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V4L/DVB (6410): Partial conversion from V4L1 to V4L2

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This is part of the old V4L1->V4L2 bttv patch, ported to current tree
by Mauro Carvalho Chehab <mchehab@infradead.org>

Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Nickolay V. Shmyrev 2007-10-26 11:01:08 -03:00 committed by Mauro Carvalho Chehab
parent 302f61ad5d
commit e84619b174
3 changed files with 131 additions and 538 deletions
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2
drivers/media/video/bt8xx/Kconfig
View file

@ -1,6 +1,6 @@
config VIDEO_BT848
tristate "BT848 Video For Linux"
depends on VIDEO_DEV && PCI && I2C && VIDEO_V4L1
depends on VIDEO_DEV && PCI && I2C && VIDEO_V4L2
select I2C_ALGOBIT
select FW_LOADER
select VIDEO_BTCX

663
drivers/media/video/bt8xx/bttv-driver.c
View file

@ -9,6 +9,9 @@
some v4l2 code lines are taken from Justin's bttv2 driver which is
(c) 2000 Justin Schoeman <justin@suntiger.ee.up.ac.za>
V4L1 removal from:
(c) 2005-2006 Nickolay V. Shmyrev <nshmyrev@yandex.ru>
Cropping and overscan support
Copyright (C) 2005, 2006 Michael H. Schimek <mschimek@gmx.at>
Sponsored by OPQ Systems AB
@ -1912,111 +1915,6 @@ static struct videobuf_queue_ops bttv_video_qops = {
static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
{
switch (cmd) {
case BTTV_VERSION:
return BTTV_VERSION_CODE;
/* *** v4l1 *** ************************************************ */
case VIDIOCGFREQ:
{
unsigned long *freq = arg;
*freq = btv->freq;
return 0;
}
case VIDIOCSFREQ:
{
struct v4l2_frequency freq;
memset(&freq, 0, sizeof(freq));
freq.frequency = *(unsigned long *)arg;
mutex_lock(&btv->lock);
freq.type = btv->radio_user ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
btv->freq = *(unsigned long *)arg;
bttv_call_i2c_clients(btv,VIDIOC_S_FREQUENCY,&freq);
if (btv->has_matchbox && btv->radio_user)
tea5757_set_freq(btv,*(unsigned long *)arg);
mutex_unlock(&btv->lock);
return 0;
}
case VIDIOCGTUNER:
{
struct video_tuner *v = arg;
if (UNSET == bttv_tvcards[btv->c.type].tuner)
return -EINVAL;
if (v->tuner) /* Only tuner 0 */
return -EINVAL;
strcpy(v->name, "Television");
v->rangelow = 0;
v->rangehigh = 0x7FFFFFFF;
v->flags = VIDEO_TUNER_PAL|VIDEO_TUNER_NTSC|VIDEO_TUNER_SECAM;
v->mode = btv->tvnorm;
v->signal = (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC) ? 0xFFFF : 0;
bttv_call_i2c_clients(btv,cmd,v);
return 0;
}
case VIDIOCSTUNER:
{
struct video_tuner *v = arg;
if (v->tuner) /* Only tuner 0 */
return -EINVAL;
if (v->mode >= BTTV_TVNORMS)
return -EINVAL;
mutex_lock(&btv->lock);
set_tvnorm(btv,v->mode);
bttv_call_i2c_clients(btv,cmd,v);
mutex_unlock(&btv->lock);
return 0;
}
case VIDIOCGCHAN:
{
struct video_channel *v = arg;
unsigned int channel = v->channel;
if (channel >= bttv_tvcards[btv->c.type].video_inputs)
return -EINVAL;
v->tuners=0;
v->flags = VIDEO_VC_AUDIO;
v->type = VIDEO_TYPE_CAMERA;
v->norm = btv->tvnorm;
if (channel == bttv_tvcards[btv->c.type].tuner) {
strcpy(v->name,"Television");
v->flags|=VIDEO_VC_TUNER;
v->type=VIDEO_TYPE_TV;
v->tuners=1;
} else if (channel == btv->svhs) {
strcpy(v->name,"S-Video");
} else {
sprintf(v->name,"Composite%d",channel);
}
return 0;
}
case VIDIOCSCHAN:
{
struct video_channel *v = arg;
unsigned int channel = v->channel;
if (channel >= bttv_tvcards[btv->c.type].video_inputs)
return -EINVAL;
if (v->norm >= BTTV_TVNORMS)
return -EINVAL;
mutex_lock(&btv->lock);
if (channel == btv->input &&
v->norm == btv->tvnorm) {
/* nothing to do */
mutex_unlock(&btv->lock);
return 0;
}
set_input(btv, v->channel, v->norm);
mutex_unlock(&btv->lock);
return 0;
}
case VIDIOCGAUDIO:
{
struct video_audio *v = arg;
@ -2152,45 +2050,6 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
return 0;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *t = arg;
if (UNSET == bttv_tvcards[btv->c.type].tuner)
return -EINVAL;
if (0 != t->index)
return -EINVAL;
mutex_lock(&btv->lock);
memset(t,0,sizeof(*t));
t->rxsubchans = V4L2_TUNER_SUB_MONO;
bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
strcpy(t->name, "Television");
t->capability = V4L2_TUNER_CAP_NORM;
t->type = V4L2_TUNER_ANALOG_TV;
if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC)
t->signal = 0xffff;
if (btv->audio_hook) {
/* Hmmm ... */
struct video_audio va;
memset(&va, 0, sizeof(struct video_audio));
btv->audio_hook(btv,&va,0);
t->audmode = V4L2_TUNER_MODE_MONO;
t->rxsubchans = V4L2_TUNER_SUB_MONO;
if(va.mode & VIDEO_SOUND_STEREO) {
t->audmode = V4L2_TUNER_MODE_STEREO;
t->rxsubchans = V4L2_TUNER_SUB_STEREO;
}
if(va.mode & VIDEO_SOUND_LANG2) {
t->audmode = V4L2_TUNER_MODE_LANG1;
t->rxsubchans = V4L2_TUNER_SUB_LANG1
| V4L2_TUNER_SUB_LANG2;
}
}
/* FIXME: fill capability+audmode */
mutex_unlock(&btv->lock);
return 0;
}
case VIDIOC_S_TUNER:
{
struct v4l2_tuner *t = arg;
@ -2251,6 +2110,10 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
printk(KERN_INFO "bttv%d: ================== END STATUS CARD #%d ==================\n", btv->c.nr, btv->c.nr);
return 0;
}
case VIDIOC_G_CTRL:
return get_control(btv,arg);
case VIDIOC_S_CTRL:
return set_control(btv,arg);
#ifdef CONFIG_VIDEO_ADV_DEBUG
case VIDIOC_DBG_G_REGISTER:
case VIDIOC_DBG_S_REGISTER:
@ -2795,7 +2658,6 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
{
struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv;
unsigned long flags;
int retval = 0;
if (bttv_debug > 1)
@ -2805,9 +2667,6 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
bttv_reinit_bt848(btv);
switch (cmd) {
case VIDIOCSFREQ:
case VIDIOCSTUNER:
case VIDIOCSCHAN:
case VIDIOC_S_CTRL:
case VIDIOC_S_STD:
case VIDIOC_S_INPUT:
@ -2819,237 +2678,7 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
};
switch (cmd) {
/* *** v4l1 *** ************************************************ */
case VIDIOCGCAP:
{
struct video_capability *cap = arg;
memset(cap,0,sizeof(*cap));
strcpy(cap->name,btv->video_dev->name);
if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
/* vbi */
cap->type = VID_TYPE_TUNER|VID_TYPE_TELETEXT;
} else {
/* others */
cap->type = VID_TYPE_CAPTURE|
VID_TYPE_TUNER|
VID_TYPE_CLIPPING|
VID_TYPE_SCALES;
if (no_overlay <= 0)
cap->type |= VID_TYPE_OVERLAY;
cap->maxwidth = bttv_tvnorms[btv->tvnorm].swidth;
cap->maxheight = bttv_tvnorms[btv->tvnorm].sheight;
cap->minwidth = 48;
cap->minheight = 32;
}
cap->channels = bttv_tvcards[btv->c.type].video_inputs;
cap->audios = bttv_tvcards[btv->c.type].audio_inputs;
return 0;
}
case VIDIOCGPICT:
{
struct video_picture *pic = arg;
memset(pic,0,sizeof(*pic));
pic->brightness = btv->bright;
pic->contrast = btv->contrast;
pic->hue = btv->hue;
pic->colour = btv->saturation;
if (fh->fmt) {
pic->depth = fh->fmt->depth;
pic->palette = fh->fmt->palette;
}
return 0;
}
case VIDIOCSPICT:
{
struct video_picture *pic = arg;
const struct bttv_format *fmt;
fmt = format_by_palette(pic->palette);
if (NULL == fmt)
return -EINVAL;
mutex_lock(&fh->cap.lock);
if (fmt->flags & FORMAT_FLAGS_RAW) {
/* VIDIOCMCAPTURE uses gbufsize, not RAW_BPL *
RAW_LINES * 2. F1 is stored at offset 0, F2
at buffer size / 2. */
fh->width = RAW_BPL;
fh->height = gbufsize / RAW_BPL;
btv->init.width = RAW_BPL;
btv->init.height = gbufsize / RAW_BPL;
}
fh->ovfmt = fmt;
fh->fmt = fmt;
btv->init.ovfmt = fmt;
btv->init.fmt = fmt;
if (bigendian) {
/* dirty hack time: swap bytes for overlay if the
display adaptor is big endian (insmod option) */
if (fmt->palette == VIDEO_PALETTE_RGB555 ||
fmt->palette == VIDEO_PALETTE_RGB565 ||
fmt->palette == VIDEO_PALETTE_RGB32) {
fh->ovfmt = fmt+1;
}
}
bt848_bright(btv,pic->brightness);
bt848_contrast(btv,pic->contrast);
bt848_hue(btv,pic->hue);
bt848_sat(btv,pic->colour);
mutex_unlock(&fh->cap.lock);
return 0;
}
case VIDIOCGWIN:
{
struct video_window *win = arg;
memset(win,0,sizeof(*win));
win->x = fh->ov.w.left;
win->y = fh->ov.w.top;
win->width = fh->ov.w.width;
win->height = fh->ov.w.height;
return 0;
}
case VIDIOCSWIN:
{
struct video_window *win = arg;
struct v4l2_window w2;
if (no_overlay > 0) {
printk ("VIDIOCSWIN: no_overlay\n");
return -EINVAL;
}
w2.field = V4L2_FIELD_ANY;
w2.w.left = win->x;
w2.w.top = win->y;
w2.w.width = win->width;
w2.w.height = win->height;
w2.clipcount = win->clipcount;
w2.clips = (struct v4l2_clip __user *)win->clips;
retval = setup_window(fh, btv, &w2, 0);
if (0 == retval) {
/* on v4l1 this ioctl affects the read() size too */
fh->width = fh->ov.w.width;
fh->height = fh->ov.w.height;
btv->init.width = fh->ov.w.width;
btv->init.height = fh->ov.w.height;
}
return retval;
}
case VIDIOCGFBUF:
{
struct video_buffer *fbuf = arg;
fbuf->base = btv->fbuf.base;
fbuf->width = btv->fbuf.fmt.width;
fbuf->height = btv->fbuf.fmt.height;
fbuf->bytesperline = btv->fbuf.fmt.bytesperline;
if (fh->ovfmt)
fbuf->depth = fh->ovfmt->depth;
else {
if (fbuf->width)
fbuf->depth = ((fbuf->bytesperline<<3)
+ (fbuf->width-1) )
/fbuf->width;
else
fbuf->depth = 0;
}
return 0;
}
case VIDIOCSFBUF:
{
struct video_buffer *fbuf = arg;
const struct bttv_format *fmt;
unsigned long end;
if(!capable(CAP_SYS_ADMIN) &&
!capable(CAP_SYS_RAWIO))
return -EPERM;
end = (unsigned long)fbuf->base +
fbuf->height * fbuf->bytesperline;
mutex_lock(&fh->cap.lock);
retval = -EINVAL;
switch (fbuf->depth) {
case 8:
fmt = format_by_palette(VIDEO_PALETTE_HI240);
break;
case 16:
fmt = format_by_palette(VIDEO_PALETTE_RGB565);
break;
case 24:
fmt = format_by_palette(VIDEO_PALETTE_RGB24);
break;
case 32:
fmt = format_by_palette(VIDEO_PALETTE_RGB32);
break;
case 15:
fbuf->depth = 16;
fmt = format_by_palette(VIDEO_PALETTE_RGB555);
break;
default:
fmt = NULL;
break;
}
if (NULL == fmt)
goto fh_unlock_and_return;
fh->ovfmt = fmt;
fh->fmt = fmt;
btv->init.ovfmt = fmt;
btv->init.fmt = fmt;
btv->fbuf.base = fbuf->base;
btv->fbuf.fmt.width = fbuf->width;
btv->fbuf.fmt.height = fbuf->height;
if (fbuf->bytesperline)
btv->fbuf.fmt.bytesperline = fbuf->bytesperline;
else
btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fbuf->depth/8;
mutex_unlock(&fh->cap.lock);
return 0;
}
case VIDIOCCAPTURE:
case VIDIOC_OVERLAY:
{
struct bttv_buffer *new;
int *on = arg;
if (*on) {
/* verify args */
if (NULL == btv->fbuf.base)
return -EINVAL;
if (!fh->ov.setup_ok) {
dprintk("bttv%d: overlay: !setup_ok\n",btv->c.nr);
return -EINVAL;
}
}
if (!check_alloc_btres(btv,fh,RESOURCE_OVERLAY))
return -EBUSY;
mutex_lock(&fh->cap.lock);
if (*on) {
fh->ov.tvnorm = btv->tvnorm;
new = videobuf_pci_alloc(sizeof(*new));
new->crop = btv->crop[!!fh->do_crop].rect;
bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new);
} else {
new = NULL;
}
/* switch over */
retval = bttv_switch_overlay(btv,fh,new);
mutex_unlock(&fh->cap.lock);
return retval;
}
#ifdef CONFIG_VIDEO_V4L1_COMPAT
case VIDIOCGMBUF:
{
struct video_mbuf *mbuf = arg;
@ -3068,98 +2697,19 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
mbuf->offsets[i] = i * gbufsize;
return 0;
}
case VIDIOCMCAPTURE:
{
struct video_mmap *vm = arg;
struct bttv_buffer *buf;
enum v4l2_field field;
__s32 height2;
int res;
if (vm->frame >= VIDEO_MAX_FRAME)
return -EINVAL;
res = bttv_resource(fh);
if (!check_alloc_btres(btv, fh, res))
return -EBUSY;
mutex_lock(&fh->cap.lock);
retval = -EINVAL;
buf = (struct bttv_buffer *)fh->cap.bufs[vm->frame];
if (NULL == buf)
goto fh_unlock_and_return;
if (0 == buf->vb.baddr)
goto fh_unlock_and_return;
if (buf->vb.state == STATE_QUEUED ||
buf->vb.state == STATE_ACTIVE)
goto fh_unlock_and_return;
height2 = btv->crop[!!fh->do_crop].rect.height >> 1;
field = (vm->height > height2)
? V4L2_FIELD_INTERLACED
: V4L2_FIELD_BOTTOM;
retval = bttv_prepare_buffer(&fh->cap,btv,buf,
format_by_palette(vm->format),
vm->width,vm->height,field);
if (0 != retval)
goto fh_unlock_and_return;
btv->init.width = vm->width;
btv->init.height = vm->height;
spin_lock_irqsave(&btv->s_lock,flags);
buffer_queue(&fh->cap,&buf->vb);
spin_unlock_irqrestore(&btv->s_lock,flags);
mutex_unlock(&fh->cap.lock);
return 0;
}
case VIDIOCSYNC:
{
int *frame = arg;
struct bttv_buffer *buf;
if (*frame >= VIDEO_MAX_FRAME)
return -EINVAL;
mutex_lock(&fh->cap.lock);
retval = -EINVAL;
buf = (struct bttv_buffer *)fh->cap.bufs[*frame];
if (NULL == buf)
goto fh_unlock_and_return;
retval = videobuf_waiton(&buf->vb,0,1);
if (0 != retval)
goto fh_unlock_and_return;
switch (buf->vb.state) {
case STATE_ERROR:
retval = -EIO;
/* fall through */
case STATE_DONE:
{
struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
videobuf_dma_sync(&fh->cap,dma);
bttv_dma_free(&fh->cap,btv,buf);
break;
}
default:
retval = -EINVAL;
break;
}
mutex_unlock(&fh->cap.lock);
return retval;
}
#endif
case VIDIOCGVBIFMT:
if (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE) {
retval = bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE);
if (0 != retval)
return retval;
}
/* fall through */
case VIDIOCSVBIFMT:
return v4l_compat_translate_ioctl(inode, file, cmd,
arg, bttv_do_ioctl);
case BTTV_VERSION:
case VIDIOCSYNC:
case VIDIOCMCAPTURE:
case VIDIOCCAPTURE:
case VIDIOCGFBUF:
case VIDIOCSFBUF:
case VIDIOCGWIN:
case VIDIOCSWIN:
case VIDIOCGCAP:
case VIDIOCGPICT:
case VIDIOCSPICT:
case VIDIOCGFREQ:
case VIDIOCSFREQ:
case VIDIOCGTUNER:
@ -3168,7 +2718,8 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
case VIDIOCSCHAN:
case VIDIOCGAUDIO:
case VIDIOCSAUDIO:
return bttv_common_ioctls(btv,cmd,arg);
return v4l_compat_translate_ioctl(inode,file,cmd,arg,
bttv_do_ioctl);
/* *** v4l2 *** ************************************************ */
case VIDIOC_QUERYCAP:
@ -3196,7 +2747,6 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
cap->capabilities |= V4L2_CAP_TUNER;
return 0;
}
case VIDIOC_ENUM_FMT:
{
struct v4l2_fmtdesc *f = arg;
@ -3246,7 +2796,6 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
strlcpy(f->description,bttv_formats[i].name,sizeof(f->description));
return 0;
}
case VIDIOC_TRY_FMT:
{
struct v4l2_format *f = arg;
@ -3273,6 +2822,38 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
fb->fmt.pixelformat = fh->ovfmt->fourcc;
return 0;
}
case VIDIOC_OVERLAY:
{
struct bttv_buffer *new;
int *on = arg;
if (*on) {
/* verify args */
if (NULL == btv->fbuf.base)
return -EINVAL;
if (!fh->ov.setup_ok) {
dprintk("bttv%d: overlay: !setup_ok\n",btv->c.nr);
return -EINVAL;
}
}
if (!check_alloc_btres(btv,fh,RESOURCE_OVERLAY))
return -EBUSY;
mutex_lock(&fh->cap.lock);
if (*on) {
fh->ov.tvnorm = btv->tvnorm;
new = videobuf_pci_alloc(sizeof(*new));
bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new);
} else {
new = NULL;
}
/* switch over */
retval = bttv_switch_overlay(btv,fh,new);
mutex_unlock(&fh->cap.lock);
return retval;
}
case VIDIOC_S_FBUF:
{
struct v4l2_framebuffer *fb = arg;
@ -3340,13 +2921,10 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
mutex_unlock(&fh->cap.lock);
return retval;
}
case VIDIOC_REQBUFS:
return videobuf_reqbufs(bttv_queue(fh),arg);
case VIDIOC_QUERYBUF:
return videobuf_querybuf(bttv_queue(fh),arg);
case VIDIOC_QBUF:
{
int res = bttv_resource(fh);
@ -3355,11 +2933,9 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
return -EBUSY;
return videobuf_qbuf(bttv_queue(fh),arg);
}
case VIDIOC_DQBUF:
return videobuf_dqbuf(bttv_queue(fh),arg,
file->f_flags & O_NONBLOCK);
case VIDIOC_STREAMON:
{
int res = bttv_resource(fh);
@ -3422,10 +2998,6 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
}
return 0;
}
case VIDIOC_G_CTRL:
return get_control(btv,arg);
case VIDIOC_S_CTRL:
return set_control(btv,arg);
case VIDIOC_G_PARM:
{
struct v4l2_streamparm *parm = arg;
@ -3438,6 +3010,45 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
parm->parm.capture.timeperframe = s.frameperiod;
return 0;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *t = arg;
if (UNSET == bttv_tvcards[btv->c.type].tuner)
return -EINVAL;
if (0 != t->index)
return -EINVAL;
mutex_lock(&btv->lock);
memset(t,0,sizeof(*t));
t->rxsubchans = V4L2_TUNER_SUB_MONO;
bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
strcpy(t->name, "Television");
t->capability = V4L2_TUNER_CAP_NORM;
t->type = V4L2_TUNER_ANALOG_TV;
if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC)
t->signal = 0xffff;
if (btv->audio_hook) {
/* Hmmm ... */
struct video_audio va;
memset(&va, 0, sizeof(struct video_audio));
btv->audio_hook(btv,&va,0);
t->audmode = V4L2_TUNER_MODE_MONO;
t->rxsubchans = V4L2_TUNER_SUB_MONO;
if(va.mode & VIDEO_SOUND_STEREO) {
t->audmode = V4L2_TUNER_MODE_STEREO;
t->rxsubchans = V4L2_TUNER_SUB_STEREO;
}
if(va.mode & VIDEO_SOUND_LANG2) {
t->audmode = V4L2_TUNER_MODE_LANG1;
t->rxsubchans = V4L2_TUNER_SUB_LANG1
| V4L2_TUNER_SUB_LANG2;
}
}
/* FIXME: fill capability+audmode */
mutex_unlock(&btv->lock);
return 0;
}
case VIDIOC_G_PRIORITY:
{
@ -3575,15 +3186,15 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
case VIDIOC_ENUMINPUT:
case VIDIOC_G_INPUT:
case VIDIOC_S_INPUT:
case VIDIOC_G_TUNER:
case VIDIOC_S_TUNER:
case VIDIOC_G_FREQUENCY:
case VIDIOC_S_FREQUENCY:
case VIDIOC_LOG_STATUS:
case VIDIOC_G_CTRL:
case VIDIOC_S_CTRL:
case VIDIOC_DBG_G_REGISTER:
case VIDIOC_DBG_S_REGISTER:
return bttv_common_ioctls(btv,cmd,arg);
default:
return -ENOIOCTLCMD;
}
@ -3601,33 +3212,7 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
static int bttv_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct bttv_fh *fh = file->private_data;
switch (cmd) {
case BTTV_VBISIZE:
{
const struct bttv_tvnorm *tvnorm;
tvnorm = fh->vbi_fmt.tvnorm;
if (fh->vbi_fmt.fmt.start[0] != tvnorm->vbistart[0] ||
fh->vbi_fmt.fmt.start[1] != tvnorm->vbistart[1] ||
fh->vbi_fmt.fmt.count[0] != fh->vbi_fmt.fmt.count[1]) {
/* BTTV_VBISIZE cannot express these parameters,
however open() resets the paramters to defaults
and apps shouldn't call BTTV_VBISIZE after
VIDIOC_S_FMT. */
return -EINVAL;
}
bttv_switch_type(fh,V4L2_BUF_TYPE_VBI_CAPTURE);
return (fh->vbi_fmt.fmt.count[0] * 2
* fh->vbi_fmt.fmt.samples_per_line);
}
default:
return video_usercopy(inode, file, cmd, arg, bttv_do_ioctl);
}
return video_usercopy(inode, file, cmd, arg, bttv_do_ioctl);
}
static ssize_t bttv_read(struct file *file, char __user *data,
@ -3926,43 +3511,55 @@ static int radio_do_ioctl(struct inode *inode, struct file *file,
struct bttv *btv = file->private_data;
switch (cmd) {
case VIDIOCGCAP:
case VIDIOC_QUERYCAP:
{
struct video_capability *cap = arg;
struct v4l2_capability *cap = arg;
memset(cap,0,sizeof(*cap));
strcpy(cap->name,btv->radio_dev->name);
cap->type = VID_TYPE_TUNER;
cap->channels = 1;
cap->audios = 1;
strcpy(cap->driver, "bttv");
strlcpy(cap->card, btv->radio_dev->name,sizeof(cap->card));
sprintf(cap->bus_info,"PCI:%s",pci_name(btv->c.pci));
cap->version = BTTV_VERSION_CODE;
cap->capabilities = V4L2_CAP_TUNER;
return 0;
}
case VIDIOCGTUNER:
case VIDIOC_G_TUNER:
{
struct video_tuner *v = arg;
struct v4l2_tuner *t = arg;
if(v->tuner)
if (UNSET == bttv_tvcards[btv->c.type].tuner)
return -EINVAL;
memset(v,0,sizeof(*v));
strcpy(v->name, "Radio");
bttv_call_i2c_clients(btv,cmd,v);
if (0 != t->index)
return -EINVAL;
mutex_lock(&btv->lock);
memset(t,0,sizeof(*t));
strcpy(t->name, "Radio");
t->type = V4L2_TUNER_RADIO;
bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
mutex_unlock(&btv->lock);
return 0;
}
case VIDIOCSTUNER:
/* nothing to do */
return 0;
case BTTV_VERSION:
case VIDIOCGFREQ:
case VIDIOCSFREQ:
case VIDIOCGAUDIO:
case VIDIOCSAUDIO:
case VIDIOC_S_TUNER:
case VIDIOC_G_FREQUENCY:
case VIDIOC_S_FREQUENCY:
case VIDIOC_G_CTRL:
case VIDIOC_S_CTRL:
case VIDIOC_LOG_STATUS:
case VIDIOC_DBG_G_REGISTER:
case VIDIOC_DBG_S_REGISTER:
return bttv_common_ioctls(btv,cmd,arg);
case VIDIOCGCAP:
case VIDIOCGFREQ:
case VIDIOCSFREQ:
case VIDIOCGTUNER:
case VIDIOCSTUNER:
case VIDIOCGAUDIO:
case VIDIOCSAUDIO:
return v4l_compat_translate_ioctl(inode,file,cmd,arg,
radio_do_ioctl);
default:
return -ENOIOCTLCMD;
}

4
drivers/media/video/bt8xx/bttvp.h
View file

@ -458,10 +458,6 @@ struct bttv {
extern unsigned int bttv_num;
extern struct bttv bttvs[BTTV_MAX];
/* private ioctls */
#define BTTV_VERSION _IOR('v' , BASE_VIDIOCPRIVATE+6, int)
#define BTTV_VBISIZE _IOR('v' , BASE_VIDIOCPRIVATE+8, int)
#endif
#define btwrite(dat,adr) writel((dat), btv->bt848_mmio+(adr))