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path: root/drivers/gpu/drm/drm_gem.c
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Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r--drivers/gpu/drm/drm_gem.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 55d6182555c7..01f8d9481211 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -40,6 +40,7 @@
40#include <drm/drmP.h> 40#include <drm/drmP.h>
41#include <drm/drm_vma_manager.h> 41#include <drm/drm_vma_manager.h>
42#include <drm/drm_gem.h> 42#include <drm/drm_gem.h>
43#include <drm/drm_print.h>
43#include "drm_internal.h" 44#include "drm_internal.h"
44 45
45/** @file drm_gem.c 46/** @file drm_gem.c
@@ -348,7 +349,7 @@ EXPORT_SYMBOL_GPL(drm_gem_dumb_map_offset);
348 * @file: drm file-private structure to remove the dumb handle from 349 * @file: drm file-private structure to remove the dumb handle from
349 * @dev: corresponding drm_device 350 * @dev: corresponding drm_device
350 * @handle: the dumb handle to remove 351 * @handle: the dumb handle to remove
351 * 352 *
352 * This implements the &drm_driver.dumb_destroy kms driver callback for drivers 353 * This implements the &drm_driver.dumb_destroy kms driver callback for drivers
353 * which use gem to manage their backing storage. 354 * which use gem to manage their backing storage.
354 */ 355 */
@@ -365,7 +366,7 @@ EXPORT_SYMBOL(drm_gem_dumb_destroy);
365 * @file_priv: drm file-private structure to register the handle for 366 * @file_priv: drm file-private structure to register the handle for
366 * @obj: object to register 367 * @obj: object to register
367 * @handlep: pointer to return the created handle to the caller 368 * @handlep: pointer to return the created handle to the caller
368 * 369 *
369 * This expects the &drm_device.object_name_lock to be held already and will 370 * This expects the &drm_device.object_name_lock to be held already and will
370 * drop it before returning. Used to avoid races in establishing new handles 371 * drop it before returning. Used to avoid races in establishing new handles
371 * when importing an object from either an flink name or a dma-buf. 372 * when importing an object from either an flink name or a dma-buf.
@@ -1040,3 +1041,19 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
1040 return ret; 1041 return ret;
1041} 1042}
1042EXPORT_SYMBOL(drm_gem_mmap); 1043EXPORT_SYMBOL(drm_gem_mmap);
1044
1045void drm_gem_print_info(struct drm_printer *p, unsigned int indent,
1046 const struct drm_gem_object *obj)
1047{
1048 drm_printf_indent(p, indent, "name=%d\n", obj->name);
1049 drm_printf_indent(p, indent, "refcount=%u\n",
1050 kref_read(&obj->refcount));
1051 drm_printf_indent(p, indent, "start=%08lx\n",
1052 drm_vma_node_start(&obj->vma_node));
1053 drm_printf_indent(p, indent, "size=%zu\n", obj->size);
1054 drm_printf_indent(p, indent, "imported=%s\n",
1055 obj->import_attach ? "yes" : "no");
1056
1057 if (obj->dev->driver->gem_print_info)
1058 obj->dev->driver->gem_print_info(p, indent, obj);
1059}