Re: [PATCH v3 6/7] drm/panel: Add Hitachi TX10D07VM0BAA MIPI DBI Type B panel driver

[kernel test robot <lkp@intel.com>]

Hi Svyatoslav,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on drm/drm-next linus/master v7.3 next-20261019]
[cannot apply to tegra/for-next]
[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/Svyatoslav-Ryhel/drm-tegra-dc-Expand-available-registers-layouts/20261019-125659
base:   https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next
patch link:    https://lore.kernel.org/r/20261019095705.91062-7-clamor95%40gmail.com
patch subject: [PATCH v3 6/7] drm/panel: Add Hitachi TX10D07VM0BAA MIPI DBI Type B panel driver
config: arm64-randconfig-1002-20261021 (https://download.01.org/0day-ci/archive/20261021/202610210605.HdtW8SAP-lkp@intel.com/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 2c419645e808a6667eee9dbb16c828f77e2fd2f0)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261021/202610210605.HdtW8SAP-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610210605.HdtW8SAP-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/drm_mipi_dbi.c:79:17: warning: unused variable 'mipi_dbi_dcs_read_commands' [-Wunused-const-variable]
      79 | static const u8 mipi_dbi_dcs_read_commands[] = {
         |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~
   1 warning generated.


vim +/mipi_dbi_dcs_read_commands +79 drivers/gpu/drm/drm_mipi_dbi.c

02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   78  
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22  @79  static const u8 mipi_dbi_dcs_read_commands[] = {
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   80  	MIPI_DCS_GET_DISPLAY_ID,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   81  	MIPI_DCS_GET_RED_CHANNEL,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   82  	MIPI_DCS_GET_GREEN_CHANNEL,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   83  	MIPI_DCS_GET_BLUE_CHANNEL,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   84  	MIPI_DCS_GET_DISPLAY_STATUS,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   85  	MIPI_DCS_GET_POWER_MODE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   86  	MIPI_DCS_GET_ADDRESS_MODE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   87  	MIPI_DCS_GET_PIXEL_FORMAT,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   88  	MIPI_DCS_GET_DISPLAY_MODE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   89  	MIPI_DCS_GET_SIGNAL_MODE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   90  	MIPI_DCS_GET_DIAGNOSTIC_RESULT,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   91  	MIPI_DCS_READ_MEMORY_START,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   92  	MIPI_DCS_READ_MEMORY_CONTINUE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   93  	MIPI_DCS_GET_SCANLINE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   94  	MIPI_DCS_GET_DISPLAY_BRIGHTNESS,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   95  	MIPI_DCS_GET_CONTROL_DISPLAY,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   96  	MIPI_DCS_GET_POWER_SAVE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   97  	MIPI_DCS_GET_CABC_MIN_BRIGHTNESS,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   98  	MIPI_DCS_READ_DDB_START,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22   99  	MIPI_DCS_READ_DDB_CONTINUE,
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22  100  	0, /* sentinel */
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22  101  };
02dd95fe316936 drivers/gpu/drm/tinydrm/mipi-dbi.c Noralf Trønnes 2017-01-22  102  

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