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[media] coda: mark constant structures as such

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The format and codec lists and the ops structures are read-only.
Mark them as const.

Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Philipp Zabel 2014-07-18 07:22:45 -03:00 committed by Mauro Carvalho Chehab
parent 4f31ff0102
commit 814c376255
1 changed files with 19 additions and 19 deletions
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38
drivers/media/platform/coda.c
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@ -102,7 +102,7 @@ struct coda_codec {
struct coda_devtype {
char *firmware;
enum coda_product product;
struct coda_codec *codecs;
const struct coda_codec *codecs;
unsigned int num_codecs;
size_t workbuf_size;
size_t tempbuf_size;
@ -225,7 +225,7 @@ struct coda_ctx {
u32 sequence_offset;
struct coda_q_data q_data[2];
enum coda_inst_type inst_type;
struct coda_codec *codec;
const struct coda_codec *codec;
enum v4l2_colorspace colorspace;
struct coda_params params;
struct v4l2_ctrl_handler ctrls;
@ -390,7 +390,7 @@ static struct coda_q_data *get_q_data(struct coda_ctx *ctx,
/*
* Array of all formats supported by any version of Coda:
*/
static struct coda_fmt coda_formats[] = {
static const struct coda_fmt coda_formats[] = {
{
.name = "YUV 4:2:0 Planar, YCbCr",
.fourcc = V4L2_PIX_FMT_YUV420,
@ -419,19 +419,19 @@ static struct coda_fmt coda_formats[] = {
* i.MX6 -> coda960
* Use V4L2_PIX_FMT_YUV420 as placeholder for all supported YUV 4:2:0 variants
*/
static struct coda_codec codadx6_codecs[] = {
static const struct coda_codec codadx6_codecs[] = {
CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576),
CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576),
};
static struct coda_codec coda7_codecs[] = {
static const struct coda_codec coda7_codecs[] = {
CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720),
CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720),
CODA_CODEC(CODA7_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1080),
CODA_CODEC(CODA7_MODE_DECODE_MP4, V4L2_PIX_FMT_MPEG4, V4L2_PIX_FMT_YUV420, 1920, 1080),
};
static struct coda_codec coda9_codecs[] = {
static const struct coda_codec coda9_codecs[] = {
CODA_CODEC(CODA9_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1920, 1080),
CODA_CODEC(CODA9_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1920, 1080),
CODA_CODEC(CODA9_MODE_DECODE_H264, V4L2_PIX_FMT_H264, V4L2_PIX_FMT_YUV420, 1920, 1080),
@ -458,10 +458,10 @@ static u32 coda_format_normalize_yuv(u32 fourcc)
return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc;
}
static struct coda_codec *coda_find_codec(struct coda_dev *dev, int src_fourcc,
int dst_fourcc)
static const struct coda_codec *coda_find_codec(struct coda_dev *dev,
int src_fourcc, int dst_fourcc)
{
struct coda_codec *codecs = dev->devtype->codecs;
const struct coda_codec *codecs = dev->devtype->codecs;
int num_codecs = dev->devtype->num_codecs;
int k;
@ -483,10 +483,10 @@ static struct coda_codec *coda_find_codec(struct coda_dev *dev, int src_fourcc,
}
static void coda_get_max_dimensions(struct coda_dev *dev,
struct coda_codec *codec,
const struct coda_codec *codec,
int *max_w, int *max_h)
{
struct coda_codec *codecs = dev->devtype->codecs;
const struct coda_codec *codecs = dev->devtype->codecs;
int num_codecs = dev->devtype->num_codecs;
unsigned int w, h;
int k;
@ -546,9 +546,9 @@ static int coda_enum_fmt(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
struct coda_codec *codecs = ctx->dev->devtype->codecs;
struct coda_fmt *formats = coda_formats;
struct coda_fmt *fmt;
const struct coda_codec *codecs = ctx->dev->devtype->codecs;
const struct coda_fmt *formats = coda_formats;
const struct coda_fmt *fmt;
int num_codecs = ctx->dev->devtype->num_codecs;
int num_formats = ARRAY_SIZE(coda_formats);
int i, k, num = 0;
@ -621,7 +621,7 @@ static int coda_g_fmt(struct file *file, void *priv,
return 0;
}
static int coda_try_fmt(struct coda_ctx *ctx, struct coda_codec *codec,
static int coda_try_fmt(struct coda_ctx *ctx, const struct coda_codec *codec,
struct v4l2_format *f)
{
struct coda_dev *dev = ctx->dev;
@ -683,7 +683,7 @@ static int coda_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
struct coda_codec *codec = NULL;
const struct coda_codec *codec = NULL;
struct vb2_queue *src_vq;
int ret;
@ -731,7 +731,7 @@ static int coda_try_fmt_vid_out(struct file *file, void *priv,
struct v4l2_format *f)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
struct coda_codec *codec;
const struct coda_codec *codec;
/* Determine codec by encoded format, returns NULL if raw or invalid */
codec = coda_find_codec(ctx->dev, f->fmt.pix.pixelformat,
@ -1529,7 +1529,7 @@ static void coda_unlock(void *m2m_priv)
mutex_unlock(&pcdev->dev_mutex);
}
static struct v4l2_m2m_ops coda_m2m_ops = {
static const struct v4l2_m2m_ops coda_m2m_ops = {
.device_run = coda_device_run,
.job_ready = coda_job_ready,
.job_abort = coda_job_abort,
@ -2799,7 +2799,7 @@ static int coda_s_ctrl(struct v4l2_ctrl *ctrl)
return 0;
}
static struct v4l2_ctrl_ops coda_ctrl_ops = {
static const struct v4l2_ctrl_ops coda_ctrl_ops = {
.s_ctrl = coda_s_ctrl,
};