[Intel-gfx] [PATCH] drm/i915/huc: Simplify intel_huc_init_hw()
Michal Wajdeczko
michal.wajdeczko at intel.com
Fri Mar 31 11:57:09 UTC 2017
On last guc/huc cleanup series we've simplified guc init hw
function but missed the one for the huc. While here, change
its signature as we don't care about huc loading status.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa at intel.com>
Cc: Arkadiusz Hiler <arkadiusz.hiler at intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
drivers/gpu/drm/i915/intel_huc.c | 48 +++++++---------------------------------
drivers/gpu/drm/i915/intel_uc.h | 2 +-
2 files changed, 9 insertions(+), 41 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_huc.c b/drivers/gpu/drm/i915/intel_huc.c
index 9ee8196..385cacb 100644
--- a/drivers/gpu/drm/i915/intel_huc.c
+++ b/drivers/gpu/drm/i915/intel_huc.c
@@ -186,68 +186,36 @@ void intel_huc_select_fw(struct intel_huc *huc)
* earlier call to intel_huc_init(), so here we need only check that
* is succeeded, and then transfer the image to the h/w.
*
- * Return: non-zero code on error
*/
-int intel_huc_init_hw(struct intel_huc *huc)
+void intel_huc_init_hw(struct intel_huc *huc)
{
struct drm_i915_private *dev_priv = huc_to_i915(huc);
int err;
- if (huc->fw.fetch_status == INTEL_UC_FIRMWARE_NONE)
- return 0;
-
DRM_DEBUG_DRIVER("%s fw status: fetch %s, load %s\n",
huc->fw.path,
intel_uc_fw_status_repr(huc->fw.fetch_status),
intel_uc_fw_status_repr(huc->fw.load_status));
- if (huc->fw.fetch_status == INTEL_UC_FIRMWARE_SUCCESS &&
- huc->fw.load_status == INTEL_UC_FIRMWARE_FAIL)
- return -ENOEXEC;
+ if (huc->fw.fetch_status != INTEL_UC_FIRMWARE_SUCCESS)
+ return;
huc->fw.load_status = INTEL_UC_FIRMWARE_PENDING;
- switch (huc->fw.fetch_status) {
- case INTEL_UC_FIRMWARE_FAIL:
- /* something went wrong :( */
- err = -EIO;
- goto fail;
-
- case INTEL_UC_FIRMWARE_NONE:
- case INTEL_UC_FIRMWARE_PENDING:
- default:
- /* "can't happen" */
- WARN_ONCE(1, "HuC fw %s invalid fetch_status %s [%d]\n",
- huc->fw.path,
- intel_uc_fw_status_repr(huc->fw.fetch_status),
- huc->fw.fetch_status);
- err = -ENXIO;
- goto fail;
-
- case INTEL_UC_FIRMWARE_SUCCESS:
- break;
- }
-
err = huc_ucode_xfer(dev_priv);
- if (err)
- goto fail;
- huc->fw.load_status = INTEL_UC_FIRMWARE_SUCCESS;
+ huc->fw.load_status = err ?
+ INTEL_UC_FIRMWARE_FAIL : INTEL_UC_FIRMWARE_SUCCESS;
DRM_DEBUG_DRIVER("%s fw status: fetch %s, load %s\n",
huc->fw.path,
intel_uc_fw_status_repr(huc->fw.fetch_status),
intel_uc_fw_status_repr(huc->fw.load_status));
- return 0;
-
-fail:
- if (huc->fw.load_status == INTEL_UC_FIRMWARE_PENDING)
- huc->fw.load_status = INTEL_UC_FIRMWARE_FAIL;
-
- DRM_ERROR("Failed to complete HuC uCode load with ret %d\n", err);
+ if (huc->fw.load_status != INTEL_UC_FIRMWARE_SUCCESS)
+ DRM_ERROR("Failed to complete HuC uCode load with ret %d\n", err);
- return err;
+ return;
}
/**
diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
index 4b7f73a..2f0229d 100644
--- a/drivers/gpu/drm/i915/intel_uc.h
+++ b/drivers/gpu/drm/i915/intel_uc.h
@@ -266,7 +266,7 @@ static inline u32 guc_ggtt_offset(struct i915_vma *vma)
/* intel_huc.c */
void intel_huc_select_fw(struct intel_huc *huc);
-int intel_huc_init_hw(struct intel_huc *huc);
+void intel_huc_init_hw(struct intel_huc *huc);
void intel_guc_auth_huc(struct drm_i915_private *dev_priv);
#endif
--
2.7.4
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