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* [PATCH] drm/i915: Move i915_check_and_clear_faults to intel_reset.c
@ 2019-06-07 11:59 Tvrtko Ursulin
  2019-06-07 12:14 ` Chris Wilson
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Tvrtko Ursulin @ 2019-06-07 11:59 UTC (permalink / raw)
  To: Intel-gfx

From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

The code is logically about reset so it makes sense.

It also enables making i915_clear_error_registers static.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gt/intel_reset.c | 69 +++++++++++++++++++++++++--
 drivers/gpu/drm/i915/gt/intel_reset.h |  3 +-
 drivers/gpu/drm/i915/i915_gem_gtt.c   | 63 ------------------------
 drivers/gpu/drm/i915/i915_gem_gtt.h   |  1 -
 4 files changed, 67 insertions(+), 69 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c
index a6ecfdc735c4..60d24110af80 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -1166,8 +1166,8 @@ static void gen8_clear_engine_error_register(struct intel_engine_cs *engine)
 	GEN6_RING_FAULT_REG_POSTING_READ(engine);
 }
 
-void i915_clear_error_registers(struct drm_i915_private *i915,
-				intel_engine_mask_t engine_mask)
+static void clear_error_registers(struct drm_i915_private *i915,
+				  intel_engine_mask_t engine_mask)
 {
 	struct intel_uncore *uncore = &i915->uncore;
 	u32 eir;
@@ -1205,6 +1205,69 @@ void i915_clear_error_registers(struct drm_i915_private *i915,
 	}
 }
 
+static void gen6_check_faults(struct drm_i915_private *dev_priv)
+{
+	struct intel_engine_cs *engine;
+	enum intel_engine_id id;
+	u32 fault;
+
+	for_each_engine(engine, dev_priv, id) {
+		fault = GEN6_RING_FAULT_REG_READ(engine);
+		if (fault & RING_FAULT_VALID) {
+			DRM_DEBUG_DRIVER("Unexpected fault\n"
+					 "\tAddr: 0x%08lx\n"
+					 "\tAddress space: %s\n"
+					 "\tSource ID: %d\n"
+					 "\tType: %d\n",
+					 fault & PAGE_MASK,
+					 fault & RING_FAULT_GTTSEL_MASK ? "GGTT" : "PPGTT",
+					 RING_FAULT_SRCID(fault),
+					 RING_FAULT_FAULT_TYPE(fault));
+		}
+	}
+}
+
+static void gen8_check_faults(struct drm_i915_private *dev_priv)
+{
+	u32 fault = I915_READ(GEN8_RING_FAULT_REG);
+
+	if (fault & RING_FAULT_VALID) {
+		u32 fault_data0, fault_data1;
+		u64 fault_addr;
+
+		fault_data0 = I915_READ(GEN8_FAULT_TLB_DATA0);
+		fault_data1 = I915_READ(GEN8_FAULT_TLB_DATA1);
+		fault_addr = ((u64)(fault_data1 & FAULT_VA_HIGH_BITS) << 44) |
+			     ((u64)fault_data0 << 12);
+
+		DRM_DEBUG_DRIVER("Unexpected fault\n"
+				 "\tAddr: 0x%08x_%08x\n"
+				 "\tAddress space: %s\n"
+				 "\tEngine ID: %d\n"
+				 "\tSource ID: %d\n"
+				 "\tType: %d\n",
+				 upper_32_bits(fault_addr),
+				 lower_32_bits(fault_addr),
+				 fault_data1 & FAULT_GTT_SEL ? "GGTT" : "PPGTT",
+				 GEN8_RING_FAULT_ENGINE_ID(fault),
+				 RING_FAULT_SRCID(fault),
+				 RING_FAULT_FAULT_TYPE(fault));
+	}
+}
+
+void i915_check_and_clear_faults(struct drm_i915_private *i915)
+{
+	/* From GEN8 onwards we only have one 'All Engine Fault Register' */
+	if (INTEL_GEN(i915) >= 8)
+		gen8_check_faults(i915);
+	else if (INTEL_GEN(i915) >= 6)
+		gen6_check_faults(i915);
+	else
+		return;
+
+	clear_error_registers(i915, ALL_ENGINES);
+}
+
 /**
  * i915_handle_error - handle a gpu error
  * @i915: i915 device private
@@ -1253,7 +1316,7 @@ void i915_handle_error(struct drm_i915_private *i915,
 
 	if (flags & I915_ERROR_CAPTURE) {
 		i915_capture_error_state(i915, engine_mask, msg);
-		i915_clear_error_registers(i915, engine_mask);
+		clear_error_registers(i915, engine_mask);
 	}
 
 	/*
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.h b/drivers/gpu/drm/i915/gt/intel_reset.h
index 4f3c1acac1a3..580ebdb59eca 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.h
+++ b/drivers/gpu/drm/i915/gt/intel_reset.h
@@ -25,8 +25,7 @@ void i915_handle_error(struct drm_i915_private *i915,
 		       const char *fmt, ...);
 #define I915_ERROR_CAPTURE BIT(0)
 
-void i915_clear_error_registers(struct drm_i915_private *i915,
-				intel_engine_mask_t engine_mask);
+void i915_check_and_clear_faults(struct drm_i915_private *i915);
 
 void i915_reset(struct drm_i915_private *i915,
 		intel_engine_mask_t stalled_mask,
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 87be9c1b6021..2e15850bd987 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -2300,69 +2300,6 @@ static bool needs_idle_maps(struct drm_i915_private *dev_priv)
 	return IS_GEN(dev_priv, 5) && IS_MOBILE(dev_priv) && intel_vtd_active();
 }
 
-static void gen6_check_faults(struct drm_i915_private *dev_priv)
-{
-	struct intel_engine_cs *engine;
-	enum intel_engine_id id;
-	u32 fault;
-
-	for_each_engine(engine, dev_priv, id) {
-		fault = GEN6_RING_FAULT_REG_READ(engine);
-		if (fault & RING_FAULT_VALID) {
-			DRM_DEBUG_DRIVER("Unexpected fault\n"
-					 "\tAddr: 0x%08lx\n"
-					 "\tAddress space: %s\n"
-					 "\tSource ID: %d\n"
-					 "\tType: %d\n",
-					 fault & PAGE_MASK,
-					 fault & RING_FAULT_GTTSEL_MASK ? "GGTT" : "PPGTT",
-					 RING_FAULT_SRCID(fault),
-					 RING_FAULT_FAULT_TYPE(fault));
-		}
-	}
-}
-
-static void gen8_check_faults(struct drm_i915_private *dev_priv)
-{
-	u32 fault = I915_READ(GEN8_RING_FAULT_REG);
-
-	if (fault & RING_FAULT_VALID) {
-		u32 fault_data0, fault_data1;
-		u64 fault_addr;
-
-		fault_data0 = I915_READ(GEN8_FAULT_TLB_DATA0);
-		fault_data1 = I915_READ(GEN8_FAULT_TLB_DATA1);
-		fault_addr = ((u64)(fault_data1 & FAULT_VA_HIGH_BITS) << 44) |
-			     ((u64)fault_data0 << 12);
-
-		DRM_DEBUG_DRIVER("Unexpected fault\n"
-				 "\tAddr: 0x%08x_%08x\n"
-				 "\tAddress space: %s\n"
-				 "\tEngine ID: %d\n"
-				 "\tSource ID: %d\n"
-				 "\tType: %d\n",
-				 upper_32_bits(fault_addr),
-				 lower_32_bits(fault_addr),
-				 fault_data1 & FAULT_GTT_SEL ? "GGTT" : "PPGTT",
-				 GEN8_RING_FAULT_ENGINE_ID(fault),
-				 RING_FAULT_SRCID(fault),
-				 RING_FAULT_FAULT_TYPE(fault));
-	}
-}
-
-void i915_check_and_clear_faults(struct drm_i915_private *dev_priv)
-{
-	/* From GEN8 onwards we only have one 'All Engine Fault Register' */
-	if (INTEL_GEN(dev_priv) >= 8)
-		gen8_check_faults(dev_priv);
-	else if (INTEL_GEN(dev_priv) >= 6)
-		gen6_check_faults(dev_priv);
-	else
-		return;
-
-	i915_clear_error_registers(dev_priv, ALL_ENGINES);
-}
-
 void i915_gem_suspend_gtt_mappings(struct drm_i915_private *dev_priv)
 {
 	struct i915_ggtt *ggtt = &dev_priv->ggtt;
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
index 12856f9dd1d1..97700a37c12b 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.h
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
@@ -646,7 +646,6 @@ int gen6_ppgtt_pin(struct i915_hw_ppgtt *base);
 void gen6_ppgtt_unpin(struct i915_hw_ppgtt *base);
 void gen6_ppgtt_unpin_all(struct i915_hw_ppgtt *base);
 
-void i915_check_and_clear_faults(struct drm_i915_private *dev_priv);
 void i915_gem_suspend_gtt_mappings(struct drm_i915_private *dev_priv);
 void i915_gem_restore_gtt_mappings(struct drm_i915_private *dev_priv);
 
-- 
2.20.1

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^ permalink raw reply related	[flat|nested] 5+ messages in thread
end of thread, other threads:[~2019-06-10  8:43 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-06-07 11:59 [PATCH] drm/i915: Move i915_check_and_clear_faults to intel_reset.c Tvrtko Ursulin
2019-06-07 12:14 ` Chris Wilson
2019-06-07 14:12 ` ✗ Fi.CI.SPARSE: warning for " Patchwork
2019-06-07 14:59 ` ✓ Fi.CI.BAT: success " Patchwork
2019-06-10  8:43 ` ✓ Fi.CI.IGT: " Patchwork

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