[Intel-gfx] [PATCH 2/4] drm/i915: Add a dummy notrace version of intel_de_read64_2x32

Radhakrishna Sripada radhakrishna.sripada at intel.com
Tue Jun 13 21:52:43 UTC 2023


intel_de_read64_2x32 and hence intel_uncore_read64_2x32 do not use any
of the tracing api's. It is however important to distinguish between the
tracing and non tracing versions to avoid nesting of tracing events.

Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada at intel.com>
---
 drivers/gpu/drm/i915/display/intel_de.h | 7 +++++++
 drivers/gpu/drm/i915/intel_uncore.h     | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_de.h b/drivers/gpu/drm/i915/display/intel_de.h
index 786211121ce2..25d6f3317eca 100644
--- a/drivers/gpu/drm/i915/display/intel_de.h
+++ b/drivers/gpu/drm/i915/display/intel_de.h
@@ -22,6 +22,13 @@ intel_de_read8(struct drm_i915_private *i915, i915_reg_t reg)
 	return intel_uncore_read8(&i915->uncore, reg);
 }
 
+static inline u64
+intel_de_read64_2x32_notrace(struct drm_i915_private *i915,
+			     i915_reg_t lower_reg, i915_reg_t upper_reg)
+{
+	return intel_uncore_read64_2x32_notrace(&i915->uncore, lower_reg, upper_reg);
+}
+
 static inline u64
 intel_de_read64_2x32(struct drm_i915_private *i915,
 		     i915_reg_t lower_reg, i915_reg_t upper_reg)
diff --git a/drivers/gpu/drm/i915/intel_uncore.h b/drivers/gpu/drm/i915/intel_uncore.h
index 9ea1f4864a3a..a189953957ef 100644
--- a/drivers/gpu/drm/i915/intel_uncore.h
+++ b/drivers/gpu/drm/i915/intel_uncore.h
@@ -484,6 +484,8 @@ intel_uncore_read64_2x32(struct intel_uncore *uncore,
 	return (u64)upper << 32 | lower;
 }
 
+#define intel_uncore_read64_2x32_notrace(...)	intel_uncore_read64_2x32(__VA_ARGS__)
+
 static inline int intel_uncore_write_and_verify(struct intel_uncore *uncore,
 						i915_reg_t reg, u32 val,
 						u32 mask, u32 expected_val)
-- 
2.34.1



More information about the Intel-gfx mailing list