MLK-19514-2: ISI: use ping-pong buffer of ISI

1. Use ping-pong buffer of isi.
2. Add multi-plane support for m2m out queue. When
V4L2 m2m device support multi-plane, it should be
applied for both input and output, so add it.

Signed-off-by: Guoniu.Zhou <guoniu.zhou@nxp.com>

diff --git a/drivers/media/platform/imx8/mxc-isi-core.c b/drivers/media/platform/imx8/mxc-isi-core.c
index a16824c..d714909 100644 (file)
--- a/drivers/media/platform/imx8/mxc-isi-core.c
+++ b/drivers/media/platform/imx8/mxc-isi-core.c
@@ -17,7 +17,6 @@ static irqreturn_t mxc_isi_irq_handler(int irq, void *priv)
        struct device *dev = &mxc_isi->pdev->dev;
        u32 status;
 
-
        spin_lock(&mxc_isi->slock);
 
        status = mxc_isi_get_irq_status(mxc_isi);