[PATCH 03/12] drm/i915/guc: Pass intel_guc struct parameter to GuC interrupts functions

Sagar Arun Kamble sagar.a.kamble at intel.com
Tue Oct 17 19:28:38 UTC 2017


GuC interrupts handling functions are GuC specific functions hence update
the parameter from dev_priv to intel_guc struct.

Signed-off-by: Sagar Arun Kamble <sagar.a.kamble at intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin 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_irq.c      |  2 +-
 drivers/gpu/drm/i915/intel_guc.c     | 22 +++++++++++++++-------
 drivers/gpu/drm/i915/intel_guc.h     |  8 ++++----
 drivers/gpu/drm/i915/intel_guc_log.c |  8 +++-----
 drivers/gpu/drm/i915/intel_uc.c      |  8 ++++----
 5 files changed, 27 insertions(+), 21 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 84a4bf3..1a5c026 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1441,7 +1441,7 @@ static void gen8_gt_irq_handler(struct drm_i915_private *dev_priv,
 		gen6_rps_irq_handler(dev_priv, gt_iir[2]);
 
 	if (gt_iir[2] & dev_priv->pm_guc_events)
-		intel_guc_irq_handler(dev_priv, gt_iir[2]);
+		intel_guc_irq_handler(&dev_priv->guc, gt_iir[2]);
 }
 
 static bool bxt_port_hotplug_long_detect(enum port port, u32 val)
diff --git a/drivers/gpu/drm/i915/intel_guc.c b/drivers/gpu/drm/i915/intel_guc.c
index 3a64ae1..31f25e5 100644
--- a/drivers/gpu/drm/i915/intel_guc.c
+++ b/drivers/gpu/drm/i915/intel_guc.c
@@ -274,7 +274,7 @@ int intel_guc_suspend(struct drm_i915_private *dev_priv)
 	if (guc->fw.load_status != INTEL_UC_FIRMWARE_SUCCESS)
 		return 0;
 
-	intel_disable_guc_interrupts(dev_priv);
+	intel_disable_guc_interrupts(guc);
 
 	ctx = dev_priv->kernel_context;
 
@@ -302,7 +302,7 @@ int intel_guc_resume(struct drm_i915_private *dev_priv)
 		return 0;
 
 	if (i915_modparams.guc_log_level >= 0)
-		intel_enable_guc_interrupts(dev_priv);
+		intel_enable_guc_interrupts(guc);
 
 	ctx = dev_priv->kernel_context;
 
@@ -368,15 +368,19 @@ u32 intel_guc_wopcm_size(struct drm_i915_private *dev_priv)
 	return wopcm_size;
 }
 
-void intel_reset_guc_interrupts(struct drm_i915_private *dev_priv)
+void intel_reset_guc_interrupts(struct intel_guc *guc)
 {
+	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+
 	spin_lock_irq(&dev_priv->irq_lock);
 	gen6_reset_pm_iir(dev_priv, dev_priv->pm_guc_events);
 	spin_unlock_irq(&dev_priv->irq_lock);
 }
 
-void intel_enable_guc_interrupts(struct drm_i915_private *dev_priv)
+void intel_enable_guc_interrupts(struct intel_guc *guc)
 {
+	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+
 	spin_lock_irq(&dev_priv->irq_lock);
 	if (!dev_priv->guc.interrupts_enabled) {
 		WARN_ON_ONCE(I915_READ(gen6_pm_iir(dev_priv)) &
@@ -387,8 +391,10 @@ void intel_enable_guc_interrupts(struct drm_i915_private *dev_priv)
 	spin_unlock_irq(&dev_priv->irq_lock);
 }
 
-void intel_disable_guc_interrupts(struct drm_i915_private *dev_priv)
+void intel_disable_guc_interrupts(struct intel_guc *guc)
 {
+	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+
 	spin_lock_irq(&dev_priv->irq_lock);
 	dev_priv->guc.interrupts_enabled = false;
 
@@ -397,11 +403,13 @@ void intel_disable_guc_interrupts(struct drm_i915_private *dev_priv)
 	spin_unlock_irq(&dev_priv->irq_lock);
 	synchronize_irq(dev_priv->drm.irq);
 
-	intel_reset_guc_interrupts(dev_priv);
+	intel_reset_guc_interrupts(guc);
 }
 
-void intel_guc_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir)
+void intel_guc_irq_handler(struct intel_guc *guc, u32 gt_iir)
 {
+	struct drm_i915_private *dev_priv = guc_to_i915(guc);
+
 	if (gt_iir & GEN9_GUC_TO_HOST_INT_EVENT) {
 		/* Sample the log buffer flush related bits & clear them out now
 		 * itself from the message identity register to minimize the
diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h
index 8b26505..e89b4ae 100644
--- a/drivers/gpu/drm/i915/intel_guc.h
+++ b/drivers/gpu/drm/i915/intel_guc.h
@@ -116,9 +116,9 @@ static inline u32 guc_ggtt_offset(struct i915_vma *vma)
 int intel_guc_resume(struct drm_i915_private *dev_priv);
 struct i915_vma *intel_guc_allocate_vma(struct intel_guc *guc, u32 size);
 u32 intel_guc_wopcm_size(struct drm_i915_private *dev_priv);
-void intel_reset_guc_interrupts(struct drm_i915_private *dev_priv);
-void intel_enable_guc_interrupts(struct drm_i915_private *dev_priv);
-void intel_disable_guc_interrupts(struct drm_i915_private *dev_priv);
-void intel_guc_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir);
+void intel_reset_guc_interrupts(struct intel_guc *guc);
+void intel_enable_guc_interrupts(struct intel_guc *guc);
+void intel_disable_guc_interrupts(struct intel_guc *guc);
+void intel_guc_irq_handler(struct intel_guc *guc, u32 pm_iir);
 
 #endif
diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c
index 8120208..f53c663 100644
--- a/drivers/gpu/drm/i915/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/intel_guc_log.c
@@ -503,14 +503,12 @@ static void guc_log_capture_logs(struct intel_guc *guc)
 
 static void guc_flush_logs(struct intel_guc *guc)
 {
-	struct drm_i915_private *dev_priv = guc_to_i915(guc);
-
 	if (!i915_modparams.enable_guc_submission ||
 	    (i915_modparams.guc_log_level < 0))
 		return;
 
 	/* First disable the interrupts, will be renabled afterwards */
-	intel_disable_guc_interrupts(dev_priv);
+	intel_disable_guc_interrupts(guc);
 
 	/* Before initiating the forceful flush, wait for any pending/ongoing
 	 * flush to complete otherwise forceful flush may not actually happen.
@@ -628,7 +626,7 @@ int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val)
 		}
 
 		/* GuC logging is currently the only user of Guc2Host interrupts */
-		intel_enable_guc_interrupts(dev_priv);
+		intel_enable_guc_interrupts(guc);
 	} else {
 		/* Once logging is disabled, GuC won't generate logs & send an
 		 * interrupt. But there could be some data in the log buffer
@@ -662,7 +660,7 @@ void i915_guc_log_unregister(struct drm_i915_private *dev_priv)
 
 	mutex_lock(&dev_priv->drm.struct_mutex);
 	/* GuC logging is currently the only user of Guc2Host interrupts */
-	intel_disable_guc_interrupts(dev_priv);
+	intel_disable_guc_interrupts(&dev_priv->guc);
 	guc_log_runtime_destroy(&dev_priv->guc);
 	mutex_unlock(&dev_priv->drm.struct_mutex);
 }
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index b9b9947a0..62738ad 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -158,7 +158,7 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
 		return 0;
 
 	guc_disable_communication(guc);
-	intel_reset_guc_interrupts(dev_priv);
+	intel_reset_guc_interrupts(guc);
 
 	/* We need to notify the guc whenever we change the GGTT */
 	i915_ggtt_enable_guc(dev_priv);
@@ -215,7 +215,7 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
 	intel_huc_auth(&dev_priv->huc);
 	if (i915_modparams.enable_guc_submission) {
 		if (i915_modparams.guc_log_level >= 0)
-			intel_enable_guc_interrupts(dev_priv);
+			intel_enable_guc_interrupts(guc);
 
 		ret = i915_guc_submission_enable(dev_priv);
 		if (ret)
@@ -241,7 +241,7 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv)
 	 */
 err_interrupts:
 	guc_disable_communication(guc);
-	intel_disable_guc_interrupts(dev_priv);
+	intel_disable_guc_interrupts(guc);
 err_log_capture:
 	guc_capture_load_err_log(guc);
 err_submission:
@@ -282,7 +282,7 @@ void intel_uc_fini_hw(struct drm_i915_private *dev_priv)
 	guc_disable_communication(&dev_priv->guc);
 
 	if (i915_modparams.enable_guc_submission) {
-		intel_disable_guc_interrupts(dev_priv);
+		intel_disable_guc_interrupts(&dev_priv->guc);
 		i915_guc_submission_fini(dev_priv);
 	}
 
-- 
1.9.1



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