Only drm/i915 does the bookkeeping that makes the information useful,
and the information maintained is driver specific, so move it out of the
core and into its single user.
Signed-off-by: Chris Wilson <chris(a)chris-wilson.co.uk>
Cc: Dave Airlie <airlied(a)redhat.com>
---
drivers/gpu/drm/drm_debugfs.c | 1 -
drivers/gpu/drm/drm_gem.c | 14 --------
drivers/gpu/drm/drm_info.c | 14 --------
drivers/gpu/drm/drm_proc.c | 1 -
drivers/gpu/drm/i915/i915_debugfs.c | 26 +++++++++++++++
drivers/gpu/drm/i915/i915_drv.h | 9 +++++
drivers/gpu/drm/i915/i915_gem.c | 58 ++++++++++++++++++++--------------
include/drm/drmP.h | 8 -----
8 files changed, 69 insertions(+), 62 deletions(-)
diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c
index 677b275..9d8c892 100644
--- a/drivers/gpu/drm/drm_debugfs.c
+++ b/drivers/gpu/drm/drm_debugfs.c
@@ -48,7 +48,6 @@ static struct drm_info_list drm_debugfs_list[] = {
{"queues", drm_queues_info, 0},
{"bufs", drm_bufs_info, 0},
{"gem_names", drm_gem_name_info, DRIVER_GEM},
- {"gem_objects", drm_gem_object_info, DRIVER_GEM},
#if DRM_DEBUG_CODE
{"vma", drm_vma_info, 0},
#endif
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index cff7317..3ea0692 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -92,12 +92,6 @@ drm_gem_init(struct drm_device *dev)
spin_lock_init(&dev->object_name_lock);
idr_init(&dev->object_name_idr);
- atomic_set(&dev->object_count, 0);
- atomic_set(&dev->object_memory, 0);
- atomic_set(&dev->pin_count, 0);
- atomic_set(&dev->pin_memory, 0);
- atomic_set(&dev->gtt_count, 0);
- atomic_set(&dev->gtt_memory, 0);
mm = kzalloc(sizeof(struct drm_gem_mm), GFP_KERNEL);
if (!mm) {
@@ -151,9 +145,6 @@ int drm_gem_object_init(struct drm_device *dev,
kref_init(&obj->handlecount);
obj->size = size;
- atomic_inc(&dev->object_count);
- atomic_add(obj->size, &dev->object_memory);
-
return 0;
}
EXPORT_SYMBOL(drm_gem_object_init);
@@ -180,8 +171,6 @@ drm_gem_object_alloc(struct drm_device *dev, size_t size)
return obj;
fput:
/* Object_init mangles the global counters - readjust them. */
- atomic_dec(&dev->object_count);
- atomic_sub(obj->size, &dev->object_memory);
fput(obj->filp);
free:
kfree(obj);
@@ -436,10 +425,7 @@ drm_gem_release(struct drm_device *dev, struct drm_file *file_private)
void
drm_gem_object_release(struct drm_gem_object *obj)
{
- struct drm_device *dev = obj->dev;
fput(obj->filp);
- atomic_dec(&dev->object_count);
- atomic_sub(obj->size, &dev->object_memory);
}
EXPORT_SYMBOL(drm_gem_object_release);
diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c
index 2ef2c78..5aff08e 100644
--- a/drivers/gpu/drm/drm_info.c
+++ b/drivers/gpu/drm/drm_info.c
@@ -270,20 +270,6 @@ int drm_gem_name_info(struct seq_file *m, void *data)
return 0;
}
-int drm_gem_object_info(struct seq_file *m, void* data)
-{
- struct drm_info_node *node = (struct drm_info_node *) m->private;
- struct drm_device *dev = node->minor->dev;
-
- seq_printf(m, "%d objects\n", atomic_read(&dev->object_count));
- seq_printf(m, "%d object bytes\n", atomic_read(&dev->object_memory));
- seq_printf(m, "%d pinned\n", atomic_read(&dev->pin_count));
- seq_printf(m, "%d pin bytes\n", atomic_read(&dev->pin_memory));
- seq_printf(m, "%d gtt bytes\n", atomic_read(&dev->gtt_memory));
- seq_printf(m, "%d gtt total\n", dev->gtt_total);
- return 0;
-}
-
#if DRM_DEBUG_CODE
int drm_vma_info(struct seq_file *m, void *data)
diff --git a/drivers/gpu/drm/drm_proc.c b/drivers/gpu/drm/drm_proc.c
index e571de5..9e5b07e 100644
--- a/drivers/gpu/drm/drm_proc.c
+++ b/drivers/gpu/drm/drm_proc.c
@@ -55,7 +55,6 @@ static struct drm_info_list drm_proc_list[] = {
{"queues", drm_queues_info, 0},
{"bufs", drm_bufs_info, 0},
{"gem_names", drm_gem_name_info, DRIVER_GEM},
- {"gem_objects", drm_gem_object_info, DRIVER_GEM},
#if DRM_DEBUG_CODE
{"vma", drm_vma_info, 0},
#endif
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 0d9bbd5..d598070 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -188,6 +188,31 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
return 0;
}
+static int i915_gem_object_info(struct seq_file *m, void* data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int ret;
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+
+ seq_printf(m, "%u objects\n", dev_priv->mm.object_count);
+ seq_printf(m, "%zu object bytes\n", dev_priv->mm.object_memory);
+ seq_printf(m, "%u pinned\n", dev_priv->mm.pin_count);
+ seq_printf(m, "%zu pin bytes\n", dev_priv->mm.pin_memory);
+ seq_printf(m, "%u objects in gtt\n", dev_priv->mm.gtt_count);
+ seq_printf(m, "%zu gtt bytes\n", dev_priv->mm.gtt_memory);
+ seq_printf(m, "%zu gtt total\n", dev_priv->mm.gtt_total);
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
+
static int i915_gem_pageflip_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
@@ -994,6 +1019,7 @@ static int i915_wedged_create(struct dentry *root, struct drm_minor *minor)
static struct drm_info_list i915_debugfs_list[] = {
{"i915_capabilities", i915_capabilities, 0, 0},
+ {"i915_gem_objects", i915_gem_object_info, 0},
{"i915_gem_render_active", i915_gem_object_list_info, 0, (void *) RENDER_LIST},
{"i915_gem_bsd_active", i915_gem_object_list_info, 0, (void *) BSD_LIST},
{"i915_gem_flushing", i915_gem_object_list_info, 0, (void *) FLUSHING_LIST},
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 66acc7c..7cfbc0f 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -642,6 +642,15 @@ typedef struct drm_i915_private {
struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];
uint32_t flush_rings;
+
+ /* accounting, useful for userland debugging */
+ size_t object_memory;
+ size_t pin_memory;
+ size_t gtt_memory;
+ size_t gtt_total;
+ u32 object_count;
+ u32 pin_count;
+ u32 gtt_count;
} mm;
struct sdvo_device_mapping sdvo_mappings[2];
/* indicate whether the LVDS_BORDER should be enabled or not */
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 302beee..d81af5e 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -128,7 +128,8 @@ i915_gem_object_is_inactive(struct drm_i915_gem_object *obj_priv)
obj_priv->pin_count == 0;
}
-int i915_gem_do_init(struct drm_device *dev, unsigned long start,
+int i915_gem_do_init(struct drm_device *dev,
+ unsigned long start,
unsigned long end)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@@ -142,7 +143,7 @@ int i915_gem_do_init(struct drm_device *dev, unsigned long start,
drm_mm_init(&dev_priv->mm.gtt_space, start,
end - start);
- dev->gtt_total = (uint32_t) (end - start);
+ dev_priv->mm.gtt_total = end - start;
return 0;
}
@@ -165,14 +166,16 @@ int
i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_get_aperture *args = data;
if (!(dev->driver->driver_features & DRIVER_GEM))
return -ENODEV;
- args->aper_size = dev->gtt_total;
- args->aper_available_size = (args->aper_size -
- atomic_read(&dev->pin_memory));
+ mutex_lock(&dev->struct_mutex);
+ args->aper_size = dev_priv->mm.gtt_total;
+ args->aper_available_size = args->aper_size - dev_priv->mm.pin_memory;
+ mutex_unlock(&dev->struct_mutex);
return 0;
}
@@ -2126,9 +2129,8 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
BUG_ON(obj_priv->pages_refcount);
if (obj_priv->gtt_space) {
- atomic_dec(&dev->gtt_count);
- atomic_sub(obj->size, &dev->gtt_memory);
-
+ dev_priv->mm.gtt_count--;
+ dev_priv->mm.gtt_memory -= obj->size;
drm_mm_put_block(obj_priv->gtt_space);
obj_priv->gtt_space = NULL;
}
@@ -2619,7 +2621,7 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
/* If the object is bigger than the entire aperture, reject it early
* before evicting everything in a vain attempt to find space.
*/
- if (obj->size > dev->gtt_total) {
+ if (obj->size > dev_priv->mm.gtt_total) {
DRM_ERROR("Attempting to bind an object larger than the aperture\n");
return -E2BIG;
}
@@ -2688,8 +2690,8 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
goto search_free;
}
- atomic_inc(&dev->gtt_count);
- atomic_add(obj->size, &dev->gtt_memory);
+ dev_priv->mm.gtt_count++;
+ dev_priv->mm.gtt_memory += obj->size;
/* keep track of bounds object by adding it to the inactive list */
list_add_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
@@ -3779,15 +3781,16 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
pinned+1, args->buffer_count,
total_size, num_fences,
ret);
- DRM_ERROR("%d objects [%d pinned], "
- "%d object bytes [%d pinned], "
- "%d/%d gtt bytes\n",
- atomic_read(&dev->object_count),
- atomic_read(&dev->pin_count),
- atomic_read(&dev->object_memory),
- atomic_read(&dev->pin_memory),
- atomic_read(&dev->gtt_memory),
- dev->gtt_total);
+ DRM_ERROR("%u objects [%u pinned, %u GTT], "
+ "%zu object bytes [%zu pinned], "
+ "%zu /%zu gtt bytes\n",
+ dev_priv->mm.object_count,
+ dev_priv->mm.pin_count,
+ dev_priv->mm.gtt_count,
+ dev_priv->mm.object_memory,
+ dev_priv->mm.pin_memory,
+ dev_priv->mm.gtt_memory,
+ dev_priv->mm.gtt_total);
}
goto err;
}
@@ -4119,8 +4122,8 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
* remove it from the inactive list
*/
if (obj_priv->pin_count == 1) {
- atomic_inc(&dev->pin_count);
- atomic_add(obj->size, &dev->pin_memory);
+ dev_priv->mm.pin_count++;
+ dev_priv->mm.pin_memory += obj->size;
if (!obj_priv->active)
list_move_tail(&obj_priv->list,
&dev_priv->mm.pinned_list);
@@ -4150,8 +4153,8 @@ i915_gem_object_unpin(struct drm_gem_object *obj)
if (!obj_priv->active)
list_move_tail(&obj_priv->list,
&dev_priv->mm.inactive_list);
- atomic_dec(&dev->pin_count);
- atomic_sub(obj->size, &dev->pin_memory);
+ dev_priv->mm.pin_count--;
+ dev_priv->mm.pin_memory -= obj->size;
}
WARN_ON(i915_verify_lists(dev));
}
@@ -4378,6 +4381,7 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
struct drm_gem_object * i915_gem_alloc_object(struct drm_device *dev,
size_t size)
{
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
obj = kzalloc(sizeof(*obj), GFP_KERNEL);
@@ -4389,6 +4393,9 @@ struct drm_gem_object * i915_gem_alloc_object(struct drm_device *dev,
return NULL;
}
+ dev_priv->mm.object_count++;
+ dev_priv->mm.object_memory += size;
+
obj->base.write_domain = I915_GEM_DOMAIN_CPU;
obj->base.read_domains = I915_GEM_DOMAIN_CPU;
@@ -4430,6 +4437,9 @@ static void i915_gem_free_object_tail(struct drm_gem_object *obj)
drm_gem_object_release(obj);
+ dev_priv->mm.object_count--;
+ dev_priv->mm.object_memory -= obj->size;
+
kfree(obj_priv->page_cpu_valid);
kfree(obj_priv->bit_17);
kfree(obj_priv);
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 30e827a..bb5c418 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1041,13 +1041,6 @@ struct drm_device {
/*@{ */
spinlock_t object_name_lock;
struct idr object_name_idr;
- atomic_t object_count;
- atomic_t object_memory;
- atomic_t pin_count;
- atomic_t pin_memory;
- atomic_t gtt_count;
- atomic_t gtt_memory;
- uint32_t gtt_total;
uint32_t invalidate_domains; /* domains pending invalidation */
uint32_t flush_domains; /* domains pending flush */
/*@} */
@@ -1378,7 +1371,6 @@ extern int drm_bufs_info(struct seq_file *m, void *data);
extern int drm_vblank_info(struct seq_file *m, void *data);
extern int drm_clients_info(struct seq_file *m, void* data);
extern int drm_gem_name_info(struct seq_file *m, void *data);
-extern int drm_gem_object_info(struct seq_file *m, void* data);
#if DRM_DEBUG_CODE
extern int drm_vma_info(struct seq_file *m, void *data);
--
1.7.1
