diff options
Diffstat (limited to 'drivers/media/usb/tm6000/tm6000-video.c')
-rw-r--r-- | drivers/media/usb/tm6000/tm6000-video.c | 542 |
1 files changed, 222 insertions, 320 deletions
diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c index f656fd7..1a68579 100644 --- a/drivers/media/usb/tm6000/tm6000-video.c +++ b/drivers/media/usb/tm6000/tm6000-video.c @@ -34,6 +34,7 @@ #include <linux/usb.h> #include <linux/videodev2.h> #include <media/v4l2-ioctl.h> +#include <media/v4l2-event.h> #include <media/tuner.h> #include <linux/interrupt.h> #include <linux/kthread.h> @@ -49,82 +50,20 @@ #define TM6000_MIN_BUF 4 #define TM6000_DEF_BUF 8 +#define TM6000_NUM_URB_BUF 8 + #define TM6000_MAX_ISO_PACKETS 46 /* Max number of ISO packets */ /* Declare static vars that will be used as parameters */ static unsigned int vid_limit = 16; /* Video memory limit, in Mb */ static int video_nr = -1; /* /dev/videoN, -1 for autodetect */ static int radio_nr = -1; /* /dev/radioN, -1 for autodetect */ +static bool keep_urb; /* keep urb buffers allocated */ /* Debug level */ int tm6000_debug; EXPORT_SYMBOL_GPL(tm6000_debug); -static const struct v4l2_queryctrl no_ctrl = { - .name = "42", - .flags = V4L2_CTRL_FLAG_DISABLED, -}; - -/* supported controls */ -static struct v4l2_queryctrl tm6000_qctrl[] = { - { - .id = V4L2_CID_BRIGHTNESS, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Brightness", - .minimum = 0, - .maximum = 255, - .step = 1, - .default_value = 54, - .flags = 0, - }, { - .id = V4L2_CID_CONTRAST, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Contrast", - .minimum = 0, - .maximum = 255, - .step = 0x1, - .default_value = 119, - .flags = 0, - }, { - .id = V4L2_CID_SATURATION, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Saturation", - .minimum = 0, - .maximum = 255, - .step = 0x1, - .default_value = 112, - .flags = 0, - }, { - .id = V4L2_CID_HUE, - .type = V4L2_CTRL_TYPE_INTEGER, - .name = "Hue", - .minimum = -128, - .maximum = 127, - .step = 0x1, - .default_value = 0, - .flags = 0, - }, - /* --- audio --- */ - { - .id = V4L2_CID_AUDIO_MUTE, - .name = "Mute", - .minimum = 0, - .maximum = 1, - .type = V4L2_CTRL_TYPE_BOOLEAN, - }, { - .id = V4L2_CID_AUDIO_VOLUME, - .name = "Volume", - .minimum = -15, - .maximum = 15, - .step = 1, - .default_value = 0, - .type = V4L2_CTRL_TYPE_INTEGER, - } -}; - -static const unsigned int CTRLS = ARRAY_SIZE(tm6000_qctrl); -static int qctl_regs[ARRAY_SIZE(tm6000_qctrl)]; - static struct tm6000_fmt format[] = { { .name = "4:2:2, packed, YVY2", @@ -141,16 +80,6 @@ static struct tm6000_fmt format[] = { } }; -static const struct v4l2_queryctrl *ctrl_by_id(unsigned int id) -{ - unsigned int i; - - for (i = 0; i < CTRLS; i++) - if (tm6000_qctrl[i].id == id) - return tm6000_qctrl+i; - return NULL; -} - /* ------------------------------------------------------------------ * DMA and thread functions * ------------------------------------------------------------------ @@ -191,7 +120,7 @@ static inline void buffer_filled(struct tm6000_core *dev, dprintk(dev, V4L2_DEBUG_ISOC, "[%p/%d] wakeup\n", buf, buf->vb.i); buf->vb.state = VIDEOBUF_DONE; buf->vb.field_count++; - do_gettimeofday(&buf->vb.ts); + v4l2_get_timestamp(&buf->vb.ts); list_del(&buf->vb.queue); wake_up(&buf->vb.done); @@ -538,6 +467,71 @@ static void tm6000_irq_callback(struct urb *urb) } /* + * Allocate URB buffers + */ +static int tm6000_alloc_urb_buffers(struct tm6000_core *dev) +{ + int num_bufs = TM6000_NUM_URB_BUF; + int i; + + if (dev->urb_buffer != NULL) + return 0; + + dev->urb_buffer = kmalloc(sizeof(void *)*num_bufs, GFP_KERNEL); + if (!dev->urb_buffer) { + tm6000_err("cannot allocate memory for urb buffers\n"); + return -ENOMEM; + } + + dev->urb_dma = kmalloc(sizeof(dma_addr_t *)*num_bufs, GFP_KERNEL); + if (!dev->urb_dma) { + tm6000_err("cannot allocate memory for urb dma pointers\n"); + return -ENOMEM; + } + + for (i = 0; i < num_bufs; i++) { + dev->urb_buffer[i] = usb_alloc_coherent( + dev->udev, dev->urb_size, + GFP_KERNEL, &dev->urb_dma[i]); + if (!dev->urb_buffer[i]) { + tm6000_err("unable to allocate %i bytes for transfer buffer %i\n", + dev->urb_size, i); + return -ENOMEM; + } + memset(dev->urb_buffer[i], 0, dev->urb_size); + } + + return 0; +} + +/* + * Free URB buffers + */ +static int tm6000_free_urb_buffers(struct tm6000_core *dev) +{ + int i; + + if (dev->urb_buffer == NULL) + return 0; + + for (i = 0; i < TM6000_NUM_URB_BUF; i++) { + if (dev->urb_buffer[i]) { + usb_free_coherent(dev->udev, + dev->urb_size, + dev->urb_buffer[i], + dev->urb_dma[i]); + dev->urb_buffer[i] = NULL; + } + } + kfree(dev->urb_buffer); + kfree(dev->urb_dma); + dev->urb_buffer = NULL; + dev->urb_dma = NULL; + + return 0; +} + +/* * Stop and Deallocate URBs */ static void tm6000_uninit_isoc(struct tm6000_core *dev) @@ -551,18 +545,15 @@ static void tm6000_uninit_isoc(struct tm6000_core *dev) if (urb) { usb_kill_urb(urb); usb_unlink_urb(urb); - if (dev->isoc_ctl.transfer_buffer[i]) { - usb_free_coherent(dev->udev, - urb->transfer_buffer_length, - dev->isoc_ctl.transfer_buffer[i], - urb->transfer_dma); - } usb_free_urb(urb); dev->isoc_ctl.urb[i] = NULL; } dev->isoc_ctl.transfer_buffer[i] = NULL; } + if (!keep_urb) + tm6000_free_urb_buffers(dev); + kfree(dev->isoc_ctl.urb); kfree(dev->isoc_ctl.transfer_buffer); @@ -572,12 +563,13 @@ static void tm6000_uninit_isoc(struct tm6000_core *dev) } /* - * Allocate URBs and start IRQ + * Assign URBs and start IRQ */ static int tm6000_prepare_isoc(struct tm6000_core *dev) { struct tm6000_dmaqueue *dma_q = &dev->vidq; - int i, j, sb_size, pipe, size, max_packets, num_bufs = 8; + int i, j, sb_size, pipe, size, max_packets; + int num_bufs = TM6000_NUM_URB_BUF; struct urb *urb; /* De-allocates all pending stuff */ @@ -605,6 +597,7 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev) max_packets = TM6000_MAX_ISO_PACKETS; sb_size = max_packets * size; + dev->urb_size = sb_size; dev->isoc_ctl.num_bufs = num_bufs; @@ -627,6 +620,17 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev) max_packets, num_bufs, sb_size, dev->isoc_in.maxsize, size); + + if (!dev->urb_buffer && tm6000_alloc_urb_buffers(dev) < 0) { + tm6000_err("cannot allocate memory for urb buffers\n"); + + /* call free, as some buffers might have been allocated */ + tm6000_free_urb_buffers(dev); + kfree(dev->isoc_ctl.urb); + kfree(dev->isoc_ctl.transfer_buffer); + return -ENOMEM; + } + /* allocate urbs and transfer buffers */ for (i = 0; i < dev->isoc_ctl.num_bufs; i++) { urb = usb_alloc_urb(max_packets, GFP_KERNEL); @@ -638,17 +642,8 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev) } dev->isoc_ctl.urb[i] = urb; - dev->isoc_ctl.transfer_buffer[i] = usb_alloc_coherent(dev->udev, - sb_size, GFP_KERNEL, &urb->transfer_dma); - if (!dev->isoc_ctl.transfer_buffer[i]) { - tm6000_err("unable to allocate %i bytes for transfer" - " buffer %i%s\n", - sb_size, i, - in_interrupt() ? " while in int" : ""); - tm6000_uninit_isoc(dev); - return -ENOMEM; - } - memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); + urb->transfer_dma = dev->urb_dma[i]; + dev->isoc_ctl.transfer_buffer[i] = dev->urb_buffer[i]; usb_fill_bulk_urb(urb, dev->udev, pipe, dev->isoc_ctl.transfer_buffer[i], sb_size, @@ -879,16 +874,21 @@ static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { struct tm6000_core *dev = ((struct tm6000_fh *)priv)->dev; + struct video_device *vdev = video_devdata(file); strlcpy(cap->driver, "tm6000", sizeof(cap->driver)); strlcpy(cap->card, "Trident TVMaster TM5600/6000/6010", sizeof(cap->card)); - cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_STREAMING | - V4L2_CAP_AUDIO | - V4L2_CAP_READWRITE; - + usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); if (dev->tuner_type != TUNER_ABSENT) - cap->capabilities |= V4L2_CAP_TUNER; + cap->device_caps |= V4L2_CAP_TUNER; + if (vdev->vfl_type == VFL_TYPE_GRABBER) + cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE | + V4L2_CAP_STREAMING | + V4L2_CAP_READWRITE; + else + cap->device_caps |= V4L2_CAP_RADIO; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS | + V4L2_CAP_RADIO | V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; return 0; } @@ -896,7 +896,7 @@ static int vidioc_querycap(struct file *file, void *priv, static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, struct v4l2_fmtdesc *f) { - if (unlikely(f->index >= ARRAY_SIZE(format))) + if (f->index >= ARRAY_SIZE(format)) return -EINVAL; strlcpy(f->description, format[f->index].name, sizeof(f->description)); @@ -913,10 +913,12 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, f->fmt.pix.height = fh->height; f->fmt.pix.field = fh->vb_vidq.field; f->fmt.pix.pixelformat = fh->fmt->fourcc; + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; f->fmt.pix.bytesperline = (f->fmt.pix.width * fh->fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; + f->fmt.pix.priv = 0; return 0; } @@ -947,12 +949,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, field = f->fmt.pix.field; - if (field == V4L2_FIELD_ANY) - field = V4L2_FIELD_SEQ_TB; - else if (V4L2_FIELD_INTERLACED != field) { - dprintk(dev, V4L2_DEBUG_IOCTL_ARG, "Field type invalid.\n"); - return -EINVAL; - } + field = V4L2_FIELD_INTERLACED; tm6000_get_std_res(dev); @@ -962,11 +959,13 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, f->fmt.pix.width &= ~0x01; f->fmt.pix.field = field; + f->fmt.pix.priv = 0; f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } @@ -1141,79 +1140,40 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i) } /* --- controls ---------------------------------------------- */ -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(tm6000_qctrl); i++) - if (qc->id && qc->id == tm6000_qctrl[i].id) { - memcpy(qc, &(tm6000_qctrl[i]), - sizeof(*qc)); - return 0; - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) +static int tm6000_s_ctrl(struct v4l2_ctrl *ctrl) { - struct tm6000_fh *fh = priv; - struct tm6000_core *dev = fh->dev; - int val; + struct tm6000_core *dev = container_of(ctrl->handler, struct tm6000_core, ctrl_handler); + u8 val = ctrl->val; - /* FIXME: Probably, those won't work! Maybe we need shadow regs */ switch (ctrl->id) { case V4L2_CID_CONTRAST: - val = tm6000_get_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, 0); - break; + tm6000_set_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, val); + return 0; case V4L2_CID_BRIGHTNESS: - val = tm6000_get_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, 0); + tm6000_set_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, val); return 0; case V4L2_CID_SATURATION: - val = tm6000_get_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, 0); + tm6000_set_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, val); return 0; case V4L2_CID_HUE: - val = tm6000_get_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, 0); - return 0; - case V4L2_CID_AUDIO_MUTE: - val = dev->ctl_mute; - return 0; - case V4L2_CID_AUDIO_VOLUME: - val = dev->ctl_volume; + tm6000_set_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, val); return 0; - default: - return -EINVAL; } + return -EINVAL; +} - if (val < 0) - return val; - - ctrl->value = val; +static const struct v4l2_ctrl_ops tm6000_ctrl_ops = { + .s_ctrl = tm6000_s_ctrl, +}; - return 0; -} -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) +static int tm6000_radio_s_ctrl(struct v4l2_ctrl *ctrl) { - struct tm6000_fh *fh = priv; - struct tm6000_core *dev = fh->dev; - u8 val = ctrl->value; + struct tm6000_core *dev = container_of(ctrl->handler, + struct tm6000_core, radio_ctrl_handler); + u8 val = ctrl->val; switch (ctrl->id) { - case V4L2_CID_CONTRAST: - tm6000_set_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, val); - return 0; - case V4L2_CID_BRIGHTNESS: - tm6000_set_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, val); - return 0; - case V4L2_CID_SATURATION: - tm6000_set_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, val); - return 0; - case V4L2_CID_HUE: - tm6000_set_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, val); - return 0; case V4L2_CID_AUDIO_MUTE: dev->ctl_mute = val; tm6000_tvaudio_set_mute(dev, val); @@ -1226,20 +1186,24 @@ static int vidioc_s_ctrl(struct file *file, void *priv, return -EINVAL; } +static const struct v4l2_ctrl_ops tm6000_radio_ctrl_ops = { + .s_ctrl = tm6000_radio_s_ctrl, +}; + static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { struct tm6000_fh *fh = priv; struct tm6000_core *dev = fh->dev; - if (unlikely(UNSET == dev->tuner_type)) - return -EINVAL; + if (UNSET == dev->tuner_type) + return -ENOTTY; if (0 != t->index) return -EINVAL; strcpy(t->name, "Television"); t->type = V4L2_TUNER_ANALOG_TV; - t->capability = V4L2_TUNER_CAP_NORM; + t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO; t->rangehigh = 0xffffffffUL; t->rxsubchans = V4L2_TUNER_SUB_STEREO; @@ -1257,11 +1221,14 @@ static int vidioc_s_tuner(struct file *file, void *priv, struct tm6000_core *dev = fh->dev; if (UNSET == dev->tuner_type) - return -EINVAL; + return -ENOTTY; if (0 != t->index) return -EINVAL; - dev->amode = t->audmode; + if (t->audmode > V4L2_TUNER_MODE_STEREO) + dev->amode = V4L2_TUNER_MODE_STEREO; + else + dev->amode = t->audmode; dprintk(dev, 3, "audio mode: %x\n", t->audmode); v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); @@ -1275,10 +1242,11 @@ static int vidioc_g_frequency(struct file *file, void *priv, struct tm6000_fh *fh = priv; struct tm6000_core *dev = fh->dev; - if (unlikely(UNSET == dev->tuner_type)) + if (UNSET == dev->tuner_type) + return -ENOTTY; + if (f->tuner) return -EINVAL; - f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; f->frequency = dev->freq; v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, f); @@ -1292,13 +1260,9 @@ static int vidioc_s_frequency(struct file *file, void *priv, struct tm6000_fh *fh = priv; struct tm6000_core *dev = fh->dev; - if (unlikely(UNSET == dev->tuner_type)) - return -EINVAL; - if (unlikely(f->tuner != 0)) - return -EINVAL; - if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type) - return -EINVAL; - if (1 == fh->radio && V4L2_TUNER_RADIO != f->type) + if (UNSET == dev->tuner_type) + return -ENOTTY; + if (f->tuner != 0) return -EINVAL; dev->freq = f->frequency; @@ -1307,27 +1271,6 @@ static int vidioc_s_frequency(struct file *file, void *priv, return 0; } -static int radio_querycap(struct file *file, void *priv, - struct v4l2_capability *cap) -{ - struct tm6000_fh *fh = file->private_data; - struct tm6000_core *dev = fh->dev; - - strcpy(cap->driver, "tm6000"); - strlcpy(cap->card, dev->name, sizeof(dev->name)); - sprintf(cap->bus_info, "USB%04x:%04x", - le16_to_cpu(dev->udev->descriptor.idVendor), - le16_to_cpu(dev->udev->descriptor.idProduct)); - cap->version = dev->dev_type; - cap->capabilities = V4L2_CAP_TUNER | - V4L2_CAP_AUDIO | - V4L2_CAP_RADIO | - V4L2_CAP_READWRITE | - V4L2_CAP_STREAMING; - - return 0; -} - static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { @@ -1340,7 +1283,9 @@ static int radio_g_tuner(struct file *file, void *priv, memset(t, 0, sizeof(*t)); strcpy(t->name, "Radio"); t->type = V4L2_TUNER_RADIO; + t->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; t->rxsubchans = V4L2_TUNER_SUB_STEREO; + t->audmode = V4L2_TUNER_MODE_STEREO; v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t); @@ -1355,95 +1300,14 @@ static int radio_s_tuner(struct file *file, void *priv, if (0 != t->index) return -EINVAL; + if (t->audmode > V4L2_TUNER_MODE_STEREO) + t->audmode = V4L2_TUNER_MODE_STEREO; v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t); return 0; } -static int radio_enum_input(struct file *file, void *priv, - struct v4l2_input *i) -{ - struct tm6000_fh *fh = priv; - struct tm6000_core *dev = fh->dev; - - if (i->index != 0) - return -EINVAL; - - if (!dev->rinput.type) - return -EINVAL; - - strcpy(i->name, "Radio"); - i->type = V4L2_INPUT_TYPE_TUNER; - - return 0; -} - -static int radio_g_input(struct file *filp, void *priv, unsigned int *i) -{ - struct tm6000_fh *fh = priv; - struct tm6000_core *dev = fh->dev; - - if (dev->input != 5) - return -EINVAL; - - *i = dev->input - 5; - - 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_audio(struct file *file, void *priv, - const struct v4l2_audio *a) -{ - return 0; -} - -static int radio_s_input(struct file *filp, void *priv, unsigned int i) -{ - struct tm6000_fh *fh = priv; - struct tm6000_core *dev = fh->dev; - - if (i) - return -EINVAL; - - if (!dev->rinput.type) - return -EINVAL; - - dev->input = i + 5; - - 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_ctrl; - - return 0; -} - /* ------------------------------------------------------------------ File operations for the device ------------------------------------------------------------------*/ @@ -1454,7 +1318,7 @@ static int __tm6000_open(struct file *file) struct tm6000_core *dev = video_drvdata(file); struct tm6000_fh *fh; enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - int i, rc; + int rc; int radio = 0; dprintk(dev, V4L2_DEBUG_OPEN, "tm6000: open called (dev=%s)\n", @@ -1486,6 +1350,7 @@ static int __tm6000_open(struct file *file) return -ENOMEM; } + v4l2_fh_init(&fh->fh, vdev); file->private_data = fh; fh->dev = dev; fh->radio = radio; @@ -1514,13 +1379,7 @@ static int __tm6000_open(struct file *file) if (rc < 0) return rc; - if (dev->mode != TM6000_MODE_ANALOG) { - /* Put all controls at a sane state */ - for (i = 0; i < ARRAY_SIZE(tm6000_qctrl); i++) - qctl_regs[i] = tm6000_qctrl[i].default_value; - - dev->mode = TM6000_MODE_ANALOG; - } + dev->mode = TM6000_MODE_ANALOG; if (!fh->radio) { videobuf_queue_vmalloc_init(&fh->vb_vidq, &tm6000_video_qops, @@ -1530,12 +1389,12 @@ static int __tm6000_open(struct file *file) sizeof(struct tm6000_buffer), fh, &dev->lock); } else { dprintk(dev, V4L2_DEBUG_OPEN, "video_open: setting radio device\n"); - dev->input = 5; tm6000_set_audio_rinput(dev); v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_radio); tm6000_prepare_isoc(dev); tm6000_start_thread(dev); } + v4l2_fh_add(&fh->fh); return 0; } @@ -1576,29 +1435,35 @@ tm6000_read(struct file *file, char __user *data, size_t count, loff_t *pos) static unsigned int __tm6000_poll(struct file *file, struct poll_table_struct *wait) { + unsigned long req_events = poll_requested_events(wait); struct tm6000_fh *fh = file->private_data; struct tm6000_buffer *buf; + int res = 0; + if (v4l2_event_pending(&fh->fh)) + res = POLLPRI; + else if (req_events & POLLPRI) + poll_wait(file, &fh->fh.wait, wait); if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) - return POLLERR; + return res | POLLERR; if (!!is_res_streaming(fh->dev, fh)) - return POLLERR; + return res | POLLERR; if (!is_res_read(fh->dev, fh)) { /* streaming capture */ if (list_empty(&fh->vb_vidq.stream)) - return POLLERR; + return res | POLLERR; buf = list_entry(fh->vb_vidq.stream.next, struct tm6000_buffer, vb.stream); - } else { + poll_wait(file, &buf->vb.done, wait); + if (buf->vb.state == VIDEOBUF_DONE || + buf->vb.state == VIDEOBUF_ERROR) + return res | POLLIN | POLLRDNORM; + } else if (req_events & (POLLIN | POLLRDNORM)) { /* read() capture */ - return videobuf_poll_stream(file, &fh->vb_vidq, wait); + return res | videobuf_poll_stream(file, &fh->vb_vidq, wait); } - poll_wait(file, &buf->vb.done, wait); - if (buf->vb.state == VIDEOBUF_DONE || - buf->vb.state == VIDEOBUF_ERROR) - return POLLIN | POLLRDNORM; - return 0; + return res; } static unsigned int tm6000_poll(struct file *file, struct poll_table_struct *wait) @@ -1648,7 +1513,8 @@ static int tm6000_release(struct file *file) if (!fh->radio) videobuf_mmap_free(&fh->vb_vidq); } - + v4l2_fh_del(&fh->fh); + v4l2_fh_exit(&fh->fh); kfree(fh); mutex_unlock(&dev->lock); @@ -1688,9 +1554,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .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_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, @@ -1701,6 +1564,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_querybuf = vidioc_querybuf, .vidioc_qbuf = vidioc_qbuf, .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; static struct video_device tm6000_template = { @@ -1715,25 +1580,19 @@ static struct video_device tm6000_template = { static const struct v4l2_file_operations radio_fops = { .owner = THIS_MODULE, .open = tm6000_open, + .poll = v4l2_ctrl_poll, .release = tm6000_release, .unlocked_ioctl = video_ioctl2, }; static const struct v4l2_ioctl_ops radio_ioctl_ops = { - .vidioc_querycap = radio_querycap, + .vidioc_querycap = vidioc_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, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; static struct video_device tm6000_radio_template = { @@ -1762,6 +1621,7 @@ static struct video_device *vdev_init(struct tm6000_core *dev, vfd->release = video_device_release; vfd->debug = tm6000_debug; vfd->lock = &dev->lock; + set_bit(V4L2_FL_USE_FH_PRIO, &vfd->flags); snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name); @@ -1771,15 +1631,41 @@ static struct video_device *vdev_init(struct tm6000_core *dev, int tm6000_v4l2_register(struct tm6000_core *dev) { - int ret = -1; + int ret = 0; + + v4l2_ctrl_handler_init(&dev->ctrl_handler, 6); + v4l2_ctrl_handler_init(&dev->radio_ctrl_handler, 2); + v4l2_ctrl_new_std(&dev->radio_ctrl_handler, &tm6000_radio_ctrl_ops, + V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0); + v4l2_ctrl_new_std(&dev->radio_ctrl_handler, &tm6000_radio_ctrl_ops, + V4L2_CID_AUDIO_VOLUME, -15, 15, 1, 0); + v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops, + V4L2_CID_BRIGHTNESS, 0, 255, 1, 54); + v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops, + V4L2_CID_CONTRAST, 0, 255, 1, 119); + v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops, + V4L2_CID_SATURATION, 0, 255, 1, 112); + v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops, + V4L2_CID_HUE, -128, 127, 1, 0); + v4l2_ctrl_add_handler(&dev->ctrl_handler, + &dev->radio_ctrl_handler, NULL); + + if (dev->radio_ctrl_handler.error) + ret = dev->radio_ctrl_handler.error; + if (!ret && dev->ctrl_handler.error) + ret = dev->ctrl_handler.error; + if (ret) + goto free_ctrl; dev->vfd = vdev_init(dev, &tm6000_template, "video"); if (!dev->vfd) { printk(KERN_INFO "%s: can't register video device\n", dev->name); - return -ENOMEM; + ret = -ENOMEM; + goto free_ctrl; } + dev->vfd->ctrl_handler = &dev->ctrl_handler; /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); @@ -1790,7 +1676,9 @@ int tm6000_v4l2_register(struct tm6000_core *dev) if (ret < 0) { printk(KERN_INFO "%s: can't register video device\n", dev->name); - return ret; + video_device_release(dev->vfd); + dev->vfd = NULL; + goto free_ctrl; } printk(KERN_INFO "%s: registered device %s\n", @@ -1803,15 +1691,17 @@ int tm6000_v4l2_register(struct tm6000_core *dev) printk(KERN_INFO "%s: can't register radio device\n", dev->name); ret = -ENXIO; - return ret; /* FIXME release resource */ + goto unreg_video; } + dev->radio_dev->ctrl_handler = &dev->radio_ctrl_handler; ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO, radio_nr); if (ret < 0) { printk(KERN_INFO "%s: can't register radio device\n", dev->name); - return ret; /* FIXME release resource */ + video_device_release(dev->radio_dev); + goto unreg_video; } printk(KERN_INFO "%s: registered device %s\n", @@ -1820,12 +1710,22 @@ int tm6000_v4l2_register(struct tm6000_core *dev) printk(KERN_INFO "Trident TVMaster TM5600/TM6000/TM6010 USB2 board (Load status: %d)\n", ret); return ret; + +unreg_video: + video_unregister_device(dev->vfd); +free_ctrl: + v4l2_ctrl_handler_free(&dev->ctrl_handler); + v4l2_ctrl_handler_free(&dev->radio_ctrl_handler); + return ret; } int tm6000_v4l2_unregister(struct tm6000_core *dev) { video_unregister_device(dev->vfd); + /* if URB buffers are still allocated free them now */ + tm6000_free_urb_buffers(dev); + if (dev->radio_dev) { if (video_is_registered(dev->radio_dev)) video_unregister_device(dev->radio_dev); @@ -1851,3 +1751,5 @@ MODULE_PARM_DESC(debug, "activates debug info"); module_param(vid_limit, int, 0644); MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes"); +module_param(keep_urb, bool, 0); +MODULE_PARM_DESC(keep_urb, "Keep urb buffers allocated even when the device is closed by the user"); |