[PATCH 10/87] drm/amd/display: Add aux tracing log in dce

sunpeng.li at amd.com sunpeng.li at amd.com
Mon Jul 15 21:19:32 UTC 2019


From: Chiawen Huang <chiawen.huang at amd.com>

[Why]
dce was re-arch'd, therefore adding aux tracing log into new dce

[How]
The porting from submit_channel_request/process_channel_reply of aux_engine_dce110.c

Signed-off-by: Chiawen Huang <chiawen.huang at amd.com>
Reviewed-by: Tony Cheng <tong.cheng at amd.com>
Acked-by: Leo Li <sunpeng.li at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_aux.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
index bd33c47183fc..79a16942ce98 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
@@ -27,6 +27,7 @@
 #include "core_types.h"
 #include "dce_aux.h"
 #include "dce/dce_11_0_sh_mask.h"
+#include "dm_event_log.h"
 
 #define CTX \
 	aux110->base.ctx
@@ -249,6 +250,8 @@ static void submit_channel_request(
 	}
 
 	REG_UPDATE(AUX_SW_CONTROL, AUX_SW_GO, 1);
+	EVENT_LOG_AUX_REQ(engine->ddc->pin_data->en, EVENT_LOG_AUX_ORIGIN_NATIVE,
+					request->action, request->address, request->length, request->data);
 }
 
 static int read_channel_reply(struct dce_aux *engine, uint32_t size,
@@ -477,9 +480,13 @@ int dce_aux_transfer_raw(struct ddc_service *ddc,
 	*operation_result = get_channel_status(aux_engine, &returned_bytes);
 
 	if (*operation_result == AUX_CHANNEL_OPERATION_SUCCEEDED) {
-		read_channel_reply(aux_engine, payload->length,
+		int bytes_replied = 0;
+		bytes_replied = read_channel_reply(aux_engine, payload->length,
 					 payload->data, payload->reply,
 					 &status);
+		EVENT_LOG_AUX_REP(aux_engine->ddc->pin_data->en,
+					EVENT_LOG_AUX_ORIGIN_NATIVE, *payload->reply,
+					bytes_replied, payload->data);
 		res = returned_bytes;
 	} else {
 		res = -1;
-- 
2.22.0



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