diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-21 14:24:43 +0100 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-22 17:41:39 +0100 |
| commit | 325710d3d4a3474d3cdad404c84056f7e98353b6 (patch) | |
| tree | 1e8546b1b959fc64b3b9fdb297ee6afec8104910 /drivers/gpu/drm/i915/intel_panel.c | |
| parent | drm/i915: Pick the first mode from EDID as the fixed mode when there is no pr... (diff) | |
| download | linux-325710d3d4a3474d3cdad404c84056f7e98353b6.tar.xz linux-325710d3d4a3474d3cdad404c84056f7e98353b6.zip | |
drm/i915: Refactor VBT fixed mode handling
LVDS and eDP have essentially the same code for grabbing the
fixed mode from VBT. Pull that code to a common location.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190321132446.22394-3-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_panel.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index b9ee18c2dff5..cf111eba1a93 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -141,6 +141,33 @@ intel_panel_edid_fixed_mode(struct intel_connector *connector) return fixed_mode; } +struct drm_display_mode * +intel_panel_vbt_fixed_mode(struct intel_connector *connector) +{ + struct drm_i915_private *dev_priv = to_i915(connector->base.dev); + struct drm_display_info *info = &connector->base.display_info; + struct drm_display_mode *fixed_mode; + + if (!dev_priv->vbt.lfp_lvds_vbt_mode) + return NULL; + + fixed_mode = drm_mode_duplicate(&dev_priv->drm, + dev_priv->vbt.lfp_lvds_vbt_mode); + if (!fixed_mode) + return NULL; + + fixed_mode->type |= DRM_MODE_TYPE_PREFERRED; + + DRM_DEBUG_KMS("[CONNECTOR:%d:%s] using mode from VBT: ", + connector->base.base.id, connector->base.name); + drm_mode_debug_printmodeline(fixed_mode); + + info->width_mm = fixed_mode->width_mm; + info->height_mm = fixed_mode->height_mm; + + return fixed_mode; +} + /* adjusted_mode has been preset to be the panel's fixed mode */ void intel_pch_panel_fitting(struct intel_crtc *intel_crtc, |