[PATCH v2 4/6] platform/raspberrypi: vchiq-mmal: Use vc-sm-cma to support zero copy

kernel test robot lkp at intel.com
Mon Jan 5 12:55:01 PST 2026


Hi Jai,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 3e7f562e20ee87a25e104ef4fce557d39d62fa85]

url:    https://github.com/intel-lab-lkp/linux/commits/Jai-Luthra/platform-raspberrypi-vchiq-mmal-Reset-buffers_with_vpu-on-port_enable/20260105-170249
base:   3e7f562e20ee87a25e104ef4fce557d39d62fa85
patch link:    https://lore.kernel.org/r/20260105-b4-vc-sm-cma-v2-4-4daea749ced9%40ideasonboard.com
patch subject: [PATCH v2 4/6] platform/raspberrypi: vchiq-mmal: Use vc-sm-cma to support zero copy
config: sh-kismet-CONFIG_BCM2835_VCHIQ-CONFIG_BCM2835_VCHIQ_MMAL-0-0 (https://download.01.org/0day-ci/archive/20260105/202601052123.hNOfRem6-lkp@intel.com/config)
reproduce: (https://download.01.org/0day-ci/archive/20260105/202601052123.hNOfRem6-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601052123.hNOfRem6-lkp@intel.com/

kismet warnings: (new ones prefixed by >>)
>> kismet: WARNING: unmet direct dependencies detected for BCM2835_VCHIQ when selected by BCM2835_VCHIQ_MMAL
   WARNING: unmet direct dependencies detected for BCM2835_VCHIQ
     Depends on [n]: BCM_VIDEOCORE [=y] && HAS_DMA [=n]
     Selected by [y]:
     - BCM2835_VCHIQ_MMAL [=y] && BCM_VIDEOCORE [=y]
     - BCM_VC_SM_CMA [=y] && BCM_VIDEOCORE [=y]

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki



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