diff options
Diffstat (limited to 'drivers/gpu/drm/gma500')
| -rw-r--r-- | drivers/gpu/drm/gma500/cdv_intel_lvds.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/gma500/oaktrail_lvds.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/gma500/psb_intel_lvds.c | 3 |
3 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/cdv_intel_lvds.c b/drivers/gpu/drm/gma500/cdv_intel_lvds.c index 20e08e65d46c..66a41c026834 100644 --- a/drivers/gpu/drm/gma500/cdv_intel_lvds.c +++ b/drivers/gpu/drm/gma500/cdv_intel_lvds.c @@ -712,6 +712,7 @@ void cdv_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. */ + mutex_lock(&dev->mode_config.mutex); psb_intel_ddc_get_modes(connector, &gma_encoder->ddc_bus->adapter); list_for_each_entry(scan, &connector->probed_modes, head) { @@ -772,10 +773,12 @@ void cdv_intel_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); printk(KERN_ERR "Failed find\n"); if (gma_encoder->ddc_bus) psb_intel_i2c_destroy(gma_encoder->ddc_bus); diff --git a/drivers/gpu/drm/gma500/oaktrail_lvds.c b/drivers/gpu/drm/gma500/oaktrail_lvds.c index 5e0697862736..9b099468a5db 100644 --- a/drivers/gpu/drm/gma500/oaktrail_lvds.c +++ b/drivers/gpu/drm/gma500/oaktrail_lvds.c @@ -359,6 +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"); @@ -401,10 +402,14 @@ 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 (gma_encoder->ddc_bus) psb_intel_i2c_destroy(gma_encoder->ddc_bus); diff --git a/drivers/gpu/drm/gma500/psb_intel_lvds.c b/drivers/gpu/drm/gma500/psb_intel_lvds.c index 32342f6990d9..891a028a0826 100644 --- a/drivers/gpu/drm/gma500/psb_intel_lvds.c +++ b/drivers/gpu/drm/gma500/psb_intel_lvds.c @@ -777,6 +777,7 @@ 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. */ + mutex_lock(&dev->mode_config.mutex); 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) { @@ -827,10 +828,12 @@ void psb_intel_lvds_init(struct drm_device *dev, * actually having one. */ out: + mutex_unlock(&dev->mode_config.mutex); drm_sysfs_connector_add(connector); return; failed_find: + mutex_unlock(&dev->mode_config.mutex); if (lvds_priv->ddc_bus) psb_intel_i2c_destroy(lvds_priv->ddc_bus); failed_ddc: |