From: Po-Ting Chen <robin.chen@xxxxxxx>
Base on PSRSU specification, every seletive update frame need to use two
SDP to indicate the frame active range. So we occupy another GSP1 for
PSRSU execution.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx>
Signed-off-by: Po-Ting Chen <robin.chen@xxxxxxx>
---
.../display/dc/dcn30/dcn30_dio_stream_encoder.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c
index 9d08127d209b..005dbe099a7a 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_stream_encoder.c
@@ -436,6 +436,21 @@ void enc3_stream_encoder_update_dp_info_packets(
&info_frame->vsc,
true);
}
+ /* TODO: VSC SDP at packetIndex 1 should be retricted only if PSR-SU on.
+ * There should have another Infopacket type (e.g. vsc_psrsu) for PSR_SU.
+ * In addition, currently the driver check the valid bit then update and
+ * send the corresponding Infopacket. For PSR-SU, the SDP only be sent
+ * while entering PSR-SU mode. So we need another parameter(e.g. send)
+ * in dc_info_packet to indicate which infopacket should be enabled by
+ * default here.
+ */
+ if (info_frame->vsc.valid) {
+ enc->vpg->funcs->update_generic_info_packet(
+ enc->vpg,
+ 1, /* packetIndex */
+ &info_frame->vsc,
+ true);
+ }
/* TODO: VSC SDP at packetIndex 1 should be restricted only if PSR-SU on.
* There should have another Infopacket type (e.g. vsc_psrsu) for PSR_SU.
* In addition, currently the driver check the valid bit then update and
--
2.34.1
