diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/hwss')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c | 7 |
2 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c index 36d12db8d022..f5f1ccd8303c 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c @@ -3003,7 +3003,11 @@ void dcn20_enable_stream(struct pipe_ctx *pipe_ctx) dccg->funcs->set_dpstreamclk(dccg, DTBCLK0, tg->inst, dp_hpo_inst); phyd32clk = get_phyd32clk_src(link); - dccg->funcs->enable_symclk32_se(dccg, dp_hpo_inst, phyd32clk); + if (link->cur_link_settings.link_rate == LINK_RATE_UNKNOWN) { + dccg->funcs->disable_symclk32_se(dccg, dp_hpo_inst); + } else { + dccg->funcs->enable_symclk32_se(dccg, dp_hpo_inst, phyd32clk); + } } else { if (dccg->funcs->enable_symclk_se) dccg->funcs->enable_symclk_se(dccg, stream_enc->stream_enc_inst, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c index 0b743669f23b..62f1e597787e 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c @@ -1001,8 +1001,11 @@ void dcn401_enable_stream(struct pipe_ctx *pipe_ctx) if (dc_is_dp_signal(pipe_ctx->stream->signal) || dc_is_virtual_signal(pipe_ctx->stream->signal)) { if (dc->link_srv->dp_is_128b_132b_signal(pipe_ctx)) { dccg->funcs->set_dpstreamclk(dccg, DPREFCLK, tg->inst, dp_hpo_inst); - - dccg->funcs->enable_symclk32_se(dccg, dp_hpo_inst, phyd32clk); + if (link->cur_link_settings.link_rate == LINK_RATE_UNKNOWN) { + dccg->funcs->disable_symclk32_se(dccg, dp_hpo_inst); + } else { + dccg->funcs->enable_symclk32_se(dccg, dp_hpo_inst, phyd32clk); + } } else { /* need to set DTBCLK_P source to DPREFCLK for DP8B10B */ dccg->funcs->set_dtbclk_p_src(dccg, DPREFCLK, tg->inst); |