[PATCH] V4L: 907: em28xx cleanups and fixes
- Em28xx cleanups and fixes. - Some cleanups and audio amux adjust. - em28xx will allways try, by default, the biggest size alt. - Fixes audio mux code. - Fixes some logs. - Adds support for digital output for WinTV USB2 board. Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
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c3d931929f
commit
eac94356c8
@ -128,7 +128,7 @@ struct em28xx_board em28xx_boards[] = {
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.input = {{
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.type = EM28XX_VMUX_TELEVISION,
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.vmux = 0,
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.amux = 0,
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.amux = 6,
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},{
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.type = EM28XX_VMUX_SVIDEO,
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.vmux = 2,
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@ -261,9 +261,11 @@ void em28xx_card_setup(struct em28xx *dev)
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/* request some modules */
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if (dev->model == EM2820_BOARD_HAUPPAUGE_WINTV_USB_2) {
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struct tveeprom tv;
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struct v4l2_audioout ao;
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#ifdef CONFIG_MODULES
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request_module("tveeprom");
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request_module("ir-kbd-i2c");
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request_module("msp3400");
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#endif
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/* Call first TVeeprom */
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@ -273,10 +275,13 @@ void em28xx_card_setup(struct em28xx *dev)
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dev->tuner_type= tv.tuner_type;
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if (tv.audio_processor == AUDIO_CHIP_MSP34XX) {
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dev->has_msp34xx=1;
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} else dev->has_msp34xx=0;
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em28xx_write_regs_req(dev,0x06,0x00,"\x40",1);// Serial Bus Frequency Select Register
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em28xx_write_regs_req(dev,0x0f,0x00,"\x87",1);// XCLK Frequency Select Register
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em28xx_write_regs_req(dev,0x88,0x0d,"\xd0",1);
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memset (&ao,0,sizeof(ao));
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ao.index=2;
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ao.mode=V4L2_AUDMODE_32BITS;
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em28xx_i2c_call_clients(dev, VIDIOC_S_AUDOUT, &ao);
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} else
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dev->has_msp34xx=0;
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}
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}
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@ -797,20 +797,9 @@ int em28xx_set_alternate(struct em28xx *dev)
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dev->alt = alt;
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if (dev->alt == 0) {
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int i;
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if(dev->is_em2800){ /* always use the max packet size for em2800 based devices */
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for(i=0;i< EM28XX_MAX_ALT; i++)
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if(dev->alt_max_pkt_size[i]>dev->alt_max_pkt_size[dev->alt])
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dev->alt=i;
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}else{
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unsigned int min_pkt_size = dev->field_size / 137; /* FIXME: empiric magic number */
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em28xx_coredbg("minimum isoc packet size: %u", min_pkt_size);
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dev->alt = 7;
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for (i = 1; i < EM28XX_MAX_ALT; i += 2) /* FIXME: skip even alternate: why do they not work? */
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if (dev->alt_max_pkt_size[i] >= min_pkt_size) {
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dev->alt = i;
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break;
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}
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}
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for(i=0;i< EM28XX_MAX_ALT; i++)
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if(dev->alt_max_pkt_size[i]>dev->alt_max_pkt_size[dev->alt])
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dev->alt=i;
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}
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if (dev->alt != prev_alt) {
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@ -277,6 +277,35 @@ static void em28xx_empty_framequeues(struct em28xx *dev)
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}
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}
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static void video_mux(struct em28xx *dev, int index)
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{
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int input, ainput;
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input = INPUT(index)->vmux;
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dev->ctl_input = index;
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dev->ctl_ainput = INPUT(index)->amux;
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em28xx_i2c_call_clients(dev, DECODER_SET_INPUT, &input);
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em28xx_videodbg("Setting input index=%d, vmux=%d, amux=%d\n",index,input,dev->ctl_ainput);
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if (dev->has_msp34xx) {
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em28xx_i2c_call_clients(dev, VIDIOC_S_AUDIO, &dev->ctl_ainput);
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ainput = EM28XX_AUDIO_SRC_TUNER;
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em28xx_audio_source(dev, ainput);
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} else {
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switch (dev->ctl_ainput) {
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case 0:
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ainput = EM28XX_AUDIO_SRC_TUNER;
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break;
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default:
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ainput = EM28XX_AUDIO_SRC_LINE;
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}
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em28xx_audio_source(dev, ainput);
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}
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}
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/*
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* em28xx_v4l2_open()
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* inits the device and starts isoc transfer
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@ -298,7 +327,7 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
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filp->private_data=dev;
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em28xx_videodbg("users=%d", dev->users);
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em28xx_videodbg("users=%d\n", dev->users);
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if (!down_read_trylock(&em28xx_disconnect))
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return -ERESTARTSYS;
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@ -352,6 +381,8 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
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dev->state |= DEV_INITIALIZED;
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video_mux(dev, 0);
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err:
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up(&dev->lock);
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up_read(&em28xx_disconnect);
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@ -386,7 +417,7 @@ static int em28xx_v4l2_close(struct inode *inode, struct file *filp)
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int errCode;
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struct em28xx *dev=filp->private_data;
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em28xx_videodbg("users=%d", dev->users);
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em28xx_videodbg("users=%d\n", dev->users);
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down(&dev->lock);
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@ -404,7 +435,7 @@ static int em28xx_v4l2_close(struct inode *inode, struct file *filp)
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/* set alternate 0 */
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dev->alt = 0;
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em28xx_videodbg("setting alternate 0");
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em28xx_videodbg("setting alternate 0\n");
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errCode = usb_set_interface(dev->udev, 0, 0);
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if (errCode < 0) {
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em28xx_errdev ("cannot change alternate number to 0 (error=%i)\n",
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@ -434,20 +465,20 @@ em28xx_v4l2_read(struct file *filp, char __user * buf, size_t count,
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return -ERESTARTSYS;
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if (dev->state & DEV_DISCONNECTED) {
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em28xx_videodbg("device not present");
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em28xx_videodbg("device not present\n");
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up(&dev->fileop_lock);
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return -ENODEV;
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}
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if (dev->state & DEV_MISCONFIGURED) {
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em28xx_videodbg("device misconfigured; close and open it again");
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em28xx_videodbg("device misconfigured; close and open it again\n");
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up(&dev->fileop_lock);
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return -EIO;
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}
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if (dev->io == IO_MMAP) {
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em28xx_videodbg ("IO method is set to mmap; close and open"
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" the device again to choose the read method");
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" the device again to choose the read method\n");
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up(&dev->fileop_lock);
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return -EINVAL;
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}
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@ -524,9 +555,9 @@ static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table * wait)
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return POLLERR;
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if (dev->state & DEV_DISCONNECTED) {
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em28xx_videodbg("device not present");
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em28xx_videodbg("device not present\n");
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} else if (dev->state & DEV_MISCONFIGURED) {
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em28xx_videodbg("device is misconfigured; close and open it again");
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em28xx_videodbg("device is misconfigured; close and open it again\n");
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} else {
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if (dev->io == IO_NONE) {
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if (!em28xx_request_buffers
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@ -595,14 +626,14 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
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return -ERESTARTSYS;
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if (dev->state & DEV_DISCONNECTED) {
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em28xx_videodbg("mmap: device not present");
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em28xx_videodbg("mmap: device not present\n");
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up(&dev->fileop_lock);
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return -ENODEV;
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}
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if (dev->state & DEV_MISCONFIGURED) {
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em28xx_videodbg ("mmap: Device is misconfigured; close and "
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"open it again");
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"open it again\n");
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up(&dev->fileop_lock);
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return -EIO;
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}
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@ -618,7 +649,7 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
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break;
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}
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if (i == dev->num_frames) {
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em28xx_videodbg("mmap: user supplied mapping address is out of range");
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em28xx_videodbg("mmap: user supplied mapping address is out of range\n");
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up(&dev->fileop_lock);
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return -EINVAL;
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}
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@ -632,7 +663,7 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
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page = vmalloc_to_pfn((void *)pos);
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if (remap_pfn_range(vma, start, page, PAGE_SIZE,
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vma->vm_page_prot)) {
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em28xx_videodbg("mmap: rename page map failed");
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em28xx_videodbg("mmap: rename page map failed\n");
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up(&dev->fileop_lock);
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return -EAGAIN;
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}
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@ -749,7 +780,7 @@ static int em28xx_stream_interrupt(struct em28xx *dev)
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else if (ret) {
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dev->state |= DEV_MISCONFIGURED;
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em28xx_videodbg("device is misconfigured; close and "
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"open /dev/video%d again", dev->vdev->minor);
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"open /dev/video%d again\n", dev->vdev->minor);
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return ret;
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}
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@ -800,28 +831,6 @@ static int em28xx_set_norm(struct em28xx *dev, int width, int height)
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return 0;
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}
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static void video_mux(struct em28xx *dev, int index)
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{
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int input, ainput;
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input = INPUT(index)->vmux;
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dev->ctl_input = index;
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em28xx_i2c_call_clients(dev, DECODER_SET_INPUT, &input);
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dev->ctl_ainput = INPUT(index)->amux;
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switch (dev->ctl_ainput) {
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case 0:
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ainput = EM28XX_AUDIO_SRC_TUNER;
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break;
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default:
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ainput = EM28XX_AUDIO_SRC_LINE;
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}
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em28xx_audio_source(dev, ainput);
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}
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/*
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* em28xx_v4l2_do_ioctl()
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* This function is _not_ called directly, but from
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@ -1062,7 +1071,7 @@ static int em28xx_do_ioctl(struct inode *inode, struct file *filp,
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t->signal =
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(status & DECODER_STATUS_GOOD) != 0 ? 0xffff : 0;
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em28xx_videodbg("VIDIO_G_TUNER: signal=%x, afc=%x", t->signal,
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em28xx_videodbg("VIDIO_G_TUNER: signal=%x, afc=%x\n", t->signal,
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t->afc);
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return 0;
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}
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@ -1146,7 +1155,7 @@ static int em28xx_do_ioctl(struct inode *inode, struct file *filp,
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dev->stream = STREAM_ON; /* FIXME: Start video capture here? */
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em28xx_videodbg("VIDIOC_STREAMON: starting stream");
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em28xx_videodbg("VIDIOC_STREAMON: starting stream\n");
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return 0;
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}
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@ -1160,7 +1169,7 @@ static int em28xx_do_ioctl(struct inode *inode, struct file *filp,
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return -EINVAL;
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if (dev->stream == STREAM_ON) {
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em28xx_videodbg ("VIDIOC_STREAMOFF: interrupting stream");
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em28xx_videodbg ("VIDIOC_STREAMOFF: interrupting stream\n");
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if ((ret = em28xx_stream_interrupt(dev)))
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return ret;
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}
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@ -1234,7 +1243,7 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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{
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struct v4l2_format *format = arg;
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em28xx_videodbg("VIDIOC_G_FMT: type=%s",
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em28xx_videodbg("VIDIOC_G_FMT: type=%s\n",
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format->type ==
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V4L2_BUF_TYPE_VIDEO_CAPTURE ?
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"V4L2_BUF_TYPE_VIDEO_CAPTURE" : format->type ==
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@ -1253,7 +1262,7 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
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format->fmt.pix.field = dev->interlaced ? V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP; /* FIXME: TOP? NONE? BOTTOM? ALTENATE? */
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em28xx_videodbg("VIDIOC_G_FMT: %dx%d", dev->width,
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em28xx_videodbg("VIDIOC_G_FMT: %dx%d\n", dev->width,
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dev->height);
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return 0;
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}
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@ -1274,7 +1283,7 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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/* int both_fields; */
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em28xx_videodbg("%s: type=%s",
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em28xx_videodbg("%s: type=%s\n",
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cmd ==
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VIDIOC_TRY_FMT ? "VIDIOC_TRY_FMT" :
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"VIDIOC_S_FMT",
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@ -1288,7 +1297,7 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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if (format->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
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return -EINVAL;
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em28xx_videodbg("%s: requested %dx%d",
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em28xx_videodbg("%s: requested %dx%d\n",
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cmd ==
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VIDIOC_TRY_FMT ? "VIDIOC_TRY_FMT" :
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"VIDIOC_S_FMT", format->fmt.pix.width,
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@ -1347,7 +1356,7 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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format->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
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format->fmt.pix.field = V4L2_FIELD_INTERLACED;
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em28xx_videodbg("%s: returned %dx%d (%d, %d)",
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em28xx_videodbg("%s: returned %dx%d (%d, %d)\n",
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cmd ==
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VIDIOC_TRY_FMT ? "VIDIOC_TRY_FMT" :
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"VIDIOC_S_FMT", format->fmt.pix.width,
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@ -1359,13 +1368,13 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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for (i = 0; i < dev->num_frames; i++)
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if (dev->frame[i].vma_use_count) {
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em28xx_videodbg("VIDIOC_S_FMT failed. "
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"Unmap the buffers first.");
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"Unmap the buffers first.\n");
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return -EINVAL;
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}
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/* stop io in case it is already in progress */
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if (dev->stream == STREAM_ON) {
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em28xx_videodbg("VIDIOC_SET_FMT: interupting stream");
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em28xx_videodbg("VIDIOC_SET_FMT: interupting stream\n");
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if ((ret = em28xx_stream_interrupt(dev)))
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return ret;
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}
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@ -1405,18 +1414,18 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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if (dev->io == IO_READ) {
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em28xx_videodbg ("method is set to read;"
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" close and open the device again to"
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" choose the mmap I/O method");
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" choose the mmap I/O method\n");
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return -EINVAL;
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}
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for (i = 0; i < dev->num_frames; i++)
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if (dev->frame[i].vma_use_count) {
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em28xx_videodbg ("VIDIOC_REQBUFS failed; previous buffers are still mapped");
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em28xx_videodbg ("VIDIOC_REQBUFS failed; previous buffers are still mapped\n");
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return -EINVAL;
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}
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if (dev->stream == STREAM_ON) {
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em28xx_videodbg("VIDIOC_REQBUFS: interrupting stream");
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em28xx_videodbg("VIDIOC_REQBUFS: interrupting stream\n");
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if ((ret = em28xx_stream_interrupt(dev)))
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return ret;
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}
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@ -1430,7 +1439,7 @@ static int em28xx_video_do_ioctl(struct inode *inode, struct file *filp,
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dev->frame_current = NULL;
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em28xx_videodbg ("VIDIOC_REQBUFS: setting io method to mmap: num bufs %i",
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em28xx_videodbg ("VIDIOC_REQBUFS: setting io method to mmap: num bufs %i\n",
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rb->count);
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dev->io = rb->count ? IO_MMAP : IO_NONE;
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return 0;
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@ -90,6 +90,8 @@ struct msp3400c {
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int stereo;
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int nicam_on;
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int acb;
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int in_scart;
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int i2s_mode;
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int main, second; /* sound carrier */
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int input;
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int source; /* see msp34xxg_set_source */
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@ -364,12 +366,40 @@ static struct CARRIER_DETECT carrier_detect_65[] = {
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#define CARRIER_COUNT(x) (sizeof(x)/sizeof(struct CARRIER_DETECT))
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/* ----------------------------------------------------------------------- */
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/* ----------------------------------------------------------------------- *
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* bits 9 8 5 - SCART DSP input Select:
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* 0 0 0 - SCART 1 to DSP input (reset position)
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* 0 1 0 - MONO to DSP input
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* 1 0 0 - SCART 2 to DSP input
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* 1 1 1 - Mute DSP input
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*
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* bits 11 10 6 - SCART 1 Output Select:
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* 0 0 0 - undefined (reset position)
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* 0 1 0 - SCART 2 Input to SCART 1 Output (for devices with 2 SCARTS)
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* 1 0 0 - MONO input to SCART 1 Output
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* 1 1 0 - SCART 1 DA to SCART 1 Output
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* 0 0 1 - SCART 2 DA to SCART 1 Output
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* 0 1 1 - SCART 1 Input to SCART 1 Output
|
||||
* 1 1 1 - Mute SCART 1 Output
|
||||
*
|
||||
* bits 13 12 7 - SCART 2 Output Select (for devices with 2 Output SCART):
|
||||
* 0 0 0 - SCART 1 DA to SCART 2 Output (reset position)
|
||||
* 0 1 0 - SCART 1 Input to SCART 2 Output
|
||||
* 1 0 0 - MONO input to SCART 2 Output
|
||||
* 0 0 1 - SCART 2 DA to SCART 2 Output
|
||||
* 0 1 1 - SCART 2 Input to SCART 2 Output
|
||||
* 1 1 0 - Mute SCART 2 Output
|
||||
*
|
||||
* Bits 4 to 0 should be zero.
|
||||
* ----------------------------------------------------------------------- */
|
||||
|
||||
static int scarts[3][9] = {
|
||||
/* MASK IN1 IN2 IN1_DA IN2_DA IN3 IN4 MONO MUTE */
|
||||
/* SCART DSP Input select */
|
||||
{ 0x0320, 0x0000, 0x0200, -1, -1, 0x0300, 0x0020, 0x0100, 0x0320 },
|
||||
/* SCART1 Output select */
|
||||
{ 0x0c40, 0x0440, 0x0400, 0x0c00, 0x0040, 0x0000, 0x0840, 0x0800, 0x0c40 },
|
||||
/* SCART2 Output select */
|
||||
{ 0x3080, 0x1000, 0x1080, 0x0000, 0x0080, 0x2080, 0x3080, 0x2000, 0x3000 },
|
||||
};
|
||||
|
||||
@ -381,13 +411,23 @@ static void msp3400c_set_scart(struct i2c_client *client, int in, int out)
|
||||
{
|
||||
struct msp3400c *msp = i2c_get_clientdata(client);
|
||||
|
||||
if (-1 == scarts[out][in])
|
||||
return;
|
||||
msp->in_scart=in;
|
||||
|
||||
dprintk("msp34xx: scart switch: %s => %d\n", scart_names[in], out);
|
||||
msp->acb &= ~scarts[out][SCART_MASK];
|
||||
msp->acb |= scarts[out][in];
|
||||
msp3400c_write(client,I2C_MSP3400C_DFP, 0x0013, msp->acb);
|
||||
if (in<=2) {
|
||||
if (-1 == scarts[out][in])
|
||||
return;
|
||||
|
||||
msp->acb &= ~scarts[out][SCART_MASK];
|
||||
msp->acb |= scarts[out][in];
|
||||
} else
|
||||
msp->acb = 0xf60; /* Mute Input and SCART 1 Output */
|
||||
|
||||
dprintk("msp34xx: scart switch: %s => %d (ACB=0x%04x)\n",
|
||||
scart_names[in], out, msp->acb);
|
||||
msp3400c_write(client,I2C_MSP3400C_DFP, 0x13, msp->acb);
|
||||
|
||||
/* Sets I2S speed 0 = 1.024 Mbps, 1 = 2.048 Mbps */
|
||||
msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------ */
|
||||
@ -1235,7 +1275,8 @@ static int msp3410d_thread(void *data)
|
||||
msp3400c_setbass(client, msp->bass);
|
||||
msp3400c_settreble(client, msp->treble);
|
||||
msp3400c_setvolume(client, msp->muted, msp->left, msp->right);
|
||||
msp3400c_write(client, I2C_MSP3400C_DFP, 0x0013, msp->acb);
|
||||
msp3400c_write(client, I2C_MSP3400C_DFP, 0x13, msp->acb);
|
||||
msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
|
||||
msp3400c_restore_dfp(client);
|
||||
|
||||
/* monitor tv audio mode */
|
||||
@ -1275,6 +1316,8 @@ static int msp34xxg_reset(struct i2c_client *client)
|
||||
0x0f20 /* mute DSP input, mute SCART 1 */))
|
||||
return -1;
|
||||
|
||||
msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
|
||||
|
||||
/* step-by-step initialisation, as described in the manual */
|
||||
modus = msp34xx_modus(msp->norm);
|
||||
std = msp34xx_standard(msp->norm);
|
||||
@ -1371,6 +1414,8 @@ static int msp34xxg_thread(void *data)
|
||||
0x13, /* ACB */
|
||||
msp->acb))
|
||||
return -1;
|
||||
|
||||
msp3400c_write(client,I2C_MSP3400C_DEM, 0x40, msp->i2s_mode);
|
||||
}
|
||||
dprintk("msp34xxg: thread: exit\n");
|
||||
return 0;
|
||||
@ -1539,6 +1584,7 @@ static int msp_attach(struct i2c_adapter *adap, int addr, int kind)
|
||||
msp->treble = 32768;
|
||||
msp->input = -1;
|
||||
msp->muted = 0;
|
||||
msp->i2s_mode = 0;
|
||||
for (i = 0; i < DFP_COUNT; i++)
|
||||
msp->dfp_regs[i] = -1;
|
||||
|
||||
@ -1735,6 +1781,7 @@ static void msp_any_set_audmode(struct i2c_client *client, int audmode)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
|
||||
{
|
||||
struct msp3400c *msp = i2c_get_clientdata(client);
|
||||
@ -1745,6 +1792,7 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
|
||||
|
||||
case AUDC_SET_INPUT:
|
||||
dprintk("msp34xx: AUDC_SET_INPUT(%d)\n",*sarg);
|
||||
|
||||
if (*sarg == msp->input)
|
||||
break;
|
||||
msp->input = *sarg;
|
||||
@ -1923,6 +1971,16 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
|
||||
break;
|
||||
}
|
||||
|
||||
/* msp34xx specific */
|
||||
case MSP_SET_MATRIX:
|
||||
{
|
||||
struct msp_matrix *mspm = arg;
|
||||
|
||||
dprintk("msp34xx: MSP_SET_MATRIX\n");
|
||||
msp3400c_set_scart(client, mspm->input, mspm->output);
|
||||
break;
|
||||
}
|
||||
|
||||
/* --- v4l2 ioctls --- */
|
||||
case VIDIOC_S_STD:
|
||||
{
|
||||
@ -1941,6 +1999,33 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
|
||||
return 0;
|
||||
}
|
||||
|
||||
case VIDIOC_ENUMINPUT:
|
||||
{
|
||||
struct v4l2_input *i = arg;
|
||||
|
||||
if (i->index != 0)
|
||||
return -EINVAL;
|
||||
|
||||
i->type = V4L2_INPUT_TYPE_TUNER;
|
||||
switch (i->index) {
|
||||
case AUDIO_RADIO:
|
||||
strcpy(i->name,"Radio");
|
||||
break;
|
||||
case AUDIO_EXTERN_1:
|
||||
strcpy(i->name,"Extern 1");
|
||||
break;
|
||||
case AUDIO_EXTERN_2:
|
||||
strcpy(i->name,"Extern 2");
|
||||
break;
|
||||
case AUDIO_TUNER:
|
||||
strcpy(i->name,"Television");
|
||||
break;
|
||||
default:
|
||||
return -EINVAL;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
case VIDIOC_G_AUDIO:
|
||||
{
|
||||
struct v4l2_audio *a = arg;
|
||||
@ -2032,13 +2117,44 @@ static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
|
||||
break;
|
||||
}
|
||||
|
||||
/* msp34xx specific */
|
||||
case MSP_SET_MATRIX:
|
||||
case VIDIOC_G_AUDOUT:
|
||||
{
|
||||
struct msp_matrix *mspm = arg;
|
||||
struct v4l2_audioout *a=(struct v4l2_audioout *)arg;
|
||||
|
||||
memset(a,0,sizeof(*a));
|
||||
|
||||
switch (a->index) {
|
||||
case 0:
|
||||
strcpy(a->name,"Scart1 Out");
|
||||
break;
|
||||
case 1:
|
||||
strcpy(a->name,"Scart2 Out");
|
||||
break;
|
||||
case 2:
|
||||
strcpy(a->name,"I2S Out");
|
||||
break;
|
||||
default:
|
||||
return -EINVAL;
|
||||
}
|
||||
break;
|
||||
|
||||
}
|
||||
case VIDIOC_S_AUDOUT:
|
||||
{
|
||||
struct v4l2_audioout *a=(struct v4l2_audioout *)arg;
|
||||
|
||||
if (a->index<0||a->index>2)
|
||||
return -EINVAL;
|
||||
|
||||
if (a->index==2) {
|
||||
if (a->mode == V4L2_AUDMODE_32BITS)
|
||||
msp->i2s_mode=1;
|
||||
else
|
||||
msp->i2s_mode=0;
|
||||
}
|
||||
printk("Setting audio out on msp34xx to input %i, mode %i\n",a->index,msp->i2s_mode);
|
||||
msp3400c_set_scart(client,msp->in_scart,a->index);
|
||||
|
||||
dprintk("msp34xx: MSP_SET_MATRIX\n");
|
||||
msp3400c_set_scart(client, mspm->input, mspm->output);
|
||||
break;
|
||||
}
|
||||
|
||||
|
@ -885,6 +885,7 @@ struct v4l2_audio
|
||||
|
||||
/* Flags for the 'mode' field */
|
||||
#define V4L2_AUDMODE_AVL 0x00001
|
||||
#define V4L2_AUDMODE_32BITS 0x00002
|
||||
|
||||
struct v4l2_audioout
|
||||
{
|
||||
|
Loading…
Reference in New Issue
Block a user