[Intel-gfx] [PATCH 2/3] drm/i915: Fix pipe config mismatch for bpp, output format

kbuild test robot lkp at intel.com
Thu Apr 4 14:06:15 UTC 2019

Hi Vandita,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on v5.1-rc3 next-20190404]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Vandita-Kulkarni/Fix-mipi-dsi-pipe_config-mismatch-for-icl/20190404-192608
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

sparse warnings: (new ones prefixed by >>)

   include/uapi/linux/perf_event.h:147:56: sparse: cast truncates bits from constant value (8000000000000000 becomes 0)
   drivers/gpu/drm/i915/icl_dsi.c:129:33: sparse: expression using sizeof(void)
>> drivers/gpu/drm/i915/icl_dsi.c:1230:1: sparse: symbol 'gen11_dsi_get_pixel_fmt' was not declared. Should it be static?

Please review and possibly fold the followup patch.

0-DAY kernel test infrastructure                Open Source Technology Center
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