* Re: [PATCH v3 2/2] drm/panel: Add support for Tianma TA066VVHM03 panel
[not found] <20260310-tianma-ta066vvhm03-v3-2-fc2938971d79@pm.me>
@ 2026-03-10 22:20 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-03-10 22:20 UTC (permalink / raw)
To: Alexander Koskovich, Neil Armstrong, Jessica Zhang, David Airlie,
Simona Vetter, Maarten Lankhorst, Maxime Ripard,
Thomas Zimmermann, Rob Herring, Krzysztof Kozlowski, Conor Dooley
Cc: llvm, oe-kbuild-all, dri-devel, devicetree, linux-kernel,
Alexander Koskovich
Hi Alexander,
kernel test robot noticed the following build errors:
[auto build test ERROR on 1f318b96cc84d7c2ab792fcc0bfd42a7ca890681]
url: https://github.com/intel-lab-lkp/linux/commits/Alexander-Koskovich/dt-bindings-display-panel-Document-Tianma-TA066VVHM03/20260310-125055
base: 1f318b96cc84d7c2ab792fcc0bfd42a7ca890681
patch link: https://lore.kernel.org/r/20260310-tianma-ta066vvhm03-v3-2-fc2938971d79%40pm.me
patch subject: [PATCH v3 2/2] drm/panel: Add support for Tianma TA066VVHM03 panel
config: arm64-randconfig-002-20260311 (https://download.01.org/0day-ci/archive/20260311/202603110640.rd02o2cM-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 122f0b13a237b5024747b4ee99002590cc9a220a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260311/202603110640.rd02o2cM-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/202603110640.rd02o2cM-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/panel/panel-tianma-ta066vvhm03.c:335:7: error: no member named 'dsc_slice_per_pkt' in 'struct mipi_dsi_device'
335 | dsi->dsc_slice_per_pkt = 2;
| ~~~ ^
1 error generated.
vim +335 drivers/gpu/drm/panel/panel-tianma-ta066vvhm03.c
286
287 static int tianma_ta066vvhm03_probe(struct mipi_dsi_device *dsi)
288 {
289 struct device *dev = &dsi->dev;
290 struct tianma_ta066vvhm03 *ctx;
291 int ret;
292
293 ctx = devm_drm_panel_alloc(dev, struct tianma_ta066vvhm03, panel,
294 &tianma_ta066vvhm03_panel_funcs,
295 DRM_MODE_CONNECTOR_DSI);
296 if (IS_ERR(ctx))
297 return PTR_ERR(ctx);
298
299 ret = devm_regulator_bulk_get_const(dev,
300 ARRAY_SIZE(tianma_ta066vvhm03_supplies),
301 tianma_ta066vvhm03_supplies,
302 &ctx->supplies);
303 if (ret < 0)
304 return ret;
305
306 ctx->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
307 if (IS_ERR(ctx->enable_gpio))
308 return dev_err_probe(dev, PTR_ERR(ctx->enable_gpio),
309 "Failed to get enable-gpios\n");
310
311 ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
312 if (IS_ERR(ctx->reset_gpio))
313 return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
314 "Failed to get reset-gpios\n");
315
316 ctx->dsi = dsi;
317 mipi_dsi_set_drvdata(dsi, ctx);
318
319 dsi->lanes = 4;
320 dsi->format = MIPI_DSI_FMT_RGB888;
321 dsi->mode_flags = MIPI_DSI_MODE_NO_EOT_PACKET |
322 MIPI_DSI_CLOCK_NON_CONTINUOUS;
323
324 ctx->panel.prepare_prev_first = true;
325
326 ctx->panel.backlight = tianma_ta066vvhm03_create_backlight(dsi);
327 if (IS_ERR(ctx->panel.backlight))
328 return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
329 "Failed to create backlight\n");
330
331 drm_panel_add(&ctx->panel);
332
333 /* This panel only supports DSC; unconditionally enable it */
334 dsi->dsc = &ctx->dsc;
> 335 dsi->dsc_slice_per_pkt = 2;
336
337 ctx->dsc.dsc_version_major = 1;
338 ctx->dsc.dsc_version_minor = 1;
339
340 ctx->dsc.slice_height = 20;
341 ctx->dsc.slice_width = 540;
342 WARN_ON(1080 % ctx->dsc.slice_width);
343 ctx->dsc.slice_count = 1080 / ctx->dsc.slice_width;
344 ctx->dsc.bits_per_component = 10;
345 ctx->dsc.bits_per_pixel = 8 << 4; /* 4 fractional bits */
346 ctx->dsc.block_pred_enable = true;
347
348 ret = mipi_dsi_attach(dsi);
349 if (ret < 0) {
350 drm_panel_remove(&ctx->panel);
351 return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
352 }
353
354 return 0;
355 }
356
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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