video/rockchip: rga2: Add support for BGRX8888

The userspace librga(im2d) is using 0x16 for BGRX8888.

Signed-off-by: Yu Qiaowei <cerf.yu@rock-chips.com>
Change-Id: I6cac09898039aefa87f5633d60bf590e3f130e56

Author: Yu Qiaowei

drivers/video/rockchip/rga2/rga2_mmu_info.c

@@ -198,6 +198,7 @@ static int rga2_buf_size_cal(unsigned long yrgb_addr, unsigned long uv_addr, uns
 	    pageCount = end - start;
             break;
         case RGA2_FORMAT_BGRA_8888 :
+	case RGA2_FORMAT_BGRX_8888 :
             stride = (w * 4 + 3) & (~3);
             size_yrgb = stride * h;
             start = yrgb_addr >> PAGE_SHIFT;