From: Ankit Nautiyal Date: Mon, 2 Feb 2026 10:37:15 +0000 (+0530) Subject: drm/i915/dp: Early reject bad hdisplay in intel_dp_mode_valid X-Git-Tag: v7.1-rc1~167^2~24^2~191 X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=efc85c10f5c211e9dcbb74d228560ef80b29fab6;p=thirdparty%2Flinux.git drm/i915/dp: Early reject bad hdisplay in intel_dp_mode_valid Move check for bad hdisplay early as it is independent on other checks. Signed-off-by: Ankit Nautiyal Reviewed-by: Imre Deak Link: https://patch.msgid.link/20260202103731.357416-2-ankit.k.nautiyal@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 380d9801c377e..fe9f8392ca8fe 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1460,6 +1460,9 @@ intel_dp_mode_valid(struct drm_connector *_connector, if (mode->clock < 10000) return MODE_CLOCK_LOW; + if (intel_dp_hdisplay_bad(display, mode->hdisplay)) + return MODE_H_ILLEGAL; + fixed_mode = intel_panel_fixed_mode(connector, mode); if (intel_dp_is_edp(intel_dp) && fixed_mode) { status = intel_panel_mode_valid(connector, mode); @@ -1483,9 +1486,6 @@ intel_dp_mode_valid(struct drm_connector *_connector, if (target_clock > max_dotclk) return MODE_CLOCK_HIGH; - if (intel_dp_hdisplay_bad(display, mode->hdisplay)) - return MODE_H_ILLEGAL; - max_link_clock = intel_dp_max_link_rate(intel_dp); max_lanes = intel_dp_max_lane_count(intel_dp);