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drm/radeon: add a way to get and set initial buffer domains v2

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When passing buffers between processes, the receiving process needs to know
the original buffer domain, so that it doesn't accidentally move the buffer.

v2: reserve the buffer

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Marek Olšák
2014-03-02 00:56:17 +01:00
committed by Christian König
parent 14a9579ddb
commit bda72d58a2
6 changed files with 57 additions and 1 deletions
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3
drivers/gpu/drm/radeon/radeon_drv.c
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@@ -79,9 +79,10 @@
* 2.35.0 - Add CIK macrotile mode array query
* 2.36.0 - Fix CIK DCE tiling setup
* 2.37.0 - allow GS ring setup on r6xx/r7xx
* 2.38.0 - RADEON_GEM_OP (GET_INITIAL_DOMAIN, SET_INITIAL_DOMAIN)
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 37
#define KMS_DRIVER_MINOR 38
#define KMS_DRIVER_PATCHLEVEL 0
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
int radeon_driver_unload_kms(struct drm_device *dev);