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Commit d15456de authored by Keith Packard's avatar Keith Packard
Browse files

drm/i915: Move eDP panel fixed mode from dev_priv to intel_dp 



This value doesn't come directly from the VBT, and so is rather
specific to the particular DP output.

Signed-off-by: default avatarKeith Packard <keithp@keithp.com>
Reviewed-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent f01eca2e

drivers/gpu/drm/i915/i915_drv.h

+0 −1
Original line number Diff line number Diff line
@@ -347,7 +347,6 @@ typedef struct drm_i915_private { 
	/* LVDS info */

	int backlight_level;  /* restore backlight to this value */

	bool backlight_enabled;

	struct drm_display_mode *panel_fixed_mode;

	struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */

	struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */

drivers/gpu/drm/i915/intel_dp.c

+16 −19
Original line number Diff line number Diff line
@@ -64,6 +64,7 @@ struct intel_dp { 
	int panel_power_cycle_delay;

	int backlight_on_delay;

	int backlight_off_delay;

	struct drm_display_mode *panel_fixed_mode;  /* for eDP */

};



/**
@@ -205,16 +206,14 @@ intel_dp_mode_valid(struct drm_connector *connector, 
		    struct drm_display_mode *mode)

{

	struct intel_dp *intel_dp = intel_attached_dp(connector);

	struct drm_device *dev = connector->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp));

	int max_lanes = intel_dp_max_lane_count(intel_dp);



	if (is_edp(intel_dp) && dev_priv->panel_fixed_mode) {

		if (mode->hdisplay > dev_priv->panel_fixed_mode->hdisplay)

	if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {

		if (mode->hdisplay > intel_dp->panel_fixed_mode->hdisplay)

			return MODE_PANEL;



		if (mode->vdisplay > dev_priv->panel_fixed_mode->vdisplay)

		if (mode->vdisplay > intel_dp->panel_fixed_mode->vdisplay)

			return MODE_PANEL;

	}
@@ -633,22 +632,21 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, 
		    struct drm_display_mode *adjusted_mode)

{

	struct drm_device *dev = encoder->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);

	int lane_count, clock;

	int max_lane_count = intel_dp_max_lane_count(intel_dp);

	int max_clock = intel_dp_max_link_bw(intel_dp) == DP_LINK_BW_2_7 ? 1 : 0;

	static int bws[2] = { DP_LINK_BW_1_62, DP_LINK_BW_2_7 };



	if (is_edp(intel_dp) && dev_priv->panel_fixed_mode) {

		intel_fixed_panel_mode(dev_priv->panel_fixed_mode, adjusted_mode);

	if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {

		intel_fixed_panel_mode(intel_dp->panel_fixed_mode, adjusted_mode);

		intel_pch_panel_fitting(dev, DRM_MODE_SCALE_FULLSCREEN,

					mode, adjusted_mode);

		/*

		 * the mode->clock is used to calculate the Data&Link M/N

		 * of the pipe. For the eDP the fixed clock should be used.

		 */

		mode->clock = dev_priv->panel_fixed_mode->clock;

		mode->clock = intel_dp->panel_fixed_mode->clock;

	}



	for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) {
@@ -1841,35 +1839,34 @@ static int intel_dp_get_modes(struct drm_connector *connector) 


	ret = intel_dp_get_edid_modes(connector, &intel_dp->adapter);

	if (ret) {

		if (is_edp(intel_dp) && !dev_priv->panel_fixed_mode) {

		if (is_edp(intel_dp) && !intel_dp->panel_fixed_mode) {

			struct drm_display_mode *newmode;

			list_for_each_entry(newmode, &connector->probed_modes,

					    head) {

				if (newmode->type & DRM_MODE_TYPE_PREFERRED) {

					dev_priv->panel_fixed_mode =

				if ((newmode->type & DRM_MODE_TYPE_PREFERRED)) {

					intel_dp->panel_fixed_mode =

						drm_mode_duplicate(dev, newmode);

					break;

				}

			}

		}



		return ret;

	}



	/* if eDP has no EDID, try to use fixed panel mode from VBT */

	if (is_edp(intel_dp)) {

		/* initialize panel mode from VBT if available for eDP */

		if (dev_priv->panel_fixed_mode == NULL && dev_priv->lfp_lvds_vbt_mode != NULL) {

			dev_priv->panel_fixed_mode =

		if (intel_dp->panel_fixed_mode == NULL && dev_priv->lfp_lvds_vbt_mode != NULL) {

			intel_dp->panel_fixed_mode =

				drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);

			if (dev_priv->panel_fixed_mode) {

				dev_priv->panel_fixed_mode->type |=

			if (intel_dp->panel_fixed_mode) {

				intel_dp->panel_fixed_mode->type |=

					DRM_MODE_TYPE_PREFERRED;

			}

		}

		if (dev_priv->panel_fixed_mode) {

		if (intel_dp->panel_fixed_mode) {

			struct drm_display_mode *mode;

			mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);

			mode = drm_mode_duplicate(dev, intel_dp->panel_fixed_mode);

			drm_mode_probed_add(connector, mode);

			return 1;

		}