[PATCH 1/5] drm/i915/guc: Remove enable_guc_submission dependency to invoke i915_guc_submission_fini/disable

[Sagar Arun Kamble <sagar.a.kamble@xxxxxxxxx>]

While enabling GuC submission, state is setup by driver for different
GuC needs like stage_ids, ads vma, stage_desc_pool vma, log vma and
log runtime, execbuf client that can be looked at while disabling
submission or destroying these objects. So remove the check for
i915.enable_guc_submission parameter while calling these functions.

Suggested-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@xxxxxxxxx>
Cc: Michal Wajdeczko <michal.wajdeczko@xxxxxxxxx>
Cc: Michał Winiarski <michal.winiarski@xxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_guc_submission.c |  6 ++++++
 drivers/gpu/drm/i915/intel_uc.c            | 11 ++++-------
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c
index 04f1281..f5c1934 100644
--- a/drivers/gpu/drm/i915/i915_guc_submission.c
+++ b/drivers/gpu/drm/i915/i915_guc_submission.c
@@ -1060,6 +1060,9 @@ void i915_guc_submission_fini(struct drm_i915_private *dev_priv)
 {
 	struct intel_guc *guc = &dev_priv->guc;
 
+	if (!guc->stage_desc_pool)
+		return;
+
 	ida_destroy(&guc->stage_ids);
 	guc_ads_destroy(guc);
 	intel_guc_log_destroy(guc);
@@ -1204,6 +1207,9 @@ void i915_guc_submission_disable(struct drm_i915_private *dev_priv)
 {
 	struct intel_guc *guc = &dev_priv->guc;
 
+	if (!guc->execbuf_client)
+		return;
+
 	guc_interrupts_release(dev_priv);
 
 	/* Revert back to manual ELSP submission */
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index 2774778..d4f679b 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -438,8 +438,7 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
 err_log_capture:
 	guc_capture_load_err_log(guc);
 err_submission:
-	if (i915_modparams.enable_guc_submission)
-		i915_guc_submission_fini(dev_priv);
+	i915_guc_submission_fini(dev_priv);
 err_guc:
 	i915_ggtt_disable_guc(dev_priv);
 
@@ -468,15 +467,13 @@ void intel_uc_fini_hw(struct drm_i915_private *dev_priv)
 	if (!i915_modparams.enable_guc_loading)
 		return;
 
-	if (i915_modparams.enable_guc_submission)
-		i915_guc_submission_disable(dev_priv);
+	i915_guc_submission_disable(dev_priv);
 
 	guc_disable_communication(&dev_priv->guc);
 
-	if (i915_modparams.enable_guc_submission) {
+	if (i915_modparams.enable_guc_submission)
 		gen9_disable_guc_interrupts(dev_priv);
-		i915_guc_submission_fini(dev_priv);
-	}
+	i915_guc_submission_fini(dev_priv);
 
 	i915_ggtt_disable_guc(dev_priv);
 }
-- 
1.9.1

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