/* * Media Bus API header * * Copyright (C) 2009, Guennadi Liakhovetski * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __LINUX_V4L2_MEDIABUS_H #define __LINUX_V4L2_MEDIABUS_H #include #include #include /** * struct v4l2_mbus_framefmt - frame format on the media bus * @width: frame width * @height: frame height * @code: data format code (from enum v4l2_mbus_pixelcode) * @field: used interlacing type (from enum v4l2_field) * @colorspace: colorspace of the data (from enum v4l2_colorspace) * @ycbcr_enc: YCbCr encoding of the data (from enum v4l2_ycbcr_encoding) * @quantization: quantization of the data (from enum v4l2_quantization) * @xfer_func: transfer function of the data (from enum v4l2_xfer_func) */ struct v4l2_mbus_framefmt { __u32 width; __u32 height; __u32 code; __u32 field; __u32 colorspace; __u16 ycbcr_enc; __u16 quantization; __u16 xfer_func; __u16 reserved[11]; }; #ifndef __KERNEL__ /* * enum v4l2_mbus_pixelcode and its definitions are now deprecated, and * MEDIA_BUS_FMT_ definitions (defined in media-bus-format.h) should be * used instead. * * New defines should only be added to media-bus-format.h. The * v4l2_mbus_pixelcode enum is frozen. */ #define V4L2_MBUS_FROM_MEDIA_BUS_FMT(name) \ V4L2_MBUS_FMT_ ## name = MEDIA_BUS_FMT_ ## name enum v4l2_mbus_pixelcode { V4L2_MBUS_FROM_MEDIA_BUS_FMT(FIXED), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB444_2X8_PADHI_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB444_2X8_PADHI_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB555_2X8_PADHI_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB555_2X8_PADHI_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(BGR565_2X8_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(BGR565_2X8_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB565_2X8_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB565_2X8_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB666_1X18), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB888_1X24), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB888_2X12_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(RGB888_2X12_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(ARGB8888_1X32), V4L2_MBUS_FROM_MEDIA_BUS_FMT(Y8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UV8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY8_1_5X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY8_1_5X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV8_1_5X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU8_1_5X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY8_2X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY8_2X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV8_2X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU8_2X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(Y10_1X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY10_2X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY10_2X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV10_2X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU10_2X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(Y12_1X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY8_1X16), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY8_1X16), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV8_1X16), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU8_1X16), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YDYUYDYV8_1X16), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY10_1X20), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY10_1X20), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV10_1X20), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU10_1X20), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUV10_1X30), V4L2_MBUS_FROM_MEDIA_BUS_FMT(AYUV8_1X32), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY12_2X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY12_2X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV12_2X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU12_2X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(UYVY12_1X24), V4L2_MBUS_FROM_MEDIA_BUS_FMT(VYUY12_1X24), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YUYV12_1X24), V4L2_MBUS_FROM_MEDIA_BUS_FMT(YVYU12_1X24), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGBRG8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGRBG8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SRGGB8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_ALAW8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGBRG10_ALAW8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGRBG10_ALAW8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SRGGB10_ALAW8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_DPCM8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGBRG10_DPCM8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGRBG10_DPCM8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SRGGB10_DPCM8_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_2X8_PADHI_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_2X8_PADHI_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_2X8_PADLO_BE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_2X8_PADLO_LE), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR10_1X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGBRG10_1X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGRBG10_1X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SRGGB10_1X10), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SBGGR12_1X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGBRG12_1X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SGRBG12_1X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(SRGGB12_1X12), V4L2_MBUS_FROM_MEDIA_BUS_FMT(JPEG_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(S5C_UYVY_JPEG_1X8), V4L2_MBUS_FROM_MEDIA_BUS_FMT(AHSV8888_1X32), }; #endif /* __KERNEL__ */ #endif y='commit info' class='commit-info'> authorDavid S. Miller <davem@davemloft.net>2017-01-30 14:28:22 -0800 committerDavid S. Miller <davem@davemloft.net>2017-01-30 14:28:22 -0800 commit54791b276b4000b307339f269d3bf7db877d536f (patch) tree1c2616bd373ce5ea28aac2a53e32f5b5834901ce /drivers/usb/host/xhci-pci.c parent5d0e7705774dd412a465896d08d59a81a345c1e4 (diff)parent047487241ff59374fded8c477f21453681f5995c (diff)
Merge branch 'sparc64-non-resumable-user-error-recovery'
Liam R. Howlett says: ==================== sparc64: Recover from userspace non-resumable PIO & MEM errors A non-resumable error from userspace is able to cause a kernel panic or trap loop due to the setup and handling of the queued traps once in the kernel. This patch series addresses both of these issues. The queues are fixed by simply zeroing the memory before use. PIO errors from userspace will result in a SIGBUS being sent to the user process. The MEM errors form userspace will result in a SIGKILL and also cause the offending pages to be claimed so they are no longer used in future tasks. SIGKILL is used to ensure that the process does not try to coredump and result in an attempt to read the memory again from within kernel space. Although there is a HV call to scrub the memory (mem_scrub), there is no easy way to guarantee that the real memory address(es) are not used by other tasks. Clearing the error with mem_scrub would zero the memory and cause the other processes to proceed with bad data. The handling of other non-resumable errors remain unchanged and will cause a panic. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')