diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lvds.c | 155 |
2 files changed, 78 insertions, 79 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b3efb30b227..232555e3392 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -634,8 +634,6 @@ typedef struct drm_i915_private { /* Reclocking support */ bool render_reclock_avail; bool lvds_downclock_avail; - /* indicate whether the LVDS EDID is OK */ - bool lvds_edid_good; /* indicates the reduced downclock for LVDS*/ int lvds_downclock; struct work_struct idle_work; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index a05ca328678..b56b59236e3 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -43,17 +43,28 @@ /* Private structure for the integrated LVDS support */ struct intel_lvds { struct intel_encoder base; + + bool edid_good; + int fitting_mode; u32 pfit_control; u32 pfit_pgm_ratios; bool pfit_dirty; + + struct drm_display_mode *fixed_mode; }; -static struct intel_lvds *enc_to_intel_lvds(struct drm_encoder *encoder) +static struct intel_lvds *to_intel_lvds(struct drm_encoder *encoder) { return container_of(encoder, struct intel_lvds, base.base); } +static struct intel_lvds *intel_attached_lvds(struct drm_connector *connector) +{ + return container_of(intel_attached_encoder(connector), + struct intel_lvds, base); +} + /** * Sets the power state for the panel. */ @@ -95,7 +106,7 @@ static void intel_lvds_set_power(struct intel_lvds *intel_lvds, bool on) static void intel_lvds_dpms(struct drm_encoder *encoder, int mode) { - struct intel_lvds *intel_lvds = enc_to_intel_lvds(encoder); + struct intel_lvds *intel_lvds = to_intel_lvds(encoder); if (mode == DRM_MODE_DPMS_ON) intel_lvds_set_power(intel_lvds, true); @@ -108,16 +119,13 @@ static void intel_lvds_dpms(struct drm_encoder *encoder, int mode) static int intel_lvds_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { - struct drm_device *dev = connector->dev; - struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_display_mode *fixed_mode = dev_priv->panel_fixed_mode; + struct intel_lvds *intel_lvds = intel_attached_lvds(connector); + struct drm_display_mode *fixed_mode = intel_lvds->fixed_mode; - if (fixed_mode) { - if (mode->hdisplay > fixed_mode->hdisplay) - return MODE_PANEL; - if (mode->vdisplay > fixed_mode->vdisplay) - return MODE_PANEL; - } + if (mode->hdisplay > fixed_mode->hdisplay) + return MODE_PANEL; + if (mode->vdisplay > fixed_mode->vdisplay) + return MODE_PANEL; return MODE_OK; } @@ -185,7 +193,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder, struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc); - struct intel_lvds *intel_lvds = enc_to_intel_lvds(encoder); + struct intel_lvds *intel_lvds = to_intel_lvds(encoder); struct drm_encoder *tmp_encoder; u32 pfit_control = 0, pfit_pgm_ratios = 0, border = 0; @@ -203,9 +211,6 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder, return false; } } - /* If we don't have a panel mode, there is nothing we can do */ - if (dev_priv->panel_fixed_mode == NULL) - return true; /* * We have timings from the BIOS for the panel, put them in @@ -213,7 +218,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder, * with the panel scaling set up to source from the H/VDisplay * of the original mode. */ - intel_fixed_panel_mode(dev_priv->panel_fixed_mode, adjusted_mode); + intel_fixed_panel_mode(intel_lvds->fixed_mode, adjusted_mode); if (HAS_PCH_SPLIT(dev)) { intel_pch_panel_fitting(dev, intel_lvds->fitting_mode, @@ -352,7 +357,7 @@ static void intel_lvds_prepare(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_lvds *intel_lvds = enc_to_intel_lvds(encoder); + struct intel_lvds *intel_lvds = to_intel_lvds(encoder); dev_priv->backlight_level = intel_panel_get_backlight(dev); @@ -384,7 +389,7 @@ static void intel_lvds_commit(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_lvds *intel_lvds = enc_to_intel_lvds(encoder); + struct intel_lvds *intel_lvds = to_intel_lvds(encoder); if (dev_priv->backlight_level == 0) dev_priv->backlight_level = intel_panel_get_max_backlight(dev); @@ -414,7 +419,7 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder, { struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_lvds *intel_lvds = enc_to_intel_lvds(encoder); + struct intel_lvds *intel_lvds = to_intel_lvds(encoder); /* * The LVDS pin pair will already have been turned on in the @@ -467,35 +472,23 @@ static enum drm_connector_status intel_lvds_detect(struct drm_connector *connect */ static int intel_lvds_get_modes(struct drm_connector *connector) { + struct intel_lvds *intel_lvds = intel_attached_lvds(connector); struct drm_device *dev = connector->dev; - struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_display_mode *mode; - if (dev_priv->lvds_edid_good) { - struct intel_encoder *encoder = intel_attached_encoder(connector); - int ret = intel_ddc_get_modes(connector, encoder->ddc_bus); + if (intel_lvds->edid_good) { + int ret = intel_ddc_get_modes(connector, + intel_lvds->base.ddc_bus); if (ret) return ret; } - /* Didn't get an EDID, so - * Set wide sync ranges so we get all modes - * handed to valid_mode for checking - */ - connector->display_info.min_vfreq = 0; - connector->display_info.max_vfreq = 200; - connector->display_info.min_hfreq = 0; - connector->display_info.max_hfreq = 200; - - if (dev_priv->panel_fixed_mode != NULL) { - struct drm_display_mode *mode; + mode = drm_mode_duplicate(dev, intel_lvds->fixed_mode); + if (mode == 0) + return 0; - mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode); - drm_mode_probed_add(connector, mode); - - return 1; - } - - return 0; + drm_mode_probed_add(connector, mode); + return 1; } static int intel_no_modeset_on_lid_dmi_callback(const struct dmi_system_id *id) @@ -584,18 +577,17 @@ static int intel_lvds_set_property(struct drm_connector *connector, struct drm_property *property, uint64_t value) { + struct intel_lvds *intel_lvds = intel_attached_lvds(connector); struct drm_device *dev = connector->dev; - if (property == dev->mode_config.scaling_mode_property && - connector->encoder) { - struct drm_crtc *crtc = connector->encoder->crtc; - struct drm_encoder *encoder = connector->encoder; - struct intel_lvds *intel_lvds = enc_to_intel_lvds(encoder); + if (property == dev->mode_config.scaling_mode_property) { + struct drm_crtc *crtc = intel_lvds->base.base.crtc; if (value == DRM_MODE_SCALE_NONE) { DRM_DEBUG_KMS("no scaling not supported\n"); - return 0; + return -EINVAL; } + if (intel_lvds->fitting_mode == value) { /* the LVDS scaling property is not changed */ return 0; @@ -723,15 +715,14 @@ static const struct dmi_system_id intel_no_lvds[] = { * Find the reduced downclock for LVDS in EDID. */ static void intel_find_lvds_downclock(struct drm_device *dev, - struct drm_connector *connector) + struct drm_display_mode *fixed_mode, + struct drm_connector *connector) { struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_display_mode *scan, *panel_fixed_mode; + struct drm_display_mode *scan; int temp_downclock; - panel_fixed_mode = dev_priv->panel_fixed_mode; - temp_downclock = panel_fixed_mode->clock; - + temp_downclock = fixed_mode->clock; list_for_each_entry(scan, &connector->probed_modes, head) { /* * If one mode has the same resolution with the fixed_panel @@ -740,14 +731,14 @@ static void intel_find_lvds_downclock(struct drm_device *dev, * case we can set the different FPx0/1 to dynamically select * between low and high frequency. */ - if (scan->hdisplay == panel_fixed_mode->hdisplay && - scan->hsync_start == panel_fixed_mode->hsync_start && - scan->hsync_end == panel_fixed_mode->hsync_end && - scan->htotal == panel_fixed_mode->htotal && - scan->vdisplay == panel_fixed_mode->vdisplay && - scan->vsync_start == panel_fixed_mode->vsync_start && - scan->vsync_end == panel_fixed_mode->vsync_end && - scan->vtotal == panel_fixed_mode->vtotal) { + if (scan->hdisplay == fixed_mode->hdisplay && + scan->hsync_start == fixed_mode->hsync_start && + scan->hsync_end == fixed_mode->hsync_end && + scan->htotal == fixed_mode->htotal && + scan->vdisplay == fixed_mode->vdisplay && + scan->vsync_start == fixed_mode->vsync_start && + scan->vsync_end == fixed_mode->vsync_end && + scan->vtotal == fixed_mode->vtotal) { if (scan->clock < temp_downclock) { /* * The downclock is already found. But we @@ -757,16 +748,14 @@ static void intel_find_lvds_downclock(struct drm_device *dev, } } } - if (temp_downclock < panel_fixed_mode->clock && - i915_lvds_downclock) { + if (temp_downclock < fixed_mode->clock && i915_lvds_downclock) { /* We found the downclock for LVDS. */ dev_priv->lvds_downclock_avail = 1; dev_priv->lvds_downclock = temp_downclock; DRM_DEBUG_KMS("LVDS downclock is found in EDID. " - "Normal clock %dKhz, downclock %dKhz\n", - panel_fixed_mode->clock, temp_downclock); + "Normal clock %dKhz, downclock %dKhz\n", + fixed_mode->clock, temp_downclock); } - return; } /* @@ -921,26 +910,38 @@ void intel_lvds_init(struct drm_device *dev) * Attempt to get the fixed panel mode from DDC. Assume that the * preferred mode is the right one. */ - dev_priv->lvds_edid_good = true; - + intel_lvds->edid_good = true; if (!intel_ddc_get_modes(connector, intel_encoder->ddc_bus)) - dev_priv->lvds_edid_good = false; + intel_lvds->edid_good = false; + + if (!intel_lvds->edid_good) { + /* Didn't get an EDID, so + * Set wide sync ranges so we get all modes + * handed to valid_mode for checking + */ + connector->display_info.min_vfreq = 0; + connector->display_info.max_vfreq = 200; + connector->display_info.min_hfreq = 0; + connector->display_info.max_hfreq = 200; + } list_for_each_entry(scan, &connector->probed_modes, head) { if (scan->type & DRM_MODE_TYPE_PREFERRED) { - dev_priv->panel_fixed_mode = + intel_lvds->fixed_mode = drm_mode_duplicate(dev, scan); - intel_find_lvds_downclock(dev, connector); + intel_find_lvds_downclock(dev, + intel_lvds->fixed_mode, + connector); goto out; } } /* Failed to get EDID, what about VBT? */ if (dev_priv->lfp_lvds_vbt_mode) { - dev_priv->panel_fixed_mode = + intel_lvds->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_lvds->fixed_mode) { + intel_lvds->fixed_mode->type |= DRM_MODE_TYPE_PREFERRED; goto out; } @@ -961,16 +962,16 @@ void intel_lvds_init(struct drm_device *dev) crtc = intel_get_crtc_for_pipe(dev, pipe); if (crtc && (lvds & LVDS_PORT_EN)) { - dev_priv->panel_fixed_mode = intel_crtc_mode_get(dev, crtc); - if (dev_priv->panel_fixed_mode) { - dev_priv->panel_fixed_mode->type |= + intel_lvds->fixed_mode = intel_crtc_mode_get(dev, crtc); + if (intel_lvds->fixed_mode) { + intel_lvds->fixed_mode->type |= DRM_MODE_TYPE_PREFERRED; goto out; } } /* If we still don't have a mode after all that, give up. */ - if (!dev_priv->panel_fixed_mode) + if (!intel_lvds->fixed_mode) goto failed; out: |