| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Hans Verkuil | 2542 | 30.17% | 42 | 30.00% |
| Andrew Morton | 2477 | 29.40% | 3 | 2.14% |
| Gerd Knorr | 1496 | 17.76% | 4 | 2.86% |
| Mauro Carvalho Chehab | 1164 | 13.82% | 31 | 22.14% |
| Trent Piepho | 115 | 1.36% | 5 | 3.57% |
| Lawrence Rust | 85 | 1.01% | 2 | 1.43% |
| Darron Broad | 76 | 0.90% | 2 | 1.43% |
| Frej Drejhammar | 66 | 0.78% | 4 | 2.86% |
| Istvan Varga | 63 | 0.75% | 4 | 2.86% |
| Laurent Pinchart | 43 | 0.51% | 2 | 1.43% |
| Junghak Sung | 39 | 0.46% | 1 | 0.71% |
| Michael Ira Krufky | 36 | 0.43% | 6 | 4.29% |
| Vaibhav Gupta | 27 | 0.32% | 1 | 0.71% |
| Alexey Khoroshilov | 26 | 0.31% | 1 | 0.71% |
| Ricardo Cerqueira | 22 | 0.26% | 2 | 1.43% |
| Cyrill V. Gorcunov | 22 | 0.26% | 1 | 0.71% |
| Steven Toth | 22 | 0.26% | 2 | 1.43% |
| Christophe Jaillet | 15 | 0.18% | 2 | 1.43% |
| Zheyu Ma | 14 | 0.17% | 1 | 0.71% |
| Dan Carpenter | 7 | 0.08% | 1 | 0.71% |
| Figo.zhang | 7 | 0.08% | 1 | 0.71% |
| Christoph Hellwig | 6 | 0.07% | 1 | 0.71% |
| Thomas Gleixner | 6 | 0.07% | 3 | 2.14% |
| Adrian Bunk | 6 | 0.07% | 1 | 0.71% |
| Greg Kroah-Hartman | 5 | 0.06% | 1 | 0.71% |
| Marcin Rudowski | 5 | 0.06% | 1 | 0.71% |
| Björn Mork | 4 | 0.05% | 1 | 0.71% |
| Yang Hongyang | 4 | 0.05% | 1 | 0.71% |
| Ian Pickworth | 4 | 0.05% | 1 | 0.71% |
| Ingo Molnar | 3 | 0.04% | 1 | 0.71% |
| Daniel Gonzalez Cabanelas | 3 | 0.04% | 1 | 0.71% |
| Arjan van de Ven | 2 | 0.02% | 1 | 0.71% |
| Sachin Kamat | 2 | 0.02% | 1 | 0.71% |
| Gustavo A. R. Silva | 2 | 0.02% | 1 | 0.71% |
| Benjamin Gaignard | 2 | 0.02% | 1 | 0.71% |
| Bálint Márton | 2 | 0.02% | 1 | 0.71% |
| Catalin Climov | 1 | 0.01% | 1 | 0.71% |
| Wolfram Sang | 1 | 0.01% | 1 | 0.71% |
| Panagiotis Issaris | 1 | 0.01% | 1 | 0.71% |
| Devin Heitmueller | 1 | 0.01% | 1 | 0.71% |
| Julia Lawall | 1 | 0.01% | 1 | 0.71% |
| Total | 8425 | 140 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * * 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@kernel.org> * - Multituner support * - video_ioctl2 conversion * - PAL/M fixes */ #include "cx88.h" #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 <media/v4l2-common.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-event.h> #include <media/i2c/wm8775.h> MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards"); MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); MODULE_LICENSE("GPL v2"); MODULE_VERSION(CX88_VERSION); /* ------------------------------------------------------------------ */ static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; module_param_array(video_nr, int, NULL, 0444); module_param_array(vbi_nr, int, NULL, 0444); module_param_array(radio_nr, int, NULL, 0444); MODULE_PARM_DESC(video_nr, "video device numbers"); MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); MODULE_PARM_DESC(radio_nr, "radio device numbers"); static unsigned int video_debug; module_param(video_debug, int, 0644); MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); static unsigned int irq_debug; module_param(irq_debug, int, 0644); MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]"); #define dprintk(level, fmt, arg...) do { \ if (video_debug >= level) \ printk(KERN_DEBUG pr_fmt("%s: video:" fmt), \ __func__, ##arg); \ } while (0) /* ------------------------------------------------------------------- */ /* static data */ static const struct cx8800_fmt formats[] = { { .fourcc = V4L2_PIX_FMT_GREY, .cxformat = ColorFormatY8, .depth = 8, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_RGB555, .cxformat = ColorFormatRGB15, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_RGB555X, .cxformat = ColorFormatRGB15 | ColorFormatBSWAP, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_RGB565, .cxformat = ColorFormatRGB16, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_RGB565X, .cxformat = ColorFormatRGB16 | ColorFormatBSWAP, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_BGR24, .cxformat = ColorFormatRGB24, .depth = 24, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_BGR32, .cxformat = ColorFormatRGB32, .depth = 32, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_RGB32, .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP, .depth = 32, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_YUYV, .cxformat = ColorFormatYUY2, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, { .fourcc = V4L2_PIX_FMT_UYVY, .cxformat = ColorFormatYUY2 | ColorFormatBSWAP, .depth = 16, .flags = FORMAT_FLAGS_PACKED, }, }; static const struct cx8800_fmt *format_by_fourcc(unsigned int fourcc) { unsigned int i; for (i = 0; i < ARRAY_SIZE(formats); i++) if (formats[i].fourcc == fourcc) return formats + i; return NULL; } /* ------------------------------------------------------------------- */ struct cx88_ctrl { /* control information */ u32 id; s32 minimum; s32 maximum; u32 step; s32 default_value; /* control register information */ u32 off; u32 reg; u32 sreg; u32 mask; u32 shift; }; static const struct cx88_ctrl cx8800_vid_ctls[] = { /* --- video --- */ { .id = V4L2_CID_BRIGHTNESS, .minimum = 0x00, .maximum = 0xff, .step = 1, .default_value = 0x7f, .off = 128, .reg = MO_CONTR_BRIGHT, .mask = 0x00ff, .shift = 0, }, { .id = V4L2_CID_CONTRAST, .minimum = 0, .maximum = 0xff, .step = 1, .default_value = 0x3f, .off = 0, .reg = MO_CONTR_BRIGHT, .mask = 0xff00, .shift = 8, }, { .id = V4L2_CID_HUE, .minimum = 0, .maximum = 0xff, .step = 1, .default_value = 0x7f, .off = 128, .reg = MO_HUE, .mask = 0x00ff, .shift = 0, }, { /* strictly, this only describes only U saturation. * V saturation is handled specially through code. */ .id = V4L2_CID_SATURATION, .minimum = 0, .maximum = 0xff, .step = 1, .default_value = 0x7f, .off = 0, .reg = MO_UV_SATURATION, .mask = 0x00ff, .shift = 0, }, { .id = V4L2_CID_SHARPNESS, .minimum = 0, .maximum = 4, .step = 1, .default_value = 0x0, .off = 0, /* * NOTE: the value is converted and written to both even * and odd registers in the code */ .reg = MO_FILTER_ODD, .mask = 7 << 7, .shift = 7, }, { .id = V4L2_CID_CHROMA_AGC, .minimum = 0, .maximum = 1, .default_value = 0x1, .reg = MO_INPUT_FORMAT, .mask = 1 << 10, .shift = 10, }, { .id = V4L2_CID_COLOR_KILLER, .minimum = 0, .maximum = 1, .default_value = 0x1, .reg = MO_INPUT_FORMAT, .mask = 1 << 9, .shift = 9, }, { .id = V4L2_CID_BAND_STOP_FILTER, .minimum = 0, .maximum = 1, .step = 1, .default_value = 0x0, .off = 0, .reg = MO_HTOTAL, .mask = 3 << 11, .shift = 11, } }; static const struct cx88_ctrl cx8800_aud_ctls[] = { { /* --- audio --- */ .id = V4L2_CID_AUDIO_MUTE, .minimum = 0, .maximum = 1, .default_value = 1, .reg = AUD_VOL_CTL, .sreg = SHADOW_AUD_VOL_CTL, .mask = (1 << 6), .shift = 6, }, { .id = V4L2_CID_AUDIO_VOLUME, .minimum = 0, .maximum = 0x3f, .step = 1, .default_value = 0x3f, .reg = AUD_VOL_CTL, .sreg = SHADOW_AUD_VOL_CTL, .mask = 0x3f, .shift = 0, }, { .id = V4L2_CID_AUDIO_BALANCE, .minimum = 0, .maximum = 0x7f, .step = 1, .default_value = 0x40, .reg = AUD_BAL_CTL, .sreg = SHADOW_AUD_BAL_CTL, .mask = 0x7f, .shift = 0, } }; enum { CX8800_VID_CTLS = ARRAY_SIZE(cx8800_vid_ctls), CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls), }; /* ------------------------------------------------------------------ */ int cx88_video_mux(struct cx88_core *core, unsigned int input) { /* struct cx88_core *core = dev->core; */ dprintk(1, "video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n", input, INPUT(input).vmux, INPUT(input).gpio0, INPUT(input).gpio1, INPUT(input).gpio2, INPUT(input).gpio3); core->input = input; cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14); cx_write(MO_GP3_IO, INPUT(input).gpio3); cx_write(MO_GP0_IO, INPUT(input).gpio0); cx_write(MO_GP1_IO, INPUT(input).gpio1); cx_write(MO_GP2_IO, INPUT(input).gpio2); switch (INPUT(input).type) { case CX88_VMUX_SVIDEO: cx_set(MO_AFECFG_IO, 0x00000001); cx_set(MO_INPUT_FORMAT, 0x00010010); cx_set(MO_FILTER_EVEN, 0x00002020); cx_set(MO_FILTER_ODD, 0x00002020); break; default: cx_clear(MO_AFECFG_IO, 0x00000001); cx_clear(MO_INPUT_FORMAT, 0x00010010); cx_clear(MO_FILTER_EVEN, 0x00002020); cx_clear(MO_FILTER_ODD, 0x00002020); break; } /* * if there are audioroutes defined, we have an external * ADC to deal with audio */ if (INPUT(input).audioroute) { /* * The wm8775 module has the "2" route hardwired into * the initialization. Some boards may use different * routes for different inputs. HVR-1300 surely does */ if (core->sd_wm8775) { call_all(core, audio, s_routing, INPUT(input).audioroute, 0, 0); } /* * cx2388's C-ADC is connected to the tuner only. * When used with S-Video, that ADC is busy dealing with * chroma, so an external must be used for baseband audio */ if (INPUT(input).type != CX88_VMUX_TELEVISION && INPUT(input).type != CX88_VMUX_CABLE) { /* "I2S ADC mode" */ core->tvaudio = WW_I2SADC; cx88_set_tvaudio(core); } else { /* Normal mode */ cx_write(AUD_I2SCNTL, 0x0); cx_clear(AUD_CTL, EN_I2SIN_ENABLE); } } return 0; } EXPORT_SYMBOL(cx88_video_mux); /* ------------------------------------------------------------------ */ static int start_video_dma(struct cx8800_dev *dev, struct cx88_dmaqueue *q, struct cx88_buffer *buf) { struct cx88_core *core = dev->core; /* setup fifo + format */ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21], buf->bpl, buf->risc.dma); cx88_set_scale(core, core->width, core->height, core->field); cx_write(MO_COLOR_CTRL, dev->fmt->cxformat | ColorFormatGamma); /* reset counter */ cx_write(MO_VIDY_GPCNTRL, GP_COUNT_CONTROL_RESET); q->count = 0; /* 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; } static int __maybe_unused 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; } static int __maybe_unused restart_video_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q) { struct cx88_buffer *buf; if (!list_empty(&q->active)) { buf = list_entry(q->active.next, struct cx88_buffer, list); dprintk(2, "restart_queue [%p/%d]: restart dma\n", buf, buf->vb.vb2_buf.index); start_video_dma(dev, q, buf); } return 0; } /* ------------------------------------------------------------------ */ static int queue_setup(struct vb2_queue *q, unsigned int *num_buffers, unsigned int *num_planes, unsigned int sizes[], struct device *alloc_devs[]) { struct cx8800_dev *dev = q->drv_priv; struct cx88_core *core = dev->core; *num_planes = 1; sizes[0] = (dev->fmt->depth * core->width * core->height) >> 3; return 0; } static int buffer_prepare(struct vb2_buffer *vb) { int ret; struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct cx8800_dev *dev = vb->vb2_queue->drv_priv; struct cx88_core *core = dev->core; struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb); struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); buf->bpl = core->width * dev->fmt->depth >> 3; if (vb2_plane_size(vb, 0) < core->height * buf->bpl) return -EINVAL; vb2_set_plane_payload(vb, 0, core->height * buf->bpl); switch (core->field) { case V4L2_FIELD_TOP: ret = cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, 0, UNSET, buf->bpl, 0, core->height); break; case V4L2_FIELD_BOTTOM: ret = cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, UNSET, 0, buf->bpl, 0, core->height); break; case V4L2_FIELD_SEQ_TB: ret = cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, 0, buf->bpl * (core->height >> 1), buf->bpl, 0, core->height >> 1); break; case V4L2_FIELD_SEQ_BT: ret = cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, buf->bpl * (core->height >> 1), 0, buf->bpl, 0, core->height >> 1); break; case V4L2_FIELD_INTERLACED: default: ret = cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, 0, buf->bpl, buf->bpl, buf->bpl, core->height >> 1); break; } dprintk(2, "[%p/%d] %s - %dx%d %dbpp 0x%08x - dma=0x%08lx\n", buf, buf->vb.vb2_buf.index, __func__, core->width, core->height, dev->fmt->depth, dev->fmt->fourcc, (unsigned long)buf->risc.dma); return ret; } static void buffer_finish(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct cx8800_dev *dev = vb->vb2_queue->drv_priv; struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb); struct cx88_riscmem *risc = &buf->risc; if (risc->cpu) dma_free_coherent(&dev->pci->dev, risc->size, risc->cpu, risc->dma); memset(risc, 0, sizeof(*risc)); } static void buffer_queue(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct cx8800_dev *dev = vb->vb2_queue->drv_priv; struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb); struct cx88_buffer *prev; struct cx88_dmaqueue *q = &dev->vidq; /* add jump to start */ buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8); buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8); if (list_empty(&q->active)) { list_add_tail(&buf->list, &q->active); dprintk(2, "[%p/%d] buffer_queue - first active\n", buf, buf->vb.vb2_buf.index); } else { buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); prev = list_entry(q->active.prev, struct cx88_buffer, list); list_add_tail(&buf->list, &q->active); prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); dprintk(2, "[%p/%d] buffer_queue - append to active\n", buf, buf->vb.vb2_buf.index); } } static int start_streaming(struct vb2_queue *q, unsigned int count) { struct cx8800_dev *dev = q->drv_priv; struct cx88_dmaqueue *dmaq = &dev->vidq; struct cx88_buffer *buf = list_entry(dmaq->active.next, struct cx88_buffer, list); start_video_dma(dev, dmaq, buf); return 0; } static void stop_streaming(struct vb2_queue *q) { struct cx8800_dev *dev = q->drv_priv; struct cx88_core *core = dev->core; struct cx88_dmaqueue *dmaq = &dev->vidq; unsigned long flags; cx_clear(MO_VID_DMACNTRL, 0x11); cx_clear(VID_CAPTURE_CONTROL, 0x06); spin_lock_irqsave(&dev->slock, flags); while (!list_empty(&dmaq->active)) { struct cx88_buffer *buf = list_entry(dmaq->active.next, struct cx88_buffer, list); list_del(&buf->list); vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); } spin_unlock_irqrestore(&dev->slock, flags); } static const struct vb2_ops cx8800_video_qops = { .queue_setup = queue_setup, .buf_prepare = buffer_prepare, .buf_finish = buffer_finish, .buf_queue = buffer_queue, .wait_prepare = vb2_ops_wait_prepare, .wait_finish = vb2_ops_wait_finish, .start_streaming = start_streaming, .stop_streaming = stop_streaming, }; /* ------------------------------------------------------------------ */ static int radio_open(struct file *file) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; int ret = v4l2_fh_open(file); if (ret) return ret; cx_write(MO_GP3_IO, core->board.radio.gpio3); cx_write(MO_GP0_IO, core->board.radio.gpio0); cx_write(MO_GP1_IO, core->board.radio.gpio1); cx_write(MO_GP2_IO, core->board.radio.gpio2); if (core->board.radio.audioroute) { if (core->sd_wm8775) { call_all(core, audio, s_routing, core->board.radio.audioroute, 0, 0); } /* "I2S ADC mode" */ core->tvaudio = WW_I2SADC; cx88_set_tvaudio(core); } else { /* FM Mode */ core->tvaudio = WW_FM; cx88_set_tvaudio(core); cx88_set_stereo(core, V4L2_TUNER_MODE_STEREO, 1); } call_all(core, tuner, s_radio); return 0; } /* ------------------------------------------------------------------ */ /* VIDEO CTRL IOCTLS */ static int cx8800_s_vid_ctrl(struct v4l2_ctrl *ctrl) { struct cx88_core *core = container_of(ctrl->handler, struct cx88_core, video_hdl); const struct cx88_ctrl *cc = ctrl->priv; u32 value, mask; mask = cc->mask; switch (ctrl->id) { case V4L2_CID_SATURATION: /* special v_sat handling */ value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; if (core->tvnorm & V4L2_STD_SECAM) { /* For SECAM, both U and V sat should be equal */ value = value << 8 | value; } else { /* Keeps U Saturation proportional to V Sat */ value = (value * 0x5a) / 0x7f << 8 | value; } mask = 0xffff; break; case V4L2_CID_SHARPNESS: /* 0b000, 0b100, 0b101, 0b110, or 0b111 */ value = (ctrl->val < 1 ? 0 : ((ctrl->val + 3) << 7)); /* needs to be set for both fields */ cx_andor(MO_FILTER_EVEN, mask, value); break; case V4L2_CID_CHROMA_AGC: value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; break; default: value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; break; } dprintk(1, "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", ctrl->id, ctrl->name, ctrl->val, cc->reg, value, mask, cc->sreg ? " [shadowed]" : ""); if (cc->sreg) cx_sandor(cc->sreg, cc->reg, mask, value); else cx_andor(cc->reg, mask, value); return 0; } static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl) { struct cx88_core *core = container_of(ctrl->handler, struct cx88_core, audio_hdl); const struct cx88_ctrl *cc = ctrl->priv; u32 value, mask; /* Pass changes onto any WM8775 */ if (core->sd_wm8775) { switch (ctrl->id) { case V4L2_CID_AUDIO_MUTE: wm8775_s_ctrl(core, ctrl->id, ctrl->val); break; case V4L2_CID_AUDIO_VOLUME: wm8775_s_ctrl(core, ctrl->id, (ctrl->val) ? (0x90 + ctrl->val) << 8 : 0); break; case V4L2_CID_AUDIO_BALANCE: wm8775_s_ctrl(core, ctrl->id, ctrl->val << 9); break; default: break; } } mask = cc->mask; switch (ctrl->id) { case V4L2_CID_AUDIO_BALANCE: value = (ctrl->val < 0x40) ? (0x7f - ctrl->val) : (ctrl->val - 0x40); break; case V4L2_CID_AUDIO_VOLUME: value = 0x3f - (ctrl->val & 0x3f); break; default: value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; break; } dprintk(1, "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", ctrl->id, ctrl->name, ctrl->val, cc->reg, value, mask, cc->sreg ? " [shadowed]" : ""); if (cc->sreg) cx_sandor(cc->sreg, cc->reg, mask, value); else cx_andor(cc->reg, mask, value); return 0; } /* ------------------------------------------------------------------ */ /* VIDEO IOCTLS */ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; f->fmt.pix.width = core->width; f->fmt.pix.height = core->height; f->fmt.pix.field = core->field; f->fmt.pix.pixelformat = dev->fmt->fourcc; f->fmt.pix.bytesperline = (f->fmt.pix.width * dev->fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; const struct cx8800_fmt *fmt; enum v4l2_field field; unsigned int maxw, maxh; fmt = format_by_fourcc(f->fmt.pix.pixelformat); if (!fmt) return -EINVAL; maxw = norm_maxw(core->tvnorm); maxh = norm_maxh(core->tvnorm); field = f->fmt.pix.field; switch (field) { case V4L2_FIELD_TOP: case V4L2_FIELD_BOTTOM: case V4L2_FIELD_INTERLACED: case V4L2_FIELD_SEQ_BT: case V4L2_FIELD_SEQ_TB: break; default: field = (f->fmt.pix.height > maxh / 2) ? V4L2_FIELD_INTERLACED : V4L2_FIELD_BOTTOM; break; } if (V4L2_FIELD_HAS_T_OR_B(field)) maxh /= 2; v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, &f->fmt.pix.height, 32, maxh, 0, 0); f->fmt.pix.field = field; f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3; f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline; f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; return 0; } static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; int err = vidioc_try_fmt_vid_cap(file, priv, f); if (err != 0) return err; if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq)) return -EBUSY; if (core->dvbdev && vb2_is_busy(&core->dvbdev->vb2_mpegq)) return -EBUSY; dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); core->width = f->fmt.pix.width; core->height = f->fmt.pix.height; core->field = f->fmt.pix.field; return 0; } int cx88_querycap(struct file *file, struct cx88_core *core, struct v4l2_capability *cap) { strscpy(cap->card, core->board.name, sizeof(cap->card)); cap->capabilities = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_DEVICE_CAPS; if (core->board.tuner_type != UNSET) cap->capabilities |= V4L2_CAP_TUNER; if (core->board.radio.type == CX88_RADIO) cap->capabilities |= V4L2_CAP_RADIO; return 0; } EXPORT_SYMBOL(cx88_querycap); static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; strscpy(cap->driver, "cx8800", sizeof(cap->driver)); return cx88_querycap(file, core, cap); } 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; f->pixelformat = formats[f->index].fourcc; return 0; } static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; *tvnorm = core->tvnorm; return 0; } static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; return cx88_set_tvnorm(core, tvnorms); } /* only one input in this sample driver */ int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i) { static const char * const iname[] = { [CX88_VMUX_COMPOSITE1] = "Composite1", [CX88_VMUX_COMPOSITE2] = "Composite2", [CX88_VMUX_COMPOSITE3] = "Composite3", [CX88_VMUX_COMPOSITE4] = "Composite4", [CX88_VMUX_SVIDEO] = "S-Video", [CX88_VMUX_TELEVISION] = "Television", [CX88_VMUX_CABLE] = "Cable TV", [CX88_VMUX_DVB] = "DVB", [CX88_VMUX_DEBUG] = "for debug only", }; unsigned int n = i->index; if (n >= 4) return -EINVAL; if (!INPUT(n).type) return -EINVAL; i->type = V4L2_INPUT_TYPE_CAMERA; strscpy(i->name, iname[INPUT(n).type], sizeof(i->name)); if ((INPUT(n).type == CX88_VMUX_TELEVISION) || (INPUT(n).type == CX88_VMUX_CABLE)) 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 cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; return cx88_enum_input(core, i); } static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; *i = core->input; return 0; } static int vidioc_s_input(struct file *file, void *priv, unsigned int i) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; if (i >= 4) return -EINVAL; if (!INPUT(i).type) return -EINVAL; cx88_newstation(core); cx88_video_mux(core, i); return 0; } static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; u32 reg; if (unlikely(core->board.tuner_type == UNSET)) return -EINVAL; if (t->index != 0) return -EINVAL; strscpy(t->name, "Television", sizeof(t->name)); t->capability = V4L2_TUNER_CAP_NORM; t->rangehigh = 0xffffffffUL; call_all(core, tuner, g_tuner, t); cx88_get_stereo(core, t); reg = cx_read(MO_DEVICE_STATUS); t->signal = (reg & (1 << 5)) ? 0xffff : 0x0000; return 0; } static int vidioc_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; if (core->board.tuner_type == UNSET) return -EINVAL; if (t->index != 0) 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_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; if (unlikely(core->board.tuner_type == UNSET)) return -EINVAL; if (f->tuner) return -EINVAL; f->frequency = core->freq; call_all(core, tuner, g_frequency, f); return 0; } int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f) { struct v4l2_frequency new_freq = *f; if (unlikely(core->board.tuner_type == UNSET)) return -EINVAL; if (unlikely(f->tuner != 0)) return -EINVAL; cx88_newstation(core); call_all(core, tuner, s_frequency, f); call_all(core, tuner, g_frequency, &new_freq); core->freq = new_freq.frequency; /* When changing channels it is required to reset TVAUDIO */ usleep_range(10000, 20000); cx88_set_tvaudio(core); return 0; } EXPORT_SYMBOL(cx88_set_freq); static int vidioc_s_frequency(struct file *file, void *priv, const struct v4l2_frequency *f) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; return cx88_set_freq(core, f); } #ifdef CONFIG_VIDEO_ADV_DEBUG static int vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; /* cx2388x has a 24-bit register space */ reg->val = cx_read(reg->reg & 0xfffffc); reg->size = 4; return 0; } static int vidioc_s_register(struct file *file, void *fh, const struct v4l2_dbg_register *reg) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; cx_write(reg->reg & 0xfffffc, reg->val); return 0; } #endif /* ----------------------------------------------------------- */ /* RADIO ESPECIFIC IOCTLS */ /* ----------------------------------------------------------- */ static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; if (unlikely(t->index > 0)) return -EINVAL; strscpy(t->name, "Radio", sizeof(t->name)); call_all(core, tuner, g_tuner, t); return 0; } static int radio_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t) { struct cx8800_dev *dev = video_drvdata(file); struct cx88_core *core = dev->core; if (t->index != 0) return -EINVAL; call_all(core, tuner, s_tuner, t); return 0; } /* ----------------------------------------------------------- */ static const char *cx88_vid_irqs[32] = { "y_risci1", "u_risci1", "v_risci1", "vbi_risc1", "y_risci2", "u_risci2", "v_risci2", "vbi_risc2", "y_oflow", "u_oflow", "v_oflow", "vbi_oflow", "y_sync", "u_sync", "v_sync", "vbi_sync", "opc_err", "par_err", "rip_err", "pci_abort", }; static void cx8800_vid_irq(struct cx8800_dev *dev) { struct cx88_core *core = dev->core; u32 status, mask, count; status = cx_read(MO_VID_INTSTAT); mask = cx_read(MO_VID_INTMSK); if (0 == (status & mask)) return; cx_write(MO_VID_INTSTAT, status); if (irq_debug || (status & mask & ~0xff)) cx88_print_irqbits("irq vid", cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs), status, mask); /* risc op code error */ if (status & (1 << 16)) { pr_warn("video risc op code error\n"); 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); } } 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 (status == 0) 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 (loop == 10) { pr_warn("irq loop -- clearing mask\n"); cx_write(MO_PCI_INTMSK, 0); } out: return IRQ_RETVAL(handled); } /* ----------------------------------------------------------- */ /* exported stuff */ static const struct v4l2_file_operations video_fops = { .owner = THIS_MODULE, .open = v4l2_fh_open, .release = vb2_fop_release, .read = vb2_fop_read, .poll = vb2_fop_poll, .mmap = vb2_fop_mmap, .unlocked_ioctl = video_ioctl2, }; static const struct v4l2_ioctl_ops video_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, .vidioc_reqbufs = vb2_ioctl_reqbufs, .vidioc_querybuf = vb2_ioctl_querybuf, .vidioc_qbuf = vb2_ioctl_qbuf, .vidioc_dqbuf = vb2_ioctl_dqbuf, .vidioc_g_std = vidioc_g_std, .vidioc_s_std = vidioc_s_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif }; static const struct video_device cx8800_video_template = { .name = "cx8800-video", .fops = &video_fops, .ioctl_ops = &video_ioctl_ops, .tvnorms = CX88_NORMS, }; static const struct v4l2_ioctl_ops vbi_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt, .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt, .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt, .vidioc_reqbufs = vb2_ioctl_reqbufs, .vidioc_querybuf = vb2_ioctl_querybuf, .vidioc_qbuf = vb2_ioctl_qbuf, .vidioc_dqbuf = vb2_ioctl_dqbuf, .vidioc_g_std = vidioc_g_std, .vidioc_s_std = vidioc_s_std, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, .vidioc_g_tuner = vidioc_g_tuner, .vidioc_s_tuner = vidioc_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif }; static const struct video_device cx8800_vbi_template = { .name = "cx8800-vbi", .fops = &video_fops, .ioctl_ops = &vbi_ioctl_ops, .tvnorms = CX88_NORMS, }; static const struct v4l2_file_operations radio_fops = { .owner = THIS_MODULE, .open = radio_open, .poll = v4l2_ctrl_poll, .release = v4l2_fh_release, .unlocked_ioctl = video_ioctl2, }; static const struct v4l2_ioctl_ops radio_ioctl_ops = { .vidioc_querycap = vidioc_querycap, .vidioc_g_tuner = radio_g_tuner, .vidioc_s_tuner = radio_s_tuner, .vidioc_g_frequency = vidioc_g_frequency, .vidioc_s_frequency = vidioc_s_frequency, .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, .vidioc_unsubscribe_event = v4l2_event_unsubscribe, #ifdef CONFIG_VIDEO_ADV_DEBUG .vidioc_g_register = vidioc_g_register, .vidioc_s_register = vidioc_s_register, #endif }; static const struct video_device cx8800_radio_template = { .name = "cx8800-radio", .fops = &radio_fops, .ioctl_ops = &radio_ioctl_ops, }; static const struct v4l2_ctrl_ops cx8800_ctrl_vid_ops = { .s_ctrl = cx8800_s_vid_ctrl, }; static const struct v4l2_ctrl_ops cx8800_ctrl_aud_ops = { .s_ctrl = cx8800_s_aud_ctrl, }; /* ----------------------------------------------------------- */ static void cx8800_unregister_video(struct cx8800_dev *dev) { video_unregister_device(&dev->radio_dev); video_unregister_device(&dev->vbi_dev); video_unregister_device(&dev->video_dev); } static int cx8800_initdev(struct pci_dev *pci_dev, const struct pci_device_id *pci_id) { struct cx8800_dev *dev; struct cx88_core *core; struct vb2_queue *q; int err; int i; dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!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 (!core) { err = -EINVAL; goto fail_disable; } dev->core = core; /* print pci info */ dev->pci_rev = pci_dev->revision; pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); pr_info("found at %s, rev: %d, irq: %d, latency: %d, mmio: 0x%llx\n", 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); err = dma_set_mask(&pci_dev->dev, DMA_BIT_MASK(32)); if (err) { pr_err("Oops: no 32bit PCI DMA ???\n"); goto fail_core; } /* initialize driver struct */ spin_lock_init(&dev->slock); /* init video dma queues */ INIT_LIST_HEAD(&dev->vidq.active); /* init vbi dma queues */ INIT_LIST_HEAD(&dev->vbiq.active); /* get irq */ err = request_irq(pci_dev->irq, cx8800_irq, IRQF_SHARED, core->name, dev); if (err < 0) { pr_err("can't get IRQ %d\n", pci_dev->irq); goto fail_core; } cx_set(MO_PCI_INTMSK, core->pci_irqmask); for (i = 0; i < CX8800_AUD_CTLS; i++) { const struct cx88_ctrl *cc = &cx8800_aud_ctls[i]; struct v4l2_ctrl *vc; vc = v4l2_ctrl_new_std(&core->audio_hdl, &cx8800_ctrl_aud_ops, cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value); if (!vc) { err = core->audio_hdl.error; goto fail_irq; } vc->priv = (void *)cc; } for (i = 0; i < CX8800_VID_CTLS; i++) { const struct cx88_ctrl *cc = &cx8800_vid_ctls[i]; struct v4l2_ctrl *vc; vc = v4l2_ctrl_new_std(&core->video_hdl, &cx8800_ctrl_vid_ops, cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value); if (!vc) { err = core->video_hdl.error; goto fail_irq; } vc->priv = (void *)cc; if (vc->id == V4L2_CID_CHROMA_AGC) core->chroma_agc = vc; } v4l2_ctrl_add_handler(&core->video_hdl, &core->audio_hdl, NULL, false); /* load and configure helper modules */ if (core->board.audio_chip == CX88_AUDIO_WM8775) { struct i2c_board_info wm8775_info = { .type = "wm8775", .addr = 0x36 >> 1, .platform_data = &core->wm8775_data, }; struct v4l2_subdev *sd; if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1) core->wm8775_data.is_nova_s = true; else core->wm8775_data.is_nova_s = false; sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap, &wm8775_info, NULL); if (sd) { core->sd_wm8775 = sd; sd->grp_id = WM8775_GID; } } if (core->board.audio_chip == CX88_AUDIO_TVAUDIO) { /* * This probes for a tda9874 as is used on some * Pixelview Ultra boards. */ v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap, "tvaudio", 0, I2C_ADDRS(0xb0 >> 1)); } switch (core->boardnr) { case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: { static const struct i2c_board_info rtc_info = { I2C_BOARD_INFO("isl1208", 0x6f) }; request_module("rtc-isl1208"); core->i2c_rtc = i2c_new_client_device(&core->i2c_adap, &rtc_info); } fallthrough; case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO: case CX88_BOARD_NOTONLYTV_LV3H: request_module("ir-kbd-i2c"); } /* Sets device info at pci_dev */ pci_set_drvdata(pci_dev, dev); dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); /* Maintain a reference so cx88-blackbird can query the 8800 device. */ core->v4ldev = dev; /* initial device configuration */ mutex_lock(&core->lock); cx88_set_tvnorm(core, V4L2_STD_NTSC_M); v4l2_ctrl_handler_setup(&core->video_hdl); v4l2_ctrl_handler_setup(&core->audio_hdl); cx88_video_mux(core, 0); q = &dev->vb2_vidq; q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; q->gfp_flags = GFP_DMA32; q->min_queued_buffers = 2; q->drv_priv = dev; q->buf_struct_size = sizeof(struct cx88_buffer); q->ops = &cx8800_video_qops; q->mem_ops = &vb2_dma_sg_memops; q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; q->lock = &core->lock; q->dev = &dev->pci->dev; err = vb2_queue_init(q); if (err < 0) goto fail_unreg; q = &dev->vb2_vbiq; q->type = V4L2_BUF_TYPE_VBI_CAPTURE; q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; q->gfp_flags = GFP_DMA32; q->min_queued_buffers = 2; q->drv_priv = dev; q->buf_struct_size = sizeof(struct cx88_buffer); q->ops = &cx8800_vbi_qops; q->mem_ops = &vb2_dma_sg_memops; q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; q->lock = &core->lock; q->dev = &dev->pci->dev; err = vb2_queue_init(q); if (err < 0) goto fail_unreg; /* register v4l devices */ cx88_vdev_init(core, dev->pci, &dev->video_dev, &cx8800_video_template, "video"); video_set_drvdata(&dev->video_dev, dev); dev->video_dev.ctrl_handler = &core->video_hdl; dev->video_dev.queue = &dev->vb2_vidq; dev->video_dev.device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_CAPTURE; if (core->board.tuner_type != UNSET) dev->video_dev.device_caps |= V4L2_CAP_TUNER; err = video_register_device(&dev->video_dev, VFL_TYPE_VIDEO, video_nr[core->nr]); if (err < 0) { pr_err("can't register video device\n"); goto fail_unreg; } pr_info("registered device %s [v4l2]\n", video_device_node_name(&dev->video_dev)); cx88_vdev_init(core, dev->pci, &dev->vbi_dev, &cx8800_vbi_template, "vbi"); video_set_drvdata(&dev->vbi_dev, dev); dev->vbi_dev.queue = &dev->vb2_vbiq; dev->vbi_dev.device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_VBI_CAPTURE; if (core->board.tuner_type != UNSET) dev->vbi_dev.device_caps |= V4L2_CAP_TUNER; err = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI, vbi_nr[core->nr]); if (err < 0) { pr_err("can't register vbi device\n"); goto fail_unreg; } pr_info("registered device %s\n", video_device_node_name(&dev->vbi_dev)); if (core->board.radio.type == CX88_RADIO) { cx88_vdev_init(core, dev->pci, &dev->radio_dev, &cx8800_radio_template, "radio"); video_set_drvdata(&dev->radio_dev, dev); dev->radio_dev.ctrl_handler = &core->audio_hdl; dev->radio_dev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER; err = video_register_device(&dev->radio_dev, VFL_TYPE_RADIO, radio_nr[core->nr]); if (err < 0) { pr_err("can't register radio device\n"); goto fail_unreg; } pr_info("registered device %s\n", video_device_node_name(&dev->radio_dev)); } /* start tvaudio thread */ if (core->board.tuner_type != UNSET) { core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio"); if (IS_ERR(core->kthread)) { err = PTR_ERR(core->kthread); pr_err("failed to create cx88 audio thread, err=%d\n", err); } } mutex_unlock(&core->lock); return 0; fail_unreg: cx8800_unregister_video(dev); mutex_unlock(&core->lock); fail_irq: free_irq(pci_dev->irq, dev); fail_core: core->v4ldev = NULL; cx88_core_put(core, dev->pci); fail_disable: pci_disable_device(pci_dev); fail_free: kfree(dev); return err; } static void cx8800_finidev(struct pci_dev *pci_dev) { struct cx8800_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; /* stop thread */ if (core->kthread) { kthread_stop(core->kthread); core->kthread = NULL; } if (core->ir) cx88_ir_stop(core); cx88_shutdown(core); /* FIXME */ /* unregister stuff */ free_irq(pci_dev->irq, dev); cx8800_unregister_video(dev); pci_disable_device(pci_dev); core->v4ldev = NULL; /* free memory */ cx88_core_put(core, dev->pci); kfree(dev); } static int __maybe_unused cx8800_suspend(struct device *dev_d) { struct cx8800_dev *dev = dev_get_drvdata(dev_d); struct cx88_core *core = dev->core; unsigned long flags; /* stop video+vbi capture */ spin_lock_irqsave(&dev->slock, flags); if (!list_empty(&dev->vidq.active)) { pr_info("suspend video\n"); stop_video_dma(dev); } if (!list_empty(&dev->vbiq.active)) { pr_info("suspend vbi\n"); cx8800_stop_vbi_dma(dev); } spin_unlock_irqrestore(&dev->slock, flags); if (core->ir) cx88_ir_stop(core); /* FIXME -- shutdown device */ cx88_shutdown(core); dev->state.disabled = 1; return 0; } static int __maybe_unused cx8800_resume(struct device *dev_d) { struct cx8800_dev *dev = dev_get_drvdata(dev_d); struct cx88_core *core = dev->core; unsigned long flags; dev->state.disabled = 0; /* FIXME: re-initialize hardware */ cx88_reset(core); if (core->ir) cx88_ir_start(core); cx_set(MO_PCI_INTMSK, core->pci_irqmask); /* restart video+vbi capture */ spin_lock_irqsave(&dev->slock, flags); if (!list_empty(&dev->vidq.active)) { pr_info("resume video\n"); restart_video_queue(dev, &dev->vidq); } if (!list_empty(&dev->vbiq.active)) { pr_info("resume vbi\n"); cx8800_restart_vbi_queue(dev, &dev->vbiq); } spin_unlock_irqrestore(&dev->slock, flags); return 0; } /* ----------------------------------------------------------- */ static const struct pci_device_id cx8800_pci_tbl[] = { { .vendor = 0x14f1, .device = 0x8800, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, }, { /* --- end of list --- */ } }; MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl); static SIMPLE_DEV_PM_OPS(cx8800_pm_ops, cx8800_suspend, cx8800_resume); static struct pci_driver cx8800_pci_driver = { .name = "cx8800", .id_table = cx8800_pci_tbl, .probe = cx8800_initdev, .remove = cx8800_finidev, .driver.pm = &cx8800_pm_ops, }; module_pci_driver(cx8800_pci_driver);
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