From 9c8cee471392258271bdf36361903d306a0c2dd6 Mon Sep 17 00:00:00 2001 From: Patrik Jakobsson Date: Mon, 19 Dec 2011 21:40:45 +0000 Subject: [PATCH] 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 Signed-off-by: Alan Cox Signed-off-by: Dave Airlie --- drivers/gpu/drm/gma500/psb_intel_lvds.c | 152 +++++++++++++++++--------------- 1 file changed, 83 insertions(+), 69 deletions(-) diff --git a/drivers/gpu/drm/gma500/psb_intel_lvds.c b/drivers/gpu/drm/gma500/psb_intel_lvds.c index 21022e1..a25e4ca 100644 --- a/drivers/gpu/drm/gma500/psb_intel_lvds.c +++ b/drivers/gpu/drm/gma500/psb_intel_lvds.c @@ -59,6 +59,9 @@ struct psb_intel_lvds_priv { uint32_t savePFIT_CONTROL; uint32_t savePFIT_PGM_RATIOS; uint32_t saveBLC_PWM_CTL; + + struct psb_intel_i2c_chan *i2c_bus; + struct psb_intel_i2c_chan *ddc_bus; }; @@ -214,9 +217,10 @@ static void psb_intel_lvds_set_backlight(struct drm_device *dev, int level) /* * Sets the power state for the panel. */ -static void psb_intel_lvds_set_power(struct drm_device *dev, - struct psb_intel_output *output, bool on) +static void psb_intel_lvds_set_power(struct drm_device *dev, bool on) { + struct drm_psb_private *dev_priv = dev->dev_private; + struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; u32 pp_status; if (!gma_power_begin(dev, true)) { @@ -232,8 +236,7 @@ static void psb_intel_lvds_set_power(struct drm_device *dev, } while ((pp_status & PP_ON) == 0); psb_intel_lvds_set_backlight(dev, - output-> - mode_dev->backlight_duty_cycle); + mode_dev->backlight_duty_cycle); } else { psb_intel_lvds_set_backlight(dev, 0); @@ -250,12 +253,11 @@ static void psb_intel_lvds_set_power(struct drm_device *dev, static void psb_intel_lvds_encoder_dpms(struct drm_encoder *encoder, int mode) { struct drm_device *dev = encoder->dev; - struct psb_intel_output *output = enc_to_psb_intel_output(encoder); if (mode == DRM_MODE_DPMS_ON) - psb_intel_lvds_set_power(dev, output, true); + psb_intel_lvds_set_power(dev, true); else - psb_intel_lvds_set_power(dev, output, false); + psb_intel_lvds_set_power(dev, false); /* XXX: We never power down the LVDS pairs. */ } @@ -265,10 +267,10 @@ static void psb_intel_lvds_save(struct drm_connector *connector) struct drm_device *dev = connector->dev; struct drm_psb_private *dev_priv = (struct drm_psb_private *)dev->dev_private; - struct psb_intel_output *psb_intel_output = - to_psb_intel_output(connector); + struct psb_intel_encoder *psb_intel_encoder = + psb_intel_attached_encoder(connector); struct psb_intel_lvds_priv *lvds_priv = - (struct psb_intel_lvds_priv *)psb_intel_output->dev_priv; + (struct psb_intel_lvds_priv *)psb_intel_encoder->dev_priv; lvds_priv->savePP_ON = REG_READ(LVDSPP_ON); lvds_priv->savePP_OFF = REG_READ(LVDSPP_OFF); @@ -305,10 +307,10 @@ static void psb_intel_lvds_restore(struct drm_connector *connector) { struct drm_device *dev = connector->dev; u32 pp_status; - struct psb_intel_output *psb_intel_output = - to_psb_intel_output(connector); + struct psb_intel_encoder *psb_intel_encoder = + psb_intel_attached_encoder(connector); struct psb_intel_lvds_priv *lvds_priv = - (struct psb_intel_lvds_priv *)psb_intel_output->dev_priv; + (struct psb_intel_lvds_priv *)psb_intel_encoder->dev_priv; dev_dbg(dev->dev, "(0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x)\n", lvds_priv->savePP_ON, @@ -346,13 +348,14 @@ static void psb_intel_lvds_restore(struct drm_connector *connector) int psb_intel_lvds_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { - struct psb_intel_output *psb_intel_output = - to_psb_intel_output(connector); + struct drm_psb_private *dev_priv = connector->dev->dev_private; + struct psb_intel_encoder *psb_intel_encoder = + psb_intel_attached_encoder(connector); struct drm_display_mode *fixed_mode = - psb_intel_output->mode_dev->panel_fixed_mode; + dev_priv->mode_dev.panel_fixed_mode; - if (psb_intel_output->type == INTEL_OUTPUT_MIPI2) - fixed_mode = psb_intel_output->mode_dev->panel_fixed_mode2; + if (psb_intel_encoder->type == INTEL_OUTPUT_MIPI2) + fixed_mode = dev_priv->mode_dev.panel_fixed_mode2; /* just in case */ if (mode->flags & DRM_MODE_FLAG_DBLSCAN) @@ -375,17 +378,17 @@ bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - struct psb_intel_mode_device *mode_dev = - enc_to_psb_intel_output(encoder)->mode_dev; struct drm_device *dev = encoder->dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(encoder->crtc); struct drm_encoder *tmp_encoder; struct drm_display_mode *panel_fixed_mode = mode_dev->panel_fixed_mode; - struct psb_intel_output *psb_intel_output = - enc_to_psb_intel_output(encoder); + struct psb_intel_encoder *psb_intel_encoder = + to_psb_intel_encoder(encoder); - if (psb_intel_output->type == INTEL_OUTPUT_MIPI2) + if (psb_intel_encoder->type == INTEL_OUTPUT_MIPI2) panel_fixed_mode = mode_dev->panel_fixed_mode2; /* PSB requires the LVDS is on pipe B, MRST has only one pipe anyway */ @@ -440,8 +443,8 @@ bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder, static void psb_intel_lvds_prepare(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; - struct psb_intel_output *output = enc_to_psb_intel_output(encoder); - struct psb_intel_mode_device *mode_dev = output->mode_dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; if (!gma_power_begin(dev, true)) return; @@ -450,7 +453,7 @@ static void psb_intel_lvds_prepare(struct drm_encoder *encoder) mode_dev->backlight_duty_cycle = (mode_dev->saveBLC_PWM_CTL & BACKLIGHT_DUTY_CYCLE_MASK); - psb_intel_lvds_set_power(dev, output, false); + psb_intel_lvds_set_power(dev, false); gma_power_end(dev); } @@ -458,14 +461,14 @@ static void psb_intel_lvds_prepare(struct drm_encoder *encoder) static void psb_intel_lvds_commit(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; - struct psb_intel_output *output = enc_to_psb_intel_output(encoder); - struct psb_intel_mode_device *mode_dev = output->mode_dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; if (mode_dev->backlight_duty_cycle == 0) mode_dev->backlight_duty_cycle = psb_intel_lvds_get_max_backlight(dev); - psb_intel_lvds_set_power(dev, output, true); + psb_intel_lvds_set_power(dev, true); } static void psb_intel_lvds_mode_set(struct drm_encoder *encoder, @@ -520,14 +523,15 @@ static enum drm_connector_status psb_intel_lvds_detect(struct drm_connector static int psb_intel_lvds_get_modes(struct drm_connector *connector) { struct drm_device *dev = connector->dev; - struct psb_intel_output *psb_intel_output = - to_psb_intel_output(connector); - struct psb_intel_mode_device *mode_dev = - psb_intel_output->mode_dev; + struct drm_psb_private *dev_priv = dev->dev_private; + struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; + struct psb_intel_encoder *psb_intel_encoder = + psb_intel_attached_encoder(connector); + struct psb_intel_lvds_priv *lvds_priv = psb_intel_encoder->dev_priv; int ret = 0; if (!IS_MRST(dev)) - ret = psb_intel_ddc_get_modes(psb_intel_output); + ret = psb_intel_ddc_get_modes(connector, &lvds_priv->i2c_bus->adapter); if (ret) return ret; @@ -560,11 +564,12 @@ static int psb_intel_lvds_get_modes(struct drm_connector *connector) */ void psb_intel_lvds_destroy(struct drm_connector *connector) { - struct psb_intel_output *psb_intel_output = - to_psb_intel_output(connector); + struct psb_intel_encoder *psb_intel_encoder = + psb_intel_attached_encoder(connector); + struct psb_intel_lvds_priv *lvds_priv = psb_intel_encoder->dev_priv; - if (psb_intel_output->ddc_bus) - psb_intel_i2c_destroy(psb_intel_output->ddc_bus); + if (lvds_priv->ddc_bus) + psb_intel_i2c_destroy(lvds_priv->ddc_bus); drm_sysfs_connector_remove(connector); drm_connector_cleanup(connector); kfree(connector); @@ -693,9 +698,10 @@ const struct drm_encoder_funcs psb_intel_lvds_enc_funcs = { * modes we can display on the LVDS panel (if present). */ void psb_intel_lvds_init(struct drm_device *dev, - struct psb_intel_mode_device *mode_dev) + struct psb_intel_mode_device *mode_dev) { - struct psb_intel_output *psb_intel_output; + struct psb_intel_encoder *psb_intel_encoder; + struct psb_intel_connector *psb_intel_connector; struct psb_intel_lvds_priv *lvds_priv; struct drm_connector *connector; struct drm_encoder *encoder; @@ -705,33 +711,43 @@ void psb_intel_lvds_init(struct drm_device *dev, u32 lvds; int pipe; - psb_intel_output = kzalloc(sizeof(struct psb_intel_output), GFP_KERNEL); - if (!psb_intel_output) + psb_intel_encoder = + kzalloc(sizeof(struct psb_intel_encoder), GFP_KERNEL); + + if (!psb_intel_encoder) { + dev_err(dev->dev, "psb_intel_encoder allocation error\n"); return; + } + + psb_intel_connector = + kzalloc(sizeof(struct psb_intel_connector), GFP_KERNEL); + + if (!psb_intel_connector) { + kfree(psb_intel_encoder); + dev_err(dev->dev, "psb_intel_connector allocation error\n"); + } lvds_priv = kzalloc(sizeof(struct psb_intel_lvds_priv), GFP_KERNEL); if (!lvds_priv) { - kfree(psb_intel_output); dev_err(dev->dev, "LVDS private allocation error\n"); - return; + goto failed_connector; } - psb_intel_output->dev_priv = lvds_priv; - psb_intel_output->mode_dev = mode_dev; + psb_intel_encoder->dev_priv = lvds_priv; - connector = &psb_intel_output->base; - encoder = &psb_intel_output->enc; - drm_connector_init(dev, &psb_intel_output->base, + connector = &psb_intel_connector->base; + encoder = &psb_intel_encoder->base; + drm_connector_init(dev, connector, &psb_intel_lvds_connector_funcs, DRM_MODE_CONNECTOR_LVDS); - drm_encoder_init(dev, &psb_intel_output->enc, + drm_encoder_init(dev, encoder, &psb_intel_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS); - drm_mode_connector_attach_encoder(&psb_intel_output->base, - &psb_intel_output->enc); - psb_intel_output->type = INTEL_OUTPUT_LVDS; + psb_intel_connector_attach_encoder(psb_intel_connector, + psb_intel_encoder); + psb_intel_encoder->type = INTEL_OUTPUT_LVDS; drm_encoder_helper_add(encoder, &psb_intel_lvds_helper_funcs); drm_connector_helper_add(connector, @@ -752,16 +768,14 @@ void psb_intel_lvds_init(struct drm_device *dev, * Set up I2C bus * FIXME: distroy i2c_bus when exit */ - psb_intel_output->i2c_bus = psb_intel_i2c_create(dev, - GPIOB, - "LVDSBLC_B"); - if (!psb_intel_output->i2c_bus) { + lvds_priv->i2c_bus = psb_intel_i2c_create(dev, GPIOB, "LVDSBLC_B"); + if (!lvds_priv->i2c_bus) { dev_printk(KERN_ERR, &dev->pdev->dev, "I2C bus registration failed.\n"); goto failed_blc_i2c; } - psb_intel_output->i2c_bus->slave_addr = 0x2C; - dev_priv->lvds_i2c_bus = psb_intel_output->i2c_bus; + lvds_priv->i2c_bus->slave_addr = 0x2C; + dev_priv->lvds_i2c_bus = lvds_priv->i2c_bus; /* * LVDS discovery: @@ -774,10 +788,8 @@ void psb_intel_lvds_init(struct drm_device *dev, */ /* Set up the DDC bus. */ - psb_intel_output->ddc_bus = psb_intel_i2c_create(dev, - GPIOC, - "LVDSDDC_C"); - if (!psb_intel_output->ddc_bus) { + lvds_priv->ddc_bus = psb_intel_i2c_create(dev, GPIOC, "LVDSDDC_C"); + if (!lvds_priv->ddc_bus) { dev_printk(KERN_ERR, &dev->pdev->dev, "DDC bus registration " "failed.\n"); goto failed_ddc; @@ -787,7 +799,7 @@ void psb_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. */ - psb_intel_ddc_get_modes(psb_intel_output); + psb_intel_ddc_get_modes(connector, &lvds_priv->ddc_bus->adapter); list_for_each_entry(scan, &connector->probed_modes, head) { if (scan->type & DRM_MODE_TYPE_PREFERRED) { mode_dev->panel_fixed_mode = @@ -841,14 +853,16 @@ out: return; failed_find: - if (psb_intel_output->ddc_bus) - psb_intel_i2c_destroy(psb_intel_output->ddc_bus); + if (lvds_priv->ddc_bus) + psb_intel_i2c_destroy(lvds_priv->ddc_bus); failed_ddc: - if (psb_intel_output->i2c_bus) - psb_intel_i2c_destroy(psb_intel_output->i2c_bus); + if (lvds_priv->i2c_bus) + psb_intel_i2c_destroy(lvds_priv->i2c_bus); failed_blc_i2c: drm_encoder_cleanup(encoder); drm_connector_cleanup(connector); - kfree(connector); +failed_connector: + if (psb_intel_connector) + kfree(psb_intel_connector); } -- 2.7.4