From: Ilya <Ilya.Bakoulin@xxxxxxx>
[Why]
Store current packed PPS data in dc_stream_state for future use.
Reviewed-by: Aric Cyr <Aric.Cyr@xxxxxxx>
Acked-by: Tom Chung <chiahsuan.chung@xxxxxxx>
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 ++
drivers/gpu/drm/amd/display/dc/dc_stream.h | 2 +-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 50a12fd08f4a..c15c46b81111 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -7578,6 +7578,7 @@ bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_u
DC_LOG_DSC(" ");
dsc->funcs->dsc_get_packed_pps(dsc, &dsc_cfg, &dsc_packed_pps[0]);
+ memcpy(&stream->dsc_packed_pps[0], &dsc_packed_pps[0], sizeof(stream->dsc_packed_pps));
if (dc_is_dp_signal(stream->signal)) {
DC_LOG_DSC("Setting stream encoder DSC PPS SDP for engine %d\n", (int)pipe_ctx->stream_res.stream_enc->id);
if (is_dp_128b_132b_signal(pipe_ctx))
@@ -7595,6 +7596,7 @@ bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_u
}
} else {
/* disable DSC PPS in stream encoder */
+ memset(&stream->dsc_packed_pps[0], 0, sizeof(stream->dsc_packed_pps));
if (dc_is_dp_signal(stream->signal)) {
if (is_dp_128b_132b_signal(pipe_ctx))
pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_set_dsc_pps_info_packet(
diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h
index 580420c3eedc..58941f4defb3 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_stream.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h
@@ -162,7 +162,7 @@ struct dc_stream_state {
struct dc_info_packet vrr_infopacket;
struct dc_info_packet vsc_infopacket;
struct dc_info_packet vsp_infopacket;
-
+ uint8_t dsc_packed_pps[128];
struct rect src; /* composition area */
struct rect dst; /* stream addressable area */
--
2.25.1
