Updating GuC and HuC firmware select function to support removing
i915_modparams.enable_guc_loading module parameter.
v2: Clarifying the commit message (Anusha)
v3: Unify seq_puts messages, Re-factoring code as per review (Michal)
v4: Rebase
v5: Separating message unification into a separate patch
v6: Re-factoring code (Sagar, Michal)
Rebase
v7: Separating from previuos patch (Sagar)
Rebase
v8: Including change to intel_uc.c
Applying review comments (Michal)
v9: Including HAS_HUC macro
v10: Applying review comments (Michal)
Signed-off-by: Sujaritha Sundaresan <sujaritha.sundare...@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>
Cc: Michal Wajdeczko <michal.wajdec...@intel.com>
Cc: Oscar Mateo <oscar.ma...@intel.com>
Cc: Sagar Arun Kamble <sagar.a.kam...@intel.com>
---
drivers/gpu/drm/i915/intel_guc_fw.c | 15 +++++----------
drivers/gpu/drm/i915/intel_guc_fw.h | 2 +-
drivers/gpu/drm/i915/intel_huc.c | 8 ++++----
drivers/gpu/drm/i915/intel_uc.c | 4 ++++
4 files changed, 14 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_guc_fw.c
b/drivers/gpu/drm/i915/intel_guc_fw.c
index 69ba015..52d126d 100644
--- a/drivers/gpu/drm/i915/intel_guc_fw.c
+++ b/drivers/gpu/drm/i915/intel_guc_fw.c
@@ -58,18 +58,18 @@
/**
* intel_guc_fw_select() - selects GuC firmware for uploading
- *
* @guc: intel_guc struct
- *
- * Return: zero when we know firmware, non-zero in other case
*/
-int intel_guc_fw_select(struct intel_guc *guc)
+void intel_guc_fw_select(struct intel_guc *guc)
{
struct drm_i915_private *dev_priv = guc_to_i915(guc);
intel_uc_fw_init(&guc->fw, INTEL_UC_FW_TYPE_GUC);
- if (i915_modparams.guc_firmware_path) {
+ if (HAS_GUC(dev_priv)) {
+ DRM_ERROR("No GuC FW known for platform with GuC!\n");
+ return;
+ } else if (i915_modparams.guc_firmware_path) {
guc->fw.path = i915_modparams.guc_firmware_path;
guc->fw.major_ver_wanted = 0;
guc->fw.minor_ver_wanted = 0;
@@ -89,12 +89,7 @@ int intel_guc_fw_select(struct intel_guc *guc)
guc->fw.path = I915_GLK_GUC_UCODE;
guc->fw.major_ver_wanted = GLK_FW_MAJOR;
guc->fw.minor_ver_wanted = GLK_FW_MINOR;
- } else {
- DRM_ERROR("No GuC firmware known for platform with GuC!\n");
- return -ENOENT;
}
-
- return 0;
}
static void guc_prepare_xfer(struct intel_guc *guc)
diff --git a/drivers/gpu/drm/i915/intel_guc_fw.h
b/drivers/gpu/drm/i915/intel_guc_fw.h
index 023f5ba..7f6ccaf 100644
--- a/drivers/gpu/drm/i915/intel_guc_fw.h
+++ b/drivers/gpu/drm/i915/intel_guc_fw.h
@@ -27,7 +27,7 @@
struct intel_guc;
-int intel_guc_fw_select(struct intel_guc *guc);
+void intel_guc_fw_select(struct intel_guc *guc);
int intel_guc_fw_upload(struct intel_guc *guc);
#endif
diff --git a/drivers/gpu/drm/i915/intel_huc.c b/drivers/gpu/drm/i915/intel_huc.c
index 98d1725..911405d 100644
--- a/drivers/gpu/drm/i915/intel_huc.c
+++ b/drivers/gpu/drm/i915/intel_huc.c
@@ -87,7 +87,10 @@ void intel_huc_select_fw(struct intel_huc *huc)
intel_uc_fw_init(&huc->fw, INTEL_UC_FW_TYPE_HUC);
- if (i915_modparams.huc_firmware_path) {
+ if (HAS_HUC(dev_priv)) {
+ DRM_ERROR("No HuC FW known for platform with HuC!\n");
+ return;
+ } else if (i915_modparams.huc_firmware_path) {
huc->fw.path = i915_modparams.huc_firmware_path;
huc->fw.major_ver_wanted = 0;
huc->fw.minor_ver_wanted = 0;
@@ -107,9 +110,6 @@ void intel_huc_select_fw(struct intel_huc *huc)
huc->fw.path = I915_GLK_HUC_UCODE;
huc->fw.major_ver_wanted = GLK_HUC_FW_MAJOR;
huc->fw.minor_ver_wanted = GLK_HUC_FW_MINOR;
- } else {
- DRM_ERROR("No HuC firmware known for platform with HuC!\n");
- return;
}
}
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index 233f680..2fdd7a8 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -91,10 +91,14 @@ void intel_uc_sanitize_options(struct drm_i915_private
*dev_priv)
void intel_uc_init_early(struct drm_i915_private *dev_priv)
{
intel_guc_init_early(&dev_priv->guc);
+ intel_guc_fw_select(&dev_priv->guc);
+ intel_huc_select_fw(&dev_priv->huc);
}
void intel_uc_init_fw(struct drm_i915_private *dev_priv)
{
+ if (!HAS_GUC(dev_priv))
+ return;
intel_uc_fw_fetch(dev_priv, &dev_priv->huc.fw);
intel_uc_fw_fetch(dev_priv, &dev_priv->guc.fw);
}
--
1.9.1
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