Hi Nemesa, kernel test robot noticed the following build warnings: https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Nemesa-Garg/drm-i915-display-Modify-panel_fitting-code-for-joiner/20240925-143239 base: git://anongit.freedesktop.org/drm-intel for-linux-next patch link: https://lore.kernel.org/r/20240925063032.2311796-4-nemesa.garg%40intel.com patch subject: [PATCH v4 3/3] drm/i915/display: Call panel_fitting from pipe_config config: i386-randconfig-141-20240930 (https://download.01.org/0day-ci/archive/20241001/202410010933.PZc3ug9p-lkp@xxxxxxxxx/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) 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@xxxxxxxxx> | Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> | Closes: https://lore.kernel.org/r/202410010933.PZc3ug9p-lkp@xxxxxxxxx/ New smatch warnings: drivers/gpu/drm/i915/display/intel_display.c:4792 intel_modeset_pipe_config() error: uninitialized symbol 'fixed_mode'. vim +/fixed_mode +4792 drivers/gpu/drm/i915/display/intel_display.c 548ee15b38ff5f drivers/gpu/drm/i915/intel_display.c Ander Conselvan de Oliveira 2015-04-21 4646 static int aa07c1d3be699b drivers/gpu/drm/i915/display/intel_display.c Manasi Navare 2020-11-13 4647 intel_modeset_pipe_config(struct intel_atomic_state *state, 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4648 struct intel_crtc *crtc, 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4649 const struct intel_link_bw_limits *limits) f6e5b1603b8bb7 drivers/gpu/drm/i915/intel_display.c Chris Wilson 2011-04-12 4650 { 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4651 struct drm_i915_private *i915 = to_i915(crtc->base.dev); aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4652 struct intel_crtc_state *crtc_state = 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4653 intel_atomic_get_new_crtc_state(state, crtc); da3ced29869a1e drivers/gpu/drm/i915/intel_display.c Ander Conselvan de Oliveira 2015-04-21 4654 struct drm_connector *connector; 0b901879393997 drivers/gpu/drm/i915/intel_display.c Ander Conselvan de Oliveira 2015-03-20 4655 struct drm_connector_state *connector_state; f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4656 const struct drm_display_mode *fixed_mode; fixed_mode is never initialized f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4657 struct intel_dp *intel_dp; 26111a161ab56e drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-02-23 4658 int pipe_src_w, pipe_src_h; b50a1aa6e1e947 drivers/gpu/drm/i915/display/intel_display.c Manasi Navare 2020-02-14 4659 int base_bpp, ret, i; ee7b9f93fd96a7 drivers/gpu/drm/i915/intel_display.c Jesse Barnes 2012-04-20 4660 aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4661 crtc_state->cpu_transcoder = (enum transcoder) crtc->pipe; b8cecdf5a8cb84 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-03-27 4662 aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4663 crtc_state->framestart_delay = 1; 50c335f94d71c8 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-02-21 4664 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4665 /* 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4666 * Sanitize sync polarity flags based on requested ones. If neither 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4667 * positive or negative polarity is requested, treat this as meaning 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4668 * negative polarity. 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4669 */ aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4670 if (!(crtc_state->hw.adjusted_mode.flags & 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4671 (DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NHSYNC))) aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4672 crtc_state->hw.adjusted_mode.flags |= DRM_MODE_FLAG_NHSYNC; 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4673 aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4674 if (!(crtc_state->hw.adjusted_mode.flags & 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4675 (DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_NVSYNC))) aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4676 crtc_state->hw.adjusted_mode.flags |= DRM_MODE_FLAG_NVSYNC; 2960bc9cceecb5 drivers/gpu/drm/i915/intel_display.c Imre Deak 2013-07-30 4677 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4678 ret = compute_baseline_pipe_bpp(state, crtc); bcce8d8633ff01 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4679 if (ret) bcce8d8633ff01 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4680 return ret; bcce8d8633ff01 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4681 36f579ffc69214 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-10-24 4682 crtc_state->fec_enable = limits->force_fec_pipes & BIT(crtc->pipe); 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4683 crtc_state->max_link_bpp_x16 = limits->max_bpp_x16[crtc->pipe]; 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4684 8466a14173e5ff drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2024-08-05 4685 if (crtc_state->pipe_bpp > fxp_q4_to_int(crtc_state->max_link_bpp_x16)) { 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4686 drm_dbg_kms(&i915->drm, 2796b7ceec95bd drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2024-08-05 4687 "[CRTC:%d:%s] Link bpp limited to " FXP_Q4_FMT "\n", 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4688 crtc->base.base.id, crtc->base.name, 2796b7ceec95bd drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2024-08-05 4689 FXP_Q4_ARGS(crtc_state->max_link_bpp_x16)); 998d2cd361caeb drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4690 crtc_state->bw_constrained = true; 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4691 } 8ca0b875c08258 drivers/gpu/drm/i915/display/intel_display.c Imre Deak 2023-09-21 4692 aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4693 base_bpp = crtc_state->pipe_bpp; 4e53c2e010e531 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-03-27 4694 e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4695 /* e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4696 * Determine the real pipe dimensions. Note that stereo modes can e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4697 * increase the actual pipe size due to the frame doubling and e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4698 * insertion of additional space for blanks between the frame. This e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4699 * is stored in the crtc timings. We use the requested mode to do this e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4700 * computation to clearly distinguish it from the adjusted mode, which e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4701 * can be changed by the connectors in the below retry loop. e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4702 */ aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4703 drm_mode_get_hv_timing(&crtc_state->hw.mode, 26111a161ab56e drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-02-23 4704 &pipe_src_w, &pipe_src_h); aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4705 drm_rect_init(&crtc_state->pipe_src, 0, 0, 26111a161ab56e drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-02-23 4706 pipe_src_w, pipe_src_h); e41a56be017c6e drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2013-10-01 4707 aa07c1d3be699b drivers/gpu/drm/i915/display/intel_display.c Manasi Navare 2020-11-13 4708 for_each_new_connector_in_state(&state->base, connector, connector_state, i) { 691313ea621482 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2020-01-15 4709 struct intel_encoder *encoder = 691313ea621482 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2020-01-15 4710 to_intel_encoder(connector_state->best_encoder); 691313ea621482 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2020-01-15 4711 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4712 if (connector_state->crtc != &crtc->base) 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4713 continue; 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4714 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4715 if (!check_single_encoder_cloning(state, crtc, encoder)) { cd49f81806815b drivers/gpu/drm/i915/display/intel_display.c Wambui Karuga 2020-01-22 4716 drm_dbg_kms(&i915->drm, 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4717 "[ENCODER:%d:%s] rejecting invalid cloning configuration\n", 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4718 encoder->base.base.id, encoder->base.name); d26592c601ec24 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4719 return -EINVAL; e25148d01d58a7 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4720 } e25148d01d58a7 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4721 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4722 /* 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4723 * Determine output_types before calling the .compute_config() 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4724 * hooks so that the hooks can use this information safely. 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4725 */ 7e732cacb1ae27 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2017-10-27 4726 if (encoder->compute_output_type) aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4727 crtc_state->output_types |= aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4728 BIT(encoder->compute_output_type(encoder, crtc_state, 7e732cacb1ae27 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2017-10-27 4729 connector_state)); 7e732cacb1ae27 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2017-10-27 4730 else aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4731 crtc_state->output_types |= BIT(encoder->type); 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4732 } 253c84c82aaeb9 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2016-06-22 4733 ef1b460d1bab7e drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-06-01 4734 /* Ensure the port clock defaults are reset when retrying. */ aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4735 crtc_state->port_clock = 0; aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4736 crtc_state->pixel_multiplier = 1; ff9a6750aca355 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-06-01 4737 135c81b8c3c9a7 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-07-21 4738 /* Fill in default crtc timings, allow encoders to overwrite them. */ aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4739 drm_mode_set_crtcinfo(&crtc_state->hw.adjusted_mode, 2d112de7db9d2c drivers/gpu/drm/i915/intel_display.c Ander Conselvan de Oliveira 2015-01-15 4740 CRTC_STEREO_DOUBLE); 135c81b8c3c9a7 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-07-21 4741 7758a11340cc88 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2012-07-08 4742 /* Pass our mode to the connectors and the CRTC to give them a chance to 7758a11340cc88 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2012-07-08 4743 * adjust it according to limitations or connector properties, and also 7758a11340cc88 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2012-07-08 4744 * a chance to reject the mode entirely. f6e5b1603b8bb7 drivers/gpu/drm/i915/intel_display.c Chris Wilson 2011-04-12 4745 */ aa07c1d3be699b drivers/gpu/drm/i915/display/intel_display.c Manasi Navare 2020-11-13 4746 for_each_new_connector_in_state(&state->base, connector, connector_state, i) { 691313ea621482 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2020-01-15 4747 struct intel_encoder *encoder = 691313ea621482 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2020-01-15 4748 to_intel_encoder(connector_state->best_encoder); 691313ea621482 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2020-01-15 4749 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4750 if (connector_state->crtc != &crtc->base) 7758a11340cc88 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2012-07-08 4751 continue; 7ae892337e3357 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-03-27 4752 aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4753 ret = encoder->compute_config(encoder, crtc_state, 204474a6b859ff drivers/gpu/drm/i915/intel_display.c Lyude Paul 2019-01-15 4754 connector_state); 048a57fc0d6ab7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2021-09-30 4755 if (ret == -EDEADLK) 048a57fc0d6ab7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2021-09-30 4756 return ret; 204474a6b859ff drivers/gpu/drm/i915/intel_display.c Lyude Paul 2019-01-15 4757 if (ret < 0) { 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4758 drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] config failure: %d\n", 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4759 encoder->base.base.id, encoder->base.name, ret); 204474a6b859ff drivers/gpu/drm/i915/intel_display.c Lyude Paul 2019-01-15 4760 return ret; 7ae892337e3357 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-03-27 4761 } ee7b9f93fd96a7 drivers/gpu/drm/i915/intel_display.c Jesse Barnes 2012-04-20 4762 } ee7b9f93fd96a7 drivers/gpu/drm/i915/intel_display.c Jesse Barnes 2012-04-20 4763 ff9a6750aca355 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-06-01 4764 /* Set default port clock if not overwritten by the encoder. Needs to be ff9a6750aca355 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-06-01 4765 * done afterwards in case the encoder adjusts the mode. */ aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4766 if (!crtc_state->port_clock) aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4767 crtc_state->port_clock = crtc_state->hw.adjusted_mode.crtc_clock aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4768 * crtc_state->pixel_multiplier; ff9a6750aca355 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-06-01 4769 3d140a3d881608 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4770 ret = intel_crtc_compute_config(state, crtc); 8e2b4dffeca0a4 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4771 if (ret == -EDEADLK) d26592c601ec24 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4772 return ret; a23299bb9a49f0 drivers/gpu/drm/i915/display/intel_display.c Jani Nikula 2021-09-30 4773 if (ret < 0) { 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4774 drm_dbg_kms(&i915->drm, "[CRTC:%d:%s] config failure: %d\n", 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4775 crtc->base.base.id, crtc->base.name, ret); a23299bb9a49f0 drivers/gpu/drm/i915/display/intel_display.c Jani Nikula 2021-09-30 4776 return ret; a23299bb9a49f0 drivers/gpu/drm/i915/display/intel_display.c Jani Nikula 2021-09-30 4777 } e29c22c0c4fefe drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-02-21 4778 f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4779 for_each_new_connector_in_state(&state->base, connector, f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4780 connector_state, i) { f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4781 struct intel_encoder *encoder = f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4782 to_intel_encoder(connector_state->best_encoder); f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4783 f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4784 if (connector_state->crtc != &crtc->base) f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4785 continue; f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4786 f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4787 intel_dp = enc_to_intel_dp(encoder); f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4788 f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4789 if (!intel_dp) f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4790 continue; f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4791 f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 @4792 if ((intel_dp_is_edp(intel_dp) && fixed_mode) || f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4793 crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420) f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4794 return intel_pch_panel_fitting(crtc_state, connector_state); f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4795 } f1c6f5c8170cef drivers/gpu/drm/i915/display/intel_display.c Nemesa Garg 2024-09-25 4796 e8fa4270536de2 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2015-08-12 4797 /* Dithering seems to not pass-through bits correctly when it should, so 611032bfa71a76 drivers/gpu/drm/i915/intel_display.c Manasi Navare 2017-01-24 4798 * only enable it on 6bpc panels and when its not a compliance 611032bfa71a76 drivers/gpu/drm/i915/intel_display.c Manasi Navare 2017-01-24 4799 * test requesting 6bpc video pattern. 611032bfa71a76 drivers/gpu/drm/i915/intel_display.c Manasi Navare 2017-01-24 4800 */ aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4801 crtc_state->dither = (crtc_state->pipe_bpp == 6*3) && aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4802 !crtc_state->dither_force_disable; cd49f81806815b drivers/gpu/drm/i915/display/intel_display.c Wambui Karuga 2020-01-22 4803 drm_dbg_kms(&i915->drm, 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4804 "[CRTC:%d:%s] hw max bpp: %i, pipe bpp: %i, dithering: %i\n", 58ae532ee87578 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4805 crtc->base.base.id, crtc->base.name, aa71f9870efea7 drivers/gpu/drm/i915/display/intel_display.c Ville Syrjälä 2022-05-03 4806 base_bpp, crtc_state->pipe_bpp, crtc_state->dither); 4e53c2e010e531 drivers/gpu/drm/i915/intel_display.c Daniel Vetter 2013-03-27 4807 d26592c601ec24 drivers/gpu/drm/i915/intel_display.c Ville Syrjälä 2018-11-07 4808 return 0; ee7b9f93fd96a7 drivers/gpu/drm/i915/intel_display.c Jesse Barnes 2012-04-20 4809 } -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
