diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2019-03-11 18:05:12 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-15 15:55:32 -0400 |
| commit | 97c002be4113e50ddca424c7ebbfd4840402605f (patch) | |
| tree | 608255f6752f88210baa724e88197163e9374f68 /drivers/gpu/drm/amd/amdgpu/cik.c | |
| parent | 2a113c74ec7c50aef18fcd9442ea70f09ff26b16 (diff) | |
drm/amdgpu: enable BACO reset for SMU7 based dGPUs (v2)
Use BACO to reset the GPU if supported on SMU7 based
dGPUs.
v2: don't use baco on CI parts
Reviewed-by: Evan Quan <evan.quan@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/cik.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/cik.c | 48 |
1 files changed, 43 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c index b81bb414fcb3..fc8b34480f66 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.c +++ b/drivers/gpu/drm/amd/amdgpu/cik.c @@ -1270,15 +1270,15 @@ static int cik_gpu_pci_config_reset(struct amdgpu_device *adev) } /** - * cik_asic_reset - soft reset GPU + * cik_asic_pci_config_reset - soft reset GPU * * @adev: amdgpu_device pointer * - * Look up which blocks are hung and attempt - * to reset them. + * Use PCI Config method to reset the GPU. + * * Returns 0 for success. */ -static int cik_asic_reset(struct amdgpu_device *adev) +static int cik_asic_pci_config_reset(struct amdgpu_device *adev) { int r; @@ -1294,7 +1294,45 @@ static int cik_asic_reset(struct amdgpu_device *adev) static enum amd_reset_method cik_asic_reset_method(struct amdgpu_device *adev) { - return AMD_RESET_METHOD_LEGACY; + bool baco_reset; + + switch (adev->asic_type) { + case CHIP_BONAIRE: + case CHIP_HAWAII: + /* disable baco reset until it works */ + /* smu7_asic_get_baco_capability(adev, &baco_reset); */ + baco_reset = false; + break; + default: + baco_reset = false; + break; + } + + if (baco_reset) + return AMD_RESET_METHOD_BACO; + else + return AMD_RESET_METHOD_LEGACY; +} + +/** + * cik_asic_reset - soft reset GPU + * + * @adev: amdgpu_device pointer + * + * Look up which blocks are hung and attempt + * to reset them. + * Returns 0 for success. + */ +static int cik_asic_reset(struct amdgpu_device *adev) +{ + int r; + + if (cik_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) + r = smu7_asic_baco_reset(adev); + else + r = cik_asic_pci_config_reset(adev); + + return r; } static u32 cik_get_config_memsize(struct amdgpu_device *adev) |