DRM_ERROR an continue without any issues aren't allowed since that
causes noise in the CI system. But we absolutely want to have the
DRM_ERROR when we want to run with GuC.
For simplicity just short-circuit all the loader code when it's not
needed.
Cc: Alex Dai <yu.dai@xxxxxxxxx>
Cc: Dave Gordon <david.s.gordon@xxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem.c | 10 +---------
drivers/gpu/drm/i915/intel_guc_loader.c | 6 ++++++
2 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 01fef54ecb2d..0604d15bde72 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4747,18 +4747,10 @@ i915_gem_init_hw(struct drm_device *dev)
if (HAS_GUC_UCODE(dev)) {
ret = intel_guc_ucode_load(dev);
if (ret) {
- /*
- * If we got an error and GuC submission is enabled, map
- * the error to -EIO so the GPU will be declared wedged.
- * OTOH, if we didn't intend to use the GuC anyway, just
- * discard the error and carry on.
- */
DRM_ERROR("Failed to initialize GuC, error %d%s\n", ret,
i915.enable_guc_submission ? "" :
" (ignored)");
- ret = i915.enable_guc_submission ? -EIO : 0;
- if (ret)
- goto out;
+ return -EIO;
}
}
diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c
index c0281df52702..bbbf9b3b00eb 100644
--- a/drivers/gpu/drm/i915/intel_guc_loader.c
+++ b/drivers/gpu/drm/i915/intel_guc_loader.c
@@ -364,6 +364,9 @@ int intel_guc_ucode_load(struct drm_device *dev)
struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw;
int err = 0;
+ if (!i915.enable_guc_submission)
+ return 0;
+
DRM_DEBUG_DRIVER("GuC fw status: fetch %s, load %s\n",
intel_guc_fw_status_repr(guc_fw->guc_fw_fetch_status),
intel_guc_fw_status_repr(guc_fw->guc_fw_load_status));
@@ -589,6 +592,9 @@ void intel_guc_ucode_init(struct drm_device *dev)
fw_path = ""; /* unknown device */
}
+ if (!i915.enable_guc_submission)
+ return;
+
guc_fw->guc_dev = dev;
guc_fw->guc_fw_path = fw_path;
guc_fw->guc_fw_fetch_status = GUC_FIRMWARE_NONE;
--
2.5.1
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