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synced 2024-11-20 18:54:09 +08:00
gma500: Convert PSB LVDS to new output handling
LVDS for PSB now uses psb_intel_encoder and psb_intel_connectors instead of psb_intel_output. i2c_bus and ddc_bus are moved to lvds_priv. There was also a pointer to mode_dev (for no obvious reason) that we now get directly from dev_priv. Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Patrik Jakobsson
Dave Airlie
parent
1730f89bfc
commit
9c8cee4713
@ -59,6 +59,9 @@ struct psb_intel_lvds_priv {
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uint32_t savePFIT_CONTROL;
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uint32_t savePFIT_PGM_RATIOS;
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uint32_t saveBLC_PWM_CTL;
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struct psb_intel_i2c_chan *i2c_bus;
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struct psb_intel_i2c_chan *ddc_bus;
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};
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@ -214,9 +217,10 @@ static void psb_intel_lvds_set_backlight(struct drm_device *dev, int level)
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/*
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* Sets the power state for the panel.
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*/
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static void psb_intel_lvds_set_power(struct drm_device *dev,
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struct psb_intel_output *output, bool on)
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static void psb_intel_lvds_set_power(struct drm_device *dev, bool on)
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{
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struct drm_psb_private *dev_priv = dev->dev_private;
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struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev;
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u32 pp_status;
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if (!gma_power_begin(dev, true)) {
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@ -232,8 +236,7 @@ static void psb_intel_lvds_set_power(struct drm_device *dev,
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} while ((pp_status & PP_ON) == 0);
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psb_intel_lvds_set_backlight(dev,
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output->
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mode_dev->backlight_duty_cycle);
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mode_dev->backlight_duty_cycle);
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} else {
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psb_intel_lvds_set_backlight(dev, 0);
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@ -250,12 +253,11 @@ static void psb_intel_lvds_set_power(struct drm_device *dev,
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static void psb_intel_lvds_encoder_dpms(struct drm_encoder *encoder, int mode)
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{
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struct drm_device *dev = encoder->dev;
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struct psb_intel_output *output = enc_to_psb_intel_output(encoder);
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if (mode == DRM_MODE_DPMS_ON)
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psb_intel_lvds_set_power(dev, output, true);
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psb_intel_lvds_set_power(dev, true);
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else
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psb_intel_lvds_set_power(dev, output, false);
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psb_intel_lvds_set_power(dev, false);
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/* XXX: We never power down the LVDS pairs. */
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}
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@ -265,10 +267,10 @@ static void psb_intel_lvds_save(struct drm_connector *connector)
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struct drm_device *dev = connector->dev;
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struct drm_psb_private *dev_priv =
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(struct drm_psb_private *)dev->dev_private;
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struct psb_intel_output *psb_intel_output =
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to_psb_intel_output(connector);
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struct psb_intel_encoder *psb_intel_encoder =
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psb_intel_attached_encoder(connector);
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struct psb_intel_lvds_priv *lvds_priv =
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(struct psb_intel_lvds_priv *)psb_intel_output->dev_priv;
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(struct psb_intel_lvds_priv *)psb_intel_encoder->dev_priv;
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lvds_priv->savePP_ON = REG_READ(LVDSPP_ON);
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lvds_priv->savePP_OFF = REG_READ(LVDSPP_OFF);
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@ -305,10 +307,10 @@ static void psb_intel_lvds_restore(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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u32 pp_status;
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struct psb_intel_output *psb_intel_output =
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to_psb_intel_output(connector);
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struct psb_intel_encoder *psb_intel_encoder =
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psb_intel_attached_encoder(connector);
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struct psb_intel_lvds_priv *lvds_priv =
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(struct psb_intel_lvds_priv *)psb_intel_output->dev_priv;
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(struct psb_intel_lvds_priv *)psb_intel_encoder->dev_priv;
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dev_dbg(dev->dev, "(0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x)\n",
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lvds_priv->savePP_ON,
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@ -346,13 +348,14 @@ static void psb_intel_lvds_restore(struct drm_connector *connector)
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int psb_intel_lvds_mode_valid(struct drm_connector *connector,
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struct drm_display_mode *mode)
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{
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struct psb_intel_output *psb_intel_output =
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to_psb_intel_output(connector);
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struct drm_psb_private *dev_priv = connector->dev->dev_private;
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struct psb_intel_encoder *psb_intel_encoder =
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psb_intel_attached_encoder(connector);
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struct drm_display_mode *fixed_mode =
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psb_intel_output->mode_dev->panel_fixed_mode;
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dev_priv->mode_dev.panel_fixed_mode;
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if (psb_intel_output->type == INTEL_OUTPUT_MIPI2)
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fixed_mode = psb_intel_output->mode_dev->panel_fixed_mode2;
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if (psb_intel_encoder->type == INTEL_OUTPUT_MIPI2)
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fixed_mode = dev_priv->mode_dev.panel_fixed_mode2;
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/* just in case */
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if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
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@ -375,17 +378,17 @@ bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
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struct drm_display_mode *mode,
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struct drm_display_mode *adjusted_mode)
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{
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struct psb_intel_mode_device *mode_dev =
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enc_to_psb_intel_output(encoder)->mode_dev;
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struct drm_device *dev = encoder->dev;
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struct drm_psb_private *dev_priv = dev->dev_private;
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struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev;
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struct psb_intel_crtc *psb_intel_crtc =
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to_psb_intel_crtc(encoder->crtc);
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struct drm_encoder *tmp_encoder;
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struct drm_display_mode *panel_fixed_mode = mode_dev->panel_fixed_mode;
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struct psb_intel_output *psb_intel_output =
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enc_to_psb_intel_output(encoder);
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struct psb_intel_encoder *psb_intel_encoder =
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to_psb_intel_encoder(encoder);
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if (psb_intel_output->type == INTEL_OUTPUT_MIPI2)
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if (psb_intel_encoder->type == INTEL_OUTPUT_MIPI2)
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panel_fixed_mode = mode_dev->panel_fixed_mode2;
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/* PSB requires the LVDS is on pipe B, MRST has only one pipe anyway */
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@ -440,8 +443,8 @@ bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
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static void psb_intel_lvds_prepare(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct psb_intel_output *output = enc_to_psb_intel_output(encoder);
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struct psb_intel_mode_device *mode_dev = output->mode_dev;
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struct drm_psb_private *dev_priv = dev->dev_private;
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struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev;
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if (!gma_power_begin(dev, true))
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return;
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@ -450,7 +453,7 @@ static void psb_intel_lvds_prepare(struct drm_encoder *encoder)
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mode_dev->backlight_duty_cycle = (mode_dev->saveBLC_PWM_CTL &
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BACKLIGHT_DUTY_CYCLE_MASK);
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psb_intel_lvds_set_power(dev, output, false);
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psb_intel_lvds_set_power(dev, false);
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gma_power_end(dev);
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}
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@ -458,14 +461,14 @@ static void psb_intel_lvds_prepare(struct drm_encoder *encoder)
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static void psb_intel_lvds_commit(struct drm_encoder *encoder)
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{
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struct drm_device *dev = encoder->dev;
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struct psb_intel_output *output = enc_to_psb_intel_output(encoder);
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struct psb_intel_mode_device *mode_dev = output->mode_dev;
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struct drm_psb_private *dev_priv = dev->dev_private;
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struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev;
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if (mode_dev->backlight_duty_cycle == 0)
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mode_dev->backlight_duty_cycle =
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psb_intel_lvds_get_max_backlight(dev);
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psb_intel_lvds_set_power(dev, output, true);
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psb_intel_lvds_set_power(dev, true);
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}
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static void psb_intel_lvds_mode_set(struct drm_encoder *encoder,
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@ -520,14 +523,15 @@ static enum drm_connector_status psb_intel_lvds_detect(struct drm_connector
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static int psb_intel_lvds_get_modes(struct drm_connector *connector)
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{
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struct drm_device *dev = connector->dev;
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struct psb_intel_output *psb_intel_output =
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to_psb_intel_output(connector);
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struct psb_intel_mode_device *mode_dev =
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psb_intel_output->mode_dev;
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struct drm_psb_private *dev_priv = dev->dev_private;
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struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev;
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struct psb_intel_encoder *psb_intel_encoder =
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psb_intel_attached_encoder(connector);
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struct psb_intel_lvds_priv *lvds_priv = psb_intel_encoder->dev_priv;
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int ret = 0;
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if (!IS_MRST(dev))
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ret = psb_intel_ddc_get_modes(psb_intel_output);
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ret = psb_intel_ddc_get_modes(connector, &lvds_priv->i2c_bus->adapter);
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if (ret)
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return ret;
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@ -560,11 +564,12 @@ static int psb_intel_lvds_get_modes(struct drm_connector *connector)
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*/
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void psb_intel_lvds_destroy(struct drm_connector *connector)
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{
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struct psb_intel_output *psb_intel_output =
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to_psb_intel_output(connector);
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struct psb_intel_encoder *psb_intel_encoder =
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psb_intel_attached_encoder(connector);
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struct psb_intel_lvds_priv *lvds_priv = psb_intel_encoder->dev_priv;
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if (psb_intel_output->ddc_bus)
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psb_intel_i2c_destroy(psb_intel_output->ddc_bus);
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if (lvds_priv->ddc_bus)
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psb_intel_i2c_destroy(lvds_priv->ddc_bus);
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drm_sysfs_connector_remove(connector);
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drm_connector_cleanup(connector);
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kfree(connector);
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@ -693,9 +698,10 @@ const struct drm_encoder_funcs psb_intel_lvds_enc_funcs = {
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* modes we can display on the LVDS panel (if present).
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*/
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void psb_intel_lvds_init(struct drm_device *dev,
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struct psb_intel_mode_device *mode_dev)
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struct psb_intel_mode_device *mode_dev)
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{
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struct psb_intel_output *psb_intel_output;
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struct psb_intel_encoder *psb_intel_encoder;
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struct psb_intel_connector *psb_intel_connector;
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struct psb_intel_lvds_priv *lvds_priv;
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struct drm_connector *connector;
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struct drm_encoder *encoder;
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@ -705,33 +711,43 @@ void psb_intel_lvds_init(struct drm_device *dev,
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u32 lvds;
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int pipe;
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psb_intel_output = kzalloc(sizeof(struct psb_intel_output), GFP_KERNEL);
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if (!psb_intel_output)
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return;
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psb_intel_encoder =
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kzalloc(sizeof(struct psb_intel_encoder), GFP_KERNEL);
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lvds_priv = kzalloc(sizeof(struct psb_intel_lvds_priv), GFP_KERNEL);
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if (!lvds_priv) {
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kfree(psb_intel_output);
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dev_err(dev->dev, "LVDS private allocation error\n");
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if (!psb_intel_encoder) {
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dev_err(dev->dev, "psb_intel_encoder allocation error\n");
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return;
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}
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psb_intel_output->dev_priv = lvds_priv;
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psb_intel_output->mode_dev = mode_dev;
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psb_intel_connector =
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kzalloc(sizeof(struct psb_intel_connector), GFP_KERNEL);
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connector = &psb_intel_output->base;
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encoder = &psb_intel_output->enc;
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drm_connector_init(dev, &psb_intel_output->base,
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if (!psb_intel_connector) {
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kfree(psb_intel_encoder);
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dev_err(dev->dev, "psb_intel_connector allocation error\n");
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}
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lvds_priv = kzalloc(sizeof(struct psb_intel_lvds_priv), GFP_KERNEL);
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if (!lvds_priv) {
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dev_err(dev->dev, "LVDS private allocation error\n");
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goto failed_connector;
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}
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psb_intel_encoder->dev_priv = lvds_priv;
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connector = &psb_intel_connector->base;
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encoder = &psb_intel_encoder->base;
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drm_connector_init(dev, connector,
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&psb_intel_lvds_connector_funcs,
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DRM_MODE_CONNECTOR_LVDS);
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drm_encoder_init(dev, &psb_intel_output->enc,
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drm_encoder_init(dev, encoder,
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&psb_intel_lvds_enc_funcs,
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DRM_MODE_ENCODER_LVDS);
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drm_mode_connector_attach_encoder(&psb_intel_output->base,
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&psb_intel_output->enc);
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psb_intel_output->type = INTEL_OUTPUT_LVDS;
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psb_intel_connector_attach_encoder(psb_intel_connector,
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psb_intel_encoder);
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psb_intel_encoder->type = INTEL_OUTPUT_LVDS;
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drm_encoder_helper_add(encoder, &psb_intel_lvds_helper_funcs);
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drm_connector_helper_add(connector,
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@ -752,16 +768,14 @@ void psb_intel_lvds_init(struct drm_device *dev,
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* Set up I2C bus
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* FIXME: distroy i2c_bus when exit
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*/
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psb_intel_output->i2c_bus = psb_intel_i2c_create(dev,
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GPIOB,
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"LVDSBLC_B");
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if (!psb_intel_output->i2c_bus) {
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lvds_priv->i2c_bus = psb_intel_i2c_create(dev, GPIOB, "LVDSBLC_B");
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if (!lvds_priv->i2c_bus) {
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dev_printk(KERN_ERR,
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&dev->pdev->dev, "I2C bus registration failed.\n");
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goto failed_blc_i2c;
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}
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psb_intel_output->i2c_bus->slave_addr = 0x2C;
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dev_priv->lvds_i2c_bus = psb_intel_output->i2c_bus;
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lvds_priv->i2c_bus->slave_addr = 0x2C;
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dev_priv->lvds_i2c_bus = lvds_priv->i2c_bus;
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/*
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* LVDS discovery:
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@ -774,10 +788,8 @@ void psb_intel_lvds_init(struct drm_device *dev,
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*/
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/* Set up the DDC bus. */
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psb_intel_output->ddc_bus = psb_intel_i2c_create(dev,
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GPIOC,
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"LVDSDDC_C");
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if (!psb_intel_output->ddc_bus) {
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lvds_priv->ddc_bus = psb_intel_i2c_create(dev, GPIOC, "LVDSDDC_C");
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if (!lvds_priv->ddc_bus) {
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dev_printk(KERN_ERR, &dev->pdev->dev,
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"DDC bus registration " "failed.\n");
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goto failed_ddc;
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@ -787,7 +799,7 @@ void psb_intel_lvds_init(struct drm_device *dev,
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* Attempt to get the fixed panel mode from DDC. Assume that the
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* preferred mode is the right one.
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*/
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psb_intel_ddc_get_modes(psb_intel_output);
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psb_intel_ddc_get_modes(connector, &lvds_priv->ddc_bus->adapter);
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list_for_each_entry(scan, &connector->probed_modes, head) {
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if (scan->type & DRM_MODE_TYPE_PREFERRED) {
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mode_dev->panel_fixed_mode =
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@ -841,14 +853,16 @@ out:
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return;
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failed_find:
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if (psb_intel_output->ddc_bus)
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psb_intel_i2c_destroy(psb_intel_output->ddc_bus);
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if (lvds_priv->ddc_bus)
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psb_intel_i2c_destroy(lvds_priv->ddc_bus);
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failed_ddc:
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if (psb_intel_output->i2c_bus)
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psb_intel_i2c_destroy(psb_intel_output->i2c_bus);
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if (lvds_priv->i2c_bus)
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psb_intel_i2c_destroy(lvds_priv->i2c_bus);
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failed_blc_i2c:
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drm_encoder_cleanup(encoder);
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drm_connector_cleanup(connector);
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kfree(connector);
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failed_connector:
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if (psb_intel_connector)
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kfree(psb_intel_connector);
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}
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