MLK-19343: ISI: add memory to memory support for qm and qxp

Add memory to memory support for qm and qxp. Because only
ISI channel0 can support memory to memory feature so this
feature only support one channel. User can use channel 0
as other function when it isn't used for m2m.

Signed-off-by: Guoniu.Zhou <guoniu.zhou@nxp.com>
Reviewed-by: Sandor.yu <sandor.yu@nxp.com>

diff --git a/drivers/media/platform/imx8/mxc-isi-core.h b/drivers/media/platform/imx8/mxc-isi-core.h
index 852f598..0780267 100644 (file)
--- a/drivers/media/platform/imx8/mxc-isi-core.h
+++ b/drivers/media/platform/imx8/mxc-isi-core.h
@@ -235,6 +235,20 @@ struct mxc_isi_m2m_dev {
 
        struct mxc_isi_frame    src_f;
        struct mxc_isi_frame    dst_f;
+
+       unsigned int    vflip:1;
+       unsigned int    hflip:1;
+       unsigned int    alphaen:1;
+
+       unsigned int aborting;
+       unsigned int read_done;
+
+       u8 alpha;
+};
+
+struct mxc_isi_ctx {
+       struct mxc_isi_dev *isi_dev;
+       struct v4l2_fh          fh;
 };
 
 struct mxc_isi_cap_dev {
@@ -290,6 +304,7 @@ struct mxc_isi_dev {
        unsigned int            crop:1;
        unsigned int            deinterlace:1;
        unsigned int            parallel_csi:1;
+       unsigned int            is_m2m:1;
 
        struct mxc_isi_ctrls ctrls;
        u8                      alpha;          /* goable alpha */