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.

While at it, remove the now unused fh_to_rkvdec_ctx() macro.

Signed-off-by: Jacopo Mondi <jacopo.mo...@ideasonboard.com>
---
 drivers/media/platform/rockchip/rkvdec/rkvdec.c | 14 +++++++-------
 drivers/media/platform/rockchip/rkvdec/rkvdec.h |  5 -----
 2 files changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/media/platform/rockchip/rkvdec/rkvdec.c 
b/drivers/media/platform/rockchip/rkvdec/rkvdec.c
index 
481c2488f9ac64e70869ed21e5053cfbc4ed6e0e..9fa80ab3c62b7753e6c992aefd106ee99ed375e4
 100644
--- a/drivers/media/platform/rockchip/rkvdec/rkvdec.c
+++ b/drivers/media/platform/rockchip/rkvdec/rkvdec.c
@@ -354,7 +354,7 @@ static int rkvdec_try_capture_fmt(struct file *file, void 
*priv,
                                  struct v4l2_format *f)
 {
        struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp;
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
        const struct rkvdec_coded_fmt_desc *coded_desc;
 
        /*
@@ -387,7 +387,7 @@ static int rkvdec_try_output_fmt(struct file *file, void 
*priv,
                                 struct v4l2_format *f)
 {
        struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp;
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
        const struct rkvdec_coded_fmt_desc *desc;
 
        desc = rkvdec_find_coded_fmt_desc(pix_mp->pixelformat);
@@ -418,7 +418,7 @@ static int rkvdec_try_output_fmt(struct file *file, void 
*priv,
 static int rkvdec_s_capture_fmt(struct file *file, void *priv,
                                struct v4l2_format *f)
 {
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
        struct vb2_queue *vq;
        int ret;
 
@@ -439,7 +439,7 @@ static int rkvdec_s_capture_fmt(struct file *file, void 
*priv,
 static int rkvdec_s_output_fmt(struct file *file, void *priv,
                               struct v4l2_format *f)
 {
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
        struct v4l2_m2m_ctx *m2m_ctx = ctx->fh.m2m_ctx;
        const struct rkvdec_coded_fmt_desc *desc;
        struct v4l2_format *cap_fmt;
@@ -504,7 +504,7 @@ static int rkvdec_s_output_fmt(struct file *file, void 
*priv,
 static int rkvdec_g_output_fmt(struct file *file, void *priv,
                               struct v4l2_format *f)
 {
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
 
        *f = ctx->coded_fmt;
        return 0;
@@ -513,7 +513,7 @@ static int rkvdec_g_output_fmt(struct file *file, void 
*priv,
 static int rkvdec_g_capture_fmt(struct file *file, void *priv,
                                struct v4l2_format *f)
 {
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
 
        *f = ctx->decoded_fmt;
        return 0;
@@ -532,7 +532,7 @@ static int rkvdec_enum_output_fmt(struct file *file, void 
*priv,
 static int rkvdec_enum_capture_fmt(struct file *file, void *priv,
                                   struct v4l2_fmtdesc *f)
 {
-       struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv);
+       struct rkvdec_ctx *ctx = file_to_rkvdec_ctx(file);
        u32 fourcc;
 
        fourcc = rkvdec_enum_decoded_fmt(ctx, f->index, ctx->image_fmt);
diff --git a/drivers/media/platform/rockchip/rkvdec/rkvdec.h 
b/drivers/media/platform/rockchip/rkvdec/rkvdec.h
index 
35effe9467845fdfc4ffea432211d1d2e75a08b0..481aaa4bffe975fa106fb22e78bef90ade86a6cf
 100644
--- a/drivers/media/platform/rockchip/rkvdec/rkvdec.h
+++ b/drivers/media/platform/rockchip/rkvdec/rkvdec.h
@@ -124,11 +124,6 @@ struct rkvdec_ctx {
        void *priv;
 };
 
-static inline struct rkvdec_ctx *fh_to_rkvdec_ctx(struct v4l2_fh *fh)
-{
-       return container_of(fh, struct rkvdec_ctx, fh);
-}
-
 static inline struct rkvdec_ctx *file_to_rkvdec_ctx(struct file *filp)
 {
        return container_of(file_to_v4l2_fh(filp), struct rkvdec_ctx, fh);

-- 
2.49.0



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