From 6f303592392967a27bb2b0d7e744f4348f0d4647 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Wed, 7 Jun 2017 15:34:06 -0300 Subject: [PATCH] [media] media: imx: csi: increase burst size for YUV formats The IDMAC supports burst sizes of up to 32 pixels for interleaved YUV formats and up to 64 pixels for planar YUV formats. Signed-off-by: Philipp Zabel Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/imx/imx-media-csi.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index b589fa244abcf..ec4f9f88712c9 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -333,6 +333,23 @@ static int csi_idmac_setup_channel(struct csi_priv *priv) passthrough = true; passthrough_bits = 16; break; + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_NV12: + burst_size = (image.pix.width & 0x3f) ? + ((image.pix.width & 0x1f) ? + ((image.pix.width & 0xf) ? 8 : 16) : 32) : 64; + passthrough = (sensor_ep->bus_type != V4L2_MBUS_CSI2 && + sensor_ep->bus.parallel.bus_width >= 16); + passthrough_bits = 16; + break; + case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_UYVY: + burst_size = (image.pix.width & 0x1f) ? + ((image.pix.width & 0xf) ? 8 : 16) : 32; + passthrough = (sensor_ep->bus_type != V4L2_MBUS_CSI2 && + sensor_ep->bus.parallel.bus_width >= 16); + passthrough_bits = 16; + break; default: burst_size = (image.pix.width & 0xf) ? 8 : 16; passthrough = (sensor_ep->bus_type != V4L2_MBUS_CSI2 && -- 2.30.2