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);
}