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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.c218
1 files changed, 104 insertions, 114 deletions
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index c71f394fc0ea..23b7499b3185 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -58,7 +58,7 @@
unsigned int bttv_num; /* number of Bt848s in use */
-struct bttv bttvs[BTTV_MAX];
+struct bttv *bttvs[BTTV_MAX];
unsigned int bttv_debug;
unsigned int bttv_verbose = 1;
@@ -167,7 +167,7 @@ static ssize_t show_card(struct device *cd,
struct device_attribute *attr, char *buf)
{
struct video_device *vfd = container_of(cd, struct video_device, dev);
- struct bttv *btv = dev_get_drvdata(vfd->parent);
+ struct bttv *btv = video_get_drvdata(vfd);
return sprintf(buf, "%d\n", btv ? btv->c.type : UNSET);
}
static DEVICE_ATTR(card, S_IRUGO, show_card, NULL);
@@ -1040,7 +1040,7 @@ static void bt848A_set_timing(struct bttv *btv)
int table_idx = bttv_tvnorms[btv->tvnorm].sram;
int fsc = bttv_tvnorms[btv->tvnorm].Fsc;
- if (UNSET == bttv_tvcards[btv->c.type].muxsel[btv->input]) {
+ if (btv->input == btv->dig) {
dprintk("bttv%d: load digital timing table (table_idx=%d)\n",
btv->c.nr,table_idx);
@@ -1142,7 +1142,7 @@ video_mux(struct bttv *btv, unsigned int input)
btand(~BT848_CONTROL_COMP, BT848_E_CONTROL);
btand(~BT848_CONTROL_COMP, BT848_O_CONTROL);
}
- mux = bttv_tvcards[btv->c.type].muxsel[input] & 3;
+ mux = bttv_muxsel(btv, input);
btaor(mux<<5, ~(3<<5), BT848_IFORM);
dprintk(KERN_DEBUG "bttv%d: video mux: input=%d mux=%d\n",
btv->c.nr,input,mux);
@@ -1163,7 +1163,6 @@ audio_mux(struct bttv *btv, int input, int mute)
{
int gpio_val, signal;
struct v4l2_control ctrl;
- struct i2c_client *c;
gpio_inout(bttv_tvcards[btv->c.type].gpiomask,
bttv_tvcards[btv->c.type].gpiomask);
@@ -1180,7 +1179,16 @@ audio_mux(struct bttv *btv, int input, int mute)
else
gpio_val = bttv_tvcards[btv->c.type].gpiomux[input];
- gpio_bits(bttv_tvcards[btv->c.type].gpiomask, gpio_val);
+ switch (btv->c.type) {
+ case BTTV_BOARD_VOODOOTV_FM:
+ case BTTV_BOARD_VOODOOTV_200:
+ gpio_val = bttv_tda9880_setnorm(btv, gpio_val);
+ break;
+
+ default:
+ gpio_bits(bttv_tvcards[btv->c.type].gpiomask, gpio_val);
+ }
+
if (bttv_gpio)
bttv_gpio_tracking(btv, audio_modes[mute ? 4 : input]);
if (in_interrupt())
@@ -1188,10 +1196,9 @@ audio_mux(struct bttv *btv, int input, int mute)
ctrl.id = V4L2_CID_AUDIO_MUTE;
ctrl.value = btv->mute;
- bttv_call_i2c_clients(btv, VIDIOC_S_CTRL, &ctrl);
- c = btv->i2c_msp34xx_client;
- if (c) {
- struct v4l2_routing route;
+ bttv_call_all(btv, core, s_ctrl, &ctrl);
+ if (btv->sd_msp34xx) {
+ u32 in;
/* Note: the inputs tuner/radio/extern/intern are translated
to msp routings. This assumes common behavior for all msp3400
@@ -1200,11 +1207,11 @@ audio_mux(struct bttv *btv, int input, int mute)
For now this is sufficient. */
switch (input) {
case TVAUDIO_INPUT_RADIO:
- route.input = MSP_INPUT(MSP_IN_SCART2, MSP_IN_TUNER1,
+ in = MSP_INPUT(MSP_IN_SCART2, MSP_IN_TUNER1,
MSP_DSP_IN_SCART, MSP_DSP_IN_SCART);
break;
case TVAUDIO_INPUT_EXTERN:
- route.input = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER1,
+ in = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER1,
MSP_DSP_IN_SCART, MSP_DSP_IN_SCART);
break;
case TVAUDIO_INPUT_INTERN:
@@ -1213,7 +1220,7 @@ audio_mux(struct bttv *btv, int input, int mute)
input is the BTTV_BOARD_AVERMEDIA98. I wonder how
that was tested. My guess is that the whole INTERN
input does not work. */
- route.input = MSP_INPUT(MSP_IN_SCART2, MSP_IN_TUNER1,
+ in = MSP_INPUT(MSP_IN_SCART2, MSP_IN_TUNER1,
MSP_DSP_IN_SCART, MSP_DSP_IN_SCART);
break;
case TVAUDIO_INPUT_TUNER:
@@ -1222,22 +1229,18 @@ audio_mux(struct bttv *btv, int input, int mute)
is the only difference between the VOODOOTV_FM
and VOODOOTV_200 */
if (btv->c.type == BTTV_BOARD_VOODOOTV_200)
- route.input = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER2, \
+ in = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER2, \
MSP_DSP_IN_TUNER, MSP_DSP_IN_TUNER);
else
- route.input = MSP_INPUT_DEFAULT;
+ in = MSP_INPUT_DEFAULT;
break;
}
- route.output = MSP_OUTPUT_DEFAULT;
- c->driver->command(c, VIDIOC_INT_S_AUDIO_ROUTING, &route);
+ v4l2_subdev_call(btv->sd_msp34xx, audio, s_routing,
+ in, MSP_OUTPUT_DEFAULT, 0);
}
- c = btv->i2c_tvaudio_client;
- if (c) {
- struct v4l2_routing route;
-
- route.input = input;
- route.output = 0;
- c->driver->command(c, VIDIOC_INT_S_AUDIO_ROUTING, &route);
+ if (btv->sd_tvaudio) {
+ v4l2_subdev_call(btv->sd_tvaudio, audio, s_routing,
+ input, 0, 0);
}
return 0;
}
@@ -1277,7 +1280,7 @@ bttv_crop_calc_limits(struct bttv_crop *c)
}
static void
-bttv_crop_reset(struct bttv_crop *c, int norm)
+bttv_crop_reset(struct bttv_crop *c, unsigned int norm)
{
c->rect = bttv_tvnorms[norm].cropcap.defrect;
bttv_crop_calc_limits(c);
@@ -1290,16 +1293,13 @@ set_tvnorm(struct bttv *btv, unsigned int norm)
const struct bttv_tvnorm *tvnorm;
v4l2_std_id id;
- if (norm < 0 || norm >= BTTV_TVNORMS)
- return -EINVAL;
+ BUG_ON(norm >= BTTV_TVNORMS);
+ BUG_ON(btv->tvnorm >= BTTV_TVNORMS);
tvnorm = &bttv_tvnorms[norm];
- if (btv->tvnorm < 0 ||
- btv->tvnorm >= BTTV_TVNORMS ||
- 0 != memcmp(&bttv_tvnorms[btv->tvnorm].cropcap,
- &tvnorm->cropcap,
- sizeof (tvnorm->cropcap))) {
+ if (!memcmp(&bttv_tvnorms[btv->tvnorm].cropcap, &tvnorm->cropcap,
+ sizeof (tvnorm->cropcap))) {
bttv_crop_reset(&btv->crop[0], norm);
btv->crop[1] = btv->crop[0]; /* current = default */
@@ -1322,11 +1322,11 @@ set_tvnorm(struct bttv *btv, unsigned int norm)
switch (btv->c.type) {
case BTTV_BOARD_VOODOOTV_FM:
case BTTV_BOARD_VOODOOTV_200:
- bttv_tda9880_setnorm(btv,norm);
+ bttv_tda9880_setnorm(btv, gpio_read());
break;
}
id = tvnorm->v4l2_id;
- bttv_call_i2c_clients(btv, VIDIOC_S_STD, &id);
+ bttv_call_all(btv, core, s_std, id);
return 0;
}
@@ -1350,8 +1350,8 @@ set_input(struct bttv *btv, unsigned int input, unsigned int norm)
} else {
video_mux(btv,input);
}
- audio_input(btv,(input == bttv_tvcards[btv->c.type].tuner ?
- TVAUDIO_INPUT_TUNER : TVAUDIO_INPUT_EXTERN));
+ audio_input(btv, (btv->tuner_type != TUNER_ABSENT && input == 0) ?
+ TVAUDIO_INPUT_TUNER : TVAUDIO_INPUT_EXTERN);
set_tvnorm(btv, norm);
}
@@ -1470,7 +1470,7 @@ static int bttv_g_ctrl(struct file *file, void *priv,
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
- bttv_call_i2c_clients(btv, VIDIOC_G_CTRL, c);
+ bttv_call_all(btv, core, g_ctrl, c);
break;
case V4L2_CID_PRIVATE_CHROMA_AGC:
@@ -1544,12 +1544,12 @@ static int bttv_s_ctrl(struct file *file, void *f,
if (btv->volume_gpio)
btv->volume_gpio(btv, c->value);
- bttv_call_i2c_clients(btv, VIDIOC_S_CTRL, c);
+ bttv_call_all(btv, core, s_ctrl, c);
break;
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
- bttv_call_i2c_clients(btv, VIDIOC_S_CTRL, c);
+ bttv_call_all(btv, core, s_ctrl, c);
break;
case V4L2_CID_PRIVATE_CHROMA_AGC:
@@ -1888,20 +1888,15 @@ static int bttv_enum_input(struct file *file, void *priv,
{
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
- unsigned int n;
+ int n;
- n = i->index;
-
- if (n >= bttv_tvcards[btv->c.type].video_inputs)
+ if (i->index >= bttv_tvcards[btv->c.type].video_inputs)
return -EINVAL;
- memset(i, 0, sizeof(*i));
-
- i->index = n;
i->type = V4L2_INPUT_TYPE_CAMERA;
i->audioset = 1;
- if (i->index == bttv_tvcards[btv->c.type].tuner) {
+ if (btv->tuner_type != TUNER_ABSENT && i->index == 0) {
sprintf(i->name, "Television");
i->type = V4L2_INPUT_TYPE_TUNER;
i->tuner = 0;
@@ -1965,14 +1960,14 @@ static int bttv_s_tuner(struct file *file, void *priv,
if (0 != err)
return err;
- if (UNSET == bttv_tvcards[btv->c.type].tuner)
+ if (btv->tuner_type == TUNER_ABSENT)
return -EINVAL;
if (0 != t->index)
return -EINVAL;
mutex_lock(&btv->lock);
- bttv_call_i2c_clients(btv, VIDIOC_S_TUNER, t);
+ bttv_call_all(btv, tuner, s_tuner, t);
if (btv->audio_mode_gpio)
btv->audio_mode_gpio(btv, t, 1);
@@ -2017,7 +2012,7 @@ static int bttv_s_frequency(struct file *file, void *priv,
return -EINVAL;
mutex_lock(&btv->lock);
btv->freq = f->frequency;
- bttv_call_i2c_clients(btv, VIDIOC_S_FREQUENCY, f);
+ bttv_call_all(btv, tuner, s_frequency, f);
if (btv->has_matchbox && btv->radio_user)
tea5757_set_freq(btv, btv->freq);
mutex_unlock(&btv->lock);
@@ -2031,7 +2026,7 @@ static int bttv_log_status(struct file *file, void *f)
printk(KERN_INFO "bttv%d: ======== START STATUS CARD #%d ========\n",
btv->c.nr, btv->c.nr);
- bttv_call_i2c_clients(btv, VIDIOC_LOG_STATUS, NULL);
+ bttv_call_all(btv, core, log_status);
printk(KERN_INFO "bttv%d: ======== END STATUS CARD #%d ========\n",
btv->c.nr, btv->c.nr);
return 0;
@@ -2659,8 +2654,7 @@ static int bttv_querycap(struct file *file, void *priv,
if (no_overlay <= 0)
cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
- if (bttv_tvcards[btv->c.type].tuner != UNSET &&
- bttv_tvcards[btv->c.type].tuner != TUNER_ABSENT)
+ if (btv->tuner_type != TUNER_ABSENT)
cap->capabilities |= V4L2_CAP_TUNER;
return 0;
}
@@ -2927,13 +2921,9 @@ static int bttv_g_parm(struct file *file, void *f,
{
struct bttv_fh *fh = f;
struct bttv *btv = fh->btv;
- struct v4l2_standard s;
- if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- v4l2_video_std_construct(&s, bttv_tvnorms[btv->tvnorm].v4l2_id,
- bttv_tvnorms[btv->tvnorm].name);
- parm->parm.capture.timeperframe = s.frameperiod;
+ v4l2_video_std_frame_period(bttv_tvnorms[btv->tvnorm].v4l2_id,
+ &parm->parm.capture.timeperframe);
return 0;
}
@@ -2943,15 +2933,14 @@ static int bttv_g_tuner(struct file *file, void *priv,
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
- if (UNSET == bttv_tvcards[btv->c.type].tuner)
+ if (btv->tuner_type == TUNER_ABSENT)
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);
+ bttv_call_all(btv, tuner, g_tuner, t);
strcpy(t->name, "Television");
t->capability = V4L2_TUNER_CAP_NORM;
t->type = V4L2_TUNER_ANALOG_TV;
@@ -3212,29 +3201,19 @@ err:
static int bttv_open(struct file *file)
{
int minor = video_devdata(file)->minor;
- struct bttv *btv = NULL;
+ struct bttv *btv = video_drvdata(file);
struct bttv_fh *fh;
enum v4l2_buf_type type = 0;
- unsigned int i;
dprintk(KERN_DEBUG "bttv: open minor=%d\n",minor);
lock_kernel();
- for (i = 0; i < bttv_num; i++) {
- if (bttvs[i].video_dev &&
- bttvs[i].video_dev->minor == minor) {
- btv = &bttvs[i];
- type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- break;
- }
- if (bttvs[i].vbi_dev &&
- bttvs[i].vbi_dev->minor == minor) {
- btv = &bttvs[i];
- type = V4L2_BUF_TYPE_VBI_CAPTURE;
- break;
- }
- }
- if (NULL == btv) {
+ if (btv->video_dev->minor == minor) {
+ type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ } else if (btv->vbi_dev->minor == minor) {
+ type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ } else {
+ WARN_ON(1);
unlock_kernel();
return -ENODEV;
}
@@ -3424,20 +3403,14 @@ static struct video_device bttv_video_template = {
static int radio_open(struct file *file)
{
int minor = video_devdata(file)->minor;
- struct bttv *btv = NULL;
+ struct bttv *btv = video_drvdata(file);
struct bttv_fh *fh;
- unsigned int i;
dprintk("bttv: open minor=%d\n",minor);
lock_kernel();
- for (i = 0; i < bttv_num; i++) {
- if (bttvs[i].radio_dev && bttvs[i].radio_dev->minor == minor) {
- btv = &bttvs[i];
- break;
- }
- }
- if (NULL == btv) {
+ WARN_ON(btv->radio_dev && btv->radio_dev->minor != minor);
+ if (!btv->radio_dev || btv->radio_dev->minor != minor) {
unlock_kernel();
return -ENODEV;
}
@@ -3458,7 +3431,7 @@ static int radio_open(struct file *file)
btv->radio_user++;
- bttv_call_i2c_clients(btv,AUDC_SET_RADIO,NULL);
+ bttv_call_all(btv, tuner, s_radio);
audio_input(btv,TVAUDIO_INPUT_RADIO);
mutex_unlock(&btv->lock);
@@ -3478,7 +3451,7 @@ static int radio_release(struct file *file)
btv->radio_user--;
- bttv_call_i2c_clients(btv, RDS_CMD_CLOSE, &cmd);
+ bttv_call_all(btv, core, ioctl, RDS_CMD_CLOSE, &cmd);
return 0;
}
@@ -3503,16 +3476,15 @@ static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
- if (UNSET == bttv_tvcards[btv->c.type].tuner)
+ if (btv->tuner_type == TUNER_ABSENT)
return -EINVAL;
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);
+ bttv_call_all(btv, tuner, g_tuner, t);
if (btv->audio_mode_gpio)
btv->audio_mode_gpio(btv, t, 0);
@@ -3554,7 +3526,7 @@ static int radio_s_tuner(struct file *file, void *priv,
if (0 != t->index)
return -EINVAL;
- bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
+ bttv_call_all(btv, tuner, g_tuner, t);
return 0;
}
@@ -3615,7 +3587,7 @@ static ssize_t radio_read(struct file *file, char __user *data,
cmd.instance = file;
cmd.result = -ENODEV;
- bttv_call_i2c_clients(btv, RDS_CMD_READ, &cmd);
+ bttv_call_all(btv, core, ioctl, RDS_CMD_READ, &cmd);
return cmd.result;
}
@@ -3628,7 +3600,7 @@ static unsigned int radio_poll(struct file *file, poll_table *wait)
cmd.instance = file;
cmd.event_list = wait;
cmd.result = -ENODEV;
- bttv_call_i2c_clients(btv, RDS_CMD_POLL, &cmd);
+ bttv_call_all(btv, core, ioctl, RDS_CMD_POLL, &cmd);
return cmd.result;
}
@@ -3712,14 +3684,14 @@ static void bttv_risc_disasm(struct bttv *btv,
unsigned int i,j,n;
printk("%s: risc disasm: %p [dma=0x%08lx]\n",
- btv->c.name, risc->cpu, (unsigned long)risc->dma);
+ btv->c.v4l2_dev.name, risc->cpu, (unsigned long)risc->dma);
for (i = 0; i < (risc->size >> 2); i += n) {
- printk("%s: 0x%lx: ", btv->c.name,
+ printk("%s: 0x%lx: ", btv->c.v4l2_dev.name,
(unsigned long)(risc->dma + (i<<2)));
n = bttv_risc_decode(le32_to_cpu(risc->cpu[i]));
for (j = 1; j < n; j++)
printk("%s: 0x%lx: 0x%08x [ arg #%d ]\n",
- btv->c.name, (unsigned long)(risc->dma + ((i+j)<<2)),
+ btv->c.v4l2_dev.name, (unsigned long)(risc->dma + ((i+j)<<2)),
risc->cpu[i+j], j);
if (0 == risc->cpu[i])
break;
@@ -4195,9 +4167,10 @@ static struct video_device *vdev_init(struct bttv *btv,
return NULL;
*vfd = *template;
vfd->minor = -1;
- vfd->parent = &btv->c.pci->dev;
+ vfd->v4l2_dev = &btv->c.v4l2_dev;
vfd->release = video_device_release;
vfd->debug = bttv_debug;
+ video_set_drvdata(vfd, btv);
snprintf(vfd->name, sizeof(vfd->name), "BT%d%s %s (%s)",
btv->id, (btv->id==848 && btv->revision==0x12) ? "A" : "",
type_name, bttv_tvcards[btv->c.type].name);
@@ -4307,10 +4280,14 @@ static int __devinit bttv_probe(struct pci_dev *dev,
if (bttv_num == BTTV_MAX)
return -ENOMEM;
printk(KERN_INFO "bttv: Bt8xx card found (%d).\n", bttv_num);
- btv=&bttvs[bttv_num];
- memset(btv,0,sizeof(*btv));
+ bttvs[bttv_num] = btv = kzalloc(sizeof(*btv), GFP_KERNEL);
+ if (btv == NULL) {
+ printk(KERN_ERR "bttv: out of memory.\n");
+ return -ENOMEM;
+ }
btv->c.nr = bttv_num;
- sprintf(btv->c.name,"bttv%d",btv->c.nr);
+ snprintf(btv->c.v4l2_dev.name, sizeof(btv->c.v4l2_dev.name),
+ "bttv%d", btv->c.nr);
/* initialize structs / fill in defaults */
mutex_init(&btv->lock);
@@ -4340,14 +4317,14 @@ static int __devinit bttv_probe(struct pci_dev *dev,
btv->c.nr);
return -EIO;
}
- if (pci_set_dma_mask(dev, DMA_32BIT_MASK)) {
+ if (pci_set_dma_mask(dev, DMA_BIT_MASK(32))) {
printk(KERN_WARNING "bttv%d: No suitable DMA available.\n",
btv->c.nr);
return -EIO;
}
if (!request_mem_region(pci_resource_start(dev,0),
pci_resource_len(dev,0),
- btv->c.name)) {
+ btv->c.v4l2_dev.name)) {
printk(KERN_WARNING "bttv%d: can't request iomem (0x%llx).\n",
btv->c.nr,
(unsigned long long)pci_resource_start(dev,0));
@@ -4355,7 +4332,12 @@ static int __devinit bttv_probe(struct pci_dev *dev,
}
pci_set_master(dev);
pci_set_command(dev);
- pci_set_drvdata(dev,btv);
+
+ result = v4l2_device_register(&dev->dev, &btv->c.v4l2_dev);
+ if (result < 0) {
+ printk(KERN_WARNING "bttv%d: v4l2_device_register() failed\n", btv->c.nr);
+ goto fail0;
+ }
pci_read_config_byte(dev, PCI_CLASS_REVISION, &btv->revision);
pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat);
@@ -4379,7 +4361,7 @@ static int __devinit bttv_probe(struct pci_dev *dev,
/* disable irqs, register irq handler */
btwrite(0, BT848_INT_MASK);
result = request_irq(btv->c.pci->irq, bttv_irq,
- IRQF_SHARED | IRQF_DISABLED,btv->c.name,(void *)btv);
+ IRQF_SHARED | IRQF_DISABLED, btv->c.v4l2_dev.name, (void *)btv);
if (result < 0) {
printk(KERN_ERR "bttv%d: can't get IRQ %d\n",
bttv_num,btv->c.pci->irq);
@@ -4463,21 +4445,24 @@ static int __devinit bttv_probe(struct pci_dev *dev,
bttv_num++;
return 0;
- fail2:
+fail2:
free_irq(btv->c.pci->irq,btv);
- fail1:
+fail1:
+ v4l2_device_unregister(&btv->c.v4l2_dev);
+
+fail0:
if (btv->bt848_mmio)
iounmap(btv->bt848_mmio);
release_mem_region(pci_resource_start(btv->c.pci,0),
pci_resource_len(btv->c.pci,0));
- pci_set_drvdata(dev,NULL);
return result;
}
static void __devexit bttv_remove(struct pci_dev *pci_dev)
{
- struct bttv *btv = pci_get_drvdata(pci_dev);
+ struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
+ struct bttv *btv = to_bttv(v4l2_dev);
if (bttv_verbose)
printk("bttv%d: unloading\n",btv->c.nr);
@@ -4511,14 +4496,18 @@ static void __devexit bttv_remove(struct pci_dev *pci_dev)
release_mem_region(pci_resource_start(btv->c.pci,0),
pci_resource_len(btv->c.pci,0));
- pci_set_drvdata(pci_dev, NULL);
+ v4l2_device_unregister(&btv->c.v4l2_dev);
+ bttvs[btv->c.nr] = NULL;
+ kfree(btv);
+
return;
}
#ifdef CONFIG_PM
static int bttv_suspend(struct pci_dev *pci_dev, pm_message_t state)
{
- struct bttv *btv = pci_get_drvdata(pci_dev);
+ struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
+ struct bttv *btv = to_bttv(v4l2_dev);
struct bttv_buffer_set idle;
unsigned long flags;
@@ -4553,7 +4542,8 @@ static int bttv_suspend(struct pci_dev *pci_dev, pm_message_t state)
static int bttv_resume(struct pci_dev *pci_dev)
{
- struct bttv *btv = pci_get_drvdata(pci_dev);
+ struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
+ struct bttv *btv = to_bttv(v4l2_dev);
unsigned long flags;
int err;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.