[media] vivi: Constify structures

Most of *_ops and other structures in vivi.c were already declared const
but some have not. Constify and code/data will take less space:
    $ size drivers/media/platform/vivi.o
              text    data     bss     dec     hex filename
    before:  12569     248       8   12825    3219 drivers/media/platform/vivi.o
    after:   12308      20       8   12336    3030 drivers/media/platform/vivi.o
i.e. vivi.o is now ~500 bytes less.

Signed-off-by: Kirill Smelkov <kirr@navytux.spb.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/platform/vivi.c b/drivers/media/platform/vivi.c
index ec6508909f02f944441ca06676353c3b1c4e7413..8a33a712f480fe160b10fdaff32d01155aadfbe7 100644 (file)
--- a/drivers/media/platform/vivi.c
+++ b/drivers/media/platform/vivi.c
@@ -91,13 +91,13 @@ static const struct v4l2_fract
    ------------------------------------------------------------------*/
 
 struct vivi_fmt {
-       char  *name;
+       const char *name;
        u32   fourcc;          /* v4l2 format id */
        u8    depth;
        bool  is_yuv;
 };
 
-static struct vivi_fmt formats[] = {
+static const struct vivi_fmt formats[] = {
        {
                .name     = "4:2:2, packed, YUYV",
                .fourcc   = V4L2_PIX_FMT_YUYV,
@@ -164,9 +164,9 @@ static struct vivi_fmt formats[] = {
        },
 };
 
-static struct vivi_fmt *__get_format(u32 pixelformat)
+static const struct vivi_fmt *__get_format(u32 pixelformat)
 {
-       struct vivi_fmt *fmt;
+       const struct vivi_fmt *fmt;
        unsigned int k;
 
        for (k = 0; k < ARRAY_SIZE(formats); k++) {
@@ -181,7 +181,7 @@ static struct vivi_fmt *__get_format(u32 pixelformat)
        return &formats[k];
 }
 
-static struct vivi_fmt *get_format(struct v4l2_format *f)
+static const struct vivi_fmt *get_format(struct v4l2_format *f)
 {
        return __get_format(f->fmt.pix.pixelformat);
 }
@@ -191,7 +191,7 @@ struct vivi_buffer {
        /* common v4l buffer stuff -- must be first */
        struct vb2_buffer       vb;
        struct list_head        list;
-       struct vivi_fmt        *fmt;
+       const struct vivi_fmt  *fmt;
 };
 
 struct vivi_dmaqueue {
@@ -250,7 +250,7 @@ struct vivi_dev {
        int                        input;
 
        /* video capture */
-       struct vivi_fmt            *fmt;
+       const struct vivi_fmt      *fmt;
        struct v4l2_fract          timeperframe;
        unsigned int               width, height;
        struct vb2_queue           vb_vidq;
@@ -297,7 +297,7 @@ struct bar_std {
 
 /* Maximum number of bars are 10 - otherwise, the input print code
    should be modified */
-static struct bar_std bars[] = {
+static const struct bar_std bars[] = {
        {       /* Standard ITU-R color bar sequence */
                { COLOR_WHITE, COLOR_AMBER, COLOR_CYAN, COLOR_GREEN,
                  COLOR_MAGENTA, COLOR_RED, COLOR_BLUE, COLOR_BLACK, COLOR_BLACK }
@@ -926,7 +926,7 @@ static void vivi_unlock(struct vb2_queue *vq)
 }
 
 
-static struct vb2_ops vivi_video_qops = {
+static const struct vb2_ops vivi_video_qops = {
        .queue_setup            = queue_setup,
        .buf_prepare            = buffer_prepare,
        .buf_queue              = buffer_queue,
@@ -957,7 +957,7 @@ static int vidioc_querycap(struct file *file, void  *priv,
 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
                                        struct v4l2_fmtdesc *f)
 {
-       struct vivi_fmt *fmt;
+       const struct vivi_fmt *fmt;
 
        if (f->index >= ARRAY_SIZE(formats))
                return -EINVAL;
@@ -993,7 +993,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
                        struct v4l2_format *f)
 {
        struct vivi_dev *dev = video_drvdata(file);
-       struct vivi_fmt *fmt;
+       const struct vivi_fmt *fmt;
 
        fmt = get_format(f);
        if (!fmt) {
@@ -1102,7 +1102,7 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
 static int vidioc_enum_frameintervals(struct file *file, void *priv,
                                             struct v4l2_frmivalenum *fival)
 {
-       struct vivi_fmt *fmt;
+       const struct vivi_fmt *fmt;
 
        if (fival->index)
                return -EINVAL;
@@ -1330,7 +1330,7 @@ static const struct v4l2_ioctl_ops vivi_ioctl_ops = {
        .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
 };
 
-static struct video_device vivi_template = {
+static const struct video_device vivi_template = {
        .name           = "vivi",
        .fops           = &vivi_fops,
        .ioctl_ops      = &vivi_ioctl_ops,