diff options
| -rw-r--r-- | drivers/media/pci/cx88/Kconfig | 4 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88-blackbird.c | 438 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88-core.c | 83 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88-dvb.c | 155 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88-mpeg.c | 117 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88-vbi.c | 193 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88-video.c | 694 | ||||
| -rw-r--r-- | drivers/media/pci/cx88/cx88.h | 64 |
8 files changed, 651 insertions, 1097 deletions
diff --git a/drivers/media/pci/cx88/Kconfig b/drivers/media/pci/cx88/Kconfig index a63a9ad163b2..d5b125e4ab02 100644 --- a/drivers/media/pci/cx88/Kconfig +++ b/drivers/media/pci/cx88/Kconfig @@ -3,7 +3,7 @@ config VIDEO_CX88 depends on VIDEO_DEV && PCI && I2C && RC_CORE select I2C_ALGOBIT select VIDEO_BTCX - select VIDEOBUF_DMA_SG + select VIDEOBUF2_DMA_SG select VIDEO_TUNER select VIDEO_TVEEPROM select VIDEO_WM8775 if MEDIA_SUBDRV_AUTOSELECT @@ -45,7 +45,7 @@ config VIDEO_CX88_BLACKBIRD config VIDEO_CX88_DVB tristate "DVB/ATSC Support for cx2388x based TV cards" depends on VIDEO_CX88 && DVB_CORE - select VIDEOBUF_DVB + select VIDEOBUF2_DVB select DVB_PLL if MEDIA_SUBDRV_AUTOSELECT select DVB_MT352 if MEDIA_SUBDRV_AUTOSELECT select DVB_ZL10353 if MEDIA_SUBDRV_AUTOSELECT diff --git a/drivers/media/pci/cx88/cx88-blackbird.c b/drivers/media/pci/cx88/cx88-blackbird.c index 150bb76e7839..25d06f36e0ef 100644 --- a/drivers/media/pci/cx88/cx88-blackbird.c +++ b/drivers/media/pci/cx88/cx88-blackbird.c @@ -45,10 +45,6 @@ MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE MODULE_LICENSE("GPL"); MODULE_VERSION(CX88_VERSION); -static unsigned int mpegbufs = 32; -module_param(mpegbufs,int,0644); -MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32"); - static unsigned int debug; module_param(debug,int,0644); MODULE_PARM_DESC(debug,"enable debug messages [blackbird]"); @@ -589,9 +585,8 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev) return 0; } -static int blackbird_start_codec(struct file *file, void *priv) +static int blackbird_start_codec(struct cx8802_dev *dev) { - struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; struct cx88_core *core = dev->core; /* start capturing to the host interface */ u32 reg; @@ -647,45 +642,131 @@ static int blackbird_stop_codec(struct cx8802_dev *dev) /* ------------------------------------------------------------------ */ -static int bb_buf_setup(struct videobuf_queue *q, - unsigned int *count, unsigned int *size) +static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *alloc_ctxs[]) { - struct cx8802_fh *fh = q->priv_data; - - fh->dev->ts_packet_size = 188 * 4; /* was: 512 */ - fh->dev->ts_packet_count = mpegbufs; /* was: 100 */ + struct cx8802_dev *dev = q->drv_priv; - *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count; - *count = fh->dev->ts_packet_count; + *num_planes = 1; + dev->ts_packet_size = 188 * 4; + dev->ts_packet_count = 32; + sizes[0] = dev->ts_packet_size * dev->ts_packet_count; return 0; } -static int -bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, - enum v4l2_field field) +static int buffer_prepare(struct vb2_buffer *vb) { - struct cx8802_fh *fh = q->priv_data; - return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field); + struct cx8802_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + + return cx8802_buf_prepare(vb->vb2_queue, dev, buf, dev->field); } -static void -bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) +static void buffer_finish(struct vb2_buffer *vb) { - struct cx8802_fh *fh = q->priv_data; - cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb); + struct cx8802_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); + + cx88_free_buffer(vb->vb2_queue, buf); + + dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); } -static void -bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb) +static void buffer_queue(struct vb2_buffer *vb) { - cx88_free_buffer(q, (struct cx88_buffer*)vb); + struct cx8802_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + + cx8802_buf_queue(dev, buf); } -static struct videobuf_queue_ops blackbird_qops = { - .buf_setup = bb_buf_setup, - .buf_prepare = bb_buf_prepare, - .buf_queue = bb_buf_queue, - .buf_release = bb_buf_release, +static int start_streaming(struct vb2_queue *q, unsigned int count) +{ + struct cx8802_dev *dev = q->drv_priv; + struct cx88_dmaqueue *dmaq = &dev->mpegq; + struct cx8802_driver *drv; + struct cx88_buffer *buf; + unsigned long flags; + int err; + + /* Make sure we can acquire the hardware */ + drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); + if (!drv) { + dprintk(1, "%s: blackbird driver is not loaded\n", __func__); + err = -ENODEV; + goto fail; + } + + err = drv->request_acquire(drv); + if (err != 0) { + dprintk(1, "%s: Unable to acquire hardware, %d\n", __func__, err); + goto fail; + } + + if (blackbird_initialize_codec(dev) < 0) { + drv->request_release(drv); + err = -EINVAL; + goto fail; + } + + err = blackbird_start_codec(dev); + if (err == 0) { + buf = list_entry(dmaq->active.next, struct cx88_buffer, list); + cx8802_start_dma(dev, dmaq, buf); + return 0; + } + +fail: + spin_lock_irqsave(&dev->slock, flags); + while (!list_empty(&dmaq->active)) { + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); + + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_QUEUED); + } + spin_unlock_irqrestore(&dev->slock, flags); + return err; +} + +static void stop_streaming(struct vb2_queue *q) +{ + struct cx8802_dev *dev = q->drv_priv; + struct cx88_dmaqueue *dmaq = &dev->mpegq; + struct cx8802_driver *drv = NULL; + unsigned long flags; + + cx8802_cancel_buffers(dev); + blackbird_stop_codec(dev); + + /* Make sure we release the hardware */ + drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); + WARN_ON(!drv); + if (drv) + drv->request_release(drv); + + spin_lock_irqsave(&dev->slock, flags); + while (!list_empty(&dmaq->active)) { + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); + + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + } + spin_unlock_irqrestore(&dev->slock, flags); +} + +static struct vb2_ops blackbird_qops = { + .queue_setup = queue_setup, + .buf_prepare = buffer_prepare, + .buf_finish = buffer_finish, + .buf_queue = buffer_queue, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .start_streaming = start_streaming, + .stop_streaming = stop_streaming, }; /* ------------------------------------------------------------------ */ @@ -693,8 +774,8 @@ static struct videobuf_queue_ops blackbird_qops = { static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { - struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; - struct cx88_core *core = dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; strcpy(cap->driver, "cx88_blackbird"); sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); @@ -717,50 +798,47 @@ static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, static int vidioc_g_fmt_vid_cap (struct file *file, void *priv, struct v4l2_format *f) { - struct cx8802_fh *fh = priv; - struct cx8802_dev *dev = fh->dev; + struct cx8802_dev *dev = video_drvdata(file); f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = 188 * 4 * mpegbufs; /* 188 * 4 * 1024; */ + f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; - f->fmt.pix.field = fh->mpegq.field; + f->fmt.pix.field = dev->field; dprintk(1, "VIDIOC_G_FMT: w: %d, h: %d, f: %d\n", - dev->width, dev->height, fh->mpegq.field ); + dev->width, dev->height, dev->field); return 0; } static int vidioc_try_fmt_vid_cap (struct file *file, void *priv, struct v4l2_format *f) { - struct cx8802_fh *fh = priv; - struct cx8802_dev *dev = fh->dev; + struct cx8802_dev *dev = video_drvdata(file); f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = 188 * 4 * mpegbufs; /* 188 * 4 * 1024; */ + f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; dprintk(1, "VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n", - dev->width, dev->height, fh->mpegq.field ); + dev->width, dev->height, dev->field); return 0; } static int vidioc_s_fmt_vid_cap (struct file *file, void *priv, struct v4l2_format *f) { - struct cx8802_fh *fh = priv; - struct cx8802_dev *dev = fh->dev; + struct cx8802_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = 188 * 4 * mpegbufs; /* 188 * 4 * 1024; */ + f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; dev->width = f->fmt.pix.width; dev->height = f->fmt.pix.height; - fh->mpegq.field = f->fmt.pix.field; + dev->field = f->fmt.pix.field; cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field); blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0, f->fmt.pix.height, f->fmt.pix.width); @@ -769,57 +847,11 @@ static int vidioc_s_fmt_vid_cap (struct file *file, void *priv, return 0; } -static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p) -{ - struct cx8802_fh *fh = priv; - return (videobuf_reqbufs(&fh->mpegq, p)); -} - -static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p) -{ - struct cx8802_fh *fh = priv; - return (videobuf_querybuf(&fh->mpegq, p)); -} - -static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p) -{ - struct cx8802_fh *fh = priv; - return (videobuf_qbuf(&fh->mpegq, p)); -} - -static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p) -{ - struct cx8802_fh *fh = priv; - return (videobuf_dqbuf(&fh->mpegq, p, - file->f_flags & O_NONBLOCK)); -} - -static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) -{ - struct cx8802_fh *fh = priv; - struct cx8802_dev *dev = fh->dev; - - if (!dev->mpeg_active) - blackbird_start_codec(file, fh); - return videobuf_streamon(&fh->mpegq); -} - -static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) -{ - struct cx8802_fh *fh = priv; - struct cx8802_dev *dev = fh->dev; - - if (dev->mpeg_active) - blackbird_stop_codec(dev); - return videobuf_streamoff(&fh->mpegq); -} - static int vidioc_s_frequency (struct file *file, void *priv, const struct v4l2_frequency *f) { - struct cx8802_fh *fh = priv; - struct cx8802_dev *dev = fh->dev; - struct cx88_core *core = dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; @@ -831,14 +863,14 @@ static int vidioc_s_frequency (struct file *file, void *priv, cx88_set_freq (core,f); blackbird_initialize_codec(dev); cx88_set_scale(dev->core, dev->width, dev->height, - fh->mpegq.field); + dev->field); return 0; } static int vidioc_log_status (struct file *file, void *priv) { - struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; - struct cx88_core *core = dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; char name[32 + 2]; snprintf(name, sizeof(name), "%s/2", core->name); @@ -850,15 +882,16 @@ static int vidioc_log_status (struct file *file, void *priv) static int vidioc_enum_input (struct file *file, void *priv, struct v4l2_input *i) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; return cx88_enum_input (core,i); } static int vidioc_g_frequency (struct file *file, void *priv, struct v4l2_frequency *f) { - struct cx8802_fh *fh = priv; - struct cx88_core *core = fh->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; @@ -873,7 +906,8 @@ static int vidioc_g_frequency (struct file *file, void *priv, static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; *i = core->input; return 0; @@ -881,24 +915,24 @@ static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) static int vidioc_s_input (struct file *file, void *priv, unsigned int i) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (i >= 4) return -EINVAL; if (0 == INPUT(i).type) return -EINVAL; - mutex_lock(&core->lock); cx88_newstation(core); cx88_video_mux(core,i); - mutex_unlock(&core->lock); return 0; } static int vidioc_g_tuner (struct file *file, void *priv, struct v4l2_tuner *t) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; u32 reg; if (unlikely(UNSET == core->board.tuner_type)) @@ -920,7 +954,8 @@ static int vidioc_g_tuner (struct file *file, void *priv, static int vidioc_s_tuner (struct file *file, void *priv, const struct v4l2_tuner *t) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (UNSET == core->board.tuner_type) return -EINVAL; @@ -933,7 +968,8 @@ static int vidioc_s_tuner (struct file *file, void *priv, static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; + struct cx8802_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; *tvnorm = core->tvnorm; return 0; @@ -941,155 +977,21 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm) static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) { - struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; - - mutex_lock(&core->lock); - cx88_set_tvnorm(core, id); - mutex_unlock(&core->lock); - return 0; -} - -/* FIXME: cx88_ioctl_hook not implemented */ - -static int mpeg_open(struct file *file) -{ - struct video_device *vdev = video_devdata(file); struct cx8802_dev *dev = video_drvdata(file); - struct cx8802_fh *fh; - struct cx8802_driver *drv = NULL; - int err; - - dprintk( 1, "%s\n", __func__); - - mutex_lock(&dev->core->lock); - - /* Make sure we can acquire the hardware */ - drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); - if (!drv) { - dprintk(1, "%s: blackbird driver is not loaded\n", __func__); - mutex_unlock(&dev->core->lock); - return -ENODEV; - } - - err = drv->request_acquire(drv); - if (err != 0) { - dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err); - mutex_unlock(&dev->core->lock); - return err; - } - - if (!dev->core->mpeg_users && blackbird_initialize_codec(dev) < 0) { - drv->request_release(drv); - mutex_unlock(&dev->core->lock); - return -EINVAL; - } - dprintk(1, "open dev=%s\n", video_device_node_name(vdev)); - - /* allocate + initialize per filehandle data */ - fh = kzalloc(sizeof(*fh),GFP_KERNEL); - if (NULL == fh) { - drv->request_release(drv); - mutex_unlock(&dev->core->lock); - return -ENOMEM; - } - v4l2_fh_init(&fh->fh, vdev); - file->private_data = fh; - fh->dev = dev; - - videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops, - &dev->pci->dev, &dev->slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_INTERLACED, - sizeof(struct cx88_buffer), - fh, NULL); - - /* FIXME: locking against other video device */ - cx88_set_scale(dev->core, dev->width, dev->height, - fh->mpegq.field); - - dev->core->mpeg_users++; - mutex_unlock(&dev->core->lock); - v4l2_fh_add(&fh->fh); - return 0; -} - -static int mpeg_release(struct file *file) -{ - struct cx8802_fh *fh = file->private_data; - struct cx8802_dev *dev = fh->dev; - struct cx8802_driver *drv = NULL; - - mutex_lock(&dev->core->lock); - - if (dev->mpeg_active && dev->core->mpeg_users == 1) - blackbird_stop_codec(dev); - - cx8802_cancel_buffers(fh->dev); - /* stop mpeg capture */ - videobuf_stop(&fh->mpegq); - - videobuf_mmap_free(&fh->mpegq); - - v4l2_fh_del(&fh->fh); - v4l2_fh_exit(&fh->fh); - file->private_data = NULL; - kfree(fh); - - /* Make sure we release the hardware */ - drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); - WARN_ON(!drv); - if (drv) - drv->request_release(drv); - - dev->core->mpeg_users--; - - mutex_unlock(&dev->core->lock); + struct cx88_core *core = dev->core; + cx88_set_tvnorm(core, id); return 0; } -static ssize_t -mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos) -{ - struct cx8802_fh *fh = file->private_data; - struct cx8802_dev *dev = fh->dev; - - if (!dev->mpeg_active) - blackbird_start_codec(file, fh); - - return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0, - file->f_flags & O_NONBLOCK); -} - -static unsigned int -mpeg_poll(struct file *file, struct poll_table_struct *wait) -{ - unsigned long req_events = poll_requested_events(wait); - struct cx8802_fh *fh = file->private_data; - struct cx8802_dev *dev = fh->dev; - - if (!dev->mpeg_active && (req_events & (POLLIN | POLLRDNORM))) - blackbird_start_codec(file, fh); - - return v4l2_ctrl_poll(file, wait) | videobuf_poll_stream(file, &fh->mpegq, wait); -} - -static int -mpeg_mmap(struct file *file, struct vm_area_struct * vma) -{ - struct cx8802_fh *fh = file->private_data; - - return videobuf_mmap_mapper(&fh->mpegq, vma); -} - static const struct v4l2_file_operations mpeg_fops = { .owner = THIS_MODULE, - .open = mpeg_open, - .release = mpeg_release, - .read = mpeg_read, - .poll = mpeg_poll, - .mmap = mpeg_mmap, + .open = v4l2_fh_open, + .release = vb2_fop_release, + .read = vb2_fop_read, + .poll = vb2_fop_poll, + .mmap = vb2_fop_mmap, .unlocked_ioctl = video_ioctl2, }; @@ -1099,12 +1001,12 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, - .vidioc_reqbufs = vidioc_reqbufs, - .vidioc_querybuf = vidioc_querybuf, - .vidioc_qbuf = vidioc_qbuf, - .vidioc_dqbuf = vidioc_dqbuf, - .vidioc_streamon = vidioc_streamon, - .vidioc_streamoff = vidioc_streamoff, + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_s_frequency = vidioc_s_frequency, .vidioc_log_status = vidioc_log_status, .vidioc_enum_input = vidioc_enum_input, @@ -1189,11 +1091,12 @@ static int blackbird_register_video(struct cx8802_dev *dev) { int err; - dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci, - &cx8802_mpeg_template,"mpeg"); + dev->mpeg_dev = cx88_vdev_init(dev->core, dev->pci, + &cx8802_mpeg_template, "mpeg"); dev->mpeg_dev->ctrl_handler = &dev->cxhdl.hdl; video_set_drvdata(dev->mpeg_dev, dev); - err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1); + dev->mpeg_dev->queue = &dev->vb2_mpegq; + err = video_register_device(dev->mpeg_dev, VFL_TYPE_GRABBER, -1); if (err < 0) { printk(KERN_INFO "%s/2: can't register mpeg device\n", dev->core->name); @@ -1210,6 +1113,7 @@ static int cx8802_blackbird_probe(struct cx8802_driver *drv) { struct cx88_core *core = drv->core; struct cx8802_dev *dev = core->dvbdev; + struct vb2_queue *q; int err; dprintk( 1, "%s\n", __func__); @@ -1229,6 +1133,7 @@ static int cx8802_blackbird_probe(struct cx8802_driver *drv) } else { dev->height = 576; } + dev->field = V4L2_FIELD_INTERLACED; dev->cxhdl.port = CX2341X_PORT_STREAMING; dev->cxhdl.width = dev->width; dev->cxhdl.height = dev->height; @@ -1252,11 +1157,28 @@ static int cx8802_blackbird_probe(struct cx8802_driver *drv) cx88_video_mux(core,0); cx2341x_handler_set_50hz(&dev->cxhdl, dev->height == 576); cx2341x_handler_setup(&dev->cxhdl); + + q = &dev->vb2_mpegq; + q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->gfp_flags = GFP_DMA32; + q->min_buffers_needed = 2; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct cx88_buffer); + q->ops = &blackbird_qops; + q->mem_ops = &vb2_dma_sg_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->lock = &core->lock; + + err = vb2_queue_init(q); + if (err < 0) + goto fail_core; + blackbird_register_video(dev); return 0; - fail_core: +fail_core: return err; } diff --git a/drivers/media/pci/cx88/cx88-core.c b/drivers/media/pci/cx88/cx88-core.c index 71630238027b..f02740860970 100644 --- a/drivers/media/pci/cx88/cx88-core.c +++ b/drivers/media/pci/cx88/cx88-core.c @@ -76,11 +76,16 @@ static DEFINE_MUTEX(devlist); static __le32* cx88_risc_field(__le32 *rp, struct scatterlist *sglist, unsigned int offset, u32 sync_line, unsigned int bpl, unsigned int padding, - unsigned int lines, unsigned int lpi) + unsigned int lines, unsigned int lpi, bool jump) { struct scatterlist *sg; unsigned int line,todo,sol; + if (jump) { + (*rp++) = cpu_to_le32(RISC_JUMP); + (*rp++) = 0; + } + /* sync instruction */ if (sync_line != NO_SYNC_LINE) *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line); @@ -147,7 +152,7 @@ int cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, can cause next bpl to start close to a page border. First DMA region may be smaller than PAGE_SIZE */ instructions = fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines); - instructions += 2; + instructions += 4; if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0) return rc; @@ -155,10 +160,10 @@ int cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, rp = risc->cpu; if (UNSET != top_offset) rp = cx88_risc_field(rp, sglist, top_offset, 0, - bpl, padding, lines, 0); + bpl, padding, lines, 0, true); if (UNSET != bottom_offset) rp = cx88_risc_field(rp, sglist, bottom_offset, 0x200, - bpl, padding, lines, 0); + bpl, padding, lines, 0, top_offset == UNSET); /* save pointer to jmp instruction address */ risc->jmp = rp; @@ -179,13 +184,13 @@ int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc, there is no padding and no sync. First DMA region may be smaller than PAGE_SIZE */ instructions = 1 + (bpl * lines) / PAGE_SIZE + lines; - instructions += 1; + instructions += 3; if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0) return rc; /* write risc instructions */ rp = risc->cpu; - rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines, lpi); + rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines, lpi, !lpi); /* save pointer to jmp instruction address */ risc->jmp = rp; @@ -193,37 +198,10 @@ int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc, return 0; } -int cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc, - u32 reg, u32 mask, u32 value) -{ - __le32 *rp; - int rc; - - if ((rc = btcx_riscmem_alloc(pci, risc, 4*16)) < 0) - return rc; - - /* write risc instructions */ - rp = risc->cpu; - *(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ2 | RISC_IMM); - *(rp++) = cpu_to_le32(reg); - *(rp++) = cpu_to_le32(value); - *(rp++) = cpu_to_le32(mask); - *(rp++) = cpu_to_le32(RISC_JUMP); - *(rp++) = cpu_to_le32(risc->dma); - return 0; -} - void -cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf) +cx88_free_buffer(struct vb2_queue *q, struct cx88_buffer *buf) { - struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); - - BUG_ON(in_interrupt()); - videobuf_waiton(q, &buf->vb, 0, 0); - videobuf_dma_unmap(q->dev, dma); - videobuf_dma_free(dma); - btcx_riscmem_free(to_pci_dev(q->dev), &buf->risc); - buf->vb.state = VIDEOBUF_NEEDS_INIT; + btcx_riscmem_free(to_pci_dev(q->drv_priv), &buf->risc); } /* ------------------------------------------------------------------ */ @@ -539,33 +517,12 @@ void cx88_wakeup(struct cx88_core *core, struct cx88_dmaqueue *q, u32 count) { struct cx88_buffer *buf; - int bc; - - for (bc = 0;; bc++) { - if (list_empty(&q->active)) - break; - buf = list_entry(q->active.next, - struct cx88_buffer, vb.queue); - /* count comes from the hw and is is 16bit wide -- - * this trick handles wrap-arounds correctly for - * up to 32767 buffers in flight... */ - if ((s16) (count - buf->count) < 0) - break; - v4l2_get_timestamp(&buf->vb.ts); - dprintk(2,"[%p/%d] wakeup reg=%d buf=%d\n",buf,buf->vb.i, - count, buf->count); - buf->vb.state = VIDEOBUF_DONE; - list_del(&buf->vb.queue); - wake_up(&buf->vb.done); - } - if (list_empty(&q->active)) { - del_timer(&q->timeout); - } else { - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); - } - if (bc != 1) - dprintk(2, "%s: %d buffers handled (should be 1)\n", - __func__, bc); + + buf = list_entry(q->active.next, + struct cx88_buffer, list); + v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE); } void cx88_shutdown(struct cx88_core *core) @@ -1043,6 +1000,7 @@ struct video_device *cx88_vdev_init(struct cx88_core *core, vfd->v4l2_dev = &core->v4l2_dev; vfd->dev_parent = &pci->dev; vfd->release = video_device_release; + vfd->lock = &core->lock; snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", core->name, type, core->board.name); return vfd; @@ -1114,7 +1072,6 @@ EXPORT_SYMBOL(cx88_shutdown); EXPORT_SYMBOL(cx88_risc_buffer); EXPORT_SYMBOL(cx88_risc_databuffer); -EXPORT_SYMBOL(cx88_risc_stopper); EXPORT_SYMBOL(cx88_free_buffer); EXPORT_SYMBOL(cx88_sram_channels); diff --git a/drivers/media/pci/cx88/cx88-dvb.c b/drivers/media/pci/cx88/cx88-dvb.c index 053ed1ba1d85..d7e5c45022c9 100644 --- a/drivers/media/pci/cx88/cx88-dvb.c +++ b/drivers/media/pci/cx88/cx88-dvb.c @@ -82,43 +82,86 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); /* ------------------------------------------------------------------ */ -static int dvb_buf_setup(struct videobuf_queue *q, - unsigned int *count, unsigned int *size) +static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *alloc_ctxs[]) { - struct cx8802_dev *dev = q->priv_data; + struct cx8802_dev *dev = q->drv_priv; + *num_planes = 1; dev->ts_packet_size = 188 * 4; dev->ts_packet_count = dvb_buf_tscnt; - - *size = dev->ts_packet_size * dev->ts_packet_count; - *count = dvb_buf_tscnt; + sizes[0] = dev->ts_packet_size * dev->ts_packet_count; + *num_buffers = dvb_buf_tscnt; return 0; } -static int dvb_buf_prepare(struct videobuf_queue *q, - struct videobuf_buffer *vb, enum v4l2_field field) +static int buffer_prepare(struct vb2_buffer *vb) +{ + struct cx8802_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + + return cx8802_buf_prepare(vb->vb2_queue, dev, buf, dev->field); +} + +static void buffer_finish(struct vb2_buffer *vb) +{ + struct cx8802_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); + + cx88_free_buffer(vb->vb2_queue, buf); + + dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); +} + +static void buffer_queue(struct vb2_buffer *vb) { - struct cx8802_dev *dev = q->priv_data; - return cx8802_buf_prepare(q, dev, (struct cx88_buffer*)vb,field); + struct cx8802_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + + cx8802_buf_queue(dev, buf); } -static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) +static int start_streaming(struct vb2_queue *q, unsigned int count) { - struct cx8802_dev *dev = q->priv_data; - cx8802_buf_queue(dev, (struct cx88_buffer*)vb); + struct cx8802_dev *dev = q->drv_priv; + struct cx88_dmaqueue *dmaq = &dev->mpegq; + struct cx88_buffer *buf; + + buf = list_entry(dmaq->active.next, struct cx88_buffer, list); + cx8802_start_dma(dev, dmaq, buf); + return 0; } -static void dvb_buf_release(struct videobuf_queue *q, - struct videobuf_buffer *vb) +static void stop_streaming(struct vb2_queue *q) { - cx88_free_buffer(q, (struct cx88_buffer*)vb); + struct cx8802_dev *dev = q->drv_priv; + struct cx88_dmaqueue *dmaq = &dev->mpegq; + unsigned long flags; + + cx8802_cancel_buffers(dev); + + spin_lock_irqsave(&dev->slock, flags); + while (!list_empty(&dmaq->active)) { + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); + + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + } + spin_unlock_irqrestore(&dev->slock, flags); } -static const struct videobuf_queue_ops dvb_qops = { - .buf_setup = dvb_buf_setup, - .buf_prepare = dvb_buf_prepare, - .buf_queue = dvb_buf_queue, - .buf_release = dvb_buf_release, +static struct vb2_ops dvb_qops = { + .queue_setup = queue_setup, + .buf_prepare = buffer_prepare, + .buf_finish = buffer_finish, + .buf_queue = buffer_queue, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .start_streaming = start_streaming, + .stop_streaming = stop_streaming, }; /* ------------------------------------------------------------------ */ @@ -130,7 +173,7 @@ static int cx88_dvb_bus_ctrl(struct dvb_frontend* fe, int acquire) int ret = 0; int fe_id; - fe_id = videobuf_dvb_find_frontend(&dev->frontends, fe); + fe_id = vb2_dvb_find_frontend(&dev->frontends, fe); if (!fe_id) { printk(KERN_ERR "%s() No frontend found\n", __func__); return -EINVAL; @@ -154,8 +197,8 @@ static int cx88_dvb_bus_ctrl(struct dvb_frontend* fe, int acquire) static void cx88_dvb_gate_ctrl(struct cx88_core *core, int open) { - struct videobuf_dvb_frontends *f; - struct videobuf_dvb_frontend *fe; + struct vb2_dvb_frontends *f; + struct vb2_dvb_frontend *fe; if (!core->dvbdev) return; @@ -166,9 +209,9 @@ static void cx88_dvb_gate_ctrl(struct cx88_core *core, int open) return; if (f->gate <= 1) /* undefined or fe0 */ - fe = videobuf_dvb_get_frontend(f, 1); + fe = vb2_dvb_get_frontend(f, 1); else - fe = videobuf_dvb_get_frontend(f, f->gate); + fe = vb2_dvb_get_frontend(f, f->gate); if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl) fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open); @@ -565,7 +608,7 @@ static const struct xc5000_config dvico_fusionhdtv7_tuner_config = { static int attach_xc3028(u8 addr, struct cx8802_dev *dev) { struct dvb_frontend *fe; - struct videobuf_dvb_frontend *fe0 = NULL; + struct vb2_dvb_frontend *fe0 = NULL; struct xc2028_ctrl ctl; struct xc2028_config cfg = { .i2c_adap = &dev->core->i2c_adap, @@ -574,7 +617,7 @@ static int attach_xc3028(u8 addr, struct cx8802_dev *dev) }; /* Get the first frontend */ - fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1); + fe0 = vb2_dvb_get_frontend(&dev->frontends, 1); if (!fe0) return -EINVAL; @@ -611,10 +654,10 @@ static int attach_xc3028(u8 addr, struct cx8802_dev *dev) static int attach_xc4000(struct cx8802_dev *dev, struct xc4000_config *cfg) { struct dvb_frontend *fe; - struct videobuf_dvb_frontend *fe0 = NULL; + struct vb2_dvb_frontend *fe0 = NULL; /* Get the first frontend */ - fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1); + fe0 = vb2_dvb_get_frontend(&dev->frontends, 1); if (!fe0) return -EINVAL; @@ -745,7 +788,7 @@ static const struct stv0288_config tevii_tuner_earda_config = { static int cx8802_alloc_frontends(struct cx8802_dev *dev) { struct cx88_core *core = dev->core; - struct videobuf_dvb_frontend *fe = NULL; + struct vb2_dvb_frontend *fe = NULL; int i; mutex_init(&dev->frontends.lock); @@ -757,10 +800,10 @@ static int cx8802_alloc_frontends(struct cx8802_dev *dev) printk(KERN_INFO "%s() allocating %d frontend(s)\n", __func__, core->board.num_frontends); for (i = 1; i <= core->board.num_frontends; i++) { - fe = videobuf_dvb_alloc_frontend(&dev->frontends, i); + fe = vb2_dvb_alloc_frontend(&dev->frontends, i); if (!fe) { printk(KERN_ERR "%s() failed to alloc\n", __func__); - videobuf_dvb_dealloc_frontends(&dev->frontends); + vb2_dvb_dealloc_frontends(&dev->frontends); return -ENOMEM; } } @@ -958,7 +1001,7 @@ static const struct stv0299_config samsung_stv0299_config = { static int dvb_register(struct cx8802_dev *dev) { struct cx88_core *core = dev->core; - struct videobuf_dvb_frontend *fe0, *fe1 = NULL; + struct vb2_dvb_frontend *fe0, *fe1 = NULL; int mfe_shared = 0; /* bus not shared by default */ int res = -EINVAL; @@ -968,7 +1011,7 @@ static int dvb_register(struct cx8802_dev *dev) } /* Get the first frontend */ - fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1); + fe0 = vb2_dvb_get_frontend(&dev->frontends, 1); if (!fe0) goto frontend_detach; @@ -1046,7 +1089,7 @@ static int dvb_register(struct cx8802_dev *dev) goto frontend_detach; } /* MFE frontend 2 */ - fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2); + fe1 = vb2_dvb_get_frontend(&dev->frontends, 2); if (!fe1) goto frontend_detach; /* DVB-T init */ @@ -1415,7 +1458,7 @@ static int dvb_register(struct cx8802_dev *dev) goto frontend_detach; } /* MFE frontend 2 */ - fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2); + fe1 = vb2_dvb_get_frontend(&dev->frontends, 2); if (!fe1) goto frontend_detach; /* DVB-T Init */ @@ -1594,7 +1637,7 @@ static int dvb_register(struct cx8802_dev *dev) call_all(core, core, s_power, 0); /* register everything */ - res = videobuf_dvb_register_bus(&dev->frontends, THIS_MODULE, dev, + res = vb2_dvb_register_bus(&dev->frontends, THIS_MODULE, dev, &dev->pci->dev, adapter_nr, mfe_shared); if (res) goto frontend_detach; @@ -1602,7 +1645,7 @@ static int dvb_register(struct cx8802_dev *dev) frontend_detach: core->gate_ctrl = NULL; - videobuf_dvb_dealloc_frontends(&dev->frontends); + vb2_dvb_dealloc_frontends(&dev->frontends); return res; } @@ -1697,7 +1740,7 @@ static int cx8802_dvb_probe(struct cx8802_driver *drv) struct cx88_core *core = drv->core; struct cx8802_dev *dev = drv->core->dvbdev; int err; - struct videobuf_dvb_frontend *fe; + struct vb2_dvb_frontend *fe; int i; dprintk( 1, "%s\n", __func__); @@ -1726,19 +1769,31 @@ static int cx8802_dvb_probe(struct cx8802_driver *drv) err = -ENODEV; for (i = 1; i <= core->board.num_frontends; i++) { - fe = videobuf_dvb_get_frontend(&core->dvbdev->frontends, i); + struct vb2_queue *q; + + fe = vb2_dvb_get_frontend(&core->dvbdev->frontends, i); if (fe == NULL) { printk(KERN_ERR "%s() failed to get frontend(%d)\n", __func__, i); goto fail_probe; } - videobuf_queue_sg_init(&fe->dvb.dvbq, &dvb_qops, - &dev->pci->dev, &dev->slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_TOP, - sizeof(struct cx88_buffer), - dev, NULL); - /* init struct videobuf_dvb */ + q = &fe->dvb.dvbq; + q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->gfp_flags = GFP_DMA32; + q->min_buffers_needed = 2; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct cx88_buffer); + q->ops = &dvb_qops; + q->mem_ops = &vb2_dma_sg_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->lock = &core->lock; + + err = vb2_queue_init(q); + if (err < 0) + goto fail_probe; + + /* init struct vb2_dvb */ fe->dvb.name = dev->core->name; } @@ -1749,7 +1804,7 @@ static int cx8802_dvb_probe(struct cx8802_driver *drv) core->name, err); return err; fail_probe: - videobuf_dvb_dealloc_frontends(&core->dvbdev->frontends); + vb2_dvb_dealloc_frontends(&core->dvbdev->frontends); fail_core: return err; } @@ -1761,7 +1816,7 @@ static int cx8802_dvb_remove(struct cx8802_driver *drv) dprintk( 1, "%s\n", __func__); - videobuf_dvb_unregister_bus(&dev->frontends); + vb2_dvb_unregister_bus(&dev->frontends); vp3054_i2c_remove(dev); diff --git a/drivers/media/pci/cx88/cx88-mpeg.c b/drivers/media/pci/cx88/cx88-mpeg.c index 5f59901b2460..7986ee037b83 100644 --- a/drivers/media/pci/cx88/cx88-mpeg.c +++ b/drivers/media/pci/cx88/cx88-mpeg.c @@ -86,21 +86,21 @@ static LIST_HEAD(cx8802_devlist); static DEFINE_MUTEX(cx8802_mutex); /* ------------------------------------------------------------------ */ -static int cx8802_start_dma(struct cx8802_dev *dev, +int cx8802_start_dma(struct cx8802_dev *dev, struct cx88_dmaqueue *q, struct cx88_buffer *buf) { struct cx88_core *core = dev->core; dprintk(1, "cx8802_start_dma w: %d, h: %d, f: %d\n", - buf->vb.width, buf->vb.height, buf->vb.field); + dev->width, dev->height, dev->field); /* setup fifo + format */ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28], dev->ts_packet_size, buf->risc.dma); /* write TS length to chip */ - cx_write(MO_TS_LNGTH, buf->vb.width); + cx_write(MO_TS_LNGTH, dev->ts_packet_size); /* FIXME: this needs a review. * also: move to cx88-blackbird + cx88-dvb source files? */ @@ -212,47 +212,35 @@ static int cx8802_restart_queue(struct cx8802_dev *dev, if (list_empty(&q->active)) return 0; - buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); + buf = list_entry(q->active.next, struct cx88_buffer, list); dprintk(2,"restart_queue [%p/%d]: restart dma\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); cx8802_start_dma(dev, q, buf); - list_for_each_entry(buf, &q->active, vb.queue) + list_for_each_entry(buf, &q->active, list) buf->count = q->count++; - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); return 0; } /* ------------------------------------------------------------------ */ -int cx8802_buf_prepare(struct videobuf_queue *q, struct cx8802_dev *dev, +int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev, struct cx88_buffer *buf, enum v4l2_field field) { int size = dev->ts_packet_size * dev->ts_packet_count; - struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(&buf->vb, 0); int rc; - dprintk(1, "%s: %p\n", __func__, buf); - if (0 != buf->vb.baddr && buf->vb.bsize < size) + if (vb2_plane_size(&buf->vb, 0) < size) return -EINVAL; + vb2_set_plane_payload(&buf->vb, 0, size); - if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { - buf->vb.width = dev->ts_packet_size; - buf->vb.height = dev->ts_packet_count; - buf->vb.size = size; - buf->vb.field = field /*V4L2_FIELD_TOP*/; - - if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) - goto fail; - cx88_risc_databuffer(dev->pci, &buf->risc, - dma->sglist, - buf->vb.width, buf->vb.height, 0); - } - buf->vb.state = VIDEOBUF_PREPARED; - return 0; + rc = dma_map_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); + if (!rc) + return -EIO; - fail: - cx88_free_buffer(q,buf); - return rc; + cx88_risc_databuffer(dev->pci, &buf->risc, sgt->sgl, + dev->ts_packet_size, dev->ts_packet_count, 0); + return 0; } void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf) @@ -261,35 +249,33 @@ void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf) struct cx88_dmaqueue *cx88q = &dev->mpegq; dprintk( 1, "cx8802_buf_queue\n" ); - /* add jump to stopper */ - buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); - buf->risc.jmp[1] = cpu_to_le32(cx88q->stopper.dma); + /* add jump to start */ + buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8); + buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); + buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8); if (list_empty(&cx88q->active)) { dprintk( 1, "queue is empty - first active\n" ); - list_add_tail(&buf->vb.queue,&cx88q->active); - cx8802_start_dma(dev, cx88q, buf); - buf->vb.state = VIDEOBUF_ACTIVE; + list_add_tail(&buf->list, &cx88q->active); buf->count = cx88q->count++; - mod_timer(&cx88q->timeout, jiffies+BUFFER_TIMEOUT); dprintk(1,"[%p/%d] %s - first active\n", - buf, buf->vb.i, __func__); + buf, buf->vb.v4l2_buf.index, __func__); } else { + buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); dprintk( 1, "queue is not empty - append to active\n" ); - prev = list_entry(cx88q->active.prev, struct cx88_buffer, vb.queue); - list_add_tail(&buf->vb.queue,&cx88q->active); - buf->vb.state = VIDEOBUF_ACTIVE; + prev = list_entry(cx88q->active.prev, struct cx88_buffer, list); + list_add_tail(&buf->list, &cx88q->active); buf->count = cx88q->count++; prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); dprintk( 1, "[%p/%d] %s - append to active\n", - buf, buf->vb.i, __func__); + buf, buf->vb.v4l2_buf.index, __func__); } } /* ----------------------------------------------------------- */ -static void do_cancel_buffers(struct cx8802_dev *dev, const char *reason, int restart) +static void do_cancel_buffers(struct cx8802_dev *dev) { struct cx88_dmaqueue *q = &dev->mpegq; struct cx88_buffer *buf; @@ -297,41 +283,18 @@ static void do_cancel_buffers(struct cx8802_dev *dev, const char *reason, int re spin_lock_irqsave(&dev->slock,flags); while (!list_empty(&q->active)) { - buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); - list_del(&buf->vb.queue); - buf->vb.state = VIDEOBUF_ERROR; - wake_up(&buf->vb.done); - dprintk(1,"[%p/%d] %s - dma=0x%08lx\n", - buf, buf->vb.i, reason, (unsigned long)buf->risc.dma); - } - if (restart) - { - dprintk(1, "restarting queue\n" ); - cx8802_restart_queue(dev,q); + buf = list_entry(q->active.next, struct cx88_buffer, list); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); } spin_unlock_irqrestore(&dev->slock,flags); } void cx8802_cancel_buffers(struct cx8802_dev *dev) { - struct cx88_dmaqueue *q = &dev->mpegq; - dprintk( 1, "cx8802_cancel_buffers" ); - del_timer_sync(&q->timeout); - cx8802_stop_dma(dev); - do_cancel_buffers(dev,"cancel",0); -} - -static void cx8802_timeout(unsigned long data) -{ - struct cx8802_dev *dev = (struct cx8802_dev*)data; - - dprintk(1, "%s\n",__func__); - - if (debug) - cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]); cx8802_stop_dma(dev); - do_cancel_buffers(dev,"timeout",1); + do_cancel_buffers(dev); } static const char * cx88_mpeg_irqs[32] = { @@ -377,19 +340,11 @@ static void cx8802_mpeg_irq(struct cx8802_dev *dev) spin_unlock(&dev->slock); } - /* risc2 y */ - if (status & 0x10) { - spin_lock(&dev->slock); - cx8802_restart_queue(dev,&dev->mpegq); - spin_unlock(&dev->slock); - } - /* other general errors */ if (status & 0x1f0100) { dprintk( 0, "general errors: 0x%08x\n", status & 0x1f0100 ); spin_lock(&dev->slock); cx8802_stop_dma(dev); - cx8802_restart_queue(dev,&dev->mpegq); spin_unlock(&dev->slock); } } @@ -456,11 +411,6 @@ static int cx8802_init_common(struct cx8802_dev *dev) /* init dma queue */ INIT_LIST_HEAD(&dev->mpegq.active); - dev->mpegq.timeout.function = cx8802_timeout; - dev->mpegq.timeout.data = (unsigned long)dev; - init_timer(&dev->mpegq.timeout); - cx88_risc_stopper(dev->pci,&dev->mpegq.stopper, - MO_TS_DMACNTRL,0x11,0x00); /* get irq */ err = request_irq(dev->pci->irq, cx8802_irq, @@ -485,9 +435,6 @@ static void cx8802_fini_common(struct cx8802_dev *dev) /* unregister stuff */ free_irq(dev->pci->irq, dev); - - /* free memory */ - btcx_riscmem_free(dev->pci,&dev->mpegq.stopper); } /* ----------------------------------------------------------- */ @@ -504,7 +451,6 @@ static int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state) dprintk( 2, "suspend\n" ); printk("%s: suspend mpeg\n", core->name); cx8802_stop_dma(dev); - del_timer(&dev->mpegq.timeout); } spin_unlock_irqrestore(&dev->slock, flags); @@ -872,6 +818,7 @@ module_pci_driver(cx8802_pci_driver); EXPORT_SYMBOL(cx8802_buf_prepare); EXPORT_SYMBOL(cx8802_buf_queue); EXPORT_SYMBOL(cx8802_cancel_buffers); +EXPORT_SYMBOL(cx8802_start_dma); EXPORT_SYMBOL(cx8802_register_driver); EXPORT_SYMBOL(cx8802_unregister_driver); diff --git a/drivers/media/pci/cx88/cx88-vbi.c b/drivers/media/pci/cx88/cx88-vbi.c index f8f8389c0362..26a15331cc10 100644 --- a/drivers/media/pci/cx88/cx88-vbi.c +++ b/drivers/media/pci/cx88/cx88-vbi.c @@ -6,10 +6,6 @@ #include "cx88.h" -static unsigned int vbibufs = 4; -module_param(vbibufs,int,0644); -MODULE_PARM_DESC(vbibufs,"number of vbi buffers, range 2-32"); - static unsigned int vbi_debug; module_param(vbi_debug,int,0644); MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]"); @@ -22,8 +18,7 @@ MODULE_PARM_DESC(vbi_debug,"enable debug messages [vbi]"); int cx8800_vbi_fmt (struct file *file, void *priv, struct v4l2_format *f) { - struct cx8800_fh *fh = priv; - struct cx8800_dev *dev = fh->dev; + struct cx8800_dev *dev = video_drvdata(file); f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; @@ -54,7 +49,7 @@ static int cx8800_start_vbi_dma(struct cx8800_dev *dev, /* setup fifo + format */ cx88_sram_channel_setup(dev->core, &cx88_sram_channels[SRAM_CH24], - buf->vb.width, buf->risc.dma); + VBI_LINE_LENGTH, buf->risc.dma); cx_write(MO_VBOS_CONTROL, ( (1 << 18) | // comb filter delay fixup (1 << 15) | // enable vbi capture @@ -78,7 +73,7 @@ static int cx8800_start_vbi_dma(struct cx8800_dev *dev, return 0; } -int cx8800_stop_vbi_dma(struct cx8800_dev *dev) +void cx8800_stop_vbi_dma(struct cx8800_dev *dev) { struct cx88_core *core = dev->core; @@ -91,7 +86,6 @@ int cx8800_stop_vbi_dma(struct cx8800_dev *dev) /* disable irqs */ cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT); cx_clear(MO_VID_INTMSK, 0x0f0088); - return 0; } int cx8800_restart_vbi_queue(struct cx8800_dev *dev, @@ -102,144 +96,133 @@ int cx8800_restart_vbi_queue(struct cx8800_dev *dev, if (list_empty(&q->active)) return 0; - buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); + buf = list_entry(q->active.next, struct cx88_buffer, list); dprintk(2,"restart_queue [%p/%d]: restart dma\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); cx8800_start_vbi_dma(dev, q, buf); - list_for_each_entry(buf, &q->active, vb.queue) + list_for_each_entry(buf, &q->active, list) buf->count = q->count++; - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); return 0; } -void cx8800_vbi_timeout(unsigned long data) -{ - struct cx8800_dev *dev = (struct cx8800_dev*)data; - struct cx88_core *core = dev->core; - struct cx88_dmaqueue *q = &dev->vbiq; - struct cx88_buffer *buf; - unsigned long flags; - - cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH24]); - - cx_clear(MO_VID_DMACNTRL, 0x88); - cx_clear(VID_CAPTURE_CONTROL, 0x18); - - spin_lock_irqsave(&dev->slock,flags); - while (!list_empty(&q->active)) { - buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); - list_del(&buf->vb.queue); - buf->vb.state = VIDEOBUF_ERROR; - wake_up(&buf->vb.done); - printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", dev->core->name, - buf, buf->vb.i, (unsigned long)buf->risc.dma); - } - cx8800_restart_vbi_queue(dev,q); - spin_unlock_irqrestore(&dev->slock,flags); -} - /* ------------------------------------------------------------------ */ -static int -vbi_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) +static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *alloc_ctxs[]) { - *size = VBI_LINE_COUNT * VBI_LINE_LENGTH * 2; - if (0 == *count) - *count = vbibufs; - if (*count < 2) - *count = 2; - if (*count > 32) - *count = 32; + *num_planes = 1; + sizes[0] = VBI_LINE_COUNT * VBI_LINE_LENGTH * 2; return 0; } -static int -vbi_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, - enum v4l2_field field) + +static int buffer_prepare(struct vb2_buffer *vb) { - struct cx8800_fh *fh = q->priv_data; - struct cx8800_dev *dev = fh->dev; - struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); + struct cx8800_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); unsigned int size; int rc; size = VBI_LINE_COUNT * VBI_LINE_LENGTH * 2; - if (0 != buf->vb.baddr && buf->vb.bsize < size) + if (vb2_plane_size(vb, 0) < size) return -EINVAL; + vb2_set_plane_payload(vb, 0, size); - if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { - struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); - buf->vb.width = VBI_LINE_LENGTH; - buf->vb.height = VBI_LINE_COUNT; - buf->vb.size = size; - buf->vb.field = V4L2_FIELD_SEQ_TB; - - if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) - goto fail; - cx88_risc_buffer(dev->pci, &buf->risc, - dma->sglist, - 0, buf->vb.width * buf->vb.height, - buf->vb.width, 0, - buf->vb.height); - } - buf->vb.state = VIDEOBUF_PREPARED; + rc = dma_map_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); + if (!rc) + return -EIO; + + cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, + 0, VBI_LINE_LENGTH * VBI_LINE_COUNT, + VBI_LINE_LENGTH, 0, + VBI_LINE_COUNT); return 0; +} - fail: - cx88_free_buffer(q,buf); - return rc; +static void buffer_finish(struct vb2_buffer *vb) +{ + struct cx8800_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); + + cx88_free_buffer(vb->vb2_queue, buf); + + dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); } -static void -vbi_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) +static void buffer_queue(struct vb2_buffer *vb) { - struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); + struct cx8800_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); struct cx88_buffer *prev; - struct cx8800_fh *fh = vq->priv_data; - struct cx8800_dev *dev = fh->dev; struct cx88_dmaqueue *q = &dev->vbiq; - /* add jump to stopper */ - buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); - buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma); + /* add jump to start */ + buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8); + buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); + buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8); if (list_empty(&q->active)) { - list_add_tail(&buf->vb.queue,&q->active); + list_add_tail(&buf->list, &q->active); cx8800_start_vbi_dma(dev, q, buf); - buf->vb.state = VIDEOBUF_ACTIVE; buf->count = q->count++; - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); dprintk(2,"[%p/%d] vbi_queue - first active\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); } else { - prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue); - list_add_tail(&buf->vb.queue,&q->active); - buf->vb.state = VIDEOBUF_ACTIVE; + buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); + prev = list_entry(q->active.prev, struct cx88_buffer, list); + list_add_tail(&buf->list, &q->active); buf->count = q->count++; prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); dprintk(2,"[%p/%d] buffer_queue - append to active\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); } } -static void vbi_release(struct videobuf_queue *q, struct videobuf_buffer *vb) +static int start_streaming(struct vb2_queue *q, unsigned int count) { - struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); + struct cx8800_dev *dev = q->drv_priv; + struct cx88_dmaqueue *dmaq = &dev->vbiq; + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); - cx88_free_buffer(q,buf); + cx8800_start_vbi_dma(dev, dmaq, buf); + return 0; } -const struct videobuf_queue_ops cx8800_vbi_qops = { - .buf_setup = vbi_setup, - .buf_prepare = vbi_prepare, - .buf_queue = vbi_queue, - .buf_release = vbi_release, -}; +static void stop_streaming(struct vb2_queue *q) +{ + struct cx8800_dev *dev = q->drv_priv; + struct cx88_core *core = dev->core; + struct cx88_dmaqueue *dmaq = &dev->vbiq; + unsigned long flags; -/* ------------------------------------------------------------------ */ -/* - * Local variables: - * c-basic-offset: 8 - * End: - */ + cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); + + cx_clear(MO_VID_DMACNTRL, 0x11); + cx_clear(VID_CAPTURE_CONTROL, 0x06); + cx8800_stop_vbi_dma(dev); + spin_lock_irqsave(&dev->slock, flags); + while (!list_empty(&dmaq->active)) { + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); + + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); + } + spin_unlock_irqrestore(&dev->slock, flags); +} + +const struct vb2_ops cx8800_vbi_qops = { + .queue_setup = queue_setup, + .buf_prepare = buffer_prepare, + .buf_finish = buffer_finish, + .buf_queue = buffer_queue, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .start_streaming = start_streaming, + .stop_streaming = stop_streaming, +}; diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index a1d704235478..9887da52c455 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -70,10 +70,6 @@ static unsigned int irq_debug; module_param(irq_debug,int,0644); MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); -static unsigned int vid_limit = 16; -module_param(vid_limit,int,0644); -MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes"); - #define dprintk(level,fmt, arg...) if (video_debug >= level) \ printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg) @@ -297,56 +293,6 @@ enum { CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls), }; -/* ------------------------------------------------------------------- */ -/* resource management */ - -static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit) -{ - struct cx88_core *core = dev->core; - if (fh->resources & bit) - /* have it already allocated */ - return 1; - - /* is it free? */ - mutex_lock(&core->lock); - if (dev->resources & bit) { - /* no, someone else uses it */ - mutex_unlock(&core->lock); - return 0; - } - /* it's free, grab it */ - fh->resources |= bit; - dev->resources |= bit; - dprintk(1,"res: get %d\n",bit); - mutex_unlock(&core->lock); - return 1; -} - -static -int res_check(struct cx8800_fh *fh, unsigned int bit) -{ - return (fh->resources & bit); -} - -static -int res_locked(struct cx8800_dev *dev, unsigned int bit) -{ - return (dev->resources & bit); -} - -static -void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits) -{ - struct cx88_core *core = dev->core; - BUG_ON((fh->resources & bits) != bits); - - mutex_lock(&core->lock); - fh->resources &= ~bits; - dev->resources &= ~bits; - dprintk(1,"res: put %d\n",bits); - mutex_unlock(&core->lock); -} - /* ------------------------------------------------------------------ */ int cx88_video_mux(struct cx88_core *core, unsigned int input) @@ -419,7 +365,7 @@ static int start_video_dma(struct cx8800_dev *dev, /* setup fifo + format */ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21], buf->bpl, buf->risc.dma); - cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field); + cx88_set_scale(core, dev->width, dev->height, dev->field); cx_write(MO_COLOR_CTRL, dev->fmt->cxformat | ColorFormatGamma); /* reset counter */ @@ -473,373 +419,206 @@ static int restart_video_queue(struct cx8800_dev *dev, struct cx88_buffer *buf; if (!list_empty(&q->active)) { - buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); + buf = list_entry(q->active.next, struct cx88_buffer, list); dprintk(2,"restart_queue [%p/%d]: restart dma\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); start_video_dma(dev, q, buf); - list_for_each_entry(buf, &q->active, vb.queue) + list_for_each_entry(buf, &q->active, list) buf->count = q->count++; - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); } return 0; } /* ------------------------------------------------------------------ */ -static int -buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) +static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], void *alloc_ctxs[]) { - struct cx8800_fh *fh = q->priv_data; - struct cx8800_dev *dev = fh->dev; - - *size = dev->fmt->depth * dev->width * dev->height >> 3; - if (0 == *count) - *count = 32; - if (*size * *count > vid_limit * 1024 * 1024) - *count = (vid_limit * 1024 * 1024) / *size; + struct cx8800_dev *dev = q->drv_priv; + + *num_planes = 1; + sizes[0] = (dev->fmt->depth * dev->width * dev->height) >> 3; return 0; } -static int -buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, - enum v4l2_field field) +static int buffer_prepare(struct vb2_buffer *vb) { - struct cx8800_fh *fh = q->priv_data; - struct cx8800_dev *dev = fh->dev; + struct cx8800_dev *dev = vb->vb2_queue->drv_priv; struct cx88_core *core = dev->core; - struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); - struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); int rc; - BUG_ON(NULL == dev->fmt); - if (dev->width < 48 || dev->width > norm_maxw(core->tvnorm) || - dev->height < 32 || dev->height > norm_maxh(core->tvnorm)) - return -EINVAL; - buf->vb.size = (dev->width * dev->height * dev->fmt->depth) >> 3; - if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) + buf->bpl = dev->width * dev->fmt->depth >> 3; + + if (vb2_plane_size(vb, 0) < dev->height * buf->bpl) return -EINVAL; + vb2_set_plane_payload(vb, 0, dev->height * buf->bpl); - buf->vb.width = dev->width; - buf->vb.height = dev->height; - buf->vb.field = field; - if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { - if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) - goto fail; - } + rc = dma_map_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); + if (!rc) + return -EIO; - buf->bpl = buf->vb.width * dev->fmt->depth >> 3; - switch (buf->vb.field) { + switch (dev->field) { case V4L2_FIELD_TOP: cx88_risc_buffer(dev->pci, &buf->risc, - dma->sglist, 0, UNSET, - buf->bpl, 0, buf->vb.height); + sgt->sgl, 0, UNSET, + buf->bpl, 0, dev->height); break; case V4L2_FIELD_BOTTOM: cx88_risc_buffer(dev->pci, &buf->risc, - dma->sglist, UNSET, 0, - buf->bpl, 0, buf->vb.height); + sgt->sgl, UNSET, 0, + buf->bpl, 0, dev->height); break; case V4L2_FIELD_SEQ_TB: cx88_risc_buffer(dev->pci, &buf->risc, - dma->sglist, - 0, buf->bpl * (buf->vb.height >> 1), + sgt->sgl, + 0, buf->bpl * (dev->height >> 1), buf->bpl, 0, - buf->vb.height >> 1); + dev->height >> 1); break; case V4L2_FIELD_SEQ_BT: cx88_risc_buffer(dev->pci, &buf->risc, - dma->sglist, - buf->bpl * (buf->vb.height >> 1), 0, + sgt->sgl, + buf->bpl * (dev->height >> 1), 0, buf->bpl, 0, - buf->vb.height >> 1); + dev->height >> 1); break; case V4L2_FIELD_INTERLACED: default: cx88_risc_buffer(dev->pci, &buf->risc, - dma->sglist, 0, buf->bpl, + sgt->sgl, 0, buf->bpl, buf->bpl, buf->bpl, - buf->vb.height >> 1); + dev->height >> 1); break; } dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", - buf, buf->vb.i, + buf, buf->vb.v4l2_buf.index, dev->width, dev->height, dev->fmt->depth, dev->fmt->name, (unsigned long)buf->risc.dma); - - buf->vb.state = VIDEOBUF_PREPARED; return 0; +} + +static void buffer_finish(struct vb2_buffer *vb) +{ + struct cx8800_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); + struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); + + cx88_free_buffer(vb->vb2_queue, buf); - fail: - cx88_free_buffer(q,buf); - return rc; + dma_unmap_sg(&dev->pci->dev, sgt->sgl, sgt->nents, DMA_FROM_DEVICE); } -static void -buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) +static void buffer_queue(struct vb2_buffer *vb) { - struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); + struct cx8800_dev *dev = vb->vb2_queue->drv_priv; + struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); struct cx88_buffer *prev; - struct cx8800_fh *fh = vq->priv_data; - struct cx8800_dev *dev = fh->dev; struct cx88_core *core = dev->core; struct cx88_dmaqueue *q = &dev->vidq; - /* add jump to stopper */ - buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); - buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma); + /* add jump to start */ + buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8); + buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); + buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8); if (list_empty(&q->active)) { - list_add_tail(&buf->vb.queue,&q->active); + list_add_tail(&buf->list, &q->active); start_video_dma(dev, q, buf); - buf->vb.state = VIDEOBUF_ACTIVE; buf->count = q->count++; - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); dprintk(2,"[%p/%d] buffer_queue - first active\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); } else { - prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue); - list_add_tail(&buf->vb.queue, &q->active); - buf->vb.state = VIDEOBUF_ACTIVE; + buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); + prev = list_entry(q->active.prev, struct cx88_buffer, list); + list_add_tail(&buf->list, &q->active); buf->count = q->count++; prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); dprintk(2, "[%p/%d] buffer_queue - append to active\n", - buf, buf->vb.i); + buf, buf->vb.v4l2_buf.index); } } -static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) +static int start_streaming(struct vb2_queue *q, unsigned int count) { - struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); + struct cx8800_dev *dev = q->drv_priv; + struct cx88_dmaqueue *dmaq = &dev->vidq; + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); - cx88_free_buffer(q,buf); + start_video_dma(dev, dmaq, buf); + return 0; } -static const struct videobuf_queue_ops cx8800_video_qops = { - .buf_setup = buffer_setup, - .buf_prepare = buffer_prepare, - .buf_queue = buffer_queue, - .buf_release = buffer_release, -}; - -/* ------------------------------------------------------------------ */ - +static void stop_streaming(struct vb2_queue *q) +{ + struct cx8800_dev *dev = q->drv_priv; + struct cx88_core *core = dev->core; + struct cx88_dmaqueue *dmaq = &dev->vidq; + unsigned long flags; -/* ------------------------------------------------------------------ */ + cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); -static struct videobuf_queue *get_queue(struct file *file) -{ - struct video_device *vdev = video_devdata(file); - struct cx8800_fh *fh = file->private_data; + cx_clear(MO_VID_DMACNTRL, 0x11); + cx_clear(VID_CAPTURE_CONTROL, 0x06); + spin_lock_irqsave(&dev->slock, flags); + while (!list_empty(&dmaq->active)) { + struct cx88_buffer *buf = list_entry(dmaq->active.next, + struct cx88_buffer, list); - switch (vdev->vfl_type) { - case VFL_TYPE_GRABBER: - return &fh->vidq; - case VFL_TYPE_VBI: - return &fh->vbiq; - default: - BUG(); + list_del(&buf->list); + vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); } + spin_unlock_irqrestore(&dev->slock, flags); } -static int get_resource(struct file *file) -{ - struct video_device *vdev = video_devdata(file); +static struct vb2_ops cx8800_video_qops = { + .queue_setup = queue_setup, + .buf_prepare = buffer_prepare, + .buf_finish = buffer_finish, + .buf_queue = buffer_queue, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .start_streaming = start_streaming, + .stop_streaming = stop_streaming, +}; - switch (vdev->vfl_type) { - case VFL_TYPE_GRABBER: - return RESOURCE_VIDEO; - case VFL_TYPE_VBI: - return RESOURCE_VBI; - default: - BUG(); - } -} +/* ------------------------------------------------------------------ */ -static int video_open(struct file *file) +static int radio_open(struct file *file) { - struct video_device *vdev = video_devdata(file); struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; - struct cx8800_fh *fh; - enum v4l2_buf_type type = 0; - int radio = 0; - - switch (vdev->vfl_type) { - case VFL_TYPE_GRABBER: - type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - break; - case VFL_TYPE_VBI: - type = V4L2_BUF_TYPE_VBI_CAPTURE; - break; - case VFL_TYPE_RADIO: - radio = 1; - break; - } - - dprintk(1, "open dev=%s radio=%d type=%s\n", - video_device_node_name(vdev), radio, v4l2_type_names[type]); + int ret = v4l2_fh_open(file); - /* allocate + initialize per filehandle data */ - fh = kzalloc(sizeof(*fh),GFP_KERNEL); - if (unlikely(!fh)) - return -ENOMEM; - - v4l2_fh_init(&fh->fh, vdev); - file->private_data = fh; - fh->dev = dev; - - mutex_lock(&core->lock); + if (ret) + return ret; - videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops, - &dev->pci->dev, &dev->slock, - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_INTERLACED, - sizeof(struct cx88_buffer), - fh, NULL); - videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops, - &dev->pci->dev, &dev->slock, - V4L2_BUF_TYPE_VBI_CAPTURE, - V4L2_FIELD_SEQ_TB, - sizeof(struct cx88_buffer), - fh, NULL); - - if (vdev->vfl_type == VFL_TYPE_RADIO) { - dprintk(1,"video_open: setting radio device\n"); - cx_write(MO_GP3_IO, core->board.radio.gpio3); - cx_write(MO_GP0_IO, core->board.radio.gpio0); - cx_write(MO_GP1_IO, core->board.radio.gpio1); - cx_write(MO_GP2_IO, core->board.radio.gpio2); - if (core->board.radio.audioroute) { - if (core->sd_wm8775) { - call_all(core, audio, s_routing, + cx_write(MO_GP3_IO, core->board.radio.gpio3); + cx_write(MO_GP0_IO, core->board.radio.gpio0); + cx_write(MO_GP1_IO, core->board.radio.gpio1); + cx_write(MO_GP2_IO, core->board.radio.gpio2); + if (core->board.radio.audioroute) { + if (core->sd_wm8775) { + call_all(core, audio, s_routing, core->board.radio.audioroute, 0, 0); - } - /* "I2S ADC mode" */ - core->tvaudio = WW_I2SADC; - cx88_set_tvaudio(core); - } else { - /* FM Mode */ - core->tvaudio = WW_FM; - cx88_set_tvaudio(core); - cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); } - call_all(core, tuner, s_radio); - } - - core->users++; - mutex_unlock(&core->lock); - v4l2_fh_add(&fh->fh); - - return 0; -} - -static ssize_t -video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) -{ - struct video_device *vdev = video_devdata(file); - struct cx8800_fh *fh = file->private_data; - - switch (vdev->vfl_type) { - case VFL_TYPE_GRABBER: - if (res_locked(fh->dev,RESOURCE_VIDEO)) - return -EBUSY; - return videobuf_read_one(&fh->vidq, data, count, ppos, - file->f_flags & O_NONBLOCK); - case VFL_TYPE_VBI: - if (!res_get(fh->dev,fh,RESOURCE_VBI)) - return -EBUSY; - return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1, - file->f_flags & O_NONBLOCK); - default: - BUG(); - } -} - -static unsigned int -video_poll(struct file *file, struct poll_table_struct *wait) -{ - struct video_device *vdev = video_devdata(file); - struct cx8800_fh *fh = file->private_data; - struct cx88_buffer *buf; - unsigned int rc = v4l2_ctrl_poll(file, wait); - - if (vdev->vfl_type == VFL_TYPE_VBI) { - if (!res_get(fh->dev,fh,RESOURCE_VBI)) - return rc | POLLERR; - return rc | videobuf_poll_stream(file, &fh->vbiq, wait); - } - mutex_lock(&fh->vidq.vb_lock); - if (res_check(fh,RESOURCE_VIDEO)) { - /* streaming capture */ - if (list_empty(&fh->vidq.stream)) - goto done; - buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream); + /* "I2S ADC mode" */ + core->tvaudio = WW_I2SADC; + cx88_set_tvaudio(core); } else { - /* read() capture */ - buf = (struct cx88_buffer*)fh->vidq.read_buf; - if (NULL == buf) - goto done; + /* FM Mode */ + core->tvaudio = WW_FM; + cx88_set_tvaudio(core); + cx88_set_stereo(core, V4L2_TUNER_MODE_STEREO, 1); } - poll_wait(file, &buf->vb.done, wait); - if (buf->vb.state == VIDEOBUF_DONE || - buf->vb.state == VIDEOBUF_ERROR) - rc |= POLLIN|POLLRDNORM; -done: - mutex_unlock(&fh->vidq.vb_lock); - return rc; -} - -static int video_release(struct file *file) -{ - struct cx8800_fh *fh = file->private_data; - struct cx8800_dev *dev = fh->dev; - - /* turn off overlay */ - if (res_check(fh, RESOURCE_OVERLAY)) { - /* FIXME */ - res_free(dev,fh,RESOURCE_OVERLAY); - } - - /* stop video capture */ - if (res_check(fh, RESOURCE_VIDEO)) { - videobuf_queue_cancel(&fh->vidq); - res_free(dev,fh,RESOURCE_VIDEO); - } - if (fh->vidq.read_buf) { - buffer_release(&fh->vidq,fh->vidq.read_buf); - kfree(fh->vidq.read_buf); - } - - /* stop vbi capture */ - if (res_check(fh, RESOURCE_VBI)) { - videobuf_stop(&fh->vbiq); - res_free(dev,fh,RESOURCE_VBI); - } - - videobuf_mmap_free(&fh->vidq); - videobuf_mmap_free(&fh->vbiq); - - mutex_lock(&dev->core->lock); - v4l2_fh_del(&fh->fh); - v4l2_fh_exit(&fh->fh); - file->private_data = NULL; - kfree(fh); - - dev->core->users--; - if (!dev->core->users) - call_all(dev->core, core, s_power, 0); - mutex_unlock(&dev->core->lock); - + call_all(core, tuner, s_radio); return 0; } -static int -video_mmap(struct file *file, struct vm_area_struct * vma) -{ - return videobuf_mmap_mapper(get_queue(file), vma); -} - /* ------------------------------------------------------------------ */ /* VIDEO CTRL IOCTLS */ @@ -942,12 +721,11 @@ static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl) static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { - struct cx8800_fh *fh = priv; - struct cx8800_dev *dev = fh->dev; + struct cx8800_dev *dev = video_drvdata(file); f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; - f->fmt.pix.field = fh->vidq.field; + f->fmt.pix.field = dev->field; f->fmt.pix.pixelformat = dev->fmt->fourcc; f->fmt.pix.bytesperline = (f->fmt.pix.width * dev->fmt->depth) >> 3; @@ -960,7 +738,8 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; const struct cx8800_fmt *fmt; enum v4l2_field field; unsigned int maxw, maxh; @@ -1004,8 +783,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { - struct cx8800_fh *fh = priv; - struct cx8800_dev *dev = fh->dev; + struct cx8800_dev *dev = video_drvdata(file); int err = vidioc_try_fmt_vid_cap (file,priv,f); if (0 != err) @@ -1013,7 +791,7 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); dev->width = f->fmt.pix.width; dev->height = f->fmt.pix.height; - fh->vidq.field = f->fmt.pix.field; + dev->field = f->fmt.pix.field; return 0; } @@ -1047,8 +825,8 @@ EXPORT_SYMBOL(cx88_querycap); static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { - struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev; - struct cx88_core *core = dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; strcpy(cap->driver, "cx8800"); sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); @@ -1068,64 +846,10 @@ static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, return 0; } -static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p) -{ - return videobuf_reqbufs(get_queue(file), p); -} - -static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p) -{ - return videobuf_querybuf(get_queue(file), p); -} - -static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p) -{ - return videobuf_qbuf(get_queue(file), p); -} - -static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p) -{ - return videobuf_dqbuf(get_queue(file), p, - file->f_flags & O_NONBLOCK); -} - -static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) -{ - struct video_device *vdev = video_devdata(file); - struct cx8800_fh *fh = priv; - struct cx8800_dev *dev = fh->dev; - - if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) || - (vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE)) - return -EINVAL; - - if (unlikely(!res_get(dev, fh, get_resource(file)))) - return -EBUSY; - return videobuf_streamon(get_queue(file)); -} - -static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) -{ - struct video_device *vdev = video_devdata(file); - struct cx8800_fh *fh = priv; - struct cx8800_dev *dev = fh->dev; - int err, res; - - if ((vdev->vfl_type == VFL_TYPE_GRABBER && i != V4L2_BUF_TYPE_VIDEO_CAPTURE) || - (vdev->vfl_type == VFL_TYPE_VBI && i != V4L2_BUF_TYPE_VBI_CAPTURE)) - return -EINVAL; - - res = get_resource(file); - err = videobuf_streamoff(get_queue(file)); - if (err < 0) - return err; - res_free(dev,fh,res); - return 0; -} - static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; *tvnorm = core->tvnorm; return 0; @@ -1133,11 +857,10 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm) static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; - mutex_lock(&core->lock); cx88_set_tvnorm(core, tvnorms); - mutex_unlock(&core->lock); return 0; } @@ -1176,13 +899,15 @@ EXPORT_SYMBOL(cx88_enum_input); static int vidioc_enum_input (struct file *file, void *priv, struct v4l2_input *i) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; return cx88_enum_input (core,i); } static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; *i = core->input; return 0; @@ -1190,24 +915,24 @@ static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) static int vidioc_s_input (struct file *file, void *priv, unsigned int i) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (i >= 4) return -EINVAL; if (0 == INPUT(i).type) return -EINVAL; - mutex_lock(&core->lock); cx88_newstation(core); cx88_video_mux(core,i); - mutex_unlock(&core->lock); return 0; } static int vidioc_g_tuner (struct file *file, void *priv, struct v4l2_tuner *t) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; u32 reg; if (unlikely(UNSET == core->board.tuner_type)) @@ -1229,7 +954,8 @@ static int vidioc_g_tuner (struct file *file, void *priv, static int vidioc_s_tuner (struct file *file, void *priv, const struct v4l2_tuner *t) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (UNSET == core->board.tuner_type) return -EINVAL; @@ -1243,8 +969,8 @@ static int vidioc_s_tuner (struct file *file, void *priv, static int vidioc_g_frequency (struct file *file, void *priv, struct v4l2_frequency *f) { - struct cx8800_fh *fh = priv; - struct cx88_core *core = fh->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; @@ -1268,7 +994,6 @@ int cx88_set_freq (struct cx88_core *core, if (unlikely(f->tuner != 0)) return -EINVAL; - mutex_lock(&core->lock); cx88_newstation(core); call_all(core, tuner, s_frequency, f); call_all(core, tuner, g_frequency, &new_freq); @@ -1278,8 +1003,6 @@ int cx88_set_freq (struct cx88_core *core, msleep (10); cx88_set_tvaudio(core); - mutex_unlock(&core->lock); - return 0; } EXPORT_SYMBOL(cx88_set_freq); @@ -1287,8 +1010,8 @@ EXPORT_SYMBOL(cx88_set_freq); static int vidioc_s_frequency (struct file *file, void *priv, const struct v4l2_frequency *f) { - struct cx8800_fh *fh = priv; - struct cx88_core *core = fh->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; return cx88_set_freq(core, f); } @@ -1297,7 +1020,8 @@ static int vidioc_s_frequency (struct file *file, void *priv, static int vidioc_g_register (struct file *file, void *fh, struct v4l2_dbg_register *reg) { - struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; /* cx2388x has a 24-bit register space */ reg->val = cx_read(reg->reg & 0xfffffc); @@ -1308,7 +1032,8 @@ static int vidioc_g_register (struct file *file, void *fh, static int vidioc_s_register (struct file *file, void *fh, const struct v4l2_dbg_register *reg) { - struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; cx_write(reg->reg & 0xfffffc, reg->val); return 0; @@ -1322,7 +1047,8 @@ static int vidioc_s_register (struct file *file, void *fh, static int radio_g_tuner (struct file *file, void *priv, struct v4l2_tuner *t) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (unlikely(t->index > 0)) return -EINVAL; @@ -1336,7 +1062,8 @@ static int radio_g_tuner (struct file *file, void *priv, static int radio_s_tuner (struct file *file, void *priv, const struct v4l2_tuner *t) { - struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; + struct cx8800_dev *dev = video_drvdata(file); + struct cx88_core *core = dev->core; if (0 != t->index) return -EINVAL; @@ -1347,32 +1074,6 @@ static int radio_s_tuner (struct file *file, void *priv, /* ----------------------------------------------------------- */ -static void cx8800_vid_timeout(unsigned long data) -{ - struct cx8800_dev *dev = (struct cx8800_dev*)data; - struct cx88_core *core = dev->core; - struct cx88_dmaqueue *q = &dev->vidq; - struct cx88_buffer *buf; - unsigned long flags; - - cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); - - cx_clear(MO_VID_DMACNTRL, 0x11); - cx_clear(VID_CAPTURE_CONTROL, 0x06); - - spin_lock_irqsave(&dev->slock,flags); - while (!list_empty(&q->active)) { - buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); - list_del(&buf->vb.queue); - buf->vb.state = VIDEOBUF_ERROR; - wake_up(&buf->vb.done); - printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name, - buf, buf->vb.i, (unsigned long)buf->risc.dma); - } - restart_video_queue(dev,q); - spin_unlock_irqrestore(&dev->slock,flags); -} - static const char *cx88_vid_irqs[32] = { "y_risci1", "u_risci1", "v_risci1", "vbi_risc1", "y_risci2", "u_risci2", "v_risci2", "vbi_risc2", @@ -1419,22 +1120,6 @@ static void cx8800_vid_irq(struct cx8800_dev *dev) cx88_wakeup(core, &dev->vbiq, count); spin_unlock(&dev->slock); } - - /* risc2 y */ - if (status & 0x10) { - dprintk(2,"stopper video\n"); - spin_lock(&dev->slock); - restart_video_queue(dev,&dev->vidq); - spin_unlock(&dev->slock); - } - - /* risc2 vbi */ - if (status & 0x80) { - dprintk(2,"stopper vbi\n"); - spin_lock(&dev->slock); - cx8800_restart_vbi_queue(dev,&dev->vbiq); - spin_unlock(&dev->slock); - } } static irqreturn_t cx8800_irq(int irq, void *dev_id) @@ -1473,11 +1158,11 @@ static irqreturn_t cx8800_irq(int irq, void *dev_id) static const struct v4l2_file_operations video_fops = { .owner = THIS_MODULE, - .open = video_open, - .release = video_release, - .read = video_read, - .poll = video_poll, - .mmap = video_mmap, + .open = v4l2_fh_open, + .release = vb2_fop_release, + .read = vb2_fop_read, + .poll = vb2_fop_poll, + .mmap = vb2_fop_mmap, .unlocked_ioctl = video_ioctl2, }; @@ -1487,17 +1172,17 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, - .vidioc_reqbufs = vidioc_reqbufs, - .vidioc_querybuf = vidioc_querybuf, - .vidioc_qbuf = vidioc_qbuf, - .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, .vidioc_g_std = vidioc_g_std, .vidioc_s_std = vidioc_s_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, - .vidioc_streamon = vidioc_streamon, - .vidioc_streamoff = vidioc_streamoff, + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, @@ -1522,17 +1207,17 @@ static const struct v4l2_ioctl_ops vbi_ioctl_ops = { .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt, .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt, .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt, - .vidioc_reqbufs = vidioc_reqbufs, - .vidioc_querybuf = vidioc_querybuf, - .vidioc_qbuf = vidioc_qbuf, - .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, .vidioc_g_std = vidioc_g_std, .vidioc_s_std = vidioc_s_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, - .vidioc_streamon = vidioc_streamon, - .vidioc_streamoff = vidioc_streamoff, + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, @@ -1553,9 +1238,9 @@ static const struct video_device cx8800_vbi_template = { static const struct v4l2_file_operations radio_fops = { .owner = THIS_MODULE, - .open = video_open, + .open = radio_open, .poll = v4l2_ctrl_poll, - .release = video_release, + .release = v4l2_fh_release, .unlocked_ioctl = video_ioctl2, }; @@ -1619,6 +1304,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev, { struct cx8800_dev *dev; struct cx88_core *core; + struct vb2_queue *q; int err; int i; @@ -1660,19 +1346,9 @@ static int cx8800_initdev(struct pci_dev *pci_dev, /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); - dev->vidq.timeout.function = cx8800_vid_timeout; - dev->vidq.timeout.data = (unsigned long)dev; - init_timer(&dev->vidq.timeout); - cx88_risc_stopper(dev->pci,&dev->vidq.stopper, - MO_VID_DMACNTRL,0x11,0x00); /* init vbi dma queues */ INIT_LIST_HEAD(&dev->vbiq.active); - dev->vbiq.timeout.function = cx8800_vbi_timeout; - dev->vbiq.timeout.data = (unsigned long)dev; - init_timer(&dev->vbiq.timeout); - cx88_risc_stopper(dev->pci,&dev->vbiq.stopper, - MO_VID_DMACNTRL,0x88,0x00); /* get irq */ err = request_irq(pci_dev->irq, cx8800_irq, @@ -1763,6 +1439,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev, dev->width = 320; dev->height = 240; + dev->field = V4L2_FIELD_INTERLACED; dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); /* initial device configuration */ @@ -1772,11 +1449,44 @@ static int cx8800_initdev(struct pci_dev *pci_dev, v4l2_ctrl_handler_setup(&core->audio_hdl); cx88_video_mux(core, 0); + q = &dev->vb2_vidq; + q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->gfp_flags = GFP_DMA32; + q->min_buffers_needed = 2; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct cx88_buffer); + q->ops = &cx8800_video_qops; + q->mem_ops = &vb2_dma_sg_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->lock = &core->lock; + + err = vb2_queue_init(q); + if (err < 0) + goto fail_unreg; + + q = &dev->vb2_vbiq; + q->type = V4L2_BUF_TYPE_VBI_CAPTURE; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; + q->gfp_flags = GFP_DMA32; + q->min_buffers_needed = 2; + q->drv_priv = dev; + q->buf_struct_size = sizeof(struct cx88_buffer); + q->ops = &cx8800_vbi_qops; + q->mem_ops = &vb2_dma_sg_memops; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->lock = &core->lock; + + err = vb2_queue_init(q); + if (err < 0) + goto fail_unreg; + /* register v4l devices */ dev->video_dev = cx88_vdev_init(core,dev->pci, &cx8800_video_template,"video"); video_set_drvdata(dev->video_dev, dev); dev->video_dev->ctrl_handler = &core->video_hdl; + dev->video_dev->queue = &dev->vb2_vidq; err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, video_nr[core->nr]); if (err < 0) { @@ -1789,6 +1499,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev, dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi"); video_set_drvdata(dev->vbi_dev, dev); + dev->vbi_dev->queue = &dev->vb2_vbiq; err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, vbi_nr[core->nr]); if (err < 0) { @@ -1862,7 +1573,6 @@ static void cx8800_finidev(struct pci_dev *pci_dev) cx8800_unregister_video(dev); /* free memory */ - btcx_riscmem_free(dev->pci,&dev->vidq.stopper); cx88_core_put(core,dev->pci); kfree(dev); } @@ -1879,12 +1589,10 @@ static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state) if (!list_empty(&dev->vidq.active)) { printk("%s/0: suspend video\n", core->name); stop_video_dma(dev); - del_timer(&dev->vidq.timeout); } if (!list_empty(&dev->vbiq.active)) { printk("%s/0: suspend vbi\n", core->name); cx8800_stop_vbi_dma(dev); - del_timer(&dev->vbiq.timeout); } spin_unlock_irqrestore(&dev->slock, flags); diff --git a/drivers/media/pci/cx88/cx88.h b/drivers/media/pci/cx88/cx88.h index 77ec5427a986..2dadaa6f0d95 100644 --- a/drivers/media/pci/cx88/cx88.h +++ b/drivers/media/pci/cx88/cx88.h @@ -29,9 +29,9 @@ #include <media/v4l2-fh.h> #include <media/tuner.h> #include <media/tveeprom.h> -#include <media/videobuf-dma-sg.h> +#include <media/videobuf2-dma-sg.h> #include <media/cx2341x.h> -#include <media/videobuf-dvb.h> +#include <media/videobuf2-dvb.h> #include <media/ir-kbd-i2c.h> #include <media/wm8775.h> @@ -41,7 +41,7 @@ #include <linux/mutex.h> -#define CX88_VERSION "0.0.9" +#define CX88_VERSION "1.0.0" #define UNSET (-1U) @@ -95,13 +95,13 @@ enum cx8802_board_access { static inline unsigned int norm_maxw(v4l2_std_id norm) { - return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768; + return 720; } static inline unsigned int norm_maxh(v4l2_std_id norm) { - return (norm & V4L2_STD_625_50) ? 576 : 480; + return (norm & V4L2_STD_525_60) ? 480 : 576; } /* ----------------------------------------------------------- */ @@ -314,7 +314,8 @@ enum cx88_tvaudio { /* buffer for one video frame */ struct cx88_buffer { /* common v4l buffer stuff -- must be first */ - struct videobuf_buffer vb; + struct vb2_buffer vb; + struct list_head list; /* cx88 specific */ unsigned int bpl; @@ -324,8 +325,6 @@ struct cx88_buffer { struct cx88_dmaqueue { struct list_head active; - struct timer_list timeout; - struct btcx_riscmem stopper; u32 count; }; @@ -393,8 +392,6 @@ struct cx88_core { struct mutex lock; /* various v4l controls */ u32 freq; - int users; - int mpeg_users; /* cx88-video needs to access cx8802 for hybrid tuner pll access. */ struct cx8802_dev *dvbdev; @@ -457,18 +454,6 @@ struct cx8802_dev; /* ----------------------------------------------------------- */ /* function 0: video stuff */ -struct cx8800_fh { - struct v4l2_fh fh; - struct cx8800_dev *dev; - unsigned int resources; - - /* video capture */ - struct videobuf_queue vidq; - - /* vbi capture */ - struct videobuf_queue vbiq; -}; - struct cx8800_suspend_state { int disabled; }; @@ -489,10 +474,13 @@ struct cx8800_dev { const struct cx8800_fmt *fmt; unsigned int width, height; + unsigned field; /* capture queues */ struct cx88_dmaqueue vidq; + struct vb2_queue vb2_vidq; struct cx88_dmaqueue vbiq; + struct vb2_queue vb2_vbiq; /* various v4l controls */ @@ -508,12 +496,6 @@ struct cx8800_dev { /* ----------------------------------------------------------- */ /* function 2: mpeg stuff */ -struct cx8802_fh { - struct v4l2_fh fh; - struct cx8802_dev *dev; - struct videobuf_queue mpegq; -}; - struct cx8802_suspend_state { int disabled; }; @@ -557,6 +539,7 @@ struct cx8802_dev { /* dma queues */ struct cx88_dmaqueue mpegq; + struct vb2_queue vb2_mpegq; u32 ts_packet_size; u32 ts_packet_count; @@ -570,6 +553,7 @@ struct cx8802_dev { u32 mailbox; int width; int height; + unsigned field; unsigned char mpeg_active; /* nonzero if mpeg encoder is active */ /* mpeg params */ @@ -578,7 +562,7 @@ struct cx8802_dev { #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB) /* for dvb only */ - struct videobuf_dvb_frontends frontends; + struct vb2_dvb_frontends frontends; #endif #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054) @@ -640,11 +624,8 @@ extern int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc, struct scatterlist *sglist, unsigned int bpl, unsigned int lines, unsigned int lpi); -extern int -cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc, - u32 reg, u32 mask, u32 value); extern void -cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf); +cx88_free_buffer(struct vb2_queue *q, struct cx88_buffer *buf); extern void cx88_risc_disasm(struct cx88_core *core, struct btcx_riscmem *risc); @@ -662,7 +643,7 @@ extern struct video_device *cx88_vdev_init(struct cx88_core *core, struct pci_dev *pci, const struct video_device *template_, const char *type); -extern struct cx88_core* cx88_core_get(struct pci_dev *pci); +extern struct cx88_core *cx88_core_get(struct pci_dev *pci); extern void cx88_core_put(struct cx88_core *core, struct pci_dev *pci); @@ -682,12 +663,10 @@ int cx8800_start_vbi_dma(struct cx8800_dev *dev, struct cx88_dmaqueue *q, struct cx88_buffer *buf); */ -int cx8800_stop_vbi_dma(struct cx8800_dev *dev); -int cx8800_restart_vbi_queue(struct cx8800_dev *dev, - struct cx88_dmaqueue *q); -void cx8800_vbi_timeout(unsigned long data); +void cx8800_stop_vbi_dma(struct cx8800_dev *dev); +int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q); -extern const struct videobuf_queue_ops cx8800_vbi_qops; +extern const struct vb2_ops cx8800_vbi_qops; /* ----------------------------------------------------------- */ /* cx88-i2c.c */ @@ -737,14 +716,17 @@ extern void cx88_i2c_init_ir(struct cx88_core *core); /* ----------------------------------------------------------- */ /* cx88-mpeg.c */ -int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev, +int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev, struct cx88_buffer *buf, enum v4l2_field field); void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf); void cx8802_cancel_buffers(struct cx8802_dev *dev); +int cx8802_start_dma(struct cx8802_dev *dev, + struct cx88_dmaqueue *q, + struct cx88_buffer *buf); /* ----------------------------------------------------------- */ /* cx88-video.c*/ -int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i); +int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i); int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f); int cx88_video_mux(struct cx88_core *core, unsigned int input); void cx88_querycap(struct file *file, struct cx88_core *core, |
