[PATCH 02/12] drm/amd/display: Add stay count and bstatus to HDCP log

Rodrigo Siqueira Rodrigo.Siqueira at amd.com
Tue Mar 3 23:27:08 UTC 2020


From: Isabel Zhang <isabel.zhang at amd.com>

[Why]
So the values of stay count and bstatus can be easily viewed during
debugging.

[How]
Add stay count and bstatus values to be outputted in HDCP log

Signed-off-by: Isabel Zhang <isabel.zhang at amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu at amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
---
 drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h
index 6e844825ad23..d3192b9d0c3d 100644
--- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h
+++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_log.h
@@ -37,10 +37,11 @@
 /* default logs */
 #define HDCP_ERROR_TRACE(hdcp, status) \
 		HDCP_LOG_ERR(hdcp, \
-			"[Link %d] WARNING %s IN STATE %s", \
+			"[Link %d] WARNING %s IN STATE %s STAY COUNT %d", \
 			hdcp->config.index, \
 			mod_hdcp_status_to_str(status), \
-			mod_hdcp_state_id_to_str(hdcp->state.id))
+			mod_hdcp_state_id_to_str(hdcp->state.id), \
+			hdcp->state.stay_count)
 #define HDCP_HDCP1_ENABLED_TRACE(hdcp, displayIndex) \
 		HDCP_LOG_VER(hdcp, \
 			"[Link %d] HDCP 1.4 enabled on display %d", \
@@ -111,6 +112,9 @@
 				sizeof(hdcp->auth.msg.hdcp1.bksv)); \
 		HDCP_DDC_READ_TRACE(hdcp, "BCAPS", &hdcp->auth.msg.hdcp1.bcaps, \
 				sizeof(hdcp->auth.msg.hdcp1.bcaps)); \
+		HDCP_DDC_READ_TRACE(hdcp, "BSTATUS", \
+				(uint8_t *)&hdcp->auth.msg.hdcp1.bstatus, \
+				sizeof(hdcp->auth.msg.hdcp1.bstatus)); \
 		HDCP_DDC_WRITE_TRACE(hdcp, "AN", hdcp->auth.msg.hdcp1.an, \
 				sizeof(hdcp->auth.msg.hdcp1.an)); \
 		HDCP_DDC_WRITE_TRACE(hdcp, "AKSV", hdcp->auth.msg.hdcp1.aksv, \
-- 
2.25.1



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