[PATCH v3 2/6] drm/msm/a6xx: Use descriptive bitfield names for CP_PROTECT_CNTL

[kernel test robot]

Hi Konrad,

kernel test robot noticed the following build errors:

[auto build test ERROR on 47045630bc409ce6606d97b790895210dd1d517d]

url:    https://github.com/intel-lab-lkp/linux/commits/Konrad-Dybcio/drm-msm-a6xx-Add-some-missing-header-definitions/20230620-004639
base:   47045630bc409ce6606d97b790895210dd1d517d
patch link:    https://lore.kernel.org/r/20230517-topic-a7xx_prep-v3-2-a3ce3725385b%40linaro.org
patch subject: [PATCH v3 2/6] drm/msm/a6xx: Use descriptive bitfield names for CP_PROTECT_CNTL
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20230620/202306201502.pisn6tpR-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230620/202306201502.pisn6tpR-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/202306201502.pisn6tpR-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/msm/adreno/a6xx_gpu.c: In function 'a6xx_set_cp_protect':
>> drivers/gpu/drm/msm/adreno/a6xx_gpu.c:934:19: error: 'A6XX_CP_PROTECT_CNTL_ACCESS_PROT_EN' undeclared (first use in this function)
     934 |                   A6XX_CP_PROTECT_CNTL_ACCESS_PROT_EN |
         |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/msm/adreno/a6xx_gpu.c:934:19: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/gpu/drm/msm/adreno/a6xx_gpu.c:935:19: error: 'A6XX_CP_PROTECT_CNTL_ACCESS_FAULT_ON_VIOL_EN' undeclared (first use in this function)
     935 |                   A6XX_CP_PROTECT_CNTL_ACCESS_FAULT_ON_VIOL_EN |
         |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/msm/adreno/a6xx_gpu.c:936:19: error: 'A6XX_CP_PROTECT_CNTL_LAST_SPAN_INF_RANGE' undeclared (first use in this function)
     936 |                   A6XX_CP_PROTECT_CNTL_LAST_SPAN_INF_RANGE);
         |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SM_GCC_8350
   Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
   Selected by [m]:
   - SM_VIDEOCC_8350 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   WARNING: unmet direct dependencies detected for SM_GCC_8450
   Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
   Selected by [m]:
   - SM_GPUCC_8450 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   - SM_VIDEOCC_8450 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   WARNING: unmet direct dependencies detected for SM_GCC_8550
   Depends on [n]: COMMON_CLK [=y] && COMMON_CLK_QCOM [=m] && (ARM64 || COMPILE_TEST [=n])
   Selected by [m]:
   - SM_GPUCC_8550 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]
   - SM_VIDEOCC_8550 [=m] && COMMON_CLK [=y] && COMMON_CLK_QCOM [=m]


vim +/A6XX_CP_PROTECT_CNTL_ACCESS_PROT_EN +934 drivers/gpu/drm/msm/adreno/a6xx_gpu.c

   899	
   900	static void a6xx_set_cp_protect(struct msm_gpu *gpu)
   901	{
   902		struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
   903		const u32 *regs = a6xx_protect;
   904		unsigned i, count, count_max;
   905	
   906		if (adreno_is_a650(adreno_gpu)) {
   907			regs = a650_protect;
   908			count = ARRAY_SIZE(a650_protect);
   909			count_max = 48;
   910			BUILD_BUG_ON(ARRAY_SIZE(a650_protect) > 48);
   911		} else if (adreno_is_a690(adreno_gpu)) {
   912			regs = a690_protect;
   913			count = ARRAY_SIZE(a690_protect);
   914			count_max = 48;
   915			BUILD_BUG_ON(ARRAY_SIZE(a690_protect) > 48);
   916		} else if (adreno_is_a660_family(adreno_gpu)) {
   917			regs = a660_protect;
   918			count = ARRAY_SIZE(a660_protect);
   919			count_max = 48;
   920			BUILD_BUG_ON(ARRAY_SIZE(a660_protect) > 48);
   921		} else {
   922			regs = a6xx_protect;
   923			count = ARRAY_SIZE(a6xx_protect);
   924			count_max = 32;
   925			BUILD_BUG_ON(ARRAY_SIZE(a6xx_protect) > 32);
   926		}
   927	
   928		/*
   929		 * Enable access protection to privileged registers, fault on an access
   930		 * protect violation and select the last span to protect from the start
   931		 * address all the way to the end of the register address space
   932		 */
   933		gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL,
 > 934			  A6XX_CP_PROTECT_CNTL_ACCESS_PROT_EN |
 > 935			  A6XX_CP_PROTECT_CNTL_ACCESS_FAULT_ON_VIOL_EN |
 > 936			  A6XX_CP_PROTECT_CNTL_LAST_SPAN_INF_RANGE);
   937	
   938		for (i = 0; i < count - 1; i++)
   939			gpu_write(gpu, REG_A6XX_CP_PROTECT(i), regs[i]);
   940		/* last CP_PROTECT to have "infinite" length on the last entry */
   941		gpu_write(gpu, REG_A6XX_CP_PROTECT(count_max - 1), regs[i]);
   942	}
   943	

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