/* ----------------------------------------------------------------------- */
/* bttv format list
packed pixel formats must come first */
-static const struct bttv_format bttv_formats[] = {
+static const struct bttv_format formats[] = {
{
.name = "8 bpp, gray",
.fourcc = V4L2_PIX_FMT_GREY,
.flags = FORMAT_FLAGS_RAW,
}
};
-static const unsigned int BTTV_FORMATS = ARRAY_SIZE(bttv_formats);
+static const unsigned int FORMATS = ARRAY_SIZE(formats);
/* ----------------------------------------------------------------------- */
};
static const int BTTV_CTLS = ARRAY_SIZE(bttv_ctls);
+static const struct v4l2_queryctrl *ctrl_by_id(int id)
+{
+ int i;
+
+ for (i = 0; i < BTTV_CTLS; i++)
+ if (bttv_ctls[i].id == id)
+ return bttv_ctls+i;
+ return NULL;
+}
+
/* ----------------------------------------------------------------------- */
/* resource management */
set_input(btv, btv->input, btv->tvnorm);
}
-static int get_control(struct bttv *btv, struct v4l2_control *c)
-{
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- c->value = btv->bright;
- break;
- case V4L2_CID_HUE:
- c->value = btv->hue;
- break;
- case V4L2_CID_CONTRAST:
- c->value = btv->contrast;
- break;
- case V4L2_CID_SATURATION:
- c->value = btv->saturation;
- break;
-
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- bttv_call_i2c_clients(btv,VIDIOC_G_CTRL,c);
- break;
-
- case V4L2_CID_PRIVATE_CHROMA_AGC:
- c->value = btv->opt_chroma_agc;
- break;
- case V4L2_CID_PRIVATE_COMBFILTER:
- c->value = btv->opt_combfilter;
- break;
- case V4L2_CID_PRIVATE_LUMAFILTER:
- c->value = btv->opt_lumafilter;
- break;
- case V4L2_CID_PRIVATE_AUTOMUTE:
- c->value = btv->opt_automute;
- break;
- case V4L2_CID_PRIVATE_AGC_CRUSH:
- c->value = btv->opt_adc_crush;
- break;
- case V4L2_CID_PRIVATE_VCR_HACK:
- c->value = btv->opt_vcr_hack;
- break;
- case V4L2_CID_PRIVATE_WHITECRUSH_UPPER:
- c->value = btv->opt_whitecrush_upper;
- break;
- case V4L2_CID_PRIVATE_WHITECRUSH_LOWER:
- c->value = btv->opt_whitecrush_lower;
- break;
- case V4L2_CID_PRIVATE_UV_RATIO:
- c->value = btv->opt_uv_ratio;
- break;
- case V4L2_CID_PRIVATE_FULL_LUMA_RANGE:
- c->value = btv->opt_full_luma_range;
- break;
- case V4L2_CID_PRIVATE_CORING:
- c->value = btv->opt_coring;
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-static int set_control(struct bttv *btv, struct v4l2_control *c)
-{
- int val;
-
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- bt848_bright(btv,c->value);
- break;
- case V4L2_CID_HUE:
- bt848_hue(btv,c->value);
- break;
- case V4L2_CID_CONTRAST:
- bt848_contrast(btv,c->value);
- break;
- case V4L2_CID_SATURATION:
- bt848_sat(btv,c->value);
- break;
- case V4L2_CID_AUDIO_MUTE:
- audio_mute(btv, c->value);
- /* fall through */
- case V4L2_CID_AUDIO_VOLUME:
- if (btv->volume_gpio) {
- btv->volume_gpio (btv, c->value);
- }
- bttv_call_i2c_clients(btv,VIDIOC_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);
- break;
-
- case V4L2_CID_PRIVATE_CHROMA_AGC:
- btv->opt_chroma_agc = c->value;
- val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0;
- btwrite(val, BT848_E_SCLOOP);
- btwrite(val, BT848_O_SCLOOP);
- break;
- case V4L2_CID_PRIVATE_COMBFILTER:
- btv->opt_combfilter = c->value;
- break;
- case V4L2_CID_PRIVATE_LUMAFILTER:
- btv->opt_lumafilter = c->value;
- if (btv->opt_lumafilter) {
- btand(~BT848_CONTROL_LDEC, BT848_E_CONTROL);
- btand(~BT848_CONTROL_LDEC, BT848_O_CONTROL);
- } else {
- btor(BT848_CONTROL_LDEC, BT848_E_CONTROL);
- btor(BT848_CONTROL_LDEC, BT848_O_CONTROL);
- }
- break;
- case V4L2_CID_PRIVATE_AUTOMUTE:
- btv->opt_automute = c->value;
- break;
- case V4L2_CID_PRIVATE_AGC_CRUSH:
- btv->opt_adc_crush = c->value;
- btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0),
- BT848_ADC);
- break;
- case V4L2_CID_PRIVATE_VCR_HACK:
- btv->opt_vcr_hack = c->value;
- break;
- case V4L2_CID_PRIVATE_WHITECRUSH_UPPER:
- btv->opt_whitecrush_upper = c->value;
- btwrite(c->value, BT848_WC_UP);
- break;
- case V4L2_CID_PRIVATE_WHITECRUSH_LOWER:
- btv->opt_whitecrush_lower = c->value;
- btwrite(c->value, BT848_WC_DOWN);
- break;
- case V4L2_CID_PRIVATE_UV_RATIO:
- btv->opt_uv_ratio = c->value;
- bt848_sat(btv, btv->saturation);
- break;
- case V4L2_CID_PRIVATE_FULL_LUMA_RANGE:
- btv->opt_full_luma_range = c->value;
- btaor((c->value<<7), ~BT848_OFORM_RANGE, BT848_OFORM);
- break;
- case V4L2_CID_PRIVATE_CORING:
- btv->opt_coring = c->value;
- btaor((c->value<<5), ~BT848_OFORM_CORE32, BT848_OFORM);
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
/* ----------------------------------------------------------------------- */
void bttv_gpio_tracking(struct bttv *btv, char *comment)
{
unsigned int i;
- for (i = 0; i < BTTV_FORMATS; i++) {
- if (-1 == bttv_formats[i].fourcc)
+ for (i = 0; i < FORMATS; i++) {
+ if (-1 == formats[i].fourcc)
continue;
- if (bttv_formats[i].fourcc == fourcc)
- return bttv_formats+i;
+ if (formats[i].fourcc == fourcc)
+ return formats+i;
}
return NULL;
}
.buf_release = buffer_release,
};
-static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id)
{
- switch (cmd) {
- case VIDIOC_ENUMSTD:
- {
- struct v4l2_standard *e = arg;
- unsigned int index = e->index;
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ unsigned int i;
+ int err;
- if (index >= BTTV_TVNORMS)
- return -EINVAL;
- v4l2_video_std_construct(e, bttv_tvnorms[e->index].v4l2_id,
- bttv_tvnorms[e->index].name);
- e->index = index;
- return 0;
- }
- case VIDIOC_G_STD:
- {
- v4l2_std_id *id = arg;
- *id = bttv_tvnorms[btv->tvnorm].v4l2_id;
- return 0;
- }
- case VIDIOC_S_STD:
- {
- v4l2_std_id *id = arg;
- unsigned int i;
+ err = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != err)
+ return err;
- for (i = 0; i < BTTV_TVNORMS; i++)
- if (*id & bttv_tvnorms[i].v4l2_id)
- break;
- if (i == BTTV_TVNORMS)
- return -EINVAL;
+ for (i = 0; i < BTTV_TVNORMS; i++)
+ if (*id & bttv_tvnorms[i].v4l2_id)
+ break;
+ if (i == BTTV_TVNORMS)
+ return -EINVAL;
- mutex_lock(&btv->lock);
- set_tvnorm(btv,i);
- mutex_unlock(&btv->lock);
- return 0;
- }
- case VIDIOC_QUERYSTD:
- {
- v4l2_std_id *id = arg;
+ mutex_lock(&btv->lock);
+ set_tvnorm(btv, i);
+ mutex_unlock(&btv->lock);
- if (btread(BT848_DSTATUS) & BT848_DSTATUS_NUML)
- *id = V4L2_STD_625_50;
- else
- *id = V4L2_STD_525_60;
- return 0;
- }
+ return 0;
+}
- case VIDIOC_ENUMINPUT:
- {
- struct v4l2_input *i = arg;
- unsigned int n;
+static int vidioc_querystd(struct file *file, void *f, v4l2_std_id *id)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
- n = i->index;
- if (n >= 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) {
- sprintf(i->name, "Television");
- i->type = V4L2_INPUT_TYPE_TUNER;
- i->tuner = 0;
- } else if (i->index == btv->svhs) {
- sprintf(i->name, "S-Video");
- } else {
- sprintf(i->name,"Composite%d",i->index);
- }
- if (i->index == btv->input) {
- __u32 dstatus = btread(BT848_DSTATUS);
- if (0 == (dstatus & BT848_DSTATUS_PRES))
- i->status |= V4L2_IN_ST_NO_SIGNAL;
- if (0 == (dstatus & BT848_DSTATUS_HLOC))
- i->status |= V4L2_IN_ST_NO_H_LOCK;
- }
- for (n = 0; n < BTTV_TVNORMS; n++)
- i->std |= bttv_tvnorms[n].v4l2_id;
- return 0;
- }
- case VIDIOC_G_INPUT:
- {
- int *i = arg;
- *i = btv->input;
- return 0;
- }
- case VIDIOC_S_INPUT:
- {
- unsigned int *i = arg;
+ if (btread(BT848_DSTATUS) & BT848_DSTATUS_NUML)
+ *id = V4L2_STD_625_50;
+ else
+ *id = V4L2_STD_525_60;
+ return 0;
+}
- if (*i > bttv_tvcards[btv->c.type].video_inputs)
- return -EINVAL;
- mutex_lock(&btv->lock);
- set_input(btv, *i, btv->tvnorm);
- mutex_unlock(&btv->lock);
- return 0;
- }
+static int vidioc_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ unsigned int n;
- case VIDIOC_S_TUNER:
- {
- struct v4l2_tuner *t = arg;
+ n = i->index;
- if (UNSET == bttv_tvcards[btv->c.type].tuner)
- return -EINVAL;
- if (0 != t->index)
- return -EINVAL;
- mutex_lock(&btv->lock);
- bttv_call_i2c_clients(btv, VIDIOC_S_TUNER, t);
+ if (n >= bttv_tvcards[btv->c.type].video_inputs)
+ return -EINVAL;
- if (btv->audio_mode_gpio) {
- btv->audio_mode_gpio (btv,t,1);
- }
- mutex_unlock(&btv->lock);
- return 0;
- }
+ memset(i, 0, sizeof(*i));
- case VIDIOC_G_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
+ i->index = n;
+ i->type = V4L2_INPUT_TYPE_CAMERA;
+ i->audioset = 1;
- memset(f,0,sizeof(*f));
- f->type = V4L2_TUNER_ANALOG_TV;
- f->frequency = btv->freq;
- return 0;
+ if (i->index == bttv_tvcards[btv->c.type].tuner) {
+ sprintf(i->name, "Television");
+ i->type = V4L2_INPUT_TYPE_TUNER;
+ i->tuner = 0;
+ } else if (i->index == btv->svhs) {
+ sprintf(i->name, "S-Video");
+ } else {
+ sprintf(i->name, "Composite%d", i->index);
}
- case VIDIOC_S_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
- if (unlikely(f->tuner != 0))
- return -EINVAL;
- if (unlikely (f->type != V4L2_TUNER_ANALOG_TV))
- return -EINVAL;
- mutex_lock(&btv->lock);
- btv->freq = f->frequency;
- bttv_call_i2c_clients(btv,VIDIOC_S_FREQUENCY,f);
- if (btv->has_matchbox && btv->radio_user)
- tea5757_set_freq(btv,btv->freq);
- mutex_unlock(&btv->lock);
- return 0;
- }
- case VIDIOC_LOG_STATUS:
- {
- 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);
- 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:
- {
- struct v4l2_register *reg = arg;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
- return -EINVAL;
- /* bt848 has a 12-bit register space */
- reg->reg &= 0xfff;
- if (cmd == VIDIOC_DBG_G_REGISTER)
- reg->val = btread(reg->reg);
- else
- btwrite(reg->val, reg->reg);
- return 0;
+ if (i->index == btv->input) {
+ __u32 dstatus = btread(BT848_DSTATUS);
+ if (0 == (dstatus & BT848_DSTATUS_PRES))
+ i->status |= V4L2_IN_ST_NO_SIGNAL;
+ if (0 == (dstatus & BT848_DSTATUS_HLOC))
+ i->status |= V4L2_IN_ST_NO_H_LOCK;
}
-#endif
- default:
- return -ENOIOCTLCMD;
+ for (n = 0; n < BTTV_TVNORMS; n++)
+ i->std |= bttv_tvnorms[n].v4l2_id;
- }
return 0;
}
-/* Given cropping boundaries b and the scaled width and height of a
- single field or frame, which must not exceed hardware limits, this
- function adjusts the cropping parameters c. */
-static void
-bttv_crop_adjust (struct bttv_crop * c,
- const struct v4l2_rect * b,
- __s32 width,
- __s32 height,
- enum v4l2_field field)
+static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
{
- __s32 frame_height = height << !V4L2_FIELD_HAS_BOTH(field);
- __s32 max_left;
- __s32 max_top;
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
- if (width < c->min_scaled_width) {
- /* Max. hor. scale factor 16:1. */
- c->rect.width = width * 16;
- } else if (width > c->max_scaled_width) {
- /* Min. hor. scale factor 1:1. */
- c->rect.width = width;
+ *i = btv->input;
+ return 0;
+}
- max_left = b->left + b->width - width;
- max_left = min(max_left, (__s32) MAX_HDELAY);
- if (c->rect.left > max_left)
- c->rect.left = max_left;
- }
+static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
- if (height < c->min_scaled_height) {
- /* Max. vert. scale factor 16:1, single fields 8:1. */
- c->rect.height = height * 16;
- } else if (frame_height > c->max_scaled_height) {
+ int err;
+
+ err = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != err)
+ return err;
+
+ if (i > bttv_tvcards[btv->c.type].video_inputs)
+ return -EINVAL;
+
+ mutex_lock(&btv->lock);
+ set_input(btv, i, btv->tvnorm);
+ mutex_unlock(&btv->lock);
+ return 0;
+}
+
+static int vidioc_s_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ int err;
+
+ err = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != err)
+ return err;
+
+ if (UNSET == bttv_tvcards[btv->c.type].tuner)
+ return -EINVAL;
+
+ if (0 != t->index)
+ return -EINVAL;
+
+ mutex_lock(&btv->lock);
+ bttv_call_i2c_clients(btv, VIDIOC_S_TUNER, t);
+
+ if (btv->audio_mode_gpio)
+ btv->audio_mode_gpio(btv, t, 1);
+
+ mutex_unlock(&btv->lock);
+
+ return 0;
+}
+
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ int err;
+
+ err = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != err)
+ return err;
+
+ f->type = V4L2_TUNER_ANALOG_TV;
+ f->frequency = btv->freq;
+
+ return 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ int err;
+
+ err = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != err)
+ return err;
+
+ if (unlikely(f->tuner != 0))
+ return -EINVAL;
+ if (unlikely(f->type != V4L2_TUNER_ANALOG_TV))
+ return -EINVAL;
+ mutex_lock(&btv->lock);
+ btv->freq = f->frequency;
+ bttv_call_i2c_clients(btv, VIDIOC_S_FREQUENCY, f);
+ if (btv->has_matchbox && btv->radio_user)
+ tea5757_set_freq(btv, btv->freq);
+ mutex_unlock(&btv->lock);
+ return 0;
+}
+
+static int vidioc_log_status(struct file *file, void *f)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ 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);
+ printk(KERN_INFO "bttv%d: ======== END STATUS CARD #%d ========\n",
+ btv->c.nr, btv->c.nr);
+ return 0;
+}
+
+static int vidioc_g_ctrl(struct file *file, void *priv,
+ struct v4l2_control *c)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+
+ switch (c->id) {
+ case V4L2_CID_BRIGHTNESS:
+ c->value = btv->bright;
+ break;
+ case V4L2_CID_HUE:
+ c->value = btv->hue;
+ break;
+ case V4L2_CID_CONTRAST:
+ c->value = btv->contrast;
+ break;
+ case V4L2_CID_SATURATION:
+ c->value = btv->saturation;
+ break;
+
+ case V4L2_CID_AUDIO_MUTE:
+ case V4L2_CID_AUDIO_VOLUME:
+ case V4L2_CID_AUDIO_BALANCE:
+ case V4L2_CID_AUDIO_BASS:
+ case V4L2_CID_AUDIO_TREBLE:
+ bttv_call_i2c_clients(btv, VIDIOC_G_CTRL, c);
+ break;
+
+ case V4L2_CID_PRIVATE_CHROMA_AGC:
+ c->value = btv->opt_chroma_agc;
+ break;
+ case V4L2_CID_PRIVATE_COMBFILTER:
+ c->value = btv->opt_combfilter;
+ break;
+ case V4L2_CID_PRIVATE_LUMAFILTER:
+ c->value = btv->opt_lumafilter;
+ break;
+ case V4L2_CID_PRIVATE_AUTOMUTE:
+ c->value = btv->opt_automute;
+ break;
+ case V4L2_CID_PRIVATE_AGC_CRUSH:
+ c->value = btv->opt_adc_crush;
+ break;
+ case V4L2_CID_PRIVATE_VCR_HACK:
+ c->value = btv->opt_vcr_hack;
+ break;
+ case V4L2_CID_PRIVATE_WHITECRUSH_UPPER:
+ c->value = btv->opt_whitecrush_upper;
+ break;
+ case V4L2_CID_PRIVATE_WHITECRUSH_LOWER:
+ c->value = btv->opt_whitecrush_lower;
+ break;
+ case V4L2_CID_PRIVATE_UV_RATIO:
+ c->value = btv->opt_uv_ratio;
+ break;
+ case V4L2_CID_PRIVATE_FULL_LUMA_RANGE:
+ c->value = btv->opt_full_luma_range;
+ break;
+ case V4L2_CID_PRIVATE_CORING:
+ c->value = btv->opt_coring;
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *f,
+ struct v4l2_control *c)
+{
+ int err;
+ int val;
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ err = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != err)
+ return err;
+
+ switch (c->id) {
+ case V4L2_CID_BRIGHTNESS:
+ bt848_bright(btv, c->value);
+ break;
+ case V4L2_CID_HUE:
+ bt848_hue(btv, c->value);
+ break;
+ case V4L2_CID_CONTRAST:
+ bt848_contrast(btv, c->value);
+ break;
+ case V4L2_CID_SATURATION:
+ bt848_sat(btv, c->value);
+ break;
+ case V4L2_CID_AUDIO_MUTE:
+ audio_mute(btv, c->value);
+ /* fall through */
+ case V4L2_CID_AUDIO_VOLUME:
+ if (btv->volume_gpio)
+ btv->volume_gpio(btv, c->value);
+
+ bttv_call_i2c_clients(btv, VIDIOC_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);
+ break;
+
+ case V4L2_CID_PRIVATE_CHROMA_AGC:
+ btv->opt_chroma_agc = c->value;
+ val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0;
+ btwrite(val, BT848_E_SCLOOP);
+ btwrite(val, BT848_O_SCLOOP);
+ break;
+ case V4L2_CID_PRIVATE_COMBFILTER:
+ btv->opt_combfilter = c->value;
+ break;
+ case V4L2_CID_PRIVATE_LUMAFILTER:
+ btv->opt_lumafilter = c->value;
+ if (btv->opt_lumafilter) {
+ btand(~BT848_CONTROL_LDEC, BT848_E_CONTROL);
+ btand(~BT848_CONTROL_LDEC, BT848_O_CONTROL);
+ } else {
+ btor(BT848_CONTROL_LDEC, BT848_E_CONTROL);
+ btor(BT848_CONTROL_LDEC, BT848_O_CONTROL);
+ }
+ break;
+ case V4L2_CID_PRIVATE_AUTOMUTE:
+ btv->opt_automute = c->value;
+ break;
+ case V4L2_CID_PRIVATE_AGC_CRUSH:
+ btv->opt_adc_crush = c->value;
+ btwrite(BT848_ADC_RESERVED |
+ (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0),
+ BT848_ADC);
+ break;
+ case V4L2_CID_PRIVATE_VCR_HACK:
+ btv->opt_vcr_hack = c->value;
+ break;
+ case V4L2_CID_PRIVATE_WHITECRUSH_UPPER:
+ btv->opt_whitecrush_upper = c->value;
+ btwrite(c->value, BT848_WC_UP);
+ break;
+ case V4L2_CID_PRIVATE_WHITECRUSH_LOWER:
+ btv->opt_whitecrush_lower = c->value;
+ btwrite(c->value, BT848_WC_DOWN);
+ break;
+ case V4L2_CID_PRIVATE_UV_RATIO:
+ btv->opt_uv_ratio = c->value;
+ bt848_sat(btv, btv->saturation);
+ break;
+ case V4L2_CID_PRIVATE_FULL_LUMA_RANGE:
+ btv->opt_full_luma_range = c->value;
+ btaor((c->value<<7), ~BT848_OFORM_RANGE, BT848_OFORM);
+ break;
+ case V4L2_CID_PRIVATE_CORING:
+ btv->opt_coring = c->value;
+ btaor((c->value<<5), ~BT848_OFORM_CORE32, BT848_OFORM);
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int vidioc_g_register(struct file *file, void *f,
+ struct v4l2_register *reg)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+ return -EINVAL;
+
+ /* bt848 has a 12-bit register space */
+ reg->reg &= 0xfff;
+ reg->val = btread(reg->reg);
+
+ return 0;
+}
+
+static int vidioc_s_register(struct file *file, void *f,
+ struct v4l2_register *reg)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
+ return -EINVAL;
+
+ /* bt848 has a 12-bit register space */
+ reg->reg &= 0xfff;
+ btwrite(reg->val, reg->reg);
+
+ return 0;
+}
+#endif
+
+/* Given cropping boundaries b and the scaled width and height of a
+ single field or frame, which must not exceed hardware limits, this
+ function adjusts the cropping parameters c. */
+static void
+bttv_crop_adjust (struct bttv_crop * c,
+ const struct v4l2_rect * b,
+ __s32 width,
+ __s32 height,
+ enum v4l2_field field)
+{
+ __s32 frame_height = height << !V4L2_FIELD_HAS_BOTH(field);
+ __s32 max_left;
+ __s32 max_top;
+
+ if (width < c->min_scaled_width) {
+ /* Max. hor. scale factor 16:1. */
+ c->rect.width = width * 16;
+ } else if (width > c->max_scaled_width) {
+ /* Min. hor. scale factor 1:1. */
+ c->rect.width = width;
+
+ max_left = b->left + b->width - width;
+ max_left = min(max_left, (__s32) MAX_HDELAY);
+ if (c->rect.left > max_left)
+ c->rect.left = max_left;
+ }
+
+ if (height < c->min_scaled_height) {
+ /* Max. vert. scale factor 16:1, single fields 8:1. */
+ c->rect.height = height * 16;
+ } else if (frame_height > c->max_scaled_height) {
/* Min. vert. scale factor 1:1.
Top and height count field lines times two. */
c->rect.height = (frame_height + 1) & ~1;
}
}
-static int bttv_g_fmt(struct bttv_fh *fh, struct v4l2_format *f)
+static int vidioc_g_fmt_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
{
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- memset(&f->fmt.pix,0,sizeof(struct v4l2_pix_format));
- pix_format_set_size (&f->fmt.pix, fh->fmt,
- fh->width, fh->height);
- f->fmt.pix.field = fh->cap.field;
- f->fmt.pix.pixelformat = fh->fmt->fourcc;
- return 0;
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- memset(&f->fmt.win,0,sizeof(struct v4l2_window));
- f->fmt.win.w = fh->ov.w;
- f->fmt.win.field = fh->ov.field;
- return 0;
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- bttv_vbi_get_fmt(fh, &f->fmt.vbi);
- return 0;
- default:
- return -EINVAL;
- }
+ struct bttv_fh *fh = priv;
+
+ pix_format_set_size(&f->fmt.pix, fh->fmt,
+ fh->width, fh->height);
+ f->fmt.pix.field = fh->cap.field;
+ f->fmt.pix.pixelformat = fh->fmt->fourcc;
+
+ return 0;
}
-static int bttv_try_fmt(struct bttv_fh *fh, struct bttv *btv,
- struct v4l2_format *f, int adjust_crop)
+static int vidioc_g_fmt_overlay(struct file *file, void *priv,
+ struct v4l2_format *f)
{
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- {
- const struct bttv_format *fmt;
- enum v4l2_field field;
- __s32 width, height;
- int rc;
+ struct bttv_fh *fh = priv;
- fmt = format_by_fourcc(f->fmt.pix.pixelformat);
- if (NULL == fmt)
- return -EINVAL;
+ f->fmt.win.w = fh->ov.w;
+ f->fmt.win.field = fh->ov.field;
- field = f->fmt.pix.field;
- if (V4L2_FIELD_ANY == field) {
- __s32 height2;
+ return 0;
+}
- height2 = btv->crop[!!fh->do_crop].rect.height >> 1;
- field = (f->fmt.pix.height > height2)
- ? V4L2_FIELD_INTERLACED
- : V4L2_FIELD_BOTTOM;
- }
- if (V4L2_FIELD_SEQ_BT == field)
- field = V4L2_FIELD_SEQ_TB;
- switch (field) {
- case V4L2_FIELD_TOP:
- case V4L2_FIELD_BOTTOM:
- case V4L2_FIELD_ALTERNATE:
- case V4L2_FIELD_INTERLACED:
- break;
- case V4L2_FIELD_SEQ_TB:
- if (fmt->flags & FORMAT_FLAGS_PLANAR)
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
+static int vidioc_try_fmt_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ const struct bttv_format *fmt;
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ enum v4l2_field field;
+ __s32 width, height;
- width = f->fmt.pix.width;
- height = f->fmt.pix.height;
+ fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ if (NULL == fmt)
+ return -EINVAL;
- rc = limit_scaled_size(fh, &width, &height, field,
- /* width_mask: 4 pixels */ ~3,
- /* width_bias: nearest */ 2,
- /* adjust_size */ 1,
- adjust_crop);
- if (0 != rc)
- return rc;
+ field = f->fmt.pix.field;
- /* update data for the application */
- f->fmt.pix.field = field;
- pix_format_set_size(&f->fmt.pix, fmt, width, height);
+ if (V4L2_FIELD_ANY == field) {
+ __s32 height2;
- return 0;
+ height2 = btv->crop[!!fh->do_crop].rect.height >> 1;
+ field = (f->fmt.pix.height > height2)
+ ? V4L2_FIELD_INTERLACED
+ : V4L2_FIELD_BOTTOM;
}
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- return verify_window(fh, &f->fmt.win,
- /* adjust_size */ 1,
- /* adjust_crop */ 0);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- return bttv_vbi_try_fmt(fh, &f->fmt.vbi);
+
+ if (V4L2_FIELD_SEQ_BT == field)
+ field = V4L2_FIELD_SEQ_TB;
+
+ switch (field) {
+ case V4L2_FIELD_TOP:
+ case V4L2_FIELD_BOTTOM:
+ case V4L2_FIELD_ALTERNATE:
+ case V4L2_FIELD_INTERLACED:
+ break;
+ case V4L2_FIELD_SEQ_TB:
+ if (fmt->flags & FORMAT_FLAGS_PLANAR)
+ return -EINVAL;
+ break;
default:
return -EINVAL;
}
+
+ width = f->fmt.pix.width;
+ height = f->fmt.pix.height;
+
+ /* update data for the application */
+ f->fmt.pix.field = field;
+ pix_format_set_size(&f->fmt.pix, fmt, width, height);
+
+ return 0;
}
-static int bttv_s_fmt(struct bttv_fh *fh, struct bttv *btv,
- struct v4l2_format *f)
+static int vidioc_try_fmt_overlay(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct bttv_fh *fh = priv;
+
+ return verify_window(fh, &f->fmt.win,
+ /* adjust_size */ 1,
+ /* adjust_crop */ 0);
+}
+
+static int vidioc_s_fmt_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
{
int retval;
+ const struct bttv_format *fmt;
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- {
- const struct bttv_format *fmt;
+ retval = bttv_switch_type(fh, f->type);
+ if (0 != retval)
+ return retval;
- retval = bttv_switch_type(fh,f->type);
- if (0 != retval)
- return retval;
- retval = bttv_try_fmt(fh,btv,f, /* adjust_crop */ 1);
- if (0 != retval)
- return retval;
- fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ retval = vidioc_try_fmt_cap(file, priv, f);
+ if (0 != retval)
+ return retval;
- /* update our state informations */
- mutex_lock(&fh->cap.lock);
- fh->fmt = fmt;
- fh->cap.field = f->fmt.pix.field;
- fh->cap.last = V4L2_FIELD_NONE;
- fh->width = f->fmt.pix.width;
- fh->height = f->fmt.pix.height;
- btv->init.fmt = fmt;
- btv->init.width = f->fmt.pix.width;
- btv->init.height = f->fmt.pix.height;
- mutex_unlock(&fh->cap.lock);
+ fmt = format_by_fourcc(f->fmt.pix.pixelformat);
- return 0;
- }
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- if (no_overlay > 0) {
- printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
- return -EINVAL;
- }
- return setup_window(fh, btv, &f->fmt.win, 1);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- retval = bttv_switch_type(fh,f->type);
- if (0 != retval)
- return retval;
- return bttv_vbi_set_fmt(fh, &f->fmt.vbi);
- default:
+ /* update our state informations */
+ mutex_lock(&fh->cap.lock);
+ fh->fmt = fmt;
+ fh->cap.field = f->fmt.pix.field;
+ fh->cap.last = V4L2_FIELD_NONE;
+ fh->width = f->fmt.pix.width;
+ fh->height = f->fmt.pix.height;
+ btv->init.fmt = fmt;
+ btv->init.width = f->fmt.pix.width;
+ btv->init.height = f->fmt.pix.height;
+ mutex_unlock(&fh->cap.lock);
+
+ return 0;
+}
+
+static int vidioc_s_fmt_overlay(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+
+ if (no_overlay > 0)
return -EINVAL;
+
+ return setup_window(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.lock);
+ retval = videobuf_mmap_setup(&fh->cap, gbuffers, gbufsize,
+ V4L2_MEMORY_MMAP);
+ if (retval < 0) {
+ mutex_unlock(&fh->cap.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.lock);
+ return 0;
}
+#endif
-static int bttv_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
+static int vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
{
- struct bttv_fh *fh = file->private_data;
- struct bttv *btv = fh->btv;
- int retval = 0;
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
- if (bttv_debug > 1)
- v4l_print_ioctl(btv->c.name, cmd);
+ if (0 == v4l2)
+ return -EINVAL;
- if (btv->errors)
- bttv_reinit_bt848(btv);
+ strlcpy(cap->driver, "bttv", sizeof(cap->driver));
+ strlcpy(cap->card, btv->video_dev->name, sizeof(cap->card));
+ snprintf(cap->bus_info, sizeof(cap->bus_info),
+ "PCI:%s", pci_name(btv->c.pci));
+ cap->version = BTTV_VERSION_CODE;
+ cap->capabilities =
+ V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_VBI_CAPTURE |
+ V4L2_CAP_READWRITE |
+ V4L2_CAP_STREAMING;
+ 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)
+ cap->capabilities |= V4L2_CAP_TUNER;
+ return 0;
+}
- switch (cmd) {
- case VIDIOC_S_CTRL:
- case VIDIOC_S_STD:
- case VIDIOC_S_INPUT:
- case VIDIOC_S_TUNER:
- case VIDIOC_S_FREQUENCY:
- retval = v4l2_prio_check(&btv->prio,&fh->prio);
- if (0 != retval)
- return retval;
- };
+static int vidioc_enum_fmt_cap(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (f->index >= FORMATS)
+ return -EINVAL;
- switch (cmd) {
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
- case VIDIOCGMBUF:
- {
- struct video_mbuf *mbuf = arg;
- unsigned int i;
+ strlcpy(f->description, formats[f->index].name, sizeof(f->description));
+ f->pixelformat = formats[f->index].fourcc;
- retval = videobuf_mmap_setup(&fh->cap,gbuffers,gbufsize,
- V4L2_MEMORY_MMAP);
- if (retval < 0)
- return retval;
+ return 0;
+}
- 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;
- return 0;
+static int vidioc_enum_fmt_overlay(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (no_overlay > 0) {
+ printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
+ return -EINVAL;
}
-#endif
- /* *** v4l2 *** ************************************************ */
- case VIDIOC_QUERYCAP:
- {
- struct v4l2_capability *cap = arg;
+ if (f->index >= FORMATS)
+ return -EINVAL;
- if (0 == v4l2)
- return -EINVAL;
- memset(cap, 0, sizeof (*cap));
- strlcpy(cap->driver, "bttv", sizeof (cap->driver));
- strlcpy(cap->card, btv->video_dev->name, sizeof (cap->card));
- snprintf(cap->bus_info, sizeof (cap->bus_info),
- "PCI:%s", pci_name(btv->c.pci));
- cap->version = BTTV_VERSION_CODE;
- cap->capabilities =
- V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_VBI_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING;
- 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)
- cap->capabilities |= V4L2_CAP_TUNER;
- return 0;
- }
- case VIDIOC_ENUM_FMT:
- {
- struct v4l2_fmtdesc *f = arg;
- enum v4l2_buf_type type;
- unsigned int i;
- int index;
-
- type = f->type;
- if (V4L2_BUF_TYPE_VBI_CAPTURE == type) {
- /* vbi */
- index = f->index;
- if (0 != index)
- return -EINVAL;
- memset(f,0,sizeof(*f));
- f->index = index;
- f->type = type;
- f->pixelformat = V4L2_PIX_FMT_GREY;
- strcpy(f->description,"vbi data");
- return 0;
- }
+ strlcpy(f->description, formats[f->index].name,
+ sizeof(f->description));
- /* video capture + overlay */
- index = -1;
- for (i = 0; i < BTTV_FORMATS; i++) {
- if (bttv_formats[i].fourcc != -1)
- index++;
- if ((unsigned int)index == f->index)
- break;
- }
- if (BTTV_FORMATS == i)
- return -EINVAL;
+ f->pixelformat = formats[f->index].fourcc;
- switch (f->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- break;
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- if (!(bttv_formats[i].flags & FORMAT_FLAGS_PACKED))
- return -EINVAL;
- break;
- default:
+ return 0;
+}
+
+static int vidioc_enum_fmt_vbi(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (0 != f->index)
+ return -EINVAL;
+
+ f->pixelformat = V4L2_PIX_FMT_GREY;
+ strcpy(f->description, "vbi data");
+
+ return 0;
+}
+
+static int vidioc_g_fbuf(struct file *file, void *f,
+ struct v4l2_framebuffer *fb)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ *fb = btv->fbuf;
+ fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
+ if (fh->ovfmt)
+ fb->fmt.pixelformat = fh->ovfmt->fourcc;
+ return 0;
+}
+
+static int vidioc_overlay(struct file *file, void *f, unsigned int on)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+ struct bttv_buffer *new;
+ int retval;
+
+ 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;
}
- memset(f,0,sizeof(*f));
- f->index = index;
- f->type = type;
- f->pixelformat = bttv_formats[i].fourcc;
- strlcpy(f->description,bttv_formats[i].name,sizeof(f->description));
- return 0;
}
- case VIDIOC_TRY_FMT:
- {
- struct v4l2_format *f = arg;
- return bttv_try_fmt(fh,btv,f, /* adjust_crop */ 0);
- }
- case VIDIOC_G_FMT:
- {
- struct v4l2_format *f = arg;
- return bttv_g_fmt(fh,f);
- }
- case VIDIOC_S_FMT:
- {
- struct v4l2_format *f = arg;
- return bttv_s_fmt(fh,btv,f);
+
+ 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;
}
- case VIDIOC_G_FBUF:
- {
- struct v4l2_framebuffer *fb = arg;
+ /* switch over */
+ retval = bttv_switch_overlay(btv, fh, new);
+ mutex_unlock(&fh->cap.lock);
+ return retval;
+}
+
+static int vidioc_s_fbuf(struct file *file, void *f,
+ struct v4l2_framebuffer *fb)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+ const struct bttv_format *fmt;
+ int retval;
+
+ if (!capable(CAP_SYS_ADMIN) &&
+ !capable(CAP_SYS_RAWIO))
+ return -EPERM;
- *fb = btv->fbuf;
- fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
- if (fh->ovfmt)
- fb->fmt.pixelformat = fh->ovfmt->fourcc;
- return 0;
+ /* check args */
+ fmt = format_by_fourcc(fb->fmt.pixelformat);
+ if (NULL == fmt)
+ return -EINVAL;
+ if (0 == (fmt->flags & FORMAT_FLAGS_PACKED))
+ return -EINVAL;
+
+ retval = -EINVAL;
+ if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) {
+ __s32 width = fb->fmt.width;
+ __s32 height = fb->fmt.height;
+
+ retval = limit_scaled_size(fh, &width, &height,
+ V4L2_FIELD_INTERLACED,
+ /* width_mask */ ~3,
+ /* width_bias */ 2,
+ /* adjust_size */ 0,
+ /* adjust_crop */ 0);
+ if (0 != retval)
+ return retval;
}
- 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;
- }
- }
+ /* ok, accept it */
+ mutex_lock(&fh->cap.lock);
+ btv->fbuf.base = fb->base;
+ btv->fbuf.fmt.width = fb->fmt.width;
+ btv->fbuf.fmt.height = fb->fmt.height;
+ if (0 != fb->fmt.bytesperline)
+ btv->fbuf.fmt.bytesperline = fb->fmt.bytesperline;
+ else
+ btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fmt->depth/8;
- if (!check_alloc_btres(btv,fh,RESOURCE_OVERLAY))
- return -EBUSY;
+ retval = 0;
+ fh->ovfmt = fmt;
+ btv->init.ovfmt = fmt;
+ if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) {
+ fh->ov.w.left = 0;
+ fh->ov.w.top = 0;
+ fh->ov.w.width = fb->fmt.width;
+ fh->ov.w.height = fb->fmt.height;
+ btv->init.ov.w.width = fb->fmt.width;
+ btv->init.ov.w.height = fb->fmt.height;
+ kfree(fh->ov.clips);
+ fh->ov.clips = NULL;
+ fh->ov.nclips = 0;
+
+ if (check_btres(fh, RESOURCE_OVERLAY)) {
+ struct bttv_buffer *new;
- 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;
+ retval = bttv_switch_overlay(btv, fh, new);
}
-
- /* 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;
- const struct bttv_format *fmt;
+ mutex_unlock(&fh->cap.lock);
+ return retval;
+}
- if(!capable(CAP_SYS_ADMIN) &&
- !capable(CAP_SYS_RAWIO))
- return -EPERM;
+static int vidioc_reqbufs(struct file *file, void *priv,
+ struct v4l2_requestbuffers *p)
+{
+ struct bttv_fh *fh = priv;
+ return videobuf_reqbufs(bttv_queue(fh), p);
+}
- /* check args */
- fmt = format_by_fourcc(fb->fmt.pixelformat);
- if (NULL == fmt)
- return -EINVAL;
- if (0 == (fmt->flags & FORMAT_FLAGS_PACKED))
- return -EINVAL;
+static int vidioc_querybuf(struct file *file, void *priv,
+ struct v4l2_buffer *b)
+{
+ struct bttv_fh *fh = priv;
+ return videobuf_querybuf(bttv_queue(fh), b);
+}
- retval = -EINVAL;
- if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) {
- __s32 width = fb->fmt.width;
- __s32 height = fb->fmt.height;
-
- retval = limit_scaled_size(fh, &width, &height,
- V4L2_FIELD_INTERLACED,
- /* width_mask */ ~3,
- /* width_bias */ 2,
- /* adjust_size */ 0,
- /* adjust_crop */ 0);
- if (0 != retval)
- return retval;
- }
+static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ int res = bttv_resource(fh);
- /* ok, accept it */
- mutex_lock(&fh->cap.lock);
- btv->fbuf.base = fb->base;
- btv->fbuf.fmt.width = fb->fmt.width;
- btv->fbuf.fmt.height = fb->fmt.height;
- if (0 != fb->fmt.bytesperline)
- btv->fbuf.fmt.bytesperline = fb->fmt.bytesperline;
- else
- btv->fbuf.fmt.bytesperline = btv->fbuf.fmt.width*fmt->depth/8;
-
- retval = 0;
- fh->ovfmt = fmt;
- btv->init.ovfmt = fmt;
- if (fb->flags & V4L2_FBUF_FLAG_OVERLAY) {
- fh->ov.w.left = 0;
- fh->ov.w.top = 0;
- fh->ov.w.width = fb->fmt.width;
- fh->ov.w.height = fb->fmt.height;
- btv->init.ov.w.width = fb->fmt.width;
- btv->init.ov.w.height = fb->fmt.height;
- kfree(fh->ov.clips);
- fh->ov.clips = NULL;
- fh->ov.nclips = 0;
-
- if (check_btres(fh, RESOURCE_OVERLAY)) {
- struct bttv_buffer *new;
-
- new = videobuf_pci_alloc(sizeof(*new));
- new->crop = btv->crop[!!fh->do_crop].rect;
- bttv_overlay_risc(btv,&fh->ov,fh->ovfmt,new);
- retval = bttv_switch_overlay(btv,fh,new);
- }
- }
- 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);
+ if (!check_alloc_btres(btv, fh, res))
+ return -EBUSY;
- if (!check_alloc_btres(btv, fh, res))
- 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);
+ return videobuf_qbuf(bttv_queue(fh), b);
+}
- if (!check_alloc_btres(btv,fh,res))
- return -EBUSY;
- return videobuf_streamon(bttv_queue(fh));
- }
- case VIDIOC_STREAMOFF:
- {
- int res = bttv_resource(fh);
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
+{
+ struct bttv_fh *fh = priv;
+ return videobuf_dqbuf(bttv_queue(fh), b,
+ file->f_flags & O_NONBLOCK);
+}
- retval = videobuf_streamoff(bttv_queue(fh));
- if (retval < 0)
- return retval;
- free_btres(btv,fh,res);
- return 0;
- }
+static int vidioc_streamon(struct file *file, void *priv,
+ enum v4l2_buf_type type)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ int res = bttv_resource(fh);
- case VIDIOC_QUERYCTRL:
- {
- struct v4l2_queryctrl *c = arg;
- int i;
+ if (!check_alloc_btres(btv, fh, res))
+ return -EBUSY;
+ return videobuf_streamon(bttv_queue(fh));
+}
- if ((c->id < V4L2_CID_BASE ||
- c->id >= V4L2_CID_LASTP1) &&
- (c->id < V4L2_CID_PRIVATE_BASE ||
- c->id >= V4L2_CID_PRIVATE_LASTP1))
- return -EINVAL;
- for (i = 0; i < BTTV_CTLS; i++)
- if (bttv_ctls[i].id == c->id)
- break;
- if (i == BTTV_CTLS) {
- *c = no_ctl;
- return 0;
- }
- *c = bttv_ctls[i];
- if (!btv->volume_gpio &&
- (bttv_ctls[i].id == V4L2_CID_AUDIO_VOLUME))
- *c = no_ctl;
+static int vidioc_streamoff(struct file *file, void *priv,
+ enum v4l2_buf_type type)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ int retval;
+ int res = bttv_resource(fh);
- return 0;
- }
- case VIDIOC_G_PARM:
- {
- struct v4l2_streamparm *parm = arg;
- struct v4l2_standard s;
- if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- memset(parm,0,sizeof(*parm));
- v4l2_video_std_construct(&s, bttv_tvnorms[btv->tvnorm].v4l2_id,
- bttv_tvnorms[btv->tvnorm].name);
- 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_mode_gpio) {
- btv->audio_mode_gpio (btv,t,0);
- }
+ retval = videobuf_streamoff(bttv_queue(fh));
+ if (retval < 0)
+ return retval;
+ free_btres(btv, fh, res);
+ return 0;
+}
- mutex_unlock(&btv->lock);
- return 0;
- }
+static int vidioc_queryctrl(struct file *file, void *priv,
+ struct v4l2_queryctrl *c)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+ const struct v4l2_queryctrl *ctrl;
- case VIDIOC_G_PRIORITY:
- {
- enum v4l2_priority *p = arg;
+ if ((c->id < V4L2_CID_BASE ||
+ c->id >= V4L2_CID_LASTP1) &&
+ (c->id < V4L2_CID_PRIVATE_BASE ||
+ c->id >= V4L2_CID_PRIVATE_LASTP1))
+ return -EINVAL;
- *p = v4l2_prio_max(&btv->prio);
- return 0;
- }
- case VIDIOC_S_PRIORITY:
- {
- enum v4l2_priority *prio = arg;
+ ctrl = ctrl_by_id(c->id);
+ *c = (NULL != ctrl) ? *ctrl : no_ctl;
- return v4l2_prio_change(&btv->prio, &fh->prio, *prio);
- }
+ if (!btv->volume_gpio &&
+ (ctrl->id == V4L2_CID_AUDIO_VOLUME))
+ * c = no_ctl;
- case VIDIOC_CROPCAP:
- {
- struct v4l2_cropcap *cap = arg;
- enum v4l2_buf_type type;
+ return 0;
+}
- type = cap->type;
+static int vidioc_g_parm(struct file *file, void *f,
+ struct v4l2_streamparm *parm)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+ struct v4l2_standard s;
- if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
- return -EINVAL;
+ 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;
+ return 0;
+}
- *cap = bttv_tvnorms[btv->tvnorm].cropcap;
- cap->type = type;
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
- return 0;
- }
- case VIDIOC_G_CROP:
- {
- struct v4l2_crop * crop = arg;
+ if (UNSET == bttv_tvcards[btv->c.type].tuner)
+ return -EINVAL;
+ if (0 != t->index)
+ return -EINVAL;
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
- 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_mode_gpio)
+ btv->audio_mode_gpio(btv, t, 0);
- /* No fh->do_crop = 1; because btv->crop[1] may be
- inconsistent with fh->width or fh->height and apps
- do not expect a change here. */
+ mutex_unlock(&btv->lock);
+ return 0;
+}
- crop->c = btv->crop[!!fh->do_crop].rect;
+static int vidioc_g_priority(struct file *file, void *f, enum v4l2_priority *p)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
- return 0;
- }
- case VIDIOC_S_CROP:
- {
- struct v4l2_crop *crop = arg;
- const struct v4l2_rect *b;
- struct bttv_crop c;
- __s32 b_left;
- __s32 b_top;
- __s32 b_right;
- __s32 b_bottom;
-
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
- return -EINVAL;
+ *p = v4l2_prio_max(&btv->prio);
- retval = v4l2_prio_check(&btv->prio,&fh->prio);
- if (0 != retval)
- return retval;
+ return 0;
+}
- /* 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(). */
- mutex_lock(&btv->lock);
+static int vidioc_s_priority(struct file *file, void *f,
+ enum v4l2_priority prio)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ return v4l2_prio_change(&btv->prio, &fh->prio, prio);
+}
+
+static int vidioc_cropcap(struct file *file, void *priv,
+ struct v4l2_cropcap *cap)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+
+ if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
+ return -EINVAL;
+
+ *cap = bttv_tvnorms[btv->tvnorm].cropcap;
+
+ return 0;
+}
- retval = -EBUSY;
+static int vidioc_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+
+ if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
+ return -EINVAL;
- if (locked_btres(fh->btv, VIDEO_RESOURCES))
- goto btv_unlock_and_return;
+ /* No fh->do_crop = 1; because btv->crop[1] may be
+ inconsistent with fh->width or fh->height and apps
+ do not expect a change here. */
- b = &bttv_tvnorms[btv->tvnorm].cropcap.bounds;
+ crop->c = btv->crop[!!fh->do_crop].rect;
- b_left = b->left;
- b_right = b_left + b->width;
- b_bottom = b->top + b->height;
+ return 0;
+}
+
+static int vidioc_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
+{
+ struct bttv_fh *fh = f;
+ struct bttv *btv = fh->btv;
+ const struct v4l2_rect *b;
+ int retval;
+ struct bttv_crop c;
+ __s32 b_left;
+ __s32 b_top;
+ __s32 b_right;
+ __s32 b_bottom;
- b_top = max(b->top, btv->vbi_end);
- if (b_top + 32 >= b_bottom)
- goto btv_unlock_and_return;
+ if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
+ return -EINVAL;
- /* Min. scaled size 48 x 32. */
- c.rect.left = clamp(crop->c.left, b_left, b_right - 48);
- c.rect.left = min(c.rect.left, (__s32) MAX_HDELAY);
+ retval = v4l2_prio_check(&btv->prio, &fh->prio);
+ if (0 != retval)
+ return retval;
- c.rect.width = clamp(crop->c.width,
- 48, b_right - c.rect.left);
+ /* 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(). */
+ mutex_lock(&btv->lock);
- c.rect.top = clamp(crop->c.top, b_top, b_bottom - 32);
- /* Top and height must be a multiple of two. */
- c.rect.top = (c.rect.top + 1) & ~1;
+ retval = -EBUSY;
- c.rect.height = clamp(crop->c.height,
- 32, b_bottom - c.rect.top);
- c.rect.height = (c.rect.height + 1) & ~1;
+ if (locked_btres(fh->btv, VIDEO_RESOURCES)) {
+ mutex_unlock(&btv->lock);
+ return retval;
+ }
- bttv_crop_calc_limits(&c);
+ b = &bttv_tvnorms[btv->tvnorm].cropcap.bounds;
- btv->crop[1] = c;
+ b_left = b->left;
+ b_right = b_left + b->width;
+ b_bottom = b->top + b->height;
+ b_top = max(b->top, btv->vbi_end);
+ if (b_top + 32 >= b_bottom) {
mutex_unlock(&btv->lock);
+ return retval;
+ }
- fh->do_crop = 1;
+ /* Min. scaled size 48 x 32. */
+ c.rect.left = clamp(crop->c.left, b_left, b_right - 48);
+ c.rect.left = min(c.rect.left, (__s32) MAX_HDELAY);
- mutex_lock(&fh->cap.lock);
+ c.rect.width = clamp(crop->c.width,
+ 48, b_right - c.rect.left);
- if (fh->width < c.min_scaled_width) {
- fh->width = c.min_scaled_width;
- btv->init.width = c.min_scaled_width;
- } else if (fh->width > c.max_scaled_width) {
- fh->width = c.max_scaled_width;
- btv->init.width = c.max_scaled_width;
- }
+ c.rect.top = clamp(crop->c.top, b_top, b_bottom - 32);
+ /* Top and height must be a multiple of two. */
+ c.rect.top = (c.rect.top + 1) & ~1;
- if (fh->height < c.min_scaled_height) {
- fh->height = c.min_scaled_height;
- btv->init.height = c.min_scaled_height;
- } else if (fh->height > c.max_scaled_height) {
- fh->height = c.max_scaled_height;
- btv->init.height = c.max_scaled_height;
- }
+ c.rect.height = clamp(crop->c.height,
+ 32, b_bottom - c.rect.top);
+ c.rect.height = (c.rect.height + 1) & ~1;
- mutex_unlock(&fh->cap.lock);
+ bttv_crop_calc_limits(&c);
- return 0;
+ btv->crop[1] = c;
+
+ mutex_unlock(&btv->lock);
+
+ fh->do_crop = 1;
+
+ mutex_lock(&fh->cap.lock);
+
+ if (fh->width < c.min_scaled_width) {
+ fh->width = c.min_scaled_width;
+ btv->init.width = c.min_scaled_width;
+ } else if (fh->width > c.max_scaled_width) {
+ fh->width = c.max_scaled_width;
+ btv->init.width = c.max_scaled_width;
}
- case VIDIOC_ENUMSTD:
- case VIDIOC_G_STD:
- case VIDIOC_S_STD:
- case VIDIOC_ENUMINPUT:
- case VIDIOC_G_INPUT:
- case VIDIOC_S_INPUT:
- 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 v4l_compat_translate_ioctl(inode,file,cmd,arg,
- bttv_do_ioctl);
+ if (fh->height < c.min_scaled_height) {
+ fh->height = c.min_scaled_height;
+ btv->init.height = c.min_scaled_height;
+ } else if (fh->height > c.max_scaled_height) {
+ fh->height = c.max_scaled_height;
+ btv->init.height = c.max_scaled_height;
}
- return 0;
- fh_unlock_and_return:
mutex_unlock(&fh->cap.lock);
- return retval;
- btv_unlock_and_return:
- mutex_unlock(&btv->lock);
- return retval;
+ return 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
+{
+ strcpy(a->name, "audio");
+ return 0;
}
-static int bttv_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
{
- return video_usercopy(inode, file, cmd, arg, bttv_do_ioctl);
+ return 0;
}
static ssize_t bttv_read(struct file *file, char __user *data,
.owner = THIS_MODULE,
.open = bttv_open,
.release = bttv_release,
- .ioctl = bttv_ioctl,
+ .ioctl = video_ioctl2,
.compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
.read = bttv_read,
VID_TYPE_CLIPPING|VID_TYPE_SCALES,
.fops = &bttv_fops,
.minor = -1,
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_enum_fmt_cap = vidioc_enum_fmt_cap,
+ .vidioc_g_fmt_cap = vidioc_g_fmt_cap,
+ .vidioc_try_fmt_cap = vidioc_try_fmt_cap,
+ .vidioc_s_fmt_cap = vidioc_s_fmt_cap,
+ .vidioc_enum_fmt_overlay = vidioc_enum_fmt_overlay,
+ .vidioc_g_fmt_overlay = vidioc_g_fmt_overlay,
+ .vidioc_try_fmt_overlay = vidioc_try_fmt_overlay,
+ .vidioc_s_fmt_overlay = vidioc_s_fmt_overlay,
+ .vidioc_enum_fmt_vbi = vidioc_enum_fmt_vbi,
+ .vidioc_g_fmt_vbi = vidioc_g_fmt_vbi,
+ .vidioc_try_fmt_vbi = vidioc_try_fmt_vbi,
+ .vidioc_s_fmt_vbi = vidioc_s_fmt_vbi,
+ .vidioc_g_audio = vidioc_g_audio,
+ .vidioc_s_audio = vidioc_s_audio,
+ .vidioc_cropcap = vidioc_cropcap,
+ .vidioc_reqbufs = vidioc_reqbufs,
+ .vidioc_querybuf = vidioc_querybuf,
+ .vidioc_qbuf = vidioc_qbuf,
+ .vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_s_std = vidioc_s_std,
+ .vidioc_enum_input = vidioc_enum_input,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .vidioc_queryctrl = vidioc_queryctrl,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
+ .vidioc_streamon = vidioc_streamon,
+ .vidioc_streamoff = vidioc_streamoff,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+ .vidiocgmbuf = vidiocgmbuf,
+#endif
+ .vidioc_g_crop = vidioc_g_crop,
+ .vidioc_g_crop = vidioc_g_crop,
+ .vidioc_s_crop = vidioc_s_crop,
+ .vidioc_g_fbuf = vidioc_g_fbuf,
+ .vidioc_s_fbuf = vidioc_s_fbuf,
+ .vidioc_overlay = vidioc_overlay,
+ .vidioc_g_priority = vidioc_g_priority,
+ .vidioc_s_priority = vidioc_s_priority,
+ .vidioc_g_parm = vidioc_g_parm,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_log_status = vidioc_log_status,
+ .vidioc_querystd = vidioc_querystd,
+ .vidioc_g_register = vidioc_g_register,
+ .vidioc_s_register = vidioc_s_register,
+ .tvnorms = BTTV_NORMS,
+ .current_norm = V4L2_STD_PAL,
};
static struct video_device bttv_vbi_template =
static int radio_release(struct inode *inode, struct file *file)
{
- struct bttv *btv = file->private_data;
+ struct bttv *btv = file->private_data;
struct rds_command cmd;
btv->radio_user--;
return 0;
}
-static int radio_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
+static int radio_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
{
- struct bttv *btv = file->private_data;
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
- switch (cmd) {
- case VIDIOC_QUERYCAP:
- {
- struct v4l2_capability *cap = arg;
-
- memset(cap,0,sizeof(*cap));
- 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 VIDIOC_G_TUNER:
- {
- struct v4l2_tuner *t = arg;
+ 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;
- 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));
- strcpy(t->name, "Radio");
- t->type = V4L2_TUNER_RADIO;
+ return 0;
+}
- bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
+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 (btv->audio_mode_gpio) {
- btv->audio_mode_gpio (btv,t,0);
- }
+ 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));
+ strcpy(t->name, "Radio");
+ t->type = V4L2_TUNER_RADIO;
- mutex_unlock(&btv->lock);
+ bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
+
+ if (btv->audio_mode_gpio)
+ btv->audio_mode_gpio(btv, t, 0);
+
+ mutex_unlock(&btv->lock);
+
+ return 0;
+}
+
+static int radio_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ if (i->index != 0)
+ return -EINVAL;
+
+ strcpy(i->name, "Radio");
+ i->type = V4L2_INPUT_TYPE_TUNER;
+
+ return 0;
+}
+
+static int radio_g_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ memset(a, 0, sizeof(*a));
+ strcpy(a->name, "Radio");
+ return 0;
+}
+
+static int radio_s_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct bttv_fh *fh = priv;
+ struct bttv *btv = fh->btv;
+
+ if (0 != t->index)
+ return -EINVAL;
+
+ bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
+ return 0;
+}
+
+static int radio_s_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ return 0;
+}
+
+static int radio_s_input(struct file *filp, void *priv, unsigned int i)
+{
+ return 0;
+}
+
+static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
+{
+ return 0;
+}
+
+static int radio_queryctrl(struct file *file, void *priv,
+ struct v4l2_queryctrl *c)
+{
+ const struct v4l2_queryctrl *ctrl;
+
+ if (c->id < V4L2_CID_BASE ||
+ c->id >= V4L2_CID_LASTP1)
+ return -EINVAL;
+
+ if (c->id == V4L2_CID_AUDIO_MUTE) {
+ ctrl = ctrl_by_id(c->id);
+ *c = *ctrl;
+ } else
+ *c = no_ctl;
- return 0;
- }
- 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);
- default:
- return v4l_compat_translate_ioctl(inode,file,cmd,arg,
- radio_do_ioctl);
- }
return 0;
}
-static int radio_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
{
- return video_usercopy(inode, file, cmd, arg, radio_do_ioctl);
+ *i = 0;
+ return 0;
}
static ssize_t radio_read(struct file *file, char __user *data,
.open = radio_open,
.read = radio_read,
.release = radio_release,
- .ioctl = radio_ioctl,
+ .ioctl = video_ioctl2,
.llseek = no_llseek,
.poll = radio_poll,
};
.type = VID_TYPE_TUNER,
.fops = &radio_fops,
.minor = -1,
+ .vidioc_querycap = radio_querycap,
+ .vidioc_g_tuner = radio_g_tuner,
+ .vidioc_enum_input = radio_enum_input,
+ .vidioc_g_audio = radio_g_audio,
+ .vidioc_s_tuner = radio_s_tuner,
+ .vidioc_s_audio = radio_s_audio,
+ .vidioc_s_input = radio_s_input,
+ .vidioc_s_std = radio_s_std,
+ .vidioc_queryctrl = radio_queryctrl,
+ .vidioc_g_input = radio_g_input,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
};
/* ----------------------------------------------------------------------- */
projects / linux-2.6 / commitdiff