| /* |
| * |
| * device driver for Conexant 2388x based TV cards |
| * video4linux video interface |
| * |
| * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] |
| * |
| * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org> |
| * - Multituner support |
| * - video_ioctl2 conversion |
| * - PAL/M fixes |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/list.h> |
| #include <linux/module.h> |
| #include <linux/kmod.h> |
| #include <linux/kernel.h> |
| #include <linux/slab.h> |
| #include <linux/interrupt.h> |
| #include <linux/dma-mapping.h> |
| #include <linux/delay.h> |
| #include <linux/kthread.h> |
| #include <asm/div64.h> |
| |
| #include "cx88.h" |
| #include <media/v4l2-common.h> |
| |
| #ifdef CONFIG_VIDEO_V4L1_COMPAT |
| /* Include V4L1 specific functions. Should be removed soon */ |
| #include <linux/videodev.h> |
| #endif |
| |
| MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards"); |
| MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); |
| MODULE_LICENSE("GPL"); |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; |
| static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; |
| static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; |
| |
| module_param_array(video_nr, int, NULL, 0444); |
| module_param_array(vbi_nr, int, NULL, 0444); |
| module_param_array(radio_nr, int, NULL, 0444); |
| |
| MODULE_PARM_DESC(video_nr,"video device numbers"); |
| MODULE_PARM_DESC(vbi_nr,"vbi device numbers"); |
| MODULE_PARM_DESC(radio_nr,"radio device numbers"); |
| |
| static unsigned int video_debug; |
| module_param(video_debug,int,0644); |
| MODULE_PARM_DESC(video_debug,"enable debug messages [video]"); |
| |
| static unsigned int irq_debug; |
| module_param(irq_debug,int,0644); |
| MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); |
| |
| static unsigned int vid_limit = 16; |
| module_param(vid_limit,int,0644); |
| MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes"); |
| |
| #define dprintk(level,fmt, arg...) if (video_debug >= level) \ |
| printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg) |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static LIST_HEAD(cx8800_devlist); |
| |
| /* ------------------------------------------------------------------- */ |
| /* static data */ |
| |
| static struct cx8800_fmt formats[] = { |
| { |
| .name = "8 bpp, gray", |
| .fourcc = V4L2_PIX_FMT_GREY, |
| .cxformat = ColorFormatY8, |
| .depth = 8, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "15 bpp RGB, le", |
| .fourcc = V4L2_PIX_FMT_RGB555, |
| .cxformat = ColorFormatRGB15, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "15 bpp RGB, be", |
| .fourcc = V4L2_PIX_FMT_RGB555X, |
| .cxformat = ColorFormatRGB15 | ColorFormatBSWAP, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "16 bpp RGB, le", |
| .fourcc = V4L2_PIX_FMT_RGB565, |
| .cxformat = ColorFormatRGB16, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "16 bpp RGB, be", |
| .fourcc = V4L2_PIX_FMT_RGB565X, |
| .cxformat = ColorFormatRGB16 | ColorFormatBSWAP, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "24 bpp RGB, le", |
| .fourcc = V4L2_PIX_FMT_BGR24, |
| .cxformat = ColorFormatRGB24, |
| .depth = 24, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "32 bpp RGB, le", |
| .fourcc = V4L2_PIX_FMT_BGR32, |
| .cxformat = ColorFormatRGB32, |
| .depth = 32, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "32 bpp RGB, be", |
| .fourcc = V4L2_PIX_FMT_RGB32, |
| .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP, |
| .depth = 32, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "4:2:2, packed, YUYV", |
| .fourcc = V4L2_PIX_FMT_YUYV, |
| .cxformat = ColorFormatYUY2, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| },{ |
| .name = "4:2:2, packed, UYVY", |
| .fourcc = V4L2_PIX_FMT_UYVY, |
| .cxformat = ColorFormatYUY2 | ColorFormatBSWAP, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| }, |
| }; |
| |
| static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc) |
| { |
| unsigned int i; |
| |
| for (i = 0; i < ARRAY_SIZE(formats); i++) |
| if (formats[i].fourcc == fourcc) |
| return formats+i; |
| return NULL; |
| } |
| |
| /* ------------------------------------------------------------------- */ |
| |
| static const struct v4l2_queryctrl no_ctl = { |
| .name = "42", |
| .flags = V4L2_CTRL_FLAG_DISABLED, |
| }; |
| |
| static struct cx88_ctrl cx8800_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 = MO_CONTR_BRIGHT, |
| .mask = 0x00ff, |
| .shift = 0, |
| },{ |
| .v = { |
| .id = V4L2_CID_CONTRAST, |
| .name = "Contrast", |
| .minimum = 0, |
| .maximum = 0xff, |
| .step = 1, |
| .default_value = 0x3f, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| }, |
| .off = 0, |
| .reg = MO_CONTR_BRIGHT, |
| .mask = 0xff00, |
| .shift = 8, |
| },{ |
| .v = { |
| .id = V4L2_CID_HUE, |
| .name = "Hue", |
| .minimum = 0, |
| .maximum = 0xff, |
| .step = 1, |
| .default_value = 0x7f, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| }, |
| .off = 128, |
| .reg = MO_HUE, |
| .mask = 0x00ff, |
| .shift = 0, |
| },{ |
| /* strictly, this only describes only U saturation. |
| * V saturation is handled specially through code. |
| */ |
| .v = { |
| .id = V4L2_CID_SATURATION, |
| .name = "Saturation", |
| .minimum = 0, |
| .maximum = 0xff, |
| .step = 1, |
| .default_value = 0x7f, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| }, |
| .off = 0, |
| .reg = MO_UV_SATURATION, |
| .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 = AUD_VOL_CTL, |
| .sreg = SHADOW_AUD_VOL_CTL, |
| .mask = (1 << 6), |
| .shift = 6, |
| },{ |
| .v = { |
| .id = V4L2_CID_AUDIO_VOLUME, |
| .name = "Volume", |
| .minimum = 0, |
| .maximum = 0x3f, |
| .step = 1, |
| .default_value = 0x3f, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| }, |
| .reg = AUD_VOL_CTL, |
| .sreg = SHADOW_AUD_VOL_CTL, |
| .mask = 0x3f, |
| .shift = 0, |
| },{ |
| .v = { |
| .id = V4L2_CID_AUDIO_BALANCE, |
| .name = "Balance", |
| .minimum = 0, |
| .maximum = 0x7f, |
| .step = 1, |
| .default_value = 0x40, |
| .type = V4L2_CTRL_TYPE_INTEGER, |
| }, |
| .reg = AUD_BAL_CTL, |
| .sreg = SHADOW_AUD_BAL_CTL, |
| .mask = 0x7f, |
| .shift = 0, |
| } |
| }; |
| static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls); |
| |
| const u32 cx88_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_BALANCE, |
| V4L2_CID_AUDIO_MUTE, |
| 0 |
| }; |
| EXPORT_SYMBOL(cx88_user_ctrls); |
| |
| static const u32 *ctrl_classes[] = { |
| cx88_user_ctrls, |
| NULL |
| }; |
| |
| int cx8800_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 < CX8800_CTLS; i++) |
| if (cx8800_ctls[i].v.id == qctrl->id) |
| break; |
| if (i == CX8800_CTLS) { |
| *qctrl = no_ctl; |
| return 0; |
| } |
| *qctrl = cx8800_ctls[i].v; |
| return 0; |
| } |
| EXPORT_SYMBOL(cx8800_ctrl_query); |
| |
| /* ------------------------------------------------------------------- */ |
| /* resource management */ |
| |
| static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit) |
| { |
| struct cx88_core *core = dev->core; |
| if (fh->resources & bit) |
| /* have it already allocated */ |
| return 1; |
| |
| /* is it free? */ |
| mutex_lock(&core->lock); |
| if (dev->resources & bit) { |
| /* no, someone else uses it */ |
| mutex_unlock(&core->lock); |
| return 0; |
| } |
| /* it's free, grab it */ |
| fh->resources |= bit; |
| dev->resources |= bit; |
| dprintk(1,"res: get %d\n",bit); |
| mutex_unlock(&core->lock); |
| return 1; |
| } |
| |
| static |
| int res_check(struct cx8800_fh *fh, unsigned int bit) |
| { |
| return (fh->resources & bit); |
| } |
| |
| static |
| int res_locked(struct cx8800_dev *dev, unsigned int bit) |
| { |
| return (dev->resources & bit); |
| } |
| |
| static |
| void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits) |
| { |
| struct cx88_core *core = dev->core; |
| BUG_ON((fh->resources & bits) != bits); |
| |
| mutex_lock(&core->lock); |
| fh->resources &= ~bits; |
| dev->resources &= ~bits; |
| dprintk(1,"res: put %d\n",bits); |
| mutex_unlock(&core->lock); |
| } |
| |
| /* ------------------------------------------------------------------ */ |
| |
| int cx88_video_mux(struct cx88_core *core, unsigned int input) |
| { |
| /* struct cx88_core *core = dev->core; */ |
| |
| dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n", |
| input, INPUT(input).vmux, |
| INPUT(input).gpio0,INPUT(input).gpio1, |
| INPUT(input).gpio2,INPUT(input).gpio3); |
| core->input = input; |
| cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14); |
| cx_write(MO_GP3_IO, INPUT(input).gpio3); |
| cx_write(MO_GP0_IO, INPUT(input).gpio0); |
| cx_write(MO_GP1_IO, INPUT(input).gpio1); |
| cx_write(MO_GP2_IO, INPUT(input).gpio2); |
| |
| switch (INPUT(input).type) { |
| case CX88_VMUX_SVIDEO: |
| cx_set(MO_AFECFG_IO, 0x00000001); |
| cx_set(MO_INPUT_FORMAT, 0x00010010); |
| cx_set(MO_FILTER_EVEN, 0x00002020); |
| cx_set(MO_FILTER_ODD, 0x00002020); |
| break; |
| default: |
| cx_clear(MO_AFECFG_IO, 0x00000001); |
| cx_clear(MO_INPUT_FORMAT, 0x00010010); |
| cx_clear(MO_FILTER_EVEN, 0x00002020); |
| cx_clear(MO_FILTER_ODD, 0x00002020); |
| break; |
| } |
| |
| /* if there are audioroutes defined, we have an external |
| ADC to deal with audio */ |
| |
| if (INPUT(input).audioroute) { |
| |
| /* cx2388's C-ADC is connected to the tuner only. |
| When used with S-Video, that ADC is busy dealing with |
| chroma, so an external must be used for baseband audio */ |
| |
| if (INPUT(input).type != CX88_VMUX_TELEVISION && |
| INPUT(input).type != CX88_RADIO) { |
| /* "ADC mode" */ |
| cx_write(AUD_I2SCNTL, 0x1); |
| cx_set(AUD_CTL, EN_I2SIN_ENABLE); |
| } else { |
| /* Normal mode */ |
| cx_write(AUD_I2SCNTL, 0x0); |
| cx_clear(AUD_CTL, EN_I2SIN_ENABLE); |
| } |
| |
| /* The wm8775 module has the "2" route hardwired into |
| the initialization. Some boards may use different |
| routes for different inputs. HVR-1300 surely does */ |
| if (core->board.audio_chip && |
| core->board.audio_chip == AUDIO_CHIP_WM8775) { |
| struct v4l2_routing route; |
| |
| route.input = INPUT(input).audioroute; |
| cx88_call_i2c_clients(core, |
| VIDIOC_INT_S_AUDIO_ROUTING, &route); |
| |
| } |
| |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(cx88_video_mux); |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static int start_video_dma(struct cx8800_dev *dev, |
| struct cx88_dmaqueue *q, |
| struct cx88_buffer *buf) |
| { |
| struct cx88_core *core = dev->core; |
| |
| /* setup fifo + format */ |
| cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21], |
| buf->bpl, buf->risc.dma); |
| cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field); |
| cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma); |
| |
| /* reset counter */ |
| cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET); |
| q->count = 1; |
| |
| /* enable irqs */ |
| cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT); |
| |
| /* Enables corresponding bits at PCI_INT_STAT: |
| bits 0 to 4: video, audio, transport stream, VIP, Host |
| bit 7: timer |
| bits 8 and 9: DMA complete for: SRC, DST |
| bits 10 and 11: BERR signal asserted for RISC: RD, WR |
| bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB |
| */ |
| cx_set(MO_VID_INTMSK, 0x0f0011); |
| |
| /* enable capture */ |
| cx_set(VID_CAPTURE_CONTROL,0x06); |
| |
| /* start dma */ |
| cx_set(MO_DEV_CNTRL2, (1<<5)); |
| cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */ |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_PM |
| static int stop_video_dma(struct cx8800_dev *dev) |
| { |
| struct cx88_core *core = dev->core; |
| |
| /* stop dma */ |
| cx_clear(MO_VID_DMACNTRL, 0x11); |
| |
| /* disable capture */ |
| cx_clear(VID_CAPTURE_CONTROL,0x06); |
| |
| /* disable irqs */ |
| cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT); |
| cx_clear(MO_VID_INTMSK, 0x0f0011); |
| return 0; |
| } |
| #endif |
| |
| static int restart_video_queue(struct cx8800_dev *dev, |
| struct cx88_dmaqueue *q) |
| { |
| struct cx88_core *core = dev->core; |
| struct cx88_buffer *buf, *prev; |
| |
| if (!list_empty(&q->active)) { |
| buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
| dprintk(2,"restart_queue [%p/%d]: restart dma\n", |
| buf, buf->vb.i); |
| start_video_dma(dev, q, buf); |
| list_for_each_entry(buf, &q->active, vb.queue) |
| buf->count = q->count++; |
| mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| return 0; |
| } |
| |
| prev = NULL; |
| for (;;) { |
| if (list_empty(&q->queued)) |
| return 0; |
| buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue); |
| if (NULL == prev) { |
| list_move_tail(&buf->vb.queue, &q->active); |
| start_video_dma(dev, q, buf); |
| buf->vb.state = VIDEOBUF_ACTIVE; |
| buf->count = q->count++; |
| mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| dprintk(2,"[%p/%d] restart_queue - first active\n", |
| buf,buf->vb.i); |
| |
| } else if (prev->vb.width == buf->vb.width && |
| prev->vb.height == buf->vb.height && |
| prev->fmt == buf->fmt) { |
| list_move_tail(&buf->vb.queue, &q->active); |
| buf->vb.state = VIDEOBUF_ACTIVE; |
| buf->count = q->count++; |
| prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); |
| dprintk(2,"[%p/%d] restart_queue - move to active\n", |
| buf,buf->vb.i); |
| } else { |
| return 0; |
| } |
| prev = buf; |
| } |
| } |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static int |
| buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size) |
| { |
| struct cx8800_fh *fh = q->priv_data; |
| |
| *size = fh->fmt->depth*fh->width*fh->height >> 3; |
| if (0 == *count) |
| *count = 32; |
| while (*size * *count > vid_limit * 1024 * 1024) |
| (*count)--; |
| return 0; |
| } |
| |
| static int |
| buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, |
| enum v4l2_field field) |
| { |
| struct cx8800_fh *fh = q->priv_data; |
| struct cx8800_dev *dev = fh->dev; |
| struct cx88_core *core = dev->core; |
| struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); |
| struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); |
| int rc, init_buffer = 0; |
| |
| BUG_ON(NULL == fh->fmt); |
| if (fh->width < 48 || fh->width > norm_maxw(core->tvnorm) || |
| fh->height < 32 || fh->height > norm_maxh(core->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; |
| if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) |
| goto fail; |
| } |
| |
| if (init_buffer) { |
| buf->bpl = buf->vb.width * buf->fmt->depth >> 3; |
| switch (buf->vb.field) { |
| case V4L2_FIELD_TOP: |
| cx88_risc_buffer(dev->pci, &buf->risc, |
| dma->sglist, 0, UNSET, |
| buf->bpl, 0, buf->vb.height); |
| break; |
| case V4L2_FIELD_BOTTOM: |
| cx88_risc_buffer(dev->pci, &buf->risc, |
| dma->sglist, UNSET, 0, |
| buf->bpl, 0, buf->vb.height); |
| break; |
| case V4L2_FIELD_INTERLACED: |
| cx88_risc_buffer(dev->pci, &buf->risc, |
| dma->sglist, 0, buf->bpl, |
| buf->bpl, buf->bpl, |
| buf->vb.height >> 1); |
| break; |
| case V4L2_FIELD_SEQ_TB: |
| cx88_risc_buffer(dev->pci, &buf->risc, |
| dma->sglist, |
| 0, buf->bpl * (buf->vb.height >> 1), |
| buf->bpl, 0, |
| buf->vb.height >> 1); |
| break; |
| case V4L2_FIELD_SEQ_BT: |
| cx88_risc_buffer(dev->pci, &buf->risc, |
| dma->sglist, |
| buf->bpl * (buf->vb.height >> 1), 0, |
| buf->bpl, 0, |
| buf->vb.height >> 1); |
| break; |
| default: |
| BUG(); |
| } |
| } |
| dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", |
| buf, buf->vb.i, |
| fh->width, fh->height, fh->fmt->depth, fh->fmt->name, |
| (unsigned long)buf->risc.dma); |
| |
| buf->vb.state = VIDEOBUF_PREPARED; |
| return 0; |
| |
| fail: |
| cx88_free_buffer(q,buf); |
| return rc; |
| } |
| |
| static void |
| buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) |
| { |
| struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); |
| struct cx88_buffer *prev; |
| struct cx8800_fh *fh = vq->priv_data; |
| struct cx8800_dev *dev = fh->dev; |
| struct cx88_core *core = dev->core; |
| struct cx88_dmaqueue *q = &dev->vidq; |
| |
| /* add jump to stopper */ |
| buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); |
| buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma); |
| |
| if (!list_empty(&q->queued)) { |
| list_add_tail(&buf->vb.queue,&q->queued); |
| buf->vb.state = VIDEOBUF_QUEUED; |
| dprintk(2,"[%p/%d] buffer_queue - append to queued\n", |
| buf, buf->vb.i); |
| |
| } else if (list_empty(&q->active)) { |
| list_add_tail(&buf->vb.queue,&q->active); |
| start_video_dma(dev, q, buf); |
| buf->vb.state = VIDEOBUF_ACTIVE; |
| buf->count = q->count++; |
| mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| dprintk(2,"[%p/%d] buffer_queue - first active\n", |
| buf, buf->vb.i); |
| |
| } else { |
| prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue); |
| if (prev->vb.width == buf->vb.width && |
| prev->vb.height == buf->vb.height && |
| prev->fmt == buf->fmt) { |
| list_add_tail(&buf->vb.queue,&q->active); |
| buf->vb.state = VIDEOBUF_ACTIVE; |
| buf->count = q->count++; |
| prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); |
| dprintk(2,"[%p/%d] buffer_queue - append to active\n", |
| buf, buf->vb.i); |
| |
| } else { |
| list_add_tail(&buf->vb.queue,&q->queued); |
| buf->vb.state = VIDEOBUF_QUEUED; |
| dprintk(2,"[%p/%d] buffer_queue - first queued\n", |
| buf, buf->vb.i); |
| } |
| } |
| } |
| |
| static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb) |
| { |
| struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb); |
| |
| cx88_free_buffer(q,buf); |
| } |
| |
| static struct videobuf_queue_ops cx8800_video_qops = { |
| .buf_setup = buffer_setup, |
| .buf_prepare = buffer_prepare, |
| .buf_queue = buffer_queue, |
| .buf_release = buffer_release, |
| }; |
| |
| /* ------------------------------------------------------------------ */ |
| |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static struct videobuf_queue* get_queue(struct cx8800_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_ressource(struct cx8800_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 inode *inode, struct file *file) |
| { |
| int minor = iminor(inode); |
| struct cx8800_dev *h,*dev = NULL; |
| struct cx88_core *core; |
| struct cx8800_fh *fh; |
| enum v4l2_buf_type type = 0; |
| int radio = 0; |
| |
| list_for_each_entry(h, &cx8800_devlist, devlist) { |
| if (h->video_dev->minor == minor) { |
| dev = h; |
| type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| } |
| if (h->vbi_dev->minor == minor) { |
| dev = h; |
| type = V4L2_BUF_TYPE_VBI_CAPTURE; |
| } |
| if (h->radio_dev && |
| h->radio_dev->minor == minor) { |
| radio = 1; |
| dev = h; |
| } |
| } |
| if (NULL == dev) |
| return -ENODEV; |
| |
| core = dev->core; |
| |
| dprintk(1,"open minor=%d radio=%d type=%s\n", |
| minor,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_BGR24); |
| |
| videobuf_queue_sg_init(&fh->vidq, &cx8800_video_qops, |
| &dev->pci->dev, &dev->slock, |
| V4L2_BUF_TYPE_VIDEO_CAPTURE, |
| V4L2_FIELD_INTERLACED, |
| sizeof(struct cx88_buffer), |
| fh); |
| videobuf_queue_sg_init(&fh->vbiq, &cx8800_vbi_qops, |
| &dev->pci->dev, &dev->slock, |
| V4L2_BUF_TYPE_VBI_CAPTURE, |
| V4L2_FIELD_SEQ_TB, |
| sizeof(struct cx88_buffer), |
| fh); |
| |
| if (fh->radio) { |
| dprintk(1,"video_open: setting radio device\n"); |
| cx_write(MO_GP3_IO, core->board.radio.gpio3); |
| cx_write(MO_GP0_IO, core->board.radio.gpio0); |
| cx_write(MO_GP1_IO, core->board.radio.gpio1); |
| cx_write(MO_GP2_IO, core->board.radio.gpio2); |
| core->tvaudio = WW_FM; |
| cx88_set_tvaudio(core); |
| cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); |
| cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL); |
| } |
| |
| return 0; |
| } |
| |
| static ssize_t |
| video_read(struct file *file, char __user *data, size_t count, loff_t *ppos) |
| { |
| struct cx8800_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 cx8800_fh *fh = file->private_data; |
| struct cx88_buffer *buf; |
| |
| 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); |
| } |
| |
| if (res_check(fh,RESOURCE_VIDEO)) { |
| /* streaming capture */ |
| if (list_empty(&fh->vidq.stream)) |
| return POLLERR; |
| buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream); |
| } else { |
| /* read() capture */ |
| buf = (struct cx88_buffer*)fh->vidq.read_buf; |
| if (NULL == buf) |
| return POLLERR; |
| } |
| poll_wait(file, &buf->vb.done, wait); |
| if (buf->vb.state == VIDEOBUF_DONE || |
| buf->vb.state == VIDEOBUF_ERROR) |
| return POLLIN|POLLRDNORM; |
| return 0; |
| } |
| |
| static int video_release(struct inode *inode, struct file *file) |
| { |
| struct cx8800_fh *fh = file->private_data; |
| struct cx8800_dev *dev = fh->dev; |
| |
| /* turn off overlay */ |
| if (res_check(fh, RESOURCE_OVERLAY)) { |
| /* FIXME */ |
| res_free(dev,fh,RESOURCE_OVERLAY); |
| } |
| |
| /* stop video capture */ |
| if (res_check(fh, RESOURCE_VIDEO)) { |
| videobuf_queue_cancel(&fh->vidq); |
| res_free(dev,fh,RESOURCE_VIDEO); |
| } |
| if (fh->vidq.read_buf) { |
| buffer_release(&fh->vidq,fh->vidq.read_buf); |
| kfree(fh->vidq.read_buf); |
| } |
| |
| /* stop vbi capture */ |
| if (res_check(fh, RESOURCE_VBI)) { |
| videobuf_stop(&fh->vbiq); |
| res_free(dev,fh,RESOURCE_VBI); |
| } |
| |
| videobuf_mmap_free(&fh->vidq); |
| videobuf_mmap_free(&fh->vbiq); |
| file->private_data = NULL; |
| kfree(fh); |
| |
| cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL); |
| |
| return 0; |
| } |
| |
| static int |
| video_mmap(struct file *file, struct vm_area_struct * vma) |
| { |
| struct cx8800_fh *fh = file->private_data; |
| |
| return videobuf_mmap_mapper(get_queue(fh), vma); |
| } |
| |
| /* ------------------------------------------------------------------ */ |
| /* VIDEO CTRL IOCTLS */ |
| |
| int cx88_get_control (struct cx88_core *core, struct v4l2_control *ctl) |
| { |
| struct cx88_ctrl *c = NULL; |
| u32 value; |
| int i; |
| |
| for (i = 0; i < CX8800_CTLS; i++) |
| if (cx8800_ctls[i].v.id == ctl->id) |
| c = &cx8800_ctls[i]; |
| if (unlikely(NULL == c)) |
| return -EINVAL; |
| |
| value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg); |
| switch (ctl->id) { |
| case V4L2_CID_AUDIO_BALANCE: |
| ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40) |
| : (0x7f - (value & 0x7f)); |
| break; |
| case V4L2_CID_AUDIO_VOLUME: |
| ctl->value = 0x3f - (value & 0x3f); |
| break; |
| default: |
| ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift; |
| break; |
| } |
| dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", |
| ctl->id, c->v.name, ctl->value, c->reg, |
| value,c->mask, c->sreg ? " [shadowed]" : ""); |
| return 0; |
| } |
| EXPORT_SYMBOL(cx88_get_control); |
| |
| int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl) |
| { |
| struct cx88_ctrl *c = NULL; |
| u32 value,mask; |
| int i; |
| |
| for (i = 0; i < CX8800_CTLS; i++) { |
| if (cx8800_ctls[i].v.id == ctl->id) { |
| c = &cx8800_ctls[i]; |
| } |
| } |
| if (unlikely(NULL == c)) |
| return -EINVAL; |
| |
| if (ctl->value < c->v.minimum) |
| ctl->value = c->v.minimum; |
| if (ctl->value > c->v.maximum) |
| ctl->value = c->v.maximum; |
| mask=c->mask; |
| switch (ctl->id) { |
| case V4L2_CID_AUDIO_BALANCE: |
| value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40); |
| break; |
| case V4L2_CID_AUDIO_VOLUME: |
| value = 0x3f - (ctl->value & 0x3f); |
| break; |
| case V4L2_CID_SATURATION: |
| /* special v_sat handling */ |
| |
| value = ((ctl->value - c->off) << c->shift) & c->mask; |
| |
| if (core->tvnorm & V4L2_STD_SECAM) { |
| /* For SECAM, both U and V sat should be equal */ |
| value=value<<8|value; |
| } else { |
| /* Keeps U Saturation proportional to V Sat */ |
| value=(value*0x5a)/0x7f<<8|value; |
| } |
| mask=0xffff; |
| break; |
| default: |
| value = ((ctl->value - c->off) << c->shift) & c->mask; |
| break; |
| } |
| dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", |
| ctl->id, c->v.name, ctl->value, c->reg, value, |
| mask, c->sreg ? " [shadowed]" : ""); |
| if (c->sreg) { |
| cx_sandor(c->sreg, c->reg, mask, value); |
| } else { |
| cx_andor(c->reg, mask, value); |
| } |
| return 0; |
| } |
| EXPORT_SYMBOL(cx88_set_control); |
| |
| static void init_controls(struct cx88_core *core) |
| { |
| struct v4l2_control ctrl; |
| int i; |
| |
| for (i = 0; i < CX8800_CTLS; i++) { |
| ctrl.id=cx8800_ctls[i].v.id; |
| ctrl.value=cx8800_ctls[i].v.default_value; |
| |
| cx88_set_control(core, &ctrl); |
| } |
| } |
| |
| /* ------------------------------------------------------------------ */ |
| /* VIDEO IOCTLS */ |
| |
| static int vidioc_g_fmt_cap (struct file *file, void *priv, |
| struct v4l2_format *f) |
| { |
| struct cx8800_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_cap (struct file *file, void *priv, |
| struct v4l2_format *f) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| struct cx8800_fmt *fmt; |
| enum v4l2_field field; |
| unsigned int maxw, maxh; |
| |
| fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| if (NULL == fmt) |
| return -EINVAL; |
| |
| field = f->fmt.pix.field; |
| maxw = norm_maxw(core->tvnorm); |
| maxh = norm_maxh(core->tvnorm); |
| |
| if (V4L2_FIELD_ANY == field) { |
| field = (f->fmt.pix.height > maxh/2) |
| ? V4L2_FIELD_INTERLACED |
| : V4L2_FIELD_BOTTOM; |
| } |
| |
| switch (field) { |
| case V4L2_FIELD_TOP: |
| case V4L2_FIELD_BOTTOM: |
| maxh = maxh / 2; |
| break; |
| case V4L2_FIELD_INTERLACED: |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| f->fmt.pix.field = field; |
| if (f->fmt.pix.height < 32) |
| f->fmt.pix.height = 32; |
| if (f->fmt.pix.height > maxh) |
| f->fmt.pix.height = maxh; |
| if (f->fmt.pix.width < 48) |
| f->fmt.pix.width = 48; |
| if (f->fmt.pix.width > maxw) |
| f->fmt.pix.width = maxw; |
| f->fmt.pix.width &= ~0x03; |
| 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_cap (struct file *file, void *priv, |
| struct v4l2_format *f) |
| { |
| struct cx8800_fh *fh = priv; |
| int err = vidioc_try_fmt_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; |
| return 0; |
| } |
| |
| static int vidioc_querycap (struct file *file, void *priv, |
| struct v4l2_capability *cap) |
| { |
| struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev; |
| struct cx88_core *core = dev->core; |
| |
| strcpy(cap->driver, "cx8800"); |
| strlcpy(cap->card, core->board.name, sizeof(cap->card)); |
| sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci)); |
| cap->version = CX88_VERSION_CODE; |
| cap->capabilities = |
| V4L2_CAP_VIDEO_CAPTURE | |
| V4L2_CAP_READWRITE | |
| V4L2_CAP_STREAMING | |
| V4L2_CAP_VBI_CAPTURE; |
| if (UNSET != core->board.tuner_type) |
| cap->capabilities |= V4L2_CAP_TUNER; |
| return 0; |
| } |
| |
| static int vidioc_enum_fmt_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; |
| } |
| |
| #ifdef CONFIG_VIDEO_V4L1_COMPAT |
| static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf) |
| { |
| struct cx8800_fh *fh = priv; |
| |
| return videobuf_cgmbuf (get_queue(fh), mbuf, 8); |
| } |
| #endif |
| |
| static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p) |
| { |
| struct cx8800_fh *fh = priv; |
| return (videobuf_reqbufs(get_queue(fh), p)); |
| } |
| |
| static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p) |
| { |
| struct cx8800_fh *fh = priv; |
| return (videobuf_querybuf(get_queue(fh), p)); |
| } |
| |
| static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p) |
| { |
| struct cx8800_fh *fh = priv; |
| return (videobuf_qbuf(get_queue(fh), p)); |
| } |
| |
| static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p) |
| { |
| struct cx8800_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 cx8800_fh *fh = priv; |
| struct cx8800_dev *dev = fh->dev; |
| |
| if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) |
| return -EINVAL; |
| if (unlikely(i != fh->type)) |
| return -EINVAL; |
| |
| if (unlikely(!res_get(dev,fh,get_ressource(fh)))) |
| return -EBUSY; |
| return videobuf_streamon(get_queue(fh)); |
| } |
| |
| static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) |
| { |
| struct cx8800_fh *fh = priv; |
| struct cx8800_dev *dev = fh->dev; |
| int err, res; |
| |
| if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| return -EINVAL; |
| if (i != fh->type) |
| return -EINVAL; |
| |
| res = get_ressource(fh); |
| err = videobuf_streamoff(get_queue(fh)); |
| if (err < 0) |
| return err; |
| res_free(dev,fh,res); |
| return 0; |
| } |
| |
| static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| |
| mutex_lock(&core->lock); |
| cx88_set_tvnorm(core,*tvnorms); |
| mutex_unlock(&core->lock); |
| |
| return 0; |
| } |
| |
| /* only one input in this sample driver */ |
| int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i) |
| { |
| static const char *iname[] = { |
| [ CX88_VMUX_COMPOSITE1 ] = "Composite1", |
| [ CX88_VMUX_COMPOSITE2 ] = "Composite2", |
| [ CX88_VMUX_COMPOSITE3 ] = "Composite3", |
| [ CX88_VMUX_COMPOSITE4 ] = "Composite4", |
| [ CX88_VMUX_SVIDEO ] = "S-Video", |
| [ CX88_VMUX_TELEVISION ] = "Television", |
| [ CX88_VMUX_CABLE ] = "Cable TV", |
| [ CX88_VMUX_DVB ] = "DVB", |
| [ CX88_VMUX_DEBUG ] = "for debug only", |
| }; |
| unsigned int n; |
| |
| n = i->index; |
| if (n >= 4) |
| return -EINVAL; |
| if (0 == INPUT(n).type) |
| return -EINVAL; |
| memset(i,0,sizeof(*i)); |
| i->index = n; |
| i->type = V4L2_INPUT_TYPE_CAMERA; |
| strcpy(i->name,iname[INPUT(n).type]); |
| if ((CX88_VMUX_TELEVISION == INPUT(n).type) || |
| (CX88_VMUX_CABLE == INPUT(n).type)) |
| i->type = V4L2_INPUT_TYPE_TUNER; |
| i->std = CX88_NORMS; |
| return 0; |
| } |
| EXPORT_SYMBOL(cx88_enum_input); |
| |
| static int vidioc_enum_input (struct file *file, void *priv, |
| struct v4l2_input *i) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| return cx88_enum_input (core,i); |
| } |
| |
| static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| |
| *i = core->input; |
| return 0; |
| } |
| |
| static int vidioc_s_input (struct file *file, void *priv, unsigned int i) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| |
| if (i >= 4) |
| return -EINVAL; |
| |
| mutex_lock(&core->lock); |
| cx88_newstation(core); |
| cx88_video_mux(core,i); |
| mutex_unlock(&core->lock); |
| 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 cx8800_ctrl_query(qctrl); |
| } |
| |
| static int vidioc_g_ctrl (struct file *file, void *priv, |
| struct v4l2_control *ctl) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| return |
| cx88_get_control(core,ctl); |
| } |
| |
| static int vidioc_s_ctrl (struct file *file, void *priv, |
| struct v4l2_control *ctl) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| return |
| cx88_set_control(core,ctl); |
| } |
| |
| static int vidioc_g_tuner (struct file *file, void *priv, |
| struct v4l2_tuner *t) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| u32 reg; |
| |
| if (unlikely(UNSET == core->board.tuner_type)) |
| return -EINVAL; |
| if (0 != t->index) |
| return -EINVAL; |
| |
| strcpy(t->name, "Television"); |
| t->type = V4L2_TUNER_ANALOG_TV; |
| t->capability = V4L2_TUNER_CAP_NORM; |
| t->rangehigh = 0xffffffffUL; |
| |
| cx88_get_stereo(core ,t); |
| reg = cx_read(MO_DEVICE_STATUS); |
| t->signal = (reg & (1<<5)) ? 0xffff : 0x0000; |
| return 0; |
| } |
| |
| static int vidioc_s_tuner (struct file *file, void *priv, |
| struct v4l2_tuner *t) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| |
| if (UNSET == core->board.tuner_type) |
| return -EINVAL; |
| if (0 != t->index) |
| return -EINVAL; |
| |
| cx88_set_stereo(core, t->audmode, 1); |
| return 0; |
| } |
| |
| static int vidioc_g_frequency (struct file *file, void *priv, |
| struct v4l2_frequency *f) |
| { |
| struct cx8800_fh *fh = priv; |
| struct cx88_core *core = fh->dev->core; |
| |
| if (unlikely(UNSET == core->board.tuner_type)) |
| return -EINVAL; |
| |
| /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */ |
| f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; |
| f->frequency = core->freq; |
| |
| cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f); |
| |
| return 0; |
| } |
| |
| int cx88_set_freq (struct cx88_core *core, |
| struct v4l2_frequency *f) |
| { |
| if (unlikely(UNSET == core->board.tuner_type)) |
| return -EINVAL; |
| if (unlikely(f->tuner != 0)) |
| return -EINVAL; |
| |
| mutex_lock(&core->lock); |
| core->freq = f->frequency; |
| cx88_newstation(core); |
| cx88_call_i2c_clients(core,VIDIOC_S_FREQUENCY,f); |
| |
| /* When changing channels it is required to reset TVAUDIO */ |
| msleep (10); |
| cx88_set_tvaudio(core); |
| |
| mutex_unlock(&core->lock); |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(cx88_set_freq); |
| |
| static int vidioc_s_frequency (struct file *file, void *priv, |
| struct v4l2_frequency *f) |
| { |
| struct cx8800_fh *fh = priv; |
| struct cx88_core *core = fh->dev->core; |
| |
| if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV)) |
| return -EINVAL; |
| if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO)) |
| return -EINVAL; |
| |
| return |
| cx88_set_freq (core,f); |
| } |
| |
| #ifdef CONFIG_VIDEO_ADV_DEBUG |
| static int vidioc_g_register (struct file *file, void *fh, |
| struct v4l2_register *reg) |
| { |
| struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; |
| |
| if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) |
| return -EINVAL; |
| /* cx2388x has a 24-bit register space */ |
| reg->val = cx_read(reg->reg&0xffffff); |
| return 0; |
| } |
| |
| static int vidioc_s_register (struct file *file, void *fh, |
| struct v4l2_register *reg) |
| { |
| struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; |
| |
| if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) |
| return -EINVAL; |
| cx_write(reg->reg&0xffffff, reg->val); |
| return 0; |
| } |
| #endif |
| |
| /* ----------------------------------------------------------- */ |
| /* RADIO ESPECIFIC IOCTLS */ |
| /* ----------------------------------------------------------- */ |
| |
| static int radio_querycap (struct file *file, void *priv, |
| struct v4l2_capability *cap) |
| { |
| struct cx8800_dev *dev = ((struct cx8800_fh *)priv)->dev; |
| struct cx88_core *core = dev->core; |
| |
| strcpy(cap->driver, "cx8800"); |
| strlcpy(cap->card, core->board.name, sizeof(cap->card)); |
| sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci)); |
| cap->version = CX88_VERSION_CODE; |
| cap->capabilities = V4L2_CAP_TUNER; |
| return 0; |
| } |
| |
| static int radio_g_tuner (struct file *file, void *priv, |
| struct v4l2_tuner *t) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| |
| if (unlikely(t->index > 0)) |
| return -EINVAL; |
| |
| strcpy(t->name, "Radio"); |
| t->type = V4L2_TUNER_RADIO; |
| |
| cx88_call_i2c_clients(core,VIDIOC_G_TUNER,t); |
| return 0; |
| } |
| |
| static int radio_enum_input (struct file *file, void *priv, |
| struct v4l2_input *i) |
| { |
| if (i->index != 0) |
| return -EINVAL; |
| strcpy(i->name,"Radio"); |
| i->type = V4L2_INPUT_TYPE_TUNER; |
| |
| return 0; |
| } |
| |
| static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a) |
| { |
| if (unlikely(a->index)) |
| return -EINVAL; |
| |
| memset(a,0,sizeof(*a)); |
| strcpy(a->name,"Radio"); |
| return 0; |
| } |
| |
| /* FIXME: Should add a standard for radio */ |
| |
| static int radio_s_tuner (struct file *file, void *priv, |
| struct v4l2_tuner *t) |
| { |
| struct cx88_core *core = ((struct cx8800_fh *)priv)->dev->core; |
| |
| if (0 != t->index) |
| return -EINVAL; |
| |
| cx88_call_i2c_clients(core,VIDIOC_S_TUNER,t); |
| |
| return 0; |
| } |
| |
| static int radio_s_audio (struct file *file, void *fh, |
| struct v4l2_audio *a) |
| { |
| return 0; |
| } |
| |
| static int radio_s_input (struct file *file, void *fh, unsigned int i) |
| { |
| return 0; |
| } |
| |
| static int radio_queryctrl (struct file *file, void *priv, |
| struct v4l2_queryctrl *c) |
| { |
| int i; |
| |
| if (c->id < V4L2_CID_BASE || |
| c->id >= V4L2_CID_LASTP1) |
| return -EINVAL; |
| if (c->id == V4L2_CID_AUDIO_MUTE) { |
| for (i = 0; i < CX8800_CTLS; i++) |
| if (cx8800_ctls[i].v.id == c->id) |
| break; |
| *c = cx8800_ctls[i].v; |
| } else |
| *c = no_ctl; |
| return 0; |
| } |
| |
| /* ----------------------------------------------------------- */ |
| |
| static void cx8800_vid_timeout(unsigned long data) |
| { |
| struct cx8800_dev *dev = (struct cx8800_dev*)data; |
| struct cx88_core *core = dev->core; |
| struct cx88_dmaqueue *q = &dev->vidq; |
| struct cx88_buffer *buf; |
| unsigned long flags; |
| |
| cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); |
| |
| cx_clear(MO_VID_DMACNTRL, 0x11); |
| cx_clear(VID_CAPTURE_CONTROL, 0x06); |
| |
| spin_lock_irqsave(&dev->slock,flags); |
| while (!list_empty(&q->active)) { |
| buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
| list_del(&buf->vb.queue); |
| buf->vb.state = VIDEOBUF_ERROR; |
| wake_up(&buf->vb.done); |
| printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name, |
| buf, buf->vb.i, (unsigned long)buf->risc.dma); |
| } |
| restart_video_queue(dev,q); |
| spin_unlock_irqrestore(&dev->slock,flags); |
| } |
| |
| static char *cx88_vid_irqs[32] = { |
| "y_risci1", "u_risci1", "v_risci1", "vbi_risc1", |
| "y_risci2", "u_risci2", "v_risci2", "vbi_risc2", |
| "y_oflow", "u_oflow", "v_oflow", "vbi_oflow", |
| "y_sync", "u_sync", "v_sync", "vbi_sync", |
| "opc_err", "par_err", "rip_err", "pci_abort", |
| }; |
| |
| static void cx8800_vid_irq(struct cx8800_dev *dev) |
| { |
| struct cx88_core *core = dev->core; |
| u32 status, mask, count; |
| |
| status = cx_read(MO_VID_INTSTAT); |
| mask = cx_read(MO_VID_INTMSK); |
| if (0 == (status & mask)) |
| return; |
| cx_write(MO_VID_INTSTAT, status); |
| if (irq_debug || (status & mask & ~0xff)) |
| cx88_print_irqbits(core->name, "irq vid", |
| cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs), |
| status, mask); |
| |
| /* risc op code error */ |
| if (status & (1 << 16)) { |
| printk(KERN_WARNING "%s/0: video risc op code error\n",core->name); |
| cx_clear(MO_VID_DMACNTRL, 0x11); |
| cx_clear(VID_CAPTURE_CONTROL, 0x06); |
| cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); |
| } |
| |
| /* risc1 y */ |
| if (status & 0x01) { |
| spin_lock(&dev->slock); |
| count = cx_read(MO_VIDY_GPCNT); |
| cx88_wakeup(core, &dev->vidq, count); |
| spin_unlock(&dev->slock); |
| } |
| |
| /* risc1 vbi */ |
| if (status & 0x08) { |
| spin_lock(&dev->slock); |
| count = cx_read(MO_VBI_GPCNT); |
| cx88_wakeup(core, &dev->vbiq, count); |
| spin_unlock(&dev->slock); |
| } |
| |
| /* risc2 y */ |
| if (status & 0x10) { |
| dprintk(2,"stopper video\n"); |
| spin_lock(&dev->slock); |
| restart_video_queue(dev,&dev->vidq); |
| spin_unlock(&dev->slock); |
| } |
| |
| /* risc2 vbi */ |
| if (status & 0x80) { |
| dprintk(2,"stopper vbi\n"); |
| spin_lock(&dev->slock); |
| cx8800_restart_vbi_queue(dev,&dev->vbiq); |
| spin_unlock(&dev->slock); |
| } |
| } |
| |
| static irqreturn_t cx8800_irq(int irq, void *dev_id) |
| { |
| struct cx8800_dev *dev = dev_id; |
| struct cx88_core *core = dev->core; |
| u32 status; |
| int loop, handled = 0; |
| |
| for (loop = 0; loop < 10; loop++) { |
| status = cx_read(MO_PCI_INTSTAT) & |
| (core->pci_irqmask | PCI_INT_VIDINT); |
| if (0 == status) |
| goto out; |
| cx_write(MO_PCI_INTSTAT, status); |
| handled = 1; |
| |
| if (status & core->pci_irqmask) |
| cx88_core_irq(core,status); |
| if (status & PCI_INT_VIDINT) |
| cx8800_vid_irq(dev); |
| }; |
| if (10 == loop) { |
| printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", |
| core->name); |
| cx_write(MO_PCI_INTMSK,0); |
| } |
| |
| out: |
| return IRQ_RETVAL(handled); |
| } |
| |
| /* ----------------------------------------------------------- */ |
| /* exported stuff */ |
| |
| static const struct 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, |
| .compat_ioctl = v4l_compat_ioctl32, |
| .llseek = no_llseek, |
| }; |
| |
| static struct video_device cx8800_vbi_template; |
| static struct video_device cx8800_video_template = |
| { |
| .name = "cx8800-video", |
| .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES, |
| .fops = &video_fops, |
| .minor = -1, |
| .vidioc_querycap = vidioc_querycap, |
| .vidioc_enum_fmt_cap = vidioc_enum_fmt_cap, |
| .vidioc_g_fmt_cap = vidioc_g_fmt_cap, |
| .vidioc_try_fmt_cap = vidioc_try_fmt_cap, |
| .vidioc_s_fmt_cap = vidioc_s_fmt_cap, |
| .vidioc_g_fmt_vbi = cx8800_vbi_fmt, |
| .vidioc_try_fmt_vbi = cx8800_vbi_fmt, |
| .vidioc_s_fmt_vbi = cx8800_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_enum_input = vidioc_enum_input, |
| .vidioc_g_input = vidioc_g_input, |
| .vidioc_s_input = vidioc_s_input, |
| .vidioc_queryctrl = vidioc_queryctrl, |
| .vidioc_g_ctrl = vidioc_g_ctrl, |
| .vidioc_s_ctrl = vidioc_s_ctrl, |
| .vidioc_streamon = vidioc_streamon, |
| .vidioc_streamoff = vidioc_streamoff, |
| #ifdef CONFIG_VIDEO_V4L1_COMPAT |
| .vidiocgmbuf = vidiocgmbuf, |
| #endif |
| .vidioc_g_tuner = vidioc_g_tuner, |
| .vidioc_s_tuner = vidioc_s_tuner, |
| .vidioc_g_frequency = vidioc_g_frequency, |
| .vidioc_s_frequency = vidioc_s_frequency, |
| #ifdef CONFIG_VIDEO_ADV_DEBUG |
| .vidioc_g_register = vidioc_g_register, |
| .vidioc_s_register = vidioc_s_register, |
| #endif |
| .tvnorms = CX88_NORMS, |
| .current_norm = V4L2_STD_NTSC_M, |
| }; |
| |
| static const struct file_operations radio_fops = |
| { |
| .owner = THIS_MODULE, |
| .open = video_open, |
| .release = video_release, |
| .ioctl = video_ioctl2, |
| .compat_ioctl = v4l_compat_ioctl32, |
| .llseek = no_llseek, |
| }; |
| |
| static struct video_device cx8800_radio_template = |
| { |
| .name = "cx8800-radio", |
| .type = VID_TYPE_TUNER, |
| .fops = &radio_fops, |
| .minor = -1, |
| .vidioc_querycap = radio_querycap, |
| .vidioc_g_tuner = radio_g_tuner, |
| .vidioc_enum_input = radio_enum_input, |
| .vidioc_g_audio = radio_g_audio, |
| .vidioc_s_tuner = radio_s_tuner, |
| .vidioc_s_audio = radio_s_audio, |
| .vidioc_s_input = radio_s_input, |
| .vidioc_queryctrl = radio_queryctrl, |
| .vidioc_g_ctrl = vidioc_g_ctrl, |
| .vidioc_s_ctrl = vidioc_s_ctrl, |
| .vidioc_g_frequency = vidioc_g_frequency, |
| .vidioc_s_frequency = vidioc_s_frequency, |
| #ifdef CONFIG_VIDEO_ADV_DEBUG |
| .vidioc_g_register = vidioc_g_register, |
| .vidioc_s_register = vidioc_s_register, |
| #endif |
| }; |
| |
| /* ----------------------------------------------------------- */ |
| |
| static void cx8800_unregister_video(struct cx8800_dev *dev) |
| { |
| if (dev->radio_dev) { |
| if (-1 != dev->radio_dev->minor) |
| video_unregister_device(dev->radio_dev); |
| else |
| video_device_release(dev->radio_dev); |
| dev->radio_dev = NULL; |
| } |
| if (dev->vbi_dev) { |
| if (-1 != dev->vbi_dev->minor) |
| video_unregister_device(dev->vbi_dev); |
| else |
| video_device_release(dev->vbi_dev); |
| dev->vbi_dev = NULL; |
| } |
| if (dev->video_dev) { |
| if (-1 != dev->video_dev->minor) |
| video_unregister_device(dev->video_dev); |
| else |
| video_device_release(dev->video_dev); |
| dev->video_dev = NULL; |
| } |
| } |
| |
| static int __devinit cx8800_initdev(struct pci_dev *pci_dev, |
| const struct pci_device_id *pci_id) |
| { |
| struct cx8800_dev *dev; |
| struct cx88_core *core; |
| |
| int err; |
| |
| dev = kzalloc(sizeof(*dev),GFP_KERNEL); |
| if (NULL == dev) |
| return -ENOMEM; |
| |
| /* pci init */ |
| dev->pci = pci_dev; |
| if (pci_enable_device(pci_dev)) { |
| err = -EIO; |
| goto fail_free; |
| } |
| core = cx88_core_get(dev->pci); |
| if (NULL == core) { |
| err = -EINVAL; |
| goto fail_free; |
| } |
| dev->core = core; |
| |
| /* print pci info */ |
| pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); |
| pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); |
| printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " |
| "latency: %d, mmio: 0x%llx\n", core->name, |
| pci_name(pci_dev), dev->pci_rev, pci_dev->irq, |
| dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); |
| |
| pci_set_master(pci_dev); |
| if (!pci_dma_supported(pci_dev,DMA_32BIT_MASK)) { |
| printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name); |
| err = -EIO; |
| goto fail_core; |
| } |
| |
| /* Initialize VBI template */ |
| memcpy( &cx8800_vbi_template, &cx8800_video_template, |
| sizeof(cx8800_vbi_template) ); |
| strcpy(cx8800_vbi_template.name,"cx8800-vbi"); |
| cx8800_vbi_template.type = VID_TYPE_TELETEXT|VID_TYPE_TUNER; |
| |
| /* initialize driver struct */ |
| spin_lock_init(&dev->slock); |
| core->tvnorm = cx8800_video_template.current_norm; |
| |
| /* init video dma queues */ |
| INIT_LIST_HEAD(&dev->vidq.active); |
| INIT_LIST_HEAD(&dev->vidq.queued); |
| dev->vidq.timeout.function = cx8800_vid_timeout; |
| dev->vidq.timeout.data = (unsigned long)dev; |
| init_timer(&dev->vidq.timeout); |
| cx88_risc_stopper(dev->pci,&dev->vidq.stopper, |
| MO_VID_DMACNTRL,0x11,0x00); |
| |
| /* init vbi dma queues */ |
| INIT_LIST_HEAD(&dev->vbiq.active); |
| INIT_LIST_HEAD(&dev->vbiq.queued); |
| dev->vbiq.timeout.function = cx8800_vbi_timeout; |
| dev->vbiq.timeout.data = (unsigned long)dev; |
| init_timer(&dev->vbiq.timeout); |
| cx88_risc_stopper(dev->pci,&dev->vbiq.stopper, |
| MO_VID_DMACNTRL,0x88,0x00); |
| |
| /* get irq */ |
| err = request_irq(pci_dev->irq, cx8800_irq, |
| IRQF_SHARED | IRQF_DISABLED, core->name, dev); |
| if (err < 0) { |
| printk(KERN_ERR "%s/0: can't get IRQ %d\n", |
| core->name,pci_dev->irq); |
| goto fail_core; |
| } |
| cx_set(MO_PCI_INTMSK, core->pci_irqmask); |
| |
| /* load and configure helper modules */ |
| |
| if (core->board.audio_chip == AUDIO_CHIP_WM8775) |
| request_module("wm8775"); |
| |
| switch (core->boardnr) { |
| case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: |
| case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: |
| request_module("rtc-isl1208"); |
| /* break intentionally omitted */ |
| case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO: |
| request_module("ir-kbd-i2c"); |
| } |
| |
| /* register v4l devices */ |
| dev->video_dev = cx88_vdev_init(core,dev->pci, |
| &cx8800_video_template,"video"); |
| err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, |
| video_nr[core->nr]); |
| if (err < 0) { |
| printk(KERN_ERR "%s/0: can't register video device\n", |
| core->name); |
| goto fail_unreg; |
| } |
| printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n", |
| core->name,dev->video_dev->minor & 0x1f); |
| |
| dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi"); |
| err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, |
| vbi_nr[core->nr]); |
| if (err < 0) { |
| printk(KERN_ERR "%s/0: can't register vbi device\n", |
| core->name); |
| goto fail_unreg; |
| } |
| printk(KERN_INFO "%s/0: registered device vbi%d\n", |
| core->name,dev->vbi_dev->minor & 0x1f); |
| |
| if (core->board.radio.type == CX88_RADIO) { |
| dev->radio_dev = cx88_vdev_init(core,dev->pci, |
| &cx8800_radio_template,"radio"); |
| err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, |
| radio_nr[core->nr]); |
| if (err < 0) { |
| printk(KERN_ERR "%s/0: can't register radio device\n", |
| core->name); |
| goto fail_unreg; |
| } |
| printk(KERN_INFO "%s/0: registered device radio%d\n", |
| core->name,dev->radio_dev->minor & 0x1f); |
| } |
| |
| /* everything worked */ |
| list_add_tail(&dev->devlist,&cx8800_devlist); |
| pci_set_drvdata(pci_dev,dev); |
| |
| /* initial device configuration */ |
| mutex_lock(&core->lock); |
| cx88_set_tvnorm(core,core->tvnorm); |
| init_controls(core); |
| cx88_video_mux(core,0); |
| mutex_unlock(&core->lock); |
| |
| /* start tvaudio thread */ |
| if (core->board.tuner_type != TUNER_ABSENT) { |
| core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio"); |
| if (IS_ERR(core->kthread)) { |
| err = PTR_ERR(core->kthread); |
| printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n", |
| core->name, err); |
| } |
| } |
| return 0; |
| |
| fail_unreg: |
| cx8800_unregister_video(dev); |
| free_irq(pci_dev->irq, dev); |
| fail_core: |
| cx88_core_put(core,dev->pci); |
| fail_free: |
| kfree(dev); |
| return err; |
| } |
| |
| static void __devexit cx8800_finidev(struct pci_dev *pci_dev) |
| { |
| struct cx8800_dev *dev = pci_get_drvdata(pci_dev); |
| struct cx88_core *core = dev->core; |
| |
| /* stop thread */ |
| if (core->kthread) { |
| kthread_stop(core->kthread); |
| core->kthread = NULL; |
| } |
| |
| if (core->ir) |
| cx88_ir_stop(core, core->ir); |
| |
| cx88_shutdown(core); /* FIXME */ |
| pci_disable_device(pci_dev); |
| |
| /* unregister stuff */ |
| |
| free_irq(pci_dev->irq, dev); |
| cx8800_unregister_video(dev); |
| pci_set_drvdata(pci_dev, NULL); |
| |
| /* free memory */ |
| btcx_riscmem_free(dev->pci,&dev->vidq.stopper); |
| list_del(&dev->devlist); |
| cx88_core_put(core,dev->pci); |
| kfree(dev); |
| } |
| |
| #ifdef CONFIG_PM |
| static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state) |
| { |
| struct cx8800_dev *dev = pci_get_drvdata(pci_dev); |
| struct cx88_core *core = dev->core; |
| |
| /* stop video+vbi capture */ |
| spin_lock(&dev->slock); |
| if (!list_empty(&dev->vidq.active)) { |
| printk("%s/0: suspend video\n", core->name); |
| stop_video_dma(dev); |
| del_timer(&dev->vidq.timeout); |
| } |
| if (!list_empty(&dev->vbiq.active)) { |
| printk("%s/0: suspend vbi\n", core->name); |
| cx8800_stop_vbi_dma(dev); |
| del_timer(&dev->vbiq.timeout); |
| } |
| spin_unlock(&dev->slock); |
| |
| if (core->ir) |
| cx88_ir_stop(core, core->ir); |
| /* FIXME -- shutdown device */ |
| cx88_shutdown(core); |
| |
| pci_save_state(pci_dev); |
| if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { |
| pci_disable_device(pci_dev); |
| dev->state.disabled = 1; |
| } |
| return 0; |
| } |
| |
| static int cx8800_resume(struct pci_dev *pci_dev) |
| { |
| struct cx8800_dev *dev = pci_get_drvdata(pci_dev); |
| struct cx88_core *core = dev->core; |
| int err; |
| |
| if (dev->state.disabled) { |
| err=pci_enable_device(pci_dev); |
| if (err) { |
| printk(KERN_ERR "%s/0: can't enable device\n", |
| core->name); |
| return err; |
| } |
| |
| dev->state.disabled = 0; |
| } |
| err= pci_set_power_state(pci_dev, PCI_D0); |
| if (err) { |
| printk(KERN_ERR "%s/0: can't set power state\n", core->name); |
| pci_disable_device(pci_dev); |
| dev->state.disabled = 1; |
| |
| return err; |
| } |
| pci_restore_state(pci_dev); |
| |
| /* FIXME: re-initialize hardware */ |
| cx88_reset(core); |
| if (core->ir) |
| cx88_ir_start(core, core->ir); |
| |
| cx_set(MO_PCI_INTMSK, core->pci_irqmask); |
| |
| /* restart video+vbi capture */ |
| spin_lock(&dev->slock); |
| if (!list_empty(&dev->vidq.active)) { |
| printk("%s/0: resume video\n", core->name); |
| restart_video_queue(dev,&dev->vidq); |
| } |
| if (!list_empty(&dev->vbiq.active)) { |
| printk("%s/0: resume vbi\n", core->name); |
| cx8800_restart_vbi_queue(dev,&dev->vbiq); |
| } |
| spin_unlock(&dev->slock); |
| |
| return 0; |
| } |
| #endif |
| |
| /* ----------------------------------------------------------- */ |
| |
| static struct pci_device_id cx8800_pci_tbl[] = { |
| { |
| .vendor = 0x14f1, |
| .device = 0x8800, |
| .subvendor = PCI_ANY_ID, |
| .subdevice = PCI_ANY_ID, |
| },{ |
| /* --- end of list --- */ |
| } |
| }; |
| MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl); |
| |
| static struct pci_driver cx8800_pci_driver = { |
| .name = "cx8800", |
| .id_table = cx8800_pci_tbl, |
| .probe = cx8800_initdev, |
| .remove = __devexit_p(cx8800_finidev), |
| #ifdef CONFIG_PM |
| .suspend = cx8800_suspend, |
| .resume = cx8800_resume, |
| #endif |
| }; |
| |
| static int cx8800_init(void) |
| { |
| printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n", |
| (CX88_VERSION_CODE >> 16) & 0xff, |
| (CX88_VERSION_CODE >> 8) & 0xff, |
| CX88_VERSION_CODE & 0xff); |
| #ifdef SNAPSHOT |
| printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n", |
| SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); |
| #endif |
| return pci_register_driver(&cx8800_pci_driver); |
| } |
| |
| static void cx8800_fini(void) |
| { |
| pci_unregister_driver(&cx8800_pci_driver); |
| } |
| |
| module_init(cx8800_init); |
| module_exit(cx8800_fini); |
| |
| /* ----------------------------------------------------------- */ |
| /* |
| * Local variables: |
| * c-basic-offset: 8 |
| * End: |
| * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off |
| */ |