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drm/radeon: disable semaphores for UVD V1 (v2)

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Hardware doesn't seem to work correctly, just block userspace in this case.

v2: add missing defines

Bugs: https://bugs.freedesktop.org/show_bug.cgi?id=85320

Signed-off-by: Christian König <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2015-05-01 12:34:12 +02:00
committed by Alex Deucher
parent 71aee81937
commit 013ead48a8
5 changed files with 39 additions and 13 deletions
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3
drivers/gpu/drm/radeon/rv770d.h
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@@ -989,6 +989,9 @@
((n) & 0x3FFF) << 16)
/* UVD */
#define UVD_SEMA_ADDR_LOW 0xef00
#define UVD_SEMA_ADDR_HIGH 0xef04
#define UVD_SEMA_CMD 0xef08
#define UVD_GPCOM_VCPU_CMD 0xef0c
#define UVD_GPCOM_VCPU_DATA0 0xef10
#define UVD_GPCOM_VCPU_DATA1 0xef14