Re: [PATCH v5 11/15] drm/msm/a8xx: devcoredump state capture support

From: kernel test robot

Date: Tue Nov 03 2026 - 23:07:16 EST


Hi Rob,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm/drm-next]
[also build test ERROR on drm-tip/drm-tip linus/master next-20261030]
[cannot apply to drm-misc/drm-misc-next daeinki-drm-exynos/exynos-drm-next drm-i915/for-linux-next drm-i915/for-linux-next-fixes v7.3]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Rob-Clark/drm-msm-Import-adreno_snapshot-h/20261102-140245
base: https://gitlab.freedesktop.org/drm/kernel.git drm-next
patch link: https://lore.kernel.org/r/20261102220405.30730-12-robin.clark%40oss.qualcomm.com
patch subject: [PATCH v5 11/15] drm/msm/a8xx: devcoredump state capture support
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20261104/202611041142.JL4qtlIy-lkp@xxxxxxxxx/config)
compiler: mips-linux-gcc (GCC) 16.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261104/202611041142.JL4qtlIy-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202611041142.JL4qtlIy-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

In file included from drivers/gpu/drm/msm/adreno/a8xx_gpu_state.c:9:
drivers/gpu/drm/msm/adreno/adreno_snapshot.h: In function 'CD_WRITE':
>> drivers/gpu/drm/msm/adreno/adreno_snapshot.h:506:22: error: implicit declaration of function 'FIELD_PREP' [-Wimplicit-function-declaration]
506 | *(p->in++) = FIELD_PREP(GENMASK_U64(63, 44), reg) | BIT(21) | BIT(0);
| ^~~~~~~~~~
drivers/gpu/drm/msm/adreno/a8xx_gpu_state.c: In function 'gen8_dbgc_side_debug_bus_read':
>> drivers/gpu/drm/msm/adreno/a8xx_gpu_state.c:920:21: error: implicit declaration of function 'FIELD_GET' [-Wimplicit-function-declaration]
920 | side_data = FIELD_GET(GENMASK(27, 24), reg);
| ^~~~~~~~~


vim +/FIELD_PREP +506 drivers/gpu/drm/msm/adreno/adreno_snapshot.h

502
503 static inline void CD_WRITE(struct cd_script *p, u32 reg, u32 val)
504 {
505 *(p->in++) = val;
> 506 *(p->in++) = FIELD_PREP(GENMASK_U64(63, 44), reg) | BIT(21) | BIT(0);
507 __cd_check_overflow(p);
508 }
509

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