Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6

[linux-2.6-omap-h63xx.git] / drivers / media / video / bt8xx / bttv-driver.c

diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 933eaef41eadd4b3be9e404924d22fb316c1bd70..9ec4cec2e52dada612a8857a1033325f6cb5415a 100644 (file)
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -76,9 +76,9 @@ static unsigned int gbuffers = 8;
 static unsigned int gbufsize = 0x208000;
 static unsigned int reset_crop = 1;
 
-static int video_nr = -1;
-static int radio_nr = -1;
-static int vbi_nr = -1;
+static int video_nr[BTTV_MAX] = { [0 ... (BTTV_MAX-1)] = -1 };
+static int radio_nr[BTTV_MAX] = { [0 ... (BTTV_MAX-1)] = -1 };
+static int vbi_nr[BTTV_MAX] = { [0 ... (BTTV_MAX-1)] = -1 };
 static int debug_latency;
 
 static unsigned int fdsr;
@@ -108,9 +108,6 @@ module_param(irq_debug,         int, 0644);
 module_param(debug_latency,     int, 0644);
 
 module_param(fdsr,              int, 0444);
-module_param(video_nr,          int, 0444);
-module_param(radio_nr,          int, 0444);
-module_param(vbi_nr,            int, 0444);
 module_param(gbuffers,          int, 0444);
 module_param(gbufsize,          int, 0444);
 module_param(reset_crop,        int, 0444);
@@ -130,7 +127,10 @@ module_param(uv_ratio,          int, 0444);
 module_param(full_luma_range,   int, 0444);
 module_param(coring,            int, 0444);
 
-module_param_array(radio, int, NULL, 0444);
+module_param_array(radio,       int, NULL, 0444);
+module_param_array(video_nr,    int, NULL, 0444);
+module_param_array(radio_nr,    int, NULL, 0444);
+module_param_array(vbi_nr,      int, NULL, 0444);
 
 MODULE_PARM_DESC(radio,"The TV card supports radio, default is 0 (no)");
 MODULE_PARM_DESC(bigendian,"byte order of the framebuffer, default is native endian");
@@ -152,6 +152,9 @@ MODULE_PARM_DESC(irq_iswitch,"switch inputs in irq handler");
 MODULE_PARM_DESC(uv_ratio,"ratio between u and v gains, default is 50");
 MODULE_PARM_DESC(full_luma_range,"use the full luma range, default is 0 (no)");
 MODULE_PARM_DESC(coring,"set the luma coring level, default is 0 (no)");
+MODULE_PARM_DESC(video_nr, "video device numbers");
+MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
+MODULE_PARM_DESC(radio_nr, "radio device numbers");
 
 MODULE_DESCRIPTION("bttv - v4l/v4l2 driver module for bt848/878 based cards");
 MODULE_AUTHOR("Ralph Metzler & Marcus Metzler & Gerd Knorr");
@@ -1367,7 +1370,7 @@ static void init_irqreg(struct bttv *btv)
                        (btv->gpioirq ? BT848_INT_GPINT : 0) |
                        BT848_INT_SCERR |
                        (fdsr ? BT848_INT_FDSR : 0) |
-                       BT848_INT_RISCI|BT848_INT_OCERR|BT848_INT_VPRES|
+                       BT848_INT_RISCI | BT848_INT_OCERR |
                        BT848_INT_FMTCHG|BT848_INT_HLOCK|
                        BT848_INT_I2CDONE,
                        BT848_INT_MASK);
@@ -2661,18 +2664,6 @@ static int bttv_querycap(struct file *file, void  *priv,
        return 0;
 }
 
-static int bttv_enum_fmt_vbi_cap(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 bttv_enum_fmt_cap_ovr(struct v4l2_fmtdesc *f)
 {
        int index = -1, i;
@@ -3227,6 +3218,7 @@ static int bttv_open(struct inode *inode, struct file *file)
 
        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) {
@@ -3241,16 +3233,20 @@ static int bttv_open(struct inode *inode, struct file *file)
                        break;
                }
        }
-       if (NULL == btv)
+       if (NULL == btv) {
+               unlock_kernel();
                return -ENODEV;
+       }
 
        dprintk(KERN_DEBUG "bttv%d: open called (type=%s)\n",
                btv->c.nr,v4l2_type_names[type]);
 
        /* allocate per filehandle data */
        fh = kmalloc(sizeof(*fh),GFP_KERNEL);
-       if (NULL == fh)
+       if (NULL == fh) {
+               unlock_kernel();
                return -ENOMEM;
+       }
        file->private_data = fh;
        *fh = btv->init;
        fh->type = type;
@@ -3270,6 +3266,7 @@ static int bttv_open(struct inode *inode, struct file *file)
                            sizeof(struct bttv_buffer),
                            fh);
        set_tvnorm(btv,btv->tvnorm);
+       set_input(btv, btv->input, btv->tvnorm);
 
        btv->users++;
 
@@ -3290,6 +3287,7 @@ static int bttv_open(struct inode *inode, struct file *file)
        bttv_vbi_fmt_reset(&fh->vbi_fmt, btv->tvnorm);
 
        bttv_field_count(btv);
+       unlock_kernel();
        return 0;
 }
 
@@ -3330,6 +3328,10 @@ static int bttv_release(struct inode *inode, struct file *file)
 
        btv->users--;
        bttv_field_count(btv);
+
+       if (!btv->users)
+               audio_mute(btv, 1);
+
        return 0;
 }
 
@@ -3367,7 +3369,6 @@ static const struct v4l2_ioctl_ops bttv_ioctl_ops = {
        .vidioc_g_fmt_vid_overlay       = bttv_g_fmt_vid_overlay,
        .vidioc_try_fmt_vid_overlay     = bttv_try_fmt_vid_overlay,
        .vidioc_s_fmt_vid_overlay       = bttv_s_fmt_vid_overlay,
-       .vidioc_enum_fmt_vbi_cap        = bttv_enum_fmt_vbi_cap,
        .vidioc_g_fmt_vbi_cap           = bttv_g_fmt_vbi_cap,
        .vidioc_try_fmt_vbi_cap         = bttv_try_fmt_vbi_cap,
        .vidioc_s_fmt_vbi_cap           = bttv_s_fmt_vbi_cap,
@@ -3430,21 +3431,26 @@ static int radio_open(struct inode *inode, struct file *file)
 
        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)
+       if (NULL == btv) {
+               unlock_kernel();
                return -ENODEV;
+       }
 
        dprintk("bttv%d: open called (radio)\n",btv->c.nr);
 
        /* allocate per filehandle data */
        fh = kmalloc(sizeof(*fh), GFP_KERNEL);
-       if (NULL == fh)
+       if (NULL == fh) {
+               unlock_kernel();
                return -ENOMEM;
+       }
        file->private_data = fh;
        *fh = btv->init;
        v4l2_prio_open(&btv->prio, &fh->prio);
@@ -3457,6 +3463,7 @@ static int radio_open(struct inode *inode, struct file *file)
        audio_input(btv,TVAUDIO_INPUT_RADIO);
 
        mutex_unlock(&btv->lock);
+       unlock_kernel();
        return 0;
 }
 
@@ -4235,10 +4242,11 @@ static int __devinit bttv_register_video(struct bttv *btv)
 
        if (NULL == btv->video_dev)
                goto err;
-       if (video_register_device(btv->video_dev,VFL_TYPE_GRABBER,video_nr)<0)
+       if (video_register_device(btv->video_dev, VFL_TYPE_GRABBER,
+                                 video_nr[btv->c.nr]) < 0)
                goto err;
        printk(KERN_INFO "bttv%d: registered device video%d\n",
-              btv->c.nr,btv->video_dev->minor & 0x1f);
+              btv->c.nr, btv->video_dev->num);
        if (device_create_file(&btv->video_dev->dev,
                                     &dev_attr_card)<0) {
                printk(KERN_ERR "bttv%d: device_create_file 'card' "
@@ -4251,10 +4259,11 @@ static int __devinit bttv_register_video(struct bttv *btv)
 
        if (NULL == btv->vbi_dev)
                goto err;
-       if (video_register_device(btv->vbi_dev,VFL_TYPE_VBI,vbi_nr)<0)
+       if (video_register_device(btv->vbi_dev, VFL_TYPE_VBI,
+                                 vbi_nr[btv->c.nr]) < 0)
                goto err;
        printk(KERN_INFO "bttv%d: registered device vbi%d\n",
-              btv->c.nr,btv->vbi_dev->minor & 0x1f);
+              btv->c.nr, btv->vbi_dev->num);
 
        if (!btv->has_radio)
                return 0;
@@ -4262,10 +4271,11 @@ static int __devinit bttv_register_video(struct bttv *btv)
        btv->radio_dev = vdev_init(btv, &radio_template, "radio");
        if (NULL == btv->radio_dev)
                goto err;
-       if (video_register_device(btv->radio_dev, VFL_TYPE_RADIO,radio_nr)<0)
+       if (video_register_device(btv->radio_dev, VFL_TYPE_RADIO,
+                                 radio_nr[btv->c.nr]) < 0)
                goto err;
        printk(KERN_INFO "bttv%d: registered device radio%d\n",
-              btv->c.nr,btv->radio_dev->minor & 0x1f);
+              btv->c.nr, btv->radio_dev->num);
 
        /* all done */
        return 0;