This is a note to let you know that I've just added the patch titled Revert "drm/i915/bios: Split parse_driver_features() into two parts" to the 5.19-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: revert-drm-i915-bios-split-parse_driver_features-into-two-parts.patch and it can be found in the queue-5.19 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From foo@baz Tue Oct 4 03:42:54 PM CEST 2022 From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Date: Tue, 4 Oct 2022 15:17:46 +0200 Subject: Revert "drm/i915/bios: Split parse_driver_features() into two parts" From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> This reverts commit 5da3f1bfb88ed59e43d9b52529321c20199e8826 which is commit c3fbcf60bc74b630967f291f47f0d9d0de6fcea7 upstream. This is part of a series of i915 patches that were backported to 5.19.12 but found to be incomplete and caused problems on many systems so they are being reverted. Reported-by: Jerry Ling <jiling@xxxxxxx> Reported-by: Hans de Goede <hdegoede@xxxxxxxxxx> Cc: Thorsten Leemhuis <regressions@xxxxxxxxxxxxx> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> Cc: Jani Nikula <jani.nikula@xxxxxxxxx> Cc: Sasha Levin <sashal@xxxxxxxxxx> Link: https://lore.kernel.org/all/55905860-adf9-312c-69cc-491ac8ce1a8b@xxxxxxx/ Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_bios.c | 11 ----------- 1 file changed, 11 deletions(-) --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -1188,16 +1188,6 @@ parse_driver_features(struct drm_i915_pr driver->lvds_config != BDB_DRIVER_FEATURE_INT_SDVO_LVDS) i915->vbt.int_lvds_support = 0; } -} - -static void -parse_panel_driver_features(struct drm_i915_private *i915) -{ - const struct bdb_driver_features *driver; - - driver = find_section(i915, BDB_DRIVER_FEATURES); - if (!driver) - return; if (i915->vbt.version < 228) { drm_dbg_kms(&i915->drm, "DRRS State Enabled:%d\n", @@ -2975,7 +2965,6 @@ void intel_bios_init(struct drm_i915_pri parse_lfp_backlight(i915); parse_sdvo_panel_data(i915); parse_driver_features(i915); - parse_panel_driver_features(i915); parse_power_conservation_features(i915); parse_edp(i915); parse_psr(i915); Patches currently in stable-queue which might be from gregkh@xxxxxxxxxxxxxxxxxxx are queue-5.19/revert-drm-i915-pps-split-pps_init_delays-into-distinct-parts.patch queue-5.19/revert-drm-i915-bios-split-vbt-data-into-per-panel-vs.-global-parts.patch queue-5.19/revert-drm-i915-extract-intel_edp_fixup_vbt_bpp.patch queue-5.19/revert-drm-i915-bios-split-vbt-parsing-to-global-vs.-panel-specific-parts.patch queue-5.19/revert-drm-i915-dsi-filter-invalid-backlight-and-cabc-ports.patch queue-5.19/revert-drm-i915-dsi-fix-dual-link-dsi-backlight-and-cabc-ports-for-display-11.patch queue-5.19/revert-drm-i915-display-fix-handling-of-enable_psr-parameter.patch queue-5.19/revert-drm-i915-bios-split-parse_driver_features-into-two-parts.patch