[PATCH 1/3] drm/amdgpu: add flag for runtime suspend
Alex Deucher
alexdeucher at gmail.com
Fri Feb 7 15:18:40 UTC 2020
So we know whether we in are in runtime suspend or
system suspend.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 +
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 2 ++
2 files changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index b4b00e5c82c1..7bc703387f26 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -976,6 +976,7 @@ struct amdgpu_device {
int pstate;
/* enable runtime pm on the device */
bool runpm;
+ bool in_runpm;
bool pm_sysfs_en;
bool ucode_sysfs_en;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index f28d040de3ce..1a8659efad53 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -1230,6 +1230,7 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev)
}
}
+ adev->in_runpm = true;
if (amdgpu_device_supports_boco(drm_dev))
drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
drm_kms_helper_poll_disable(drm_dev);
@@ -1288,6 +1289,7 @@ static int amdgpu_pmops_runtime_resume(struct device *dev)
drm_kms_helper_poll_enable(drm_dev);
if (amdgpu_device_supports_boco(drm_dev))
drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
+ adev->in_runpm = false;
return 0;
}
--
2.24.1
More information about the amd-gfx
mailing list