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drm/i915: Introduce intel_panel_preferred_fixed_mode()

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There are a couple of cases where we essentially just want to
get/check the preferred fixed mode of the panel. Add a small
helper for that to abstract away the direct pointer lookup.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220311172428.14685-9-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2022-03-11 19:24:20 +02:00
parent 53f64f3a24
commit 43af674357
4 changed files with 11 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -582,8 +582,9 @@ static bool intel_dp_can_link_train_fallback_for_edp(struct intel_dp *intel_dp,
int link_rate, int link_rate,
u8 lane_count) u8 lane_count)
{ {
/* FIXME figure out what we actually want here */
const struct drm_display_mode *fixed_mode = const struct drm_display_mode *fixed_mode =
intel_dp->attached_connector->panel.fixed_mode; intel_panel_preferred_fixed_mode(intel_dp->attached_connector);
int mode_rate, max_rate; int mode_rate, max_rate;
mode_rate = intel_dp_link_required(fixed_mode->clock, 18); mode_rate = intel_dp_link_required(fixed_mode->clock, 18);

6
drivers/gpu/drm/i915/display/intel_panel.c
View File

@ -45,6 +45,12 @@ bool intel_panel_use_ssc(struct drm_i915_private *i915)
&& !(i915->quirks & QUIRK_LVDS_SSC_DISABLE); && !(i915->quirks & QUIRK_LVDS_SSC_DISABLE);
} }
const struct drm_display_mode *
intel_panel_preferred_fixed_mode(struct intel_connector *connector)
{
return connector->panel.fixed_mode;
}
const struct drm_display_mode * const struct drm_display_mode *
intel_panel_fixed_mode(struct intel_connector *connector, intel_panel_fixed_mode(struct intel_connector *connector,
const struct drm_display_mode *mode) const struct drm_display_mode *mode)

2
drivers/gpu/drm/i915/display/intel_panel.h
View File

@ -25,6 +25,8 @@ enum drm_connector_status
intel_panel_detect(struct drm_connector *connector, bool force); intel_panel_detect(struct drm_connector *connector, bool force);
bool intel_panel_use_ssc(struct drm_i915_private *i915); bool intel_panel_use_ssc(struct drm_i915_private *i915);
const struct drm_display_mode * const struct drm_display_mode *
intel_panel_preferred_fixed_mode(struct intel_connector *connector);
const struct drm_display_mode *
intel_panel_fixed_mode(struct intel_connector *connector, intel_panel_fixed_mode(struct intel_connector *connector,
const struct drm_display_mode *mode); const struct drm_display_mode *mode);
const struct drm_display_mode * const struct drm_display_mode *

2
drivers/gpu/drm/i915/display/intel_sdvo.c
View File

@ -2932,7 +2932,7 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device)
} }
} }
if (!intel_connector->panel.fixed_mode) if (!intel_panel_preferred_fixed_mode(intel_connector))
goto err; goto err;
return true; return true;