MLK-16255-6 video: fbdev: dcss: use aligned width to calc pitch for DPR

After alignment handling for DPR, the aligned width
may be larger than the same as original width, so
use the aligned width to calculate the pitch for
DPR.

Signed-off-by: Fancy Fang <chen.fang@nxp.com>

diff --git a/drivers/video/fbdev/mxc/imx_dcss.c b/drivers/video/fbdev/mxc/imx_dcss.c
index 92a1249..68bc939 100644 (file)
--- a/drivers/video/fbdev/mxc/imx_dcss.c
+++ b/drivers/video/fbdev/mxc/imx_dcss.c
@@ -1516,9 +1516,8 @@ static int dcss_dpr_config(uint32_t dpr_ch, struct dcss_info *info)
                return -EINVAL;
        }
 
-       /* TODO: calculate pitch for different formats */
        /* config pitch */
-       pitch = (var->xres * (var->bits_per_pixel >> 3)) << 16;
+       pitch = (num_pix_x * (var->bits_per_pixel >> 3)) << 16;
        fill_sb(cb, chan_info->dpr_addr + 0x70, pitch);
 
        fill_sb(cb, chan_info->dpr_addr + 0x200, 0x38);