gpu: ipu-cpmem: add 8-bit grayscale support to ipu_cpmem_set_image

Add the missing offset calculation for grayscale images. Since the IPU
only supports capturing greyscale in raw passthrough mode, it is the
same as 8-bit bayer formats.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c
index bb9c087..ef32377 100644 (file)
--- a/drivers/gpu/ipu-v3/ipu-cpmem.c
+++ b/drivers/gpu/ipu-v3/ipu-cpmem.c
@@ -788,6 +788,7 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image)
        case V4L2_PIX_FMT_SGBRG8:
        case V4L2_PIX_FMT_SGRBG8:
        case V4L2_PIX_FMT_SRGGB8:
+       case V4L2_PIX_FMT_GREY:
                offset = image->rect.left + image->rect.top * pix->bytesperline;
                break;
        case V4L2_PIX_FMT_SBGGR16: