Commit 7a22677b authored by Le Ma's avatar Le Ma Committed by Alex Deucher
Browse files

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



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

Signed-off-by: default avatarLe Ma <le.ma@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5c39d600

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+12 −7
Original line number Diff line number Diff line
@@ -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;

}

}



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;

	}



	if (ras && ras->supported)

		adev->nbio.funcs->enable_doorbell_interrupt(adev, true);



	return 0;

}
 
}