diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2013-03-19 07:09:26 (GMT) |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-24 09:25:34 (GMT) |
commit | b530a447bb588fdf43fdf4eb909e4ee1921d47ac (patch) | |
tree | 8c9f6abb0f0c07ceea984a87fd80e9e65e7d483b /drivers/media | |
parent | 69aa6f4ec669b9121057cc9e32cb10b5f744f6d6 (diff) | |
download | linux-fsl-qoriq-b530a447bb588fdf43fdf4eb909e4ee1921d47ac.tar.xz |
[media] v4l2: add const to argument of write-only s_frequency ioctl
This ioctl is defined as IOW, so pass the argument as const.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
52 files changed, 110 insertions, 105 deletions
diff --git a/drivers/media/i2c/cx25840/cx25840-core.c b/drivers/media/i2c/cx25840/cx25840-core.c index f4149eb..f4339ed 100644 --- a/drivers/media/i2c/cx25840/cx25840-core.c +++ b/drivers/media/i2c/cx25840/cx25840-core.c @@ -1835,7 +1835,7 @@ static int cx25840_s_audio_routing(struct v4l2_subdev *sd, return set_input(client, state->vid_input, input); } -static int cx25840_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) +static int cx25840_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *freq) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/msp3400-driver.c b/drivers/media/i2c/msp3400-driver.c index 766305f..77053ba 100644 --- a/drivers/media/i2c/msp3400-driver.c +++ b/drivers/media/i2c/msp3400-driver.c @@ -445,7 +445,7 @@ static int msp_s_radio(struct v4l2_subdev *sd) return 0; } -static int msp_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) +static int msp_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *freq) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/tvaudio.c b/drivers/media/i2c/tvaudio.c index 4c91b35..4b12c51 100644 --- a/drivers/media/i2c/tvaudio.c +++ b/drivers/media/i2c/tvaudio.c @@ -1817,7 +1817,7 @@ static int tvaudio_s_std(struct v4l2_subdev *sd, v4l2_std_id std) return 0; } -static int tvaudio_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) +static int tvaudio_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *freq) { struct CHIPSTATE *chip = to_state(sd); struct CHIPDESC *desc = chip->desc; diff --git a/drivers/media/i2c/upd64031a.c b/drivers/media/i2c/upd64031a.c index 1e74465..d15cfd9 100644 --- a/drivers/media/i2c/upd64031a.c +++ b/drivers/media/i2c/upd64031a.c @@ -111,7 +111,7 @@ static void upd64031a_write(struct v4l2_subdev *sd, u8 reg, u8 val) /* ------------------------------------------------------------------------ */ /* The input changed due to new input or channel changed */ -static int upd64031a_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) +static int upd64031a_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *freq) { struct upd64031a_state *state = to_state(sd); u8 reg = state->regs[R00]; diff --git a/drivers/media/i2c/wm8775.c b/drivers/media/i2c/wm8775.c index bee77ea..27c27b4 100644 --- a/drivers/media/i2c/wm8775.c +++ b/drivers/media/i2c/wm8775.c @@ -174,7 +174,7 @@ static int wm8775_log_status(struct v4l2_subdev *sd) return 0; } -static int wm8775_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) +static int wm8775_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *freq) { wm8775_set_audio(sd, 0); return 0; diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c index 2fb2168..3156daf 100644 --- a/drivers/media/pci/bt8xx/bttv-driver.c +++ b/drivers/media/pci/bt8xx/bttv-driver.c @@ -1852,24 +1852,26 @@ static int bttv_g_frequency(struct file *file, void *priv, return 0; } -static void bttv_set_frequency(struct bttv *btv, struct v4l2_frequency *f) +static void bttv_set_frequency(struct bttv *btv, const struct v4l2_frequency *f) { + struct v4l2_frequency new_freq = *f; + bttv_call_all(btv, tuner, s_frequency, f); /* s_frequency may clamp the frequency, so get the actual frequency before assigning radio/tv_freq. */ - bttv_call_all(btv, tuner, g_frequency, f); - if (f->type == V4L2_TUNER_RADIO) { + bttv_call_all(btv, tuner, g_frequency, &new_freq); + if (new_freq.type == V4L2_TUNER_RADIO) { radio_enable(btv); - btv->radio_freq = f->frequency; + btv->radio_freq = new_freq.frequency; if (btv->has_matchbox) tea5757_set_freq(btv, btv->radio_freq); } else { - btv->tv_freq = f->frequency; + btv->tv_freq = new_freq.frequency; } } static int bttv_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct bttv_fh *fh = priv; struct bttv *btv = fh->btv; diff --git a/drivers/media/pci/cx18/cx18-av-core.c b/drivers/media/pci/cx18/cx18-av-core.c index f164b7f..a2c51e0 100644 --- a/drivers/media/pci/cx18/cx18-av-core.c +++ b/drivers/media/pci/cx18/cx18-av-core.c @@ -576,7 +576,7 @@ static void input_change(struct cx18 *cx) } static int cx18_av_s_frequency(struct v4l2_subdev *sd, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct cx18 *cx = v4l2_get_subdevdata(sd); input_change(cx); diff --git a/drivers/media/pci/cx18/cx18-ioctl.c b/drivers/media/pci/cx18/cx18-ioctl.c index cd8d2c2..5cd22e7 100644 --- a/drivers/media/pci/cx18/cx18-ioctl.c +++ b/drivers/media/pci/cx18/cx18-ioctl.c @@ -614,7 +614,7 @@ static int cx18_g_frequency(struct file *file, void *fh, return 0; } -int cx18_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) +int cx18_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) { struct cx18_open_id *id = fh2id(fh); struct cx18 *cx = id->cx; diff --git a/drivers/media/pci/cx18/cx18-ioctl.h b/drivers/media/pci/cx18/cx18-ioctl.h index 2f9dd59..aa9b44a 100644 --- a/drivers/media/pci/cx18/cx18-ioctl.h +++ b/drivers/media/pci/cx18/cx18-ioctl.h @@ -27,5 +27,5 @@ void cx18_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal); u16 cx18_get_service_set(struct v4l2_sliced_vbi_format *fmt); void cx18_set_funcs(struct video_device *vdev); int cx18_s_std(struct file *file, void *fh, v4l2_std_id *std); -int cx18_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf); +int cx18_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf); int cx18_s_input(struct file *file, void *fh, unsigned int inp); diff --git a/drivers/media/pci/cx23885/cx23885-417.c b/drivers/media/pci/cx23885/cx23885-417.c index 5d5052d..84a1b75 100644 --- a/drivers/media/pci/cx23885/cx23885-417.c +++ b/drivers/media/pci/cx23885/cx23885-417.c @@ -1311,7 +1311,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { return cx23885_set_frequency(file, priv, f); } diff --git a/drivers/media/pci/cx23885/cx23885-video.c b/drivers/media/pci/cx23885/cx23885-video.c index 5991bc8..5ba15b8 100644 --- a/drivers/media/pci/cx23885/cx23885-video.c +++ b/drivers/media/pci/cx23885/cx23885-video.c @@ -1518,7 +1518,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, return 0; } -static int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f) +static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f) { struct v4l2_control ctrl; @@ -1550,7 +1550,7 @@ static int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f) } static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct v4l2_control ctrl; struct videobuf_dvb_frontend *vfe; @@ -1608,7 +1608,7 @@ static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, } int cx23885_set_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct cx23885_fh *fh = priv; struct cx23885_dev *dev = fh->dev; @@ -1628,7 +1628,7 @@ int cx23885_set_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { return cx23885_set_frequency(file, priv, f); } diff --git a/drivers/media/pci/cx23885/cx23885.h b/drivers/media/pci/cx23885/cx23885.h index 59c322d..5687d3f 100644 --- a/drivers/media/pci/cx23885/cx23885.h +++ b/drivers/media/pci/cx23885/cx23885.h @@ -587,7 +587,7 @@ extern void cx23885_video_wakeup(struct cx23885_dev *dev, int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i); int cx23885_set_input(struct file *file, void *priv, unsigned int i); int cx23885_get_input(struct file *file, void *priv, unsigned int *i); -int cx23885_set_frequency(struct file *file, void *priv, struct v4l2_frequency *f); +int cx23885_set_frequency(struct file *file, void *priv, const struct v4l2_frequency *f); int cx23885_set_control(struct cx23885_dev *dev, struct v4l2_control *ctl); int cx23885_get_control(struct cx23885_dev *dev, struct v4l2_control *ctl); int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm); diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c index d4de021..1219d60 100644 --- a/drivers/media/pci/cx25821/cx25821-video.c +++ b/drivers/media/pci/cx25821/cx25821-video.c @@ -1312,7 +1312,7 @@ int cx25821_vidioc_g_frequency(struct file *file, void *priv, return 0; } -int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f) +int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f) { mutex_lock(&dev->lock); dev->freq = f->frequency; @@ -1328,7 +1328,7 @@ int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f) } int cx25821_vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct cx25821_fh *fh = priv; struct cx25821_dev *dev; diff --git a/drivers/media/pci/cx25821/cx25821-video.h b/drivers/media/pci/cx25821/cx25821-video.h index c265e35..969340c 100644 --- a/drivers/media/pci/cx25821/cx25821-video.h +++ b/drivers/media/pci/cx25821/cx25821-video.h @@ -149,9 +149,9 @@ extern int cx25821_vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f); extern int cx25821_vidioc_g_frequency(struct file *file, void *priv, struct v4l2_frequency *f); -extern int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f); +extern int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f); extern int cx25821_vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f); + const struct v4l2_frequency *f); extern int cx25821_vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg); extern int cx25821_vidioc_s_register(struct file *file, void *fh, diff --git a/drivers/media/pci/cx88/cx88-blackbird.c b/drivers/media/pci/cx88/cx88-blackbird.c index a6ff8a6..82aa11f 100644 --- a/drivers/media/pci/cx88/cx88-blackbird.c +++ b/drivers/media/pci/cx88/cx88-blackbird.c @@ -815,7 +815,7 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) } static int vidioc_s_frequency (struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct cx8802_fh *fh = priv; struct cx8802_dev *dev = fh->dev; diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index bc78354..4f10875 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -1321,8 +1321,10 @@ static int vidioc_g_frequency (struct file *file, void *priv, } int cx88_set_freq (struct cx88_core *core, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { + struct v4l2_frequency new_freq = *f; + if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; if (unlikely(f->tuner != 0)) @@ -1331,8 +1333,8 @@ int cx88_set_freq (struct cx88_core *core, mutex_lock(&core->lock); cx88_newstation(core); call_all(core, tuner, s_frequency, f); - call_all(core, tuner, g_frequency, f); - core->freq = f->frequency; + call_all(core, tuner, g_frequency, &new_freq); + core->freq = new_freq.frequency; /* When changing channels it is required to reset TVAUDIO */ msleep (10); @@ -1345,7 +1347,7 @@ int cx88_set_freq (struct cx88_core *core, EXPORT_SYMBOL(cx88_set_freq); static int vidioc_s_frequency (struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct cx8800_fh *fh = priv; struct cx88_core *core = fh->dev->core; diff --git a/drivers/media/pci/cx88/cx88.h b/drivers/media/pci/cx88/cx88.h index feff53c..eca02c2 100644 --- a/drivers/media/pci/cx88/cx88.h +++ b/drivers/media/pci/cx88/cx88.h @@ -740,7 +740,7 @@ void cx8802_cancel_buffers(struct cx8802_dev *dev); /* ----------------------------------------------------------- */ /* cx88-video.c*/ int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i); -int cx88_set_freq (struct cx88_core *core,struct v4l2_frequency *f); +int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f); int cx88_video_mux(struct cx88_core *core, unsigned int input); void cx88_querycap(struct file *file, struct cx88_core *core, struct v4l2_capability *cap); diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c index 7a8b0d0..e6258b6 100644 --- a/drivers/media/pci/ivtv/ivtv-ioctl.c +++ b/drivers/media/pci/ivtv/ivtv-ioctl.c @@ -1078,7 +1078,7 @@ static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency * return 0; } -int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf) +int ivtv_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf) { struct ivtv *itv = fh2id(fh)->itv; struct ivtv_stream *s = &itv->streams[fh2id(fh)->type]; diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.h b/drivers/media/pci/ivtv/ivtv-ioctl.h index 7c553d1..34c6bc1 100644 --- a/drivers/media/pci/ivtv/ivtv-ioctl.h +++ b/drivers/media/pci/ivtv/ivtv-ioctl.h @@ -29,7 +29,7 @@ int ivtv_set_speed(struct ivtv *itv, int speed); void ivtv_set_funcs(struct video_device *vdev); void ivtv_s_std_enc(struct ivtv *itv, v4l2_std_id *std); void ivtv_s_std_dec(struct ivtv *itv, v4l2_std_id *std); -int ivtv_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf); +int ivtv_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf); int ivtv_s_input(struct file *file, void *fh, unsigned int inp); #endif diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c index 7c503fb..6c619d1 100644 --- a/drivers/media/pci/saa7134/saa7134-video.c +++ b/drivers/media/pci/saa7134/saa7134-video.c @@ -2057,7 +2057,7 @@ static int saa7134_g_frequency(struct file *file, void *priv, } static int saa7134_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct saa7134_fh *fh = priv; struct saa7134_dev *dev = fh->dev; diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c index 91369da..27dc49b 100644 --- a/drivers/media/pci/saa7146/mxb.c +++ b/drivers/media/pci/saa7146/mxb.c @@ -595,7 +595,7 @@ static int vidioc_g_frequency(struct file *file, void *fh, struct v4l2_frequency return 0; } -static int vidioc_s_frequency(struct file *file, void *fh, struct v4l2_frequency *f) +static int vidioc_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *f) { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; struct mxb *mxb = (struct mxb *)dev->ext_priv; @@ -612,8 +612,8 @@ static int vidioc_s_frequency(struct file *file, void *fh, struct v4l2_frequency /* tune in desired frequency */ tuner_call(mxb, tuner, s_frequency, f); /* let the tuner subdev clamp the frequency to the tuner range */ - tuner_call(mxb, tuner, g_frequency, f); mxb->cur_freq = *f; + tuner_call(mxb, tuner, g_frequency, &mxb->cur_freq); if (mxb->cur_audinput == 0) mxb_update_audmode(mxb); diff --git a/drivers/media/pci/saa7164/saa7164-encoder.c b/drivers/media/pci/saa7164/saa7164-encoder.c index 9bb0903..34f700d 100644 --- a/drivers/media/pci/saa7164/saa7164-encoder.c +++ b/drivers/media/pci/saa7164/saa7164-encoder.c @@ -337,7 +337,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct saa7164_encoder_fh *fh = file->private_data; struct saa7164_port *port = fh->port; diff --git a/drivers/media/pci/saa7164/saa7164-vbi.c b/drivers/media/pci/saa7164/saa7164-vbi.c index b453229..5a8a6ad 100644 --- a/drivers/media/pci/saa7164/saa7164-vbi.c +++ b/drivers/media/pci/saa7164/saa7164-vbi.c @@ -309,7 +309,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct saa7164_vbi_fh *fh = file->private_data; struct saa7164_port *port = fh->port; diff --git a/drivers/media/pci/ttpci/av7110_v4l.c b/drivers/media/pci/ttpci/av7110_v4l.c index 730e906..65adaa7 100644 --- a/drivers/media/pci/ttpci/av7110_v4l.c +++ b/drivers/media/pci/ttpci/av7110_v4l.c @@ -426,7 +426,7 @@ static int vidioc_g_frequency(struct file *file, void *fh, struct v4l2_frequency return 0; } -static int vidioc_s_frequency(struct file *file, void *fh, struct v4l2_frequency *f) +static int vidioc_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *f) { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; struct av7110 *av7110 = (struct av7110 *)dev->ext_priv; diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c index 63b112b..e140a72 100644 --- a/drivers/media/radio/dsbr100.c +++ b/drivers/media/radio/dsbr100.c @@ -214,7 +214,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct dsbr100_device *radio = video_drvdata(file); diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c index 643d80a..59be293 100644 --- a/drivers/media/radio/radio-cadet.c +++ b/drivers/media/radio/radio-cadet.c @@ -90,6 +90,26 @@ static u16 sigtable[2][4] = { { 2185, 4369, 13107, 65535 }, }; +static const struct v4l2_frequency_band bands[] = { + { + .index = 0, + .type = V4L2_TUNER_RADIO, + .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = 8320, /* 520 kHz */ + .rangehigh = 26400, /* 1650 kHz */ + .modulation = V4L2_BAND_MODULATION_AM, + }, { + .index = 1, + .type = V4L2_TUNER_RADIO, + .capability = V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS | + V4L2_TUNER_CAP_RDS_BLOCK_IO | V4L2_TUNER_CAP_LOW | + V4L2_TUNER_CAP_FREQ_BANDS, + .rangelow = 1400000, /* 87.5 MHz */ + .rangehigh = 1728000, /* 108.0 MHz */ + .modulation = V4L2_BAND_MODULATION_FM, + }, +}; + static int cadet_getstereo(struct cadet *dev) { @@ -196,6 +216,8 @@ static void cadet_setfreq(struct cadet *dev, unsigned freq) int i, j, test; int curvol; + freq = clamp(freq, bands[dev->is_fm_band].rangelow, + bands[dev->is_fm_band].rangehigh); dev->curfreq = freq; /* * Formulate a fifo command @@ -337,26 +359,6 @@ static int vidioc_querycap(struct file *file, void *priv, return 0; } -static const struct v4l2_frequency_band bands[] = { - { - .index = 0, - .type = V4L2_TUNER_RADIO, - .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_FREQ_BANDS, - .rangelow = 8320, /* 520 kHz */ - .rangehigh = 26400, /* 1650 kHz */ - .modulation = V4L2_BAND_MODULATION_AM, - }, { - .index = 1, - .type = V4L2_TUNER_RADIO, - .capability = V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_RDS | - V4L2_TUNER_CAP_RDS_BLOCK_IO | V4L2_TUNER_CAP_LOW | - V4L2_TUNER_CAP_FREQ_BANDS, - .rangelow = 1400000, /* 87.5 MHz */ - .rangehigh = 1728000, /* 108.0 MHz */ - .modulation = V4L2_BAND_MODULATION_FM, - }, -}; - static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v) { @@ -418,7 +420,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct cadet *dev = video_drvdata(file); @@ -426,8 +428,6 @@ static int vidioc_s_frequency(struct file *file, void *priv, return -EINVAL; dev->is_fm_band = f->frequency >= (bands[0].rangehigh + bands[1].rangelow) / 2; - clamp(f->frequency, bands[dev->is_fm_band].rangelow, - bands[dev->is_fm_band].rangehigh); cadet_setfreq(dev, f->frequency); return 0; } diff --git a/drivers/media/radio/radio-isa.c b/drivers/media/radio/radio-isa.c index fe0a4f8..0c1e27b 100644 --- a/drivers/media/radio/radio-isa.c +++ b/drivers/media/radio/radio-isa.c @@ -102,17 +102,18 @@ static int radio_isa_s_tuner(struct file *file, void *priv, } static int radio_isa_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct radio_isa_card *isa = video_drvdata(file); + u32 freq = f->frequency; int res; if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) return -EINVAL; - f->frequency = clamp(f->frequency, FREQ_LOW, FREQ_HIGH); - res = isa->drv->ops->s_frequency(isa, f->frequency); + freq = clamp(freq, FREQ_LOW, FREQ_HIGH); + res = isa->drv->ops->s_frequency(isa, freq); if (res == 0) - isa->freq = f->frequency; + isa->freq = freq; return res; } diff --git a/drivers/media/radio/radio-keene.c b/drivers/media/radio/radio-keene.c index 296941a..4c9ae76 100644 --- a/drivers/media/radio/radio-keene.c +++ b/drivers/media/radio/radio-keene.c @@ -215,15 +215,15 @@ static int vidioc_s_modulator(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct keene_device *radio = video_drvdata(file); + unsigned freq = f->frequency; if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) return -EINVAL; - f->frequency = clamp(f->frequency, - FREQ_MIN * FREQ_MUL, FREQ_MAX * FREQ_MUL); - return keene_cmd_main(radio, f->frequency, true); + freq = clamp(freq, FREQ_MIN * FREQ_MUL, FREQ_MAX * FREQ_MUL); + return keene_cmd_main(radio, freq, true); } static int vidioc_g_frequency(struct file *file, void *priv, diff --git a/drivers/media/radio/radio-ma901.c b/drivers/media/radio/radio-ma901.c index c61f590..7f85c6f 100644 --- a/drivers/media/radio/radio-ma901.c +++ b/drivers/media/radio/radio-ma901.c @@ -257,7 +257,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, /* vidioc_s_frequency - set tuner radio frequency */ static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct ma901radio_device *radio = video_drvdata(file); diff --git a/drivers/media/radio/radio-miropcm20.c b/drivers/media/radio/radio-miropcm20.c index 3d0ff44..2b8d31d 100644 --- a/drivers/media/radio/radio-miropcm20.c +++ b/drivers/media/radio/radio-miropcm20.c @@ -131,14 +131,14 @@ static int vidioc_g_frequency(struct file *file, void *priv, static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct pcm20 *dev = video_drvdata(file); if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) return -EINVAL; - dev->freq = clamp(f->frequency, 87 * 16000U, 108 * 16000U); + dev->freq = clamp_t(u32, f->frequency, 87 * 16000U, 108 * 16000U); pcm20_setfreq(dev, dev->freq); return 0; } diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c index 9c5a267..f9cdd8b 100644 --- a/drivers/media/radio/radio-mr800.c +++ b/drivers/media/radio/radio-mr800.c @@ -323,7 +323,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, /* vidioc_s_frequency - set tuner radio frequency */ static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct amradio_device *radio = video_drvdata(file); diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c index 637a555..6142b5b 100644 --- a/drivers/media/radio/radio-sf16fmi.c +++ b/drivers/media/radio/radio-sf16fmi.c @@ -151,7 +151,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct fmi *fmi = video_drvdata(file); diff --git a/drivers/media/radio/radio-si4713.c b/drivers/media/radio/radio-si4713.c index 3df4339..2a2d21e 100644 --- a/drivers/media/radio/radio-si4713.c +++ b/drivers/media/radio/radio-si4713.c @@ -215,7 +215,7 @@ static int radio_si4713_g_frequency(struct file *file, void *p, } static int radio_si4713_s_frequency(struct file *file, void *p, - struct v4l2_frequency *vf) + const struct v4l2_frequency *vf) { return v4l2_device_call_until_err(get_v4l2_dev(file), 0, tuner, s_frequency, vf); diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c index 1978516..8938428 100644 --- a/drivers/media/radio/radio-tea5764.c +++ b/drivers/media/radio/radio-tea5764.c @@ -351,7 +351,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct tea5764_device *radio = video_drvdata(file); diff --git a/drivers/media/radio/radio-tea5777.c b/drivers/media/radio/radio-tea5777.c index 4b5190d..fcd7c19 100644 --- a/drivers/media/radio/radio-tea5777.c +++ b/drivers/media/radio/radio-tea5777.c @@ -368,7 +368,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct radio_tea5777 *tea = video_drvdata(file); diff --git a/drivers/media/radio/radio-timb.c b/drivers/media/radio/radio-timb.c index b87effe..1712c05 100644 --- a/drivers/media/radio/radio-timb.c +++ b/drivers/media/radio/radio-timb.c @@ -91,7 +91,7 @@ static int timbradio_vidioc_s_audio(struct file *file, void *priv, } static int timbradio_vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct timbradio *tr = video_drvdata(file); return v4l2_subdev_call(tr->sd_tuner, tuner, s_frequency, f); diff --git a/drivers/media/radio/radio-wl1273.c b/drivers/media/radio/radio-wl1273.c index 02151e0..9a02fee 100644 --- a/drivers/media/radio/radio-wl1273.c +++ b/drivers/media/radio/radio-wl1273.c @@ -1640,7 +1640,7 @@ static int wl1273_fm_vidioc_g_frequency(struct file *file, void *priv, } static int wl1273_fm_vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct wl1273_device *radio = video_get_drvdata(video_devdata(file)); struct wl1273_core *core = radio->core; diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c index 1898938..5708633 100644 --- a/drivers/media/radio/si470x/radio-si470x-common.c +++ b/drivers/media/radio/si470x/radio-si470x-common.c @@ -678,7 +678,7 @@ static int si470x_vidioc_g_frequency(struct file *file, void *priv, * si470x_vidioc_s_frequency - set tuner or modulator radio frequency */ static int si470x_vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct si470x_device *radio = video_drvdata(file); int retval; diff --git a/drivers/media/radio/si4713-i2c.c b/drivers/media/radio/si4713-i2c.c index bd61b3b..e305c14 100644 --- a/drivers/media/radio/si4713-i2c.c +++ b/drivers/media/radio/si4713-i2c.c @@ -1212,7 +1212,7 @@ exit: return rval; } -static int si4713_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f); +static int si4713_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *f); static int si4713_s_modulator(struct v4l2_subdev *sd, const struct v4l2_modulator *); /* * si4713_setup - Sets the device up with current configuration. @@ -1950,7 +1950,7 @@ unlock: } /* si4713_s_frequency - set tuner or modulator radio frequency */ -static int si4713_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) +static int si4713_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *f) { struct si4713_device *sdev = to_si4713_device(sd); int rval = 0; @@ -1970,7 +1970,6 @@ static int si4713_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) rval = 0; } sdev->frequency = frequency; - f->frequency = si4713_to_v4l2(frequency); unlock: mutex_unlock(&sdev->mutex); diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index b18c2dc..8673955 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -101,7 +101,7 @@ static int tef6862_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *v) return v->index ? -EINVAL : 0; } -static int tef6862_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) +static int tef6862_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *f) { struct tef6862_state *state = to_state(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.c b/drivers/media/radio/wl128x/fmdrv_v4l2.c index 0a8ee8f..0183956 100644 --- a/drivers/media/radio/wl128x/fmdrv_v4l2.c +++ b/drivers/media/radio/wl128x/fmdrv_v4l2.c @@ -388,7 +388,7 @@ static int fm_v4l2_vidioc_g_freq(struct file *file, void *priv, /* Set tuner or modulator radio frequency */ static int fm_v4l2_vidioc_s_freq(struct file *file, void *priv, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct fmdev *fmdev = video_drvdata(file); @@ -396,9 +396,7 @@ static int fm_v4l2_vidioc_s_freq(struct file *file, void *priv, * As V4L2_TUNER_CAP_LOW is set 1 user sends the frequency * in units of 62.5 Hz. */ - freq->frequency = (u32)(freq->frequency / 16); - - return fmc_set_freq(fmdev, freq->frequency); + return fmc_set_freq(fmdev, freq->frequency / 16); } /* Set hardware frequency seek. If current mode is NOT RX, set it RX. */ diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 8b9e826..b1d6b03 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -1545,7 +1545,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct au0828_fh *fh = priv; struct au0828_dev *dev = fh->dev; diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index ac62008..96f6531 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -1172,10 +1172,11 @@ int cx231xx_g_frequency(struct file *file, void *priv, } int cx231xx_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct cx231xx_fh *fh = priv; struct cx231xx *dev = fh->dev; + struct v4l2_frequency new_freq = *f; int rc; u32 if_frequency = 5400000; @@ -1194,8 +1195,8 @@ int cx231xx_s_frequency(struct file *file, void *priv, rc = cx231xx_tuner_pre_channel_change(dev); call_all(dev, tuner, s_frequency, f); - call_all(dev, tuner, g_frequency, f); - dev->ctl_freq = f->frequency; + call_all(dev, tuner, g_frequency, &new_freq); + dev->ctl_freq = new_freq.frequency; /* set post channel change settings in DIF first */ rc = cx231xx_tuner_post_channel_change(dev); diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h index dff3f1d..6f701e9 100644 --- a/drivers/media/usb/cx231xx/cx231xx.h +++ b/drivers/media/usb/cx231xx/cx231xx.h @@ -940,7 +940,7 @@ int cx231xx_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t); int cx231xx_g_frequency(struct file *file, void *priv, struct v4l2_frequency *f); int cx231xx_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f); + const struct v4l2_frequency *f); int cx231xx_enum_input(struct file *file, void *priv, struct v4l2_input *i); int cx231xx_g_input(struct file *file, void *priv, unsigned int *i); diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index d585c19..af79089 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -1221,8 +1221,9 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { + struct v4l2_frequency new_freq = *f; struct em28xx_fh *fh = priv; struct em28xx *dev = fh->dev; @@ -1230,8 +1231,8 @@ static int vidioc_s_frequency(struct file *file, void *priv, return -EINVAL; v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, f); - v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, f); - dev->ctl_freq = f->frequency; + v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, &new_freq); + dev->ctl_freq = new_freq.frequency; return 0; } diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c index 34c3b6e..75657c6 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c @@ -365,7 +365,7 @@ static int pvr2_s_tuner(struct file *file, void *priv, struct v4l2_tuner *vt) vt->audmode); } -static int pvr2_s_frequency(struct file *file, void *priv, struct v4l2_frequency *vf) +static int pvr2_s_frequency(struct file *file, void *priv, const struct v4l2_frequency *vf) { struct pvr2_v4l2_fh *fh = file->private_data; struct pvr2_hdw *hdw = fh->channel.mc_head->hdw; diff --git a/drivers/media/usb/tlg2300/pd-radio.c b/drivers/media/usb/tlg2300/pd-radio.c index 0f958f7..8b1daf1 100644 --- a/drivers/media/usb/tlg2300/pd-radio.c +++ b/drivers/media/usb/tlg2300/pd-radio.c @@ -252,7 +252,7 @@ error: } static int fm_set_freq(struct file *file, void *priv, - struct v4l2_frequency *argp) + const struct v4l2_frequency *argp) { struct poseidon *p = video_drvdata(file); diff --git a/drivers/media/usb/tlg2300/pd-video.c b/drivers/media/usb/tlg2300/pd-video.c index dab0ca3..8ef7c8c 100644 --- a/drivers/media/usb/tlg2300/pd-video.c +++ b/drivers/media/usb/tlg2300/pd-video.c @@ -1079,10 +1079,11 @@ static int set_frequency(struct poseidon *pd, u32 *frequency) } static int vidioc_s_frequency(struct file *file, void *fh, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct front_face *front = fh; struct poseidon *pd = front->pd; + u32 frequency = freq->frequency; if (freq->tuner) return -EINVAL; @@ -1090,7 +1091,7 @@ static int vidioc_s_frequency(struct file *file, void *fh, pd->pm_suspend = pm_video_suspend; pd->pm_resume = pm_video_resume; #endif - return set_frequency(pd, &freq->frequency); + return set_frequency(pd, &frequency); } static int vidioc_reqbufs(struct file *file, void *fh, diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c index 1a68579..49df753 100644 --- a/drivers/media/usb/tm6000/tm6000-video.c +++ b/drivers/media/usb/tm6000/tm6000-video.c @@ -1255,7 +1255,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) + const struct v4l2_frequency *f) { struct tm6000_fh *fh = priv; struct tm6000_core *dev = fh->dev; diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index cd1fe78..b668445 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -657,7 +657,7 @@ static int vidioc_g_frequency(struct file *file, void *priv, } static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *freq) + const struct v4l2_frequency *freq) { struct usb_usbvision *usbvision = video_drvdata(file); diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c index b5a8aac..279f65e 100644 --- a/drivers/media/v4l2-core/tuner-core.c +++ b/drivers/media/v4l2-core/tuner-core.c @@ -1134,7 +1134,7 @@ static int tuner_s_std(struct v4l2_subdev *sd, v4l2_std_id std) return 0; } -static int tuner_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) +static int tuner_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *f) { struct tuner *t = to_tuner(sd); diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index aa6e7c7..8ec8abe 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1316,7 +1316,7 @@ static int v4l_s_frequency(const struct v4l2_ioctl_ops *ops, struct file *file, void *fh, void *arg) { struct video_device *vfd = video_devdata(file); - struct v4l2_frequency *p = arg; + const struct v4l2_frequency *p = arg; enum v4l2_tuner_type type; type = (vfd->vfl_type == VFL_TYPE_RADIO) ? |