/* * * device driver for Conexant 2388x based TV cards * video4linux video interface * * (c) 2003-04 Gerd Knorr [SuSE Labs] * * (c) 2005-2006 Mauro Carvalho Chehab * - Multituner support * - video_ioctl2 conversion * - PAL/M fixes * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include #include #include #include #include #include #include #include #include #include "cx88.h" #include #include #include #include MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards"); MODULE_AUTHOR("Gerd Knorr [SuSE Labs]"); MODULE_LICENSE("GPL"); MODULE_VERSION(CX88_VERSION); /* ------------------------------------------------------------------ */ static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; module_param_array(video_nr, int, NULL, 0444); module_param_array(vbi_nr, int, NULL, 0444); module_param_array(radio_nr, int, NULL, 0444); MODULE_PARM_DESC(video_nr,"video device numbers"); MODULE_PARM_DESC(vbi_nr,"vbi device numbers"); MODULE_PARM_DESC(radio_nr,"radio device numbers"); static unsigned int video_debug; module_param(video_debug,int,0644); MODULE_PARM_DESC(video_debug,"enable debug messages [video]"); 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) /* ------------------------------------------------------------------- */ /* static data */ static const struct cx8800_fmt formats[] = { { .name = "8 bpp, gray", .fourcc = V4L2_PIX_FMT_GREY, .cxformat = ColorFormatY8, .depth = 8, .flags = FORMAT_FLAGS_PACKED, },{ .name = "15 bpp RGB, le", .fourcc = V4L2_PIX_FMT_RGB555, .cxformat = ColorFormatRGB15, .depth = 16, .flags = FORMAT_FLAGS_PACKED, },{ .name = "15 bpp RGB, be", .fourcc = V4L2_PIX_FMT_RGB555X, .cxformat = ColorFormatRGB15 | ColorFormatBSWAP, .depth = 16, .flags = FORMAT_FLAGS_PACKED, },{ .name = "16 bpp RGB, le", .fourcc = V4L2_PIX_FMT_RGB565, .cxformat = ColorFormatRGB16, .depth = 16, .flags = FORMAT_FLAGS_PACKED, },{ .name = "16 bpp RGB, be", .fourcc = V4L2_PIX_FMT_RGB565X, .cxformat = ColorFormatRGB16 | ColorFormatBSWAP, .depth = 16, .flags = FORMAT_FLAGS_PACKED, },{ .name = "24 bpp RGB, le", .fourcc = V4L2_PIX_FMT_BGR24, .cxformat = ColorFormatRGB24, .depth = 24, .flags = FORMAT_FLAGS_PACKED, },{ .name = "32 bpp RGB, le", .fourcc = V4L2_PIX_FMT_BGR32, .cxformat = ColorFormatRGB32, .depth = 32, .flags = FORMAT_FLAGS_PACKED, },{ .name = "32 bpp RGB, be", .fourcc = V4L2_PIX_FMT_RGB32, .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP, .depth = 32, .flags = FORMAT_FLAGS_PACKED, },{ .name = "4:2:2, packed, YUYV", .fourcc = V4L2_PIX_FMT_YUYV, .cxformat = ColorFormatYUY2, .depth = 16, .flags = FORMAT_FLAGS_PACKED, },{ .name = "4:2:2, packed, UYVY", .fourcc = V4L2_PIX_FMT_UYVY, .cxformat = ColorFormatYUY2 | ColorFormatBSWAP, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, }; static const struct cx8800_fmt* format_by_fourcc(unsigned int fourcc) { unsigned int i; for (i = 0; i < ARRAY_SIZE(formats); i++) if (formats[i].fourcc == fourcc) return formats+i; return NULL; } /* ------------------------------------------------------------------- */ struct cx88_ctrl { /* control information */ u32 id; s32 minimum; s32 maximum; u32 step; s32 default_value; /* control register information */ u32 off; u32 reg; u32 sreg; u32 mask; u32 shift; }; static const struct cx88_ctrl cx8800_vid_ctls[] = { /* --- video --- */ { .id = V4L2_CID_BRIGHTNESS, .minimum = 0x00, .maximum = 0xff, .step = 1, .default_value = 0x7f, .off = 128, .reg = MO_CONTR_BRIGHT, .mask = 0x00ff, .shift = 0, },{ .id = V4L2_CID_CONTRAST, .minimum = 0, .maximum = 0xff, .step = 1, .default_value = 0x3f, .off = 0, .reg = MO_CONTR_BRIGHT, .mask = 0xff00, .shift = 8, },{ .id = V4L2_CID_HUE, .minimum = 0, .maximum = 0xff, .step = 1, .default_value = 0x7f, .off = 128, .reg = MO_HUE, .mask = 0x00ff, .shift = 0, },{ /* strictly, this only describes only U saturation. * V saturation is handled specially through code. */ .id = V4L2_CID_SATURATION, .minimum = 0, .maximum = 0xff, .step = 1, .default_value = 0x7f, .off = 0, .reg = MO_UV_SATURATION, .mask = 0x00ff, .shift = 0, }, { .id = V4L2_CID_SHARPNESS, .minimum = 0, .maximum = 4, .step = 1, .default_value = 0x0, .off = 0, /* NOTE: the value is converted and written to both even and odd registers in the code */ .reg = MO_FILTER_ODD, .mask = 7 << 7, .shift = 7, }, { .id = V4L2_CID_CHROMA_AGC, .minimum = 0, .maximum = 1, .default_value = 0x1, .reg = MO_INPUT_FORMAT, .mask = 1 << 10, .shift = 10, }, { .id = V4L2_CID_COLOR_KILLER, .minimum = 0, .maximum = 1, .default_value = 0x1, .reg = MO_INPUT_FORMAT, .mask = 1 << 9, .shift = 9, }, { .id = V4L2_CID_BAND_STOP_FILTER, .minimum = 0, .maximum = 1, .step = 1, .default_value = 0x0, .off = 0, .reg = MO_HTOTAL, .mask = 3 << 11, .shift = 11, } }; static const struct cx88_ctrl cx8800_aud_ctls[] = { { /* --- audio --- */ .id = V4L2_CID_AUDIO_MUTE, .minimum = 0, .maximum = 1, .default_value = 1, .reg = AUD_VOL_CTL, .sreg = SHADOW_AUD_VOL_CTL, .mask = (1 << 6), .shift = 6, },{ .id = V4L2_CID_AUDIO_VOLUME, .minimum = 0, .maximum = 0x3f, .step = 1, .default_value = 0x3f, .reg = AUD_VOL_CTL, .sreg = SHADOW_AUD_VOL_CTL, .mask = 0x3f, .shift = 0, },{ .id = V4L2_CID_AUDIO_BALANCE, .minimum = 0, .maximum = 0x7f, .step = 1, .default_value = 0x40, .reg = AUD_BAL_CTL, .sreg = SHADOW_AUD_BAL_CTL, .mask = 0x7f, .shift = 0, } }; enum { CX8800_VID_CTLS = ARRAY_SIZE(cx8800_vid_ctls), 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) { /* struct cx88_core *core = dev->core; */ dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n", input, INPUT(input).vmux, INPUT(input).gpio0,INPUT(input).gpio1, INPUT(input).gpio2,INPUT(input).gpio3); core->input = input; cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14); cx_write(MO_GP3_IO, INPUT(input).gpio3); cx_write(MO_GP0_IO, INPUT(input).gpio0); cx_write(MO_GP1_IO, INPUT(input).gpio1); cx_write(MO_GP2_IO, INPUT(input).gpio2); switch (INPUT(input).type) { case CX88_VMUX_SVIDEO: cx_set(MO_AFECFG_IO, 0x00000001); cx_set(MO_INPUT_FORMAT, 0x00010010); cx_set(MO_FILTER_EVEN, 0x00002020); cx_set(MO_FILTER_ODD, 0x00002020); break; default: cx_clear(MO_AFECFG_IO, 0x00000001); cx_clear(MO_INPUT_FORMAT, 0x00010010); cx_clear(MO_FILTER_EVEN, 0x00002020); cx_clear(MO_FILTER_ODD, 0x00002020); break; } /* if there are audioroutes defined, we have an external ADC to deal with audio */ if (INPUT(input).audioroute) { /* The wm8775 module has the "2" route hardwired into the initialization. Some boards may use different routes for different inputs. HVR-1300 surely does */ if (core->sd_wm8775) { call_all(core, audio, s_routing, INPUT(input).audioroute, 0, 0); } /* cx2388's C-ADC is connected to the tuner only. When used with S-Video, that ADC is busy dealing with chroma, so an external must be used for baseband audio */ if (INPUT(input).type != CX88_VMUX_TELEVISION && INPUT(input).type != CX88_VMUX_CABLE) { /* "I2S ADC mode" */ core->tvaudio = WW_I2SADC; cx88_set_tvaudio(core); } else { /* Normal mode */ cx_write(AUD_I2SCNTL, 0x0); cx_clear(AUD_CTL, EN_I2SIN_ENABLE); } } return 0; } EXPORT_SYMBOL(cx88_video_mux); /* ------------------------------------------------------------------ */ static int start_video_dma(struct cx8800_dev *dev, struct cx88_dmaqueue *q, struct cx88_buffer *buf) { struct cx88_core *core = dev->core; /* 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); cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma); /* reset counter */ cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET); q->count = 1; /* enable irqs */ cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT); /* Enables corresponding bits at PCI_INT_STAT: bits 0 to 4: video, audio, transport stream, VIP, Host bit 7: timer bits 8 and 9: DMA complete for: SRC, DST bits 10 and 11: BERR signal asserted for RISC: RD, WR bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB */ cx_set(MO_VID_INTMSK, 0x0f0011); /* enable capture */ cx_set(VID_CAPTURE_CONTROL,0x06); /* start dma */ cx_set(MO_DEV_CNTRL2, (1<<5)); cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */ return 0; } #ifdef CONFIG_PM static int stop_video_dma(struct cx8800_dev *dev) { struct cx88_core *core = dev->core; /* stop dma */ cx_clear(MO_VID_DMACNTRL, 0x11); /* disable capture */ cx_clear(VID_CAPTURE_CONTROL,0x06); /* disable irqs */ cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT); cx_clear(MO_VID_INTMSK, 0x0f0011); return 0; } #endif static int restart_video_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q) { struct cx88_core *core = dev->core; struct cx88_buffer *buf, *prev; if (!list_empty(&q->active)) { buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); dprintk(2,"restart_queue [%p/%d]: restart dma\n", buf, buf->vb.i); start_video_dma(dev, q, buf); list_for_each_entry(buf, &q->active, vb.queue) buf->count = q->count++; mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); return 0; } prev = NULL; for (;;) { if (list_empty(&q->queued)) return 0; buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue); if (NULL == prev) { list_move_tail(&buf->vb.queue, &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] restart_queue - first active\n", buf,buf->vb.i); } else if (prev->vb.width == buf->vb.width && prev->vb.height == buf->vb.height && prev->fmt == buf->fmt) { list_move_tail(&buf->vb.queue, &q->active); buf->vb.state = VIDEOBUF_ACTIVE; buf->count = q->count++; prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); dprintk(2,"[%p/%d] restart_queue - move to active\n", buf,buf->vb.i); } else { return 0; } prev = buf; } } /* ------------------------------------------------------------------ */ static int buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) { 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; return 0; } static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, enum v4l2_field field) { struct cx8800_fh *fh = q->priv_data; struct cx8800_dev *dev = fh->dev; 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); int rc, init_buffer = 0; 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) return -EINVAL; if (buf->fmt != dev->fmt || buf->vb.width != dev->width || buf->vb.height != dev->height || buf->vb.field != field) { buf->fmt = dev->fmt; buf->vb.width = dev->width; buf->vb.height = dev->height; buf->vb.field = field; init_buffer = 1; } if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { init_buffer = 1; if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) goto fail; } if (init_buffer) { buf->bpl = buf->vb.width * buf->fmt->depth >> 3; switch (buf->vb.field) { case V4L2_FIELD_TOP: cx88_risc_buffer(dev->pci, &buf->risc, dma->sglist, 0, UNSET, buf->bpl, 0, buf->vb.height); break; case V4L2_FIELD_BOTTOM: cx88_risc_buffer(dev->pci, &buf->risc, dma->sglist, UNSET, 0, buf->bpl, 0, buf->vb.height); break; case V4L2_FIELD_INTERLACED: cx88_risc_buffer(dev->pci, &buf->risc, dma->sglist, 0, buf->bpl, buf->bpl, buf->bpl, buf->vb.height >> 1); break; case V4L2_FIELD_SEQ_TB: cx88_risc_buffer(dev->pci, &buf->risc, dma->sglist, 0, buf->bpl * (buf->vb.height >> 1), buf->bpl, 0, buf->vb.height >> 1); break; case V4L2_FIELD_SEQ_BT: cx88_risc_buffer(dev->pci, &buf->risc, dma->sglist, buf->bpl * (buf->vb.height >> 1), 0, buf->bpl, 0, buf->vb.height >> 1); break; default: BUG(); } } dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", buf, buf->vb.i, dev->width, dev->height, dev->fmt->depth, dev->fmt->name, (unsigned long)buf->risc.dma); buf->vb.state = VIDEOBUF_PREPARED; return 0; fail: cx88_free_buffer(q,buf); return rc; } static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) { 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); if (!list_empty(&q->queued)) { list_add_tail(&buf->vb.queue,&q->queued); buf->vb.state = VIDEOBUF_QUEUED; dprintk(2,"[%p/%d] buffer_queue - append to queued\n", buf, buf->vb.i); } else if (list_empty(&q->active)) { list_add_tail(&buf->vb.queue,&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); } else { prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue); if (prev->vb.width == buf->vb.width && prev->vb.height == buf->vb.height && prev->fmt == buf->fmt) { list_add_tail(&buf->vb.queue,&q->active); buf->vb.state = VIDEOBUF_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); } else { list_add_tail(&buf->vb.queue,&q->queued); buf->vb.state = VIDEOBUF_QUEUED; dprintk(2,"[%p/%d] buffer_queue - first queued\n", buf, buf->vb.i); } } } static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) { struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); cx88_free_buffer(q,buf); } 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 struct videobuf_queue *get_queue(struct file *file) { struct video_device *vdev = video_devdata(file); struct cx8800_fh *fh = file->private_data; switch (vdev->vfl_type) { case VFL_TYPE_GRABBER: return &fh->vidq; case VFL_TYPE_VBI: return &fh->vbiq; default: BUG(); return NULL; } } static int get_resource(struct file *file) { struct video_device *vdev = video_devdata(file); switch (vdev->vfl_type) { case VFL_TYPE_GRABBER: return RESOURCE_VIDEO; case VFL_TYPE_VBI: return RESOURCE_VBI; default: BUG(); return 0; } } static int video_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]); /* 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); 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, 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(); return 0; } } 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); } else { /* read() capture */ buf = (struct cx88_buffer*)fh->vidq.read_buf; if (NULL == buf) goto done; } 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); 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 */ static int cx8800_s_vid_ctrl(struct v4l2_ctrl *ctrl) { struct cx88_core *core = container_of(ctrl->handler, struct cx88_core, video_hdl); const struct cx88_ctrl *cc = ctrl->priv; u32 value, mask; mask = cc->mask; switch (ctrl->id) { case V4L2_CID_SATURATION: /* special v_sat handling */ value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; if (core->tvnorm & V4L2_STD_SECAM) { /* For SECAM, both U and V sat should be equal */ value = value << 8 | value; } else { /* Keeps U Saturation proportional to V Sat */ value = (value * 0x5a) / 0x7f << 8 | value; } mask = 0xffff; break; case V4L2_CID_SHARPNESS: /* 0b000, 0b100, 0b101, 0b110, or 0b111 */ value = (ctrl->val < 1 ? 0 : ((ctrl->val + 3) << 7)); /* needs to be set for both fields */ cx_andor(MO_FILTER_EVEN, mask, value); break; case V4L2_CID_CHROMA_AGC: value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; break; default: value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; break; } dprintk(1, "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", ctrl->id, ctrl->name, ctrl->val, cc->reg, value, mask, cc->sreg ? " [shadowed]" : ""); if (cc->sreg) cx_sandor(cc->sreg, cc->reg, mask, value); else cx_andor(cc->reg, mask, value); return 0; } static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl) { struct cx88_core *core = container_of(ctrl->handler, struct cx88_core, audio_hdl); const struct cx88_ctrl *cc = ctrl->priv; u32 value,mask; /* Pass changes onto any WM8775 */ if (core->sd_wm8775) { switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: wm8775_s_ctrl(core, ctrl->id, ctrl->val); break; case V4L2_CID_AUDIO_VOLUME: wm8775_s_ctrl(core, ctrl->id, (ctrl->val) ? (0x90 + ctrl->val) << 8 : 0); break; case V4L2_CID_AUDIO_BALANCE: wm8775_s_ctrl(core, ctrl->id, ctrl->val << 9); break; default: break; } } mask = cc->mask; switch (ctrl->id) { case V4L2_CID_AUDIO_BALANCE: value = (ctrl->val < 0x40) ? (0x7f - ctrl->val) : (ctrl->val - 0x40); break; case V4L2_CID_AUDIO_VOLUME: value = 0x3f - (ctrl->val & 0x3f); break; default: value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; break; } dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", ctrl->id, ctrl->name, ctrl->val, cc->reg, value, mask, cc->sreg ? " [shadowed]" : ""); if (cc->sreg) cx_sandor(cc->sreg, cc->reg, mask, value); else cx_andor(cc->reg, mask, value); return 0; } /* ------------------------------------------------------------------ */ /* VIDEO IOCTLS */ 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; f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; f->fmt.pix.field = fh->vidq.field; f->fmt.pix.pixelformat = dev->fmt->fourcc; f->fmt.pix.bytesperline = (f->fmt.pix.width * dev->fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } 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; const struct cx8800_fmt *fmt; enum v4l2_field field; unsigned int maxw, maxh; fmt = format_by_fourcc(f->fmt.pix.pixelformat); if (NULL == fmt) return -EINVAL; field = f->fmt.pix.field; maxw = norm_maxw(core->tvnorm); maxh = norm_maxh(core->tvnorm); if (V4L2_FIELD_ANY == field) { field = (f->fmt.pix.height > maxh/2) ? V4L2_FIELD_INTERLACED : V4L2_FIELD_BOTTOM; } switch (field) { case V4L2_FIELD_TOP: case V4L2_FIELD_BOTTOM: maxh = maxh / 2; break; case V4L2_FIELD_INTERLACED: break; default: return -EINVAL; } f->fmt.pix.field = field; v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, &f->fmt.pix.height, 32, maxh, 0, 0); f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; return 0; } 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; int err = vidioc_try_fmt_vid_cap (file,priv,f); if (0 != err) return err; 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; return 0; } void cx88_querycap(struct file *file, struct cx88_core *core, struct v4l2_capability *cap) { struct video_device *vdev = video_devdata(file); strlcpy(cap->card, core->board.name, sizeof(cap->card)); cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; if (UNSET != core->board.tuner_type) cap->device_caps |= V4L2_CAP_TUNER; switch (vdev->vfl_type) { case VFL_TYPE_RADIO: cap->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER; break; case VFL_TYPE_GRABBER: cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; break; case VFL_TYPE_VBI: cap->device_caps |= V4L2_CAP_VBI_CAPTURE; break; } cap->capabilities = cap->device_caps | V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_DEVICE_CAPS; if (core->board.radio.type == CX88_RADIO) cap->capabilities |= V4L2_CAP_RADIO; } 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; strcpy(cap->driver, "cx8800"); sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); cx88_querycap(file, core, cap); return 0; } static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, struct v4l2_fmtdesc *f) { if (unlikely(f->index >= ARRAY_SIZE(formats))) return -EINVAL; strlcpy(f->description,formats[f->index].name,sizeof(f->description)); f->pixelformat = formats[f->index].fourcc; 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; *tvnorm = core->tvnorm; return 0; } static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) { struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; mutex_lock(&core->lock); cx88_set_tvnorm(core, tvnorms); mutex_unlock(&core->lock); return 0; } /* only one input in this sample driver */ int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i) { static const char * const iname[] = { [ CX88_VMUX_COMPOSITE1 ] = "Composite1", [ CX88_VMUX_COMPOSITE2 ] = "Composite2", [ CX88_VMUX_COMPOSITE3 ] = "Composite3", [ CX88_VMUX_COMPOSITE4 ] = "Composite4", [ CX88_VMUX_SVIDEO ] = "S-Video", [ CX88_VMUX_TELEVISION ] = "Television", [ CX88_VMUX_CABLE ] = "Cable TV", [ CX88_VMUX_DVB ] = "DVB", [ CX88_VMUX_DEBUG ] = "for debug only", }; unsigned int n = i->index; if (n >= 4) return -EINVAL; if (0 == INPUT(n).type) return -EINVAL; i->type = V4L2_INPUT_TYPE_CAMERA; strcpy(i->name,iname[INPUT(n).type]); if ((CX88_VMUX_TELEVISION == INPUT(n).type) || (CX88_VMUX_CABLE == INPUT(n).type)) { i->type = V4L2_INPUT_TYPE_TUNER; } i->std = CX88_NORMS; return 0; } 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; 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; *i = core->input; return 0; } static int vidioc_s_input (struct file *file, void *priv, unsigned int i) { struct cx88_core *core = ((struct cx8800_fh *)priv)->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; u32 reg; if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; if (0 != t->index) return -EINVAL; strcpy(t->name, "Television"); t->capability = V4L2_TUNER_CAP_NORM; t->rangehigh = 0xffffffffUL; call_all(core, tuner, g_tuner, t); cx88_get_stereo(core ,t); reg = cx_read(MO_DEVICE_STATUS); t->signal = (reg & (1<<5)) ? 0xffff : 0x0000; return 0; } 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; if (UNSET == core->board.tuner_type) return -EINVAL; if (0 != t->index) return -EINVAL; cx88_set_stereo(core, t->audmode, 1); return 0; } 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; if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; if (f->tuner) return -EINVAL; f->frequency = core->freq; call_all(core, tuner, g_frequency, f); return 0; } int cx88_set_freq (struct cx88_core *core, const struct v4l2_frequency *f) { struct v4l2_frequency new_freq = *f; if (unlikely(UNSET == core->board.tuner_type)) return -EINVAL; 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); core->freq = new_freq.frequency; /* When changing channels it is required to reset TVAUDIO */ msleep (10); cx88_set_tvaudio(core); mutex_unlock(&core->lock); return 0; } 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; return cx88_set_freq(core, f); } #ifdef CONFIG_VIDEO_ADV_DEBUG 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; /* cx2388x has a 24-bit register space */ reg->val = cx_read(reg->reg & 0xfffffc); reg->size = 4; return 0; } 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; cx_write(reg->reg & 0xfffffc, reg->val); return 0; } #endif /* ----------------------------------------------------------- */ /* RADIO ESPECIFIC IOCTLS */ /* ----------------------------------------------------------- */ static int radio_g_tuner (struct file *file, void *priv, struct v4l2_tuner *t) { struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; if (unlikely(t->index > 0)) return -EINVAL; strcpy(t->name, "Radio"); call_all(core, tuner, g_tuner, t); return 0; } 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; if (0 != t->index) return -EINVAL; call_all(core, tuner, s_tuner, t); return 0; } /* ----------------------------------------------------------- */ 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", "y_oflow", "u_oflow", "v_oflow", "vbi_oflow", "y_sync", "u_sync", "v_sync", "vbi_sync", "opc_err", "par_err", "rip_err", "pci_abort", }; static void cx8800_vid_irq(struct cx8800_dev *dev) { struct cx88_core *core = dev->core; u32 status, mask, count; status = cx_read(MO_VID_INTSTAT); mask = cx_read(MO_VID_INTMSK); if (0 == (status & mask)) return; cx_write(MO_VID_INTSTAT, status); if (irq_debug || (status & mask & ~0xff)) cx88_print_irqbits(core->name, "irq vid", cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs), status, mask); /* risc op code error */ if (status & (1 << 16)) { printk(KERN_WARNING "%s/0: video risc op code error\n",core->name); cx_clear(MO_VID_DMACNTRL, 0x11); cx_clear(VID_CAPTURE_CONTROL, 0x06); cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); } /* risc1 y */ if (status & 0x01) { spin_lock(&dev->slock); count = cx_read(MO_VIDY_GPCNT); cx88_wakeup(core, &dev->vidq, count); spin_unlock(&dev->slock); } /* risc1 vbi */ if (status & 0x08) { spin_lock(&dev->slock); count = cx_read(MO_VBI_GPCNT); 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) { struct cx8800_dev *dev = dev_id; struct cx88_core *core = dev->core; u32 status; int loop, handled = 0; for (loop = 0; loop < 10; loop++) { status = cx_read(MO_PCI_INTSTAT) & (core->pci_irqmask | PCI_INT_VIDINT); if (0 == status) goto out; cx_write(MO_PCI_INTSTAT, status); handled = 1; if (status & core->pci_irqmask) cx88_core_irq(core,status); if (status & PCI_INT_VIDINT) cx8800_vid_irq(dev); } if (10 == loop) { printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", core->name); cx_write(MO_PCI_INTMSK,0); } out: return IRQ_RETVAL(handled); } /* ----------------------------------------------------------- */ /* exported stuff */ 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, .unlocked_ioctl = video_ioctl2, }; static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, .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_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_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .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, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif }; static const struct video_device cx8800_video_template = { .name = "cx8800-video", .fops = &video_fops, .ioctl_ops = &video_ioctl_ops, .tvnorms = CX88_NORMS, }; static const struct v4l2_ioctl_ops vbi_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .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_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_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif }; static const struct video_device cx8800_vbi_template = { .name = "cx8800-vbi", .fops = &video_fops, .ioctl_ops = &vbi_ioctl_ops, .tvnorms = CX88_NORMS, }; static const struct v4l2_file_operations radio_fops = { .owner = THIS_MODULE, .open = video_open, .poll = v4l2_ctrl_poll, .release = video_release, .unlocked_ioctl = video_ioctl2, }; static const struct v4l2_ioctl_ops radio_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_g_tuner = radio_g_tuner, .vidioc_s_tuner = radio_s_tuner, .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, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif }; static const struct video_device cx8800_radio_template = { .name = "cx8800-radio", .fops = &radio_fops, .ioctl_ops = &radio_ioctl_ops, }; static const struct v4l2_ctrl_ops cx8800_ctrl_vid_ops = { .s_ctrl = cx8800_s_vid_ctrl, }; static const struct v4l2_ctrl_ops cx8800_ctrl_aud_ops = { .s_ctrl = cx8800_s_aud_ctrl, }; /* ----------------------------------------------------------- */ static void cx8800_unregister_video(struct cx8800_dev *dev) { if (dev->radio_dev) { if (video_is_registered(dev->radio_dev)) video_unregister_device(dev->radio_dev); else video_device_release(dev->radio_dev); dev->radio_dev = NULL; } if (dev->vbi_dev) { if (video_is_registered(dev->vbi_dev)) video_unregister_device(dev->vbi_dev); else video_device_release(dev->vbi_dev); dev->vbi_dev = NULL; } if (dev->video_dev) { if (video_is_registered(dev->video_dev)) video_unregister_device(dev->video_dev); else video_device_release(dev->video_dev); dev->video_dev = NULL; } } static int cx8800_initdev(struct pci_dev *pci_dev, const struct pci_device_id *pci_id) { struct cx8800_dev *dev; struct cx88_core *core; int err; int i; dev = kzalloc(sizeof(*dev),GFP_KERNEL); if (NULL == dev) return -ENOMEM; /* pci init */ dev->pci = pci_dev; if (pci_enable_device(pci_dev)) { err = -EIO; goto fail_free; } core = cx88_core_get(dev->pci); if (NULL == core) { err = -EINVAL; goto fail_free; } dev->core = core; /* print pci info */ dev->pci_rev = pci_dev->revision; pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " "latency: %d, mmio: 0x%llx\n", core->name, pci_name(pci_dev), dev->pci_rev, pci_dev->irq, dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); pci_set_master(pci_dev); if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) { printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name); err = -EIO; goto fail_core; } /* initialize driver struct */ spin_lock_init(&dev->slock); core->tvnorm = V4L2_STD_NTSC_M; /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); INIT_LIST_HEAD(&dev->vidq.queued); 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); INIT_LIST_HEAD(&dev->vbiq.queued); 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, IRQF_SHARED | IRQF_DISABLED, core->name, dev); if (err < 0) { printk(KERN_ERR "%s/0: can't get IRQ %d\n", core->name,pci_dev->irq); goto fail_core; } cx_set(MO_PCI_INTMSK, core->pci_irqmask); for (i = 0; i < CX8800_AUD_CTLS; i++) { const struct cx88_ctrl *cc = &cx8800_aud_ctls[i]; struct v4l2_ctrl *vc; vc = v4l2_ctrl_new_std(&core->audio_hdl, &cx8800_ctrl_aud_ops, cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value); if (vc == NULL) { err = core->audio_hdl.error; goto fail_core; } vc->priv = (void *)cc; } for (i = 0; i < CX8800_VID_CTLS; i++) { const struct cx88_ctrl *cc = &cx8800_vid_ctls[i]; struct v4l2_ctrl *vc; vc = v4l2_ctrl_new_std(&core->video_hdl, &cx8800_ctrl_vid_ops, cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value); if (vc == NULL) { err = core->video_hdl.error; goto fail_core; } vc->priv = (void *)cc; if (vc->id == V4L2_CID_CHROMA_AGC) core->chroma_agc = vc; } v4l2_ctrl_add_handler(&core->video_hdl, &core->audio_hdl, NULL); /* load and configure helper modules */ if (core->board.audio_chip == CX88_AUDIO_WM8775) { struct i2c_board_info wm8775_info = { .type = "wm8775", .addr = 0x36 >> 1, .platform_data = &core->wm8775_data, }; struct v4l2_subdev *sd; if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1) core->wm8775_data.is_nova_s = true; else core->wm8775_data.is_nova_s = false; sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap, &wm8775_info, NULL); if (sd != NULL) { core->sd_wm8775 = sd; sd->grp_id = WM8775_GID; } } if (core->board.audio_chip == CX88_AUDIO_TVAUDIO) { /* This probes for a tda9874 as is used on some Pixelview Ultra boards. */ v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap, "tvaudio", 0, I2C_ADDRS(0xb0 >> 1)); } switch (core->boardnr) { case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: { static const struct i2c_board_info rtc_info = { I2C_BOARD_INFO("isl1208", 0x6f) }; request_module("rtc-isl1208"); core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info); } /* break intentionally omitted */ case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO: request_module("ir-kbd-i2c"); } /* Sets device info at pci_dev */ pci_set_drvdata(pci_dev, dev); dev->width = 320; dev->height = 240; dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); /* initial device configuration */ mutex_lock(&core->lock); cx88_set_tvnorm(core, core->tvnorm); v4l2_ctrl_handler_setup(&core->video_hdl); v4l2_ctrl_handler_setup(&core->audio_hdl); cx88_video_mux(core, 0); /* 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; err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, video_nr[core->nr]); if (err < 0) { printk(KERN_ERR "%s/0: can't register video device\n", core->name); goto fail_unreg; } printk(KERN_INFO "%s/0: registered device %s [v4l2]\n", core->name, video_device_node_name(dev->video_dev)); dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi"); video_set_drvdata(dev->vbi_dev, dev); err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, vbi_nr[core->nr]); if (err < 0) { printk(KERN_ERR "%s/0: can't register vbi device\n", core->name); goto fail_unreg; } printk(KERN_INFO "%s/0: registered device %s\n", core->name, video_device_node_name(dev->vbi_dev)); if (core->board.radio.type == CX88_RADIO) { dev->radio_dev = cx88_vdev_init(core,dev->pci, &cx8800_radio_template,"radio"); video_set_drvdata(dev->radio_dev, dev); dev->radio_dev->ctrl_handler = &core->audio_hdl; err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, radio_nr[core->nr]); if (err < 0) { printk(KERN_ERR "%s/0: can't register radio device\n", core->name); goto fail_unreg; } printk(KERN_INFO "%s/0: registered device %s\n", core->name, video_device_node_name(dev->radio_dev)); } /* start tvaudio thread */ if (core->board.tuner_type != TUNER_ABSENT) { core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio"); if (IS_ERR(core->kthread)) { err = PTR_ERR(core->kthread); printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n", core->name, err); } } mutex_unlock(&core->lock); return 0; fail_unreg: cx8800_unregister_video(dev); free_irq(pci_dev->irq, dev); mutex_unlock(&core->lock); fail_core: cx88_core_put(core,dev->pci); fail_free: kfree(dev); return err; } static void cx8800_finidev(struct pci_dev *pci_dev) { struct cx8800_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; /* stop thread */ if (core->kthread) { kthread_stop(core->kthread); core->kthread = NULL; } if (core->ir) cx88_ir_stop(core); cx88_shutdown(core); /* FIXME */ pci_disable_device(pci_dev); /* unregister stuff */ free_irq(pci_dev->irq, dev); cx8800_unregister_video(dev); pci_set_drvdata(pci_dev, NULL); /* free memory */ btcx_riscmem_free(dev->pci,&dev->vidq.stopper); cx88_core_put(core,dev->pci); kfree(dev); } #ifdef CONFIG_PM static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state) { struct cx8800_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; unsigned long flags; /* stop video+vbi capture */ spin_lock_irqsave(&dev->slock, flags); 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); if (core->ir) cx88_ir_stop(core); /* FIXME -- shutdown device */ cx88_shutdown(core); pci_save_state(pci_dev); if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { pci_disable_device(pci_dev); dev->state.disabled = 1; } return 0; } static int cx8800_resume(struct pci_dev *pci_dev) { struct cx8800_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; unsigned long flags; int err; if (dev->state.disabled) { err=pci_enable_device(pci_dev); if (err) { printk(KERN_ERR "%s/0: can't enable device\n", core->name); return err; } dev->state.disabled = 0; } err= pci_set_power_state(pci_dev, PCI_D0); if (err) { printk(KERN_ERR "%s/0: can't set power state\n", core->name); pci_disable_device(pci_dev); dev->state.disabled = 1; return err; } pci_restore_state(pci_dev); /* FIXME: re-initialize hardware */ cx88_reset(core); if (core->ir) cx88_ir_start(core); cx_set(MO_PCI_INTMSK, core->pci_irqmask); /* restart video+vbi capture */ spin_lock_irqsave(&dev->slock, flags); if (!list_empty(&dev->vidq.active)) { printk("%s/0: resume video\n", core->name); restart_video_queue(dev,&dev->vidq); } if (!list_empty(&dev->vbiq.active)) { printk("%s/0: resume vbi\n", core->name); cx8800_restart_vbi_queue(dev,&dev->vbiq); } spin_unlock_irqrestore(&dev->slock, flags); return 0; } #endif /* ----------------------------------------------------------- */ static const struct pci_device_id cx8800_pci_tbl[] = { { .vendor = 0x14f1, .device = 0x8800, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, },{ /* --- end of list --- */ } }; MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl); static struct pci_driver cx8800_pci_driver = { .name = "cx8800", .id_table = cx8800_pci_tbl, .probe = cx8800_initdev, .remove = cx8800_finidev, #ifdef CONFIG_PM .suspend = cx8800_suspend, .resume = cx8800_resume, #endif }; module_pci_driver(cx8800_pci_driver);