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Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6

* 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
  drm/i915: Fix cursor physical address choice to match the 2D driver.
  drm: stash AGP include under the do-we-have-AGP ifdef
  drm: don't whine about not reading EDID data
  drm/i915: hook up LVDS DPMS property
  drm/i915: remove unnecessary debug output in KMS init
  i915: fix freeing path for gem phys objects.
  drm: create mode_config idr lock
  drm: fix leak of device mappings since multi-master changes.
Linus Torvalds há 16 anos atrás
pai
commit
832fb4a01c

+ 2 - 1
drivers/gpu/drm/drm_agpsupport.c

@@ -33,10 +33,11 @@
 
 #include "drmP.h"
 #include <linux/module.h>
-#include <asm/agp.h>
 
 #if __OS_HAS_AGP
 
+#include <asm/agp.h>
+
 /**
  * Get AGP information.
  *

+ 9 - 5
drivers/gpu/drm/drm_crtc.c

@@ -194,7 +194,6 @@ char *drm_get_connector_status_name(enum drm_connector_status status)
  * @type: object type
  *
  * LOCKING:
- * Caller must hold DRM mode_config lock.
  *
  * Create a unique identifier based on @ptr in @dev's identifier space.  Used
  * for tracking modes, CRTCs and connectors.
@@ -209,15 +208,15 @@ static int drm_mode_object_get(struct drm_device *dev,
 	int new_id = 0;
 	int ret;
 
-	WARN(!mutex_is_locked(&dev->mode_config.mutex),
-	     "%s called w/o mode_config lock\n", __func__);
 again:
 	if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) {
 		DRM_ERROR("Ran out memory getting a mode number\n");
 		return -EINVAL;
 	}
 
+	mutex_lock(&dev->mode_config.idr_mutex);
 	ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id);
+	mutex_unlock(&dev->mode_config.idr_mutex);
 	if (ret == -EAGAIN)
 		goto again;
 
@@ -239,16 +238,20 @@ again:
 static void drm_mode_object_put(struct drm_device *dev,
 				struct drm_mode_object *object)
 {
+	mutex_lock(&dev->mode_config.idr_mutex);
 	idr_remove(&dev->mode_config.crtc_idr, object->id);
+	mutex_unlock(&dev->mode_config.idr_mutex);
 }
 
 void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type)
 {
-	struct drm_mode_object *obj;
+	struct drm_mode_object *obj = NULL;
 
+	mutex_lock(&dev->mode_config.idr_mutex);
 	obj = idr_find(&dev->mode_config.crtc_idr, id);
 	if (!obj || (obj->type != type) || (obj->id != id))
-		return NULL;
+		obj = NULL;
+	mutex_unlock(&dev->mode_config.idr_mutex);
 
 	return obj;
 }
@@ -786,6 +789,7 @@ EXPORT_SYMBOL(drm_mode_create_dithering_property);
 void drm_mode_config_init(struct drm_device *dev)
 {
 	mutex_init(&dev->mode_config.mutex);
+	mutex_init(&dev->mode_config.idr_mutex);
 	INIT_LIST_HEAD(&dev->mode_config.fb_list);
 	INIT_LIST_HEAD(&dev->mode_config.fb_kernel_list);
 	INIT_LIST_HEAD(&dev->mode_config.crtc_list);

+ 4 - 0
drivers/gpu/drm/drm_drv.c

@@ -294,6 +294,7 @@ EXPORT_SYMBOL(drm_init);
  */
 static void drm_cleanup(struct drm_device * dev)
 {
+	struct drm_map_list *r_list, *list_temp;
 	DRM_DEBUG("\n");
 
 	if (!dev) {
@@ -325,6 +326,9 @@ static void drm_cleanup(struct drm_device * dev)
 	drm_ht_remove(&dev->map_hash);
 	drm_ctxbitmap_cleanup(dev);
 
+	list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head)
+		drm_rmmap(dev, r_list->map);
+
 	if (drm_core_check_feature(dev, DRIVER_MODESET))
 		drm_put_minor(&dev->control);
 

+ 1 - 1
drivers/gpu/drm/drm_edid.c

@@ -660,7 +660,7 @@ struct edid *drm_get_edid(struct drm_connector *connector,
 
 	edid = (struct edid *)drm_ddc_read(adapter);
 	if (!edid) {
-		dev_warn(&connector->dev->pdev->dev, "%s: no EDID data\n",
+		dev_info(&connector->dev->pdev->dev, "%s: no EDID data\n",
 			 drm_get_connector_name(connector));
 		return NULL;
 	}

+ 8 - 0
drivers/gpu/drm/drm_stub.c

@@ -118,12 +118,20 @@ static void drm_master_destroy(struct kref *kref)
 	struct drm_master *master = container_of(kref, struct drm_master, refcount);
 	struct drm_magic_entry *pt, *next;
 	struct drm_device *dev = master->minor->dev;
+	struct drm_map_list *r_list, *list_temp;
 
 	list_del(&master->head);
 
 	if (dev->driver->master_destroy)
 		dev->driver->master_destroy(dev, master);
 
+	list_for_each_entry_safe(r_list, list_temp, &dev->maplist, head) {
+		if (r_list->master == master) {
+			drm_rmmap_locked(dev, r_list->map);
+			r_list = NULL;
+		}
+	}
+
 	if (master->unique) {
 		drm_free(master->unique, master->unique_size, DRM_MEM_DRIVER);
 		master->unique = NULL;

+ 4 - 3
drivers/gpu/drm/i915/i915_dma.c

@@ -944,13 +944,14 @@ static int i915_load_modeset_init(struct drm_device *dev)
 	dev->mode_config.fb_base = drm_get_resource_start(dev, fb_bar) &
 		0xff000000;
 
-	DRM_DEBUG("*** fb base 0x%08lx\n", dev->mode_config.fb_base);
-
-	if (IS_MOBILE(dev) || (IS_I9XX(dev) && !IS_I965G(dev) && !IS_G33(dev)))
+	if (IS_MOBILE(dev) || IS_I9XX(dev))
 		dev_priv->cursor_needs_physical = true;
 	else
 		dev_priv->cursor_needs_physical = false;
 
+	if (IS_I965G(dev) || IS_G33(dev))
+		dev_priv->cursor_needs_physical = false;
+
 	ret = i915_probe_agp(dev, &agp_size, &prealloc_size);
 	if (ret)
 		goto kfree_devname;

+ 1 - 1
drivers/gpu/drm/i915/i915_gem.c

@@ -3364,7 +3364,7 @@ void i915_gem_free_all_phys_object(struct drm_device *dev)
 {
 	int i;
 
-	for (i = 0; i < I915_MAX_PHYS_OBJECT; i++)
+	for (i = I915_GEM_PHYS_CURSOR_0; i <= I915_MAX_PHYS_OBJECT; i++)
 		i915_gem_free_phys_object(dev, i);
 }
 

+ 13 - 0
drivers/gpu/drm/i915/intel_lvds.c

@@ -340,6 +340,18 @@ static void intel_lvds_destroy(struct drm_connector *connector)
 	kfree(connector);
 }
 
+static int intel_lvds_set_property(struct drm_connector *connector,
+				   struct drm_property *property,
+				   uint64_t value)
+{
+	struct drm_device *dev = connector->dev;
+
+	if (property == dev->mode_config.dpms_property && connector->encoder)
+		intel_lvds_dpms(connector->encoder, (uint32_t)(value & 0xf));
+
+	return 0;
+}
+
 static const struct drm_encoder_helper_funcs intel_lvds_helper_funcs = {
 	.dpms = intel_lvds_dpms,
 	.mode_fixup = intel_lvds_mode_fixup,
@@ -359,6 +371,7 @@ static const struct drm_connector_funcs intel_lvds_connector_funcs = {
 	.restore = intel_lvds_restore,
 	.detect = intel_lvds_detect,
 	.fill_modes = drm_helper_probe_single_connector_modes,
+	.set_property = intel_lvds_set_property,
 	.destroy = intel_lvds_destroy,
 };
 

+ 2 - 1
include/drm/drm_crtc.h

@@ -528,7 +528,8 @@ struct drm_mode_group {
  *
  */
 struct drm_mode_config {
-	struct mutex mutex; /* protects configuration and IDR */
+	struct mutex mutex; /* protects configuration (mode lists etc.) */
+	struct mutex idr_mutex; /* for IDR management */
 	struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */
 	/* this is limited to one for now */
 	int num_fb;