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drm/amdgpu: enable/disable doorbell interrupt in baco entry/exit helper

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This operation is needed when baco entry/exit for ras recovery

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Le Ma 2019-11-26 17:24:56 +08:00 committed by Alex Deucher
parent 5c39d600e3
commit 7a22677b95
1 changed files with 12 additions and 7 deletions
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19
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -4306,10 +4306,14 @@ static void amdgpu_device_get_pcie_info(struct amdgpu_device *adev)
int amdgpu_device_baco_enter(struct drm_device *dev)
{
struct amdgpu_device *adev = dev->dev_private;
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
if (!amdgpu_device_supports_baco(adev->ddev))
return -ENOTSUPP;
if (ras && ras->supported)
adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
if (is_support_sw_smu(adev)) {
struct smu_context *smu = &adev->smu;
int ret;
@ -4317,8 +4321,6 @@ int amdgpu_device_baco_enter(struct drm_device *dev)
ret = smu_baco_enter(smu);
if (ret)
return ret;
return 0;
} else {
void *pp_handle = adev->powerplay.pp_handle;
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
@ -4329,14 +4331,15 @@ int amdgpu_device_baco_enter(struct drm_device *dev)
/* enter BACO state */
if (pp_funcs->set_asic_baco_state(pp_handle, 1))
return -EIO;
return 0;
}
return 0;
}
int amdgpu_device_baco_exit(struct drm_device *dev)
{
struct amdgpu_device *adev = dev->dev_private;
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
if (!amdgpu_device_supports_baco(adev->ddev))
return -ENOTSUPP;
@ -4349,7 +4352,6 @@ int amdgpu_device_baco_exit(struct drm_device *dev)
if (ret)
return ret;
return 0;
} else {
void *pp_handle = adev->powerplay.pp_handle;
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
@ -4360,7 +4362,10 @@ int amdgpu_device_baco_exit(struct drm_device *dev)
/* exit BACO state */
if (pp_funcs->set_asic_baco_state(pp_handle, 0))
return -EIO;
return 0;
}
if (ras && ras->supported)
adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
return 0;
}