Merge branches 'release', 'asus', 'sony-laptop' and 'thinkpad' into release
[pandora-kernel.git] / drivers / media / video / usbvision / usbvision-video.c
index 0cb006f..df52f8a 100644 (file)
@@ -68,7 +68,6 @@
 #include <media/tuner.h>
 #include <media/audiochip.h>
 
-#include <linux/moduleparam.h>
 #include <linux/workqueue.h>
 
 #ifdef CONFIG_KMOD
@@ -132,7 +131,7 @@ static struct usbvision_v4l2_format_st usbvision_v4l2_format[] = {
 /* Function prototypes */
 static void usbvision_release(struct usb_usbvision *usbvision);
 
-/* Default initalization of device driver parameters */
+/* Default initialization of device driver parameters */
 /* Set the default format for ISOC endpoint */
 static int isocMode = ISOC_MODE_COMPRESS;
 /* Set the default Debug Mode of the device driver */
@@ -183,20 +182,22 @@ MODULE_ALIAS(DRIVER_ALIAS);
 
 #define YES_NO(x) ((x) ? "Yes" : "No")
 
-static inline struct usb_usbvision *cd_to_usbvision(struct class_device *cd)
+static inline struct usb_usbvision *cd_to_usbvision(struct device *cd)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
        return video_get_drvdata(vdev);
 }
 
-static ssize_t show_version(struct class_device *cd, char *buf)
+static ssize_t show_version(struct device *cd,
+                           struct device_attribute *attr, char *buf)
 {
        return sprintf(buf, "%s\n", USBVISION_VERSION_STRING);
 }
-static CLASS_DEVICE_ATTR(version, S_IRUGO, show_version, NULL);
+static DEVICE_ATTR(version, S_IRUGO, show_version, NULL);
 
-static ssize_t show_model(struct class_device *cd, char *buf)
+static ssize_t show_model(struct device *cd,
+                         struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -204,9 +205,10 @@ static ssize_t show_model(struct class_device *cd, char *buf)
        return sprintf(buf, "%s\n",
                       usbvision_device_data[usbvision->DevModel].ModelString);
 }
-static CLASS_DEVICE_ATTR(model, S_IRUGO, show_model, NULL);
+static DEVICE_ATTR(model, S_IRUGO, show_model, NULL);
 
-static ssize_t show_hue(struct class_device *cd, char *buf)
+static ssize_t show_hue(struct device *cd,
+                       struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -218,9 +220,10 @@ static ssize_t show_hue(struct class_device *cd, char *buf)
                call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value);
 }
-static CLASS_DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL);
+static DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL);
 
-static ssize_t show_contrast(struct class_device *cd, char *buf)
+static ssize_t show_contrast(struct device *cd,
+                            struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -232,9 +235,10 @@ static ssize_t show_contrast(struct class_device *cd, char *buf)
                call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value);
 }
-static CLASS_DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL);
+static DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL);
 
-static ssize_t show_brightness(struct class_device *cd, char *buf)
+static ssize_t show_brightness(struct device *cd,
+                              struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -246,9 +250,10 @@ static ssize_t show_brightness(struct class_device *cd, char *buf)
                call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value);
 }
-static CLASS_DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL);
+static DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL);
 
-static ssize_t show_saturation(struct class_device *cd, char *buf)
+static ssize_t show_saturation(struct device *cd,
+                              struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -260,9 +265,10 @@ static ssize_t show_saturation(struct class_device *cd, char *buf)
                call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl);
        return sprintf(buf, "%d\n", ctrl.value);
 }
-static CLASS_DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL);
+static DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL);
 
-static ssize_t show_streaming(struct class_device *cd, char *buf)
+static ssize_t show_streaming(struct device *cd,
+                             struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -270,9 +276,10 @@ static ssize_t show_streaming(struct class_device *cd, char *buf)
        return sprintf(buf, "%s\n",
                       YES_NO(usbvision->streaming==Stream_On?1:0));
 }
-static CLASS_DEVICE_ATTR(streaming, S_IRUGO, show_streaming, NULL);
+static DEVICE_ATTR(streaming, S_IRUGO, show_streaming, NULL);
 
-static ssize_t show_compression(struct class_device *cd, char *buf)
+static ssize_t show_compression(struct device *cd,
+                               struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
@@ -280,16 +287,17 @@ static ssize_t show_compression(struct class_device *cd, char *buf)
        return sprintf(buf, "%s\n",
                       YES_NO(usbvision->isocMode==ISOC_MODE_COMPRESS));
 }
-static CLASS_DEVICE_ATTR(compression, S_IRUGO, show_compression, NULL);
+static DEVICE_ATTR(compression, S_IRUGO, show_compression, NULL);
 
-static ssize_t show_device_bridge(struct class_device *cd, char *buf)
+static ssize_t show_device_bridge(struct device *cd,
+                                 struct device_attribute *attr, char *buf)
 {
        struct video_device *vdev =
                container_of(cd, struct video_device, class_dev);
        struct usb_usbvision *usbvision = video_get_drvdata(vdev);
        return sprintf(buf, "%d\n", usbvision->bridgeType);
 }
-static CLASS_DEVICE_ATTR(bridge, S_IRUGO, show_device_bridge, NULL);
+static DEVICE_ATTR(bridge, S_IRUGO, show_device_bridge, NULL);
 
 static void usbvision_create_sysfs(struct video_device *vdev)
 {
@@ -297,40 +305,40 @@ static void usbvision_create_sysfs(struct video_device *vdev)
        if (!vdev)
                return;
        do {
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_version);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_version);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_model);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_model);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_hue);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_hue);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_contrast);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_contrast);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_brightness);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_brightness);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_saturation);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_saturation);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_streaming);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_streaming);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_compression);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_compression);
                if (res<0)
                        break;
-               res=class_device_create_file(&vdev->class_dev,
-                                            &class_device_attr_bridge);
+               res = device_create_file(&vdev->class_dev,
+                                        &dev_attr_bridge);
                if (res>=0)
                        return;
        } while (0);
@@ -341,24 +349,24 @@ static void usbvision_create_sysfs(struct video_device *vdev)
 static void usbvision_remove_sysfs(struct video_device *vdev)
 {
        if (vdev) {
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_version);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_model);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_hue);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_contrast);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_brightness);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_saturation);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_streaming);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_compression);
-               class_device_remove_file(&vdev->class_dev,
-                                        &class_device_attr_bridge);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_version);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_model);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_hue);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_contrast);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_brightness);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_saturation);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_streaming);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_compression);
+               device_remove_file(&vdev->class_dev,
+                                        &dev_attr_bridge);
        }
 }
 
@@ -402,7 +410,7 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file)
 
        /* If so far no errors then we shall start the camera */
        if (!errCode) {
-               down(&usbvision->lock);
+               mutex_lock(&usbvision->lock);
                if (usbvision->power == 0) {
                        usbvision_power_on(usbvision);
                        usbvision_i2c_register(usbvision);
@@ -431,7 +439,7 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file)
                                usbvision->initialized = 0;
                        }
                }
-               up(&usbvision->lock);
+               mutex_unlock(&usbvision->lock);
        }
 
        if (errCode) {
@@ -459,7 +467,7 @@ static int usbvision_v4l2_close(struct inode *inode, struct file *file)
                (struct usb_usbvision *) video_get_drvdata(dev);
 
        PDEBUG(DBG_IO, "close");
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        usbvision_audio_off(usbvision);
        usbvision_restart_isoc(usbvision);
@@ -479,7 +487,7 @@ static int usbvision_v4l2_close(struct inode *inode, struct file *file)
                usbvision->initialized = 0;
        }
 
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
 
        if (usbvision->remove_pending) {
                printk(KERN_INFO "%s: Final disconnect\n", __FUNCTION__);
@@ -639,13 +647,13 @@ static int vidioc_s_input (struct file *file, void *priv, unsigned int input)
        if ((input >= usbvision->video_inputs) || (input < 0) )
                return -EINVAL;
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
        usbvision_muxsel(usbvision, input);
        usbvision_set_input(usbvision);
        usbvision_set_output(usbvision,
                             usbvision->curwidth,
                             usbvision->curheight);
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
        return 0;
 }
 
@@ -656,10 +664,10 @@ static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
                (struct usb_usbvision *) video_get_drvdata(dev);
        usbvision->tvnormId=*id;
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
        call_i2c_clients(usbvision, VIDIOC_S_STD,
                         &usbvision->tvnormId);
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
        /* propagate the change to the decoder */
        usbvision_muxsel(usbvision, usbvision->ctl_input);
 
@@ -1075,9 +1083,9 @@ static int vidioc_s_fmt_cap(struct file *file, void *priv,
        usbvision->curFrame = NULL;
 
        /* by now we are committed to the new data... */
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
        usbvision_set_output(usbvision, vf->fmt.pix.width, vf->fmt.pix.height);
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
 
        return 0;
 }
@@ -1203,16 +1211,16 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
 
        PDEBUG(DBG_MMAP, "mmap");
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        if (!USBVISION_IS_OPERATIONAL(usbvision)) {
-               up(&usbvision->lock);
+               mutex_unlock(&usbvision->lock);
                return -EFAULT;
        }
 
        if (!(vma->vm_flags & VM_WRITE) ||
            size != PAGE_ALIGN(usbvision->max_frame_size)) {
-               up(&usbvision->lock);
+               mutex_unlock(&usbvision->lock);
                return -EINVAL;
        }
 
@@ -1224,7 +1232,7 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
        if (i == usbvision->num_frames) {
                PDEBUG(DBG_MMAP,
                       "mmap: user supplied mapping address is out of range");
-               up(&usbvision->lock);
+               mutex_unlock(&usbvision->lock);
                return -EINVAL;
        }
 
@@ -1237,7 +1245,7 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
 
                if (vm_insert_page(vma, start, vmalloc_to_page(pos))) {
                        PDEBUG(DBG_MMAP, "mmap: vm_insert_page failed");
-                       up(&usbvision->lock);
+                       mutex_unlock(&usbvision->lock);
                        return -EAGAIN;
                }
                start += PAGE_SIZE;
@@ -1245,7 +1253,7 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
                size -= PAGE_SIZE;
        }
 
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
        return 0;
 }
 
@@ -1263,7 +1271,7 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
 
        PDEBUG(DBG_IO, "%s:", __FUNCTION__);
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        if (usbvision->user) {
                err("%s: Someone tried to open an already opened USBVision Radio!", __FUNCTION__);
@@ -1282,7 +1290,8 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
                errCode = usbvision_set_alternate(usbvision);
                if (errCode < 0) {
                        usbvision->last_error = errCode;
-                       return -EBUSY;
+                       errCode = -EBUSY;
+                       goto out;
                }
 
                // If so far no errors then we shall start the radio
@@ -1299,7 +1308,8 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
                        usbvision->initialized = 0;
                }
        }
-       up(&usbvision->lock);
+out:
+       mutex_unlock(&usbvision->lock);
        return errCode;
 }
 
@@ -1313,7 +1323,7 @@ static int usbvision_radio_close(struct inode *inode, struct file *file)
 
        PDEBUG(DBG_IO, "");
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        /* Set packet size to 0 */
        usbvision->ifaceAlt=0;
@@ -1329,7 +1339,7 @@ static int usbvision_radio_close(struct inode *inode, struct file *file)
                usbvision->initialized = 0;
        }
 
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
 
        if (usbvision->remove_pending) {
                printk(KERN_INFO "%s: Final disconnect\n", __FUNCTION__);
@@ -1392,7 +1402,6 @@ static const struct file_operations usbvision_fops = {
 static struct video_device usbvision_video_template = {
        .owner             = THIS_MODULE,
        .type           = VID_TYPE_TUNER | VID_TYPE_CAPTURE,
-       .hardware       = VID_HARDWARE_USBVISION,
        .fops           = &usbvision_fops,
        .name           = "usbvision-video",
        .release        = video_device_release,
@@ -1447,7 +1456,6 @@ static struct video_device usbvision_radio_template=
 {
        .owner             = THIS_MODULE,
        .type           = VID_TYPE_TUNER,
-       .hardware       = VID_HARDWARE_USBVISION,
        .fops           = &usbvision_radio_fops,
        .name           = "usbvision-radio",
        .release        = video_device_release,
@@ -1484,7 +1492,6 @@ static struct video_device usbvision_vbi_template=
 {
        .owner             = THIS_MODULE,
        .type           = VID_TYPE_TUNER,
-       .hardware       = VID_HARDWARE_USBVISION,
        .fops           = &usbvision_vbi_fops,
        .release        = video_device_release,
        .name           = "usbvision-vbi",
@@ -1636,7 +1643,7 @@ static struct usb_usbvision *usbvision_alloc(struct usb_device *dev)
 
        usbvision->dev = dev;
 
-       init_MUTEX(&usbvision->lock);   /* to 1 == available */
+       mutex_init(&usbvision->lock);   /* available */
 
        // prepare control urb for control messages during interrupts
        usbvision->ctrlUrb = usb_alloc_urb(USBVISION_URB_FRAMES, GFP_KERNEL);
@@ -1644,7 +1651,6 @@ static struct usb_usbvision *usbvision_alloc(struct usb_device *dev)
                goto err_exit;
        }
        init_waitqueue_head(&usbvision->ctrlUrb_wq);
-       init_MUTEX(&usbvision->ctrlUrbLock);    /* to 1 == available */
 
        usbvision_init_powerOffTimer(usbvision);
 
@@ -1671,13 +1677,13 @@ static void usbvision_release(struct usb_usbvision *usbvision)
 {
        PDEBUG(DBG_PROBE, "");
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        usbvision_reset_powerOffTimer(usbvision);
 
        usbvision->initialized = 0;
 
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
 
        usbvision_remove_sysfs(usbvision->vdev);
        usbvision_unregister_video(usbvision);
@@ -1791,7 +1797,7 @@ static int __devinit usbvision_probe(struct usb_interface *intf,
        }
        PDEBUG(DBG_PROBE, "bridgeType %d", usbvision->bridgeType);
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        /* compute alternate max packet sizes */
        uif = dev->actconfig->interface[0];
@@ -1802,6 +1808,7 @@ static int __devinit usbvision_probe(struct usb_interface *intf,
                                              usbvision->num_alt,GFP_KERNEL);
        if (usbvision->alt_max_pkt_size == NULL) {
                err("usbvision: out of memory!\n");
+               mutex_unlock(&usbvision->lock);
                return -ENOMEM;
        }
 
@@ -1835,7 +1842,7 @@ static int __devinit usbvision_probe(struct usb_interface *intf,
        usbvision->streaming = Stream_Off;
        usbvision_register_video(usbvision);
        usbvision_configure_video(usbvision);
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
 
 
        usb_set_intfdata (intf, usbvision);
@@ -1866,7 +1873,7 @@ static void __devexit usbvision_disconnect(struct usb_interface *intf)
        }
        usb_set_intfdata (intf, NULL);
 
-       down(&usbvision->lock);
+       mutex_lock(&usbvision->lock);
 
        // At this time we ask to cancel outstanding URBs
        usbvision_stop_isoc(usbvision);
@@ -1880,7 +1887,7 @@ static void __devexit usbvision_disconnect(struct usb_interface *intf)
        usb_put_dev(usbvision->dev);
        usbvision->dev = NULL;  // USB device is no more
 
-       up(&usbvision->lock);
+       mutex_unlock(&usbvision->lock);
 
        if (usbvision->user) {
                printk(KERN_INFO "%s: In use, disconnect pending\n",