diff options
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-video.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-video.c | 1926 |
1 files changed, 0 insertions, 1926 deletions
diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c deleted file mode 100644 index 22f8e7fbd66..00000000000 --- a/drivers/media/video/cx23885/cx23885-video.c +++ /dev/null @@ -1,1926 +0,0 @@ -/* - * Driver for the Conexant CX23885 PCIe bridge - * - * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org> - * - * 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 <linux/init.h> -#include <linux/list.h> -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/kmod.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <linux/kthread.h> -#include <asm/div64.h> - -#include "cx23885.h" -#include <media/v4l2-common.h> -#include <media/v4l2-ioctl.h> -#include "cx23885-ioctl.h" -#include "tuner-xc2028.h" - -#include <media/cx25840.h> - -MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards"); -MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>"); -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_HVR1255) || - (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || - (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) || - (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || - (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111)) - 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_HVR1255: - case CX23885_BOARD_HAUPPAUGE_HVR1255_22111: - 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; -} - |