[PATCH v2 3/3] drm/i915: Include HuC fw version in error state

[Michel Thierry <michel.thierry@intel.com>]

HuC depends on GuC, so be it.

v2: if version is 0, the fw was not loaded.

Suggested-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h       | 1 +
 drivers/gpu/drm/i915/i915_gpu_error.c | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 37cda64f07ad..98b78c7a012f 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -956,6 +956,7 @@ struct i915_gpu_state {
 	/* Firmware load state */
 	u32 dmc_version;
 	u32 guc_version;
+	u32 huc_version;
 
 	u32 nfence;
 	u64 fence[I915_MAX_NUM_FENCES];
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index bb1b9e916638..32639b1fc668 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -634,6 +634,10 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
 		err_printf(m, "GuC fw version: %d.%d\n",
 			   error->guc_version >> 16,
 			   error->guc_version & 0xffff);
+		err_printf(m, "HuC loaded: %s\n", yesno(error->huc_version));
+		err_printf(m, "HuC fw version: %d.%d\n",
+			   error->huc_version >> 16,
+			   error->huc_version & 0xffff);
 	}
 
 	err_printf(m, "EIR: 0x%08x\n", error->eir);
@@ -1601,10 +1605,15 @@ static void i915_capture_fw_state(struct drm_i915_private *dev_priv,
 
 	if (HAS_GUC(dev_priv)) {
 		struct intel_guc *guc = &dev_priv->guc;
+		struct intel_huc *huc = &dev_priv->huc;
 
 		error->guc_version =
 			(guc->fw.major_ver_found << 16 |
 			 guc->fw.minor_ver_found);
+
+		error->huc_version =
+			(huc->fw.major_ver_found << 16 |
+			 huc->fw.minor_ver_found);
 	}
 }
 
-- 
2.11.0

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