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drm/radeon: add GPU reset flags

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The idea here is to move to a finer grained reset.
In some cases we may not need reset every block, and
in other cases we may not need to re-init the entire
asic.

Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-01-03 12:07:30 -05:00
parent 4b681c2843
commit ec46c76d50
1 changed files with 5 additions and 0 deletions
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drivers/gpu/drm/radeon/radeon.h
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@ -132,6 +132,11 @@ extern int radeon_lockup_timeout;
#define RADEON_VA_RESERVED_SIZE (8 << 20)
#define RADEON_IB_VM_MAX_SIZE (64 << 10)
/* reset flags */
#define RADEON_RESET_GFX (1 << 0)
#define RADEON_RESET_COMPUTE (1 << 1)
#define RADEON_RESET_DMA (1 << 2)
/*
* Errata workarounds.
*/