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[RFC,05/11] drm: split property values out

Message ID 1350089352-18162-6-git-send-email-rob.clark@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Rob Clark Oct. 13, 2012, 12:49 a.m. UTC 
From: Rob Clark <rob@ti.com>

Split property values out into a different struct, so we can later
move property values into state structs.  This will allow the
property values to stay in sync w/ the state updates which are
either discarded or atomically committed.
---
 drivers/gpu/drm/drm_crtc.c         |   29 ++++++++++++++++++++---------
 drivers/gpu/drm/drm_fb_helper.c    |    1 +
 drivers/staging/omapdrm/omap_drv.c |    5 +++--
 include/drm/drm_crtc.h             |   10 +++++++++-
 4 files changed, 33 insertions(+), 12 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 5308a34..b1ccfea 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -446,6 +446,7 @@  int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
 		goto out;
 
 	crtc->base.properties = &crtc->properties;
+	crtc->base.propvals = &crtc->propvals;
 
 	list_add_tail(&crtc->head, &dev->mode_config.crtc_list);
 	dev->mode_config.num_crtc++;
@@ -547,6 +548,7 @@  int drm_connector_init(struct drm_device *dev,
 		goto out;
 
 	connector->base.properties = &connector->properties;
+	connector->base.propvals = &connector->propvals;
 	connector->dev = dev;
 	connector->funcs = funcs;
 	connector->connector_type = connector_type;
@@ -670,6 +672,7 @@  int drm_plane_init(struct drm_device *dev, struct drm_plane *plane,
 		goto out;
 
 	plane->base.properties = &plane->properties;
+	plane->base.propvals = &plane->propvals;
 	plane->dev = dev;
 	plane->funcs = funcs;
 	plane->format_types = kmalloc(sizeof(uint32_t) * format_count,
@@ -1549,7 +1552,7 @@  int drm_mode_getconnector(struct drm_device *dev, void *data,
 				goto out;
 			}
 
-			if (put_user(connector->properties.values[i],
+			if (put_user(connector->propvals.values[i],
 				     prop_values + copied)) {
 				ret = -EFAULT;
 				goto out;
@@ -2951,19 +2954,20 @@  void drm_object_attach_property(struct drm_mode_object *obj,
 	}
 
 	obj->properties->ids[count] = property->base.id;
-	obj->properties->values[count] = init_val;
+	obj->propvals->values[count] = init_val;
 	obj->properties->count++;
 }
 EXPORT_SYMBOL(drm_object_attach_property);
 
 int drm_object_property_set_value(struct drm_mode_object *obj,
+				  struct drm_object_property_values *propvals,
 				  struct drm_property *property, uint64_t val)
 {
 	int i;
 
 	for (i = 0; i < obj->properties->count; i++) {
 		if (obj->properties->ids[i] == property->base.id) {
-			obj->properties->values[i] = val;
+			propvals->values[i] = val;
 			return 0;
 		}
 	}
@@ -2979,7 +2983,7 @@  int drm_object_property_get_value(struct drm_mode_object *obj,
 
 	for (i = 0; i < obj->properties->count; i++) {
 		if (obj->properties->ids[i] == property->base.id) {
-			*val = obj->properties->values[i];
+			*val = obj->propvals->values[i];
 			return 0;
 		}
 	}
@@ -3172,7 +3176,9 @@  int drm_mode_connector_update_edid_property(struct drm_connector *connector,
 	/* Delete edid, when there is none. */
 	if (!edid) {
 		connector->edid_blob_ptr = NULL;
-		ret = drm_object_property_set_value(&connector->base, dev->mode_config.edid_property, 0);
+		ret = drm_object_property_set_value(&connector->base,
+				&connector->propvals,
+				dev->mode_config.edid_property, 0);
 		return ret;
 	}
 
@@ -3181,6 +3187,7 @@  int drm_mode_connector_update_edid_property(struct drm_connector *connector,
 							    size, edid);
 
 	ret = drm_object_property_set_value(&connector->base,
+					       &connector->propvals,
 					       dev->mode_config.edid_property,
 					       connector->edid_blob_ptr->base.id);
 
@@ -3254,7 +3261,9 @@  static int drm_mode_connector_set_obj_prop(struct drm_connector *connector,
 
 	/* store the property value if successful */
 	if (!ret)
-		drm_object_property_set_value(&connector->base, property, value);
+		drm_object_property_set_value(&connector->base,
+				&connector->propvals, property, value);
+
 	return ret;
 }
 
@@ -3267,7 +3276,8 @@  static int drm_mode_crtc_set_obj_prop(struct drm_crtc *crtc,
 	if (crtc->funcs->set_property)
 		ret = crtc->funcs->set_property(crtc, state, property, value);
 	if (!ret)
-		drm_object_property_set_value(&crtc->base, property, value);
+		drm_object_property_set_value(&crtc->base, &crtc->propvals,
+				property, value);
 
 	return ret;
 }
@@ -3281,7 +3291,8 @@  static int drm_mode_plane_set_obj_prop(struct drm_plane *plane,
 	if (plane->funcs->set_property)
 		ret = plane->funcs->set_property(plane, state, property, value);
 	if (!ret)
-		drm_object_property_set_value(&plane->base, property, value);
+		drm_object_property_set_value(&plane->base, &plane->propvals,
+				property, value);
 
 	return ret;
 }
@@ -3382,7 +3393,7 @@  int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,
 				ret = -EFAULT;
 				goto out;
 			}
-			if (put_user(obj->properties->values[i],
+			if (put_user(obj->propvals->values[i],
 				     prop_values_ptr + copied)) {
 				ret = -EFAULT;
 				goto out;
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 712b3e88..80bdb59 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -332,6 +332,7 @@  static void drm_fb_helper_dpms(struct fb_info *info, int dpms_mode)
 			connector = fb_helper->connector_info[j]->connector;
 			connector->funcs->dpms(connector, dpms_mode);
 			drm_object_property_set_value(&connector->base,
+				&connector->propvals,
 				dev->mode_config.dpms_property, dpms_mode);
 		}
 	}
diff --git a/drivers/staging/omapdrm/omap_drv.c b/drivers/staging/omapdrm/omap_drv.c
index bdb98d5..5f5ee84 100644
--- a/drivers/staging/omapdrm/omap_drv.c
+++ b/drivers/staging/omapdrm/omap_drv.c
@@ -526,8 +526,9 @@  static void dev_lastclose(struct drm_device *dev)
 	 * default state on lastclose?
 	 */
 	for (i = 0; i < priv->num_planes; i++) {
-		drm_object_property_set_value(&priv->planes[i]->base,
-				priv->rotation_prop, 0);
+		struct drm_plane *plane = priv->planes[i];
+		drm_object_property_set_value(&plane->base,
+				&plane->propvals, priv->rotation_prop, 0);
 	}
 
 	mutex_lock(&dev->mode_config.mutex);
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 219d35a..cb438bf 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -37,7 +37,7 @@  struct drm_device;
 struct drm_mode_set;
 struct drm_framebuffer;
 struct drm_object_properties;
-
+struct drm_object_property_values;
 
 #define DRM_MODE_OBJECT_CRTC 0xcccccccc
 #define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0
@@ -52,12 +52,16 @@  struct drm_mode_object {
 	uint32_t id;
 	uint32_t type;
 	struct drm_object_properties *properties;
+	struct drm_object_property_values *propvals;
 };
 
 #define DRM_OBJECT_MAX_PROPERTY 24
 struct drm_object_properties {
 	int count;
 	uint32_t ids[DRM_OBJECT_MAX_PROPERTY];
+};
+
+struct drm_object_property_values {
 	uint64_t values[DRM_OBJECT_MAX_PROPERTY];
 };
 
@@ -430,6 +434,7 @@  struct drm_crtc {
 	void *helper_private;
 
 	struct drm_object_properties properties;
+	struct drm_object_property_values propvals;
 };
 
 
@@ -596,6 +601,7 @@  struct drm_connector {
 	struct list_head user_modes;
 	struct drm_property_blob *edid_blob_ptr;
 	struct drm_object_properties properties;
+	struct drm_object_property_values propvals;
 
 	uint8_t polled; /* DRM_CONNECTOR_POLL_* */
 
@@ -681,6 +687,7 @@  struct drm_plane {
 	void *helper_private;
 
 	struct drm_object_properties properties;
+	struct drm_object_property_values propvals;
 };
 
 /**
@@ -928,6 +935,7 @@  extern void drm_mode_connector_list_update(struct drm_connector *connector);
 extern int drm_mode_connector_update_edid_property(struct drm_connector *connector,
 						struct edid *edid);
 extern int drm_object_property_set_value(struct drm_mode_object *obj,
+					 struct drm_object_property_values *propvals,
 					 struct drm_property *property,
 					 uint64_t val);
 extern int drm_object_property_get_value(struct drm_mode_object *obj,