/* * Driver for the Conexant CX23885 PCIe bridge * * Copyright (c) 2007 Steven Toth * * 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 "cx23885.h" #include #include #include "cx23885-ioctl.h" #include "tuner-xc2028.h" #include MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards"); MODULE_AUTHOR("Steven Toth "); MODULE_LICENSE("GPL"); /* ------------------------------------------------------------------ */ static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; static unsigned int vbi_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; static unsigned int radio_nr[] = {[0 ... (CX23885_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...)\ do { if (video_debug >= level)\ printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\ } while (0) /* ------------------------------------------------------------------- */ /* static data */ #define FORMAT_FLAGS_PACKED 0x01 #if 0 static struct cx23885_fmt formats[] = { { .name = "8 bpp, gray", .fourcc = V4L2_PIX_FMT_GREY, .depth = 8, .flags = FORMAT_FLAGS_PACKED, }, { .name = "15 bpp RGB, le", .fourcc = V4L2_PIX_FMT_RGB555, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .name = "15 bpp RGB, be", .fourcc = V4L2_PIX_FMT_RGB555X, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .name = "16 bpp RGB, le", .fourcc = V4L2_PIX_FMT_RGB565, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .name = "16 bpp RGB, be", .fourcc = V4L2_PIX_FMT_RGB565X, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .name = "24 bpp RGB, le", .fourcc = V4L2_PIX_FMT_BGR24, .depth = 24, .flags = FORMAT_FLAGS_PACKED, }, { .name = "32 bpp RGB, le", .fourcc = V4L2_PIX_FMT_BGR32, .depth = 32, .flags = FORMAT_FLAGS_PACKED, }, { .name = "32 bpp RGB, be", .fourcc = V4L2_PIX_FMT_RGB32, .depth = 32, .flags = FORMAT_FLAGS_PACKED, }, { .name = "4:2:2, packed, YUYV", .fourcc = V4L2_PIX_FMT_YUYV, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .name = "4:2:2, packed, UYVY", .fourcc = V4L2_PIX_FMT_UYVY, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, }; #else static struct cx23885_fmt formats[] = { { #if 0 .name = "4:2:2, packed, UYVY", .fourcc = V4L2_PIX_FMT_UYVY, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { #endif .name = "4:2:2, packed, YUYV", .fourcc = V4L2_PIX_FMT_YUYV, .depth = 16, .flags = FORMAT_FLAGS_PACKED, } }; #endif static struct cx23885_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; printk(KERN_ERR "%s(%c%c%c%c) NOT FOUND\n", __func__, (fourcc & 0xff), ((fourcc >> 8) & 0xff), ((fourcc >> 16) & 0xff), ((fourcc >> 24) & 0xff) ); return NULL; } /* ------------------------------------------------------------------- */ static const struct v4l2_queryctrl no_ctl = { .name = "42", .flags = V4L2_CTRL_FLAG_DISABLED, }; static struct cx23885_ctrl cx23885_ctls[] = { /* --- video --- */ { .v = { .id = V4L2_CID_BRIGHTNESS, .name = "Brightness", .minimum = 0x00, .maximum = 0xff, .step = 1, .default_value = 0x7f, .type = V4L2_CTRL_TYPE_INTEGER, }, .off = 128, .reg = LUMA_CTRL, .mask = 0x00ff, .shift = 0, }, { .v = { .id = V4L2_CID_CONTRAST, .name = "Contrast", .minimum = 0, .maximum = 0x7f, .step = 1, .default_value = 0x3f, .type = V4L2_CTRL_TYPE_INTEGER, }, .off = 0, .reg = LUMA_CTRL, .mask = 0xff00, .shift = 8, }, { .v = { .id = V4L2_CID_HUE, .name = "Hue", .minimum = -127, .maximum = 128, .step = 1, .default_value = 0x0, .type = V4L2_CTRL_TYPE_INTEGER, }, .off = 128, .reg = CHROMA_CTRL, .mask = 0xff0000, .shift = 16, }, { /* strictly, this only describes only U saturation. * V saturation is handled specially through code. */ .v = { .id = V4L2_CID_SATURATION, .name = "Saturation", .minimum = 0, .maximum = 0x7f, .step = 1, .default_value = 0x3f, .type = V4L2_CTRL_TYPE_INTEGER, }, .off = 0, .reg = CHROMA_CTRL, .mask = 0x00ff, .shift = 0, }, { /* --- audio --- */ .v = { .id = V4L2_CID_AUDIO_MUTE, .name = "Mute", .minimum = 0, .maximum = 1, .default_value = 1, .type = V4L2_CTRL_TYPE_BOOLEAN, }, .reg = PATH1_CTL1, .mask = (0x1f << 24), .shift = 24, }, { .v = { .id = V4L2_CID_AUDIO_VOLUME, .name = "Volume", .minimum = 0, .maximum = 65535, .step = 65535 / 100, .default_value = 65535, .type = V4L2_CTRL_TYPE_INTEGER, }, .reg = PATH1_VOL_CTL, .mask = 0xff, .shift = 0, } }; static const int CX23885_CTLS = ARRAY_SIZE(cx23885_ctls); /* Must be sorted from low to high control ID! */ static const u32 cx23885_user_ctrls[] = { V4L2_CID_USER_CLASS, V4L2_CID_BRIGHTNESS, V4L2_CID_CONTRAST, V4L2_CID_SATURATION, V4L2_CID_HUE, V4L2_CID_AUDIO_VOLUME, V4L2_CID_AUDIO_MUTE, 0 }; static const u32 *ctrl_classes[] = { cx23885_user_ctrls, NULL }; void cx23885_video_wakeup(struct cx23885_dev *dev, struct cx23885_dmaqueue *q, u32 count) { struct cx23885_buffer *buf; int bc; for (bc = 0;; bc++) { if (list_empty(&q->active)) break; buf = list_entry(q->active.next, struct cx23885_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; do_gettimeofday(&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) printk(KERN_ERR "%s: %d buffers handled (should be 1)\n", __func__, bc); } int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm) { dprintk(1, "%s(norm = 0x%08x) name: [%s]\n", __func__, (unsigned int)norm, v4l2_norm_to_name(norm)); dev->tvnorm = norm; call_all(dev, core, s_std, norm); return 0; } static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev, struct pci_dev *pci, struct video_device *template, char *type) { struct video_device *vfd; dprintk(1, "%s()\n", __func__); vfd = video_device_alloc(); if (NULL == vfd) return NULL; *vfd = *template; vfd->v4l2_dev = &dev->v4l2_dev; vfd->release = video_device_release; snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", cx23885_boards[dev->board].name, type); video_set_drvdata(vfd, dev); return vfd; } static int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl) { int i; if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1) return -EINVAL; for (i = 0; i < CX23885_CTLS; i++) if (cx23885_ctls[i].v.id == qctrl->id) break; if (i == CX23885_CTLS) { *qctrl = no_ctl; return 0; } *qctrl = cx23885_ctls[i].v; return 0; } /* ------------------------------------------------------------------- */ /* resource management */ static int res_get(struct cx23885_dev *dev, struct cx23885_fh *fh, unsigned int bit) { dprintk(1, "%s()\n", __func__); if (fh->resources & bit) /* have it already allocated */ return 1; /* is it free? */ mutex_lock(&dev->lock); if (dev->resources & bit) { /* no, someone else uses it */ mutex_unlock(&dev->lock); return 0; } /* it's free, grab it */ fh->resources |= bit; dev->resources |= bit; dprintk(1, "res: get %d\n", bit); mutex_unlock(&dev->lock); return 1; } static int res_check(struct cx23885_fh *fh, unsigned int bit) { return fh->resources & bit; } static int res_locked(struct cx23885_dev *dev, unsigned int bit) { return dev->resources & bit; } static void res_free(struct cx23885_dev *dev, struct cx23885_fh *fh, unsigned int bits) { BUG_ON((fh->resources & bits) != bits); dprintk(1, "%s()\n", __func__); mutex_lock(&dev->lock); fh->resources &= ~bits; dev->resources &= ~bits; dprintk(1, "res: put %d\n", bits); mutex_unlock(&dev->lock); } static int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data) { /* 8 bit registers, 8 bit values */ u8 buf[] = { reg, data }; struct i2c_msg msg = { .addr = 0x98 >> 1, .flags = 0, .buf = buf, .len = 2 }; return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1); } static u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg) { /* 8 bit registers, 8 bit values */ int ret; u8 b0[] = { reg }; u8 b1[] = { 0 }; struct i2c_msg msg[] = { { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 }, { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 } }; ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2); if (ret != 2) printk(KERN_ERR "%s() error\n", __func__); return b1[0]; } static void cx23885_flatiron_dump(struct cx23885_dev *dev) { int i; dprintk(1, "Flatiron dump\n"); for (i = 0; i < 0x24; i++) { dprintk(1, "FI[%02x] = %02x\n", i, cx23885_flatiron_read(dev, i)); } } static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input) { u8 val; dprintk(1, "%s(input = %d)\n", __func__, input); if (input == 1) val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL; else if (input == 2) val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL; else return -EINVAL; val |= 0x20; /* Enable clock to delta-sigma and dec filter */ cx23885_flatiron_write(dev, CH_PWR_CTRL1, val); /* Wake up */ cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0); if (video_debug) cx23885_flatiron_dump(dev); return 0; } static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input) { dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n", __func__, input, INPUT(input)->vmux, INPUT(input)->gpio0, INPUT(input)->gpio1, INPUT(input)->gpio2, INPUT(input)->gpio3); dev->input = input; if (dev->board == CX23885_BOARD_MYGICA_X8506 || dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 || dev->board == CX23885_BOARD_MYGICA_X8507) { /* Select Analog TV */ if (INPUT(input)->type == CX23885_VMUX_TELEVISION) cx23885_gpio_clear(dev, GPIO_0); } /* Tell the internal A/V decoder */ v4l2_subdev_call(dev->sd_cx25840, video, s_routing, INPUT(input)->vmux, 0, 0); if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) || (dev->board == CX23885_BOARD_MPX885) || (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) || (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850)) { /* Configure audio routing */ v4l2_subdev_call(dev->sd_cx25840, audio, s_routing, INPUT(input)->amux, 0, 0); if (INPUT(input)->amux == CX25840_AUDIO7) cx23885_flatiron_mux(dev, 1); else if (INPUT(input)->amux == CX25840_AUDIO6) cx23885_flatiron_mux(dev, 2); } return 0; } static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input) { dprintk(1, "%s(input=%d)\n", __func__, input); /* The baseband video core of the cx23885 has two audio inputs. * LR1 and LR2. In almost every single case so far only HVR1xxx * cards we've only ever supported LR1. Time to support LR2, * which is available via the optional white breakout header on * the board. * We'll use a could of existing enums in the card struct to allow * devs to specify which baseband input they need, or just default * to what we've always used. */ if (INPUT(input)->amux == CX25840_AUDIO7) cx23885_flatiron_mux(dev, 1); else if (INPUT(input)->amux == CX25840_AUDIO6) cx23885_flatiron_mux(dev, 2); else { /* Not specifically defined, assume the default. */ cx23885_flatiron_mux(dev, 1); } return 0; } /* ------------------------------------------------------------------ */ static int cx23885_start_video_dma(struct cx23885_dev *dev, struct cx23885_dmaqueue *q, struct cx23885_buffer *buf) { dprintk(1, "%s()\n", __func__); /* Stop the dma/fifo before we tamper with it's risc programs */ cx_clear(VID_A_DMA_CTL, 0x11); /* setup fifo + format */ cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01], buf->bpl, buf->risc.dma); /* reset counter */ cx_write(VID_A_GPCNT_CTL, 3); q->count = 1; /* enable irq */ cx23885_irq_add_enable(dev, 0x01); cx_set(VID_A_INT_MSK, 0x000011); /* start dma */ cx_set(DEV_CNTRL2, (1<<5)); cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */ return 0; } static int cx23885_restart_video_queue(struct cx23885_dev *dev, struct cx23885_dmaqueue *q) { struct cx23885_buffer *buf, *prev; struct list_head *item; dprintk(1, "%s()\n", __func__); if (!list_empty(&q->active)) { buf = list_entry(q->active.next, struct cx23885_buffer, vb.queue); dprintk(2, "restart_queue [%p/%d]: restart dma\n", buf, buf->vb.i); cx23885_start_video_dma(dev, q, buf); list_for_each(item, &q->active) { buf = list_entry(item, struct cx23885_buffer, 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 cx23885_buffer, vb.queue); if (NULL == prev) { list_move_tail(&buf->vb.queue, &q->active); cx23885_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); prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */ 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 cx23885_fh *fh = q->priv_data; *size = fh->fmt->depth*fh->width*fh->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 cx23885_fh *fh = q->priv_data; struct cx23885_dev *dev = fh->dev; struct cx23885_buffer *buf = container_of(vb, struct cx23885_buffer, vb); int rc, init_buffer = 0; u32 line0_offset, line1_offset; struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb); int field_tff; BUG_ON(NULL == fh->fmt); if (fh->width < 48 || fh->width > norm_maxw(dev->tvnorm) || fh->height < 32 || fh->height > norm_maxh(dev->tvnorm)) return -EINVAL; buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3; if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) return -EINVAL; if (buf->fmt != fh->fmt || buf->vb.width != fh->width || buf->vb.height != fh->height || buf->vb.field != field) { buf->fmt = fh->fmt; buf->vb.width = fh->width; buf->vb.height = fh->height; buf->vb.field = field; init_buffer = 1; } if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { init_buffer = 1; rc = videobuf_iolock(q, &buf->vb, NULL); if (0 != rc) goto fail; } if (init_buffer) { buf->bpl = buf->vb.width * buf->fmt->depth >> 3; switch (buf->vb.field) { case V4L2_FIELD_TOP: cx23885_risc_buffer(dev->pci, &buf->risc, dma->sglist, 0, UNSET, buf->bpl, 0, buf->vb.height); break; case V4L2_FIELD_BOTTOM: cx23885_risc_buffer(dev->pci, &buf->risc, dma->sglist, UNSET, 0, buf->bpl, 0, buf->vb.height); break; case V4L2_FIELD_INTERLACED: if (dev->tvnorm & V4L2_STD_NTSC) /* NTSC or */ field_tff = 1; else field_tff = 0; if (cx23885_boards[dev->board].force_bff) /* PAL / SECAM OR 888 in NTSC MODE */ field_tff = 0; if (field_tff) { /* cx25840 transmits NTSC bottom field first */ dprintk(1, "%s() Creating TFF/NTSC risc\n", __func__); line0_offset = buf->bpl; line1_offset = 0; } else { /* All other formats are top field first */ dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n", __func__); line0_offset = 0; line1_offset = buf->bpl; } cx23885_risc_buffer(dev->pci, &buf->risc, dma->sglist, line0_offset, line1_offset, buf->bpl, buf->bpl, buf->vb.height >> 1); break; case V4L2_FIELD_SEQ_TB: cx23885_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: cx23885_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_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", buf, buf->vb.i, fh->width, fh->height, fh->fmt->depth, fh->fmt->name, (unsigned long)buf->risc.dma); buf->vb.state = VIDEOBUF_PREPARED; return 0; fail: cx23885_free_buffer(q, buf); return rc; } static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) { struct cx23885_buffer *buf = container_of(vb, struct cx23885_buffer, vb); struct cx23885_buffer *prev; struct cx23885_fh *fh = vq->priv_data; struct cx23885_dev *dev = fh->dev; struct cx23885_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); buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */ 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); cx23885_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 cx23885_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); /* 64 bit bits 63-32 */ prev->risc.jmp[2] = cpu_to_le32(0); 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 cx23885_buffer *buf = container_of(vb, struct cx23885_buffer, vb); cx23885_free_buffer(q, buf); } static struct videobuf_queue_ops cx23885_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 cx23885_fh *fh) { switch (fh->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: return &fh->vidq; case V4L2_BUF_TYPE_VBI_CAPTURE: return &fh->vbiq; default: BUG(); return NULL; } } static int get_resource(struct cx23885_fh *fh) { switch (fh->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: return RESOURCE_VIDEO; case V4L2_BUF_TYPE_VBI_CAPTURE: return RESOURCE_VBI; default: BUG(); return 0; } } static int video_open(struct file *file) { struct video_device *vdev = video_devdata(file); struct cx23885_dev *dev = video_drvdata(file); struct cx23885_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 (NULL == fh) return -ENOMEM; file->private_data = fh; fh->dev = dev; fh->radio = radio; fh->type = type; fh->width = 320; fh->height = 240; fh->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV); videobuf_queue_sg_init(&fh->vidq, &cx23885_video_qops, &dev->pci->dev, &dev->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_INTERLACED, sizeof(struct cx23885_buffer), fh, NULL); videobuf_queue_sg_init(&fh->vbiq, &cx23885_vbi_qops, &dev->pci->dev, &dev->slock, V4L2_BUF_TYPE_VBI_CAPTURE, V4L2_FIELD_SEQ_TB, sizeof(struct cx23885_buffer), fh, NULL); dprintk(1, "post videobuf_queue_init()\n"); return 0; } static ssize_t video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) { struct cx23885_fh *fh = file->private_data; switch (fh->type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: if (res_locked(fh->dev, RESOURCE_VIDEO)) return -EBUSY; return videobuf_read_one(&fh->vidq, data, count, ppos, file->f_flags & O_NONBLOCK); case V4L2_BUF_TYPE_VBI_CAPTURE: 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 cx23885_fh *fh = file->private_data; struct cx23885_buffer *buf; unsigned int rc = POLLERR; if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { if (!res_get(fh->dev, fh, RESOURCE_VBI)) return POLLERR; return 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 cx23885_buffer, vb.stream); } else { /* read() capture */ buf = (struct cx23885_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; else rc = 0; done: mutex_unlock(&fh->vidq.vb_lock); return rc; } static int video_release(struct file *file) { struct cx23885_fh *fh = file->private_data; struct cx23885_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)) { if (fh->vbiq.streaming) videobuf_streamoff(&fh->vbiq); if (fh->vbiq.reading) videobuf_read_stop(&fh->vbiq); res_free(dev, fh, RESOURCE_VBI); } videobuf_mmap_free(&fh->vidq); videobuf_mmap_free(&fh->vbiq); file->private_data = NULL; kfree(fh); /* We are not putting the tuner to sleep here on exit, because * we want to use the mpeg encoder in another session to capture * tuner video. Closing this will result in no video to the encoder. */ return 0; } static int video_mmap(struct file *file, struct vm_area_struct *vma) { struct cx23885_fh *fh = file->private_data; return videobuf_mmap_mapper(get_queue(fh), vma); } /* ------------------------------------------------------------------ */ /* VIDEO CTRL IOCTLS */ int cx23885_get_control(struct cx23885_dev *dev, struct v4l2_control *ctl) { dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__); call_all(dev, core, g_ctrl, ctl); return 0; } int cx23885_set_control(struct cx23885_dev *dev, struct v4l2_control *ctl) { dprintk(1, "%s() calling cx25840(VIDIOC_S_CTRL)\n", __func__); call_all(dev, core, s_ctrl, ctl); return 0; } static void init_controls(struct cx23885_dev *dev) { struct v4l2_control ctrl; int i; for (i = 0; i < CX23885_CTLS; i++) { ctrl.id = cx23885_ctls[i].v.id; ctrl.value = cx23885_ctls[i].v.default_value; cx23885_set_control(dev, &ctrl); } } /* ------------------------------------------------------------------ */ /* VIDEO IOCTLS */ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct cx23885_fh *fh = priv; f->fmt.pix.width = fh->width; f->fmt.pix.height = fh->height; f->fmt.pix.field = fh->vidq.field; f->fmt.pix.pixelformat = fh->fmt->fourcc; f->fmt.pix.bytesperline = (f->fmt.pix.width * fh->fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; return 0; } static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; struct cx23885_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(dev->tvnorm); maxh = norm_maxh(dev->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 cx23885_fh *fh = priv; struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; struct v4l2_mbus_framefmt mbus_fmt; int err; dprintk(2, "%s()\n", __func__); err = vidioc_try_fmt_vid_cap(file, priv, f); if (0 != err) return err; fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); fh->width = f->fmt.pix.width; fh->height = f->fmt.pix.height; fh->vidq.field = f->fmt.pix.field; dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width, fh->height, fh->vidq.field); v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); call_all(dev, video, s_mbus_fmt, &mbus_fmt); v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); return 0; } static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; strcpy(cap->driver, "cx23885"); strlcpy(cap->card, cx23885_boards[dev->board].name, sizeof(cap->card)); sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_VBI_CAPTURE; if (UNSET != dev->tuner_type) cap->capabilities |= V4L2_CAP_TUNER; 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) { struct cx23885_fh *fh = priv; return videobuf_reqbufs(get_queue(fh), p); } static int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *p) { struct cx23885_fh *fh = priv; return videobuf_querybuf(get_queue(fh), p); } static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p) { struct cx23885_fh *fh = priv; return videobuf_qbuf(get_queue(fh), p); } static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p) { struct cx23885_fh *fh = priv; return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK); } static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) { struct cx23885_fh *fh = priv; struct cx23885_dev *dev = fh->dev; dprintk(1, "%s()\n", __func__); if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)) return -EINVAL; if (unlikely(i != fh->type)) return -EINVAL; if (unlikely(!res_get(dev, fh, get_resource(fh)))) return -EBUSY; /* Don't start VBI streaming unless vida streaming * has already started. */ if ((fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) && ((cx_read(VID_A_DMA_CTL) & 0x11) == 0)) return -EINVAL; return videobuf_streamon(get_queue(fh)); } static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) { struct cx23885_fh *fh = priv; struct cx23885_dev *dev = fh->dev; int err, res; dprintk(1, "%s()\n", __func__); if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)) return -EINVAL; if (i != fh->type) return -EINVAL; res = get_resource(fh); err = videobuf_streamoff(get_queue(fh)); 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 *id) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; dprintk(1, "%s()\n", __func__); call_all(dev, core, g_std, id); return 0; } static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *tvnorms) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; dprintk(1, "%s()\n", __func__); mutex_lock(&dev->lock); cx23885_set_tvnorm(dev, *tvnorms); mutex_unlock(&dev->lock); return 0; } int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i) { static const char *iname[] = { [CX23885_VMUX_COMPOSITE1] = "Composite1", [CX23885_VMUX_COMPOSITE2] = "Composite2", [CX23885_VMUX_COMPOSITE3] = "Composite3", [CX23885_VMUX_COMPOSITE4] = "Composite4", [CX23885_VMUX_SVIDEO] = "S-Video", [CX23885_VMUX_COMPONENT] = "Component", [CX23885_VMUX_TELEVISION] = "Television", [CX23885_VMUX_CABLE] = "Cable TV", [CX23885_VMUX_DVB] = "DVB", [CX23885_VMUX_DEBUG] = "for debug only", }; unsigned int n; dprintk(1, "%s()\n", __func__); n = i->index; if (n >= MAX_CX23885_INPUT) return -EINVAL; if (0 == INPUT(n)->type) return -EINVAL; i->index = n; i->type = V4L2_INPUT_TYPE_CAMERA; strcpy(i->name, iname[INPUT(n)->type]); if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) || (CX23885_VMUX_CABLE == INPUT(n)->type)) { i->type = V4L2_INPUT_TYPE_TUNER; i->std = CX23885_NORMS; } /* Two selectable audio inputs for non-tv inputs */ if (INPUT(n)->type != CX23885_VMUX_TELEVISION) i->audioset = 0x3; if (dev->input == n) { /* enum'd input matches our configured input. * Ask the video decoder to process the call * and give it an oppertunity to update the * status field. */ call_all(dev, video, g_input_status, &i->status); } return 0; } static int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *i) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; dprintk(1, "%s()\n", __func__); return cx23885_enum_input(dev, i); } int cx23885_get_input(struct file *file, void *priv, unsigned int *i) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; *i = dev->input; dprintk(1, "%s() returns %d\n", __func__, *i); return 0; } static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) { return cx23885_get_input(file, priv, i); } int cx23885_set_input(struct file *file, void *priv, unsigned int i) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; dprintk(1, "%s(%d)\n", __func__, i); if (i >= MAX_CX23885_INPUT) { dprintk(1, "%s() -EINVAL\n", __func__); return -EINVAL; } if (INPUT(i)->type == 0) return -EINVAL; mutex_lock(&dev->lock); cx23885_video_mux(dev, i); /* By default establish the default audio input for the card also */ /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */ cx23885_audio_mux(dev, i); mutex_unlock(&dev->lock); return 0; } static int vidioc_s_input(struct file *file, void *priv, unsigned int i) { return cx23885_set_input(file, priv, i); } static int vidioc_log_status(struct file *file, void *priv) { struct cx23885_fh *fh = priv; struct cx23885_dev *dev = fh->dev; printk(KERN_INFO "%s/0: ============ START LOG STATUS ============\n", dev->name); call_all(dev, core, log_status); printk(KERN_INFO "%s/0: ============= END LOG STATUS =============\n", dev->name); return 0; } static int cx23885_query_audinput(struct file *file, void *priv, struct v4l2_audio *i) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; static const char *iname[] = { [0] = "Baseband L/R 1", [1] = "Baseband L/R 2", }; unsigned int n; dprintk(1, "%s()\n", __func__); n = i->index; if (n >= 2) return -EINVAL; memset(i, 0, sizeof(*i)); i->index = n; strcpy(i->name, iname[n]); i->capability = V4L2_AUDCAP_STEREO; i->mode = V4L2_AUDMODE_AVL; return 0; } static int vidioc_enum_audinput(struct file *file, void *priv, struct v4l2_audio *i) { return cx23885_query_audinput(file, priv, i); } static int vidioc_g_audinput(struct file *file, void *priv, struct v4l2_audio *i) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; i->index = dev->audinput; dprintk(1, "%s(input=%d)\n", __func__, i->index); return cx23885_query_audinput(file, priv, i); } static int vidioc_s_audinput(struct file *file, void *priv, struct v4l2_audio *i) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; if (i->index >= 2) return -EINVAL; dprintk(1, "%s(%d)\n", __func__, i->index); dev->audinput = i->index; /* Skip the audio defaults from the cards struct, caller wants * directly touch the audio mux hardware. */ cx23885_flatiron_mux(dev, dev->audinput + 1); return 0; } static int vidioc_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *qctrl) { qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); if (unlikely(qctrl->id == 0)) return -EINVAL; return cx23885_ctrl_query(qctrl); } static int vidioc_g_ctrl(struct file *file, void *priv, struct v4l2_control *ctl) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; return cx23885_get_control(dev, ctl); } static int vidioc_s_ctrl(struct file *file, void *priv, struct v4l2_control *ctl) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; return cx23885_set_control(dev, ctl); } static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; if (unlikely(UNSET == dev->tuner_type)) return -EINVAL; if (0 != t->index) return -EINVAL; strcpy(t->name, "Television"); call_all(dev, tuner, g_tuner, t); return 0; } static int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; if (UNSET == dev->tuner_type) return -EINVAL; if (0 != t->index) return -EINVAL; /* Update the A/V core */ call_all(dev, tuner, s_tuner, t); return 0; } static int vidioc_g_frequency(struct file *file, void *priv, struct v4l2_frequency *f) { struct cx23885_fh *fh = priv; struct cx23885_dev *dev = fh->dev; if (unlikely(UNSET == dev->tuner_type)) return -EINVAL; /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */ f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; f->frequency = dev->freq; call_all(dev, tuner, g_frequency, f); return 0; } static int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f) { struct v4l2_control ctrl; if (unlikely(UNSET == dev->tuner_type)) return -EINVAL; if (unlikely(f->tuner != 0)) return -EINVAL; mutex_lock(&dev->lock); dev->freq = f->frequency; /* I need to mute audio here */ ctrl.id = V4L2_CID_AUDIO_MUTE; ctrl.value = 1; cx23885_set_control(dev, &ctrl); call_all(dev, tuner, s_frequency, f); /* When changing channels it is required to reset TVAUDIO */ msleep(100); /* I need to unmute audio here */ ctrl.value = 0; cx23885_set_control(dev, &ctrl); mutex_unlock(&dev->lock); return 0; } static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, struct v4l2_frequency *f) { struct v4l2_control ctrl; struct videobuf_dvb_frontend *vfe; struct dvb_frontend *fe; struct analog_parameters params = { .mode = V4L2_TUNER_ANALOG_TV, .audmode = V4L2_TUNER_MODE_STEREO, .std = dev->tvnorm, .frequency = f->frequency }; mutex_lock(&dev->lock); dev->freq = f->frequency; /* I need to mute audio here */ ctrl.id = V4L2_CID_AUDIO_MUTE; ctrl.value = 1; cx23885_set_control(dev, &ctrl); /* If HVR1850 */ dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__, params.frequency, f->tuner, params.std); vfe = videobuf_dvb_get_frontend(&dev->ts2.frontends, 1); if (!vfe) { mutex_unlock(&dev->lock); return -EINVAL; } fe = vfe->dvb.frontend; if (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) fe = &dev->ts1.analog_fe; if (fe && fe->ops.tuner_ops.set_analog_params) { call_all(dev, core, s_std, dev->tvnorm); fe->ops.tuner_ops.set_analog_params(fe, ¶ms); } else printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__); /* When changing channels it is required to reset TVAUDIO */ msleep(100); /* I need to unmute audio here */ ctrl.value = 0; cx23885_set_control(dev, &ctrl); mutex_unlock(&dev->lock); return 0; } int cx23885_set_frequency(struct file *file, void *priv, struct v4l2_frequency *f) { struct cx23885_fh *fh = priv; struct cx23885_dev *dev = fh->dev; int ret; switch (dev->board) { case CX23885_BOARD_HAUPPAUGE_HVR1850: ret = cx23885_set_freq_via_ops(dev, f); break; default: ret = cx23885_set_freq(dev, f); } return ret; } static int vidioc_s_frequency(struct file *file, void *priv, struct v4l2_frequency *f) { return cx23885_set_frequency(file, priv, f); } /* ----------------------------------------------------------- */ static void cx23885_vid_timeout(unsigned long data) { struct cx23885_dev *dev = (struct cx23885_dev *)data; struct cx23885_dmaqueue *q = &dev->vidq; struct cx23885_buffer *buf; unsigned long flags; spin_lock_irqsave(&dev->slock, flags); while (!list_empty(&q->active)) { buf = list_entry(q->active.next, struct cx23885_buffer, vb.queue); list_del(&buf->vb.queue); buf->vb.state = VIDEOBUF_ERROR; wake_up(&buf->vb.done); printk(KERN_ERR "%s: [%p/%d] timeout - dma=0x%08lx\n", dev->name, buf, buf->vb.i, (unsigned long)buf->risc.dma); } cx23885_restart_video_queue(dev, q); spin_unlock_irqrestore(&dev->slock, flags); } int cx23885_video_irq(struct cx23885_dev *dev, u32 status) { u32 mask, count; int handled = 0; mask = cx_read(VID_A_INT_MSK); if (0 == (status & mask)) return handled; cx_write(VID_A_INT_STAT, status); /* risc op code error, fifo overflow or line sync detection error */ if ((status & VID_BC_MSK_OPC_ERR) || (status & VID_BC_MSK_SYNC) || (status & VID_BC_MSK_OF)) { if (status & VID_BC_MSK_OPC_ERR) { dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", VID_BC_MSK_OPC_ERR); printk(KERN_WARNING "%s: video risc op code error\n", dev->name); cx23885_sram_channel_dump(dev, &dev->sram_channels[SRAM_CH01]); } if (status & VID_BC_MSK_SYNC) dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) " "video lines miss-match\n", VID_BC_MSK_SYNC); if (status & VID_BC_MSK_OF) dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n", VID_BC_MSK_OF); } /* Video */ if (status & VID_BC_MSK_RISCI1) { spin_lock(&dev->slock); count = cx_read(VID_A_GPCNT); cx23885_video_wakeup(dev, &dev->vidq, count); spin_unlock(&dev->slock); handled++; } if (status & VID_BC_MSK_RISCI2) { dprintk(2, "stopper video\n"); spin_lock(&dev->slock); cx23885_restart_video_queue(dev, &dev->vidq); spin_unlock(&dev->slock); handled++; } /* Allow the VBI framework to process it's payload */ handled += cx23885_vbi_irq(dev, status); return 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, .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_g_fmt_vbi_cap = cx23885_vbi_fmt, .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt, .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt, .vidioc_reqbufs = vidioc_reqbufs, .vidioc_querybuf = vidioc_querybuf, .vidioc_qbuf = vidioc_qbuf, .vidioc_dqbuf = vidioc_dqbuf, .vidioc_s_std = vidioc_s_std, .vidioc_g_std = vidioc_g_std, .vidioc_querystd = vidioc_g_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, .vidioc_log_status = vidioc_log_status, .vidioc_queryctrl = vidioc_queryctrl, .vidioc_g_ctrl = vidioc_g_ctrl, .vidioc_s_ctrl = vidioc_s_ctrl, .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_g_chip_ident = cx23885_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = cx23885_g_register, .vidioc_s_register = cx23885_s_register, #endif .vidioc_enumaudio = vidioc_enum_audinput, .vidioc_g_audio = vidioc_g_audinput, .vidioc_s_audio = vidioc_s_audinput, }; static struct video_device cx23885_vbi_template; static struct video_device cx23885_video_template = { .name = "cx23885-video", .fops = &video_fops, .ioctl_ops = &video_ioctl_ops, .tvnorms = CX23885_NORMS, .current_norm = V4L2_STD_NTSC_M, }; static const struct v4l2_file_operations radio_fops = { .owner = THIS_MODULE, .open = video_open, .release = video_release, .ioctl = video_ioctl2, }; void cx23885_video_unregister(struct cx23885_dev *dev) { dprintk(1, "%s()\n", __func__); cx23885_irq_remove(dev, 0x01); 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; btcx_riscmem_free(dev->pci, &dev->vbiq.stopper); } 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; btcx_riscmem_free(dev->pci, &dev->vidq.stopper); } if (dev->audio_dev) cx23885_audio_unregister(dev); } int cx23885_video_register(struct cx23885_dev *dev) { int err; dprintk(1, "%s()\n", __func__); spin_lock_init(&dev->slock); /* Initialize VBI template */ memcpy(&cx23885_vbi_template, &cx23885_video_template, sizeof(cx23885_vbi_template)); strcpy(cx23885_vbi_template.name, "cx23885-vbi"); dev->tvnorm = cx23885_video_template.current_norm; /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); INIT_LIST_HEAD(&dev->vidq.queued); dev->vidq.timeout.function = cx23885_vid_timeout; dev->vidq.timeout.data = (unsigned long)dev; init_timer(&dev->vidq.timeout); cx23885_risc_stopper(dev->pci, &dev->vidq.stopper, VID_A_DMA_CTL, 0x11, 0x00); /* init vbi dma queues */ INIT_LIST_HEAD(&dev->vbiq.active); INIT_LIST_HEAD(&dev->vbiq.queued); dev->vbiq.timeout.function = cx23885_vbi_timeout; dev->vbiq.timeout.data = (unsigned long)dev; init_timer(&dev->vbiq.timeout); cx23885_risc_stopper(dev->pci, &dev->vbiq.stopper, VID_A_DMA_CTL, 0x22, 0x00); cx23885_irq_add_enable(dev, 0x01); if ((TUNER_ABSENT != dev->tuner_type) && ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) { struct v4l2_subdev *sd = NULL; if (dev->tuner_addr) sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_bus[dev->tuner_bus].i2c_adap, "tuner", dev->tuner_addr, NULL); else sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_bus[dev->tuner_bus].i2c_adap, "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV)); if (sd) { struct tuner_setup tun_setup; memset(&tun_setup, 0, sizeof(tun_setup)); tun_setup.mode_mask = T_ANALOG_TV; tun_setup.type = dev->tuner_type; tun_setup.addr = v4l2_i2c_subdev_addr(sd); tun_setup.tuner_callback = cx23885_tuner_callback; v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup); if (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) { struct xc2028_ctrl ctrl = { .fname = XC2028_DEFAULT_FIRMWARE, .max_len = 64 }; struct v4l2_priv_tun_config cfg = { .tuner = dev->tuner_type, .priv = &ctrl }; v4l2_subdev_call(sd, tuner, s_config, &cfg); } } } /* register Video device */ dev->video_dev = cx23885_vdev_init(dev, dev->pci, &cx23885_video_template, "video"); err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER, video_nr[dev->nr]); if (err < 0) { printk(KERN_INFO "%s: can't register video device\n", dev->name); goto fail_unreg; } printk(KERN_INFO "%s: registered device %s [v4l2]\n", dev->name, video_device_node_name(dev->video_dev)); /* register VBI device */ dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, &cx23885_vbi_template, "vbi"); err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, vbi_nr[dev->nr]); if (err < 0) { printk(KERN_INFO "%s: can't register vbi device\n", dev->name); goto fail_unreg; } printk(KERN_INFO "%s: registered device %s\n", dev->name, video_device_node_name(dev->vbi_dev)); /* Register ALSA audio device */ dev->audio_dev = cx23885_audio_register(dev); /* initial device configuration */ mutex_lock(&dev->lock); cx23885_set_tvnorm(dev, dev->tvnorm); init_controls(dev); cx23885_video_mux(dev, 0); cx23885_audio_mux(dev, 0); mutex_unlock(&dev->lock); return 0; fail_unreg: cx23885_video_unregister(dev); return err; }