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drm/amdgpu: add check_soft_reset ip func

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It is used to identify if the ip block is hang.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2016-07-15 11:19:20 +08:00 • committed by Alex Deucher
parent 5c6c201ccb
commit 63fbf42f73
3 changed files with 26 additions and 0 deletions
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2
drivers/gpu/drm/amd/include/amd_shared.h
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@ -159,6 +159,8 @@ struct amd_ip_funcs {
bool (*is_idle)(void *handle);
/* poll for idle */
int (*wait_for_idle)(void *handle);
/* check soft reset the IP block */
int (*check_soft_reset)(void *handle);
/* soft reset the IP block */
int (*soft_reset)(void *handle);
/* enable/disable cg for the IP block */