[PATCH 2/5] drm/i915/uc: Add intel_uc_fw_type_repr()

Michal Wajdeczko
2017-03-27T17:20:16Z

Some of the DRM_NOTE messages are just using "uC" without specifying
which uc they are related to. We can be more user friendly.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
---
drivers/gpu/drm/i915/intel_uc.c | 19 +++++++++++++++++--
drivers/gpu/drm/i915/intel_uc.h | 1 +
2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index bbfbda4..8c53442 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -44,6 +44,19 @@ const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status)
}
}

+/* User-friendly representation of an enum */
+const char *intel_uc_fw_type_repr(enum intel_uc_fw_type status)
+{
+ switch (status) {
+ case INTEL_UC_FW_TYPE_GUC:
+ return "GuC";
+ case INTEL_UC_FW_TYPE_HUC:
+ return "HuC";
+ default:
+ return "<invalid>";
+ }
+}
+
/* Reset GuC providing us with fresh state for both GuC and HuC.
*/
static int __intel_uc_reset_hw(struct drm_i915_private *dev_priv)
@@ -200,10 +213,12 @@ static void fetch_uc_fw(struct drm_i915_private *dev_priv,
}

if (uc_fw->major_ver_wanted == 0 && uc_fw->minor_ver_wanted == 0) {
- DRM_NOTE("Skipping uC firmware version check\n");
+ DRM_NOTE("Skipping %s firmware version check\n",
+ intel_uc_fw_type_repr(uc_fw->type));
} else if (uc_fw->major_ver_found != uc_fw->major_ver_wanted ||
uc_fw->minor_ver_found < uc_fw->minor_ver_wanted) {
- DRM_NOTE("uC firmware version %d.%d, required %d.%d\n",
+ DRM_NOTE("%s firmware version %d.%d, required %d.%d\n",
+ intel_uc_fw_type_repr(uc_fw->type),
uc_fw->major_ver_found, uc_fw->minor_ver_found,
uc_fw->major_ver_wanted, uc_fw->minor_ver_wanted);
err = -ENOEXEC;
diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
index dfa0812..ace096b 100644
--- a/drivers/gpu/drm/i915/intel_uc.h
+++ b/drivers/gpu/drm/i915/intel_uc.h
@@ -192,6 +192,7 @@ struct intel_huc {

/* intel_uc.c */
const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status);
+const char *intel_uc_fw_type_repr(enum intel_uc_fw_type status);
void intel_uc_sanitize_options(struct drm_i915_private *dev_priv);
void intel_uc_init_early(struct drm_i915_private *dev_priv);
void intel_uc_init_fw(struct drm_i915_private *dev_priv);
--
2.7.4

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