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authorLijo Lazar <[email protected]>2021-03-16 13:36:28 +0000
committerAlex Deucher <[email protected]>2021-04-09 20:46:26 +0000
commit142600e854b17f7dac25c8f971c030bb1700d2b6 (patch)
tree0e3f5bd0a72225dbea2f9e64c0ae9b54b37bee66 /drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
parentdrm/amdgpu: Make set PG/CG state functions public (diff)
downloadkernel-142600e854b17f7dac25c8f971c030bb1700d2b6.tar.gz
kernel-142600e854b17f7dac25c8f971c030bb1700d2b6.zip
drm/amdgpu: Add mode2 reset support for aldebaran
v1: Aldebaran uses reset control to support mode2 reset. The sequences to reset and restore hardware context are specific to a particular configuration. v2: Clear bus mastering before reset. Fix coding style issues, drop unwanted variables and info log. Signed-off-by: Lijo Lazar <[email protected]> Reviewed-by: Feifei Xu <[email protected]> Reviewed-by: Hawking Zhang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
index 5bc94b8320ba..02afd4115675 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
@@ -36,6 +36,14 @@ int amdgpu_reset_init(struct amdgpu_device *adev)
{
int ret = 0;
+ switch (adev->asic_type) {
+ case CHIP_ALDEBARAN:
+ ret = aldebaran_reset_init(adev);
+ break;
+ default:
+ break;
+ }
+
return ret;
}
@@ -43,6 +51,14 @@ int amdgpu_reset_fini(struct amdgpu_device *adev)
{
int ret = 0;
+ switch (adev->asic_type) {
+ case CHIP_ALDEBARAN:
+ ret = aldebaran_reset_fini(adev);
+ break;
+ default:
+ break;
+ }
+
return ret;
}