Commit cd9a180a authored by Igor Kravchenko's avatar Igor Kravchenko Committed by Alex Deucher
Browse files

drm/amd/display: Register init 



[Why]
Driver re-initialize registers already set in FW

[How]
Transfer init to FW

Signed-off-by: default avatarIgor Kravchenko <Igor.Kravchenko@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarEryk Brol <eryk.brol@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3c0dcf9f

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c

+35 −23
Original line number Diff line number Diff line
@@ -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) {
@@ -1323,6 +1326,7 @@ void dcn10_init_hw(struct dc *dc) 
		 */

		struct dc_link *link = dc->links[i];



		if (!is_optimized_init_done)

			link->link_enc->funcs->hw_init(link->link_enc);



		/* Check for enabled DIG to identify enabled display */
@@ -1332,9 +1336,11 @@ void dcn10_init_hw(struct dc *dc) 
	}



	/* Power gate DSCs */

	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) {
@@ -1379,11 +1385,13 @@ void dcn10_init_hw(struct dc *dc) 
	 * everything down.

	 */

	if (dcb->funcs->is_accelerated_mode(dcb) || dc->config.power_down_display_on_boot) {

		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

	 * on which causes HW/SW discrepancies.
@@ -1417,6 +1425,8 @@ void dcn10_init_hw(struct dc *dc) 
		}

	}



	if (!is_optimized_init_done) {



		for (i = 0; i < res_pool->audio_count; i++) {

			struct audio *audio = res_pool->audios[i];
@@ -1435,11 +1445,13 @@ void dcn10_init_hw(struct dc *dc) 


		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*/

	if (!is_optimized_init_done)

		REG_WRITE(DIO_MEM_PWR_CTRL, 0);



	if (!dc->debug.disable_clock_gate) {