From 8dd504a3a0a5f73b4c137ce3afc35936a4ecd871 Mon Sep 17 00:00:00 2001 From: Ming Qian Date: Wed, 23 Mar 2022 10:05:54 +0100 Subject: [PATCH] media: imx-jpeg: Refactor function mxc_jpeg_parse Refine code to support dynamic resolution change Signed-off-by: Ming Qian Reviewed-by: Mirela Rabulea Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c index 87d91e927747..dda508aedac0 100644 --- a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c +++ b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c @@ -1247,8 +1247,7 @@ static void mxc_jpeg_sizeimage(struct mxc_jpeg_q_data *q) } } -static int mxc_jpeg_parse(struct mxc_jpeg_ctx *ctx, - u8 *src_addr, u32 size, bool *dht_needed) +static int mxc_jpeg_parse(struct mxc_jpeg_ctx *ctx, struct vb2_buffer *vb) { struct device *dev = ctx->mxc_jpeg->dev; struct mxc_jpeg_q_data *q_data_out, *q_data_cap; @@ -1258,6 +1257,9 @@ static int mxc_jpeg_parse(struct mxc_jpeg_ctx *ctx, struct v4l2_jpeg_header header; struct mxc_jpeg_sof *psof = NULL; struct mxc_jpeg_sos *psos = NULL; + struct mxc_jpeg_src_buf *jpeg_src_buf = vb2_to_mxc_buf(vb); + u8 *src_addr = (u8 *)vb2_plane_vaddr(vb, 0); + u32 size = vb2_get_plane_payload(vb, 0); int ret; memset(&header, 0, sizeof(header)); @@ -1268,7 +1270,7 @@ static int mxc_jpeg_parse(struct mxc_jpeg_ctx *ctx, } /* if DHT marker present, no need to inject default one */ - *dht_needed = (header.num_dht == 0); + jpeg_src_buf->dht_needed = (header.num_dht == 0); q_data_out = mxc_jpeg_get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); @@ -1383,10 +1385,7 @@ static void mxc_jpeg_buf_queue(struct vb2_buffer *vb) jpeg_src_buf = vb2_to_mxc_buf(vb); jpeg_src_buf->jpeg_parse_error = false; - ret = mxc_jpeg_parse(ctx, - (u8 *)vb2_plane_vaddr(vb, 0), - vb2_get_plane_payload(vb, 0), - &jpeg_src_buf->dht_needed); + ret = mxc_jpeg_parse(ctx, vb); if (ret) jpeg_src_buf->jpeg_parse_error = true; -- 2.11.0