diff options
| author | Alex Dai <yu.dai@intel.com> | 2015-09-30 09:46:37 -0700 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-10-06 10:32:22 +0200 |
| commit | a1c4199414539d7eea34e416fb64fb5178221381 (patch) | |
| tree | bda17a9e08c2b5d686e1c1cc51f164132b83220b /drivers/gpu/drm/i915/intel_guc_loader.c | |
| parent | 3be60de9e9dc92c852c196cf4b62e287fa53963c (diff) | |
drm/i915/guc: Add host2guc notification for suspend and resume
Add host2guc interface to notify GuC power state changes when
enter or resume from power saving state.
v3: Move intel_guc_suspend to i915_drm_suspend for consistency.
v2: Add GuC suspend/resume to runtime suspend/resume too
v1: Change to a more flexible way when fill host to GuC scratch
data in order to remove hard coding.
Signed-off-by: Alex Dai <yu.dai@intel.com>
Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_loader.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_guc_loader.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index f87d833aa5ca..a17b6a56be83 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -383,7 +383,6 @@ int intel_guc_ucode_load(struct drm_device *dev) intel_guc_fw_status_repr(guc_fw->guc_fw_load_status)); direct_interrupts_to_host(dev_priv); - i915_guc_submission_disable(dev); if (guc_fw->guc_fw_fetch_status == GUC_FIRMWARE_NONE) return 0; @@ -433,6 +432,9 @@ int intel_guc_ucode_load(struct drm_device *dev) intel_guc_fw_status_repr(guc_fw->guc_fw_load_status)); if (i915.enable_guc_submission) { + /* The execbuf_client will be recreated. Release it first. */ + i915_guc_submission_disable(dev); + err = i915_guc_submission_enable(dev); if (err) goto fail; |