diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/oaktrail_lvds.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/oaktrail_lvds.c | 85 |
1 files changed, 31 insertions, 54 deletions
diff --git a/drivers/gpu/drm/gma500/oaktrail_lvds.c b/drivers/gpu/drm/gma500/oaktrail_lvds.c index 325013a9c48..9b099468a5d 100644 --- a/drivers/gpu/drm/gma500/oaktrail_lvds.c +++ b/drivers/gpu/drm/gma500/oaktrail_lvds.c @@ -22,7 +22,7 @@ #include <linux/i2c.h> #include <drm/drmP.h> -#include <asm/mrst.h> +#include <asm/intel-mid.h> #include "intel_bios.h" #include "psb_drv.h" @@ -43,7 +43,7 @@ * Sets the power state for the panel. */ static void oaktrail_lvds_set_power(struct drm_device *dev, - struct psb_intel_encoder *psb_intel_encoder, + struct gma_encoder *gma_encoder, bool on) { u32 pp_status; @@ -78,13 +78,12 @@ static void oaktrail_lvds_set_power(struct drm_device *dev, static void oaktrail_lvds_dpms(struct drm_encoder *encoder, int mode) { struct drm_device *dev = encoder->dev; - struct psb_intel_encoder *psb_intel_encoder = - to_psb_intel_encoder(encoder); + struct gma_encoder *gma_encoder = to_gma_encoder(encoder); if (mode == DRM_MODE_DPMS_ON) - oaktrail_lvds_set_power(dev, psb_intel_encoder, true); + oaktrail_lvds_set_power(dev, gma_encoder, true); else - oaktrail_lvds_set_power(dev, psb_intel_encoder, false); + oaktrail_lvds_set_power(dev, gma_encoder, false); /* XXX: We never power down the LVDS pairs. */ } @@ -166,8 +165,7 @@ static void oaktrail_lvds_prepare(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_encoder *psb_intel_encoder = - to_psb_intel_encoder(encoder); + struct gma_encoder *gma_encoder = to_gma_encoder(encoder); struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; if (!gma_power_begin(dev, true)) @@ -176,7 +174,7 @@ static void oaktrail_lvds_prepare(struct drm_encoder *encoder) mode_dev->saveBLC_PWM_CTL = REG_READ(BLC_PWM_CTL); mode_dev->backlight_duty_cycle = (mode_dev->saveBLC_PWM_CTL & BACKLIGHT_DUTY_CYCLE_MASK); - oaktrail_lvds_set_power(dev, psb_intel_encoder, false); + oaktrail_lvds_set_power(dev, gma_encoder, false); gma_power_end(dev); } @@ -203,14 +201,13 @@ static void oaktrail_lvds_commit(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct drm_psb_private *dev_priv = dev->dev_private; - struct psb_intel_encoder *psb_intel_encoder = - to_psb_intel_encoder(encoder); + struct gma_encoder *gma_encoder = to_gma_encoder(encoder); struct psb_intel_mode_device *mode_dev = &dev_priv->mode_dev; if (mode_dev->backlight_duty_cycle == 0) mode_dev->backlight_duty_cycle = oaktrail_lvds_get_max_backlight(dev); - oaktrail_lvds_set_power(dev, psb_intel_encoder, true); + oaktrail_lvds_set_power(dev, gma_encoder, true); } static const struct drm_encoder_helper_funcs oaktrail_lvds_helper_funcs = { @@ -221,30 +218,6 @@ static const struct drm_encoder_helper_funcs oaktrail_lvds_helper_funcs = { .commit = oaktrail_lvds_commit, }; -static struct drm_display_mode lvds_configuration_modes[] = { - /* hard coded fixed mode for TPO LTPS LPJ040K001A */ - { DRM_MODE("800x480", DRM_MODE_TYPE_DRIVER, 33264, 800, 836, - 846, 1056, 0, 480, 489, 491, 525, 0, 0) }, - /* hard coded fixed mode for LVDS 800x480 */ - { DRM_MODE("800x480", DRM_MODE_TYPE_DRIVER, 30994, 800, 801, - 802, 1024, 0, 480, 481, 482, 525, 0, 0) }, - /* hard coded fixed mode for Samsung 480wsvga LVDS 1024x600@75 */ - { DRM_MODE("1024x600", DRM_MODE_TYPE_DRIVER, 53990, 1024, 1072, - 1104, 1184, 0, 600, 603, 604, 608, 0, 0) }, - /* hard coded fixed mode for Samsung 480wsvga LVDS 1024x600@75 */ - { DRM_MODE("1024x600", DRM_MODE_TYPE_DRIVER, 53990, 1024, 1104, - 1136, 1184, 0, 600, 603, 604, 608, 0, 0) }, - /* hard coded fixed mode for Sharp wsvga LVDS 1024x600 */ - { DRM_MODE("1024x600", DRM_MODE_TYPE_DRIVER, 48885, 1024, 1124, - 1204, 1312, 0, 600, 607, 610, 621, 0, 0) }, - /* hard coded fixed mode for LVDS 1024x768 */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, - 1184, 1344, 0, 768, 771, 777, 806, 0, 0) }, - /* hard coded fixed mode for LVDS 1366x768 */ - { DRM_MODE("1366x768", DRM_MODE_TYPE_DRIVER, 77500, 1366, 1430, - 1558, 1664, 0, 768, 769, 770, 776, 0, 0) }, -}; - /* Returns the panel fixed mode from configuration. */ static void oaktrail_lvds_get_configuration_mode(struct drm_device *dev, @@ -306,10 +279,10 @@ static void oaktrail_lvds_get_configuration_mode(struct drm_device *dev, mode_dev->panel_fixed_mode = drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode); - /* Then guess */ + + /* If we still got no mode then bail */ if (mode_dev->panel_fixed_mode == NULL) - mode_dev->panel_fixed_mode - = drm_mode_duplicate(dev, &lvds_configuration_modes[2]); + return; drm_mode_set_name(mode_dev->panel_fixed_mode); drm_mode_set_crtcinfo(mode_dev->panel_fixed_mode, 0); @@ -325,8 +298,8 @@ static void oaktrail_lvds_get_configuration_mode(struct drm_device *dev, void oaktrail_lvds_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev) { - struct psb_intel_encoder *psb_intel_encoder; - struct psb_intel_connector *psb_intel_connector; + struct gma_encoder *gma_encoder; + struct gma_connector *gma_connector; struct drm_connector *connector; struct drm_encoder *encoder; struct drm_psb_private *dev_priv = dev->dev_private; @@ -334,16 +307,16 @@ void oaktrail_lvds_init(struct drm_device *dev, struct i2c_adapter *i2c_adap; struct drm_display_mode *scan; /* *modes, *bios_mode; */ - psb_intel_encoder = kzalloc(sizeof(struct psb_intel_encoder), GFP_KERNEL); - if (!psb_intel_encoder) + gma_encoder = kzalloc(sizeof(struct gma_encoder), GFP_KERNEL); + if (!gma_encoder) return; - psb_intel_connector = kzalloc(sizeof(struct psb_intel_connector), GFP_KERNEL); - if (!psb_intel_connector) + gma_connector = kzalloc(sizeof(struct gma_connector), GFP_KERNEL); + if (!gma_connector) goto failed_connector; - connector = &psb_intel_connector->base; - encoder = &psb_intel_encoder->base; + connector = &gma_connector->base; + encoder = &gma_encoder->base; dev_priv->is_lvds_on = true; drm_connector_init(dev, connector, &psb_intel_lvds_connector_funcs, @@ -352,9 +325,8 @@ void oaktrail_lvds_init(struct drm_device *dev, drm_encoder_init(dev, encoder, &psb_intel_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS); - psb_intel_connector_attach_encoder(psb_intel_connector, - psb_intel_encoder); - psb_intel_encoder->type = INTEL_OUTPUT_LVDS; + gma_connector_attach_encoder(gma_connector, gma_encoder); + gma_encoder->type = INTEL_OUTPUT_LVDS; drm_encoder_helper_add(encoder, &oaktrail_lvds_helper_funcs); drm_connector_helper_add(connector, @@ -387,6 +359,7 @@ void oaktrail_lvds_init(struct drm_device *dev, * if closed, act like it's not there for now */ + mutex_lock(&dev->mode_config.mutex); i2c_adap = i2c_get_adapter(dev_priv->ops->i2c_bus); if (i2c_adap == NULL) dev_err(dev->dev, "No ddc adapter available!\n"); @@ -429,20 +402,24 @@ void oaktrail_lvds_init(struct drm_device *dev, } out: + mutex_unlock(&dev->mode_config.mutex); + drm_sysfs_connector_add(connector); return; failed_find: + mutex_unlock(&dev->mode_config.mutex); + dev_dbg(dev->dev, "No LVDS modes found, disabling.\n"); - if (psb_intel_encoder->ddc_bus) - psb_intel_i2c_destroy(psb_intel_encoder->ddc_bus); + if (gma_encoder->ddc_bus) + psb_intel_i2c_destroy(gma_encoder->ddc_bus); /* failed_ddc: */ drm_encoder_cleanup(encoder); drm_connector_cleanup(connector); - kfree(psb_intel_connector); + kfree(gma_connector); failed_connector: - kfree(psb_intel_encoder); + kfree(gma_encoder); } |