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path: root/drivers/gpu/drm/amd/display/dc
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c6
-rw-r--r--drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c7
3 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
index 70c39df62533..2061d43b92e1 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_translation_helper.c
@@ -590,11 +590,11 @@ void dml2_init_soc_states(struct dml2_context *dml2, const struct dc *in_dc,
p->out_states->state_array[i].dtbclk_mhz = max_dtbclk_mhz;
p->out_states->state_array[i].phyclk_mhz = max_phyclk_mhz;
+ p->out_states->state_array[i].dscclk_mhz = max_dispclk_mhz / 3.0;
p->out_states->state_array[i].phyclk_mhz = max_phyclk_mhz;
p->out_states->state_array[i].dtbclk_mhz = max_dtbclk_mhz;
/* Dependent states. */
- p->out_states->state_array[i].dscclk_mhz = p->in_states->state_array[i].dscclk_mhz;
p->out_states->state_array[i].dram_speed_mts = p->in_states->state_array[i].dram_speed_mts;
p->out_states->state_array[i].fabricclk_mhz = p->in_states->state_array[i].fabricclk_mhz;
p->out_states->state_array[i].socclk_mhz = p->in_states->state_array[i].socclk_mhz;
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 926c08e790c1..846c9c51f2d9 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
@@ -3033,7 +3033,11 @@ 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 8f5da0ded850..5489f3d431f6 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
@@ -936,8 +936,11 @@ 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 {
dccg->funcs->enable_symclk_se(dccg, stream_enc->stream_enc_inst,
link_enc->transmitter - TRANSMITTER_UNIPHY_A);