Commit 1dbac201 authored by Yongqiang Sun's avatar Yongqiang Sun Committed by Alex Deucher
Browse files

drm/amd/display: Added disconnect dchub. 



Add disable ttu interface to dcn10, when remove
mpc, disable ttu as well.

Signed-off-by: default avatarYongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d75aee4b

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubp.c

+9 −0
Original line number Diff line number Diff line
@@ -56,6 +56,14 @@ void hubp1_set_blank(struct hubp *hubp, bool blank) 
	}

}



static void hubp1_disconnect(struct hubp *hubp)

{

	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);



	REG_UPDATE(DCHUBP_CNTL,

			HUBP_TTU_DISABLE, 1);

}



static void hubp1_set_hubp_blank_en(struct hubp *hubp, bool blank)

{

	struct dcn10_hubp *hubp1 = TO_DCN10_HUBP(hubp);
@@ -933,6 +941,7 @@ static struct hubp_funcs dcn10_hubp_funcs = { 
	.set_hubp_blank_en = hubp1_set_hubp_blank_en,

	.set_cursor_attributes	= hubp1_cursor_set_attributes,

	.set_cursor_position	= hubp1_cursor_set_position,

	.hubp_disconnect = hubp1_disconnect,

};



/*****************************************/

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

+4 −0
Original line number Diff line number Diff line
@@ -2019,6 +2019,7 @@ static void dcn10_apply_ctx_for_surface( 
		struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];

		struct pipe_ctx *old_pipe_ctx =

				&dc->current_state->res_ctx.pipe_ctx[i];

		struct hubp *hubp = dc->res_pool->hubps[i];



		if (!pipe_ctx->plane_state && !old_pipe_ctx->plane_state)

			continue;
@@ -2067,6 +2068,9 @@ static void dcn10_apply_ctx_for_surface( 
					"[debug_mpo: apply_ctx disconnect pending on mpcc %d]\n",

					old_pipe_ctx->mpcc->inst);*/



			if (hubp->funcs->hubp_disconnect)

				hubp->funcs->hubp_disconnect(hubp);



			if (dc->debug.sanity_checks)

				verify_allow_pstate_change_high(dc->hwseq);

drivers/gpu/drm/amd/display/dc/inc/hw/hubp.h

+2 −0
Original line number Diff line number Diff line
@@ -100,6 +100,8 @@ struct hubp_funcs { 
			const struct dc_cursor_position *pos,

			const struct dc_cursor_mi_param *param);



	void (*hubp_disconnect)(struct hubp *hubp);



};



#endif

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