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X-CSE-ConnectionGUID: PlVl4KhMTyu6hbSY4O29KA== X-CSE-MsgGUID: VwINpBxURYelfsfXffvQMQ== X-IronPort-AV: E=McAfee;i="6800,10657,11652"; a="93898559" X-IronPort-AV: E=Sophos;i="6.21,174,1763452800"; d="scan'208";a="93898559" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Dec 2025 08:14:38 -0800 X-CSE-ConnectionGUID: IbXEZ3XjTeGoaTrUH18k5g== X-CSE-MsgGUID: BE8WK5MDSv2mgzXQclGqjA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,174,1763452800"; d="scan'208";a="199282595" Received: from lkp-server02.sh.intel.com (HELO dd3453e2b682) ([10.239.97.151]) by orviesa010.jf.intel.com with ESMTP; 24 Dec 2025 08:14:33 -0800 Received: from kbuild by dd3453e2b682 with local (Exim 4.98.2) (envelope-from ) id 1vYRVN-000000003FJ-2PxI; Wed, 24 Dec 2025 16:14:29 +0000 Date: Thu, 25 Dec 2025 00:13:53 +0800 From: kernel test robot To: Marijn Suijten , Neil Armstrong , Sam Ravnborg , David Airlie , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Simona Vetter , Casey Connolly Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, ~postmarketos/upstreaming@lists.sr.ht, AngeloGioacchino Del Regno , Martin Botka , Jami Kettunen , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, Abhinav Kumar , Kuogee Hsieh , Konrad Dybcio , Marijn Suijten , Dmitry Baryshkov Subject: Re: [PATCH v2 05/11] drm/panel: Add panel driver for Samsung SOFEF01 DDIC Message-ID: <202512242356.EwESE8Qv-lkp@intel.com> References: <20251222-drm-panels-sony-v2-5-82a87465d163@somainline.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251222-drm-panels-sony-v2-5-82a87465d163@somainline.org> Hi Marijn, kernel test robot noticed the following build warnings: [auto build test WARNING on cc3aa43b44bdb43dfbac0fcb51c56594a11338a8] url: https://github.com/intel-lab-lkp/linux/commits/Marijn-Suijten/drm-panel-Clean-up-SOFEF00-config-dependencies/20251222-073548 base: cc3aa43b44bdb43dfbac0fcb51c56594a11338a8 patch link: https://lore.kernel.org/r/20251222-drm-panels-sony-v2-5-82a87465d163%40somainline.org patch subject: [PATCH v2 05/11] drm/panel: Add panel driver for Samsung SOFEF01 DDIC config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20251224/202512242356.EwESE8Qv-lkp@intel.com/config) compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251224/202512242356.EwESE8Qv-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202512242356.EwESE8Qv-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/panel/panel-samsung-sofef01.c:389:20: warning: cast to smaller integer type 'enum panel_type' from 'const void *' [-Wvoid-pointer-to-enum-cast] ctx->panel_type = (enum panel_type)of_device_get_match_data(dev); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +389 drivers/gpu/drm/panel/panel-samsung-sofef01.c 357 358 static int samsung_sofef01_m_probe(struct mipi_dsi_device *dsi) 359 { 360 const struct backlight_properties props = { 361 .type = BACKLIGHT_RAW, 362 .brightness = 100, 363 .max_brightness = 1023, 364 }; 365 struct device *dev = &dsi->dev; 366 struct samsung_sofef01_m *ctx; 367 int ret; 368 369 ctx = devm_drm_panel_alloc(dev, struct samsung_sofef01_m, panel, 370 &samsung_sofef01_m_panel_funcs, 371 DRM_MODE_CONNECTOR_DSI); 372 if (IS_ERR(ctx)) 373 return PTR_ERR(ctx); 374 375 ret = devm_regulator_bulk_get_const( 376 dev, 377 ARRAY_SIZE(samsung_sofef01_m_supplies), 378 samsung_sofef01_m_supplies, 379 &ctx->supplies); 380 if (ret < 0) 381 return dev_err_probe(dev, ret, "Failed to get regulators\n"); 382 383 ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); 384 if (IS_ERR(ctx->reset_gpio)) 385 return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), 386 "Failed to get reset-gpios\n"); 387 388 ctx->dsi = dsi; > 389 ctx->panel_type = (enum panel_type)of_device_get_match_data(dev); 390 if (ctx->panel_type == PANEL_TYPE_TC01) 391 ctx->mode = &samsung_sofef01_m_61_142_mode; 392 else if (ctx->panel_type == PANEL_TYPE_DK01) 393 ctx->mode = &samsung_sofef01_m_61_141_mode; 394 else 395 ctx->mode = &samsung_sofef01_m_60_139_mode; 396 mipi_dsi_set_drvdata(dsi, ctx); 397 398 dsi->lanes = 4; 399 dsi->format = MIPI_DSI_FMT_RGB888; 400 dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS; 401 402 ctx->panel.prepare_prev_first = true; 403 404 ctx->panel.backlight = devm_backlight_device_register( 405 dev, dev_name(dev), dev, dsi, 406 &samsung_sofef01_m_bl_ops, 407 &props); 408 if (IS_ERR(ctx->panel.backlight)) 409 return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight), 410 "Failed to create backlight\n"); 411 412 drm_panel_add(&ctx->panel); 413 414 ret = mipi_dsi_attach(dsi); 415 if (ret < 0) { 416 dev_err(dev, "Failed to attach to DSI host: %d\n", ret); 417 drm_panel_remove(&ctx->panel); 418 return ret; 419 } 420 421 return 0; 422 } 423 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki