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path: root/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c104
1 files changed, 54 insertions, 50 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
index 4d4ac4ceb1e8..bdf101547484 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_hwseq.c
@@ -112,7 +112,7 @@ void dcn31_init_hw(struct dc *dc)
struct dc_bios *dcb = dc->ctx->dc_bios;
struct resource_pool *res_pool = dc->res_pool;
uint32_t backlight = MAX_BACKLIGHT_LEVEL;
- int i, j;
+ int i;
if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks)
dc->clk_mgr->funcs->init_clocks(dc->clk_mgr);
@@ -188,54 +188,23 @@ void dcn31_init_hw(struct dc *dc)
/* Check for enabled DIG to identify enabled display */
if (link->link_enc->funcs->is_dig_enabled &&
- link->link_enc->funcs->is_dig_enabled(link->link_enc))
+ link->link_enc->funcs->is_dig_enabled(link->link_enc)) {
link->link_status.link_active = true;
+ if (link->link_enc->funcs->fec_is_active &&
+ link->link_enc->funcs->fec_is_active(link->link_enc))
+ link->fec_state = dc_link_fec_enabled;
+ }
}
- /* Power gate DSCs */
- for (i = 0; i < res_pool->res_cap->num_dsc; i++)
- if (hws->funcs.dsc_pg_control != NULL)
- hws->funcs.dsc_pg_control(hws, res_pool->dscs[i]->inst, false);
-
/* Enables outbox notifications for usb4 dpia */
if (dc->res_pool->usb4_dpia_count)
- dmub_enable_outbox_notification(dc);
+ dmub_enable_outbox_notification(dc->ctx->dmub_srv);
/* we want to turn off all dp displays before doing detection */
- if (dc->config.power_down_display_on_boot) {
- uint8_t dpcd_power_state = '\0';
- enum dc_status status = DC_ERROR_UNEXPECTED;
-
- for (i = 0; i < dc->link_count; i++) {
- if (dc->links[i]->connector_signal != SIGNAL_TYPE_DISPLAY_PORT)
- continue;
-
- /* if any of the displays are lit up turn them off */
- status = core_link_read_dpcd(dc->links[i], DP_SET_POWER,
- &dpcd_power_state, sizeof(dpcd_power_state));
- if (status == DC_OK && dpcd_power_state == DP_POWER_STATE_D0) {
- /* blank dp stream before power off receiver*/
- if (dc->links[i]->ep_type == DISPLAY_ENDPOINT_PHY &&
- dc->links[i]->link_enc->funcs->get_dig_frontend) {
- unsigned int fe;
-
- fe = dc->links[i]->link_enc->funcs->get_dig_frontend(
- dc->links[i]->link_enc);
- if (fe == ENGINE_ID_UNKNOWN)
- continue;
-
- for (j = 0; j < dc->res_pool->stream_enc_count; j++) {
- if (fe == dc->res_pool->stream_enc[j]->id) {
- dc->res_pool->stream_enc[j]->funcs->dp_blank(dc->links[i],
- dc->res_pool->stream_enc[j]);
- break;
- }
- }
- }
- dp_receiver_power_ctrl(dc->links[i], false);
- }
- }
- }
+ dc_link_blank_all_dp_displays(dc);
+
+ if (hws->funcs.enable_power_gating_plane)
+ hws->funcs.enable_power_gating_plane(dc->hwseq, true);
/* If taking control over from VBIOS, we may want to optimize our first
* mode set, so we need to skip powering down pipes until we know which
@@ -243,7 +212,29 @@ void dcn31_init_hw(struct dc *dc)
* Otherwise, if taking control is not possible, we need to power
* everything down.
*/
- if (dcb->funcs->is_accelerated_mode(dcb) || dc->config.power_down_display_on_boot) {
+ if (dcb->funcs->is_accelerated_mode(dcb) || !dc->config.seamless_boot_edp_requested) {
+
+ // we want to turn off edp displays if odm is enabled and no seamless boot
+ if (!dc->caps.seamless_odm) {
+ for (i = 0; i < dc->res_pool->timing_generator_count; i++) {
+ struct timing_generator *tg = dc->res_pool->timing_generators[i];
+ uint32_t num_opps, opp_id_src0, opp_id_src1;
+
+ num_opps = 1;
+ if (tg) {
+ if (tg->funcs->is_tg_enabled(tg) && tg->funcs->get_optc_source) {
+ tg->funcs->get_optc_source(tg, &num_opps,
+ &opp_id_src0, &opp_id_src1);
+ }
+ }
+
+ if (num_opps > 1) {
+ dc_link_blank_all_edp_displays(dc);
+ break;
+ }
+ }
+ }
+
hws->funcs.init_pipes(dc, dc->current_state);
if (dc->res_pool->hubbub->funcs->allow_self_refresh_control)
dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub,
@@ -286,8 +277,6 @@ void dcn31_init_hw(struct dc *dc)
REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0);
}
- if (hws->funcs.enable_power_gating_plane)
- hws->funcs.enable_power_gating_plane(dc->hwseq, true);
if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks)
dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub);
@@ -376,22 +365,32 @@ void dcn31_enable_power_gating_plane(
bool enable)
{
bool force_on = true; /* disable power gating */
+ uint32_t org_ip_request_cntl = 0;
- if (enable)
+ if (enable && !hws->ctx->dc->debug.disable_hubp_power_gate)
force_on = false;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
/* DCHUBP0/1/2/3/4/5 */
REG_UPDATE(DOMAIN0_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
-
/* DPP0/1/2/3/4/5 */
REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
+ force_on = true; /* disable power gating */
+ if (enable && !hws->ctx->dc->debug.disable_dsc_power_gate)
+ force_on = false;
+
/* DCS0/1/2/3/4/5 */
REG_UPDATE(DOMAIN16_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN17_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN18_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
+
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0);
}
void dcn31_update_info_frame(struct pipe_ctx *pipe_ctx)
@@ -457,12 +456,15 @@ void dcn31_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool p
{
uint32_t power_gate = power_on ? 0 : 1;
uint32_t pwr_status = power_on ? 0 : 2;
-
+ uint32_t org_ip_request_cntl;
if (hws->ctx->dc->debug.disable_hubp_power_gate)
return;
if (REG(DOMAIN0_PG_CONFIG) == 0)
return;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
switch (hubp_inst) {
case 0:
@@ -485,6 +487,8 @@ void dcn31_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool p
BREAK_TO_DEBUGGER();
break;
}
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0);
}
int dcn31_init_sys_ctx(struct dce_hwseq *hws, struct dc *dc, struct dc_phy_addr_space_config *pa_config)
@@ -531,11 +535,11 @@ static void dcn31_reset_back_end_for_pipe(
pipe_ctx->stream_res.tg,
OPTC_DSC_DISABLED, 0, 0);
pipe_ctx->stream_res.tg->funcs->disable_crtc(pipe_ctx->stream_res.tg);
-
pipe_ctx->stream_res.tg->funcs->enable_optc_clock(pipe_ctx->stream_res.tg, false);
if (pipe_ctx->stream_res.tg->funcs->set_odm_bypass)
pipe_ctx->stream_res.tg->funcs->set_odm_bypass(
pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);
+ pipe_ctx->stream->link->phy_state.symclk_ref_cnts.otg = 0;
if (pipe_ctx->stream_res.tg->funcs->set_drr)
pipe_ctx->stream_res.tg->funcs->set_drr(
@@ -609,7 +613,7 @@ void dcn31_reset_hw_ctx_wrap(
}
/* New dc_state in the process of being applied to hardware. */
- dc->current_state->res_ctx.link_enc_cfg_ctx.mode = LINK_ENC_CFG_TRANSIENT;
+ link_enc_cfg_set_transient_mode(dc, dc->current_state, context);
}
void dcn31_setup_hpo_hw_control(const struct dce_hwseq *hws, bool enable)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.