diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c index 0e35023b5703..cc86f431a3d4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c @@ -409,6 +409,44 @@ void amdgpu_gmc_tmz_set(struct amdgpu_device *adev) } } +/** + * amdgpu_noretry_set -- set per asic noretry defaults + * @adev: amdgpu_device pointer + * + * Set a per asic default for the no-retry parameter. + * + */ +void amdgpu_gmc_noretry_set(struct amdgpu_device *adev) +{ + struct amdgpu_gmc *gmc = &adev->gmc; + + switch (adev->asic_type) { + case CHIP_RAVEN: + /* Raven currently has issues with noretry + * regardless of what we decide for other + * asics, we should leave raven with + * noretry = 0 until we root cause the + * issues. + */ + if (amdgpu_noretry == -1) + gmc->noretry = 0; + else + gmc->noretry = amdgpu_noretry; + break; + default: + /* default this to 0 for now, but we may want + * to change this in the future for certain + * GPUs as it can increase performance in + * certain cases. + */ + if (amdgpu_noretry == -1) + gmc->noretry = 0; + else + gmc->noretry = amdgpu_noretry; + break; + } +} + void amdgpu_gmc_set_vm_fault_masks(struct amdgpu_device *adev, int hub_type, bool enable) { |