Commit 9b265eba authored by Hugo Hu's avatar Hugo Hu Committed by Alex Deucher
Browse files

drm/amd/display: Update background color in bottommost mpcc 



[Why]
Background color only takes effect in bottommost mpcc.

[How]
Update background color in bottommost mpcc.

Signed-off-by: default avatarHugo Hu <hugo.hu@amd.com>
Reviewed-by: default avatarYongqiang Sun <yongqiang.sun@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d3698cea

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c

+13 −6
Original line number Diff line number Diff line
@@ -42,20 +42,27 @@ void mpc1_set_bg_color(struct mpc *mpc, 
		int mpcc_id)

{

	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);

	struct mpcc *bottommost_mpcc = mpc1_get_mpcc(mpc, mpcc_id);

	uint32_t bg_r_cr, bg_g_y, bg_b_cb;



	/* find bottommost mpcc. */

	while (bottommost_mpcc->mpcc_bot) {

		bottommost_mpcc = bottommost_mpcc->mpcc_bot;

	}



	/* mpc color is 12 bit.  tg_color is 10 bit */

	/* todo: might want to use 16 bit to represent color and have each

	 * hw block translate to correct color depth.

	 */

	uint32_t bg_r_cr = bg_color->color_r_cr << 2;

	uint32_t bg_g_y = bg_color->color_g_y << 2;

	uint32_t bg_b_cb = bg_color->color_b_cb << 2;

	bg_r_cr = bg_color->color_r_cr << 2;

	bg_g_y = bg_color->color_g_y << 2;

	bg_b_cb = bg_color->color_b_cb << 2;



	REG_SET(MPCC_BG_R_CR[mpcc_id], 0,

	REG_SET(MPCC_BG_R_CR[bottommost_mpcc->mpcc_id], 0,

			MPCC_BG_R_CR, bg_r_cr);

	REG_SET(MPCC_BG_G_Y[mpcc_id], 0,

	REG_SET(MPCC_BG_G_Y[bottommost_mpcc->mpcc_id], 0,

			MPCC_BG_G_Y, bg_g_y);

	REG_SET(MPCC_BG_B_CB[mpcc_id], 0,

	REG_SET(MPCC_BG_B_CB[bottommost_mpcc->mpcc_id], 0,

			MPCC_BG_B_CB, bg_b_cb);

}

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