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author | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-02-26 14:26:14 +1100 |
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committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-02-26 14:26:14 +1100 |
commit | 91e229bbad6524aabaac8717b2f559283670c37a (patch) | |
tree | 84a55e4ac2dcf23add97bd9fde3e9cb232c12b30 /drivers/media/video/em28xx/em28xx-video.c | |
parent | 6e5e93424dc66542c548dfaa3bfebe30d46d50dd (diff) | |
parent | bfa274e2436fc7ef72ef51c878083647f1cfd429 (diff) | |
download | op-kernel-dev-91e229bbad6524aabaac8717b2f559283670c37a.zip op-kernel-dev-91e229bbad6524aabaac8717b2f559283670c37a.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-video.c')
-rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 79 |
1 files changed, 72 insertions, 7 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index a0c3346..4abe670 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -189,7 +189,7 @@ static void video_mux(struct em28xx *dev, int index) em28xx_i2c_call_clients(dev, VIDIOC_INT_S_AUDIO_ROUTING, &route); } - em28xx_set_audio_source(dev); + em28xx_audio_analog_set(dev); } /* Usage lock check functions */ @@ -830,6 +830,63 @@ static int vidioc_s_frequency(struct file *file, void *priv, return 0; } +#ifdef CONFIG_VIDEO_ADV_DEBUG +static int em28xx_reg_len(int reg) +{ + switch (reg) { + case AC97LSB_REG: + case HSCALELOW_REG: + case VSCALELOW_REG: + return 2; + default: + return 1; + } +} + +static int vidioc_g_register(struct file *file, void *priv, + struct v4l2_register *reg) +{ + struct em28xx_fh *fh = priv; + struct em28xx *dev = fh->dev; + int ret; + + if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) + return -EINVAL; + + if (em28xx_reg_len(reg->reg) == 1) { + ret = em28xx_read_reg(dev, reg->reg); + if (ret < 0) + return ret; + + reg->val = ret; + } else { + u64 val = 0; + ret = em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS, + reg->reg, (char *)&val, 2); + if (ret < 0) + return ret; + + reg->val = cpu_to_le64((__u64)val); + } + + return 0; +} + +static int vidioc_s_register(struct file *file, void *priv, + struct v4l2_register *reg) +{ + struct em28xx_fh *fh = priv; + struct em28xx *dev = fh->dev; + u64 buf; + + buf = le64_to_cpu((__u64)reg->val); + + return em28xx_write_regs(dev, reg->reg, (char *)&buf, + em28xx_reg_len(reg->reg)); +} +#endif + + static int vidioc_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cc) { @@ -1295,8 +1352,6 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp) filp->private_data = fh; if (dev->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) { - em28xx_set_alternate(dev); - dev->width = norm_maxw(dev); dev->height = norm_maxh(dev); dev->frame_size = dev->width * dev->height * 2; @@ -1305,6 +1360,7 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp) dev->hscale = 0; dev->vscale = 0; + em28xx_set_alternate(dev); em28xx_capture_start(dev, 1); em28xx_resolution_set(dev); @@ -1730,6 +1786,10 @@ static const struct video_device em28xx_video_template = { .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_register = vidioc_g_register, + .vidioc_s_register = vidioc_s_register, +#endif .tvnorms = V4L2_STD_ALL, .current_norm = V4L2_STD_PAL, @@ -1752,6 +1812,10 @@ static struct video_device em28xx_radio_template = { .vidioc_s_ctrl = vidioc_s_ctrl, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_register = vidioc_g_register, + .vidioc_s_register = vidioc_s_register, +#endif }; /******************************** usb interface *****************************************/ @@ -1796,10 +1860,10 @@ void em28xx_unregister_extension(struct em28xx_ops *ops) } EXPORT_SYMBOL(em28xx_unregister_extension); -struct video_device *em28xx_vdev_init(struct em28xx *dev, - const struct video_device *template, - const int type, - const char *type_name) +static struct video_device *em28xx_vdev_init(struct em28xx *dev, + const struct video_device *template, + const int type, + const char *type_name) { struct video_device *vfd; @@ -2064,6 +2128,7 @@ static int em28xx_usb_probe(struct usb_interface *interface, snprintf(dev->name, 29, "em28xx #%d", nr); dev->devno = nr; dev->model = id->driver_info; + dev->alt = -1; /* Checks if audio is provided by some interface */ for (i = 0; i < udev->config->desc.bNumInterfaces; i++) { |