diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/link_dpms.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/link_dpms.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c index 834f34249af0..7997936613fc 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c @@ -1079,8 +1079,14 @@ static struct fixed31_32 get_pbn_from_bw_in_kbps(uint64_t kbps) static struct fixed31_32 get_pbn_from_timing(struct pipe_ctx *pipe_ctx) { uint64_t kbps; + enum dc_link_encoding_format link_encoding; - kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing); + if (dp_is_128b_132b_signal(pipe_ctx)) + link_encoding = DC_LINK_ENCODING_DP_128b_132b; + else + link_encoding = DC_LINK_ENCODING_DP_8b_10b; + + kbps = dc_bandwidth_in_kbps_from_timing(&pipe_ctx->stream->timing, link_encoding); return get_pbn_from_bw_in_kbps(kbps); } @@ -1538,7 +1544,8 @@ struct fixed31_32 link_calculate_sst_avg_time_slots_per_mtp( dc_fixpt_div_int(link_bw_effective, MAX_MTP_SLOT_COUNT); struct fixed31_32 timing_bw = dc_fixpt_from_int( - dc_bandwidth_in_kbps_from_timing(&stream->timing)); + dc_bandwidth_in_kbps_from_timing(&stream->timing, + dc_link_get_highest_encoding_format(link))); struct fixed31_32 avg_time_slots_per_mtp = dc_fixpt_div(timing_bw, timeslot_bw_effective); |