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path: root/drivers/media/video/bt8xx/bttv-driver.c
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Diffstat (limited to 'drivers/media/video/bt8xx/bttv-driver.c')
-rw-r--r--drivers/media/video/bt8xx/bttv-driver.c174
1 files changed, 19 insertions, 155 deletions
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index a529619e51f6..91399c94cd18 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -55,7 +55,7 @@
#include <asm/io.h>
#include <asm/byteorder.h>
-#include <media/rds.h>
+#include <media/saa6588.h>
unsigned int bttv_num; /* number of Bt848s in use */
@@ -189,8 +189,14 @@ static void request_modules(struct bttv *dev)
INIT_WORK(&dev->request_module_wk, request_module_async);
schedule_work(&dev->request_module_wk);
}
+
+static void flush_request_modules(struct bttv *dev)
+{
+ flush_work_sync(&dev->request_module_wk);
+}
#else
#define request_modules(dev)
+#define flush_request_modules(dev)
#endif /* CONFIG_MODULES */
@@ -854,7 +860,6 @@ int check_alloc_btres_lock(struct bttv *btv, struct bttv_fh *fh, int bit)
xbits |= RESOURCE_VIDEO_READ | RESOURCE_VIDEO_STREAM;
/* is it free? */
- mutex_lock(&btv->lock);
if (btv->resources & xbits) {
/* no, someone else uses it */
goto fail;
@@ -884,11 +889,9 @@ int check_alloc_btres_lock(struct bttv *btv, struct bttv_fh *fh, int bit)
/* it's free, grab it */
fh->resources |= bit;
btv->resources |= bit;
- mutex_unlock(&btv->lock);
return 1;
fail:
- mutex_unlock(&btv->lock);
return 0;
}
@@ -940,7 +943,6 @@ void free_btres_lock(struct bttv *btv, struct bttv_fh *fh, int bits)
/* trying to free ressources not allocated by us ... */
printk("bttv: BUG! (btres)\n");
}
- mutex_lock(&btv->lock);
fh->resources &= ~bits;
btv->resources &= ~bits;
@@ -951,8 +953,6 @@ void free_btres_lock(struct bttv *btv, struct bttv_fh *fh, int bits)
if (0 == (bits & VBI_RESOURCES))
disclaim_vbi_lines(btv);
-
- mutex_unlock(&btv->lock);
}
/* ----------------------------------------------------------------------- */
@@ -1713,28 +1713,20 @@ static int bttv_prepare_buffer(struct videobuf_queue *q,struct bttv *btv,
/* Make sure tvnorm and vbi_end remain consistent
until we're done. */
- mutex_lock(&btv->lock);
norm = btv->tvnorm;
/* In this mode capturing always starts at defrect.top
(default VDELAY), ignoring cropping parameters. */
if (btv->vbi_end > bttv_tvnorms[norm].cropcap.defrect.top) {
- mutex_unlock(&btv->lock);
return -EINVAL;
}
- mutex_unlock(&btv->lock);
-
c.rect = bttv_tvnorms[norm].cropcap.defrect;
} else {
- mutex_lock(&btv->lock);
-
norm = btv->tvnorm;
c = btv->crop[!!fh->do_crop];
- mutex_unlock(&btv->lock);
-
if (width < c.min_scaled_width ||
width > c.max_scaled_width ||
height < c.min_scaled_height)
@@ -1858,7 +1850,6 @@ static int bttv_s_std(struct file *file, void *priv, v4l2_std_id *id)
unsigned int i;
int err;
- mutex_lock(&btv->lock);
err = v4l2_prio_check(&btv->prio, fh->prio);
if (err)
goto err;
@@ -1874,7 +1865,6 @@ static int bttv_s_std(struct file *file, void *priv, v4l2_std_id *id)
set_tvnorm(btv, i);
err:
- mutex_unlock(&btv->lock);
return err;
}
@@ -1898,7 +1888,6 @@ static int bttv_enum_input(struct file *file, void *priv,
struct bttv *btv = fh->btv;
int rc = 0;
- mutex_lock(&btv->lock);
if (i->index >= bttv_tvcards[btv->c.type].video_inputs) {
rc = -EINVAL;
goto err;
@@ -1928,7 +1917,6 @@ static int bttv_enum_input(struct file *file, void *priv,
i->std = BTTV_NORMS;
err:
- mutex_unlock(&btv->lock);
return rc;
}
@@ -1938,9 +1926,7 @@ static int bttv_g_input(struct file *file, void *priv, unsigned int *i)
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
- mutex_lock(&btv->lock);
*i = btv->input;
- mutex_unlock(&btv->lock);
return 0;
}
@@ -1952,7 +1938,6 @@ static int bttv_s_input(struct file *file, void *priv, unsigned int i)
int err;
- mutex_lock(&btv->lock);
err = v4l2_prio_check(&btv->prio, fh->prio);
if (unlikely(err))
goto err;
@@ -1965,7 +1950,6 @@ static int bttv_s_input(struct file *file, void *priv, unsigned int i)
set_input(btv, i, btv->tvnorm);
err:
- mutex_unlock(&btv->lock);
return 0;
}
@@ -1979,7 +1963,6 @@ static int bttv_s_tuner(struct file *file, void *priv,
if (unlikely(0 != t->index))
return -EINVAL;
- mutex_lock(&btv->lock);
if (unlikely(btv->tuner_type == TUNER_ABSENT)) {
err = -EINVAL;
goto err;
@@ -1995,7 +1978,6 @@ static int bttv_s_tuner(struct file *file, void *priv,
btv->audio_mode_gpio(btv, t, 1);
err:
- mutex_unlock(&btv->lock);
return 0;
}
@@ -2006,10 +1988,8 @@ static int bttv_g_frequency(struct file *file, void *priv,
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
- mutex_lock(&btv->lock);
f->type = btv->radio_user ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
f->frequency = btv->freq;
- mutex_unlock(&btv->lock);
return 0;
}
@@ -2024,7 +2004,6 @@ static int bttv_s_frequency(struct file *file, void *priv,
if (unlikely(f->tuner != 0))
return -EINVAL;
- mutex_lock(&btv->lock);
err = v4l2_prio_check(&btv->prio, fh->prio);
if (unlikely(err))
goto err;
@@ -2039,7 +2018,6 @@ static int bttv_s_frequency(struct file *file, void *priv,
if (btv->has_matchbox && btv->radio_user)
tea5757_set_freq(btv, btv->freq);
err:
- mutex_unlock(&btv->lock);
return 0;
}
@@ -2172,7 +2150,6 @@ limit_scaled_size_lock (struct bttv_fh * fh,
/* Make sure tvnorm, vbi_end and the current cropping parameters
remain consistent until we're done. */
- mutex_lock(&btv->lock);
b = &bttv_tvnorms[btv->tvnorm].cropcap.bounds;
@@ -2250,7 +2227,6 @@ limit_scaled_size_lock (struct bttv_fh * fh,
rc = 0; /* success */
fail:
- mutex_unlock(&btv->lock);
return rc;
}
@@ -2282,9 +2258,7 @@ verify_window_lock (struct bttv_fh * fh,
if (V4L2_FIELD_ANY == field) {
__s32 height2;
- mutex_lock(&fh->btv->lock);
height2 = fh->btv->crop[!!fh->do_crop].rect.height >> 1;
- mutex_unlock(&fh->btv->lock);
field = (win->w.height > height2)
? V4L2_FIELD_INTERLACED
: V4L2_FIELD_TOP;
@@ -2360,7 +2334,6 @@ static int setup_window_lock(struct bttv_fh *fh, struct bttv *btv,
}
}
- mutex_lock(&fh->cap.vb_lock);
/* clip against screen */
if (NULL != btv->fbuf.base)
n = btcx_screen_clips(btv->fbuf.fmt.width, btv->fbuf.fmt.height,
@@ -2391,13 +2364,6 @@ static int setup_window_lock(struct bttv_fh *fh, struct bttv *btv,
fh->ov.field = win->field;
fh->ov.setup_ok = 1;
- /*
- * FIXME: btv is protected by btv->lock mutex, while btv->init
- * is protected by fh->cap.vb_lock. This seems to open the
- * possibility for some race situations. Maybe the better would
- * be to unify those locks or to use another way to store the
- * init values that will be consumed by videobuf callbacks
- */
btv->init.ov.w.width = win->w.width;
btv->init.ov.w.height = win->w.height;
btv->init.ov.field = win->field;
@@ -2412,7 +2378,6 @@ static int setup_window_lock(struct bttv_fh *fh, struct bttv *btv,
bttv_overlay_risc(btv, &fh->ov, fh->ovfmt, new);
retval = bttv_switch_overlay(btv,fh,new);
}
- mutex_unlock(&fh->cap.vb_lock);
return retval;
}
@@ -2526,9 +2491,7 @@ static int bttv_try_fmt_vid_cap(struct file *file, void *priv,
if (V4L2_FIELD_ANY == field) {
__s32 height2;
- mutex_lock(&btv->lock);
height2 = btv->crop[!!fh->do_crop].rect.height >> 1;
- mutex_unlock(&btv->lock);
field = (f->fmt.pix.height > height2)
? V4L2_FIELD_INTERLACED
: V4L2_FIELD_BOTTOM;
@@ -2614,7 +2577,6 @@ static int bttv_s_fmt_vid_cap(struct file *file, void *priv,
fmt = format_by_fourcc(f->fmt.pix.pixelformat);
/* update our state informations */
- mutex_lock(&fh->cap.vb_lock);
fh->fmt = fmt;
fh->cap.field = f->fmt.pix.field;
fh->cap.last = V4L2_FIELD_NONE;
@@ -2623,7 +2585,6 @@ static int bttv_s_fmt_vid_cap(struct file *file, void *priv,
btv->init.fmt = fmt;
btv->init.width = f->fmt.pix.width;
btv->init.height = f->fmt.pix.height;
- mutex_unlock(&fh->cap.vb_lock);
return 0;
}
@@ -2642,34 +2603,6 @@ static int bttv_s_fmt_vid_overlay(struct file *file, void *priv,
return setup_window_lock(fh, btv, &f->fmt.win, 1);
}
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
-{
- int retval;
- unsigned int i;
- struct bttv_fh *fh = priv;
-
- mutex_lock(&fh->cap.vb_lock);
- retval = __videobuf_mmap_setup(&fh->cap, gbuffers, gbufsize,
- V4L2_MEMORY_MMAP);
- if (retval < 0) {
- mutex_unlock(&fh->cap.vb_lock);
- return retval;
- }
-
- gbuffers = retval;
- memset(mbuf, 0, sizeof(*mbuf));
- mbuf->frames = gbuffers;
- mbuf->size = gbuffers * gbufsize;
-
- for (i = 0; i < gbuffers; i++)
- mbuf->offsets[i] = i * gbufsize;
-
- mutex_unlock(&fh->cap.vb_lock);
- return 0;
-}
-#endif
-
static int bttv_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
@@ -2775,10 +2708,8 @@ static int bttv_overlay(struct file *file, void *f, unsigned int on)
int retval = 0;
if (on) {
- mutex_lock(&fh->cap.vb_lock);
/* verify args */
if (unlikely(!btv->fbuf.base)) {
- mutex_unlock(&fh->cap.vb_lock);
return -EINVAL;
}
if (unlikely(!fh->ov.setup_ok)) {
@@ -2787,13 +2718,11 @@ static int bttv_overlay(struct file *file, void *f, unsigned int on)
}
if (retval)
return retval;
- mutex_unlock(&fh->cap.vb_lock);
}
if (!check_alloc_btres_lock(btv, fh, RESOURCE_OVERLAY))
return -EBUSY;
- mutex_lock(&fh->cap.vb_lock);
if (on) {
fh->ov.tvnorm = btv->tvnorm;
new = videobuf_sg_alloc(sizeof(*new));
@@ -2805,7 +2734,6 @@ static int bttv_overlay(struct file *file, void *f, unsigned int on)
/* switch over */
retval = bttv_switch_overlay(btv, fh, new);
- mutex_unlock(&fh->cap.vb_lock);
return retval;
}
@@ -2844,7 +2772,6 @@ static int bttv_s_fbuf(struct file *file, void *f,
}
/* ok, accept it */
- mutex_lock(&fh->cap.vb_lock);
btv->fbuf.base = fb->base;
btv->fbuf.fmt.width = fb->fmt.width;
btv->fbuf.fmt.height = fb->fmt.height;
@@ -2876,7 +2803,6 @@ static int bttv_s_fbuf(struct file *file, void *f,
retval = bttv_switch_overlay(btv, fh, new);
}
}
- mutex_unlock(&fh->cap.vb_lock);
return retval;
}
@@ -2955,7 +2881,6 @@ static int bttv_queryctrl(struct file *file, void *priv,
c->id >= V4L2_CID_PRIVATE_LASTP1))
return -EINVAL;
- mutex_lock(&btv->lock);
if (!btv->volume_gpio && (c->id == V4L2_CID_AUDIO_VOLUME))
*c = no_ctl;
else {
@@ -2963,7 +2888,6 @@ static int bttv_queryctrl(struct file *file, void *priv,
*c = (NULL != ctrl) ? *ctrl : no_ctl;
}
- mutex_unlock(&btv->lock);
return 0;
}
@@ -2974,10 +2898,8 @@ static int bttv_g_parm(struct file *file, void *f,
struct bttv_fh *fh = f;
struct bttv *btv = fh->btv;
- mutex_lock(&btv->lock);
v4l2_video_std_frame_period(bttv_tvnorms[btv->tvnorm].v4l2_id,
&parm->parm.capture.timeperframe);
- mutex_unlock(&btv->lock);
return 0;
}
@@ -2993,7 +2915,6 @@ static int bttv_g_tuner(struct file *file, void *priv,
if (0 != t->index)
return -EINVAL;
- mutex_lock(&btv->lock);
t->rxsubchans = V4L2_TUNER_SUB_MONO;
bttv_call_all(btv, tuner, g_tuner, t);
strcpy(t->name, "Television");
@@ -3005,7 +2926,6 @@ static int bttv_g_tuner(struct file *file, void *priv,
if (btv->audio_mode_gpio)
btv->audio_mode_gpio(btv, t, 0);
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3014,9 +2934,7 @@ static int bttv_g_priority(struct file *file, void *f, enum v4l2_priority *p)
struct bttv_fh *fh = f;
struct bttv *btv = fh->btv;
- mutex_lock(&btv->lock);
*p = v4l2_prio_max(&btv->prio);
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3028,9 +2946,7 @@ static int bttv_s_priority(struct file *file, void *f,
struct bttv *btv = fh->btv;
int rc;
- mutex_lock(&btv->lock);
rc = v4l2_prio_change(&btv->prio, &fh->prio, prio);
- mutex_unlock(&btv->lock);
return rc;
}
@@ -3045,9 +2961,7 @@ static int bttv_cropcap(struct file *file, void *priv,
cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
return -EINVAL;
- mutex_lock(&btv->lock);
*cap = bttv_tvnorms[btv->tvnorm].cropcap;
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3065,9 +2979,7 @@ static int bttv_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
inconsistent with fh->width or fh->height and apps
do not expect a change here. */
- mutex_lock(&btv->lock);
crop->c = btv->crop[!!fh->do_crop].rect;
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3091,17 +3003,14 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
/* Make sure tvnorm, vbi_end and the current cropping
parameters remain consistent until we're done. Note
read() may change vbi_end in check_alloc_btres_lock(). */
- mutex_lock(&btv->lock);
retval = v4l2_prio_check(&btv->prio, fh->prio);
if (0 != retval) {
- mutex_unlock(&btv->lock);
return retval;
}
retval = -EBUSY;
if (locked_btres(fh->btv, VIDEO_RESOURCES)) {
- mutex_unlock(&btv->lock);
return retval;
}
@@ -3113,7 +3022,6 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
b_top = max(b->top, btv->vbi_end);
if (b_top + 32 >= b_bottom) {
- mutex_unlock(&btv->lock);
return retval;
}
@@ -3136,12 +3044,8 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
btv->crop[1] = c;
- mutex_unlock(&btv->lock);
-
fh->do_crop = 1;
- mutex_lock(&fh->cap.vb_lock);
-
if (fh->width < c.min_scaled_width) {
fh->width = c.min_scaled_width;
btv->init.width = c.min_scaled_width;
@@ -3158,8 +3062,6 @@ static int bttv_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
btv->init.height = c.max_scaled_height;
}
- mutex_unlock(&fh->cap.vb_lock);
-
return 0;
}
@@ -3227,7 +3129,6 @@ static unsigned int bttv_poll(struct file *file, poll_table *wait)
return videobuf_poll_stream(file, &fh->vbi, wait);
}
- mutex_lock(&fh->cap.vb_lock);
if (check_btres(fh,RESOURCE_VIDEO_STREAM)) {
/* streaming capture */
if (list_empty(&fh->cap.stream))
@@ -3262,7 +3163,6 @@ static unsigned int bttv_poll(struct file *file, poll_table *wait)
else
rc = 0;
err:
- mutex_unlock(&fh->cap.vb_lock);
return rc;
}
@@ -3293,23 +3193,11 @@ static int bttv_open(struct file *file)
return -ENOMEM;
file->private_data = fh;
- /*
- * btv is protected by btv->lock mutex, while btv->init and other
- * streaming vars are protected by fh->cap.vb_lock. We need to take
- * care of both locks to avoid troubles. However, vb_lock is used also
- * inside videobuf, without calling buf->lock. So, it is a very bad
- * idea to hold both locks at the same time.
- * Let's first copy btv->init at fh, holding cap.vb_lock, and then work
- * with the rest of init, holding btv->lock.
- */
- mutex_lock(&fh->cap.vb_lock);
*fh = btv->init;
- mutex_unlock(&fh->cap.vb_lock);
fh->type = type;
fh->ov.setup_ok = 0;
- mutex_lock(&btv->lock);
v4l2_prio_open(&btv->prio, &fh->prio);
videobuf_queue_sg_init(&fh->cap, &bttv_video_qops,
@@ -3317,13 +3205,13 @@ static int bttv_open(struct file *file)
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_INTERLACED,
sizeof(struct bttv_buffer),
- fh, NULL);
+ fh, &btv->lock);
videobuf_queue_sg_init(&fh->vbi, &bttv_vbi_qops,
&btv->c.pci->dev, &btv->s_lock,
V4L2_BUF_TYPE_VBI_CAPTURE,
V4L2_FIELD_SEQ_TB,
sizeof(struct bttv_buffer),
- fh, NULL);
+ fh, &btv->lock);
set_tvnorm(btv,btv->tvnorm);
set_input(btv, btv->input, btv->tvnorm);
@@ -3346,7 +3234,6 @@ static int bttv_open(struct file *file)
bttv_vbi_fmt_reset(&fh->vbi_fmt, btv->tvnorm);
bttv_field_count(btv);
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3355,7 +3242,6 @@ static int bttv_release(struct file *file)
struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv;
- mutex_lock(&btv->lock);
/* turn off overlay */
if (check_btres(fh, RESOURCE_OVERLAY))
bttv_switch_overlay(btv,fh,NULL);
@@ -3381,14 +3267,8 @@ static int bttv_release(struct file *file)
/* free stuff */
- /*
- * videobuf uses cap.vb_lock - we should avoid holding btv->lock,
- * otherwise we may have dead lock conditions
- */
- mutex_unlock(&btv->lock);
videobuf_mmap_free(&fh->cap);
videobuf_mmap_free(&fh->vbi);
- mutex_lock(&btv->lock);
v4l2_prio_close(&btv->prio, fh->prio);
file->private_data = NULL;
kfree(fh);
@@ -3398,7 +3278,6 @@ static int bttv_release(struct file *file)
if (!btv->users)
audio_mute(btv, 1);
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3456,9 +3335,6 @@ static const struct v4l2_ioctl_ops bttv_ioctl_ops = {
.vidioc_streamoff = bttv_streamoff,
.vidioc_g_tuner = bttv_g_tuner,
.vidioc_s_tuner = bttv_s_tuner,
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
- .vidiocgmbuf = vidiocgmbuf,
-#endif
.vidioc_g_crop = bttv_g_crop,
.vidioc_s_crop = bttv_s_crop,
.vidioc_g_fbuf = bttv_g_fbuf,
@@ -3502,11 +3378,8 @@ static int radio_open(struct file *file)
if (unlikely(!fh))
return -ENOMEM;
file->private_data = fh;
- mutex_lock(&fh->cap.vb_lock);
*fh = btv->init;
- mutex_unlock(&fh->cap.vb_lock);
- mutex_lock(&btv->lock);
v4l2_prio_open(&btv->prio, &fh->prio);
btv->radio_user++;
@@ -3514,7 +3387,6 @@ static int radio_open(struct file *file)
bttv_call_all(btv, tuner, s_radio);
audio_input(btv,TVAUDIO_INPUT_RADIO);
- mutex_unlock(&btv->lock);
return 0;
}
@@ -3522,17 +3394,15 @@ static int radio_release(struct file *file)
{
struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv;
- struct rds_command cmd;
+ struct saa6588_command cmd;
- mutex_lock(&btv->lock);
v4l2_prio_close(&btv->prio, fh->prio);
file->private_data = NULL;
kfree(fh);
btv->radio_user--;
- bttv_call_all(btv, core, ioctl, RDS_CMD_CLOSE, &cmd);
- mutex_unlock(&btv->lock);
+ bttv_call_all(btv, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
return 0;
}
@@ -3561,7 +3431,6 @@ static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
return -EINVAL;
if (0 != t->index)
return -EINVAL;
- mutex_lock(&btv->lock);
strcpy(t->name, "Radio");
t->type = V4L2_TUNER_RADIO;
@@ -3570,8 +3439,6 @@ static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
if (btv->audio_mode_gpio)
btv->audio_mode_gpio(btv, t, 0);
- mutex_unlock(&btv->lock);
-
return 0;
}
@@ -3662,13 +3529,13 @@ static ssize_t radio_read(struct file *file, char __user *data,
{
struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv;
- struct rds_command cmd;
+ struct saa6588_command cmd;
cmd.block_count = count/3;
cmd.buffer = data;
cmd.instance = file;
cmd.result = -ENODEV;
- bttv_call_all(btv, core, ioctl, RDS_CMD_READ, &cmd);
+ bttv_call_all(btv, core, ioctl, SAA6588_CMD_READ, &cmd);
return cmd.result;
}
@@ -3677,11 +3544,11 @@ static unsigned int radio_poll(struct file *file, poll_table *wait)
{
struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv;
- struct rds_command cmd;
+ struct saa6588_command cmd;
cmd.instance = file;
cmd.event_list = wait;
cmd.result = -ENODEV;
- bttv_call_all(btv, core, ioctl, RDS_CMD_POLL, &cmd);
+ bttv_call_all(btv, core, ioctl, SAA6588_CMD_POLL, &cmd);
return cmd.result;
}
@@ -3692,7 +3559,7 @@ static const struct v4l2_file_operations radio_fops =
.open = radio_open,
.read = radio_read,
.release = radio_release,
- .ioctl = video_ioctl2,
+ .unlocked_ioctl = video_ioctl2,
.poll = radio_poll,
};
@@ -4152,9 +4019,6 @@ static irqreturn_t bttv_irq(int irq, void *dev_id)
btv=(struct bttv *)dev_id;
- if (btv->custom_irq)
- handled = btv->custom_irq(btv);
-
count=0;
while (1) {
/* get/clear interrupt status bits */
@@ -4190,7 +4054,6 @@ static irqreturn_t bttv_irq(int irq, void *dev_id)
btv->field_count++;
if ((astat & BT848_INT_GPINT) && btv->remote) {
- wake_up(&btv->gpioq);
bttv_input_irq(btv);
}
@@ -4395,7 +4258,6 @@ static int __devinit bttv_probe(struct pci_dev *dev,
mutex_init(&btv->lock);
spin_lock_init(&btv->s_lock);
spin_lock_init(&btv->gpio_lock);
- init_waitqueue_head(&btv->gpioq);
init_waitqueue_head(&btv->i2c_queue);
INIT_LIST_HEAD(&btv->c.subs);
INIT_LIST_HEAD(&btv->capture);
@@ -4573,6 +4435,9 @@ static void __devexit bttv_remove(struct pci_dev *pci_dev)
if (bttv_verbose)
printk("bttv%d: unloading\n",btv->c.nr);
+ if (bttv_tvcards[btv->c.type].has_dvb)
+ flush_request_modules(btv);
+
/* shutdown everything (DMA+IRQs) */
btand(~15, BT848_GPIO_DMA_CTL);
btwrite(0, BT848_INT_MASK);
@@ -4583,7 +4448,6 @@ static void __devexit bttv_remove(struct pci_dev *pci_dev)
/* tell gpio modules we are leaving ... */
btv->shutdown=1;
- wake_up(&btv->gpioq);
bttv_input_fini(btv);
bttv_sub_del_devices(&btv->c);
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-14 19:17:39 +0100