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.mo...@ideasonboard.com>
---
 .../media/platform/samsung/s5p-mfc/s5p_mfc_dec.c   | 22 ++++++++++----------
 .../media/platform/samsung/s5p-mfc/s5p_mfc_enc.c   | 24 +++++++++++-----------
 2 files changed, 23 insertions(+), 23 deletions(-)

diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c 
b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c
index 
3efbc336790629425c2a71e9feee8f073db55790..6a2703fe7e8cc3104fbaa3c7405e67295e87db5d
 100644
--- a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c
@@ -345,7 +345,7 @@ static int vidioc_enum_fmt_vid_out(struct file *file, void 
*priv,
 /* Get format */
 static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        struct v4l2_pix_format_mplane *pix_mp;
 
        mfc_debug_enter();
@@ -442,7 +442,7 @@ static int vidioc_try_fmt(struct file *file, void *priv, 
struct v4l2_format *f)
 static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
 {
        struct s5p_mfc_dev *dev = video_drvdata(file);
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        int ret = 0;
        struct v4l2_pix_format_mplane *pix_mp;
        const struct s5p_mfc_buf_size *buf_size = dev->variant->buf_size;
@@ -598,7 +598,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
                                          struct v4l2_requestbuffers *reqbufs)
 {
        struct s5p_mfc_dev *dev = video_drvdata(file);
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (reqbufs->memory != V4L2_MEMORY_MMAP) {
                mfc_debug(2, "Only V4L2_MEMORY_MMAP is supported\n");
@@ -619,7 +619,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 static int vidioc_querybuf(struct file *file, void *priv,
                                                   struct v4l2_buffer *buf)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        int ret;
        int i;
 
@@ -647,7 +647,7 @@ static int vidioc_querybuf(struct file *file, void *priv,
 /* Queue a buffer */
 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (ctx->state == MFCINST_ERROR) {
                mfc_err("Call on QBUF after unrecoverable error\n");
@@ -666,7 +666,7 @@ static int vidioc_dqbuf(struct file *file, void *priv, 
struct v4l2_buffer *buf)
        const struct v4l2_event ev = {
                .type = V4L2_EVENT_EOS
        };
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        int ret;
 
        if (ctx->state == MFCINST_ERROR) {
@@ -695,7 +695,7 @@ static int vidioc_dqbuf(struct file *file, void *priv, 
struct v4l2_buffer *buf)
 static int vidioc_expbuf(struct file *file, void *priv,
        struct v4l2_exportbuffer *eb)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
                return vb2_expbuf(&ctx->vq_src, eb);
@@ -708,7 +708,7 @@ static int vidioc_expbuf(struct file *file, void *priv,
 static int vidioc_streamon(struct file *file, void *priv,
                           enum v4l2_buf_type type)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        int ret = -EINVAL;
 
        mfc_debug_enter();
@@ -724,7 +724,7 @@ static int vidioc_streamon(struct file *file, void *priv,
 static int vidioc_streamoff(struct file *file, void *priv,
                            enum v4l2_buf_type type)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
                return vb2_streamoff(&ctx->vq_src, type);
@@ -801,7 +801,7 @@ static const struct v4l2_ctrl_ops s5p_mfc_dec_ctrl_ops = {
 static int vidioc_g_selection(struct file *file, void *priv,
                              struct v4l2_selection *s)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        struct s5p_mfc_dev *dev = ctx->dev;
        u32 left, right, top, bottom;
        u32 width, height;
@@ -856,7 +856,7 @@ static int vidioc_g_selection(struct file *file, void *priv,
 static int vidioc_decoder_cmd(struct file *file, void *priv,
                              struct v4l2_decoder_cmd *cmd)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        struct s5p_mfc_dev *dev = ctx->dev;
        struct s5p_mfc_buf *buf;
        unsigned long flags;
diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c 
b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
index 
6c603dcd56649fcabe161173c64b9ea8bd055b93..c6787ccfaaa422a905dbb136d992f2d15b8e484f
 100644
--- a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
@@ -1389,8 +1389,8 @@ static int vidioc_enum_fmt_vid_out(struct file *file, 
void *priv,
 
 static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
        struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        mfc_debug(2, "f->type = %d ctx->state = %d\n", f->type, ctx->state);
        if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
@@ -1472,8 +1472,8 @@ static int vidioc_try_fmt(struct file *file, void *priv, 
struct v4l2_format *f)
 
 static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
 {
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        struct s5p_mfc_dev *dev = video_drvdata(file);
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
        struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
        int ret = 0;
 
@@ -1531,7 +1531,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
                                          struct v4l2_requestbuffers *reqbufs)
 {
        struct s5p_mfc_dev *dev = video_drvdata(file);
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        int ret = 0;
 
        /* if memory is not mmp or userptr or dmabuf return error */
@@ -1601,7 +1601,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 static int vidioc_querybuf(struct file *file, void *priv,
                                                   struct v4l2_buffer *buf)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        int ret = 0;
 
        /* if memory is not mmp or userptr or dmabuf return error */
@@ -1636,7 +1636,7 @@ static int vidioc_querybuf(struct file *file, void *priv,
 /* Queue a buffer */
 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (ctx->state == MFCINST_ERROR) {
                mfc_err("Call on QBUF after unrecoverable error\n");
@@ -1657,10 +1657,10 @@ static int vidioc_qbuf(struct file *file, void *priv, 
struct v4l2_buffer *buf)
 /* Dequeue a buffer */
 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 {
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        const struct v4l2_event ev = {
                .type = V4L2_EVENT_EOS
        };
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
        int ret;
 
        if (ctx->state == MFCINST_ERROR) {
@@ -1685,7 +1685,7 @@ static int vidioc_dqbuf(struct file *file, void *priv, 
struct v4l2_buffer *buf)
 static int vidioc_expbuf(struct file *file, void *priv,
        struct v4l2_exportbuffer *eb)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
                return vb2_expbuf(&ctx->vq_src, eb);
@@ -1698,7 +1698,7 @@ static int vidioc_expbuf(struct file *file, void *priv,
 static int vidioc_streamon(struct file *file, void *priv,
                           enum v4l2_buf_type type)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
                return vb2_streamon(&ctx->vq_src, type);
@@ -1711,7 +1711,7 @@ static int vidioc_streamon(struct file *file, void *priv,
 static int vidioc_streamoff(struct file *file, void *priv,
                            enum v4l2_buf_type type)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
                return vb2_streamoff(&ctx->vq_src, type);
@@ -2284,7 +2284,7 @@ static const struct v4l2_ctrl_ops s5p_mfc_enc_ctrl_ops = {
 static int vidioc_s_parm(struct file *file, void *priv,
                         struct v4l2_streamparm *a)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
                ctx->enc_params.rc_framerate_num =
@@ -2301,7 +2301,7 @@ static int vidioc_s_parm(struct file *file, void *priv,
 static int vidioc_g_parm(struct file *file, void *priv,
                         struct v4l2_streamparm *a)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
 
        if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
                a->parm.output.timeperframe.denominator =
@@ -2318,7 +2318,7 @@ static int vidioc_g_parm(struct file *file, void *priv,
 static int vidioc_encoder_cmd(struct file *file, void *priv,
                              struct v4l2_encoder_cmd *cmd)
 {
-       struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+       struct s5p_mfc_ctx *ctx = file_to_ctx(file);
        struct s5p_mfc_dev *dev = ctx->dev;
        struct s5p_mfc_buf *buf;
        unsigned long flags;

-- 
2.49.0



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