[PATCH 05/10] drm/amdgpu: enable/disable doorbell interrupt in baco entry/exit helper

[Le Ma]

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

Change-Id: I535c7231693f3138a8e3d5acd55672e2ac68232f
Signed-off-by: Le Ma <le...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index b1408c5..bd387bb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -4308,10 +4308,14 @@ 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;
@@ -4319,8 +4323,6 @@ 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;
@@ -4331,14 +4333,15 @@ 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;
@@ -4351,7 +4354,6 @@ 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;
@@ -4362,7 +4364,10 @@ 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, false);
+
+       return 0;
 }
-- 
2.7.4

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