tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git pending-5.14 head: e4110877838108b22ddd621970275e5e2c54b178 commit: da2eb9a67dfe8425ea0a74ec43bf569307824509 [399/754] drm/msm/dsi: add support for dsi test pattern generator config: arm-defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-stable pending-5.14 git checkout da2eb9a67dfe8425ea0a74ec43bf569307824509 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/msm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/gpu/drm/msm/dsi/dsi_host.c: In function 'msm_dsi_host_video_test_pattern_setup': 2503 | reg = dsi_read(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | REG_DSI_EOT_PACKET_CTRL drivers/gpu/drm/msm/dsi/dsi_host.c:2503:34: note: each undeclared identifier is reported only once for each function it appears in 2505 | dsi_write(msm_host, REG_DSI_TEST_PATTERN_GEN_VIDEO_INIT_VAL, 0xff); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2507 | dsi_write(msm_host, REG_DSI_TPG_MAIN_CONTROL, | ^~~~~~~~~~~~~~~~~~~~~~~~ 2508 | DSI_TPG_MAIN_CONTROL_CHECKERED_RECTANGLE_PATTERN); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2510 | dsi_write(msm_host, REG_DSI_TPG_VIDEO_CONFIG, | ^~~~~~~~~~~~~~~~~~~~~~~~ 2511 | DSI_TPG_VIDEO_CONFIG_BPP(VIDEO_CONFIG_24BPP) | | ^~~~~~~~~~~~~~~~~~~~~~~~ 2511 | DSI_TPG_VIDEO_CONFIG_BPP(VIDEO_CONFIG_24BPP) | | ^~~~~~~~~~~~~~~~~~ 2512 | DSI_TPG_VIDEO_CONFIG_RGB); | ^~~~~~~~~~~~~~~~~~~~~~~~ 2514 | reg |= DSI_TEST_PATTERN_GEN_CTRL_VIDEO_PATTERN_SEL(VID_MDSS_GENERAL_PATTERN); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2514 | reg |= DSI_TEST_PATTERN_GEN_CTRL_VIDEO_PATTERN_SEL(VID_MDSS_GENERAL_PATTERN); | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/msm/dsi/dsi_host.c: In function 'msm_dsi_host_cmd_test_pattern_setup': drivers/gpu/drm/msm/dsi/dsi_host.c:2524:34: error: 'REG_DSI_TEST_PATTERN_GEN_CTRL' undeclared (first use in this function); did you mean 'REG_DSI_EOT_PACKET_CTRL'? 2524 | reg = dsi_read(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | REG_DSI_EOT_PACKET_CTRL 2527 | dsi_write(msm_host, REG_DSI_TEST_PATTERN_GEN_CMD_MDP_INIT_VAL0, 0xff); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2529 | reg |= DSI_TEST_PATTERN_GEN_CTRL_CMD_MDP_STREAM0_PATTERN_SEL(CMD_MDP_MDSS_GENERAL_PATTERN); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2529 | reg |= DSI_TEST_PATTERN_GEN_CTRL_CMD_MDP_STREAM0_PATTERN_SEL(CMD_MDP_MDSS_GENERAL_PATTERN); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2533 | dsi_write(msm_host, REG_DSI_TPG_MAIN_CONTROL2, | ^~~~~~~~~~~~~~~~~~~~~~~~~ 2534 | DSI_TPG_MAIN_CONTROL2_CMD_MDP0_CHECKERED_RECTANGLE_PATTERN); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/msm/dsi/dsi_host.c: In function 'msm_dsi_host_test_pattern_en': drivers/gpu/drm/msm/dsi/dsi_host.c:2550:34: error: 'REG_DSI_TEST_PATTERN_GEN_CTRL' undeclared (first use in this function); did you mean 'REG_DSI_EOT_PACKET_CTRL'? 2550 | reg = dsi_read(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | REG_DSI_EOT_PACKET_CTRL 2552 | dsi_write(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL, (reg | DSI_TEST_PATTERN_GEN_CTRL_EN)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2556 | dsi_write(msm_host, REG_DSI_TEST_PATTERN_GEN_CMD_STREAM0_TRIGGER, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2557 | DSI_TEST_PATTERN_GEN_CMD_STREAM0_TRIGGER_SW_TRIGGER); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +2503 drivers/gpu/drm/msm/dsi/dsi_host.c 2498 2499 static void msm_dsi_host_video_test_pattern_setup(struct msm_dsi_host *msm_host) 2500 { 2501 u32 reg; 2502 2504 2506 /* draw checkered rectangle pattern */ 2509 /* use 24-bit RGB test pttern */ 2513 2515 dsi_write(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL, reg); 2516 2517 DBG("Video test pattern setup done\n"); 2518 } 2519 2520 static void msm_dsi_host_cmd_test_pattern_setup(struct msm_dsi_host *msm_host) 2521 { 2522 u32 reg; 2523 2524 reg = dsi_read(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL); 2525 2526 /* initial value for test pattern */ 2528 2530 2531 dsi_write(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL, reg); 2532 /* draw checkered rectangle pattern */ 2535 2536 DBG("Cmd test pattern setup done\n"); 2537 } 2538 2539 void msm_dsi_host_test_pattern_en(struct mipi_dsi_host *host) 2540 { 2541 struct msm_dsi_host *msm_host = to_msm_dsi_host(host); 2542 bool is_video_mode = !!(msm_host->mode_flags & MIPI_DSI_MODE_VIDEO); 2543 u32 reg; 2544 2545 if (is_video_mode) 2546 msm_dsi_host_video_test_pattern_setup(msm_host); 2547 else 2548 msm_dsi_host_cmd_test_pattern_setup(msm_host); 2549 2550 reg = dsi_read(msm_host, REG_DSI_TEST_PATTERN_GEN_CTRL); 2551 /* enable the test pattern generator */ 2553 2554 /* for command mode need to trigger one frame from tpg */ 2555 if (!is_video_mode) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org