[PATCH 07/14] drm/amd/display: Added root clock optimization flags

Solomon Chiu solomon.chiu at amd.com
Fri Oct 1 14:36:13 UTC 2021


From: Jake Wang <haonan.wang2 at amd.com>

[Why & How]
Added root clock optimization debug flags for future debugging.

Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas at amd.com>
Acked-by: Solomon Chiu <solomon.chiu at amd.com>
Signed-off-by: Jake Wang <haonan.wang2 at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dc.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index c5a091d0bbfc..5ffe2a41258f 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -477,6 +477,23 @@ union mem_low_power_enable_options {
 	uint32_t u32All;
 };
 
+union root_clock_optimization_options {
+	struct {
+		bool dpp: 1;
+		bool dsc: 1;
+		bool hdmistream: 1;
+		bool hdmichar: 1;
+		bool dpstream: 1;
+		bool symclk32_se: 1;
+		bool symclk32_le: 1;
+		bool symclk_fe: 1;
+		bool physymclk: 1;
+		bool dpiasymclk: 1;
+		uint32_t reserved: 22;
+	} bits;
+	uint32_t u32All;
+};
+
 struct dc_debug_data {
 	uint32_t ltFailCount;
 	uint32_t i2cErrorCount;
@@ -637,6 +654,7 @@ struct dc_debug_options {
 	bool legacy_dp2_lt;
 #endif
 	union mem_low_power_enable_options enable_mem_low_power;
+	union root_clock_optimization_options root_clock_optimization;
 	bool force_vblank_alignment;
 
 	/* Enable dmub aux for legacy ddc */
-- 
2.25.1



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