From: Igor Kravchenko <igor.kravche...@amd.com>
[Why]
Driver re-initialize registers already set in FW
[How]
Transfer init to FW
Signed-off-by: Igor Kravchenko <igor.kravche...@amd.com>
Reviewed-by: Tony Cheng <tony.ch...@amd.com>
Acked-by: Eryk Brol <eryk.b...@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>
---
.../amd/display/dc/dcn10/dcn10_hw_sequencer.c | 58 +++++++++++--------
1 file changed, 35 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index cb45f05a0319..6711ff908bcf 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -1255,6 +1255,7 @@ void dcn10_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;
+ bool is_optimized_init_done = false;
if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks)
dc->clk_mgr->funcs->init_clocks(dc->clk_mgr);
@@ -1288,7 +1289,9 @@ void dcn10_init_hw(struct dc *dc)
if (!dcb->funcs->is_accelerated_mode(dcb))
hws->funcs.disable_vga(dc->hwseq);
- if (!dc_dmub_srv_optimized_init_done(dc->ctx->dmub_srv))
+ is_optimized_init_done =
dc_dmub_srv_optimized_init_done(dc->ctx->dmub_srv);
+
+ if (!is_optimized_init_done)
hws->funcs.bios_golden_init(dc);
if (dc->ctx->dc_bios->fw_info_valid) {
@@ -1323,7 +1326,8 @@ void dcn10_init_hw(struct dc *dc)
*/
struct dc_link *link = dc->links[i];
- link->link_enc->funcs->hw_init(link->link_enc);
+ if (!is_optimized_init_done)
+ link->link_enc->funcs->hw_init(link->link_enc);
/* Check for enabled DIG to identify enabled display */
if (link->link_enc->funcs->is_dig_enabled &&
@@ -1332,9 +1336,11 @@ void dcn10_init_hw(struct dc *dc)
}
/* 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);
+ if (!is_optimized_init_done) {
+ 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);
+ }
/* we want to turn off all dp displays before doing detection */
if (dc->config.power_down_display_on_boot) {
@@ -1379,10 +1385,12 @@ void dcn10_init_hw(struct dc *dc)
* everything down.
*/
if (dcb->funcs->is_accelerated_mode(dcb) ||
dc->config.power_down_display_on_boot) {
- 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,
-
!dc->res_pool->hubbub->ctx->dc->debug.disable_stutter);
+ if (!is_optimized_init_done) {
+ 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,
+
!dc->res_pool->hubbub->ctx->dc->debug.disable_stutter);
+ }
}
/* In headless boot cases, DIG may be turned
@@ -1417,30 +1425,34 @@ void dcn10_init_hw(struct dc *dc)
}
}
- for (i = 0; i < res_pool->audio_count; i++) {
- struct audio *audio = res_pool->audios[i];
+ if (!is_optimized_init_done) {
- audio->funcs->hw_init(audio);
- }
+ for (i = 0; i < res_pool->audio_count; i++) {
+ struct audio *audio = res_pool->audios[i];
- for (i = 0; i < dc->link_count; i++) {
- struct dc_link *link = dc->links[i];
+ audio->funcs->hw_init(audio);
+ }
- if (link->panel_cntl)
- backlight =
link->panel_cntl->funcs->hw_init(link->panel_cntl);
- }
+ for (i = 0; i < dc->link_count; i++) {
+ struct dc_link *link = dc->links[i];
- if (abm != NULL)
- abm->funcs->abm_init(abm, backlight);
+ if (link->panel_cntl)
+ backlight =
link->panel_cntl->funcs->hw_init(link->panel_cntl);
+ }
- if (dmcu != NULL && !dmcu->auto_load_dmcu)
- dmcu->funcs->dmcu_init(dmcu);
+ if (abm != NULL)
+ abm->funcs->abm_init(abm, backlight);
+
+ if (dmcu != NULL && !dmcu->auto_load_dmcu)
+ dmcu->funcs->dmcu_init(dmcu);
+ }
if (abm != NULL && dmcu != NULL)
abm->dmcu_is_running = dmcu->funcs->is_dmcu_initialized(dmcu);
/* power AFMT HDMI memory TODO: may move to dis/en output save power*/
- REG_WRITE(DIO_MEM_PWR_CTRL, 0);
+ if (!is_optimized_init_done)
+ REG_WRITE(DIO_MEM_PWR_CTRL, 0);
if (!dc->debug.disable_clock_gate) {
/* enable all DCN clock gating */
--
2.27.0
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