On Wed, 23 Mar 2022, Ville Syrjala <ville.syrj...@linux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> We have a function for duplicating the VBT LFP mode. Add the same
> for the VBT SDVO mode.
>
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Reviewed-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_panel.c | 20 ++++++++++++++++++++
> drivers/gpu/drm/i915/display/intel_panel.h | 2 ++
> drivers/gpu/drm/i915/display/intel_sdvo.c | 14 ++++----------
> 3 files changed, 26 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_panel.c
> b/drivers/gpu/drm/i915/display/intel_panel.c
> index bd606d0b1c24..7f59db8b9ede 100644
> --- a/drivers/gpu/drm/i915/display/intel_panel.c
> +++ b/drivers/gpu/drm/i915/display/intel_panel.c
> @@ -272,6 +272,26 @@ intel_panel_vbt_lfp_fixed_mode(struct intel_connector
> *connector)
> return fixed_mode;
> }
>
> +struct drm_display_mode *
> +intel_panel_vbt_sdvo_fixed_mode(struct intel_connector *connector)
> +{
> + struct drm_i915_private *i915 = to_i915(connector->base.dev);
> + struct drm_display_mode *fixed_mode;
> +
> + if (!i915->vbt.sdvo_lvds_vbt_mode)
> + return NULL;
> +
> + fixed_mode = drm_mode_duplicate(&i915->drm,
> + i915->vbt.sdvo_lvds_vbt_mode);
> + if (!fixed_mode)
> + return NULL;
> +
> + /* Guarantee the mode is preferred */
> + fixed_mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
> +
> + return fixed_mode;
> +}
> +
> /* adjusted_mode has been preset to be the panel's fixed mode */
> static int pch_panel_fitting(struct intel_crtc_state *crtc_state,
> const struct drm_connector_state *conn_state)
> diff --git a/drivers/gpu/drm/i915/display/intel_panel.h
> b/drivers/gpu/drm/i915/display/intel_panel.h
> index 9704ac81fe3e..7e32c903a1e6 100644
> --- a/drivers/gpu/drm/i915/display/intel_panel.h
> +++ b/drivers/gpu/drm/i915/display/intel_panel.h
> @@ -48,5 +48,7 @@ struct drm_display_mode *
> intel_panel_edid_fixed_mode(struct intel_connector *connector);
> struct drm_display_mode *
> intel_panel_vbt_lfp_fixed_mode(struct intel_connector *connector);
> +struct drm_display_mode *
> +intel_panel_vbt_sdvo_fixed_mode(struct intel_connector *connector);
>
> #endif /* __INTEL_PANEL_H__ */
> diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c
> b/drivers/gpu/drm/i915/display/intel_sdvo.c
> index a2061b132107..27b3d3a79989 100644
> --- a/drivers/gpu/drm/i915/display/intel_sdvo.c
> +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
> @@ -2301,16 +2301,10 @@ static int intel_sdvo_get_lvds_modes(struct
> drm_connector *connector)
> * Fetch modes from VBT. For SDVO prefer the VBT mode since some
> * SDVO->LVDS transcoders can't cope with the EDID mode.
> */
> - if (dev_priv->vbt.sdvo_lvds_vbt_mode != NULL) {
> - newmode = drm_mode_duplicate(connector->dev,
> - dev_priv->vbt.sdvo_lvds_vbt_mode);
> - if (newmode != NULL) {
> - /* Guarantee the mode is preferred */
> - newmode->type = (DRM_MODE_TYPE_PREFERRED |
> - DRM_MODE_TYPE_DRIVER);
> - drm_mode_probed_add(connector, newmode);
> - num_modes++;
> - }
> + newmode =
> intel_panel_vbt_sdvo_fixed_mode(to_intel_connector(connector));
> + if (newmode) {
> + drm_mode_probed_add(connector, newmode);
> + num_modes++;
> }
>
> /*
--
Jani Nikula, Intel Open Source Graphics Center
