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media: imx-isi: Access v4l2_fh from file

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The v4l2_fh associated with an open file handle is now guaranteed
to be available in file->private_data, initialised by v4l2_fh_add().

Access the v4l2_fh, and from there the driver-specific structure,
from the file * in all ioctl handlers.

Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Co-developed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
Jacopo Mondi 2025-08-10 04:30:29 +03:00 committed by Hans Verkuil
parent 8be69363d8
commit f048bf7d75
1 changed files with 6 additions and 11 deletions
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17
drivers/media/platform/nxp/imx8-isi/imx8-isi-m2m.c
View File

@ -74,14 +74,9 @@ to_isi_m2m_buffer(struct vb2_v4l2_buffer *buf)
return container_of(buf, struct mxc_isi_m2m_buffer, buf.vb);
}
static inline struct mxc_isi_m2m_ctx *to_isi_m2m_ctx(struct v4l2_fh *fh)
{
return container_of(fh, struct mxc_isi_m2m_ctx, fh);
}
static inline struct mxc_isi_m2m_ctx *file_to_isi_m2m_ctx(struct file *filp)
{
return to_isi_m2m_ctx(file_to_v4l2_fh(filp));
return container_of(file_to_v4l2_fh(filp), struct mxc_isi_m2m_ctx, fh);
}
static inline struct mxc_isi_m2m_ctx_queue_data *
@ -432,7 +427,7 @@ static int mxc_isi_m2m_try_fmt_vid(struct file *file, void *fh,
const enum mxc_isi_video_type type =
f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ?
MXC_ISI_VIDEO_M2M_OUT : MXC_ISI_VIDEO_M2M_CAP;
struct mxc_isi_m2m_ctx *ctx = to_isi_m2m_ctx(fh);
struct mxc_isi_m2m_ctx *ctx = file_to_isi_m2m_ctx(file);
__mxc_isi_m2m_try_fmt_vid(ctx, &f->fmt.pix_mp, type);
@ -442,7 +437,7 @@ static int mxc_isi_m2m_try_fmt_vid(struct file *file, void *fh,
static int mxc_isi_m2m_g_fmt_vid(struct file *file, void *fh,
struct v4l2_format *f)
{
struct mxc_isi_m2m_ctx *ctx = to_isi_m2m_ctx(fh);
struct mxc_isi_m2m_ctx *ctx = file_to_isi_m2m_ctx(file);
const struct mxc_isi_m2m_ctx_queue_data *qdata =
mxc_isi_m2m_ctx_qdata(ctx, f->type);
@ -457,7 +452,7 @@ static int mxc_isi_m2m_s_fmt_vid(struct file *file, void *fh,
const enum mxc_isi_video_type type =
f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ?
MXC_ISI_VIDEO_M2M_OUT : MXC_ISI_VIDEO_M2M_CAP;
struct mxc_isi_m2m_ctx *ctx = to_isi_m2m_ctx(fh);
struct mxc_isi_m2m_ctx *ctx = file_to_isi_m2m_ctx(file);
struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
const struct mxc_isi_format_info *info;
struct vb2_queue *vq;
@ -489,7 +484,7 @@ static int mxc_isi_m2m_s_fmt_vid(struct file *file, void *fh,
static int mxc_isi_m2m_streamon(struct file *file, void *fh,
enum v4l2_buf_type type)
{
struct mxc_isi_m2m_ctx *ctx = to_isi_m2m_ctx(fh);
struct mxc_isi_m2m_ctx *ctx = file_to_isi_m2m_ctx(file);
struct mxc_isi_m2m_ctx_queue_data *q = mxc_isi_m2m_ctx_qdata(ctx, type);
const struct v4l2_pix_format_mplane *out_pix = &ctx->queues.out.format;
const struct v4l2_pix_format_mplane *cap_pix = &ctx->queues.cap.format;
@ -577,7 +572,7 @@ static int mxc_isi_m2m_streamon(struct file *file, void *fh,
static int mxc_isi_m2m_streamoff(struct file *file, void *fh,
enum v4l2_buf_type type)
{
struct mxc_isi_m2m_ctx *ctx = to_isi_m2m_ctx(fh);
struct mxc_isi_m2m_ctx *ctx = file_to_isi_m2m_ctx(file);
struct mxc_isi_m2m_ctx_queue_data *q = mxc_isi_m2m_ctx_qdata(ctx, type);
struct mxc_isi_m2m *m2m = ctx->m2m;