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| author | Jacopo Mondi <jacopo.mondi@ideasonboard.com> | 2025-08-10 04:30:25 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil+cisco@kernel.org> | 2025-08-13 09:33:49 +0300 |
| commit | 698c41290e8dafc5a9089f0bec147a7dcd0c6849 (patch) | |
| tree | 18a210d6520c93f18c8e9fe7267feb2b66571bf0 | |
| parent | 59879e77deed1b31c698e60e96767099c73077e0 (diff) | |
| download | linux-698c41290e8dafc5a9089f0bec147a7dcd0c6849.tar.xz | |
media: mtk: mdp3: Access v4l2_fh from file
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>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
| -rw-r--r-- | drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c index e68ae19d71a9..9ef956b565a7 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c @@ -10,14 +10,9 @@ #include <media/videobuf2-dma-contig.h> #include "mtk-mdp3-m2m.h" -static inline struct mdp_m2m_ctx *fh_to_ctx(struct v4l2_fh *fh) -{ - return container_of(fh, struct mdp_m2m_ctx, fh); -} - static inline struct mdp_m2m_ctx *file_to_ctx(struct file *filp) { - return fh_to_ctx(file_to_v4l2_fh(filp)); + return container_of(file_to_v4l2_fh(filp), struct mdp_m2m_ctx, fh); } static inline struct mdp_m2m_ctx *ctrl_to_ctx(struct v4l2_ctrl *ctrl) @@ -290,7 +285,7 @@ static int mdp_m2m_querycap(struct file *file, void *fh, static int mdp_m2m_enum_fmt_mplane(struct file *file, void *fh, struct v4l2_fmtdesc *f) { - struct mdp_m2m_ctx *ctx = fh_to_ctx(fh); + struct mdp_m2m_ctx *ctx = file_to_ctx(file); return mdp_enum_fmt_mplane(ctx->mdp_dev, f); } @@ -298,7 +293,7 @@ static int mdp_m2m_enum_fmt_mplane(struct file *file, void *fh, static int mdp_m2m_g_fmt_mplane(struct file *file, void *fh, struct v4l2_format *f) { - struct mdp_m2m_ctx *ctx = fh_to_ctx(fh); + struct mdp_m2m_ctx *ctx = file_to_ctx(file); struct mdp_frame *frame; struct v4l2_pix_format_mplane *pix_mp; @@ -316,7 +311,7 @@ static int mdp_m2m_g_fmt_mplane(struct file *file, void *fh, static int mdp_m2m_s_fmt_mplane(struct file *file, void *fh, struct v4l2_format *f) { - struct mdp_m2m_ctx *ctx = fh_to_ctx(fh); + struct mdp_m2m_ctx *ctx = file_to_ctx(file); struct mdp_frame *frame = ctx_get_frame(ctx, f->type); struct mdp_frame *capture; const struct mdp_format *fmt; @@ -359,7 +354,7 @@ static int mdp_m2m_s_fmt_mplane(struct file *file, void *fh, static int mdp_m2m_try_fmt_mplane(struct file *file, void *fh, struct v4l2_format *f) { - struct mdp_m2m_ctx *ctx = fh_to_ctx(fh); + struct mdp_m2m_ctx *ctx = file_to_ctx(file); if (!mdp_try_fmt_mplane(ctx->mdp_dev, f, &ctx->curr_param, ctx->id)) return -EINVAL; @@ -370,7 +365,7 @@ static int mdp_m2m_try_fmt_mplane(struct file *file, void *fh, static int mdp_m2m_g_selection(struct file *file, void *fh, struct v4l2_selection *s) { - struct mdp_m2m_ctx *ctx = fh_to_ctx(fh); + struct mdp_m2m_ctx *ctx = file_to_ctx(file); struct mdp_frame *frame; bool valid = false; @@ -422,7 +417,7 @@ static int mdp_m2m_g_selection(struct file *file, void *fh, static int mdp_m2m_s_selection(struct file *file, void *fh, struct v4l2_selection *s) { - struct mdp_m2m_ctx *ctx = fh_to_ctx(fh); + struct mdp_m2m_ctx *ctx = file_to_ctx(file); struct mdp_frame *frame = ctx_get_frame(ctx, s->type); struct mdp_frame *capture; struct v4l2_rect r; |