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drm/amdgpu: add late_fini for ip_funcs

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This give IP modules an optional late cleanup
function.  This is needed to handle tricky inter-module
dependencies during tear down.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2016-05-19 14:35:17 +08:00 committed by Alex Deucher
parent 8b4af8a8e3
commit 212cb3b6d7
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/amd/include/amd_shared.h
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@ -157,6 +157,7 @@ struct amd_ip_funcs {
int (*hw_init)(void *handle);
/* tears down the hw state */
int (*hw_fini)(void *handle);
void (*late_fini)(void *handle);
/* handles IP specific hw/sw changes for suspend */
int (*suspend)(void *handle);
/* handles IP specific hw/sw changes for resume */