DSS2: Add sysfs entry to for the alpha blending support.

[pandora-kernel.git] / drivers / video / omap2 / dss / manager.c

diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c
index e0501c4..7965a84 100644 (file)
--- a/drivers/video/omap2/dss/manager.c
+++ b/drivers/video/omap2/dss/manager.c
@@ -192,6 +192,22 @@ static ssize_t manager_color_key_enabled_store(struct omap_overlay_manager *mgr,
 
        return size;
 }
+static ssize_t manager_alpha_blending_enabled_show(
+               struct omap_overlay_manager *mgr, char *buf)
+{
+       return snprintf(buf, PAGE_SIZE, "%d\n",
+                       mgr->get_alpha_blending_status(mgr));
+}
+static ssize_t manager_alpha_blending_enabled_store(
+               struct omap_overlay_manager *mgr,
+               const char *buf, size_t size)
+{
+       int enable;
+       if (sscanf(buf, "%d", &enable) != 1)
+               return -EINVAL;
+       mgr->enable_alpha_blending(mgr, enable);
+       return size;
+}
 
 
 struct manager_attribute {
@@ -215,6 +231,10 @@ static MANAGER_ATTR(color_key_value, S_IRUGO|S_IWUSR,
                manager_color_key_value_show, manager_color_key_value_store);
 static MANAGER_ATTR(color_key_enabled, S_IRUGO|S_IWUSR,
                manager_color_key_enabled_show, manager_color_key_enabled_store);
+static MANAGER_ATTR(alpha_blending_enabled, S_IRUGO|S_IWUSR,
+               manager_alpha_blending_enabled_show,
+               manager_alpha_blending_enabled_store);
+
 
 static struct attribute *manager_sysfs_attrs[] = {
        &manager_attr_name.attr,
@@ -223,6 +243,7 @@ static struct attribute *manager_sysfs_attrs[] = {
        &manager_attr_color_key_type.attr,
        &manager_attr_color_key_value.attr,
        &manager_attr_color_key_enabled.attr,
+       &manager_attr_alpha_blending_enabled.attr,
        NULL
 };