[Intel-gfx] [PATCH v5 2/2] drm/i915: Make GuC log part of the uC error state

[Michal Wajdeczko]

We keep details of GuC and HuC in separate error state struct.
Make GuC log part of it to group all related data together.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h       |  2 +-
 drivers/gpu/drm/i915/i915_gpu_error.c | 18 +++---------------
 2 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a17a68f..41f8b7b 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -914,6 +914,7 @@ struct i915_gpu_state {
 	struct i915_error_uc {
 		struct intel_uc_fw guc_fw;
 		struct intel_uc_fw huc_fw;
+		struct drm_i915_error_object *guc_log;
 	} uc;
 
 	/* Generic register state */
@@ -939,7 +940,6 @@ struct i915_gpu_state {
 	struct intel_overlay_error_state *overlay;
 	struct intel_display_error_state *display;
 	struct drm_i915_error_object *semaphore;
-	struct drm_i915_error_object *guc_log;
 
 	struct drm_i915_error_engine {
 		int engine_id;
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 238fb54..c2d3e8e 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -618,6 +618,7 @@ static void err_print_uc(struct drm_i915_error_state_buf *m,
 
 	intel_uc_fw_dump(&error_uc->guc_fw, &p);
 	intel_uc_fw_dump(&error_uc->huc_fw, &p);
+	print_error_obj(m, NULL, "GuC log buffer", error_uc->guc_log);
 }
 
 int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
@@ -795,8 +796,6 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
 
 	print_error_obj(m, NULL, "Semaphores", error->semaphore);
 
-	print_error_obj(m, NULL, "GuC log buffer", error->guc_log);
-
 	if (error->overlay)
 		intel_overlay_print_error_state(m, error->overlay);
 
@@ -868,6 +867,7 @@ static void cleanup_uc_state(const struct i915_error_uc *error_uc)
 {
 	kfree(error_uc->guc_fw.path);
 	kfree(error_uc->huc_fw.path);
+	i915_error_object_free(error_uc->guc_log);
 }
 
 void __i915_gpu_state_free(struct kref *error_ref)
@@ -896,7 +896,6 @@ void __i915_gpu_state_free(struct kref *error_ref)
 	}
 
 	i915_error_object_free(error->semaphore);
-	i915_error_object_free(error->guc_log);
 
 	for (i = 0; i < ARRAY_SIZE(error->active_bo); i++)
 		kfree(error->active_bo[i]);
@@ -1618,17 +1617,7 @@ static void capture_uc_state(struct i915_gpu_state *error)
 	 */
 	error_uc->guc_fw.path = kstrdup(i915->guc.fw.path, GFP_ATOMIC);
 	error_uc->huc_fw.path = kstrdup(i915->huc.fw.path, GFP_ATOMIC);
-}
-
-static void i915_gem_capture_guc_log_buffer(struct drm_i915_private *dev_priv,
-					    struct i915_gpu_state *error)
-{
-	/* Capturing log buf contents won't be useful if logging was disabled */
-	if (!dev_priv->guc.log.vma || (i915_modparams.guc_log_level < 0))
-		return;
-
-	error->guc_log = i915_error_object_create(dev_priv,
-						  dev_priv->guc.log.vma);
+	error_uc->guc_log = i915_error_object_create(i915, i915->guc.log.vma);
 }
 
 /* Capture all registers which don't fit into another category. */
@@ -1779,7 +1768,6 @@ static int capture(void *data)
 	i915_gem_record_rings(error->i915, error);
 	i915_capture_active_buffers(error->i915, error);
 	i915_capture_pinned_buffers(error->i915, error);
-	i915_gem_capture_guc_log_buffer(error->i915, error);
 
 	error->overlay = intel_overlay_capture_error_state(error->i915);
 	error->display = intel_display_capture_error_state(error->i915);
-- 
2.7.4