REALM=m CONFIG_NETFILTER_XT_MATCH_SCTP=m @@ -262,20 +266,19 @@ CONFIG_IP_NF_IRC=m CONFIG_IP_NF_TFTP=m CONFIG_IP_NF_AMANDA=m # CONFIG_IP_NF_PPTP is not set +# CONFIG_IP_NF_H323 is not set CONFIG_IP_NF_QUEUE=m CONFIG_IP_NF_IPTABLES=m CONFIG_IP_NF_MATCH_IPRANGE=m -CONFIG_IP_NF_MATCH_MULTIPORT=m CONFIG_IP_NF_MATCH_TOS=m CONFIG_IP_NF_MATCH_RECENT=m CONFIG_IP_NF_MATCH_ECN=m CONFIG_IP_NF_MATCH_DSCP=m -CONFIG_IP_NF_MATCH_AH_ESP=m +# CONFIG_IP_NF_MATCH_AH is not set CONFIG_IP_NF_MATCH_TTL=m CONFIG_IP_NF_MATCH_OWNER=m CONFIG_IP_NF_MATCH_ADDRTYPE=m CONFIG_IP_NF_MATCH_HASHLIMIT=m -CONFIG_IP_NF_MATCH_POLICY=m CONFIG_IP_NF_FILTER=m CONFIG_IP_NF_TARGET_REJECT=m CONFIG_IP_NF_TARGET_LOG=m @@ -479,6 +482,7 @@ CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y CONFIG_MD_RAID10=m CONFIG_MD_RAID5=y +# CONFIG_MD_RAID5_RESHAPE is not set CONFIG_MD_RAID6=m CONFIG_MD_MULTIPATH=m CONFIG_MD_FAULTY=m @@ -702,7 +706,6 @@ CONFIG_LEGACY_PTY_COUNT=256 # Watchdog Cards # # CONFIG_WATCHDOG is not set -# CONFIG_RTC is not set CONFIG_GEN_RTC=y # CONFIG_GEN_RTC_X is not set # CONFIG_DTLK is not set @@ -751,10 +754,6 @@ CONFIG_MAX_RAW_DEVS=256 # # -# Multimedia Capabilities Port drivers -# - -# # Multimedia devices # # CONFIG_VIDEO_DEV is not set @@ -779,6 +778,7 @@ CONFIG_MAX_RAW_DEVS=256 # CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y +CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_USB is not set # @@ -796,6 +796,11 @@ CONFIG_USB_ARCH_HAS_OHCI=y # CONFIG_MMC is not set # +# LED devices +# +# CONFIG_NEW_LEDS is not set + +# # InfiniBand support # # CONFIG_INFINIBAND is not set @@ -805,6 +810,11 @@ CONFIG_USB_ARCH_HAS_OHCI=y # # +# Real Time Clock +# +# CONFIG_RTC_CLASS is not set + +# # File systems # CONFIG_EXT2_FS=y @@ -878,7 +888,6 @@ CONFIG_TMPFS=y # CONFIG_HUGETLBFS is not set # CONFIG_HUGETLB_PAGE is not set CONFIG_RAMFS=y -# CONFIG_RELAYFS_FS is not set # CONFIG_CONFIGFS_FS is not set # diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig index daaf038a1faa..58e68ce09b0f 100644 --- a/arch/powerpc/configs/pseries_defconfig +++ b/arch/powerpc/configs/pseries_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.16-rc2 -# Fri Feb 10 17:33:32 2006 +# Linux kernel version: 2.6.17-rc1 +# Wed Apr 19 11:48:00 2006 # CONFIG_PPC64=y CONFIG_64BIT=y @@ -9,6 +9,7 @@ CONFIG_PPC_MERGE=y CONFIG_MMU=y CONFIG_GENERIC_HARDIRQS=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y +CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_PPC=y CONFIG_EARLY_PRINTK=y @@ -30,6 +31,7 @@ CONFIG_POWER4=y CONFIG_PPC_FPU=y CONFIG_ALTIVEC=y CONFIG_PPC_STD_MMU=y +CONFIG_VIRT_CPU_ACCOUNTING=y CONFIG_SMP=y CONFIG_NR_CPUS=128 @@ -55,6 +57,7 @@ CONFIG_AUDITSYSCALL=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_CPUSETS=y +# CONFIG_RELAY is not set CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y # CONFIG_EMBEDDED is not set @@ -69,10 +72,6 @@ CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_SHMEM=y -CONFIG_CC_ALIGN_FUNCTIONS=0 -CONFIG_CC_ALIGN_LABELS=0 -CONFIG_CC_ALIGN_LOOPS=0 -CONFIG_CC_ALIGN_JUMPS=0 CONFIG_SLAB=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 @@ -84,7 +83,6 @@ CONFIG_BASE_SMALL=0 CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set -CONFIG_OBSOLETE_MODPARM=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_KMOD=y @@ -93,6 +91,7 @@ CONFIG_STOP_MACHINE=y # # Block layer # +# CONFIG_BLK_DEV_IO_TRACE is not set # # IO Schedulers @@ -188,7 +187,6 @@ CONFIG_PPC_I8259=y # CONFIG_PPC_INDIRECT_PCI is not set CONFIG_PCI=y CONFIG_PCI_DOMAINS=y -CONFIG_PCI_LEGACY_PROC=y # CONFIG_PCI_DEBUG is not set # @@ -235,6 +233,7 @@ CONFIG_SYN_COOKIES=y CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_TUNNEL=m CONFIG_INET_TUNNEL=y CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y @@ -246,6 +245,8 @@ CONFIG_TCP_CONG_BIC=y # # CONFIG_IP_VS is not set # CONFIG_IPV6 is not set +# CONFIG_INET6_XFRM_TUNNEL is not set +# CONFIG_INET6_TUNNEL is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set @@ -272,6 +273,7 @@ CONFIG_IP_NF_IRC=m CONFIG_IP_NF_TFTP=m CONFIG_IP_NF_AMANDA=m # CONFIG_IP_NF_PPTP is not set +# CONFIG_IP_NF_H323 is not set CONFIG_IP_NF_QUEUE=m # @@ -519,6 +521,7 @@ CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y CONFIG_MD_RAID10=m CONFIG_MD_RAID5=y +# CONFIG_MD_RAID5_RESHAPE is not set CONFIG_MD_RAID6=m CONFIG_MD_MULTIPATH=m CONFIG_MD_FAULTY=m @@ -750,6 +753,7 @@ CONFIG_HW_CONSOLE=y # CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_PCI=y CONFIG_SERIAL_8250_NR_UARTS=4 CONFIG_SERIAL_8250_RUNTIME_UARTS=4 # CONFIG_SERIAL_8250_EXTENDED is not set @@ -767,7 +771,9 @@ CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_PRINTER is not set # CONFIG_PPDEV is not set # CONFIG_TIPAR is not set +CONFIG_HVC_DRIVER=y CONFIG_HVC_CONSOLE=y +# CONFIG_HVC_RTAS is not set CONFIG_HVCS=m # @@ -779,7 +785,6 @@ CONFIG_HVCS=m # Watchdog Cards # # CONFIG_WATCHDOG is not set -# CONFIG_RTC is not set CONFIG_GEN_RTC=y # CONFIG_GEN_RTC_X is not set # CONFIG_DTLK is not set @@ -830,7 +835,6 @@ CONFIG_I2C_ALGOBIT=y # CONFIG_I2C_PARPORT_LIGHT is not set # CONFIG_I2C_PROSAVAGE is not set # CONFIG_I2C_SAVAGE4 is not set -# CONFIG_SCx200_ACB is not set # CONFIG_I2C_SIS5595 is not set # CONFIG_I2C_SIS630 is not set # CONFIG_I2C_SIS96X is not set @@ -849,9 +853,7 @@ CONFIG_I2C_ALGOBIT=y # CONFIG_SENSORS_PCF8574 is not set # CONFIG_SENSORS_PCA9539 is not set # CONFIG_SENSORS_PCF8591 is not set -# CONFIG_SENSORS_RTC8564 is not set # CONFIG_SENSORS_MAX6875 is not set -# CONFIG_RTC_X1205_I2C is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set @@ -879,10 +881,6 @@ CONFIG_I2C_ALGOBIT=y # # -# Multimedia Capabilities Port drivers -# - -# # Multimedia devices # # CONFIG_VIDEO_DEV is not set @@ -891,6 +889,7 @@ CONFIG_I2C_ALGOBIT=y # Digital Video Broadcasting Devices # # CONFIG_DVB is not set +# CONFIG_USB_DABUSB is not set # # Graphics support @@ -900,6 +899,7 @@ CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y CONFIG_FB_MACMODES=y +CONFIG_FB_FIRMWARE_EDID=y CONFIG_FB_MODE_HELPERS=y CONFIG_FB_TILEBLITTING=y # CONFIG_FB_CIRRUS is not set @@ -919,7 +919,6 @@ CONFIG_FB_MATROX_MYSTIQUE=y CONFIG_FB_MATROX_G=y # CONFIG_FB_MATROX_I2C is not set CONFIG_FB_MATROX_MULTIHEAD=y -# CONFIG_FB_RADEON_OLD is not set CONFIG_FB_RADEON=y CONFIG_FB_RADEON_I2C=y # CONFIG_FB_RADEON_DEBUG is not set @@ -968,6 +967,7 @@ CONFIG_LCD_DEVICE=y # CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y +CONFIG_USB_ARCH_HAS_EHCI=y CONFIG_USB=y # CONFIG_USB_DEBUG is not set @@ -1048,15 +1048,6 @@ CONFIG_USB_HIDDEV=y # CONFIG_USB_MICROTEK is not set # -# USB Multimedia devices -# -# CONFIG_USB_DABUSB is not set - -# -# Video4Linux support is needed for USB Multimedia device support -# - -# # USB Network Adapters # # CONFIG_USB_CATC is not set @@ -1109,6 +1100,11 @@ CONFIG_USB_MON=y # CONFIG_MMC is not set # +# LED devices +# +# CONFIG_NEW_LEDS is not set + +# # InfiniBand support # CONFIG_INFINIBAND=m @@ -1121,12 +1117,13 @@ CONFIG_INFINIBAND_IPOIB=m # CONFIG_INFINIBAND_SRP is not set # -# SN Devices +# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) # # -# EDAC - error detection and reporting (RAS) +# Real Time Clock # +# CONFIG_RTC_CLASS is not set # # File systems @@ -1202,7 +1199,6 @@ CONFIG_TMPFS=y CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y CONFIG_RAMFS=y -# CONFIG_RELAYFS_FS is not set # CONFIG_CONFIGFS_FS is not set # diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index d9a7fdef59b9..4eba60a32890 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -61,6 +61,7 @@ __setup("iommu=", setup_iommu); static unsigned long iommu_range_alloc(struct iommu_table *tbl, unsigned long npages, unsigned long *handle, + unsigned long mask, unsigned int align_order) { unsigned long n, end, i, start; @@ -97,9 +98,21 @@ static unsigned long iommu_range_alloc(struct iommu_table *tbl, */ if (start >= limit) start = largealloc ? tbl->it_largehint : tbl->it_hint; - + again: + if (limit + tbl->it_offset > mask) { + limit = mask - tbl->it_offset + 1; + /* If we're constrained on address range, first try + * at the masked hint to avoid O(n) search complexity, + * but on second pass, start at 0. + */ + if ((start & mask) >= limit || pass > 0) + start = 0; + else + start &= mask; + } + n = find_next_zero_bit(tbl->it_map, limit, start); /* Align allocation */ @@ -150,14 +163,14 @@ static unsigned long iommu_range_alloc(struct iommu_table *tbl, static dma_addr_t iommu_alloc(struct iommu_table *tbl, void *page, unsigned int npages, enum dma_data_direction direction, - unsigned int align_order) + unsigned long mask, unsigned int align_order) { unsigned long entry, flags; dma_addr_t ret = DMA_ERROR_CODE; - + spin_lock_irqsave(&(tbl->it_lock), flags); - entry = iommu_range_alloc(tbl, npages, NULL, align_order); + entry = iommu_range_alloc(tbl, npages, NULL, mask, align_order); if (unlikely(entry == DMA_ERROR_CODE)) { spin_unlock_irqrestore(&(tbl->it_lock), flags); @@ -236,7 +249,7 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, int iommu_map_sg(struct device *dev, struct iommu_table *tbl, struct scatterlist *sglist, int nelems, - enum dma_data_direction direction) + unsigned long mask, enum dma_data_direction direction) { dma_addr_t dma_next = 0, dma_addr; unsigned long flags; @@ -274,7 +287,7 @@ int iommu_map_sg(struct device *dev, struct iommu_table *tbl, vaddr = (unsigned long)page_address(s->page) + s->offset; npages = PAGE_ALIGN(vaddr + slen) - (vaddr & PAGE_MASK); npages >>= PAGE_SHIFT; - entry = iommu_range_alloc(tbl, npages, &handle, 0); + entry = iommu_range_alloc(tbl, npages, &handle, mask >> PAGE_SHIFT, 0); DBG(" - vaddr: %lx, size: %lx\n", vaddr, slen); @@ -479,7 +492,8 @@ void iommu_free_table(struct device_node *dn) * byte within the page as vaddr. */ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, - size_t size, enum dma_data_direction direction) + size_t size, unsigned long mask, + enum dma_data_direction direction) { dma_addr_t dma_handle = DMA_ERROR_CODE; unsigned long uaddr; @@ -492,7 +506,8 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, npages >>= PAGE_SHIFT; if (tbl) { - dma_handle = iommu_alloc(tbl, vaddr, npages, direction, 0); + dma_handle = iommu_alloc(tbl, vaddr, npages, direction, + mask >> PAGE_SHIFT, 0); if (dma_handle == DMA_ERROR_CODE) { if (printk_ratelimit()) { printk(KERN_INFO "iommu_alloc failed, " @@ -521,7 +536,7 @@ void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle, * to the dma address (mapping) of the first page. */ void *iommu_alloc_coherent(struct iommu_table *tbl, size_t size, - dma_addr_t *dma_handle, gfp_t flag) + dma_addr_t *dma_handle, unsigned long mask, gfp_t flag) { void *ret = NULL; dma_addr_t mapping; @@ -551,7 +566,8 @@ void *iommu_alloc_coherent(struct iommu_table *tbl, size_t size, memset(ret, 0, size); /* Set up tces to cover the allocated range */ - mapping = iommu_alloc(tbl, ret, npages, DMA_BIDIRECTIONAL, order); + mapping = iommu_alloc(tbl, ret, npages, DMA_BIDIRECTIONAL, + mask >> PAGE_SHIFT, order); if (mapping == DMA_ERROR_CODE) { free_pages((unsigned long)ret, order); ret = NULL; diff --git a/arch/powerpc/kernel/pci_iommu.c b/arch/powerpc/kernel/pci_iommu.c index c336f3e31cff..c1d95e14bbed 100644 --- a/arch/powerpc/kernel/pci_iommu.c +++ b/arch/powerpc/kernel/pci_iommu.c @@ -59,6 +59,25 @@ static inline struct iommu_table *devnode_table(struct device *dev) } +static inline unsigned long device_to_mask(struct device *hwdev) +{ + struct pci_dev *pdev; + + if (!hwdev) { + pdev = ppc64_isabridge_dev; + if (!pdev) /* This is the best guess we can do */ + return 0xfffffffful; + } else + pdev = to_pci_dev(hwdev); + + if (pdev->dma_mask) + return pdev->dma_mask; + + /* Assume devices without mask can take 32 bit addresses */ + return 0xfffffffful; +} + + /* Allocates a contiguous real buffer and creates mappings over it. * Returns the virtual address of the buffer and sets dma_handle * to the dma address (mapping) of the first page. @@ -67,7 +86,7 @@ static void *pci_iommu_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flag) { return iommu_alloc_coherent(devnode_table(hwdev), size, dma_handle, - flag); + device_to_mask(hwdev), flag); } static void pci_iommu_free_coherent(struct device *hwdev, size_t size, @@ -85,7 +104,8 @@ static void pci_iommu_free_coherent(struct device *hwdev, size_t size, static dma_addr_t pci_iommu_map_single(struct device *hwdev, void *vaddr, size_t size, enum dma_data_direction direction) { - return iommu_map_single(devnode_table(hwdev), vaddr, size, direction); + return iommu_map_single(devnode_table(hwdev), vaddr, size, + device_to_mask(hwdev), direction); } @@ -100,7 +120,7 @@ static int pci_iommu_map_sg(struct device *pdev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction) { return iommu_map_sg(pdev, devnode_table(pdev), sglist, - nelems, direction); + nelems, device_to_mask(pdev), direction); } static void pci_iommu_unmap_sg(struct device *pdev, struct scatterlist *sglist, @@ -112,7 +132,19 @@ static void pci_iommu_unmap_sg(struct device *pdev, struct scatterlist *sglist, /* We support DMA to/from any memory page via the iommu */ static int pci_iommu_dma_supported(struct device *dev, u64 mask) { - return 1; + struct iommu_table *tbl = devnode_table(dev); + + if (!tbl || tbl->it_offset > mask) { + printk(KERN_INFO "Warning: IOMMU table offset too big for device mask\n"); + if (tbl) + printk(KERN_INFO "mask: 0x%08lx, table offset: 0x%08lx\n", + mask, tbl->it_offset); + else + printk(KERN_INFO "mask: 0x%08lx, table unavailable\n", + mask); + return 0; + } else + return 1; } void pci_iommu_init(void) diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c index dfa5398ab3c8..4b052ae5dc34 100644 --- a/arch/powerpc/kernel/ppc_ksyms.c +++ b/arch/powerpc/kernel/ppc_ksyms.c @@ -81,6 +81,7 @@ EXPORT_SYMBOL(strcat); EXPORT_SYMBOL(strlen); EXPORT_SYMBOL(strcmp); EXPORT_SYMBOL(strcasecmp); +EXPORT_SYMBOL(strncasecmp); EXPORT_SYMBOL(csum_partial); EXPORT_SYMBOL(csum_partial_copy_generic); diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 4336390bcf34..1cb69e8fb0b1 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -62,7 +62,7 @@ static int __initdata dt_root_addr_cells; static int __initdata dt_root_size_cells; #ifdef CONFIG_PPC64 -static int __initdata iommu_is_off; +int __initdata iommu_is_off; int __initdata iommu_force_on; unsigned long tce_alloc_start, tce_alloc_end; #endif diff --git a/arch/powerpc/kernel/systbl.S b/arch/powerpc/kernel/systbl.S index a14c96403840..8d1522690501 100644 --- a/arch/powerpc/kernel/systbl.S +++ b/arch/powerpc/kernel/systbl.S @@ -324,3 +324,8 @@ COMPAT_SYS(ppoll) SYSCALL(unshare) SYSCALL(splice) SYSCALL(tee) + +/* + * please add new calls to arch/powerpc/platforms/cell/spu_callbacks.c + * as well when appropriate. + */ diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index 13c655ba2841..971020cf3f7d 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -202,7 +202,7 @@ static dma_addr_t vio_map_single(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction) { return iommu_map_single(to_vio_dev(dev)->iommu_table, vaddr, size, - direction); + ~0ul, direction); } static void vio_unmap_single(struct device *dev, dma_addr_t dma_handle, @@ -216,7 +216,7 @@ static int vio_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction) { return iommu_map_sg(dev, to_vio_dev(dev)->iommu_table, sglist, - nelems, direction); + nelems, ~0ul, direction); } static void vio_unmap_sg(struct device *dev, struct scatterlist *sglist, @@ -229,7 +229,7 @@ static void *vio_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) { return iommu_alloc_coherent(to_vio_dev(dev)->iommu_table, size, - dma_handle, flag); + dma_handle, ~0ul, flag); } static void vio_free_coherent(struct device *dev, size_t size, diff --git a/arch/powerpc/platforms/cell/spu_callbacks.c b/arch/powerpc/platforms/cell/spu_callbacks.c index 6594bec73882..deb3afb94484 100644 --- a/arch/powerpc/platforms/cell/spu_callbacks.c +++ b/arch/powerpc/platforms/cell/spu_callbacks.c @@ -317,17 +317,16 @@ void *spu_syscall_table[] = { [__NR_ppoll] sys_ni_syscall, /* sys_ppoll */ [__NR_unshare] sys_unshare, [__NR_splice] sys_splice, + [__NR_tee] sys_tee, }; long spu_sys_callback(struct spu_syscall_block *s) { long (*syscall)(u64 a1, u64 a2, u64 a3, u64 a4, u64 a5, u64 a6); - BUILD_BUG_ON(ARRAY_SIZE(spu_syscall_table) != __NR_syscalls); - syscall = spu_syscall_table[s->nr_ret]; - if (s->nr_ret >= __NR_syscalls) { + if (s->nr_ret >= ARRAY_SIZE(spu_syscall_table)) { pr_debug("%s: invalid syscall #%ld", __FUNCTION__, s->nr_ret); return -ENOSYS; } diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c index e14f9ac55cf4..df2343e1956b 100644 --- a/arch/powerpc/platforms/powermac/low_i2c.c +++ b/arch/powerpc/platforms/powermac/low_i2c.c @@ -231,6 +231,14 @@ static u8 kw_i2c_wait_interrupt(struct pmac_i2c_host_kw *host) return isr; } +static void kw_i2c_do_stop(struct pmac_i2c_host_kw *host, int result) +{ + kw_write_reg(reg_control, KW_I2C_CTL_STOP); + host->state = state_stop; + host->result = result; +} + + static void kw_i2c_handle_interrupt(struct pmac_i2c_host_kw *host, u8 isr) { u8 ack; @@ -246,42 +254,36 @@ static void kw_i2c_handle_interrupt(struct pmac_i2c_host_kw *host, u8 isr) } if (isr == 0) { + printk(KERN_WARNING "low_i2c: Timeout in i2c transfer" + " on keywest !\n"); if (host->state != state_stop) { - DBG_LOW("KW: Timeout !\n"); - host->result = -EIO; - goto stop; - } - if (host->state == state_stop) { - ack = kw_read_reg(reg_status); - if (ack & KW_I2C_STAT_BUSY) - kw_write_reg(reg_status, 0); - host->state = state_idle; - kw_write_reg(reg_ier, 0x00); - if (!host->polled) - complete(&host->complete); + kw_i2c_do_stop(host, -EIO); + return; } + ack = kw_read_reg(reg_status); + if (ack & KW_I2C_STAT_BUSY) + kw_write_reg(reg_status, 0); + host->state = state_idle; + kw_write_reg(reg_ier, 0x00); + if (!host->polled) + complete(&host->complete); return; } if (isr & KW_I2C_IRQ_ADDR) { ack = kw_read_reg(reg_status); if (host->state != state_addr) { - kw_write_reg(reg_isr, KW_I2C_IRQ_ADDR); WRONG_STATE("KW_I2C_IRQ_ADDR"); - host->result = -EIO; - goto stop; + kw_i2c_do_stop(host, -EIO); } if ((ack & KW_I2C_STAT_LAST_AAK) == 0) { - host->result = -ENODEV; - DBG_LOW("KW: NAK on address\n"); + host->result = -ENXIO; host->state = state_stop; - return; + DBG_LOW("KW: NAK on address\n"); } else { - if (host->len == 0) { - kw_write_reg(reg_isr, KW_I2C_IRQ_ADDR); - goto stop; - } - if (host->rw) { + if (host->len == 0) + kw_i2c_do_stop(host, 0); + else if (host->rw) { host->state = state_read; if (host->len > 1) kw_write_reg(reg_control, @@ -308,25 +310,19 @@ static void kw_i2c_handle_interrupt(struct pmac_i2c_host_kw *host, u8 isr) ack = kw_read_reg(reg_status); if ((ack & KW_I2C_STAT_LAST_AAK) == 0) { DBG_LOW("KW: nack on data write\n"); - host->result = -EIO; - goto stop; + host->result = -EFBIG; + host->state = state_stop; } else if (host->len) { kw_write_reg(reg_data, *(host->data++)); host->len--; - } else { - kw_write_reg(reg_control, KW_I2C_CTL_STOP); - host->state = state_stop; - host->result = 0; - } - kw_write_reg(reg_isr, KW_I2C_IRQ_DATA); + } else + kw_i2c_do_stop(host, 0); } else { - kw_write_reg(reg_isr, KW_I2C_IRQ_DATA); WRONG_STATE("KW_I2C_IRQ_DATA"); - if (host->state != state_stop) { - host->result = -EIO; - goto stop; - } + if (host->state != state_stop) + kw_i2c_do_stop(host, -EIO); } + kw_write_reg(reg_isr, KW_I2C_IRQ_DATA); } if (isr & KW_I2C_IRQ_STOP) { @@ -340,14 +336,10 @@ static void kw_i2c_handle_interrupt(struct pmac_i2c_host_kw *host, u8 isr) complete(&host->complete); } + /* Below should only happen in manual mode which we don't use ... */ if (isr & KW_I2C_IRQ_START) kw_write_reg(reg_isr, KW_I2C_IRQ_START); - return; - stop: - kw_write_reg(reg_control, KW_I2C_CTL_STOP); - host->state = state_stop; - return; } /* Interrupt handler */ @@ -544,11 +536,11 @@ static struct pmac_i2c_host_kw *__init kw_i2c_host_init(struct device_node *np) return NULL; } - /* Make sure IRA is disabled */ + /* Make sure IRQ is disabled */ kw_write_reg(reg_ier, 0); /* Request chip interrupt */ - if (request_irq(host->irq, kw_i2c_irq, SA_SHIRQ, "keywest i2c", host)) + if (request_irq(host->irq, kw_i2c_irq, 0, "keywest i2c", host)) host->irq = NO_IRQ; printk(KERN_INFO "KeyWest i2c @0x%08x irq %d %s\n", diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index 61d317428610..38087bd6e3cf 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -49,6 +49,7 @@ #include "dart.h" +extern int iommu_is_off; extern int iommu_force_on; /* Physical base address and size of the DART table */ @@ -329,10 +330,17 @@ void iommu_init_early_dart(void) void __init alloc_dart_table(void) { - /* Only reserve DART space if machine has more than 2GB of RAM + /* Only reserve DART space if machine has more than 1GB of RAM * or if requested with iommu=on on cmdline. + * + * 1GB of RAM is picked as limit because some default devices + * (i.e. Airport Extreme) have 30 bit address range limits. */ - if (lmb_end_of_DRAM() <= 0x80000000ull && !iommu_force_on) + + if (iommu_is_off) + return; + + if (!iommu_force_on && lmb_end_of_DRAM() <= 0x40000000ull) return; /* 512 pages (2MB) is max DART tablesize. */ diff --git a/arch/ppc/kernel/asm-offsets.c b/arch/ppc/kernel/asm-offsets.c index 77e4dc780f8c..cc7c4aea9397 100644 --- a/arch/ppc/kernel/asm-offsets.c +++ b/arch/ppc/kernel/asm-offsets.c @@ -134,6 +134,7 @@ main(void) DEFINE(TI_TASK, offsetof(struct thread_info, task)); DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain)); DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); + DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, flags)); DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); diff --git a/arch/ppc/kernel/entry.S b/arch/ppc/kernel/entry.S index 5891ecbdc703..1adc9145516f 100644 --- a/arch/ppc/kernel/entry.S +++ b/arch/ppc/kernel/entry.S @@ -128,29 +128,26 @@ transfer_to_handler: stw r12,4(r11) #endif b 3f + 2: /* if from kernel, check interrupted DOZE/NAP mode and * check for stack overflow */ + lwz r9,THREAD_INFO-THREAD(r12) + cmplw r1,r9 /* if r1 <= current->thread_info */ + ble- stack_ovf /* then the kernel stack overflowed */ +5: #ifdef CONFIG_6xx - mfspr r11,SPRN_HID0 - mtcr r11 -BEGIN_FTR_SECTION - bt- 8,4f /* Check DOZE */ -END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE) -BEGIN_FTR_SECTION - bt- 9,4f /* Check NAP */ -END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP) + tophys(r9,r9) /* check local flags */ + lwz r12,TI_LOCAL_FLAGS(r9) + mtcrf 0x01,r12 + bt- 31-TLF_NAPPING,4f #endif /* CONFIG_6xx */ .globl transfer_to_handler_cont transfer_to_handler_cont: - lwz r11,THREAD_INFO-THREAD(r12) - cmplw r1,r11 /* if r1 <= current->thread_info */ - ble- stack_ovf /* then the kernel stack overflowed */ 3: mflr r9 lwz r11,0(r9) /* virtual address of handler */ lwz r9,4(r9) /* where to go when done */ - FIX_SRR1(r10,r12) mtspr SPRN_SRR0,r11 mtspr SPRN_SRR1,r10 mtlr r9 @@ -158,7 +155,9 @@ transfer_to_handler_cont: RFI /* jump to handler, enable MMU */ #ifdef CONFIG_6xx -4: b power_save_6xx_restore +4: rlwinm r12,r12,0,~_TLF_NAPPING + stw r12,TI_LOCAL_FLAGS(r9) + b power_save_6xx_restore #endif /* @@ -167,10 +166,10 @@ transfer_to_handler_cont: */ stack_ovf: /* sometimes we use a statically-allocated stack, which is OK. */ - lis r11,_end@h - ori r11,r11,_end@l - cmplw r1,r11 - ble 3b /* r1 <= &_end is OK */ + lis r12,_end@h + ori r12,r12,_end@l + cmplw r1,r12 + ble 5b /* r1 <= &_end is OK */ SAVE_NVGPRS(r11) addi r3,r1,STACK_FRAME_OVERHEAD lis r1,init_thread_union@ha diff --git a/arch/ppc/kernel/ppc_ksyms.c b/arch/ppc/kernel/ppc_ksyms.c index 865ba74991a9..b250b1b539b6 100644 --- a/arch/ppc/kernel/ppc_ksyms.c +++ b/arch/ppc/kernel/ppc_ksyms.c @@ -94,6 +94,7 @@ EXPORT_SYMBOL(strcat); EXPORT_SYMBOL(strlen); EXPORT_SYMBOL(strcmp); EXPORT_SYMBOL(strcasecmp); +EXPORT_SYMBOL(strncasecmp); EXPORT_SYMBOL(__div64_32); EXPORT_SYMBOL(csum_partial); diff --git a/arch/x86_64/ia32/Makefile b/arch/x86_64/ia32/Makefile index 929e6b0771f8..e9263b4975e0 100644 --- a/arch/x86_64/ia32/Makefile +++ b/arch/x86_64/ia32/Makefile @@ -27,5 +27,5 @@ $(obj)/vsyscall-sysenter.so $(obj)/vsyscall-syscall.so: \ $(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE $(call if_changed,syscall) -AFLAGS_vsyscall-sysenter.o = -m32 -AFLAGS_vsyscall-syscall.o = -m32 +AFLAGS_vsyscall-sysenter.o = -m32 -Wa,-32 +AFLAGS_vsyscall-syscall.o = -m32 -Wa,-32 diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c index a6c01e121266..9d3d76c85ae7 100644 --- a/arch/x86_64/kernel/pci-gart.c +++ b/arch/x86_64/kernel/pci-gart.c @@ -112,10 +112,6 @@ static unsigned long alloc_iommu(int size) static void free_iommu(unsigned long offset, int size) { unsigned long flags; - if (size == 1) { - clear_bit(offset, iommu_gart_bitmap); - return; - } spin_lock_irqsave(&iommu_bitmap_lock, flags); __clear_bit_string(iommu_gart_bitmap, offset, size); spin_unlock_irqrestore(&iommu_bitmap_lock, flags); diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c index cc02573a3271..b2fac14baac0 100644 --- a/arch/x86_64/mm/numa.c +++ b/arch/x86_64/mm/numa.c @@ -188,11 +188,13 @@ void __init setup_node_zones(int nodeid) memory. */ memmapsize = sizeof(struct page) * (end_pfn-start_pfn); limit = end_pfn << PAGE_SHIFT; +#ifdef CONFIG_FLAT_NODE_MEM_MAP NODE_DATA(nodeid)->node_mem_map = __alloc_bootmem_core(NODE_DATA(nodeid)->bdata, memmapsize, SMP_CACHE_BYTES, round_down(limit - memmapsize, PAGE_SIZE), limit); +#endif size_zones(zones, holes, start_pfn, end_pfn); free_area_init_node(nodeid, NODE_DATA(nodeid), zones, diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h index e1aadae00623..cb76e5ca9a23 100644 --- a/drivers/char/drm/drmP.h +++ b/drivers/char/drm/drmP.h @@ -889,7 +889,6 @@ extern int drm_lock_free(drm_device_t * dev, /* Buffer management support (drm_bufs.h) */ extern int drm_addbufs_agp(drm_device_t * dev, drm_buf_desc_t * request); extern int drm_addbufs_pci(drm_device_t * dev, drm_buf_desc_t * request); -extern int drm_addbufs_fb(drm_device_t *dev, drm_buf_desc_t *request); extern int drm_addmap(drm_device_t * dev, unsigned int offset, unsigned int size, drm_map_type_t type, drm_map_flags_t flags, drm_local_map_t ** map_ptr); diff --git a/drivers/char/drm/drm_agpsupport.c b/drivers/char/drm/drm_agpsupport.c index fabc930c67a2..40bfd9b01e39 100644 --- a/drivers/char/drm/drm_agpsupport.c +++ b/drivers/char/drm/drm_agpsupport.c @@ -503,8 +503,6 @@ int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start) return agp_bind_memory(handle, start); } -EXPORT_SYMBOL(drm_agp_bind_memory); - /** Calls agp_unbind_memory() */ int drm_agp_unbind_memory(DRM_AGP_MEM * handle) { diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c index 8a9cf12e6183..006b06d29727 100644 --- a/drivers/char/drm/drm_bufs.c +++ b/drivers/char/drm/drm_bufs.c @@ -386,7 +386,6 @@ int drm_rmmap_locked(drm_device_t *dev, drm_local_map_t *map) return 0; } -EXPORT_SYMBOL(drm_rmmap_locked); int drm_rmmap(drm_device_t *dev, drm_local_map_t *map) { @@ -398,7 +397,6 @@ int drm_rmmap(drm_device_t *dev, drm_local_map_t *map) return ret; } -EXPORT_SYMBOL(drm_rmmap); /* The rmmap ioctl appears to be unnecessary. All mappings are torn down on * the last close of the device, and this is necessary for cleanup when things @@ -1053,7 +1051,7 @@ static int drm_addbufs_sg(drm_device_t * dev, drm_buf_desc_t * request) return 0; } -int drm_addbufs_fb(drm_device_t * dev, drm_buf_desc_t * request) +static int drm_addbufs_fb(drm_device_t * dev, drm_buf_desc_t * request) { drm_device_dma_t *dma = dev->dma; drm_buf_entry_t *entry; @@ -1212,7 +1210,6 @@ int drm_addbufs_fb(drm_device_t * dev, drm_buf_desc_t * request) atomic_dec(&dev->buf_alloc); return 0; } -EXPORT_SYMBOL(drm_addbufs_fb); /** diff --git a/drivers/char/drm/drm_stub.c b/drivers/char/drm/drm_stub.c index 68073e14fdec..9a842a36bb27 100644 --- a/drivers/char/drm/drm_stub.c +++ b/drivers/char/drm/drm_stub.c @@ -229,8 +229,6 @@ int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, return ret; } -EXPORT_SYMBOL(drm_get_dev); - /** * Put a device minor number. * diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c index b108c7f913b2..26bdf2ca59d7 100644 --- a/drivers/char/drm/r300_cmdbuf.c +++ b/drivers/char/drm/r300_cmdbuf.c @@ -723,7 +723,7 @@ static int r300_scratch(drm_radeon_private_t *dev_priv, dev_priv->scratch_ages[header.scratch.reg]++; - ref_age_base = *(u32 **)cmdbuf->buf; + ref_age_base = (u32 *)(unsigned long)*((uint64_t *)cmdbuf->buf); cmdbuf->buf += sizeof(u64); cmdbuf->bufsz -= sizeof(u64); diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c index b543821d8cb4..56c8243cdb73 100644 --- a/drivers/char/snsc.c +++ b/drivers/char/snsc.c @@ -390,7 +390,8 @@ scdrv_init(void) format_module_id(devnamep, geo_module(geoid), MODULE_FORMAT_BRIEF); devnamep = devname + strlen(devname); - sprintf(devnamep, "#%d", geo_slab(geoid)); + sprintf(devnamep, "^%d#%d", geo_slot(geoid), + geo_slab(geoid)); /* allocate sysctl device data */ scd = kzalloc(sizeof (struct sysctl_data_s), diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig index a6873bf89ffa..1efde3b27619 100644 --- a/drivers/char/tpm/Kconfig +++ b/drivers/char/tpm/Kconfig @@ -20,9 +20,18 @@ config TCG_TPM Note: For more TPM drivers enable CONFIG_PNP, CONFIG_ACPI and CONFIG_PNPACPI. +config TCG_TIS + tristate "TPM Interface Specification 1.2 Interface" + depends on TCG_TPM + ---help--- + If you have a TPM security chip that is compliant with the + TCG TIS 1.2 TPM specification say Yes and it will be accessible + from within Linux. To compile this driver as a module, choose + M here; the module will be called tpm_tis. + config TCG_NSC tristate "National Semiconductor TPM Interface" - depends on TCG_TPM + depends on TCG_TPM && PNPACPI ---help--- If you have a TPM security chip from National Semicondutor say Yes and it will be accessible from within Linux. To diff --git a/drivers/char/tpm/Makefile b/drivers/char/tpm/Makefile index ba4582d160fd..ea3a1e02a824 100644 --- a/drivers/char/tpm/Makefile +++ b/drivers/char/tpm/Makefile @@ -5,6 +5,7 @@ obj-$(CONFIG_TCG_TPM) += tpm.o ifdef CONFIG_ACPI obj-$(CONFIG_TCG_TPM) += tpm_bios.o endif +obj-$(CONFIG_TCG_TIS) += tpm_tis.o obj-$(CONFIG_TCG_NSC) += tpm_nsc.o obj-$(CONFIG_TCG_ATMEL) += tpm_atmel.o obj-$(CONFIG_TCG_INFINEON) += tpm_infineon.o diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 5a3870477ef1..6889e7db3aff 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -32,12 +32,291 @@ enum tpm_const { TPM_MINOR = 224, /* officially assigned */ TPM_BUFSIZE = 2048, TPM_NUM_DEVICES = 256, - TPM_NUM_MASK_ENTRIES = TPM_NUM_DEVICES / (8 * sizeof(int)) }; +enum tpm_duration { + TPM_SHORT = 0, + TPM_MEDIUM = 1, + TPM_LONG = 2, + TPM_UNDEFINED, +}; + +#define TPM_MAX_ORDINAL 243 +#define TPM_MAX_PROTECTED_ORDINAL 12 +#define TPM_PROTECTED_ORDINAL_MASK 0xFF + static LIST_HEAD(tpm_chip_list); static DEFINE_SPINLOCK(driver_lock); -static int dev_mask[TPM_NUM_MASK_ENTRIES]; +static DECLARE_BITMAP(dev_mask, TPM_NUM_DEVICES); + +/* + * Array with one entry per ordinal defining the maximum amount + * of time the chip could take to return the result. The ordinal + * designation of short, medium or long is defined in a table in + * TCG Specification TPM Main Part 2 TPM Structures Section 17. The + * values of the SHORT, MEDIUM, and LONG durations are retrieved + * from the chip during initialization with a call to tpm_get_timeouts. + */ +static const u8 tpm_protected_ordinal_duration[TPM_MAX_PROTECTED_ORDINAL] = { + TPM_UNDEFINED, /* 0 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 5 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 10 */ + TPM_SHORT, +}; + +static const u8 tpm_ordinal_duration[TPM_MAX_ORDINAL] = { + TPM_UNDEFINED, /* 0 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 5 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 10 */ + TPM_SHORT, + TPM_MEDIUM, + TPM_LONG, + TPM_LONG, + TPM_MEDIUM, /* 15 */ + TPM_SHORT, + TPM_SHORT, + TPM_MEDIUM, + TPM_LONG, + TPM_SHORT, /* 20 */ + TPM_SHORT, + TPM_MEDIUM, + TPM_MEDIUM, + TPM_MEDIUM, + TPM_SHORT, /* 25 */ + TPM_SHORT, + TPM_MEDIUM, + TPM_SHORT, + TPM_SHORT, + TPM_MEDIUM, /* 30 */ + TPM_LONG, + TPM_MEDIUM, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, /* 35 */ + TPM_MEDIUM, + TPM_MEDIUM, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_MEDIUM, /* 40 */ + TPM_LONG, + TPM_MEDIUM, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, /* 45 */ + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_LONG, + TPM_MEDIUM, /* 50 */ + TPM_MEDIUM, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 55 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_MEDIUM, /* 60 */ + TPM_MEDIUM, + TPM_MEDIUM, + TPM_SHORT, + TPM_SHORT, + TPM_MEDIUM, /* 65 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 70 */ + TPM_SHORT, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 75 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_LONG, /* 80 */ + TPM_UNDEFINED, + TPM_MEDIUM, + TPM_LONG, + TPM_SHORT, + TPM_UNDEFINED, /* 85 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 90 */ + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_UNDEFINED, /* 95 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_MEDIUM, /* 100 */ + TPM_SHORT, + TPM_SHORT, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 105 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 110 */ + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, /* 115 */ + TPM_SHORT, + TPM_SHORT, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_LONG, /* 120 */ + TPM_LONG, + TPM_MEDIUM, + TPM_UNDEFINED, + TPM_SHORT, + TPM_SHORT, /* 125 */ + TPM_SHORT, + TPM_LONG, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, /* 130 */ + TPM_MEDIUM, + TPM_UNDEFINED, + TPM_SHORT, + TPM_MEDIUM, + TPM_UNDEFINED, /* 135 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 140 */ + TPM_SHORT, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 145 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 150 */ + TPM_MEDIUM, + TPM_MEDIUM, + TPM_SHORT, + TPM_SHORT, + TPM_UNDEFINED, /* 155 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 160 */ + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 165 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_LONG, /* 170 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 175 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_MEDIUM, /* 180 */ + TPM_SHORT, + TPM_MEDIUM, + TPM_MEDIUM, + TPM_MEDIUM, + TPM_MEDIUM, /* 185 */ + TPM_SHORT, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 190 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 195 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 200 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, + TPM_SHORT, /* 205 */ + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_MEDIUM, /* 210 */ + TPM_UNDEFINED, + TPM_MEDIUM, + TPM_MEDIUM, + TPM_MEDIUM, + TPM_UNDEFINED, /* 215 */ + TPM_MEDIUM, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, + TPM_SHORT, /* 220 */ + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_SHORT, + TPM_UNDEFINED, /* 225 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 230 */ + TPM_LONG, + TPM_MEDIUM, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, /* 235 */ + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_UNDEFINED, + TPM_SHORT, /* 240 */ + TPM_UNDEFINED, + TPM_MEDIUM, +}; static void user_reader_timeout(unsigned long ptr) { @@ -46,7 +325,7 @@ static void user_reader_timeout(unsigned long ptr) schedule_work(&chip->work); } -static void timeout_work(void * ptr) +static void timeout_work(void *ptr) { struct tpm_chip *chip = ptr; @@ -57,17 +336,43 @@ static void timeout_work(void * ptr) } /* + * Returns max number of jiffies to wait + */ +unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip, + u32 ordinal) +{ + int duration_idx = TPM_UNDEFINED; + int duration = 0; + + if (ordinal < TPM_MAX_ORDINAL) + duration_idx = tpm_ordinal_duration[ordinal]; + else if ((ordinal & TPM_PROTECTED_ORDINAL_MASK) < + TPM_MAX_PROTECTED_ORDINAL) + duration_idx = + tpm_protected_ordinal_duration[ordinal & + TPM_PROTECTED_ORDINAL_MASK]; + + if (duration_idx != TPM_UNDEFINED) + duration = chip->vendor.duration[duration_idx]; + if (duration <= 0) + return 2 * 60 * HZ; + else + return duration; +} +EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration); + +/* * Internal kernel interface to transmit TPM commands */ static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, size_t bufsiz) { ssize_t rc; - u32 count; + u32 count, ordinal; unsigned long stop; count = be32_to_cpu(*((__be32 *) (buf + 2))); - + ordinal = be32_to_cpu(*((__be32 *) (buf + 6))); if (count == 0) return -ENODATA; if (count > bufsiz) { @@ -78,21 +383,23 @@ static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, down(&chip->tpm_mutex); - if ((rc = chip->vendor->send(chip, (u8 *) buf, count)) < 0) { + if ((rc = chip->vendor.send(chip, (u8 *) buf, count)) < 0) { dev_err(chip->dev, "tpm_transmit: tpm_send: error %zd\n", rc); goto out; } - stop = jiffies + 2 * 60 * HZ; + if (chip->vendor.irq) + goto out_recv; + + stop = jiffies + tpm_calc_ordinal_duration(chip, ordinal); do { - u8 status = chip->vendor->status(chip); - if ((status & chip->vendor->req_complete_mask) == - chip->vendor->req_complete_val) { + u8 status = chip->vendor.status(chip); + if ((status & chip->vendor.req_complete_mask) == + chip->vendor.req_complete_val) goto out_recv; - } - if ((status == chip->vendor->req_canceled)) { + if ((status == chip->vendor.req_canceled)) { dev_err(chip->dev, "Operation Canceled\n"); rc = -ECANCELED; goto out; @@ -102,14 +409,13 @@ static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, rmb(); } while (time_before(jiffies, stop)); - - chip->vendor->cancel(chip); + chip->vendor.cancel(chip); dev_err(chip->dev, "Operation Timed out\n"); rc = -ETIME; goto out; out_recv: - rc = chip->vendor->recv(chip, (u8 *) buf, bufsiz); + rc = chip->vendor.recv(chip, (u8 *) buf, bufsiz); if (rc < 0) dev_err(chip->dev, "tpm_transmit: tpm_recv: error %zd\n", rc); @@ -119,17 +425,247 @@ out: } #define TPM_DIGEST_SIZE 20 -#define CAP_PCR_RESULT_SIZE 18 -static const u8 cap_pcr[] = { +#define TPM_ERROR_SIZE 10 +#define TPM_RET_CODE_IDX 6 +#define TPM_GET_CAP_RET_SIZE_IDX 10 +#define TPM_GET_CAP_RET_UINT32_1_IDX 14 +#define TPM_GET_CAP_RET_UINT32_2_IDX 18 +#define TPM_GET_CAP_RET_UINT32_3_IDX 22 +#define TPM_GET_CAP_RET_UINT32_4_IDX 26 +#define TPM_GET_CAP_PERM_DISABLE_IDX 16 +#define TPM_GET_CAP_PERM_INACTIVE_IDX 18 +#define TPM_GET_CAP_RET_BOOL_1_IDX 14 +#define TPM_GET_CAP_TEMP_INACTIVE_IDX 16 + +#define TPM_CAP_IDX 13 +#define TPM_CAP_SUBCAP_IDX 21 + +enum tpm_capabilities { + TPM_CAP_FLAG = 4, + TPM_CAP_PROP = 5, +}; + +enum tpm_sub_capabilities { + TPM_CAP_PROP_PCR = 0x1, + TPM_CAP_PROP_MANUFACTURER = 0x3, + TPM_CAP_FLAG_PERM = 0x8, + TPM_CAP_FLAG_VOL = 0x9, + TPM_CAP_PROP_OWNER = 0x11, + TPM_CAP_PROP_TIS_TIMEOUT = 0x15, + TPM_CAP_PROP_TIS_DURATION = 0x20, +}; + +/* + * This is a semi generic GetCapability command for use + * with the capability type TPM_CAP_PROP or TPM_CAP_FLAG + * and their associated sub_capabilities. + */ + +static const u8 tpm_cap[] = { 0, 193, /* TPM_TAG_RQU_COMMAND */ 0, 0, 0, 22, /* length */ 0, 0, 0, 101, /* TPM_ORD_GetCapability */ - 0, 0, 0, 5, - 0, 0, 0, 4, - 0, 0, 1, 1 + 0, 0, 0, 0, /* TPM_CAP_<TYPE> */ + 0, 0, 0, 4, /* TPM_CAP_SUB_<TYPE> size */ + 0, 0, 1, 0 /* TPM_CAP_SUB_<TYPE> */ }; -#define READ_PCR_RESULT_SIZE 30 +static ssize_t transmit_cmd(struct tpm_chip *chip, u8 *data, int len, + char *desc) +{ + int err; + + len = tpm_transmit(chip, data, len); + if (len < 0) + return len; + if (len == TPM_ERROR_SIZE) { + err = be32_to_cpu(*((__be32 *) (data + TPM_RET_CODE_IDX))); + dev_dbg(chip->dev, "A TPM error (%d) occurred %s\n", err, desc); + return err; + } + return 0; +} + +void tpm_gen_interrupt(struct tpm_chip *chip) +{ + u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 30)]; + ssize_t rc; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_TIS_TIMEOUT; + + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the timeouts"); +} +EXPORT_SYMBOL_GPL(tpm_gen_interrupt); + +void tpm_get_timeouts(struct tpm_chip *chip) +{ + u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 30)]; + ssize_t rc; + u32 timeout; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_TIS_TIMEOUT; + + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the timeouts"); + if (rc) + goto duration; + + if (be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_SIZE_IDX))) + != 4 * sizeof(u32)) + goto duration; + + /* Don't overwrite default if value is 0 */ + timeout = + be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX))); + if (timeout) + chip->vendor.timeout_a = msecs_to_jiffies(timeout); + timeout = + be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_2_IDX))); + if (timeout) + chip->vendor.timeout_b = msecs_to_jiffies(timeout); + timeout = + be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_3_IDX))); + if (timeout) + chip->vendor.timeout_c = msecs_to_jiffies(timeout); + timeout = + be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_4_IDX))); + if (timeout) + chip->vendor.timeout_d = msecs_to_jiffies(timeout); + +duration: + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_TIS_DURATION; + + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the durations"); + if (rc) + return; + + if (be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_SIZE_IDX))) + != 3 * sizeof(u32)) + return; + + chip->vendor.duration[TPM_SHORT] = + msecs_to_jiffies(be32_to_cpu + (*((__be32 *) (data + + TPM_GET_CAP_RET_UINT32_1_IDX)))); + chip->vendor.duration[TPM_MEDIUM] = + msecs_to_jiffies(be32_to_cpu + (*((__be32 *) (data + + TPM_GET_CAP_RET_UINT32_2_IDX)))); + chip->vendor.duration[TPM_LONG] = + msecs_to_jiffies(be32_to_cpu + (*((__be32 *) (data + + TPM_GET_CAP_RET_UINT32_3_IDX)))); +} +EXPORT_SYMBOL_GPL(tpm_get_timeouts); + +void tpm_continue_selftest(struct tpm_chip *chip) +{ + u8 data[] = { + 0, 193, /* TPM_TAG_RQU_COMMAND */ + 0, 0, 0, 10, /* length */ + 0, 0, 0, 83, /* TPM_ORD_GetCapability */ + }; + + tpm_transmit(chip, data, sizeof(data)); +} +EXPORT_SYMBOL_GPL(tpm_continue_selftest); + +ssize_t tpm_show_enabled(struct device * dev, struct device_attribute * attr, + char *buf) +{ + u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 35)]; + ssize_t rc; + + struct tpm_chip *chip = dev_get_drvdata(dev); + if (chip == NULL) + return -ENODEV; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_FLAG; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_FLAG_PERM; + + rc = transmit_cmd(chip, data, sizeof(data), + "attemtping to determine the permanent state"); + if (rc) + return 0; + return sprintf(buf, "%d\n", !data[TPM_GET_CAP_PERM_DISABLE_IDX]); +} +EXPORT_SYMBOL_GPL(tpm_show_enabled); + +ssize_t tpm_show_active(struct device * dev, struct device_attribute * attr, + char *buf) +{ + u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 35)]; + ssize_t rc; + + struct tpm_chip *chip = dev_get_drvdata(dev); + if (chip == NULL) + return -ENODEV; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_FLAG; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_FLAG_PERM; + + rc = transmit_cmd(chip, data, sizeof(data), + "attemtping to determine the permanent state"); + if (rc) + return 0; + return sprintf(buf, "%d\n", !data[TPM_GET_CAP_PERM_INACTIVE_IDX]); +} +EXPORT_SYMBOL_GPL(tpm_show_active); + +ssize_t tpm_show_owned(struct device * dev, struct device_attribute * attr, + char *buf) +{ + u8 data[sizeof(tpm_cap)]; + ssize_t rc; + + struct tpm_chip *chip = dev_get_drvdata(dev); + if (chip == NULL) + return -ENODEV; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_OWNER; + + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the owner state"); + if (rc) + return 0; + return sprintf(buf, "%d\n", data[TPM_GET_CAP_RET_BOOL_1_IDX]); +} +EXPORT_SYMBOL_GPL(tpm_show_owned); + +ssize_t tpm_show_temp_deactivated(struct device * dev, + struct device_attribute * attr, char *buf) +{ + u8 data[sizeof(tpm_cap)]; + ssize_t rc; + + struct tpm_chip *chip = dev_get_drvdata(dev); + if (chip == NULL) + return -ENODEV; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_FLAG; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_FLAG_VOL; + + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the temporary state"); + if (rc) + return 0; + return sprintf(buf, "%d\n", data[TPM_GET_CAP_TEMP_INACTIVE_IDX]); +} +EXPORT_SYMBOL_GPL(tpm_show_temp_deactivated); + static const u8 pcrread[] = { 0, 193, /* TPM_TAG_RQU_COMMAND */ 0, 0, 0, 14, /* length */ @@ -140,8 +676,8 @@ static const u8 pcrread[] = { ssize_t tpm_show_pcrs(struct device *dev, struct device_attribute *attr, char *buf) { - u8 data[READ_PCR_RESULT_SIZE]; - ssize_t len; + u8 data[max_t(int, max(ARRAY_SIZE(tpm_cap), ARRAY_SIZE(pcrread)), 30)]; + ssize_t rc; int i, j, num_pcrs; __be32 index; char *str = buf; @@ -150,29 +686,24 @@ ssize_t tpm_show_pcrs(struct device *dev, struct device_attribute *attr, if (chip == NULL) return -ENODEV; - memcpy(data, cap_pcr, sizeof(cap_pcr)); - if ((len = tpm_transmit(chip, data, sizeof(data))) - < CAP_PCR_RESULT_SIZE) { - dev_dbg(chip->dev, "A TPM error (%d) occurred " - "attempting to determine the number of PCRS\n", - be32_to_cpu(*((__be32 *) (data + 6)))); + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_PCR; + + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the number of PCRS"); + if (rc) return 0; - } num_pcrs = be32_to_cpu(*((__be32 *) (data + 14))); - for (i = 0; i < num_pcrs; i++) { memcpy(data, pcrread, sizeof(pcrread)); index = cpu_to_be32(i); memcpy(data + 10, &index, 4); - if ((len = tpm_transmit(chip, data, sizeof(data))) - < READ_PCR_RESULT_SIZE){ - dev_dbg(chip->dev, "A TPM error (%d) occurred" - " attempting to read PCR %d of %d\n", - be32_to_cpu(*((__be32 *) (data + 6))), - i, num_pcrs); + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to read a PCR"); + if (rc) goto out; - } str += sprintf(str, "PCR-%02d: ", i); for (j = 0; j < TPM_DIGEST_SIZE; j++) str += sprintf(str, "%02X ", *(data + 10 + j)); @@ -194,7 +725,7 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr, char *buf) { u8 *data; - ssize_t len; + ssize_t err; int i, rc; char *str = buf; @@ -208,14 +739,10 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr, memcpy(data, readpubek, sizeof(readpubek)); - if ((len = tpm_transmit(chip, data, READ_PUBEK_RESULT_SIZE)) < - READ_PUBEK_RESULT_SIZE) { - dev_dbg(chip->dev, "A TPM error (%d) occurred " - "attempting to read the PUBEK\n", - be32_to_cpu(*((__be32 *) (data + 6)))); - rc = 0; + err = transmit_cmd(chip, data, READ_PUBEK_RESULT_SIZE, + "attempting to read the PUBEK"); + if (err) goto out; - } /* ignore header 10 bytes @@ -245,67 +772,110 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr, if ((i + 1) % 16 == 0) str += sprintf(str, "\n"); } - rc = str - buf; out: + rc = str - buf; kfree(data); return rc; } EXPORT_SYMBOL_GPL(tpm_show_pubek); -#define CAP_VER_RESULT_SIZE 18 +#define CAP_VERSION_1_1 6 +#define CAP_VERSION_1_2 0x1A +#define CAP_VERSION_IDX 13 static const u8 cap_version[] = { 0, 193, /* TPM_TAG_RQU_COMMAND */ 0, 0, 0, 18, /* length */ 0, 0, 0, 101, /* TPM_ORD_GetCapability */ - 0, 0, 0, 6, + 0, 0, 0, 0, 0, 0, 0, 0 }; -#define CAP_MANUFACTURER_RESULT_SIZE 18 -static const u8 cap_manufacturer[] = { - 0, 193, /* TPM_TAG_RQU_COMMAND */ - 0, 0, 0, 22, /* length */ - 0, 0, 0, 101, /* TPM_ORD_GetCapability */ - 0, 0, 0, 5, - 0, 0, 0, 4, - 0, 0, 1, 3 -}; - ssize_t tpm_show_caps(struct device *dev, struct device_attribute *attr, char *buf) { - u8 data[sizeof(cap_manufacturer)]; - ssize_t len; + u8 data[max_t(int, max(ARRAY_SIZE(tpm_cap), ARRAY_SIZE(cap_version)), 30)]; + ssize_t rc; char *str = buf; struct tpm_chip *chip = dev_get_drvdata(dev); if (chip == NULL) return -ENODEV; - memcpy(data, cap_manufacturer, sizeof(cap_manufacturer)); + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_MANUFACTURER; - if ((len = tpm_transmit(chip, data, sizeof(data))) < - CAP_MANUFACTURER_RESULT_SIZE) - return len; + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the manufacturer"); + if (rc) + return 0; str += sprintf(str, "Manufacturer: 0x%x\n", - be32_to_cpu(*((__be32 *) (data + 14)))); + be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX)))); memcpy(data, cap_version, sizeof(cap_version)); + data[CAP_VERSION_IDX] = CAP_VERSION_1_1; + rc = transmit_cmd(chip, data, sizeof(data), + "attempting to determine the 1.1 version"); + if (rc) + goto out; - if ((len = tpm_transmit(chip, data, sizeof(data))) < - CAP_VER_RESULT_SIZE) - return len; - - str += - sprintf(str, "TCG version: %d.%d\nFirmware version: %d.%d\n", - (int) data[14], (int) data[15], (int) data[16], - (int) data[17]); + str += sprintf(str, + "TCG version: %d.%d\nFirmware version: %d.%d\n", + (int) data[14], (int) data[15], (int) data[16], + (int) data[17]); +out: return str - buf; } EXPORT_SYMBOL_GPL(tpm_show_caps); +ssize_t tpm_show_caps_1_2(struct device * dev, + struct device_attribute * attr, char *buf) +{ + u8 data[max_t(int, max(ARRAY_SIZE(tpm_cap), ARRAY_SIZE(cap_version)), 30)]; + ssize_t len; + char *str = buf; + + struct tpm_chip *chip = dev_get_drvdata(dev); + if (chip == NULL) + return -ENODEV; + + memcpy(data, tpm_cap, sizeof(tpm_cap)); + data[TPM_CAP_IDX] = TPM_CAP_PROP; + data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_MANUFACTURER; + + if ((len = tpm_transmit(chip, data, sizeof(data))) <= + TPM_ERROR_SIZE) { + dev_dbg(chip->dev, "A TPM error (%d) occurred " + "attempting to determine the manufacturer\n", + be32_to_cpu(*((__be32 *) (data + TPM_RET_CODE_IDX)))); + return 0; + } + + str += sprintf(str, "Manufacturer: 0x%x\n", + be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX)))); + + memcpy(data, cap_version, sizeof(cap_version)); + data[CAP_VERSION_IDX] = CAP_VERSION_1_2; + + if ((len = tpm_transmit(chip, data, sizeof(data))) <= + TPM_ERROR_SIZE) { + dev_err(chip->dev, "A TPM error (%d) occurred " + "attempting to determine the 1.2 version\n", + be32_to_cpu(*((__be32 *) (data + TPM_RET_CODE_IDX)))); + goto out; + } + str += sprintf(str, + "TCG version: %d.%d\nFirmware version: %d.%d\n", + (int) data[16], (int) data[17], (int) data[18], + (int) data[19]); + +out: + return str - buf; +} +EXPORT_SYMBOL_GPL(tpm_show_caps_1_2); + ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { @@ -313,7 +883,7 @@ ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr, if (chip == NULL) return 0; - chip->vendor->cancel(chip); + chip->vendor.cancel(chip); return count; } EXPORT_SYMBOL_GPL(tpm_store_cancel); @@ -329,7 +899,7 @@ int tpm_open(struct inode *inode, struct file *file) spin_lock(&driver_lock); list_for_each_entry(pos, &tpm_chip_list, list) { - if (pos->vendor->miscdev.minor == minor) { + if (pos->vendor.miscdev.minor == minor) { chip = pos; break; } @@ -387,7 +957,7 @@ int tpm_release(struct inode *inode, struct file *file) EXPORT_SYMBOL_GPL(tpm_release); ssize_t tpm_write(struct file *file, const char __user *buf, - size_t size, loff_t * off) + size_t size, loff_t *off) { struct tpm_chip *chip = file->private_data; int in_size = size, out_size; @@ -419,11 +989,10 @@ ssize_t tpm_write(struct file *file, const char __user *buf, return in_size; } - EXPORT_SYMBOL_GPL(tpm_write); -ssize_t tpm_read(struct file * file, char __user *buf, - size_t size, loff_t * off) +ssize_t tpm_read(struct file *file, char __user *buf, + size_t size, loff_t *off) { struct tpm_chip *chip = file->private_data; int ret_size; @@ -462,14 +1031,13 @@ void tpm_remove_hardware(struct device *dev) spin_unlock(&driver_lock); dev_set_drvdata(dev, NULL); - misc_deregister(&chip->vendor->miscdev); - kfree(chip->vendor->miscdev.name); + misc_deregister(&chip->vendor.miscdev); + kfree(chip->vendor.miscdev.name); - sysfs_remove_group(&dev->kobj, chip->vendor->attr_group); + sysfs_remove_group(&dev->kobj, chip->vendor.attr_group); tpm_bios_log_teardown(chip->bios_dir); - dev_mask[chip->dev_num / TPM_NUM_MASK_ENTRIES ] &= - ~(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES)); + clear_bit(chip->dev_num, dev_mask); kfree(chip); @@ -520,18 +1088,18 @@ EXPORT_SYMBOL_GPL(tpm_pm_resume); * upon errant exit from this function specific probe function should call * pci_disable_device */ -int tpm_register_hardware(struct device *dev, struct tpm_vendor_specific *entry) +struct tpm_chip *tpm_register_hardware(struct device *dev, const struct tpm_vendor_specific + *entry) { #define DEVNAME_SIZE 7 char *devname; struct tpm_chip *chip; - int i, j; /* Driver specific per-device data */ chip = kzalloc(sizeof(*chip), GFP_KERNEL); if (chip == NULL) - return -ENOMEM; + return NULL; init_MUTEX(&chip->buffer_mutex); init_MUTEX(&chip->tpm_mutex); @@ -543,45 +1111,37 @@ int tpm_register_hardware(struct device *dev, struct tpm_vendor_specific *entry) chip->user_read_timer.function = user_reader_timeout; chip->user_read_timer.data = (unsigned long) chip; - chip->vendor = entry; - - chip->dev_num = -1; + memcpy(&chip->vendor, entry, sizeof(struct tpm_vendor_specific)); - for (i = 0; i < TPM_NUM_MASK_ENTRIES; i++) - for (j = 0; j < 8 * sizeof(int); j++) - if ((dev_mask[i] & (1 << j)) == 0) { - chip->dev_num = - i * TPM_NUM_MASK_ENTRIES + j; - dev_mask[i] |= 1 << j; - goto dev_num_search_complete; - } + chip->dev_num = find_first_zero_bit(dev_mask, TPM_NUM_DEVICES); -dev_num_search_complete: - if (chip->dev_num < 0) { + if (chip->dev_num >= TPM_NUM_DEVICES) { dev_err(dev, "No available tpm device numbers\n"); kfree(chip); - return -ENODEV; + return NULL; } else if (chip->dev_num == 0) - chip->vendor->miscdev.minor = TPM_MINOR; + chip->vendor.miscdev.minor = TPM_MINOR; else - chip->vendor->miscdev.minor = MISC_DYNAMIC_MINOR; + chip->vendor.miscdev.minor = MISC_DYNAMIC_MINOR; + + set_bit(chip->dev_num, dev_mask); devname = kmalloc(DEVNAME_SIZE, GFP_KERNEL); scnprintf(devname, DEVNAME_SIZE, "%s%d", "tpm", chip->dev_num); - chip->vendor->miscdev.name = devname; + chip->vendor.miscdev.name = devname; - chip->vendor->miscdev.dev = dev; + chip->vendor.miscdev.dev = dev; chip->dev = get_device(dev); - if (misc_register(&chip->vendor->miscdev)) { + if (misc_register(&chip->vendor.miscdev)) { dev_err(chip->dev, "unable to misc_register %s, minor %d\n", - chip->vendor->miscdev.name, - chip->vendor->miscdev.minor); + chip->vendor.miscdev.name, + chip->vendor.miscdev.minor); put_device(dev); + clear_bit(chip->dev_num, dev_mask); kfree(chip); - dev_mask[i] &= !(1 << j); - return -ENODEV; + return NULL; } spin_lock(&driver_lock); @@ -592,11 +1152,11 @@ dev_num_search_complete: spin_unlock(&driver_lock); - sysfs_create_group(&dev->kobj, chip->vendor->attr_group); + sysfs_create_group(&dev->kobj, chip->vendor.attr_group); chip->bios_dir = tpm_bios_log_setup(devname); - return 0; + return chip; } EXPORT_SYMBOL_GPL(tpm_register_hardware); diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index dec0224b4478..54a4c804e25f 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -42,18 +42,30 @@ extern ssize_t tpm_show_pcrs(struct device *, struct device_attribute *attr, char *); extern ssize_t tpm_show_caps(struct device *, struct device_attribute *attr, char *); +extern ssize_t tpm_show_caps_1_2(struct device *, struct device_attribute *attr, + char *); extern ssize_t tpm_store_cancel(struct device *, struct device_attribute *attr, const char *, size_t); +extern ssize_t tpm_show_enabled(struct device *, struct device_attribute *attr, + char *); +extern ssize_t tpm_show_active(struct device *, struct device_attribute *attr, + char *); +extern ssize_t tpm_show_owned(struct device *, struct device_attribute *attr, + char *); +extern ssize_t tpm_show_temp_deactivated(struct device *, + struct device_attribute *attr, char *); struct tpm_chip; struct tpm_vendor_specific { - u8 req_complete_mask; - u8 req_complete_val; - u8 req_canceled; + const u8 req_complete_mask; + const u8 req_complete_val; + const u8 req_canceled; void __iomem *iobase; /* ioremapped address */ unsigned long base; /* TPM base address */ + int irq; + int region_size; int have_region; @@ -63,6 +75,13 @@ struct tpm_vendor_specific { u8 (*status) (struct tpm_chip *); struct miscdevice miscdev; struct attribute_group *attr_group; + struct list_head list; + int locality; + unsigned long timeout_a, timeout_b, timeout_c, timeout_d; /* jiffies */ + unsigned long duration[3]; /* jiffies */ + + wait_queue_head_t read_queue; + wait_queue_head_t int_queue; }; struct tpm_chip { @@ -81,13 +100,15 @@ struct tpm_chip { struct work_struct work; struct semaphore tpm_mutex; /* tpm is processing */ - struct tpm_vendor_specific *vendor; + struct tpm_vendor_specific vendor; struct dentry **bios_dir; struct list_head list; }; +#define to_tpm_chip(n) container_of(n, struct tpm_chip, vendor) + static inline int tpm_read_index(int base, int index) { outb(index, base); @@ -100,8 +121,12 @@ static inline void tpm_write_index(int base, int index, int value) outb(value & 0xFF, base+1); } -extern int tpm_register_hardware(struct device *, - struct tpm_vendor_specific *); +extern void tpm_get_timeouts(struct tpm_chip *); +extern void tpm_gen_interrupt(struct tpm_chip *); +extern void tpm_continue_selftest(struct tpm_chip *); +extern unsigned long tpm_calc_ordinal_duration(struct tpm_chip *, u32); +extern struct tpm_chip* tpm_register_hardware(struct device *, + const struct tpm_vendor_specific *); extern int tpm_open(struct inode *, struct file *); extern int tpm_release(struct inode *, struct file *); extern ssize_t tpm_write(struct file *, const char __user *, size_t, diff --git a/drivers/char/tpm/tpm_atmel.c b/drivers/char/tpm/tpm_atmel.c index ff3654964fe3..58a258cec153 100644 --- a/drivers/char/tpm/tpm_atmel.c +++ b/drivers/char/tpm/tpm_atmel.c @@ -47,12 +47,12 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) return -EIO; for (i = 0; i < 6; i++) { - status = ioread8(chip->vendor->iobase + 1); + status = ioread8(chip->vendor.iobase + 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { dev_err(chip->dev, "error reading header\n"); return -EIO; } - *buf++ = ioread8(chip->vendor->iobase); + *buf++ = ioread8(chip->vendor.iobase); } /* size of the data received */ @@ -63,7 +63,7 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) dev_err(chip->dev, "Recv size(%d) less than available space\n", size); for (; i < size; i++) { /* clear the waiting data anyway */ - status = ioread8(chip->vendor->iobase + 1); + status = ioread8(chip->vendor.iobase + 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { dev_err(chip->dev, "error reading data\n"); return -EIO; @@ -74,16 +74,16 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) /* read all the data available */ for (; i < size; i++) { - status = ioread8(chip->vendor->iobase + 1); + status = ioread8(chip->vendor.iobase + 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { dev_err(chip->dev, "error reading data\n"); return -EIO; } - *buf++ = ioread8(chip->vendor->iobase); + *buf++ = ioread8(chip->vendor.iobase); } /* make sure data available is gone */ - status = ioread8(chip->vendor->iobase + 1); + status = ioread8(chip->vendor.iobase + 1); if (status & ATML_STATUS_DATA_AVAIL) { dev_err(chip->dev, "data available is stuck\n"); @@ -100,7 +100,7 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count) dev_dbg(chip->dev, "tpm_atml_send:\n"); for (i = 0; i < count; i++) { dev_dbg(chip->dev, "%d 0x%x(%d)\n", i, buf[i], buf[i]); - iowrite8(buf[i], chip->vendor->iobase); + iowrite8(buf[i], chip->vendor.iobase); } return count; @@ -108,12 +108,12 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count) static void tpm_atml_cancel(struct tpm_chip *chip) { - iowrite8(ATML_STATUS_ABORT, chip->vendor->iobase + 1); + iowrite8(ATML_STATUS_ABORT, chip->vendor.iobase + 1); } static u8 tpm_atml_status(struct tpm_chip *chip) { - return ioread8(chip->vendor->iobase + 1); + return ioread8(chip->vendor.iobase + 1); } static struct file_operations atmel_ops = { @@ -140,7 +140,7 @@ static struct attribute* atmel_attrs[] = { static struct attribute_group atmel_attr_grp = { .attrs = atmel_attrs }; -static struct tpm_vendor_specific tpm_atmel = { +static const struct tpm_vendor_specific tpm_atmel = { .recv = tpm_atml_recv, .send = tpm_atml_send, .cancel = tpm_atml_cancel, @@ -159,10 +159,10 @@ static void atml_plat_remove(void) struct tpm_chip *chip = dev_get_drvdata(&pdev->dev); if (chip) { - if (chip->vendor->have_region) - atmel_release_region(chip->vendor->base, - chip->vendor->region_size); - atmel_put_base_addr(chip->vendor); + if (chip->vendor.have_region) + atmel_release_region(chip->vendor.base, + chip->vendor.region_size); + atmel_put_base_addr(chip->vendor.iobase); tpm_remove_hardware(chip->dev); platform_device_unregister(pdev); } @@ -179,18 +179,22 @@ static struct device_driver atml_drv = { static int __init init_atmel(void) { int rc = 0; + void __iomem *iobase = NULL; + int have_region, region_size; + unsigned long base; + struct tpm_chip *chip; driver_register(&atml_drv); - if ((tpm_atmel.iobase = atmel_get_base_addr(&tpm_atmel)) == NULL) { + if ((iobase = atmel_get_base_addr(&base, ®ion_size)) == NULL) { rc = -ENODEV; goto err_unreg_drv; } - tpm_atmel.have_region = + have_region = (atmel_request_region - (tpm_atmel.base, tpm_atmel.region_size, - "tpm_atmel0") == NULL) ? 0 : 1; + (tpm_atmel.base, region_size, "tpm_atmel0") == NULL) ? 0 : 1; + if (IS_ERR (pdev = @@ -199,17 +203,25 @@ static int __init init_atmel(void) goto err_rel_reg; } - if ((rc = tpm_register_hardware(&pdev->dev, &tpm_atmel)) < 0) + if (!(chip = tpm_register_hardware(&pdev->dev, &tpm_atmel))) { + rc = -ENODEV; goto err_unreg_dev; + } + + chip->vendor.iobase = iobase; + chip->vendor.base = base; + chip->vendor.have_region = have_region; + chip->vendor.region_size = region_size; + return 0; err_unreg_dev: platform_device_unregister(pdev); err_rel_reg: - atmel_put_base_addr(&tpm_atmel); - if (tpm_atmel.have_region) - atmel_release_region(tpm_atmel.base, - tpm_atmel.region_size); + atmel_put_base_addr(iobase); + if (have_region) + atmel_release_region(base, + region_size); err_unreg_drv: driver_unregister(&atml_drv); return rc; diff --git a/drivers/char/tpm/tpm_atmel.h b/drivers/char/tpm/tpm_atmel.h index d3478aaadd77..2e68eeb8a2cd 100644 --- a/drivers/char/tpm/tpm_atmel.h +++ b/drivers/char/tpm/tpm_atmel.h @@ -28,13 +28,12 @@ #define atmel_request_region request_mem_region #define atmel_release_region release_mem_region -static inline void atmel_put_base_addr(struct tpm_vendor_specific - *vendor) +static inline void atmel_put_base_addr(void __iomem *iobase) { - iounmap(vendor->iobase); + iounmap(iobase); } -static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific *vendor) +static void __iomem * atmel_get_base_addr(unsigned long *base, int *region_size) { struct device_node *dn; unsigned long address, size; @@ -71,9 +70,9 @@ static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific *vendor) else size = reg[naddrc]; - vendor->base = address; - vendor->region_size = size; - return ioremap(vendor->base, vendor->region_size); + *base = address; + *region_size = size; + return ioremap(*base, *region_size); } #else #define atmel_getb(chip, offset) inb(chip->vendor->base + offset) @@ -106,14 +105,12 @@ static int atmel_verify_tpm11(void) return 0; } -static inline void atmel_put_base_addr(struct tpm_vendor_specific - *vendor) +static inline void atmel_put_base_addr(void __iomem *iobase) { } /* Determine where to talk to device */ -static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific - *vendor) +static void __iomem * atmel_get_base_addr(unsigned long *base, int *region_size) { int lo, hi; @@ -123,9 +120,9 @@ static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific lo = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_LO); hi = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_HI); - vendor->base = (hi << 8) | lo; - vendor->region_size = 2; + *base = (hi << 8) | lo; + *region_size = 2; - return ioport_map(vendor->base, vendor->region_size); + return ioport_map(*base, *region_size); } #endif diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c index 537aa45d8c67..e45f0d3d12de 100644 --- a/drivers/char/tpm/tpm_bios.c +++ b/drivers/char/tpm/tpm_bios.c @@ -29,6 +29,11 @@ #define MAX_TEXT_EVENT 1000 /* Max event string length */ #define ACPI_TCPA_SIG "TCPA" /* 0x41504354 /'TCPA' */ +enum bios_platform_class { + BIOS_CLIENT = 0x00, + BIOS_SERVER = 0x01, +}; + struct tpm_bios_log { void *bios_event_log; void *bios_event_log_end; @@ -36,9 +41,18 @@ struct tpm_bios_log { struct acpi_tcpa { struct acpi_table_header hdr; - u16 reserved; - u32 log_max_len __attribute__ ((packed)); - u32 log_start_addr __attribute__ ((packed)); + u16 platform_class; + union { + struct client_hdr { + u32 log_max_len __attribute__ ((packed)); + u64 log_start_addr __attribute__ ((packed)); + } client; + struct server_hdr { + u16 reserved; + u64 log_max_len __attribute__ ((packed)); + u64 log_start_addr __attribute__ ((packed)); + } server; + }; }; struct tcpa_event { @@ -120,6 +134,7 @@ static const char* tcpa_pc_event_id_strings[] = { "S-CRTM Version", "S-CRTM Contents", "S-CRTM POST Contents", + "POST Contents", }; /* returns pointer to start of pos. entry of tcg log */ @@ -306,6 +321,7 @@ static int tpm_binary_bios_measurements_show(struct seq_file *m, void *v) /* 5th: delimiter */ seq_putc(m, '\0'); + kfree(eventname); return 0; } @@ -353,6 +369,7 @@ static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v) /* 4th: eventname <= max + \'0' delimiter */ seq_printf(m, " %s\n", eventname); + kfree(eventname); return 0; } @@ -376,6 +393,7 @@ static int read_log(struct tpm_bios_log *log) struct acpi_tcpa *buff; acpi_status status; struct acpi_table_header *virt; + u64 len, start; if (log->bios_event_log != NULL) { printk(KERN_ERR @@ -396,27 +414,37 @@ static int read_log(struct tpm_bios_log *log) return -EIO; } - if (buff->log_max_len == 0) { + switch(buff->platform_class) { + case BIOS_SERVER: + len = buff->server.log_max_len; + start = buff->server.log_start_addr; + break; + case BIOS_CLIENT: + default: + len = buff->client.log_max_len; + start = buff->client.log_start_addr; + break; + } + if (!len) { printk(KERN_ERR "%s: ERROR - TCPA log area empty\n", __func__); return -EIO; } /* malloc EventLog space */ - log->bios_event_log = kmalloc(buff->log_max_len, GFP_KERNEL); + log->bios_event_log = kmalloc(len, GFP_KERNEL); if (!log->bios_event_log) { - printk - ("%s: ERROR - Not enough Memory for BIOS measurements\n", - __func__); + printk("%s: ERROR - Not enough Memory for BIOS measurements\n", + __func__); return -ENOMEM; } - log->bios_event_log_end = log->bios_event_log + buff->log_max_len; + log->bios_event_log_end = log->bios_event_log + len; - acpi_os_map_memory(buff->log_start_addr, buff->log_max_len, (void *) &virt); + acpi_os_map_memory(start, len, (void *) &virt); - memcpy(log->bios_event_log, virt, buff->log_max_len); + memcpy(log->bios_event_log, virt, len); - acpi_os_unmap_memory(virt, buff->log_max_len); + acpi_os_unmap_memory(virt, len); return 0; } diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c index 24095f6ee6da..adfff21beb21 100644 --- a/drivers/char/tpm/tpm_infineon.c +++ b/drivers/char/tpm/tpm_infineon.c @@ -15,6 +15,7 @@ * License. */ +#include <linux/init.h> #include <linux/pnp.h> #include "tpm.h" @@ -104,7 +105,7 @@ static int empty_fifo(struct tpm_chip *chip, int clear_wrfifo) if (clear_wrfifo) { for (i = 0; i < 4096; i++) { - status = inb(chip->vendor->base + WRFIFO); + status = inb(chip->vendor.base + WRFIFO); if (status == 0xff) { if (check == 5) break; @@ -124,8 +125,8 @@ static int empty_fifo(struct tpm_chip *chip, int clear_wrfifo) */ i = 0; do { - status = inb(chip->vendor->base + RDFIFO); - status = inb(chip->vendor->base + STAT); + status = inb(chip->vendor.base + RDFIFO); + status = inb(chip->vendor.base + STAT); i++; if (i == TPM_MAX_TRIES) return -EIO; @@ -138,7 +139,7 @@ static int wait(struct tpm_chip *chip, int wait_for_bit) int status; int i; for (i = 0; i < TPM_MAX_TRIES; i++) { - status = inb(chip->vendor->base + STAT); + status = inb(chip->vendor.base + STAT); /* check the status-register if wait_for_bit is set */ if (status & 1 << wait_for_bit) break; @@ -157,7 +158,7 @@ static int wait(struct tpm_chip *chip, int wait_for_bit) static void wait_and_send(struct tpm_chip *chip, u8 sendbyte) { wait(chip, STAT_XFE); - outb(sendbyte, chip->vendor->base + WRFIFO); + outb(sendbyte, chip->vendor.base + WRFIFO); } /* Note: WTX means Waiting-Time-Extension. Whenever the TPM needs more @@ -204,7 +205,7 @@ recv_begin: ret = wait(chip, STAT_RDA); if (ret) return -EIO; - buf[i] = inb(chip->vendor->base + RDFIFO); + buf[i] = inb(chip->vendor.base + RDFIFO); } if (buf[0] != TPM_VL_VER) { @@ -219,7 +220,7 @@ recv_begin: for (i = 0; i < size; i++) { wait(chip, STAT_RDA); - buf[i] = inb(chip->vendor->base + RDFIFO); + buf[i] = inb(chip->vendor.base + RDFIFO); } if ((size == 0x6D00) && (buf[1] == 0x80)) { @@ -268,7 +269,7 @@ static int tpm_inf_send(struct tpm_chip *chip, u8 * buf, size_t count) u8 count_high, count_low, count_4, count_3, count_2, count_1; /* Disabling Reset, LP and IRQC */ - outb(RESET_LP_IRQC_DISABLE, chip->vendor->base + CMD); + outb(RESET_LP_IRQC_DISABLE, chip->vendor.base + CMD); ret = empty_fifo(chip, 1); if (ret) { @@ -319,7 +320,7 @@ static void tpm_inf_cancel(struct tpm_chip *chip) static u8 tpm_inf_status(struct tpm_chip *chip) { - return inb(chip->vendor->base + STAT); + return inb(chip->vendor.base + STAT); } static DEVICE_ATTR(pubek, S_IRUGO, tpm_show_pubek, NULL); @@ -346,7 +347,7 @@ static struct file_operations inf_ops = { .release = tpm_release, }; -static struct tpm_vendor_specific tpm_inf = { +static const struct tpm_vendor_specific tpm_inf = { .recv = tpm_inf_recv, .send = tpm_inf_send, .cancel = tpm_inf_cancel, @@ -375,6 +376,7 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, int version[2]; int productid[2]; char chipname[20]; + struct tpm_chip *chip; /* read IO-ports through PnP */ if (pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) && @@ -395,14 +397,13 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, goto err_last; } /* publish my base address and request region */ - tpm_inf.base = TPM_INF_BASE; if (request_region - (tpm_inf.base, TPM_INF_PORT_LEN, "tpm_infineon0") == NULL) { + (TPM_INF_BASE, TPM_INF_PORT_LEN, "tpm_infineon0") == NULL) { rc = -EINVAL; goto err_last; } - if (request_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN, - "tpm_infineon0") == NULL) { + if (request_region + (TPM_INF_ADDR, TPM_INF_ADDR_LEN, "tpm_infineon0") == NULL) { rc = -EINVAL; goto err_last; } @@ -442,9 +443,9 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, /* configure TPM with IO-ports */ outb(IOLIMH, TPM_INF_ADDR); - outb(((tpm_inf.base >> 8) & 0xff), TPM_INF_DATA); + outb(((TPM_INF_BASE >> 8) & 0xff), TPM_INF_DATA); outb(IOLIML, TPM_INF_ADDR); - outb((tpm_inf.base & 0xff), TPM_INF_DATA); + outb((TPM_INF_BASE & 0xff), TPM_INF_DATA); /* control if IO-ports are set correctly */ outb(IOLIMH, TPM_INF_ADDR); @@ -452,10 +453,10 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, outb(IOLIML, TPM_INF_ADDR); iol = inb(TPM_INF_DATA); - if ((ioh << 8 | iol) != tpm_inf.base) { + if ((ioh << 8 | iol) != TPM_INF_BASE) { dev_err(&dev->dev, - "Could not set IO-ports to 0x%lx\n", - tpm_inf.base); + "Could not set IO-ports to 0x%x\n", + TPM_INF_BASE); rc = -EIO; goto err_release_region; } @@ -466,15 +467,15 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, outb(DISABLE_REGISTER_PAIR, TPM_INF_ADDR); /* disable RESET, LP and IRQC */ - outb(RESET_LP_IRQC_DISABLE, tpm_inf.base + CMD); + outb(RESET_LP_IRQC_DISABLE, TPM_INF_BASE + CMD); /* Finally, we're done, print some infos */ dev_info(&dev->dev, "TPM found: " "config base 0x%x, " "io base 0x%x, " - "chip version %02x%02x, " - "vendor id %x%x (Infineon), " - "product id %02x%02x" + "chip version 0x%02x%02x, " + "vendor id 0x%x%x (Infineon), " + "product id 0x%02x%02x" "%s\n", TPM_INF_ADDR, TPM_INF_BASE, @@ -482,11 +483,10 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, vendorid[0], vendorid[1], productid[0], productid[1], chipname); - rc = tpm_register_hardware(&dev->dev, &tpm_inf); - if (rc < 0) { - rc = -ENODEV; + if (!(chip = tpm_register_hardware(&dev->dev, &tpm_inf))) { goto err_release_region; } + chip->vendor.base = TPM_INF_BASE; return 0; } else { rc = -ENODEV; @@ -494,7 +494,7 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev, } err_release_region: - release_region(tpm_inf.base, TPM_INF_PORT_LEN); + release_region(TPM_INF_BASE, TPM_INF_PORT_LEN); release_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN); err_last: @@ -506,7 +506,8 @@ static __devexit void tpm_inf_pnp_remove(struct pnp_dev *dev) struct tpm_chip *chip = pnp_get_drvdata(dev); if (chip) { - release_region(chip->vendor->base, TPM_INF_PORT_LEN); + release_region(TPM_INF_BASE, TPM_INF_PORT_LEN); + release_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN); tpm_remove_hardware(chip->dev); } } @@ -520,7 +521,7 @@ static struct pnp_driver tpm_inf_pnp = { }, .id_table = tpm_pnp_tbl, .probe = tpm_inf_pnp_probe, - .remove = tpm_inf_pnp_remove, + .remove = __devexit_p(tpm_inf_pnp_remove), }; static int __init init_inf(void) @@ -538,5 +539,5 @@ module_exit(cleanup_inf); MODULE_AUTHOR("Marcel Selhorst <selhorst@crypto.rub.de>"); MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2"); -MODULE_VERSION("1.7"); +MODULE_VERSION("1.8"); MODULE_LICENSE("GPL"); diff --git a/drivers/char/tpm/tpm_nsc.c b/drivers/char/tpm/tpm_nsc.c index 680a8e331887..4c8bc06c7d95 100644 --- a/drivers/char/tpm/tpm_nsc.c +++ b/drivers/char/tpm/tpm_nsc.c @@ -71,7 +71,7 @@ static int wait_for_stat(struct tpm_chip *chip, u8 mask, u8 val, u8 * data) unsigned long stop; /* status immediately available check */ - *data = inb(chip->vendor->base + NSC_STATUS); + *data = inb(chip->vendor.base + NSC_STATUS); if ((*data & mask) == val) return 0; @@ -79,7 +79,7 @@ static int wait_for_stat(struct tpm_chip *chip, u8 mask, u8 val, u8 * data) stop = jiffies + 10 * HZ; do { msleep(TPM_TIMEOUT); - *data = inb(chip->vendor->base + 1); + *data = inb(chip->vendor.base + 1); if ((*data & mask) == val) return 0; } @@ -94,9 +94,9 @@ static int nsc_wait_for_ready(struct tpm_chip *chip) unsigned long stop; /* status immediately available check */ - status = inb(chip->vendor->base + NSC_STATUS); + status = inb(chip->vendor.base + NSC_STATUS); if (status & NSC_STATUS_OBF) - status = inb(chip->vendor->base + NSC_DATA); + status = inb(chip->vendor.base + NSC_DATA); if (status & NSC_STATUS_RDY) return 0; @@ -104,9 +104,9 @@ static int nsc_wait_for_ready(struct tpm_chip *chip) stop = jiffies + 100; do { msleep(TPM_TIMEOUT); - status = inb(chip->vendor->base + NSC_STATUS); + status = inb(chip->vendor.base + NSC_STATUS); if (status & NSC_STATUS_OBF) - status = inb(chip->vendor->base + NSC_DATA); + status = inb(chip->vendor.base + NSC_DATA); if (status & NSC_STATUS_RDY) return 0; } @@ -132,7 +132,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count) return -EIO; } if ((data = - inb(chip->vendor->base + NSC_DATA)) != NSC_COMMAND_NORMAL) { + inb(chip->vendor.base + NSC_DATA)) != NSC_COMMAND_NORMAL) { dev_err(chip->dev, "not in normal mode (0x%x)\n", data); return -EIO; @@ -148,7 +148,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count) } if (data & NSC_STATUS_F0) break; - *p = inb(chip->vendor->base + NSC_DATA); + *p = inb(chip->vendor.base + NSC_DATA); } if ((data & NSC_STATUS_F0) == 0 && @@ -156,7 +156,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count) dev_err(chip->dev, "F0 not set\n"); return -EIO; } - if ((data = inb(chip->vendor->base + NSC_DATA)) != NSC_COMMAND_EOC) { + if ((data = inb(chip->vendor.base + NSC_DATA)) != NSC_COMMAND_EOC) { dev_err(chip->dev, "expected end of command(0x%x)\n", data); return -EIO; @@ -182,7 +182,7 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count) * fix it. Not sure why this is needed, we followed the flow * chart in the manual to the letter. */ - outb(NSC_COMMAND_CANCEL, chip->vendor->base + NSC_COMMAND); + outb(NSC_COMMAND_CANCEL, chip->vendor.base + NSC_COMMAND); if (nsc_wait_for_ready(chip) != 0) return -EIO; @@ -192,7 +192,7 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count) return -EIO; } - outb(NSC_COMMAND_NORMAL, chip->vendor->base + NSC_COMMAND); + outb(NSC_COMMAND_NORMAL, chip->vendor.base + NSC_COMMAND); if (wait_for_stat(chip, NSC_STATUS_IBR, NSC_STATUS_IBR, &data) < 0) { dev_err(chip->dev, "IBR timeout\n"); return -EIO; @@ -204,26 +204,26 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count) "IBF timeout (while writing data)\n"); return -EIO; } - outb(buf[i], chip->vendor->base + NSC_DATA); + outb(buf[i], chip->vendor.base + NSC_DATA); } if (wait_for_stat(chip, NSC_STATUS_IBF, 0, &data) < 0) { dev_err(chip->dev, "IBF timeout\n"); return -EIO; } - outb(NSC_COMMAND_EOC, chip->vendor->base + NSC_COMMAND); + outb(NSC_COMMAND_EOC, chip->vendor.base + NSC_COMMAND); return count; } static void tpm_nsc_cancel(struct tpm_chip *chip) { - outb(NSC_COMMAND_CANCEL, chip->vendor->base + NSC_COMMAND); + outb(NSC_COMMAND_CANCEL, chip->vendor.base + NSC_COMMAND); } static u8 tpm_nsc_status(struct tpm_chip *chip) { - return inb(chip->vendor->base + NSC_STATUS); + return inb(chip->vendor.base + NSC_STATUS); } static struct file_operations nsc_ops = { @@ -250,7 +250,7 @@ static struct attribute * nsc_attrs[] = { static struct attribute_group nsc_attr_grp = { .attrs = nsc_attrs }; -static struct tpm_vendor_specific tpm_nsc = { +static const struct tpm_vendor_specific tpm_nsc = { .recv = tpm_nsc_recv, .send = tpm_nsc_send, .cancel = tpm_nsc_cancel, @@ -268,7 +268,7 @@ static void __devexit tpm_nsc_remove(struct device *dev) { struct tpm_chip *chip = dev_get_drvdata(dev); if ( chip ) { - release_region(chip->vendor->base, 2); + release_region(chip->vendor.base, 2); tpm_remove_hardware(chip->dev); } } @@ -286,7 +286,8 @@ static int __init init_nsc(void) int rc = 0; int lo, hi; int nscAddrBase = TPM_ADDR; - + struct tpm_chip *chip; + unsigned long base; /* verify that it is a National part (SID) */ if (tpm_read_index(TPM_ADDR, NSC_SID_INDEX) != 0xEF) { @@ -300,7 +301,7 @@ static int __init init_nsc(void) hi = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_HI); lo = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_LO); - tpm_nsc.base = (hi<<8) | lo; + base = (hi<<8) | lo; /* enable the DPM module */ tpm_write_index(nscAddrBase, NSC_LDC_INDEX, 0x01); @@ -320,13 +321,15 @@ static int __init init_nsc(void) if ((rc = platform_device_register(pdev)) < 0) goto err_free_dev; - if (request_region(tpm_nsc.base, 2, "tpm_nsc0") == NULL ) { + if (request_region(base, 2, "tpm_nsc0") == NULL ) { rc = -EBUSY; goto err_unreg_dev; } - if ((rc = tpm_register_hardware(&pdev->dev, &tpm_nsc)) < 0) + if (!(chip = tpm_register_hardware(&pdev->dev, &tpm_nsc))) { + rc = -ENODEV; goto err_rel_reg; + } dev_dbg(&pdev->dev, "NSC TPM detected\n"); dev_dbg(&pdev->dev, @@ -361,10 +364,12 @@ static int __init init_nsc(void) "NSC TPM revision %d\n", tpm_read_index(nscAddrBase, 0x27) & 0x1F); + chip->vendor.base = base; + return 0; err_rel_reg: - release_region(tpm_nsc.base, 2); + release_region(base, 2); err_unreg_dev: platform_device_unregister(pdev); err_free_dev: diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c new file mode 100644 index 000000000000..b9cae9a238bb --- /dev/null +++ b/drivers/char/tpm/tpm_tis.c @@ -0,0 +1,669 @@ +/* + * Copyright (C) 2005, 2006 IBM Corporation + * + * Authors: + * Leendert van Doorn <leendert@watson.ibm.com> + * Kylene Hall <kjhall@us.ibm.com> + * + * Device driver for TCG/TCPA TPM (trusted platform module). + * Specifications at www.trustedcomputinggroup.org + * + * This device driver implements the TPM interface as defined in + * the TCG TPM Interface Spec version 1.2, revision 1.0. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, version 2 of the + * License. + */ +#include <linux/init.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/pnp.h> +#include <linux/interrupt.h> +#include <linux/wait.h> +#include "tpm.h" + +#define TPM_HEADER_SIZE 10 + +enum tis_access { + TPM_ACCESS_VALID = 0x80, + TPM_ACCESS_ACTIVE_LOCALITY = 0x20, + TPM_ACCESS_REQUEST_PENDING = 0x04, + TPM_ACCESS_REQUEST_USE = 0x02, +}; + +enum tis_status { + TPM_STS_VALID = 0x80, + TPM_STS_COMMAND_READY = 0x40, + TPM_STS_GO = 0x20, + TPM_STS_DATA_AVAIL = 0x10, + TPM_STS_DATA_EXPECT = 0x08, +}; + +enum tis_int_flags { + TPM_GLOBAL_INT_ENABLE = 0x80000000, + TPM_INTF_BURST_COUNT_STATIC = 0x100, + TPM_INTF_CMD_READY_INT = 0x080, + TPM_INTF_INT_EDGE_FALLING = 0x040, + TPM_INTF_INT_EDGE_RISING = 0x020, + TPM_INTF_INT_LEVEL_LOW = 0x010, + TPM_INTF_INT_LEVEL_HIGH = 0x008, + TPM_INTF_LOCALITY_CHANGE_INT = 0x004, + TPM_INTF_STS_VALID_INT = 0x002, + TPM_INTF_DATA_AVAIL_INT = 0x001, +}; + +enum tis_defaults { + TIS_MEM_BASE = 0xFED4000, + TIS_MEM_LEN = 0x5000, + TIS_SHORT_TIMEOUT = 750, /* ms */ + TIS_LONG_TIMEOUT = 2000, /* 2 sec */ +}; + +#define TPM_ACCESS(l) (0x0000 | ((l) << 12)) +#define TPM_INT_ENABLE(l) (0x0008 | ((l) << 12)) +#define TPM_INT_VECTOR(l) (0x000C | ((l) << 12)) +#define TPM_INT_STATUS(l) (0x0010 | ((l) << 12)) +#define TPM_INTF_CAPS(l) (0x0014 | ((l) << 12)) +#define TPM_STS(l) (0x0018 | ((l) << 12)) +#define TPM_DATA_FIFO(l) (0x0024 | ((l) << 12)) + +#define TPM_DID_VID(l) (0x0F00 | ((l) << 12)) +#define TPM_RID(l) (0x0F04 | ((l) << 12)) + +static LIST_HEAD(tis_chips); +static DEFINE_SPINLOCK(tis_lock); + +static int check_locality(struct tpm_chip *chip, int l) +{ + if ((ioread8(chip->vendor.iobase + TPM_ACCESS(l)) & + (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID)) == + (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID)) + return chip->vendor.locality = l; + + return -1; +} + +static void release_locality(struct tpm_chip *chip, int l, int force) +{ + if (force || (ioread8(chip->vendor.iobase + TPM_ACCESS(l)) & + (TPM_ACCESS_REQUEST_PENDING | TPM_ACCESS_VALID)) == + (TPM_ACCESS_REQUEST_PENDING | TPM_ACCESS_VALID)) + iowrite8(TPM_ACCESS_ACTIVE_LOCALITY, + chip->vendor.iobase + TPM_ACCESS(l)); +} + +static int request_locality(struct tpm_chip *chip, int l) +{ + unsigned long stop; + long rc; + + if (check_locality(chip, l) >= 0) + return l; + + iowrite8(TPM_ACCESS_REQUEST_USE, + chip->vendor.iobase + TPM_ACCESS(l)); + + if (chip->vendor.irq) { + rc = wait_event_interruptible_timeout(chip->vendor.int_queue, + (check_locality + (chip, l) >= 0), + chip->vendor.timeout_a); + if (rc > 0) + return l; + + } else { + /* wait for burstcount */ + stop = jiffies + chip->vendor.timeout_a; + do { + if (check_locality(chip, l) >= 0) + return l; + msleep(TPM_TIMEOUT); + } + while (time_before(jiffies, stop)); + } + return -1; +} + +static u8 tpm_tis_status(struct tpm_chip *chip) +{ + return ioread8(chip->vendor.iobase + + TPM_STS(chip->vendor.locality)); +} + +static void tpm_tis_ready(struct tpm_chip *chip) +{ + /* this causes the current command to be aborted */ + iowrite8(TPM_STS_COMMAND_READY, + chip->vendor.iobase + TPM_STS(chip->vendor.locality)); +} + +static int get_burstcount(struct tpm_chip *chip) +{ + unsigned long stop; + int burstcnt; + + /* wait for burstcount */ + /* which timeout value, spec has 2 answers (c & d) */ + stop = jiffies + chip->vendor.timeout_d; + do { + burstcnt = ioread8(chip->vendor.iobase + + TPM_STS(chip->vendor.locality) + 1); + burstcnt += ioread8(chip->vendor.iobase + + TPM_STS(chip->vendor.locality) + + 2) << 8; + if (burstcnt) + return burstcnt; + msleep(TPM_TIMEOUT); + } while (time_before(jiffies, stop)); + return -EBUSY; +} + +static int wait_for_stat(struct tpm_chip *chip, u8 mask, unsigned long timeout, + wait_queue_head_t *queue) +{ + unsigned long stop; + long rc; + u8 status; + + /* check current status */ + status = tpm_tis_status(chip); + if ((status & mask) == mask) + return 0; + + if (chip->vendor.irq) { + rc = wait_event_interruptible_timeout(*queue, + ((tpm_tis_status + (chip) & mask) == + mask), timeout); + if (rc > 0) + return 0; + } else { + stop = jiffies + timeout; + do { + msleep(TPM_TIMEOUT); + status = tpm_tis_status(chip); + if ((status & mask) == mask) + return 0; + } while (time_before(jiffies, stop)); + } + return -ETIME; +} + +static int recv_data(struct tpm_chip *chip, u8 *buf, size_t count) +{ + int size = 0, burstcnt; + while (size < count && + wait_for_stat(chip, + TPM_STS_DATA_AVAIL | TPM_STS_VALID, + chip->vendor.timeout_c, + &chip->vendor.read_queue) + == 0) { + burstcnt = get_burstcount(chip); + for (; burstcnt > 0 && size < count; burstcnt--) + buf[size++] = ioread8(chip->vendor.iobase + + TPM_DATA_FIFO(chip->vendor. + locality)); + } + return size; +} + +static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count) +{ + int size = 0; + int expected, status; + + if (count < TPM_HEADER_SIZE) { + size = -EIO; + goto out; + } + + /* read first 10 bytes, including tag, paramsize, and result */ + if ((size = + recv_data(chip, buf, TPM_HEADER_SIZE)) < TPM_HEADER_SIZE) { + dev_err(chip->dev, "Unable to read header\n"); + goto out; + } + + expected = be32_to_cpu(*(__be32 *) (buf + 2)); + if (expected > count) { + size = -EIO; + goto out; + } + + if ((size += + recv_data(chip, &buf[TPM_HEADER_SIZE], + expected - TPM_HEADER_SIZE)) < expected) { + dev_err(chip->dev, "Unable to read remainder of result\n"); + size = -ETIME; + goto out; + } + + wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c, + &chip->vendor.int_queue); + status = tpm_tis_status(chip); + if (status & TPM_STS_DATA_AVAIL) { /* retry? */ + dev_err(chip->dev, "Error left over data\n"); + size = -EIO; + goto out; + } + +out: + tpm_tis_ready(chip); + release_locality(chip, chip->vendor.locality, 0); + return size; +} + +/* + * If interrupts are used (signaled by an irq set in the vendor structure) + * tpm.c can skip polling for the data to be available as the interrupt is + * waited for here + */ +static int tpm_tis_send(struct tpm_chip *chip, u8 *buf, size_t len) +{ + int rc, status, burstcnt; + size_t count = 0; + u32 ordinal; + + if (request_locality(chip, 0) < 0) + return -EBUSY; + + status = tpm_tis_status(chip); + if ((status & TPM_STS_COMMAND_READY) == 0) { + tpm_tis_ready(chip); + if (wait_for_stat + (chip, TPM_STS_COMMAND_READY, chip->vendor.timeout_b, + &chip->vendor.int_queue) < 0) { + rc = -ETIME; + goto out_err; + } + } + + while (count < len - 1) { + burstcnt = get_burstcount(chip); + for (; burstcnt > 0 && count < len - 1; burstcnt--) { + iowrite8(buf[count], chip->vendor.iobase + + TPM_DATA_FIFO(chip->vendor.locality)); + count++; + } + + wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c, + &chip->vendor.int_queue); + status = tpm_tis_status(chip); + if ((status & TPM_STS_DATA_EXPECT) == 0) { + rc = -EIO; + goto out_err; + } + } + + /* write last byte */ + iowrite8(buf[count], + chip->vendor.iobase + + TPM_DATA_FIFO(chip->vendor.locality)); + wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c, + &chip->vendor.int_queue); + status = tpm_tis_status(chip); + if ((status & TPM_STS_DATA_EXPECT) != 0) { + rc = -EIO; + goto out_err; + } + + /* go and do it */ + iowrite8(TPM_STS_GO, + chip->vendor.iobase + TPM_STS(chip->vendor.locality)); + + if (chip->vendor.irq) { + ordinal = be32_to_cpu(*((__be32 *) (buf + 6))); + if (wait_for_stat + (chip, TPM_STS_DATA_AVAIL | TPM_STS_VALID, + tpm_calc_ordinal_duration(chip, ordinal), + &chip->vendor.read_queue) < 0) { + rc = -ETIME; + goto out_err; + } + } + return len; +out_err: + tpm_tis_ready(chip); + release_locality(chip, chip->vendor.locality, 0); + return rc; +} + +static struct file_operations tis_ops = { + .owner = THIS_MODULE, + .llseek = no_llseek, + .open = tpm_open, + .read = tpm_read, + .write = tpm_write, + .release = tpm_release, +}; + +static DEVICE_ATTR(pubek, S_IRUGO, tpm_show_pubek, NULL); +static DEVICE_ATTR(pcrs, S_IRUGO, tpm_show_pcrs, NULL); +static DEVICE_ATTR(enabled, S_IRUGO, tpm_show_enabled, NULL); +static DEVICE_ATTR(active, S_IRUGO, tpm_show_active, NULL); +static DEVICE_ATTR(owned, S_IRUGO, tpm_show_owned, NULL); +static DEVICE_ATTR(temp_deactivated, S_IRUGO, tpm_show_temp_deactivated, + NULL); +static DEVICE_ATTR(caps, S_IRUGO, tpm_show_caps_1_2, NULL); +static DEVICE_ATTR(cancel, S_IWUSR | S_IWGRP, NULL, tpm_store_cancel); + +static struct attribute *tis_attrs[] = { + &dev_attr_pubek.attr, + &dev_attr_pcrs.attr, + &dev_attr_enabled.attr, + &dev_attr_active.attr, + &dev_attr_owned.attr, + &dev_attr_temp_deactivated.attr, + &dev_attr_caps.attr, + &dev_attr_cancel.attr, NULL, +}; + +static struct attribute_group tis_attr_grp = { + .attrs = tis_attrs +}; + +static struct tpm_vendor_specific tpm_tis = { + .status = tpm_tis_status, + .recv = tpm_tis_recv, + .send = tpm_tis_send, + .cancel = tpm_tis_ready, + .req_complete_mask = TPM_STS_DATA_AVAIL | TPM_STS_VALID, + .req_complete_val = TPM_STS_DATA_AVAIL | TPM_STS_VALID, + .req_canceled = TPM_STS_COMMAND_READY, + .attr_group = &tis_attr_grp, + .miscdev = { + .fops = &tis_ops,}, +}; + +static irqreturn_t tis_int_probe(int irq, void *dev_id, struct pt_regs *regs) +{ + struct tpm_chip *chip = (struct tpm_chip *) dev_id; + u32 interrupt; + + interrupt = ioread32(chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)); + + if (interrupt == 0) + return IRQ_NONE; + + chip->vendor.irq = irq; + + /* Clear interrupts handled with TPM_EOI */ + iowrite32(interrupt, + chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)); + return IRQ_HANDLED; +} + +static irqreturn_t tis_int_handler(int irq, void *dev_id, struct pt_regs *regs) +{ + struct tpm_chip *chip = (struct tpm_chip *) dev_id; + u32 interrupt; + int i; + + interrupt = ioread32(chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)); + + if (interrupt == 0) + return IRQ_NONE; + + if (interrupt & TPM_INTF_DATA_AVAIL_INT) + wake_up_interruptible(&chip->vendor.read_queue); + if (interrupt & TPM_INTF_LOCALITY_CHANGE_INT) + for (i = 0; i < 5; i++) + if (check_locality(chip, i) >= 0) + break; + if (interrupt & + (TPM_INTF_LOCALITY_CHANGE_INT | TPM_INTF_STS_VALID_INT | + TPM_INTF_CMD_READY_INT)) + wake_up_interruptible(&chip->vendor.int_queue); + + /* Clear interrupts handled with TPM_EOI */ + iowrite32(interrupt, + chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)); + return IRQ_HANDLED; +} + +static int interrupts = 1; +module_param(interrupts, bool, 0444); +MODULE_PARM_DESC(interrupts, "Enable interrupts"); + +static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev, + const struct pnp_device_id *pnp_id) +{ + u32 vendor, intfcaps, intmask; + int rc, i; + unsigned long start, len; + struct tpm_chip *chip; + + start = pnp_mem_start(pnp_dev, 0); + len = pnp_mem_len(pnp_dev, 0); + + if (!start) + start = TIS_MEM_BASE; + if (!len) + len = TIS_MEM_LEN; + + if (!(chip = tpm_register_hardware(&pnp_dev->dev, &tpm_tis))) + return -ENODEV; + + chip->vendor.iobase = ioremap(start, len); + if (!chip->vendor.iobase) { + rc = -EIO; + goto out_err; + } + + vendor = ioread32(chip->vendor.iobase + TPM_DID_VID(0)); + if ((vendor & 0xFFFF) == 0xFFFF) { + rc = -ENODEV; + goto out_err; + } + + /* Default timeouts */ + chip->vendor.timeout_a = msecs_to_jiffies(TIS_SHORT_TIMEOUT); + chip->vendor.timeout_b = msecs_to_jiffies(TIS_LONG_TIMEOUT); + chip->vendor.timeout_c = msecs_to_jiffies(TIS_SHORT_TIMEOUT); + chip->vendor.timeout_d = msecs_to_jiffies(TIS_SHORT_TIMEOUT); + + dev_info(&pnp_dev->dev, + "1.2 TPM (device-id 0x%X, rev-id %d)\n", + vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0))); + + /* Figure out the capabilities */ + intfcaps = + ioread32(chip->vendor.iobase + + TPM_INTF_CAPS(chip->vendor.locality)); + dev_dbg(&pnp_dev->dev, "TPM interface capabilities (0x%x):\n", + intfcaps); + if (intfcaps & TPM_INTF_BURST_COUNT_STATIC) + dev_dbg(&pnp_dev->dev, "\tBurst Count Static\n"); + if (intfcaps & TPM_INTF_CMD_READY_INT) + dev_dbg(&pnp_dev->dev, "\tCommand Ready Int Support\n"); + if (intfcaps & TPM_INTF_INT_EDGE_FALLING) + dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Falling\n"); + if (intfcaps & TPM_INTF_INT_EDGE_RISING) + dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Rising\n"); + if (intfcaps & TPM_INTF_INT_LEVEL_LOW) + dev_dbg(&pnp_dev->dev, "\tInterrupt Level Low\n"); + if (intfcaps & TPM_INTF_INT_LEVEL_HIGH) + dev_dbg(&pnp_dev->dev, "\tInterrupt Level High\n"); + if (intfcaps & TPM_INTF_LOCALITY_CHANGE_INT) + dev_dbg(&pnp_dev->dev, "\tLocality Change Int Support\n"); + if (intfcaps & TPM_INTF_STS_VALID_INT) + dev_dbg(&pnp_dev->dev, "\tSts Valid Int Support\n"); + if (intfcaps & TPM_INTF_DATA_AVAIL_INT) + dev_dbg(&pnp_dev->dev, "\tData Avail Int Support\n"); + + if (request_locality(chip, 0) != 0) { + rc = -ENODEV; + goto out_err; + } + + /* INTERRUPT Setup */ + init_waitqueue_head(&chip->vendor.read_queue); + init_waitqueue_head(&chip->vendor.int_queue); + + intmask = + ioread32(chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor.locality)); + + intmask |= TPM_INTF_CMD_READY_INT + | TPM_INTF_LOCALITY_CHANGE_INT | TPM_INTF_DATA_AVAIL_INT + | TPM_INTF_STS_VALID_INT; + + iowrite32(intmask, + chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor.locality)); + if (interrupts) { + chip->vendor.irq = + ioread8(chip->vendor.iobase + + TPM_INT_VECTOR(chip->vendor.locality)); + + for (i = 3; i < 16 && chip->vendor.irq == 0; i++) { + iowrite8(i, chip->vendor.iobase + + TPM_INT_VECTOR(chip->vendor.locality)); + if (request_irq + (i, tis_int_probe, SA_SHIRQ, + chip->vendor.miscdev.name, chip) != 0) { + dev_info(chip->dev, + "Unable to request irq: %d for probe\n", + i); + continue; + } + + /* Clear all existing */ + iowrite32(ioread32 + (chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)), + chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)); + + /* Turn on */ + iowrite32(intmask | TPM_GLOBAL_INT_ENABLE, + chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor.locality)); + + /* Generate Interrupts */ + tpm_gen_interrupt(chip); + + /* Turn off */ + iowrite32(intmask, + chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor.locality)); + free_irq(i, chip); + } + } + if (chip->vendor.irq) { + iowrite8(chip->vendor.irq, + chip->vendor.iobase + + TPM_INT_VECTOR(chip->vendor.locality)); + if (request_irq + (chip->vendor.irq, tis_int_handler, SA_SHIRQ, + chip->vendor.miscdev.name, chip) != 0) { + dev_info(chip->dev, + "Unable to request irq: %d for use\n", + chip->vendor.irq); + chip->vendor.irq = 0; + } else { + /* Clear all existing */ + iowrite32(ioread32 + (chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)), + chip->vendor.iobase + + TPM_INT_STATUS(chip->vendor.locality)); + + /* Turn on */ + iowrite32(intmask | TPM_GLOBAL_INT_ENABLE, + chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor.locality)); + } + } + + INIT_LIST_HEAD(&chip->vendor.list); + spin_lock(&tis_lock); + list_add(&chip->vendor.list, &tis_chips); + spin_unlock(&tis_lock); + + tpm_get_timeouts(chip); + tpm_continue_selftest(chip); + + return 0; +out_err: + if (chip->vendor.iobase) + iounmap(chip->vendor.iobase); + tpm_remove_hardware(chip->dev); + return rc; +} + +static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg) +{ + return tpm_pm_suspend(&dev->dev, msg); +} + +static int tpm_tis_pnp_resume(struct pnp_dev *dev) +{ + return tpm_pm_resume(&dev->dev); +} + +static struct pnp_device_id tpm_pnp_tbl[] __devinitdata = { + {"PNP0C31", 0}, /* TPM */ + {"ATM1200", 0}, /* Atmel */ + {"IFX0102", 0}, /* Infineon */ + {"BCM0101", 0}, /* Broadcom */ + {"NSC1200", 0}, /* National */ + /* Add new here */ + {"", 0}, /* User Specified */ + {"", 0} /* Terminator */ +}; + +static struct pnp_driver tis_pnp_driver = { + .name = "tpm_tis", + .id_table = tpm_pnp_tbl, + .probe = tpm_tis_pnp_init, + .suspend = tpm_tis_pnp_suspend, + .resume = tpm_tis_pnp_resume, +}; + +#define TIS_HID_USR_IDX sizeof(tpm_pnp_tbl)/sizeof(struct pnp_device_id) -2 +module_param_string(hid, tpm_pnp_tbl[TIS_HID_USR_IDX].id, + sizeof(tpm_pnp_tbl[TIS_HID_USR_IDX].id), 0444); +MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe"); + +static int __init init_tis(void) +{ + return pnp_register_driver(&tis_pnp_driver); +} + +static void __exit cleanup_tis(void) +{ + struct tpm_vendor_specific *i, *j; + struct tpm_chip *chip; + spin_lock(&tis_lock); + list_for_each_entry_safe(i, j, &tis_chips, list) { + chip = to_tpm_chip(i); + iowrite32(~TPM_GLOBAL_INT_ENABLE & + ioread32(chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor. + locality)), + chip->vendor.iobase + + TPM_INT_ENABLE(chip->vendor.locality)); + release_locality(chip, chip->vendor.locality, 1); + if (chip->vendor.irq) + free_irq(chip->vendor.irq, chip); + iounmap(i->iobase); + list_del(&i->list); + tpm_remove_hardware(chip->dev); + } + spin_unlock(&tis_lock); + pnp_unregister_driver(&tis_pnp_driver); +} + +module_init(init_tis); +module_exit(cleanup_tis); +MODULE_AUTHOR("Leendert van Doorn (leendert@watson.ibm.com)"); +MODULE_DESCRIPTION("TPM Driver"); +MODULE_VERSION("2.0"); +MODULE_LICENSE("GPL"); diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c index f86ed6af3aa2..eb41aba3ddef 100644 --- a/drivers/isdn/gigaset/bas-gigaset.c +++ b/drivers/isdn/gigaset/bas-gigaset.c @@ -5,8 +5,6 @@ * Tilman Schmidt <tilman@imap.cc>, * Stefan Eilers. * - * Based on usb-gigaset.c. - * * ===================================================================== * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -46,19 +44,20 @@ MODULE_PARM_DESC(cidmode, "Call-ID mode"); #define GIGASET_DEVFSNAME "gig/bas/" #define GIGASET_DEVNAME "ttyGB" -#define IF_WRITEBUF 256 //FIXME +/* length limit according to Siemens 3070usb-protokoll.doc ch. 2.1 */ +#define IF_WRITEBUF 264 /* Values for the Gigaset 307x */ #define USB_GIGA_VENDOR_ID 0x0681 -#define USB_GIGA_PRODUCT_ID 0x0001 -#define USB_4175_PRODUCT_ID 0x0002 +#define USB_3070_PRODUCT_ID 0x0001 +#define USB_3075_PRODUCT_ID 0x0002 #define USB_SX303_PRODUCT_ID 0x0021 #define USB_SX353_PRODUCT_ID 0x0022 /* table of devices that work with this driver */ static struct usb_device_id gigaset_table [] = { - { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_GIGA_PRODUCT_ID) }, - { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_4175_PRODUCT_ID) }, + { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_3070_PRODUCT_ID) }, + { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_3075_PRODUCT_ID) }, { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_SX303_PRODUCT_ID) }, { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_SX353_PRODUCT_ID) }, { } /* Terminating entry */ @@ -77,6 +76,10 @@ static int gigaset_probe(struct usb_interface *interface, /* Function will be called if the device is unplugged */ static void gigaset_disconnect(struct usb_interface *interface); +static void read_ctrl_callback(struct urb *, struct pt_regs *); +static void stopurbs(struct bas_bc_state *); +static int atwrite_submit(struct cardstate *, unsigned char *, int); +static int start_cbsend(struct cardstate *); /*==============================================================================*/ @@ -111,12 +114,14 @@ struct bas_cardstate { }; /* status of direct USB connection to 307x base (bits in basstate) */ -#define BS_ATOPEN 0x001 -#define BS_B1OPEN 0x002 -#define BS_B2OPEN 0x004 -#define BS_ATREADY 0x008 -#define BS_INIT 0x010 -#define BS_ATTIMER 0x020 +#define BS_ATOPEN 0x001 /* AT channel open */ +#define BS_B1OPEN 0x002 /* B channel 1 open */ +#define BS_B2OPEN 0x004 /* B channel 2 open */ +#define BS_ATREADY 0x008 /* base ready for AT command */ +#define BS_INIT 0x010 /* base has signalled INIT_OK */ +#define BS_ATTIMER 0x020 /* waiting for HD_READY_SEND_ATDATA */ +#define BS_ATRDPEND 0x040 /* urb_cmd_in in use */ +#define BS_ATWRPEND 0x080 /* urb_cmd_out in use */ static struct gigaset_driver *driver = NULL; @@ -130,6 +135,47 @@ static struct usb_driver gigaset_usb_driver = { .id_table = gigaset_table, }; +/* get message text for usb_submit_urb return code + */ +static char *get_usb_rcmsg(int rc) +{ + static char unkmsg[28]; + + switch (rc) { + case 0: + return "success"; + case -ENOMEM: + return "out of memory"; + case -ENODEV: + return "device not present"; + case -ENOENT: + return "endpoint not present"; + case -ENXIO: + return "URB type not supported"; + case -EINVAL: + return "invalid argument"; + case -EAGAIN: + return "start frame too early or too much scheduled"; + case -EFBIG: + return "too many isochronous frames requested"; + case -EPIPE: + return "endpoint stalled"; + case -EMSGSIZE: + return "invalid packet size"; + case -ENOSPC: + return "would overcommit USB bandwidth"; + case -ESHUTDOWN: + return "device shut down"; + case -EPERM: + return "reject flag set"; + case -EHOSTUNREACH: + return "device suspended"; + default: + snprintf(unkmsg, sizeof(unkmsg), "unknown error %d", rc); + return unkmsg; + } +} + /* get message text for USB status code */ static char *get_usb_statmsg(int status) @@ -140,43 +186,37 @@ static char *get_usb_statmsg(int status) case 0: return "success"; case -ENOENT: - return "canceled"; - case -ECONNRESET: - return "canceled (async)"; + return "unlinked (sync)"; case -EINPROGRESS: return "pending"; case -EPROTO: - return "bit stuffing or unknown USB error"; + return "bit stuffing error, timeout, or unknown USB error"; case -EILSEQ: - return "Illegal byte sequence (CRC mismatch)"; - case -EPIPE: - return "babble detect or endpoint stalled"; - case -ENOSR: - return "buffer error"; + return "CRC mismatch, timeout, or unknown USB error"; case -ETIMEDOUT: return "timed out"; - case -ENODEV: - return "device not present"; + case -EPIPE: + return "endpoint stalled"; + case -ECOMM: + return "IN buffer overrun"; + case -ENOSR: + return "OUT buffer underrun"; + case -EOVERFLOW: + return "too much data"; case -EREMOTEIO: return "short packet detected"; + case -ENODEV: + return "device removed"; case -EXDEV: return "partial isochronous transfer"; case -EINVAL: return "invalid argument"; - case -ENXIO: - return "URB already queued"; - case -EAGAIN: - return "isochronous start frame too early or too much scheduled"; - case -EFBIG: - return "too many isochronous frames requested"; - case -EMSGSIZE: - return "endpoint message size zero"; + case -ECONNRESET: + return "unlinked (async)"; case -ESHUTDOWN: - return "endpoint shutdown"; - case -EBUSY: - return "another request pending"; + return "device shut down"; default: - snprintf(unkmsg, sizeof(unkmsg), "unknown error %d", status); + snprintf(unkmsg, sizeof(unkmsg), "unknown status %d", status); return unkmsg; } } @@ -277,18 +317,17 @@ static inline void error_hangup(struct bc_state *bcs) gig_dbg(DEBUG_ANY, "%s: scheduling HUP for channel %d", __func__, bcs->channel); - if (!gigaset_add_event(cs, &bcs->at_state, EV_HUP, NULL, 0, NULL)) { - //FIXME what should we do? - return; - } + if (!gigaset_add_event(cs, &bcs->at_state, EV_HUP, NULL, 0, NULL)) + dev_err(cs->dev, "event queue full\n"); gigaset_schedule_event(cs); } /* error_reset * reset Gigaset device because of an unrecoverable error - * This function may be called from any context and takes care of scheduling - * the necessary actions for execution outside of interrupt context. + * This function may be called from any context, and should take care of + * scheduling the necessary actions for execution outside of interrupt context. + * Right now, it just generates a kernel message calling for help. * argument: * controller state structure */ @@ -364,36 +403,38 @@ static void cmd_in_timeout(unsigned long data) { struct cardstate *cs = (struct cardstate *) data; struct bas_cardstate *ucs = cs->hw.bas; - unsigned long flags; - spin_lock_irqsave(&cs->lock, flags); - if (unlikely(!cs->connected)) { - gig_dbg(DEBUG_USBREQ, "%s: disconnected", __func__); - spin_unlock_irqrestore(&cs->lock, flags); - return; - } if (!ucs->rcvbuf_size) { gig_dbg(DEBUG_USBREQ, "%s: no receive in progress", __func__); - spin_unlock_irqrestore(&cs->lock, flags); return; } - spin_unlock_irqrestore(&cs->lock, flags); dev_err(cs->dev, "timeout reading AT response\n"); error_reset(cs); //FIXME retry? } +/* set/clear bits in base connection state, return previous state + */ +inline static int update_basstate(struct bas_cardstate *ucs, + int set, int clear) +{ + unsigned long flags; + int state; -static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs); + spin_lock_irqsave(&ucs->lock, flags); + state = atomic_read(&ucs->basstate); + atomic_set(&ucs->basstate, (state & ~clear) | set); + spin_unlock_irqrestore(&ucs->lock, flags); + return state; +} /* atread_submit - * submit an HD_READ_ATMESSAGE command URB + * submit an HD_READ_ATMESSAGE command URB and optionally start a timeout * parameters: * cs controller state structure * timeout timeout in 1/10 sec., 0: none * return value: * 0 on success - * -EINVAL if a NULL pointer is encountered somewhere * -EBUSY if another request is pending * any URB submission error code */ @@ -405,7 +446,7 @@ static int atread_submit(struct cardstate *cs, int timeout) gig_dbg(DEBUG_USBREQ, "-------> HD_READ_ATMESSAGE (%d)", ucs->rcvbuf_size); - if (ucs->urb_cmd_in->status == -EINPROGRESS) { + if (update_basstate(ucs, BS_ATRDPEND, 0) & BS_ATRDPEND) { dev_err(cs->dev, "could not submit HD_READ_ATMESSAGE: URB busy\n"); return -EBUSY; @@ -423,6 +464,7 @@ static int atread_submit(struct cardstate *cs, int timeout) read_ctrl_callback, cs->inbuf); if ((ret = usb_submit_urb(ucs->urb_cmd_in, SLAB_ATOMIC)) != 0) { + update_basstate(ucs, 0, BS_ATRDPEND); dev_err(cs->dev, "could not submit HD_READ_ATMESSAGE: %s\n", get_usb_statmsg(ret)); return ret; @@ -438,26 +480,6 @@ static int atread_submit(struct cardstate *cs, int timeout) return 0; } -static void stopurbs(struct bas_bc_state *); -static int start_cbsend(struct cardstate *); - -/* set/clear bits in base connection state - */ -inline static void update_basstate(struct bas_cardstate *ucs, - int set, int clear) -{ - unsigned long flags; - int state; - - spin_lock_irqsave(&ucs->lock, flags); - state = atomic_read(&ucs->basstate); - state &= ~clear; - state |= set; - atomic_set(&ucs->basstate, state); - spin_unlock_irqrestore(&ucs->lock, flags); -} - - /* read_int_callback * USB completion handler for interrupt pipe input * called by the USB subsystem in interrupt context @@ -471,20 +493,25 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs) struct bas_cardstate *ucs = cs->hw.bas; struct bc_state *bcs; unsigned long flags; - int status; + int rc; unsigned l; int channel; switch (urb->status) { case 0: /* success */ break; - case -ENOENT: /* canceled */ - case -ECONNRESET: /* canceled (async) */ + case -ENOENT: /* cancelled */ + case -ECONNRESET: /* cancelled (async) */ case -EINPROGRESS: /* pending */ /* ignore silently */ gig_dbg(DEBUG_USBREQ, "%s: %s", __func__, get_usb_statmsg(urb->status)); return; + case -ENODEV: /* device removed */ + case -ESHUTDOWN: /* device shut down */ + //FIXME use this as disconnect indicator? + gig_dbg(DEBUG_USBREQ, "%s: device disconnected", __func__); + return; default: /* severe trouble */ dev_warn(cs->dev, "interrupt read: %s\n", get_usb_statmsg(urb->status)); @@ -492,6 +519,13 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs) goto resubmit; } + /* drop incomplete packets even if the missing bytes wouldn't matter */ + if (unlikely(urb->actual_length < 3)) { + dev_warn(cs->dev, "incomplete interrupt packet (%d bytes)\n", + urb->actual_length); + goto resubmit; + } + l = (unsigned) ucs->int_in_buf[1] + (((unsigned) ucs->int_in_buf[2]) << 8); @@ -558,25 +592,28 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs) } spin_lock_irqsave(&cs->lock, flags); if (ucs->rcvbuf_size) { - spin_unlock_irqrestore(&cs->lock, flags); + /* throw away previous buffer - we have no queue */ dev_err(cs->dev, - "receive AT data overrun, %d bytes lost\n", l); - error_reset(cs); //FIXME reschedule - break; + "receive AT data overrun, %d bytes lost\n", + ucs->rcvbuf_size); + kfree(ucs->rcvbuf); + ucs->rcvbuf_size = 0; } if ((ucs->rcvbuf = kmalloc(l, GFP_ATOMIC)) == NULL) { spin_unlock_irqrestore(&cs->lock, flags); - dev_err(cs->dev, "out of memory, %d bytes lost\n", l); - error_reset(cs); //FIXME reschedule + dev_err(cs->dev, "out of memory receiving AT data\n"); + error_reset(cs); break; } ucs->rcvbuf_size = l; ucs->retry_cmd_in = 0; - if ((status = atread_submit(cs, BAS_TIMEOUT)) < 0) { + if ((rc = atread_submit(cs, BAS_TIMEOUT)) < 0) { kfree(ucs->rcvbuf); ucs->rcvbuf = NULL; ucs->rcvbuf_size = 0; - error_reset(cs); //FIXME reschedule + if (rc != -ENODEV) + //FIXME corrective action? + error_reset(cs); } spin_unlock_irqrestore(&cs->lock, flags); break; @@ -598,12 +635,10 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs) check_pending(ucs); resubmit: - spin_lock_irqsave(&cs->lock, flags); - status = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV; - spin_unlock_irqrestore(&cs->lock, flags); - if (unlikely(status)) { + rc = usb_submit_urb(urb, SLAB_ATOMIC); + if (unlikely(rc != 0 && rc != -ENODEV)) { dev_err(cs->dev, "could not resubmit interrupt URB: %s\n", - get_usb_statmsg(status)); + get_usb_rcmsg(rc)); error_reset(cs); } } @@ -622,18 +657,12 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs) struct bas_cardstate *ucs = cs->hw.bas; int have_data = 0; unsigned numbytes; - unsigned long flags; + int rc; - spin_lock_irqsave(&cs->lock, flags); - if (unlikely(!cs->connected)) { - warn("%s: disconnected", __func__); - spin_unlock_irqrestore(&cs->lock, flags); - return; - } + update_basstate(ucs, 0, BS_ATRDPEND); if (!ucs->rcvbuf_size) { dev_warn(cs->dev, "%s: no receive in progress\n", __func__); - spin_unlock_irqrestore(&cs->lock, flags); return; } @@ -666,9 +695,11 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs) } break; - case -ENOENT: /* canceled */ - case -ECONNRESET: /* canceled (async) */ + case -ENOENT: /* cancelled */ + case -ECONNRESET: /* cancelled (async) */ case -EINPROGRESS: /* pending */ + case -ENODEV: /* device removed */ + case -ESHUTDOWN: /* device shut down */ /* no action necessary */ gig_dbg(DEBUG_USBREQ, "%s: %s", __func__, get_usb_statmsg(urb->status)); @@ -681,11 +712,11 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs) if (ucs->retry_cmd_in++ < BAS_RETRY) { dev_notice(cs->dev, "control read: retry %d\n", ucs->retry_cmd_in); - if (atread_submit(cs, BAS_TIMEOUT) >= 0) { - /* resubmitted - bypass regular exit block */ - spin_unlock_irqrestore(&cs->lock, flags); + rc = atread_submit(cs, BAS_TIMEOUT); + if (rc >= 0 || rc == -ENODEV) + /* resubmitted or disconnected */ + /* - bypass regular exit block */ return; - } } else { dev_err(cs->dev, "control read: giving up after %d tries\n", @@ -697,7 +728,6 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs) kfree(ucs->rcvbuf); ucs->rcvbuf = NULL; ucs->rcvbuf_size = 0; - spin_unlock_irqrestore(&cs->lock, flags); if (have_data) { gig_dbg(DEBUG_INTR, "%s-->BH", __func__); gigaset_schedule_event(cs); @@ -719,8 +749,11 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs) int i, rc; /* status codes not worth bothering the tasklet with */ - if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET || - urb->status == -EINPROGRESS)) { + if (unlikely(urb->status == -ENOENT || + urb->status == -ECONNRESET || + urb->status == -EINPROGRESS || + urb->status == -ENODEV || + urb->status == -ESHUTDOWN)) { gig_dbg(DEBUG_ISO, "%s: %s", __func__, get_usb_statmsg(urb->status)); return; @@ -740,9 +773,9 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs) for (i = 0; i < BAS_NUMFRAMES; i++) { ubc->isoinlost += urb->iso_frame_desc[i].actual_length; if (unlikely(urb->iso_frame_desc[i].status != 0 && - urb->iso_frame_desc[i].status != -EINPROGRESS)) { + urb->iso_frame_desc[i].status != + -EINPROGRESS)) ubc->loststatus = urb->iso_frame_desc[i].status; - } urb->iso_frame_desc[i].status = 0; urb->iso_frame_desc[i].actual_length = 0; } @@ -754,10 +787,10 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs) gig_dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit", __func__); rc = usb_submit_urb(urb, SLAB_ATOMIC); - if (unlikely(rc != 0)) { + if (unlikely(rc != 0 && rc != -ENODEV)) { dev_err(bcs->cs->dev, "could not resubmit isochronous read " - "URB: %s\n", get_usb_statmsg(rc)); + "URB: %s\n", get_usb_rcmsg(rc)); dump_urb(DEBUG_ISO, "isoc read", urb); error_hangup(bcs); } @@ -780,8 +813,11 @@ static void write_iso_callback(struct urb *urb, struct pt_regs *regs) unsigned long flags; /* status codes not worth bothering the tasklet with */ - if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET || - urb->status == -EINPROGRESS)) { + if (unlikely(urb->status == -ENOENT || + urb->status == -ECONNRESET || + urb->status == -EINPROGRESS || + urb->status == -ENODEV || + urb->status == -ESHUTDOWN)) { gig_dbg(DEBUG_ISO, "%s: %s", __func__, get_usb_statmsg(urb->status)); return; @@ -822,7 +858,6 @@ static int starturbs(struct bc_state *bcs) for (k = 0; k < BAS_INURBS; k++) { urb = ubc->isoinurbs[k]; if (!urb) { - dev_err(bcs->cs->dev, "isoinurbs[%d]==NULL\n", k); rc = -EFAULT; goto error; } @@ -844,12 +879,8 @@ static int starturbs(struct bc_state *bcs) } dump_urb(DEBUG_ISO, "Initial isoc read", urb); - if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) { - dev_err(bcs->cs->dev, - "could not submit isochronous read URB %d: %s\n", - k, get_usb_statmsg(rc)); + if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) goto error; - } } /* initialize L2 transmission */ @@ -859,7 +890,6 @@ static int starturbs(struct bc_state *bcs) for (k = 0; k < BAS_OUTURBS; ++k) { urb = ubc->isoouturbs[k].urb; if (!urb) { - dev_err(bcs->cs->dev, "isoouturbs[%d].urb==NULL\n", k); rc = -EFAULT; goto error; } @@ -885,12 +915,8 @@ static int starturbs(struct bc_state *bcs) for (k = 0; k < 2; ++k) { dump_urb(DEBUG_ISO, "Initial isoc write", urb); rc = usb_submit_urb(ubc->isoouturbs[k].urb, SLAB_ATOMIC); - if (rc != 0) { - dev_err(bcs->cs->dev, - "could not submit isochronous write URB %d: %s\n", - k, get_usb_statmsg(rc)); + if (rc != 0) goto error; - } } dump_urb(DEBUG_ISO, "Initial isoc write (free)", urb); ubc->isooutfree = &ubc->isoouturbs[2]; @@ -916,15 +942,15 @@ static void stopurbs(struct bas_bc_state *ubc) for (k = 0; k < BAS_INURBS; ++k) { rc = usb_unlink_urb(ubc->isoinurbs[k]); gig_dbg(DEBUG_ISO, - "%s: isoc input URB %d unlinked, result = %d", - __func__, k, rc); + "%s: isoc input URB %d unlinked, result = %s", + __func__, k, get_usb_rcmsg(rc)); } for (k = 0; k < BAS_OUTURBS; ++k) { rc = usb_unlink_urb(ubc->isoouturbs[k].urb); gig_dbg(DEBUG_ISO, - "%s: isoc output URB %d unlinked, result = %d", - __func__, k, rc); + "%s: isoc output URB %d unlinked, result = %s", + __func__, k, get_usb_rcmsg(rc)); } } @@ -934,7 +960,7 @@ static void stopurbs(struct bas_bc_state *ubc) /* submit_iso_write_urb * fill and submit the next isochronous write URB * parameters: - * bcs B channel state structure + * ucx context structure containing URB * return value: * number of frames submitted in URB * 0 if URB not submitted because no data available (isooutbuf busy) @@ -946,7 +972,6 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx) struct bas_bc_state *ubc = ucx->bcs->hw.bas; struct usb_iso_packet_descriptor *ifd; int corrbytes, nframe, rc; - unsigned long flags; /* urb->dev is clobbered by USB subsystem */ urb->dev = ucx->bcs->cs->hw.bas->udev; @@ -992,20 +1017,22 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx) ifd->status = 0; ifd->actual_length = 0; } - if ((urb->number_of_packets = nframe) > 0) { - spin_lock_irqsave(&ucx->bcs->cs->lock, flags); - rc = ucx->bcs->cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV; - spin_unlock_irqrestore(&ucx->bcs->cs->lock, flags); + if (unlikely(nframe == 0)) + return 0; /* no data to send */ + urb->number_of_packets = nframe; - if (rc) { + rc = usb_submit_urb(urb, SLAB_ATOMIC); + if (unlikely(rc)) { + if (rc == -ENODEV) + /* device removed - give up silently */ + gig_dbg(DEBUG_ISO, "%s: disconnected", __func__); + else dev_err(ucx->bcs->cs->dev, "could not submit isochronous write URB: %s\n", - get_usb_statmsg(rc)); - dump_urb(DEBUG_ISO, "isoc write", urb); - return rc; - } - ++ubc->numsub; + get_usb_rcmsg(rc)); + return rc; } + ++ubc->numsub; return nframe; } @@ -1028,6 +1055,7 @@ static void write_iso_tasklet(unsigned long data) int i; struct sk_buff *skb; int len; + int rc; /* loop while completed URBs arrive in time */ for (;;) { @@ -1057,7 +1085,8 @@ static void write_iso_tasklet(unsigned long data) ubc->isooutfree = NULL; spin_unlock_irqrestore(&ubc->isooutlock, flags); if (next) { - if (submit_iso_write_urb(next) <= 0) { + rc = submit_iso_write_urb(next); + if (unlikely(rc <= 0 && rc != -ENODEV)) { /* could not submit URB, put it back */ spin_lock_irqsave(&ubc->isooutlock, flags); if (ubc->isooutfree == NULL) { @@ -1077,17 +1106,18 @@ static void write_iso_tasklet(unsigned long data) /* process completed URB */ urb = done->urb; switch (urb->status) { + case -EXDEV: /* partial completion */ + gig_dbg(DEBUG_ISO, "%s: URB partially completed", + __func__); + /* fall through - what's the difference anyway? */ case 0: /* normal completion */ - break; - case -EXDEV: /* inspect individual frames */ - /* assumptions (for lack of documentation): - * - actual_length bytes of the frame in error are + /* inspect individual frames + * assumptions (for lack of documentation): + * - actual_length bytes of first frame in error are * successfully sent * - all following frames are not sent at all */ - gig_dbg(DEBUG_ISO, "%s: URB partially completed", - __func__); - offset = done->limit; /* just in case */ + offset = done->limit; /* default (no error) */ for (i = 0; i < BAS_NUMFRAMES; i++) { ifd = &urb->iso_frame_desc[i]; if (ifd->status || @@ -1122,7 +1152,7 @@ static void write_iso_tasklet(unsigned long data) } #endif break; - case -EPIPE: //FIXME is this the code for "underrun"? + case -EPIPE: /* stall - probably underrun */ dev_err(cs->dev, "isochronous write stalled\n"); error_hangup(bcs); break; @@ -1142,7 +1172,8 @@ static void write_iso_tasklet(unsigned long data) spin_unlock_irqrestore(&ubc->isooutlock, flags); if (next) { /* only one URB still active - resubmit one */ - if (submit_iso_write_urb(next) <= 0) { + rc = submit_iso_write_urb(next); + if (unlikely(rc <= 0 && rc != -ENODEV)) { /* couldn't submit */ error_hangup(bcs); } @@ -1222,10 +1253,9 @@ static void read_iso_tasklet(unsigned long data) break; case -ENOENT: case -ECONNRESET: - gig_dbg(DEBUG_ISO, "%s: URB canceled", __func__); - continue; /* -> skip */ - case -EINPROGRESS: /* huh? */ - gig_dbg(DEBUG_ISO, "%s: URB still pending", __func__); + case -EINPROGRESS: + gig_dbg(DEBUG_ISO, "%s: %s", + __func__, get_usb_statmsg(urb->status)); continue; /* -> skip */ case -EPIPE: dev_err(cs->dev, "isochronous read stalled\n"); @@ -1290,13 +1320,11 @@ static void read_iso_tasklet(unsigned long data) urb->dev = bcs->cs->hw.bas->udev; urb->transfer_flags = URB_ISO_ASAP; urb->number_of_packets = BAS_NUMFRAMES; - spin_lock_irqsave(&cs->lock, flags); - rc = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV; - spin_unlock_irqrestore(&cs->lock, flags); - if (rc) { + rc = usb_submit_urb(urb, SLAB_ATOMIC); + if (unlikely(rc != 0 && rc != -ENODEV)) { dev_err(cs->dev, "could not resubmit isochronous read URB: %s\n", - get_usb_statmsg(rc)); + get_usb_rcmsg(rc)); dump_urb(DEBUG_ISO, "resubmit iso read", urb); error_hangup(bcs); } @@ -1397,7 +1425,6 @@ static void write_ctrl_callback(struct urb *urb, struct pt_regs *regs) * timeout timeout in seconds (0: no timeout) * return value: * 0 on success - * -EINVAL if a NULL pointer is encountered somewhere * -EBUSY if another request is pending * any URB submission error code */ @@ -1418,12 +1445,6 @@ static int req_submit(struct bc_state *bcs, int req, int val, int timeout) req, ucs->pending); return -EBUSY; } - if (ucs->urb_ctrl->status == -EINPROGRESS) { - spin_unlock_irqrestore(&ucs->lock, flags); - dev_err(bcs->cs->dev, - "could not submit request 0x%02x: URB busy\n", req); - return -EBUSY; - } ucs->dr_ctrl.bRequestType = OUT_VENDOR_REQ; ucs->dr_ctrl.bRequest = req; @@ -1465,22 +1486,36 @@ static int req_submit(struct bc_state *bcs, int req, int val, int timeout) static int gigaset_init_bchannel(struct bc_state *bcs) { int req, ret; + unsigned long flags; + + spin_lock_irqsave(&bcs->cs->lock, flags); + if (unlikely(!bcs->cs->connected)) { + gig_dbg(DEBUG_USBREQ, "%s: not connected", __func__); + spin_unlock_irqrestore(&bcs->cs->lock, flags); + return -ENODEV; + } if ((ret = starturbs(bcs)) < 0) { dev_err(bcs->cs->dev, - "could not start isochronous I/O for channel %d\n", - bcs->channel + 1); - error_hangup(bcs); + "could not start isochronous I/O for channel B%d: %s\n", + bcs->channel + 1, + ret == -EFAULT ? "null URB" : get_usb_rcmsg(ret)); + if (ret != -ENODEV) + error_hangup(bcs); + spin_unlock_irqrestore(&bcs->cs->lock, flags); return ret; } req = bcs->channel ? HD_OPEN_B2CHANNEL : HD_OPEN_B1CHANNEL; if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) { - dev_err(bcs->cs->dev, "could not open channel %d: %s\n", - bcs->channel + 1, get_usb_statmsg(ret)); + dev_err(bcs->cs->dev, "could not open channel B%d\n", + bcs->channel + 1); stopurbs(bcs->hw.bas); - error_hangup(bcs); + if (ret != -ENODEV) + error_hangup(bcs); } + + spin_unlock_irqrestore(&bcs->cs->lock, flags); return ret; } @@ -1497,19 +1532,30 @@ static int gigaset_init_bchannel(struct bc_state *bcs) static int gigaset_close_bchannel(struct bc_state *bcs) { int req, ret; + unsigned long flags; + + spin_lock_irqsave(&bcs->cs->lock, flags); + if (unlikely(!bcs->cs->connected)) { + spin_unlock_irqrestore(&bcs->cs->lock, flags); + gig_dbg(DEBUG_USBREQ, "%s: not connected", __func__); + return -ENODEV; + } if (!(atomic_read(&bcs->cs->hw.bas->basstate) & (bcs->channel ? BS_B2OPEN : BS_B1OPEN))) { /* channel not running: just signal common.c */ + spin_unlock_irqrestore(&bcs->cs->lock, flags); gigaset_bchannel_down(bcs); return 0; } + /* channel running: tell device to close it */ req = bcs->channel ? HD_CLOSE_B2CHANNEL : HD_CLOSE_B1CHANNEL; if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) - dev_err(bcs->cs->dev, - "could not submit HD_CLOSE_BxCHANNEL request: %s\n", - get_usb_statmsg(ret)); + dev_err(bcs->cs->dev, "closing channel B%d failed\n", + bcs->channel + 1); + + spin_unlock_irqrestore(&bcs->cs->lock, flags); return ret; } @@ -1545,8 +1591,6 @@ static void complete_cb(struct cardstate *cs) kfree(cb); } -static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len); - /* write_command_callback * USB completion handler for AT command transmission * called by the USB subsystem in interrupt context @@ -1560,13 +1604,17 @@ static void write_command_callback(struct urb *urb, struct pt_regs *regs) struct bas_cardstate *ucs = cs->hw.bas; unsigned long flags; + update_basstate(ucs, 0, BS_ATWRPEND); + /* check status */ switch (urb->status) { case 0: /* normal completion */ break; - case -ENOENT: /* canceled */ - case -ECONNRESET: /* canceled (async) */ + case -ENOENT: /* cancelled */ + case -ECONNRESET: /* cancelled (async) */ case -EINPROGRESS: /* pending */ + case -ENODEV: /* device removed */ + case -ESHUTDOWN: /* device shut down */ /* ignore silently */ gig_dbg(DEBUG_USBREQ, "%s: %s", __func__, get_usb_statmsg(urb->status)); @@ -1627,19 +1675,17 @@ static void atrdy_timeout(unsigned long data) * len length of command to send * return value: * 0 on success - * -EFAULT if a NULL pointer is encountered somewhere * -EBUSY if another request is pending * any URB submission error code */ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len) { struct bas_cardstate *ucs = cs->hw.bas; - unsigned long flags; - int ret; + int rc; gig_dbg(DEBUG_USBREQ, "-------> HD_WRITE_ATMESSAGE (%d)", len); - if (ucs->urb_cmd_out->status == -EINPROGRESS) { + if (update_basstate(ucs, BS_ATWRPEND, 0) & BS_ATWRPEND) { dev_err(cs->dev, "could not submit HD_WRITE_ATMESSAGE: URB busy\n"); return -EBUSY; @@ -1654,29 +1700,22 @@ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len) usb_sndctrlpipe(ucs->udev, 0), (unsigned char*) &ucs->dr_cmd_out, buf, len, write_command_callback, cs); - - spin_lock_irqsave(&cs->lock, flags); - ret = cs->connected ? usb_submit_urb(ucs->urb_cmd_out, SLAB_ATOMIC) : -ENODEV; - spin_unlock_irqrestore(&cs->lock, flags); - - if (ret) { + rc = usb_submit_urb(ucs->urb_cmd_out, SLAB_ATOMIC); + if (unlikely(rc)) { + update_basstate(ucs, 0, BS_ATWRPEND); dev_err(cs->dev, "could not submit HD_WRITE_ATMESSAGE: %s\n", - get_usb_statmsg(ret)); - return ret; + get_usb_rcmsg(rc)); + return rc; } - /* submitted successfully */ - update_basstate(ucs, 0, BS_ATREADY); - - /* start timeout if necessary */ - if (!(atomic_read(&ucs->basstate) & BS_ATTIMER)) { + /* submitted successfully, start timeout if necessary */ + if (!(update_basstate(ucs, BS_ATTIMER, BS_ATREADY) & BS_ATTIMER)) { gig_dbg(DEBUG_OUTPUT, "setting ATREADY timeout of %d/10 secs", ATRDY_TIMEOUT); ucs->timer_atrdy.expires = jiffies + ATRDY_TIMEOUT * HZ / 10; ucs->timer_atrdy.data = (unsigned long) cs; ucs->timer_atrdy.function = atrdy_timeout; add_timer(&ucs->timer_atrdy); - update_basstate(ucs, BS_ATTIMER, 0); } return 0; } @@ -1702,7 +1741,6 @@ static int start_cbsend(struct cardstate *cs) gig_dbg(DEBUG_TRANSCMD|DEBUG_LOCKCMD, "AT channel not open"); rc = req_submit(cs->bcs, HD_OPEN_ATCHANNEL, 0, BAS_TIMEOUT); if (rc < 0) { - dev_err(cs->dev, "could not open AT channel\n"); /* flush command queue */ spin_lock_irqsave(&cs->cmdlock, flags); while (cs->cmdbuf != NULL) @@ -1786,8 +1824,14 @@ static int gigaset_write_cmd(struct cardstate *cs, cs->lastcmdbuf = cb; spin_unlock_irqrestore(&cs->cmdlock, flags); + spin_lock_irqsave(&cs->lock, flags); + if (unlikely(!cs->connected)) { + spin_unlock_irqrestore(&cs->lock, flags); + gig_dbg(DEBUG_USBREQ, "%s: not connected", __func__); + return -ENODEV; + } status = start_cbsend(cs); - + spin_unlock_irqrestore(&cs->lock, flags); return status < 0 ? status : len; } @@ -1849,12 +1893,32 @@ static int gigaset_brkchars(struct cardstate *cs, const unsigned char buf[6]) */ static int gigaset_freebcshw(struct bc_state *bcs) { - if (!bcs->hw.bas) + struct bas_bc_state *ubc = bcs->hw.bas; + int i; + + if (!ubc) return 0; - if (bcs->hw.bas->isooutbuf) - kfree(bcs->hw.bas->isooutbuf); - kfree(bcs->hw.bas); + /* kill URBs and tasklets before freeing - better safe than sorry */ + atomic_set(&ubc->running, 0); + for (i = 0; i < BAS_OUTURBS; ++i) + if (ubc->isoouturbs[i].urb) { + gig_dbg(DEBUG_INIT, "%s: killing iso out URB %d", + __func__, i); + usb_kill_urb(ubc->isoouturbs[i].urb); + usb_free_urb(ubc->isoouturbs[i].urb); + } + for (i = 0; i < BAS_INURBS; ++i) + if (ubc->isoinurbs[i]) { + gig_dbg(DEBUG_INIT, "%s: killing iso in URB %d", + __func__, i); + usb_kill_urb(ubc->isoinurbs[i]); + usb_free_urb(ubc->isoinurbs[i]); + } + tasklet_kill(&ubc->sent_tasklet); + tasklet_kill(&ubc->rcvd_tasklet); + kfree(ubc->isooutbuf); + kfree(ubc); bcs->hw.bas = NULL; return 1; } @@ -1931,13 +1995,9 @@ static void gigaset_reinitbcshw(struct bc_state *bcs) static void gigaset_freecshw(struct cardstate *cs) { - struct bas_cardstate *ucs = cs->hw.bas; - - del_timer(&ucs->timer_ctrl); - del_timer(&ucs->timer_atrdy); - del_timer(&ucs->timer_cmd_in); - + /* timers, URBs and rcvbuf are disposed of in disconnect */ kfree(cs->hw.bas); + cs->hw.bas = NULL; } static int gigaset_initcshw(struct cardstate *cs) @@ -2041,23 +2101,13 @@ static int gigaset_probe(struct usb_interface *interface, struct bas_bc_state *ubc; struct usb_endpoint_descriptor *endpoint; int i, j; - int ret; + int rc; gig_dbg(DEBUG_ANY, "%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)", __func__, le16_to_cpu(udev->descriptor.idVendor), le16_to_cpu(udev->descriptor.idProduct)); - /* See if the device offered us matches what we can accept */ - if ((le16_to_cpu(udev->descriptor.idVendor) != USB_GIGA_VENDOR_ID) || - (le16_to_cpu(udev->descriptor.idProduct) != USB_GIGA_PRODUCT_ID && - le16_to_cpu(udev->descriptor.idProduct) != USB_4175_PRODUCT_ID && - le16_to_cpu(udev->descriptor.idProduct) != USB_SX303_PRODUCT_ID && - le16_to_cpu(udev->descriptor.idProduct) != USB_SX353_PRODUCT_ID)) { - gig_dbg(DEBUG_ANY, "%s: unmatched ID - exiting", __func__); - return -ENODEV; - } - /* set required alternate setting */ hostif = interface->cur_altsetting; if (hostif->desc.bAlternateSetting != 3) { @@ -2105,45 +2155,22 @@ static int gigaset_probe(struct usb_interface *interface, * - three for the different uses of the default control pipe * - three for each isochronous pipe */ - ucs->urb_int_in = usb_alloc_urb(0, SLAB_KERNEL); - if (!ucs->urb_int_in) { - dev_err(cs->dev, "no free urbs available\n"); - goto error; - } - ucs->urb_cmd_in = usb_alloc_urb(0, SLAB_KERNEL); - if (!ucs->urb_cmd_in) { - dev_err(cs->dev, "no free urbs available\n"); - goto error; - } - ucs->urb_cmd_out = usb_alloc_urb(0, SLAB_KERNEL); - if (!ucs->urb_cmd_out) { - dev_err(cs->dev, "no free urbs available\n"); - goto error; - } - ucs->urb_ctrl = usb_alloc_urb(0, SLAB_KERNEL); - if (!ucs->urb_ctrl) { - dev_err(cs->dev, "no free urbs available\n"); - goto error; - } + if (!(ucs->urb_int_in = usb_alloc_urb(0, SLAB_KERNEL)) || + !(ucs->urb_cmd_in = usb_alloc_urb(0, SLAB_KERNEL)) || + !(ucs->urb_cmd_out = usb_alloc_urb(0, SLAB_KERNEL)) || + !(ucs->urb_ctrl = usb_alloc_urb(0, SLAB_KERNEL))) + goto allocerr; for (j = 0; j < 2; ++j) { ubc = cs->bcs[j].hw.bas; - for (i = 0; i < BAS_OUTURBS; ++i) { - ubc->isoouturbs[i].urb = - usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL); - if (!ubc->isoouturbs[i].urb) { - dev_err(cs->dev, "no free urbs available\n"); - goto error; - } - } - for (i = 0; i < BAS_INURBS; ++i) { - ubc->isoinurbs[i] = - usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL); - if (!ubc->isoinurbs[i]) { - dev_err(cs->dev, "no free urbs available\n"); - goto error; - } - } + for (i = 0; i < BAS_OUTURBS; ++i) + if (!(ubc->isoouturbs[i].urb = + usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL))) + goto allocerr; + for (i = 0; i < BAS_INURBS; ++i) + if (!(ubc->isoinurbs[i] = + usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL))) + goto allocerr; } ucs->rcvbuf = NULL; @@ -2156,15 +2183,14 @@ static int gigaset_probe(struct usb_interface *interface, (endpoint->bEndpointAddress) & 0x0f), ucs->int_in_buf, 3, read_int_callback, cs, endpoint->bInterval); - ret = usb_submit_urb(ucs->urb_int_in, SLAB_KERNEL); - if (ret) { + if ((rc = usb_submit_urb(ucs->urb_int_in, SLAB_KERNEL)) != 0) { dev_err(cs->dev, "could not submit interrupt URB: %s\n", - get_usb_statmsg(ret)); + get_usb_rcmsg(rc)); goto error; } /* tell the device that the driver is ready */ - if ((ret = req_submit(cs->bcs, HD_DEVICE_INIT_ACK, 0, 0)) != 0) + if ((rc = req_submit(cs->bcs, HD_DEVICE_INIT_ACK, 0, 0)) != 0) goto error; /* tell common part that the device is ready */ @@ -2179,6 +2205,8 @@ static int gigaset_probe(struct usb_interface *interface, return 0; +allocerr: + dev_err(cs->dev, "could not allocate URBs\n"); error: freeurbs(cs); usb_set_intfdata(interface, NULL); @@ -2193,19 +2221,34 @@ static void gigaset_disconnect(struct usb_interface *interface) { struct cardstate *cs; struct bas_cardstate *ucs; + int j; cs = usb_get_intfdata(interface); ucs = cs->hw.bas; dev_info(cs->dev, "disconnecting Gigaset base\n"); + + /* mark base as not ready, all channels disconnected */ + atomic_set(&ucs->basstate, 0); + + /* tell LL all channels are down */ + //FIXME shouldn't gigaset_stop() do this? + for (j = 0; j < 2; ++j) + gigaset_bchannel_down(cs->bcs + j); + + /* stop driver (common part) */ gigaset_stop(cs); + + /* stop timers and URBs, free ressources */ + del_timer_sync(&ucs->timer_ctrl); + del_timer_sync(&ucs->timer_atrdy); + del_timer_sync(&ucs->timer_cmd_in); freeurbs(cs); usb_set_intfdata(interface, NULL); kfree(ucs->rcvbuf); ucs->rcvbuf = NULL; ucs->rcvbuf_size = 0; - atomic_set(&ucs->basstate, 0); usb_put_dev(ucs->udev); ucs->interface = NULL; ucs->udev = NULL; @@ -2277,6 +2320,8 @@ error: if (cardstate) */ static void __exit bas_gigaset_exit(void) { + struct bas_cardstate *ucs = cardstate->hw.bas; + gigaset_blockdriver(driver); /* => probe will fail * => no gigaset_start any more */ @@ -2284,14 +2329,26 @@ static void __exit bas_gigaset_exit(void) gigaset_shutdown(cardstate); /* from now on, no isdn callback should be possible */ - if (atomic_read(&cardstate->hw.bas->basstate) & BS_ATOPEN) { - gig_dbg(DEBUG_ANY, "closing AT channel"); - if (req_submit(cardstate->bcs, - HD_CLOSE_ATCHANNEL, 0, BAS_TIMEOUT) >= 0) { - /* successfully submitted */ - //FIXME wait for completion? - } + /* close all still open channels */ + if (atomic_read(&ucs->basstate) & BS_B1OPEN) { + gig_dbg(DEBUG_INIT, "closing B1 channel"); + usb_control_msg(ucs->udev, usb_sndctrlpipe(ucs->udev, 0), + HD_CLOSE_B1CHANNEL, OUT_VENDOR_REQ, 0, 0, + NULL, 0, BAS_TIMEOUT); + } + if (atomic_read(&ucs->basstate) & BS_B2OPEN) { + gig_dbg(DEBUG_INIT, "closing B2 channel"); + usb_control_msg(ucs->udev, usb_sndctrlpipe(ucs->udev, 0), + HD_CLOSE_B2CHANNEL, OUT_VENDOR_REQ, 0, 0, + NULL, 0, BAS_TIMEOUT); + } + if (atomic_read(&ucs->basstate) & BS_ATOPEN) { + gig_dbg(DEBUG_INIT, "closing AT channel"); + usb_control_msg(ucs->udev, usb_sndctrlpipe(ucs->udev, 0), + HD_CLOSE_ATCHANNEL, OUT_VENDOR_REQ, 0, 0, + NULL, 0, BAS_TIMEOUT); } + atomic_set(&ucs->basstate, 0); /* deregister this driver with the USB subsystem */ usb_deregister(&gigaset_usb_driver); diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c index 749b3da1236e..e55767b2ccd3 100644 --- a/drivers/isdn/gigaset/common.c +++ b/drivers/isdn/gigaset/common.c @@ -781,8 +781,7 @@ error: if (cs) } EXPORT_SYMBOL_GPL(gigaset_initcs); -/* ReInitialize the b-channel structure */ -/* e.g. called on hangup, disconnect */ +/* ReInitialize the b-channel structure on hangup */ void gigaset_bcs_reinit(struct bc_state *bcs) { struct sk_buff *skb; diff --git a/drivers/isdn/gigaset/ev-layer.c b/drivers/isdn/gigaset/ev-layer.c index 1ba3424a286b..18e05c09b71c 100644 --- a/drivers/isdn/gigaset/ev-layer.c +++ b/drivers/isdn/gigaset/ev-layer.c @@ -373,6 +373,9 @@ struct reply_t gigaset_tab_cid_m10x[] = /* for M10x */ {EV_TIMEOUT, 750,750, -1, 0, 0, {ACT_CONNTIMEOUT}}, + /* B channel closed (general case) */ + {EV_BC_CLOSED, -1, -1, -1, -1,-1, {ACT_NOTIFY_BC_DOWN}}, //FIXME + /* misc. */ {EV_PROTO_L2, -1, -1, -1, -1,-1, {ACT_PROTO_L2}}, //FIXME diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h index 9d21ba8757b0..22b9693f7c0a 100644 --- a/drivers/isdn/gigaset/gigaset.h +++ b/drivers/isdn/gigaset/gigaset.h @@ -75,7 +75,7 @@ extern int gigaset_debuglevel; /* "needs" cast to (enum debuglevel) */ * e.g. 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and * DEBUG_INTR. */ -enum debuglevel { /* up to 24 bits (atomic_t) */ +enum debuglevel { DEBUG_REG = 0x0002, /* serial port I/O register operations */ DEBUG_OPEN = 0x0004, /* open/close serial port */ DEBUG_INTR = 0x0008, /* interrupt processing */ @@ -141,7 +141,7 @@ enum debuglevel { /* up to 24 bits (atomic_t) */ printk(KERN_DEBUG KBUILD_MODNAME ": " format "\n", \ ## arg); \ } while (0) -#define DEBUG_DEFAULT (DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ) +#define DEBUG_DEFAULT (DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ) #else @@ -627,8 +627,7 @@ struct gigaset_ops { /* Called by gigaset_freecs() for freeing bcs->hw.xxx */ int (*freebcshw)(struct bc_state *bcs); - /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting - bcs->hw.xxx */ + /* Called by gigaset_bchannel_down() for resetting bcs->hw.xxx */ void (*reinitbcshw)(struct bc_state *bcs); /* Called by gigaset_initcs() for setting up cs->hw.xxx */ diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c index 0815dbfb8291..1654fa413575 100644 --- a/drivers/isdn/gigaset/i4l.c +++ b/drivers/isdn/gigaset/i4l.c @@ -73,7 +73,7 @@ static int writebuf_from_LL(int driverID, int channel, int ack, len, skblen, (unsigned) skb->head[0], (unsigned) skb->head[1]); /* pass to device-specific module */ - return cs->ops->send_skb(bcs, skb); //FIXME cs->ops->send_skb() must handle !cs->connected correctly + return cs->ops->send_skb(bcs, skb); } void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb) diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c index 45f017ed6e8c..8667daaa1a82 100644 --- a/drivers/isdn/gigaset/isocdata.c +++ b/drivers/isdn/gigaset/isocdata.c @@ -992,14 +992,18 @@ int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb) int len = skb->len; unsigned long flags; + spin_lock_irqsave(&bcs->cs->lock, flags); + if (!bcs->cs->connected) { + spin_unlock_irqrestore(&bcs->cs->lock, flags); + return -ENODEV; + } + skb_queue_tail(&bcs->squeue, skb); gig_dbg(DEBUG_ISO, "%s: skb queued, qlen=%d", __func__, skb_queue_len(&bcs->squeue)); /* tasklet submits URB if necessary */ - spin_lock_irqsave(&bcs->cs->lock, flags); - if (bcs->cs->connected) - tasklet_schedule(&bcs->hw.bas->sent_tasklet); + tasklet_schedule(&bcs->hw.bas->sent_tasklet); spin_unlock_irqrestore(&bcs->cs->lock, flags); return len; /* ok so far */ diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c index 5ebfd1d138da..5282fec17075 100644 --- a/drivers/macintosh/therm_adt746x.c +++ b/drivers/macintosh/therm_adt746x.c @@ -627,8 +627,8 @@ thermostat_init(void) if(therm_type == ADT7460) device_create_file(&of_dev->dev, &dev_attr_sensor2_fan_speed); -#ifndef CONFIG_I2C_KEYWEST - request_module("i2c-keywest"); +#ifndef CONFIG_I2C_POWERMAC + request_module("i2c-powermac"); #endif return i2c_add_driver(&thermostat_driver); diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index 506e777c5f06..d090df413049 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -1639,6 +1639,7 @@ static struct pcmcia_device_id pcnet_ids[] = { PCMCIA_DEVICE_PROD_ID12("CONTEC", "C-NET(PC)C-10L", 0x21cab552, 0xf6f90722), PCMCIA_DEVICE_PROD_ID12("corega", "FEther PCC-TXF", 0x0a21501a, 0xa51564a2), PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-T", 0x5261440f, 0xfa9d85bd), + PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-TD", 0x5261440f, 0xc49bd73d), PCMCIA_DEVICE_PROD_ID12("Corega K.K.", "corega EtherII PCC-TD", 0xd4fdcbd8, 0xc49bd73d), PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega Ether PCC-T", 0x5261440f, 0x6705fcaa), PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FastEther PCC-TX", 0x5261440f, 0x485e85d9), diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index cba6c9eef28e..61cb4b29f55c 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -250,7 +250,7 @@ config M32R_CFC_NUM config PCMCIA_VRC4171 tristate "NEC VRC4171 Card Controllers support" - depends on VRC4171 && PCMCIA + depends on CPU_VR41XX && ISA && PCMCIA config PCMCIA_VRC4173 tristate "NEC VRC4173 CARDU support" diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index ae10d1eed65e..48d3b3d30c21 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -236,11 +236,11 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv) /** * pcmcia_load_firmware - load CIS from userspace if device-provided is broken * @dev - the pcmcia device which needs a CIS override - * @filename - requested filename in /lib/firmware/cis/ + * @filename - requested filename in /lib/firmware/ * * This uses the in-kernel firmware loading mechanism to use a "fake CIS" if * the one provided by the card is broken. The firmware files reside in - * /lib/firmware/cis/ in userspace. + * /lib/firmware/ in userspace. */ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) { @@ -298,9 +298,6 @@ static inline int pcmcia_load_firmware(struct pcmcia_device *dev, char * filenam * * Registers a PCMCIA driver with the PCMCIA bus core. */ -static int pcmcia_device_probe(struct device *dev); -static int pcmcia_device_remove(struct device * dev); - int pcmcia_register_driver(struct pcmcia_driver *driver) { if (!driver) @@ -400,7 +397,7 @@ static int pcmcia_device_probe(struct device * dev) * call which will then check whether there are two * pseudo devices, and if not, add the second one. */ - did = (struct pcmcia_device_id *) p_dev->dev.driver_data; + did = p_dev->dev.driver_data; if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) pcmcia_add_pseudo_device(p_dev->socket); @@ -448,7 +445,6 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le return; } - static int pcmcia_device_remove(struct device * dev) { struct pcmcia_device *p_dev; @@ -463,7 +459,7 @@ static int pcmcia_device_remove(struct device * dev) * pseudo multi-function card, we need to unbind * all devices */ - did = (struct pcmcia_device_id *) p_dev->dev.driver_data; + did = p_dev->dev.driver_data; if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count != 0) && (p_dev->device_no == 0)) @@ -476,6 +472,8 @@ static int pcmcia_device_remove(struct device * dev) if (p_drv->remove) p_drv->remove(p_dev); + p_dev->dev_node = NULL; + /* check for proper unloading */ if (p_dev->_irq || p_dev->_io || p_dev->_locked) printk(KERN_INFO "pcmcia: driver %s did not release config properly\n", @@ -628,7 +626,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f } /* Add to the list in pcmcia_bus_socket */ - list_add_tail(&p_dev->socket_device_list, &s->devices_list); + list_add(&p_dev->socket_device_list, &s->devices_list); spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index 45063b4e5b78..3131bb0a0095 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -88,7 +88,6 @@ static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, } if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) { *base = s->io_offset | (*base & 0x0fff); - s->io[0].res->flags = (s->io[0].res->flags & ~IORESOURCE_BITS) | (attr & IORESOURCE_BITS); return 0; } /* Check for an already-allocated window that must conflict with @@ -209,7 +208,6 @@ int pccard_get_configuration_info(struct pcmcia_socket *s, if (!(s->state & SOCKET_PRESENT)) return CS_NO_CARD; - config->Function = p_dev->func; #ifdef CONFIG_CARDBUS if (s->state & SOCKET_CARDBUS) { @@ -223,14 +221,22 @@ int pccard_get_configuration_info(struct pcmcia_socket *s, config->AssignedIRQ = s->irq.AssignedIRQ; if (config->AssignedIRQ) config->Attributes |= CONF_ENABLE_IRQ; - config->BasePort1 = s->io[0].res->start; - config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1; + if (s->io[0].res) { + config->BasePort1 = s->io[0].res->start; + config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1; + } } return CS_SUCCESS; } #endif - c = (p_dev) ? p_dev->function_config : NULL; + if (p_dev) { + c = p_dev->function_config; + config->Function = p_dev->func; + } else { + c = NULL; + config->Function = 0; + } if ((c == NULL) || !(c->state & CONFIG_LOCKED)) { config->Attributes = 0; @@ -947,7 +953,5 @@ void pcmcia_disable_device(struct pcmcia_device *p_dev) { pcmcia_release_irq(p_dev, &p_dev->irq); if (&p_dev->win) pcmcia_release_window(p_dev->win); - - p_dev->dev_node = NULL; } EXPORT_SYMBOL(pcmcia_disable_device); diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index 8a2de038882e..1a27ecb46c9a 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -1,7 +1,11 @@ Version 1.42 ------------ Fix slow oplock break when mounted to different servers at the same time and -the tids match and we try to find matching fid on wrong server. +the tids match and we try to find matching fid on wrong server. Fix read +looping when signing required by server (2.6.16 kernel only). Fix readdir +vs. rename race which could cause each to hang. Return . and .. even +if server does not. Allow searches to skip first three entries and +begin at any location. Fix oops in find_writeable_file. Version 1.41 ------------ diff --git a/fs/cifs/README b/fs/cifs/README index b2b4d0803761..0355003f4f0a 100644 --- a/fs/cifs/README +++ b/fs/cifs/README @@ -511,6 +511,14 @@ LinuxExtensionsEnabled If set to one then the client will attempt to support and want to map the uid and gid fields to values supplied at mount (rather than the actual values, then set this to zero. (default 1) +Experimental When set to 1 used to enable certain experimental + features (currently enables multipage writes + when signing is enabled, the multipage write + performance enhancement was disabled when + signing turned on in case buffer was modified + just before it was sent, also this flag will + be used to use the new experimental sessionsetup + code). These experimental features and tracing can be enabled by changing flags in /proc/fs/cifs (after the cifs module has been installed or built into the diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index d4b713e5affb..c262d8874ce9 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -33,6 +33,7 @@ #include <linux/vfs.h> #include <linux/mempool.h> #include <linux/delay.h> +#include <linux/kthread.h> #include "cifsfs.h" #include "cifspdu.h" #define DECLARE_GLOBALS_HERE @@ -75,9 +76,6 @@ unsigned int cifs_max_pending = CIFS_MAX_REQ; module_param(cifs_max_pending, int, 0); MODULE_PARM_DESC(cifs_max_pending,"Simultaneous requests to server. Default: 50 Range: 2 to 256"); -static DECLARE_COMPLETION(cifs_oplock_exited); -static DECLARE_COMPLETION(cifs_dnotify_exited); - extern mempool_t *cifs_sm_req_poolp; extern mempool_t *cifs_req_poolp; extern mempool_t *cifs_mid_poolp; @@ -841,10 +839,6 @@ static int cifs_oplock_thread(void * dummyarg) __u16 netfid; int rc; - daemonize("cifsoplockd"); - allow_signal(SIGTERM); - - oplockThread = current; do { if (try_to_freeze()) continue; @@ -900,9 +894,9 @@ static int cifs_oplock_thread(void * dummyarg) set_current_state(TASK_INTERRUPTIBLE); schedule_timeout(1); /* yield in case q were corrupt */ } - } while(!signal_pending(current)); - oplockThread = NULL; - complete_and_exit (&cifs_oplock_exited, 0); + } while (!kthread_should_stop()); + + return 0; } static int cifs_dnotify_thread(void * dummyarg) @@ -910,10 +904,6 @@ static int cifs_dnotify_thread(void * dummyarg) struct list_head *tmp; struct cifsSesInfo *ses; - daemonize("cifsdnotifyd"); - allow_signal(SIGTERM); - - dnotifyThread = current; do { if(try_to_freeze()) continue; @@ -931,8 +921,9 @@ static int cifs_dnotify_thread(void * dummyarg) wake_up_all(&ses->server->response_q); } read_unlock(&GlobalSMBSeslock); - } while(!signal_pending(current)); - complete_and_exit (&cifs_dnotify_exited, 0); + } while (!kthread_should_stop()); + + return 0; } static int __init @@ -982,32 +973,48 @@ init_cifs(void) } rc = cifs_init_inodecache(); - if (!rc) { - rc = cifs_init_mids(); - if (!rc) { - rc = cifs_init_request_bufs(); - if (!rc) { - rc = register_filesystem(&cifs_fs_type); - if (!rc) { - rc = (int)kernel_thread(cifs_oplock_thread, NULL, - CLONE_FS | CLONE_FILES | CLONE_VM); - if(rc > 0) { - rc = (int)kernel_thread(cifs_dnotify_thread, NULL, - CLONE_FS | CLONE_FILES | CLONE_VM); - if(rc > 0) - return 0; - else - cERROR(1,("error %d create dnotify thread", rc)); - } else { - cERROR(1,("error %d create oplock thread",rc)); - } - } - cifs_destroy_request_bufs(); - } - cifs_destroy_mids(); - } - cifs_destroy_inodecache(); + if (rc) + goto out_clean_proc; + + rc = cifs_init_mids(); + if (rc) + goto out_destroy_inodecache; + + rc = cifs_init_request_bufs(); + if (rc) + goto out_destroy_mids; + + rc = register_filesystem(&cifs_fs_type); + if (rc) + goto out_destroy_request_bufs; + + oplockThread = kthread_run(cifs_oplock_thread, NULL, "cifsoplockd"); + if (IS_ERR(oplockThread)) { + rc = PTR_ERR(oplockThread); + cERROR(1,("error %d create oplock thread", rc)); + goto out_unregister_filesystem; } + + dnotifyThread = kthread_run(cifs_dnotify_thread, NULL, "cifsdnotifyd"); + if (IS_ERR(dnotifyThread)) { + rc = PTR_ERR(dnotifyThread); + cERROR(1,("error %d create dnotify thread", rc)); + goto out_stop_oplock_thread; + } + + return 0; + + out_stop_oplock_thread: + kthread_stop(oplockThread); + out_unregister_filesystem: + unregister_filesystem(&cifs_fs_type); + out_destroy_request_bufs: + cifs_destroy_request_bufs(); + out_destroy_mids: + cifs_destroy_mids(); + out_destroy_inodecache: + cifs_destroy_inodecache(); + out_clean_proc: #ifdef CONFIG_PROC_FS cifs_proc_clean(); #endif @@ -1025,14 +1032,8 @@ exit_cifs(void) cifs_destroy_inodecache(); cifs_destroy_mids(); cifs_destroy_request_bufs(); - if(oplockThread) { - send_sig(SIGTERM, oplockThread, 1); - wait_for_completion(&cifs_oplock_exited); - } - if(dnotifyThread) { - send_sig(SIGTERM, dnotifyThread, 1); - wait_for_completion(&cifs_dnotify_exited); - } + kthread_stop(oplockThread); + kthread_stop(dnotifyThread); } MODULE_AUTHOR("Steve French <sfrench@us.ibm.com>"); diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index d705500aa283..fd36892eda55 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -3119,7 +3119,7 @@ findFirstRetry: psrch_inf->endOfSearch = FALSE; psrch_inf->entries_in_buffer = le16_to_cpu(parms->SearchCount); - psrch_inf->index_of_last_entry = + psrch_inf->index_of_last_entry = 2 /* skip . and .. */ + psrch_inf->entries_in_buffer; *pnetfid = parms->SearchHandle; } else { diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 0b86d5ca9014..aaf151cb5822 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3447,7 +3447,10 @@ int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo, pSesInfo->server->secMode, pSesInfo->server->capabilities, pSesInfo->server->timeZone)); - if (extended_security + if(experimEnabled > 1) + rc = CIFS_SessSetup(xid, pSesInfo, CIFS_NTLM /* type */, + &ntlmv2_flag, nls_info); + else if (extended_security && (pSesInfo->capabilities & CAP_EXTENDED_SECURITY) && (pSesInfo->server->secType == NTLMSSP)) { cFYI(1, ("New style sesssetup")); diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 1d0ca3eaaca5..82315edc77d7 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -139,9 +139,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, cifs_sb = CIFS_SB(inode->i_sb); pTcon = cifs_sb->tcon; - mutex_lock(&direntry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -316,9 +314,7 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, cifs_sb = CIFS_SB(inode->i_sb); pTcon = cifs_sb->tcon; - mutex_lock(&direntry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex); if(full_path == NULL) rc = -ENOMEM; else if (pTcon->ses->capabilities & CAP_UNIX) { @@ -440,6 +436,20 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name cifs_sb = CIFS_SB(parent_dir_inode->i_sb); pTcon = cifs_sb->tcon; + /* + * Don't allow the separator character in a path component. + * The VFS will not allow "/", but "\" is allowed by posix. + */ + if (!(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS)) { + int i; + for (i = 0; i < direntry->d_name.len; i++) + if (direntry->d_name.name[i] == '\\') { + cFYI(1, ("Invalid file name")); + FreeXid(xid); + return ERR_PTR(-EINVAL); + } + } + /* can not grab the rename sem here since it would deadlock in the cases (beginning of sys_rename itself) in which we already have the sb rename sem */ diff --git a/fs/cifs/fcntl.c b/fs/cifs/fcntl.c index ec4dfe9bf5ef..633a93811328 100644 --- a/fs/cifs/fcntl.c +++ b/fs/cifs/fcntl.c @@ -86,9 +86,7 @@ int cifs_dir_notify(struct file * file, unsigned long arg) cifs_sb = CIFS_SB(file->f_dentry->d_sb); pTcon = cifs_sb->tcon; - mutex_lock(&file->f_dentry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(file->f_dentry); - mutex_unlock(&file->f_dentry->d_sb->s_vfs_rename_mutex); if(full_path == NULL) { rc = -ENOMEM; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 5c497c529772..e152bf6afa60 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -203,9 +203,7 @@ int cifs_open(struct inode *inode, struct file *file) } } - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(file->f_dentry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if (full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -906,8 +904,7 @@ static ssize_t cifs_write(struct file *file, const char *write_data, if (rc != 0) break; } - /* BB FIXME We can not sign across two buffers yet */ - if((pTcon->ses->server->secMode & + if(experimEnabled || (pTcon->ses->server->secMode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) == 0) { struct kvec iov[2]; unsigned int len; @@ -923,13 +920,13 @@ static ssize_t cifs_write(struct file *file, const char *write_data, *poffset, &bytes_written, iov, 1, long_op); } else - /* BB FIXME fixup indentation of line below */ - rc = CIFSSMBWrite(xid, pTcon, - open_file->netfid, - min_t(const int, cifs_sb->wsize, - write_size - total_written), - *poffset, &bytes_written, - write_data + total_written, NULL, long_op); + rc = CIFSSMBWrite(xid, pTcon, + open_file->netfid, + min_t(const int, cifs_sb->wsize, + write_size - total_written), + *poffset, &bytes_written, + write_data + total_written, + NULL, long_op); } if (rc || (bytes_written == 0)) { if (total_written) @@ -968,6 +965,16 @@ struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *cifs_inode) struct cifsFileInfo *open_file; int rc; + /* Having a null inode here (because mapping->host was set to zero by + the VFS or MM) should not happen but we had reports of on oops (due to + it being zero) during stress testcases so we need to check for it */ + + if(cifs_inode == NULL) { + cERROR(1,("Null inode passed to cifs_writeable_file")); + dump_stack(); + return NULL; + } + read_lock(&GlobalSMBSeslock); list_for_each_entry(open_file, &cifs_inode->openFileList, flist) { if (open_file->closePend) @@ -1093,12 +1100,11 @@ static int cifs_writepages(struct address_space *mapping, if (cifs_sb->wsize < PAGE_CACHE_SIZE) return generic_writepages(mapping, wbc); - /* BB FIXME we do not have code to sign across multiple buffers yet, - so go to older writepage style write which we can sign if needed */ if((cifs_sb->tcon->ses) && (cifs_sb->tcon->ses->server)) if(cifs_sb->tcon->ses->server->secMode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) - return generic_writepages(mapping, wbc); + if(!experimEnabled) + return generic_writepages(mapping, wbc); /* * BB: Is this meaningful for a non-block-device file system? diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 957ddd1571c6..4093764ef461 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -722,9 +722,7 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode) cifs_sb = CIFS_SB(inode->i_sb); pTcon = cifs_sb->tcon; - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if (full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -807,9 +805,7 @@ int cifs_rmdir(struct inode *inode, struct dentry *direntry) cifs_sb = CIFS_SB(inode->i_sb); pTcon = cifs_sb->tcon; - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if (full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -1141,9 +1137,7 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs) rc = 0; } - mutex_lock(&direntry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex); if (full_path == NULL) { FreeXid(xid); return -ENOMEM; diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 9562f5bba65c..2ec99f833142 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -48,10 +48,8 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode, /* No need to check for cross device links since server will do that BB note DFS case in future though (when we may have to check) */ - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); fromName = build_path_from_dentry(old_file); toName = build_path_from_dentry(direntry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if((fromName == NULL) || (toName == NULL)) { rc = -ENOMEM; goto cifs_hl_exit; @@ -103,9 +101,7 @@ cifs_follow_link(struct dentry *direntry, struct nameidata *nd) xid = GetXid(); - mutex_lock(&direntry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&direntry->d_sb->s_vfs_rename_mutex); if (!full_path) goto out_no_free; @@ -164,9 +160,7 @@ cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname) cifs_sb = CIFS_SB(inode->i_sb); pTcon = cifs_sb->tcon; - mutex_lock(&inode->i_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&inode->i_sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); diff --git a/fs/cifs/ntlmssp.c b/fs/cifs/ntlmssp.c index 78866f925747..115359cc7a32 100644 --- a/fs/cifs/ntlmssp.c +++ b/fs/cifs/ntlmssp.c @@ -121,6 +121,20 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, const int type, } + /* copy session key */ + + /* if Unicode, align strings to two byte boundary */ + + /* copy user name */ /* BB Do we need to special case null user name? */ + + /* copy domain name */ + + /* copy Linux version */ + + /* copy network operating system name */ + + /* update bcc and smb buffer length */ + /* rc = SendReceive2(xid, ses, iov, num_iovecs, &resp_buf_type, 0); */ /* SMB request buf freed in SendReceive2 */ diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 2f6e2825571e..b689c5035124 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -404,9 +404,7 @@ static int initiate_cifs_search(const int xid, struct file *file) if(pTcon == NULL) return -EINVAL; - mutex_lock(&file->f_dentry->d_sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(file->f_dentry); - mutex_unlock(&file->f_dentry->d_sb->s_vfs_rename_mutex); if(full_path == NULL) { return -ENOMEM; @@ -592,6 +590,13 @@ static int find_cifs_entry(const int xid, struct cifsTconInfo *pTcon, first_entry_in_buffer = cifsFile->srch_inf.index_of_last_entry - cifsFile->srch_inf.entries_in_buffer; + + /* if first entry in buf is zero then is first buffer + in search response data which means it is likely . and .. + will be in this buffer, although some servers do not return + . and .. for the root of a drive and for those we need + to start two entries earlier */ + /* dump_cifs_file_struct(file, "In fce ");*/ if(((index_to_find < cifsFile->srch_inf.index_of_last_entry) && is_dir_changed(file)) || @@ -634,23 +639,14 @@ static int find_cifs_entry(const int xid, struct cifsTconInfo *pTcon, char * end_of_smb = cifsFile->srch_inf.ntwrk_buf_start + smbCalcSize((struct smb_hdr *) cifsFile->srch_inf.ntwrk_buf_start); + + current_entry = cifsFile->srch_inf.srch_entries_start; first_entry_in_buffer = cifsFile->srch_inf.index_of_last_entry - cifsFile->srch_inf.entries_in_buffer; pos_in_buf = index_to_find - first_entry_in_buffer; cFYI(1,("found entry - pos_in_buf %d",pos_in_buf)); - current_entry = cifsFile->srch_inf.srch_entries_start; for(i=0;(i<(pos_in_buf)) && (current_entry != NULL);i++) { /* go entry by entry figuring out which is first */ - /* if( . or ..) - skip */ - rc = cifs_entry_is_dot(current_entry,cifsFile); - if(rc == 1) /* is . or .. so skip */ { - cFYI(1,("Entry is .")); /* BB removeme BB */ - /* continue; */ - } else if (rc == 2 ) { - cFYI(1,("Entry is ..")); /* BB removeme BB */ - /* continue; */ - } current_entry = nxt_dir_entry(current_entry,end_of_smb); } if((current_entry == NULL) && (i < pos_in_buf)) { @@ -770,6 +766,11 @@ static int cifs_filldir(char *pfindEntry, struct file *file, if(file->f_dentry == NULL) return -ENOENT; + rc = cifs_entry_is_dot(pfindEntry,pCifsF); + /* skip . and .. since we added them first */ + if(rc != 0) + return 0; + cifs_sb = CIFS_SB(file->f_dentry->d_sb); qstring.name = scratch_buf; @@ -898,22 +899,22 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir) switch ((int) file->f_pos) { case 0: - /*if (filldir(direntry, ".", 1, file->f_pos, + if (filldir(direntry, ".", 1, file->f_pos, file->f_dentry->d_inode->i_ino, DT_DIR) < 0) { - cERROR(1, ("Filldir for current dir failed ")); + cERROR(1, ("Filldir for current dir failed")); rc = -ENOMEM; break; } - file->f_pos++; */ + file->f_pos++; case 1: - /* if (filldir(direntry, "..", 2, file->f_pos, + if (filldir(direntry, "..", 2, file->f_pos, file->f_dentry->d_parent->d_inode->i_ino, DT_DIR) < 0) { cERROR(1, ("Filldir for parent dir failed ")); rc = -ENOMEM; break; } - file->f_pos++; */ - case 2: + file->f_pos++; + default: /* 1) If search is active, is in current search buffer? if it before then restart search @@ -927,7 +928,6 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir) return rc; } } - default: if(file->private_data == NULL) { rc = -EINVAL; FreeXid(xid); @@ -947,8 +947,6 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir) kfree(cifsFile->search_resume_name); cifsFile->search_resume_name = NULL; */ - /* BB account for . and .. in f_pos as special case */ - rc = find_cifs_entry(xid,pTcon, file, ¤t_entry,&num_to_fill); if(rc) { @@ -977,7 +975,8 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir) num_to_fill, i)); break; } - + /* if buggy server returns . and .. late do + we want to check for that here? */ rc = cifs_filldir(current_entry, file, filldir, direntry,tmp_buf); file->f_pos++; diff --git a/fs/cifs/xattr.c b/fs/cifs/xattr.c index 3938444d87b2..7754d641775e 100644 --- a/fs/cifs/xattr.c +++ b/fs/cifs/xattr.c @@ -62,9 +62,7 @@ int cifs_removexattr(struct dentry * direntry, const char * ea_name) cifs_sb = CIFS_SB(sb); pTcon = cifs_sb->tcon; - mutex_lock(&sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -116,9 +114,7 @@ int cifs_setxattr(struct dentry * direntry, const char * ea_name, cifs_sb = CIFS_SB(sb); pTcon = cifs_sb->tcon; - mutex_lock(&sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -223,9 +219,7 @@ ssize_t cifs_getxattr(struct dentry * direntry, const char * ea_name, cifs_sb = CIFS_SB(sb); pTcon = cifs_sb->tcon; - mutex_lock(&sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); return -ENOMEM; @@ -341,9 +335,7 @@ ssize_t cifs_listxattr(struct dentry * direntry, char * data, size_t buf_size) cifs_sb = CIFS_SB(sb); pTcon = cifs_sb->tcon; - mutex_lock(&sb->s_vfs_rename_mutex); full_path = build_path_from_dentry(direntry); - mutex_unlock(&sb->s_vfs_rename_mutex); if(full_path == NULL) { FreeXid(xid); return -ENOMEM; diff --git a/fs/reiserfs/xattr_acl.c b/fs/reiserfs/xattr_acl.c index 58c418fbca2c..97ae1b92bc47 100644 --- a/fs/reiserfs/xattr_acl.c +++ b/fs/reiserfs/xattr_acl.c @@ -408,8 +408,9 @@ int reiserfs_cache_default_acl(struct inode *inode) acl = reiserfs_get_acl(inode, ACL_TYPE_DEFAULT); reiserfs_read_unlock_xattrs(inode->i_sb); reiserfs_read_unlock_xattr_i(inode); - ret = acl ? 1 : 0; - posix_acl_release(acl); + ret = (acl && !IS_ERR(acl)); + if (ret) + posix_acl_release(acl); } return ret; diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h index d5677cbec200..18ca29e9105a 100644 --- a/include/asm-powerpc/iommu.h +++ b/include/asm-powerpc/iommu.h @@ -70,17 +70,18 @@ extern void iommu_free_table(struct device_node *dn); extern struct iommu_table *iommu_init_table(struct iommu_table * tbl); extern int iommu_map_sg(struct device *dev, struct iommu_table *tbl, - struct scatterlist *sglist, int nelems, + struct scatterlist *sglist, int nelems, unsigned long mask, enum dma_data_direction direction); extern void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, int nelems, enum dma_data_direction direction); extern void *iommu_alloc_coherent(struct iommu_table *tbl, size_t size, - dma_addr_t *dma_handle, gfp_t flag); + dma_addr_t *dma_handle, unsigned long mask, gfp_t flag); extern void iommu_free_coherent(struct iommu_table *tbl, size_t size, void *vaddr, dma_addr_t dma_handle); extern dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, - size_t size, enum dma_data_direction direction); + size_t size, unsigned long mask, + enum dma_data_direction direction); extern void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction); diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h index 5ed847680754..0f9254c18914 100644 --- a/include/asm-powerpc/machdep.h +++ b/include/asm-powerpc/machdep.h @@ -253,7 +253,11 @@ extern struct machdep_calls *machine_id; #define __machine_desc __attribute__ ((__section__ (".machine.desc"))) -#define define_machine(name) struct machdep_calls mach_##name __machine_desc = +#define define_machine(name) \ + extern struct machdep_calls mach_##name; \ + EXPORT_SYMBOL(mach_##name); \ + struct machdep_calls mach_##name __machine_desc = + #define machine_is(name) \ ({ \ extern struct machdep_calls mach_##name \ diff --git a/mm/shmem.c b/mm/shmem.c index 37eaf42ed2c6..4c5e68e4e9ae 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -46,6 +46,8 @@ #include <linux/mempolicy.h> #include <linux/namei.h> #include <linux/ctype.h> +#include <linux/migrate.h> + #include <asm/uaccess.h> #include <asm/div64.h> #include <asm/pgtable.h> @@ -2173,6 +2175,7 @@ static struct address_space_operations shmem_aops = { .prepare_write = shmem_prepare_write, .commit_write = simple_commit_write, #endif + .migratepage = migrate_page, }; static struct file_operations shmem_file_operations = { diff --git a/sound/oss/dmasound/tas_common.c b/sound/oss/dmasound/tas_common.c index 81315996c0f1..882ae98a41b1 100644 --- a/sound/oss/dmasound/tas_common.c +++ b/sound/oss/dmasound/tas_common.c @@ -195,8 +195,8 @@ tas_init(int driver_id, const char *driver_name) printk(KERN_INFO "tas driver [%s])\n", driver_name); -#ifndef CONFIG_I2C_KEYWEST - request_module("i2c-keywest"); +#ifndef CONFIG_I2C_POWERMAC + request_module("i2c-powermac"); #endif tas_node = find_devices("deq"); if (tas_node == NULL) diff --git a/sound/ppc/daca.c b/sound/ppc/daca.c index aa09ebd9ffb8..46eebf5610e3 100644 --- a/sound/ppc/daca.c +++ b/sound/ppc/daca.c @@ -255,7 +255,7 @@ int __init snd_pmac_daca_init(struct snd_pmac *chip) #ifdef CONFIG_KMOD if (current->fs->root) - request_module("i2c-keywest"); + request_module("i2c-powermac"); #endif /* CONFIG_KMOD */ mix = kmalloc(sizeof(*mix), GFP_KERNEL); diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c index 1146dd882bb1..70e4ebc70260 100644 --- a/sound/ppc/tumbler.c +++ b/sound/ppc/tumbler.c @@ -1313,7 +1313,7 @@ int __init snd_pmac_tumbler_init(struct snd_pmac *chip) #ifdef CONFIG_KMOD if (current->fs->root) - request_module("i2c-keywest"); + request_module("i2c-powermac"); #endif /* CONFIG_KMOD */ mix = kmalloc(sizeof(*mix), GFP_KERNEL); |