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authorIlya Bakoulin <Ilya.Bakoulin@amd.com>2022-03-29 00:43:52 +0300
committerAlex Deucher <alexander.deucher@amd.com>2022-04-26 00:10:17 +0300
commite955b5473294367c42e18faac9ab3348f3c8861c (patch)
tree8566bb73a89912acf81a933d53eac9f60b1fea6b /drivers
parent89c342a9661838b9afe3988418705f877f496928 (diff)
downloadlinux-e955b5473294367c42e18faac9ab3348f3c8861c.tar.xz
drm/amd/display: Add Audio readback registers
[Why] Can be useful for verifying the correctness of audio output. Reviewed-by: Aric Cyr <Aric.Cyr@amd.com> Acked-by: Tom Chung <chiahsuan.chung@amd.com> Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c1
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h8
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h4
3 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
index b0c08ee6bc2c..7608187751c8 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c
@@ -25,6 +25,7 @@
#include <linux/delay.h>
+#include "dm_services.h"
#include "dc_bios_types.h"
#include "dcn10_stream_encoder.h"
#include "reg_helper.h"
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h
index 687d7e4bf7ca..293595a33982 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.h
@@ -92,6 +92,8 @@
SRI(DP_VID_STREAM_CNTL, DP, id), \
SRI(DP_VID_TIMING, DP, id), \
SRI(DP_SEC_AUD_N, DP, id), \
+ SRI(DP_SEC_AUD_N_READBACK, DP, id), \
+ SRI(DP_SEC_AUD_M_READBACK, DP, id), \
SRI(DP_SEC_TIMESTAMP, DP, id), \
SRI(DIG_CLOCK_PATTERN, DIG, id)
@@ -140,6 +142,8 @@ struct dcn10_stream_enc_registers {
uint32_t DP_VID_STREAM_CNTL;
uint32_t DP_VID_TIMING;
uint32_t DP_SEC_AUD_N;
+ uint32_t DP_SEC_AUD_N_READBACK;
+ uint32_t DP_SEC_AUD_M_READBACK;
uint32_t DP_SEC_TIMESTAMP;
uint32_t HDMI_CONTROL;
uint32_t HDMI_GC;
@@ -256,6 +260,8 @@ struct dcn10_stream_enc_registers {
SE_SF(DIG0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, mask_sh),\
SE_SF(DIG0_AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, mask_sh),\
SE_SF(DP0_DP_SEC_AUD_N, DP_SEC_AUD_N, mask_sh),\
+ SE_SF(DP0_DP_SEC_AUD_N_READBACK, DP_SEC_AUD_N_READBACK, mask_sh),\
+ SE_SF(DP0_DP_SEC_AUD_M_READBACK, DP_SEC_AUD_M_READBACK, mask_sh),\
SE_SF(DP0_DP_SEC_TIMESTAMP, DP_SEC_TIMESTAMP_MODE, mask_sh),\
SE_SF(DP0_DP_SEC_CNTL, DP_SEC_ASP_ENABLE, mask_sh),\
SE_SF(DP0_DP_SEC_CNTL, DP_SEC_ATP_ENABLE, mask_sh),\
@@ -473,6 +479,8 @@ struct dcn10_stream_enc_registers {
type AFMT_60958_CS_CHANNEL_NUMBER_6;\
type AFMT_60958_CS_CHANNEL_NUMBER_7;\
type DP_SEC_AUD_N;\
+ type DP_SEC_AUD_N_READBACK;\
+ type DP_SEC_AUD_M_READBACK;\
type DP_SEC_TIMESTAMP_MODE;\
type DP_SEC_ASP_ENABLE;\
type DP_SEC_ATP_ENABLE;\
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h
index e2c264ecb20f..42140e73c3b2 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.h
@@ -95,6 +95,8 @@
SRI(DP_VID_STREAM_CNTL, DP, id), \
SRI(DP_VID_TIMING, DP, id), \
SRI(DP_SEC_AUD_N, DP, id), \
+ SRI(DP_SEC_AUD_N_READBACK, DP, id), \
+ SRI(DP_SEC_AUD_M_READBACK, DP, id), \
SRI(DP_SEC_TIMESTAMP, DP, id), \
SRI(DP_DSC_CNTL, DP, id), \
SRI(DP_DSC_BYTES_PER_PIXEL, DP, id), \
@@ -157,6 +159,8 @@
SE_SF(DIG0_HDMI_ACR_48_0, HDMI_ACR_CTS_48, mask_sh),\
SE_SF(DIG0_HDMI_ACR_48_1, HDMI_ACR_N_48, mask_sh),\
SE_SF(DP0_DP_SEC_AUD_N, DP_SEC_AUD_N, mask_sh),\
+ SE_SF(DP0_DP_SEC_AUD_N_READBACK, DP_SEC_AUD_N_READBACK, mask_sh),\
+ SE_SF(DP0_DP_SEC_AUD_M_READBACK, DP_SEC_AUD_M_READBACK, mask_sh),\
SE_SF(DP0_DP_SEC_TIMESTAMP, DP_SEC_TIMESTAMP_MODE, mask_sh),\
SE_SF(DP0_DP_SEC_CNTL, DP_SEC_ASP_ENABLE, mask_sh),\
SE_SF(DP0_DP_SEC_CNTL, DP_SEC_ATP_ENABLE, mask_sh),\