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path: root/drivers/media/video/bttv-driver.c
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Diffstat (limited to 'drivers/media/video/bttv-driver.c')
-rw-r--r--drivers/media/video/bttv-driver.c87
1 files changed, 43 insertions, 44 deletions
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c
index 0e6970346788..aa4c4c521880 100644
--- a/drivers/media/video/bttv-driver.c
+++ b/drivers/media/video/bttv-driver.c
@@ -48,47 +48,46 @@
unsigned int bttv_num; /* number of Bt848s in use */
struct bttv bttvs[BTTV_MAX];
-unsigned int bttv_debug = 0;
+unsigned int bttv_debug;
unsigned int bttv_verbose = 1;
-unsigned int bttv_gpio = 0;
+unsigned int bttv_gpio;
/* config variables */
#ifdef __BIG_ENDIAN
static unsigned int bigendian=1;
#else
-static unsigned int bigendian=0;
+static unsigned int bigendian;
#endif
static unsigned int radio[BTTV_MAX];
-static unsigned int irq_debug = 0;
+static unsigned int irq_debug;
static unsigned int gbuffers = 8;
static unsigned int gbufsize = 0x208000;
static int video_nr = -1;
static int radio_nr = -1;
static int vbi_nr = -1;
-static int debug_latency = 0;
+static int debug_latency;
-static unsigned int fdsr = 0;
+static unsigned int fdsr;
/* options */
-static unsigned int combfilter = 0;
-static unsigned int lumafilter = 0;
+static unsigned int combfilter;
+static unsigned int lumafilter;
static unsigned int automute = 1;
-static unsigned int chroma_agc = 0;
+static unsigned int chroma_agc;
static unsigned int adc_crush = 1;
static unsigned int whitecrush_upper = 0xCF;
static unsigned int whitecrush_lower = 0x7F;
-static unsigned int vcr_hack = 0;
-static unsigned int irq_iswitch = 0;
+static unsigned int vcr_hack;
+static unsigned int irq_iswitch;
static unsigned int uv_ratio = 50;
-static unsigned int full_luma_range = 0;
-static unsigned int coring = 0;
+static unsigned int full_luma_range;
+static unsigned int coring;
extern int no_overlay;
/* API features (turn on/off stuff for testing) */
static unsigned int v4l2 = 1;
-
/* insmod args */
module_param(bttv_verbose, int, 0644);
module_param(bttv_gpio, int, 0644);
@@ -685,16 +684,16 @@ int check_alloc_btres(struct bttv *btv, struct bttv_fh *fh, int bit)
return 1;
/* is it free? */
- down(&btv->reslock);
+ mutex_lock(&btv->reslock);
if (btv->resources & bit) {
/* no, someone else uses it */
- up(&btv->reslock);
+ mutex_unlock(&btv->reslock);
return 0;
}
/* it's free, grab it */
fh->resources |= bit;
btv->resources |= bit;
- up(&btv->reslock);
+ mutex_unlock(&btv->reslock);
return 1;
}
@@ -717,10 +716,10 @@ void free_btres(struct bttv *btv, struct bttv_fh *fh, int bits)
/* trying to free ressources not allocated by us ... */
printk("bttv: BUG! (btres)\n");
}
- down(&btv->reslock);
+ mutex_lock(&btv->reslock);
fh->resources &= ~bits;
btv->resources &= ~bits;
- up(&btv->reslock);
+ mutex_unlock(&btv->reslock);
}
/* ----------------------------------------------------------------------- */
@@ -1537,12 +1536,12 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
case VIDIOCSFREQ:
{
unsigned long *freq = arg;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
btv->freq=*freq;
bttv_call_i2c_clients(btv,VIDIOCSFREQ,freq);
if (btv->has_matchbox && btv->radio_user)
tea5757_set_freq(btv,*freq);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -1572,10 +1571,10 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (v->mode >= BTTV_TVNORMS)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
set_tvnorm(btv,v->mode);
bttv_call_i2c_clients(btv,cmd,v);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -1612,17 +1611,17 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (v->norm >= BTTV_TVNORMS)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
if (channel == btv->input &&
v->norm == btv->tvnorm) {
/* nothing to do */
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
btv->tvnorm = v->norm;
set_input(btv,v->channel);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -1635,14 +1634,14 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
v->flags |= VIDEO_AUDIO_MUTABLE;
v->mode = VIDEO_SOUND_MONO;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
bttv_call_i2c_clients(btv,cmd,v);
/* card specific hooks */
if (btv->audio_hook)
btv->audio_hook(btv,v,0);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
case VIDIOCSAUDIO:
@@ -1653,7 +1652,7 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (audio >= bttv_tvcards[btv->c.type].audio_inputs)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
audio_mux(btv, (v->flags&VIDEO_AUDIO_MUTE) ? AUDIO_MUTE : AUDIO_UNMUTE);
bttv_call_i2c_clients(btv,cmd,v);
@@ -1661,7 +1660,7 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (btv->audio_hook)
btv->audio_hook(btv,v,1);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -1695,10 +1694,10 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (i == BTTV_TVNORMS)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
set_tvnorm(btv,i);
i2c_vidiocschan(btv);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
case VIDIOC_QUERYSTD:
@@ -1756,9 +1755,9 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (*i > bttv_tvcards[btv->c.type].video_inputs)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
set_input(btv,*i);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -1770,7 +1769,7 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
return -EINVAL;
if (0 != t->index)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
memset(t,0,sizeof(*t));
strcpy(t->name, "Television");
t->type = V4L2_TUNER_ANALOG_TV;
@@ -1805,7 +1804,7 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
}
}
/* FIXME: fill capability+audmode */
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
case VIDIOC_S_TUNER:
@@ -1816,7 +1815,7 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
return -EINVAL;
if (0 != t->index)
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
{
struct video_audio va;
memset(&va, 0, sizeof(struct video_audio));
@@ -1833,7 +1832,7 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
if (btv->audio_hook)
btv->audio_hook(btv,&va,1);
}
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -1854,12 +1853,12 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
return -EINVAL;
if (unlikely (f->type != V4L2_TUNER_ANALOG_TV))
return -EINVAL;
- down(&btv->lock);
+ mutex_lock(&btv->lock);
btv->freq = f->frequency;
bttv_call_i2c_clients(btv,VIDIOCSFREQ,&btv->freq);
if (btv->has_matchbox && btv->radio_user)
tea5757_set_freq(btv,btv->freq);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
case VIDIOC_LOG_STATUS:
@@ -3157,7 +3156,7 @@ static int radio_open(struct inode *inode, struct file *file)
return -ENODEV;
dprintk("bttv%d: open called (radio)\n",btv->c.nr);
- down(&btv->lock);
+ mutex_lock(&btv->lock);
btv->radio_user++;
@@ -3166,7 +3165,7 @@ static int radio_open(struct inode *inode, struct file *file)
bttv_call_i2c_clients(btv,AUDC_SET_RADIO,&btv->tuner_type);
audio_mux(btv,AUDIO_RADIO);
- up(&btv->lock);
+ mutex_unlock(&btv->lock);
return 0;
}
@@ -3921,8 +3920,8 @@ static int __devinit bttv_probe(struct pci_dev *dev,
sprintf(btv->c.name,"bttv%d",btv->c.nr);
/* initialize structs / fill in defaults */
- init_MUTEX(&btv->lock);
- init_MUTEX(&btv->reslock);
+ mutex_init(&btv->lock);
+ mutex_init(&btv->reslock);
spin_lock_init(&btv->s_lock);
spin_lock_init(&btv->gpio_lock);
init_waitqueue_head(&btv->gpioq);
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