| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * Driver for the Conexant CX23885 PCIe bridge |
| * |
| * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org> |
| */ |
| |
| #include "cx23885.h" |
| #include "cx23885-video.h" |
| |
| #include <linux/init.h> |
| #include <linux/list.h> |
| #include <linux/module.h> |
| #include <linux/moduleparam.h> |
| #include <linux/kmod.h> |
| #include <linux/kernel.h> |
| #include <linux/slab.h> |
| #include <linux/interrupt.h> |
| #include <linux/delay.h> |
| #include <linux/kthread.h> |
| #include <asm/div64.h> |
| |
| #include <media/v4l2-common.h> |
| #include <media/v4l2-ioctl.h> |
| #include <media/v4l2-event.h> |
| #include "cx23885-ioctl.h" |
| #include "tuner-xc2028.h" |
| |
| #include <media/drv-intf/cx25840.h> |
| |
| MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards"); |
| MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>"); |
| MODULE_LICENSE("GPL"); |
| |
| /* ------------------------------------------------------------------ */ |
| |
| static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; |
| static unsigned int vbi_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; |
| |
| module_param_array(video_nr, int, NULL, 0444); |
| module_param_array(vbi_nr, int, NULL, 0444); |
| |
| MODULE_PARM_DESC(video_nr, "video device numbers"); |
| MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); |
| |
| static unsigned int video_debug; |
| module_param(video_debug, int, 0644); |
| MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); |
| |
| static unsigned int irq_debug; |
| module_param(irq_debug, int, 0644); |
| MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]"); |
| |
| static unsigned int vid_limit = 16; |
| module_param(vid_limit, int, 0644); |
| MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes"); |
| |
| #define dprintk(level, fmt, arg...)\ |
| do { if (video_debug >= level)\ |
| printk(KERN_DEBUG pr_fmt("%s: video:" fmt), \ |
| __func__, ##arg); \ |
| } while (0) |
| |
| /* ------------------------------------------------------------------- */ |
| /* static data */ |
| |
| #define FORMAT_FLAGS_PACKED 0x01 |
| static struct cx23885_fmt formats[] = { |
| { |
| .fourcc = V4L2_PIX_FMT_YUYV, |
| .depth = 16, |
| .flags = FORMAT_FLAGS_PACKED, |
| } |
| }; |
| |
| static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc) |
| { |
| unsigned int i; |
| |
| for (i = 0; i < ARRAY_SIZE(formats); i++) |
| if (formats[i].fourcc == fourcc) |
| return formats+i; |
| return NULL; |
| } |
| |
| /* ------------------------------------------------------------------- */ |
| |
| void cx23885_video_wakeup(struct cx23885_dev *dev, |
| struct cx23885_dmaqueue *q, u32 count) |
| { |
| struct cx23885_buffer *buf; |
| |
| if (list_empty(&q->active)) |
| return; |
| buf = list_entry(q->active.next, |
| struct cx23885_buffer, queue); |
| |
| buf->vb.sequence = q->count++; |
| buf->vb.vb2_buf.timestamp = ktime_get_ns(); |
| dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, |
| buf->vb.vb2_buf.index, count, q->count); |
| list_del(&buf->queue); |
| vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE); |
| } |
| |
| int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm) |
| { |
| struct v4l2_subdev_format format = { |
| .which = V4L2_SUBDEV_FORMAT_ACTIVE, |
| .format.code = MEDIA_BUS_FMT_FIXED, |
| }; |
| |
| dprintk(1, "%s(norm = 0x%08x) name: [%s]\n", |
| __func__, |
| (unsigned int)norm, |
| v4l2_norm_to_name(norm)); |
| |
| if (dev->tvnorm == norm) |
| return 0; |
| |
| if (dev->tvnorm != norm) { |
| if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) || |
| vb2_is_busy(&dev->vb2_mpegq)) |
| return -EBUSY; |
| } |
| |
| dev->tvnorm = norm; |
| dev->width = 720; |
| dev->height = norm_maxh(norm); |
| dev->field = V4L2_FIELD_INTERLACED; |
| |
| call_all(dev, video, s_std, norm); |
| |
| format.format.width = dev->width; |
| format.format.height = dev->height; |
| format.format.field = dev->field; |
| call_all(dev, pad, set_fmt, NULL, &format); |
| |
| return 0; |
| } |
| |
| static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev, |
| struct pci_dev *pci, |
| struct video_device *template, |
| char *type) |
| { |
| struct video_device *vfd; |
| dprintk(1, "%s()\n", __func__); |
| |
| vfd = video_device_alloc(); |
| if (NULL == vfd) |
| return NULL; |
| *vfd = *template; |
| vfd->v4l2_dev = &dev->v4l2_dev; |
| vfd->release = video_device_release; |
| vfd->lock = &dev->lock; |
| snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", |
| cx23885_boards[dev->board].name, type); |
| video_set_drvdata(vfd, dev); |
| return vfd; |
| } |
| |
| int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data) |
| { |
| /* 8 bit registers, 8 bit values */ |
| u8 buf[] = { reg, data }; |
| |
| struct i2c_msg msg = { .addr = 0x98 >> 1, |
| .flags = 0, .buf = buf, .len = 2 }; |
| |
| return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1); |
| } |
| |
| u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg) |
| { |
| /* 8 bit registers, 8 bit values */ |
| int ret; |
| u8 b0[] = { reg }; |
| u8 b1[] = { 0 }; |
| |
| struct i2c_msg msg[] = { |
| { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 }, |
| { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 } |
| }; |
| |
| ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2); |
| if (ret != 2) |
| pr_err("%s() error\n", __func__); |
| |
| return b1[0]; |
| } |
| |
| static void cx23885_flatiron_dump(struct cx23885_dev *dev) |
| { |
| int i; |
| dprintk(1, "Flatiron dump\n"); |
| for (i = 0; i < 0x24; i++) { |
| dprintk(1, "FI[%02x] = %02x\n", i, |
| cx23885_flatiron_read(dev, i)); |
| } |
| } |
| |
| static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input) |
| { |
| u8 val; |
| dprintk(1, "%s(input = %d)\n", __func__, input); |
| |
| if (input == 1) |
| val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL; |
| else if (input == 2) |
| val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL; |
| else |
| return -EINVAL; |
| |
| val |= 0x20; /* Enable clock to delta-sigma and dec filter */ |
| |
| cx23885_flatiron_write(dev, CH_PWR_CTRL1, val); |
| |
| /* Wake up */ |
| cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0); |
| |
| if (video_debug) |
| cx23885_flatiron_dump(dev); |
| |
| return 0; |
| } |
| |
| static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input) |
| { |
| dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n", |
| __func__, |
| input, INPUT(input)->vmux, |
| INPUT(input)->gpio0, INPUT(input)->gpio1, |
| INPUT(input)->gpio2, INPUT(input)->gpio3); |
| dev->input = input; |
| |
| if (dev->board == CX23885_BOARD_MYGICA_X8506 || |
| dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 || |
| dev->board == CX23885_BOARD_MYGICA_X8507) { |
| /* Select Analog TV */ |
| if (INPUT(input)->type == CX23885_VMUX_TELEVISION) |
| cx23885_gpio_clear(dev, GPIO_0); |
| } |
| |
| /* Tell the internal A/V decoder */ |
| v4l2_subdev_call(dev->sd_cx25840, video, s_routing, |
| INPUT(input)->vmux, 0, 0); |
| |
| if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) || |
| (dev->board == CX23885_BOARD_MPX885) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_IMPACTVCBE) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_DVB) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR5525) || |
| (dev->board == CX23885_BOARD_MYGICA_X8507) || |
| (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) || |
| (dev->board == CX23885_BOARD_VIEWCAST_260E) || |
| (dev->board == CX23885_BOARD_VIEWCAST_460E) || |
| (dev->board == CX23885_BOARD_AVERMEDIA_CE310B)) { |
| /* Configure audio routing */ |
| v4l2_subdev_call(dev->sd_cx25840, audio, s_routing, |
| INPUT(input)->amux, 0, 0); |
| |
| if (INPUT(input)->amux == CX25840_AUDIO7) |
| cx23885_flatiron_mux(dev, 1); |
| else if (INPUT(input)->amux == CX25840_AUDIO6) |
| cx23885_flatiron_mux(dev, 2); |
| } |
| |
| return 0; |
| } |
| |
| static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input) |
| { |
| dprintk(1, "%s(input=%d)\n", __func__, input); |
| |
| /* The baseband video core of the cx23885 has two audio inputs. |
| * LR1 and LR2. In almost every single case so far only HVR1xxx |
| * cards we've only ever supported LR1. Time to support LR2, |
| * which is available via the optional white breakout header on |
| * the board. |
| * We'll use a could of existing enums in the card struct to allow |
| * devs to specify which baseband input they need, or just default |
| * to what we've always used. |
| */ |
| if (INPUT(input)->amux == CX25840_AUDIO7) |
| cx23885_flatiron_mux(dev, 1); |
| else if (INPUT(input)->amux == CX25840_AUDIO6) |
| cx23885_flatiron_mux(dev, 2); |
| else { |
| /* Not specifically defined, assume the default. */ |
| cx23885_flatiron_mux(dev, 1); |
| } |
| |
| return 0; |
| } |
| |
| /* ------------------------------------------------------------------ */ |
| static int cx23885_start_video_dma(struct cx23885_dev *dev, |
| struct cx23885_dmaqueue *q, |
| struct cx23885_buffer *buf) |
| { |
| dprintk(1, "%s()\n", __func__); |
| |
| /* Stop the dma/fifo before we tamper with it's risc programs */ |
| cx_clear(VID_A_DMA_CTL, 0x11); |
| |
| /* setup fifo + format */ |
| cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01], |
| buf->bpl, buf->risc.dma); |
| |
| /* reset counter */ |
| cx_write(VID_A_GPCNT_CTL, 3); |
| q->count = 0; |
| |
| /* enable irq */ |
| cx23885_irq_add_enable(dev, 0x01); |
| cx_set(VID_A_INT_MSK, 0x000011); |
| |
| /* start dma */ |
| cx_set(DEV_CNTRL2, (1<<5)); |
| cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */ |
| |
| return 0; |
| } |
| |
| static int queue_setup(struct vb2_queue *q, |
| unsigned int *num_buffers, unsigned int *num_planes, |
| unsigned int sizes[], struct device *alloc_devs[]) |
| { |
| struct cx23885_dev *dev = q->drv_priv; |
| |
| *num_planes = 1; |
| sizes[0] = (dev->fmt->depth * dev->width * dev->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 cx23885_dev *dev = vb->vb2_queue->drv_priv; |
| struct cx23885_buffer *buf = |
| container_of(vbuf, struct cx23885_buffer, vb); |
| u32 line0_offset, line1_offset; |
| struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); |
| int field_tff; |
| |
| buf->bpl = (dev->width * dev->fmt->depth) >> 3; |
| |
| if (vb2_plane_size(vb, 0) < dev->height * buf->bpl) |
| return -EINVAL; |
| vb2_set_plane_payload(vb, 0, dev->height * buf->bpl); |
| |
| switch (dev->field) { |
| case V4L2_FIELD_TOP: |
| ret = cx23885_risc_buffer(dev->pci, &buf->risc, |
| sgt->sgl, 0, UNSET, |
| buf->bpl, 0, dev->height); |
| break; |
| case V4L2_FIELD_BOTTOM: |
| ret = cx23885_risc_buffer(dev->pci, &buf->risc, |
| sgt->sgl, UNSET, 0, |
| buf->bpl, 0, dev->height); |
| break; |
| case V4L2_FIELD_INTERLACED: |
| if (dev->tvnorm & V4L2_STD_525_60) |
| /* NTSC or */ |
| field_tff = 1; |
| else |
| field_tff = 0; |
| |
| if (cx23885_boards[dev->board].force_bff) |
| /* PAL / SECAM OR 888 in NTSC MODE */ |
| field_tff = 0; |
| |
| if (field_tff) { |
| /* cx25840 transmits NTSC bottom field first */ |
| dprintk(1, "%s() Creating TFF/NTSC risc\n", |
| __func__); |
| line0_offset = buf->bpl; |
| line1_offset = 0; |
| } else { |
| /* All other formats are top field first */ |
| dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n", |
| __func__); |
| line0_offset = 0; |
| line1_offset = buf->bpl; |
| } |
| ret = cx23885_risc_buffer(dev->pci, &buf->risc, |
| sgt->sgl, line0_offset, |
| line1_offset, |
| buf->bpl, buf->bpl, |
| dev->height >> 1); |
| break; |
| case V4L2_FIELD_SEQ_TB: |
| ret = cx23885_risc_buffer(dev->pci, &buf->risc, |
| sgt->sgl, |
| 0, buf->bpl * (dev->height >> 1), |
| buf->bpl, 0, |
| dev->height >> 1); |
| break; |
| case V4L2_FIELD_SEQ_BT: |
| ret = cx23885_risc_buffer(dev->pci, &buf->risc, |
| sgt->sgl, |
| buf->bpl * (dev->height >> 1), 0, |
| buf->bpl, 0, |
| dev->height >> 1); |
| break; |
| default: |
| return -EINVAL; /* should not happen */ |
| } |
| dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp 0x%08x - dma=0x%08lx\n", |
| buf, buf->vb.vb2_buf.index, |
| dev->width, dev->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 cx23885_buffer *buf = container_of(vbuf, |
| struct cx23885_buffer, vb); |
| |
| cx23885_free_buffer(vb->vb2_queue->drv_priv, buf); |
| } |
| |
| /* |
| * The risc program for each buffer works as follows: it starts with a simple |
| * 'JUMP to addr + 12', which is effectively a NOP. Then the code to DMA the |
| * buffer follows and at the end we have a JUMP back to the start + 12 (skipping |
| * the initial JUMP). |
| * |
| * This is the risc program of the first buffer to be queued if the active list |
| * is empty and it just keeps DMAing this buffer without generating any |
| * interrupts. |
| * |
| * If a new buffer is added then the initial JUMP in the code for that buffer |
| * will generate an interrupt which signals that the previous buffer has been |
| * DMAed successfully and that it can be returned to userspace. |
| * |
| * It also sets the final jump of the previous buffer to the start of the new |
| * buffer, thus chaining the new buffer into the DMA chain. This is a single |
| * atomic u32 write, so there is no race condition. |
| * |
| * The end-result of all this that you only get an interrupt when a buffer |
| * is ready, so the control flow is very easy. |
| */ |
| static void buffer_queue(struct vb2_buffer *vb) |
| { |
| struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); |
| struct cx23885_dev *dev = vb->vb2_queue->drv_priv; |
| struct cx23885_buffer *buf = container_of(vbuf, |
| struct cx23885_buffer, vb); |
| struct cx23885_buffer *prev; |
| struct cx23885_dmaqueue *q = &dev->vidq; |
| unsigned long flags; |
| |
| /* add jump to start */ |
| buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 12); |
| buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); |
| buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 12); |
| buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */ |
| |
| spin_lock_irqsave(&dev->slock, flags); |
| if (list_empty(&q->active)) { |
| list_add_tail(&buf->queue, &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 cx23885_buffer, |
| queue); |
| list_add_tail(&buf->queue, &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); |
| } |
| spin_unlock_irqrestore(&dev->slock, flags); |
| } |
| |
| static int cx23885_start_streaming(struct vb2_queue *q, unsigned int count) |
| { |
| struct cx23885_dev *dev = q->drv_priv; |
| struct cx23885_dmaqueue *dmaq = &dev->vidq; |
| struct cx23885_buffer *buf = list_entry(dmaq->active.next, |
| struct cx23885_buffer, queue); |
| |
| cx23885_start_video_dma(dev, dmaq, buf); |
| return 0; |
| } |
| |
| static void cx23885_stop_streaming(struct vb2_queue *q) |
| { |
| struct cx23885_dev *dev = q->drv_priv; |
| struct cx23885_dmaqueue *dmaq = &dev->vidq; |
| unsigned long flags; |
| |
| cx_clear(VID_A_DMA_CTL, 0x11); |
| spin_lock_irqsave(&dev->slock, flags); |
| while (!list_empty(&dmaq->active)) { |
| struct cx23885_buffer *buf = list_entry(dmaq->active.next, |
| struct cx23885_buffer, queue); |
| |
| list_del(&buf->queue); |
| vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); |
| } |
| spin_unlock_irqrestore(&dev->slock, flags); |
| } |
| |
| static const struct vb2_ops cx23885_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 = cx23885_start_streaming, |
| .stop_streaming = cx23885_stop_streaming, |
| }; |
| |
| /* ------------------------------------------------------------------ */ |
| /* VIDEO IOCTLS */ |
| |
| static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, |
| struct v4l2_format *f) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| f->fmt.pix.width = dev->width; |
| f->fmt.pix.height = dev->height; |
| f->fmt.pix.field = dev->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 cx23885_dev *dev = video_drvdata(file); |
| struct cx23885_fmt *fmt; |
| enum v4l2_field field; |
| unsigned int maxw, maxh; |
| |
| fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| if (NULL == fmt) |
| return -EINVAL; |
| |
| field = f->fmt.pix.field; |
| maxw = 720; |
| maxh = norm_maxh(dev->tvnorm); |
| |
| if (V4L2_FIELD_ANY == field) { |
| field = (f->fmt.pix.height > maxh/2) |
| ? V4L2_FIELD_INTERLACED |
| : V4L2_FIELD_BOTTOM; |
| } |
| |
| switch (field) { |
| case V4L2_FIELD_TOP: |
| case V4L2_FIELD_BOTTOM: |
| maxh = maxh / 2; |
| break; |
| case V4L2_FIELD_INTERLACED: |
| case V4L2_FIELD_SEQ_TB: |
| case V4L2_FIELD_SEQ_BT: |
| break; |
| default: |
| field = V4L2_FIELD_INTERLACED; |
| break; |
| } |
| |
| f->fmt.pix.field = field; |
| v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, |
| &f->fmt.pix.height, 32, maxh, 0, 0); |
| f->fmt.pix.bytesperline = |
| (f->fmt.pix.width * fmt->depth) >> 3; |
| f->fmt.pix.sizeimage = |
| f->fmt.pix.height * f->fmt.pix.bytesperline; |
| 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 cx23885_dev *dev = video_drvdata(file); |
| struct v4l2_subdev_format format = { |
| .which = V4L2_SUBDEV_FORMAT_ACTIVE, |
| }; |
| int err; |
| |
| dprintk(2, "%s()\n", __func__); |
| err = vidioc_try_fmt_vid_cap(file, priv, f); |
| |
| if (0 != err) |
| return err; |
| |
| if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) || |
| vb2_is_busy(&dev->vb2_mpegq)) |
| return -EBUSY; |
| |
| dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); |
| dev->width = f->fmt.pix.width; |
| dev->height = f->fmt.pix.height; |
| dev->field = f->fmt.pix.field; |
| dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, |
| dev->width, dev->height, dev->field); |
| v4l2_fill_mbus_format(&format.format, &f->fmt.pix, MEDIA_BUS_FMT_FIXED); |
| call_all(dev, pad, set_fmt, NULL, &format); |
| v4l2_fill_pix_format(&f->fmt.pix, &format.format); |
| /* set_fmt overwrites f->fmt.pix.field, restore it */ |
| f->fmt.pix.field = dev->field; |
| return 0; |
| } |
| |
| static int vidioc_querycap(struct file *file, void *priv, |
| struct v4l2_capability *cap) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| strscpy(cap->driver, "cx23885", sizeof(cap->driver)); |
| strscpy(cap->card, cx23885_boards[dev->board].name, |
| sizeof(cap->card)); |
| sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); |
| cap->capabilities = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | |
| V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE | |
| V4L2_CAP_VIDEO_CAPTURE | |
| V4L2_CAP_DEVICE_CAPS; |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| cap->capabilities |= V4L2_CAP_TUNER; |
| break; |
| default: |
| if (dev->tuner_type != TUNER_ABSENT) |
| cap->capabilities |= V4L2_CAP_TUNER; |
| break; |
| } |
| return 0; |
| } |
| |
| static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, |
| struct v4l2_fmtdesc *f) |
| { |
| if (unlikely(f->index >= ARRAY_SIZE(formats))) |
| return -EINVAL; |
| |
| f->pixelformat = formats[f->index].fourcc; |
| |
| return 0; |
| } |
| |
| static int vidioc_g_pixelaspect(struct file *file, void *priv, |
| int type, struct v4l2_fract *f) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| bool is_50hz = dev->tvnorm & V4L2_STD_625_50; |
| |
| if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| return -EINVAL; |
| |
| f->numerator = is_50hz ? 54 : 11; |
| f->denominator = is_50hz ? 59 : 10; |
| |
| return 0; |
| } |
| |
| static int vidioc_g_selection(struct file *file, void *fh, |
| struct v4l2_selection *sel) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| return -EINVAL; |
| |
| switch (sel->target) { |
| case V4L2_SEL_TGT_CROP_BOUNDS: |
| case V4L2_SEL_TGT_CROP_DEFAULT: |
| sel->r.top = 0; |
| sel->r.left = 0; |
| sel->r.width = 720; |
| sel->r.height = norm_maxh(dev->tvnorm); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| dprintk(1, "%s()\n", __func__); |
| |
| *id = dev->tvnorm; |
| return 0; |
| } |
| |
| static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| dprintk(1, "%s()\n", __func__); |
| |
| return cx23885_set_tvnorm(dev, tvnorms); |
| } |
| |
| int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i) |
| { |
| static const char *iname[] = { |
| [CX23885_VMUX_COMPOSITE1] = "Composite1", |
| [CX23885_VMUX_COMPOSITE2] = "Composite2", |
| [CX23885_VMUX_COMPOSITE3] = "Composite3", |
| [CX23885_VMUX_COMPOSITE4] = "Composite4", |
| [CX23885_VMUX_SVIDEO] = "S-Video", |
| [CX23885_VMUX_COMPONENT] = "Component", |
| [CX23885_VMUX_TELEVISION] = "Television", |
| [CX23885_VMUX_CABLE] = "Cable TV", |
| [CX23885_VMUX_DVB] = "DVB", |
| [CX23885_VMUX_DEBUG] = "for debug only", |
| }; |
| unsigned int n; |
| dprintk(1, "%s()\n", __func__); |
| |
| n = i->index; |
| if (n >= MAX_CX23885_INPUT) |
| return -EINVAL; |
| |
| if (0 == INPUT(n)->type) |
| return -EINVAL; |
| |
| i->index = n; |
| i->type = V4L2_INPUT_TYPE_CAMERA; |
| strscpy(i->name, iname[INPUT(n)->type], sizeof(i->name)); |
| i->std = CX23885_NORMS; |
| if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) || |
| (CX23885_VMUX_CABLE == INPUT(n)->type)) { |
| i->type = V4L2_INPUT_TYPE_TUNER; |
| i->audioset = 4; |
| } else { |
| /* Two selectable audio inputs for non-tv inputs */ |
| i->audioset = 3; |
| } |
| |
| if (dev->input == n) { |
| /* enum'd input matches our configured input. |
| * Ask the video decoder to process the call |
| * and give it an oppertunity to update the |
| * status field. |
| */ |
| call_all(dev, video, g_input_status, &i->status); |
| } |
| |
| return 0; |
| } |
| |
| static int vidioc_enum_input(struct file *file, void *priv, |
| struct v4l2_input *i) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| dprintk(1, "%s()\n", __func__); |
| return cx23885_enum_input(dev, i); |
| } |
| |
| int cx23885_get_input(struct file *file, void *priv, unsigned int *i) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| *i = dev->input; |
| dprintk(1, "%s() returns %d\n", __func__, *i); |
| return 0; |
| } |
| |
| static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) |
| { |
| return cx23885_get_input(file, priv, i); |
| } |
| |
| int cx23885_set_input(struct file *file, void *priv, unsigned int i) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| dprintk(1, "%s(%d)\n", __func__, i); |
| |
| if (i >= MAX_CX23885_INPUT) { |
| dprintk(1, "%s() -EINVAL\n", __func__); |
| return -EINVAL; |
| } |
| |
| if (INPUT(i)->type == 0) |
| return -EINVAL; |
| |
| cx23885_video_mux(dev, i); |
| |
| /* By default establish the default audio input for the card also */ |
| /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */ |
| cx23885_audio_mux(dev, i); |
| return 0; |
| } |
| |
| static int vidioc_s_input(struct file *file, void *priv, unsigned int i) |
| { |
| return cx23885_set_input(file, priv, i); |
| } |
| |
| static int vidioc_log_status(struct file *file, void *priv) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| call_all(dev, core, log_status); |
| return 0; |
| } |
| |
| static int cx23885_query_audinput(struct file *file, void *priv, |
| struct v4l2_audio *i) |
| { |
| static const char *iname[] = { |
| [0] = "Baseband L/R 1", |
| [1] = "Baseband L/R 2", |
| [2] = "TV", |
| }; |
| unsigned int n; |
| dprintk(1, "%s()\n", __func__); |
| |
| n = i->index; |
| if (n >= 3) |
| return -EINVAL; |
| |
| memset(i, 0, sizeof(*i)); |
| i->index = n; |
| strscpy(i->name, iname[n], sizeof(i->name)); |
| i->capability = V4L2_AUDCAP_STEREO; |
| return 0; |
| |
| } |
| |
| static int vidioc_enum_audinput(struct file *file, void *priv, |
| struct v4l2_audio *i) |
| { |
| return cx23885_query_audinput(file, priv, i); |
| } |
| |
| static int vidioc_g_audinput(struct file *file, void *priv, |
| struct v4l2_audio *i) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || |
| (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) |
| i->index = 2; |
| else |
| i->index = dev->audinput; |
| dprintk(1, "%s(input=%d)\n", __func__, i->index); |
| |
| return cx23885_query_audinput(file, priv, i); |
| } |
| |
| static int vidioc_s_audinput(struct file *file, void *priv, |
| const struct v4l2_audio *i) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || |
| (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) { |
| return i->index != 2 ? -EINVAL : 0; |
| } |
| if (i->index > 1) |
| return -EINVAL; |
| |
| dprintk(1, "%s(%d)\n", __func__, i->index); |
| |
| dev->audinput = i->index; |
| |
| /* Skip the audio defaults from the cards struct, caller wants |
| * directly touch the audio mux hardware. */ |
| cx23885_flatiron_mux(dev, dev->audinput + 1); |
| return 0; |
| } |
| |
| static int vidioc_g_tuner(struct file *file, void *priv, |
| struct v4l2_tuner *t) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| break; |
| default: |
| if (dev->tuner_type == TUNER_ABSENT) |
| return -EINVAL; |
| break; |
| } |
| if (0 != t->index) |
| return -EINVAL; |
| |
| strscpy(t->name, "Television", sizeof(t->name)); |
| |
| call_all(dev, tuner, g_tuner, t); |
| return 0; |
| } |
| |
| static int vidioc_s_tuner(struct file *file, void *priv, |
| const struct v4l2_tuner *t) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| break; |
| default: |
| if (dev->tuner_type == TUNER_ABSENT) |
| return -EINVAL; |
| break; |
| } |
| if (0 != t->index) |
| return -EINVAL; |
| /* Update the A/V core */ |
| call_all(dev, tuner, s_tuner, t); |
| |
| return 0; |
| } |
| |
| static int vidioc_g_frequency(struct file *file, void *priv, |
| struct v4l2_frequency *f) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| break; |
| default: |
| if (dev->tuner_type == TUNER_ABSENT) |
| return -EINVAL; |
| break; |
| } |
| f->type = V4L2_TUNER_ANALOG_TV; |
| f->frequency = dev->freq; |
| |
| call_all(dev, tuner, g_frequency, f); |
| |
| return 0; |
| } |
| |
| static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f) |
| { |
| struct v4l2_ctrl *mute; |
| int old_mute_val = 1; |
| |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| break; |
| default: |
| if (dev->tuner_type == TUNER_ABSENT) |
| return -EINVAL; |
| break; |
| } |
| if (unlikely(f->tuner != 0)) |
| return -EINVAL; |
| |
| dev->freq = f->frequency; |
| |
| /* I need to mute audio here */ |
| mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); |
| if (mute) { |
| old_mute_val = v4l2_ctrl_g_ctrl(mute); |
| if (!old_mute_val) |
| v4l2_ctrl_s_ctrl(mute, 1); |
| } |
| |
| call_all(dev, tuner, s_frequency, f); |
| |
| /* When changing channels it is required to reset TVAUDIO */ |
| msleep(100); |
| |
| /* I need to unmute audio here */ |
| if (old_mute_val == 0) |
| v4l2_ctrl_s_ctrl(mute, old_mute_val); |
| |
| return 0; |
| } |
| |
| static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, |
| const struct v4l2_frequency *f) |
| { |
| struct v4l2_ctrl *mute; |
| int old_mute_val = 1; |
| struct vb2_dvb_frontend *vfe; |
| struct dvb_frontend *fe; |
| |
| struct analog_parameters params = { |
| .mode = V4L2_TUNER_ANALOG_TV, |
| .audmode = V4L2_TUNER_MODE_STEREO, |
| .std = dev->tvnorm, |
| .frequency = f->frequency |
| }; |
| |
| dev->freq = f->frequency; |
| |
| /* I need to mute audio here */ |
| mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); |
| if (mute) { |
| old_mute_val = v4l2_ctrl_g_ctrl(mute); |
| if (!old_mute_val) |
| v4l2_ctrl_s_ctrl(mute, 1); |
| } |
| |
| /* If HVR1850 */ |
| dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__, |
| params.frequency, f->tuner, params.std); |
| |
| vfe = vb2_dvb_get_frontend(&dev->ts2.frontends, 1); |
| if (!vfe) { |
| return -EINVAL; |
| } |
| |
| fe = vfe->dvb.frontend; |
| |
| if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_HVR5525) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_DVB) || |
| (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC)) |
| fe = &dev->ts1.analog_fe; |
| |
| if (fe && fe->ops.tuner_ops.set_analog_params) { |
| call_all(dev, video, s_std, dev->tvnorm); |
| fe->ops.tuner_ops.set_analog_params(fe, ¶ms); |
| } |
| else |
| pr_err("%s() No analog tuner, aborting\n", __func__); |
| |
| /* When changing channels it is required to reset TVAUDIO */ |
| msleep(100); |
| |
| /* I need to unmute audio here */ |
| if (old_mute_val == 0) |
| v4l2_ctrl_s_ctrl(mute, old_mute_val); |
| |
| return 0; |
| } |
| |
| int cx23885_set_frequency(struct file *file, void *priv, |
| const struct v4l2_frequency *f) |
| { |
| struct cx23885_dev *dev = video_drvdata(file); |
| int ret; |
| |
| switch (dev->board) { |
| case CX23885_BOARD_HAUPPAUGE_HVR1255: |
| case CX23885_BOARD_HAUPPAUGE_HVR1255_22111: |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR1850: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| ret = cx23885_set_freq_via_ops(dev, f); |
| break; |
| default: |
| ret = cx23885_set_freq(dev, f); |
| } |
| |
| return ret; |
| } |
| |
| static int vidioc_s_frequency(struct file *file, void *priv, |
| const struct v4l2_frequency *f) |
| { |
| return cx23885_set_frequency(file, priv, f); |
| } |
| |
| /* ----------------------------------------------------------- */ |
| |
| int cx23885_video_irq(struct cx23885_dev *dev, u32 status) |
| { |
| u32 mask, count; |
| int handled = 0; |
| |
| mask = cx_read(VID_A_INT_MSK); |
| if (0 == (status & mask)) |
| return handled; |
| |
| cx_write(VID_A_INT_STAT, status); |
| |
| /* risc op code error, fifo overflow or line sync detection error */ |
| if ((status & VID_BC_MSK_OPC_ERR) || |
| (status & VID_BC_MSK_SYNC) || |
| (status & VID_BC_MSK_OF)) { |
| |
| if (status & VID_BC_MSK_OPC_ERR) { |
| dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", |
| VID_BC_MSK_OPC_ERR); |
| pr_warn("%s: video risc op code error\n", |
| dev->name); |
| cx23885_sram_channel_dump(dev, |
| &dev->sram_channels[SRAM_CH01]); |
| } |
| |
| if (status & VID_BC_MSK_SYNC) |
| dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) video lines miss-match\n", |
| VID_BC_MSK_SYNC); |
| |
| if (status & VID_BC_MSK_OF) |
| dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n", |
| VID_BC_MSK_OF); |
| |
| } |
| |
| /* Video */ |
| if (status & VID_BC_MSK_RISCI1) { |
| spin_lock(&dev->slock); |
| count = cx_read(VID_A_GPCNT); |
| cx23885_video_wakeup(dev, &dev->vidq, count); |
| spin_unlock(&dev->slock); |
| handled++; |
| } |
| |
| /* Allow the VBI framework to process it's payload */ |
| handled += cx23885_vbi_irq(dev, status); |
| |
| return handled; |
| } |
| |
| /* ----------------------------------------------------------- */ |
| /* exported stuff */ |
| |
| static const struct v4l2_file_operations video_fops = { |
| .owner = THIS_MODULE, |
| .open = v4l2_fh_open, |
| .release = vb2_fop_release, |
| .read = vb2_fop_read, |
| .poll = vb2_fop_poll, |
| .unlocked_ioctl = video_ioctl2, |
| .mmap = vb2_fop_mmap, |
| }; |
| |
| static const struct v4l2_ioctl_ops video_ioctl_ops = { |
| .vidioc_querycap = vidioc_querycap, |
| .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, |
| .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, |
| .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, |
| .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, |
| .vidioc_g_fmt_vbi_cap = cx23885_vbi_fmt, |
| .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt, |
| .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt, |
| .vidioc_reqbufs = vb2_ioctl_reqbufs, |
| .vidioc_prepare_buf = vb2_ioctl_prepare_buf, |
| .vidioc_querybuf = vb2_ioctl_querybuf, |
| .vidioc_qbuf = vb2_ioctl_qbuf, |
| .vidioc_dqbuf = vb2_ioctl_dqbuf, |
| .vidioc_streamon = vb2_ioctl_streamon, |
| .vidioc_streamoff = vb2_ioctl_streamoff, |
| .vidioc_g_pixelaspect = vidioc_g_pixelaspect, |
| .vidioc_g_selection = vidioc_g_selection, |
| .vidioc_s_std = vidioc_s_std, |
| .vidioc_g_std = vidioc_g_std, |
| .vidioc_enum_input = vidioc_enum_input, |
| .vidioc_g_input = vidioc_g_input, |
| .vidioc_s_input = vidioc_s_input, |
| .vidioc_log_status = vidioc_log_status, |
| .vidioc_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_chip_info = cx23885_g_chip_info, |
| .vidioc_g_register = cx23885_g_register, |
| .vidioc_s_register = cx23885_s_register, |
| #endif |
| .vidioc_enumaudio = vidioc_enum_audinput, |
| .vidioc_g_audio = vidioc_g_audinput, |
| .vidioc_s_audio = vidioc_s_audinput, |
| .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, |
| .vidioc_unsubscribe_event = v4l2_event_unsubscribe, |
| }; |
| |
| static struct video_device cx23885_vbi_template; |
| static struct video_device cx23885_video_template = { |
| .name = "cx23885-video", |
| .fops = &video_fops, |
| .ioctl_ops = &video_ioctl_ops, |
| .tvnorms = CX23885_NORMS, |
| }; |
| |
| void cx23885_video_unregister(struct cx23885_dev *dev) |
| { |
| dprintk(1, "%s()\n", __func__); |
| cx23885_irq_remove(dev, 0x01); |
| |
| if (dev->vbi_dev) { |
| if (video_is_registered(dev->vbi_dev)) |
| video_unregister_device(dev->vbi_dev); |
| else |
| video_device_release(dev->vbi_dev); |
| dev->vbi_dev = NULL; |
| } |
| if (dev->video_dev) { |
| if (video_is_registered(dev->video_dev)) |
| video_unregister_device(dev->video_dev); |
| else |
| video_device_release(dev->video_dev); |
| dev->video_dev = NULL; |
| } |
| |
| if (dev->audio_dev) |
| cx23885_audio_unregister(dev); |
| } |
| |
| int cx23885_video_register(struct cx23885_dev *dev) |
| { |
| struct vb2_queue *q; |
| int err; |
| |
| dprintk(1, "%s()\n", __func__); |
| |
| /* Initialize VBI template */ |
| cx23885_vbi_template = cx23885_video_template; |
| strscpy(cx23885_vbi_template.name, "cx23885-vbi", |
| sizeof(cx23885_vbi_template.name)); |
| |
| dev->tvnorm = V4L2_STD_NTSC_M; |
| dev->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV); |
| dev->field = V4L2_FIELD_INTERLACED; |
| dev->width = 720; |
| dev->height = norm_maxh(dev->tvnorm); |
| |
| /* init video dma queues */ |
| INIT_LIST_HEAD(&dev->vidq.active); |
| |
| /* init vbi dma queues */ |
| INIT_LIST_HEAD(&dev->vbiq.active); |
| |
| cx23885_irq_add_enable(dev, 0x01); |
| |
| if ((TUNER_ABSENT != dev->tuner_type) && |
| ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) { |
| struct v4l2_subdev *sd = NULL; |
| |
| if (dev->tuner_addr) |
| sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, |
| &dev->i2c_bus[dev->tuner_bus].i2c_adap, |
| "tuner", dev->tuner_addr, NULL); |
| else |
| sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, |
| &dev->i2c_bus[dev->tuner_bus].i2c_adap, |
| "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV)); |
| if (sd) { |
| struct tuner_setup tun_setup; |
| |
| memset(&tun_setup, 0, sizeof(tun_setup)); |
| tun_setup.mode_mask = T_ANALOG_TV; |
| tun_setup.type = dev->tuner_type; |
| tun_setup.addr = v4l2_i2c_subdev_addr(sd); |
| tun_setup.tuner_callback = cx23885_tuner_callback; |
| |
| v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup); |
| |
| if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) || |
| (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) { |
| struct xc2028_ctrl ctrl = { |
| .fname = XC2028_DEFAULT_FIRMWARE, |
| .max_len = 64 |
| }; |
| struct v4l2_priv_tun_config cfg = { |
| .tuner = dev->tuner_type, |
| .priv = &ctrl |
| }; |
| v4l2_subdev_call(sd, tuner, s_config, &cfg); |
| } |
| |
| if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) { |
| struct xc2028_ctrl ctrl = { |
| .fname = "xc3028L-v36.fw", |
| .max_len = 64 |
| }; |
| struct v4l2_priv_tun_config cfg = { |
| .tuner = dev->tuner_type, |
| .priv = &ctrl |
| }; |
| v4l2_subdev_call(sd, tuner, s_config, &cfg); |
| } |
| } |
| } |
| |
| /* initial device configuration */ |
| mutex_lock(&dev->lock); |
| cx23885_set_tvnorm(dev, dev->tvnorm); |
| cx23885_video_mux(dev, 0); |
| cx23885_audio_mux(dev, 0); |
| mutex_unlock(&dev->lock); |
| |
| 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_buffers_needed = 2; |
| q->drv_priv = dev; |
| q->buf_struct_size = sizeof(struct cx23885_buffer); |
| q->ops = &cx23885_video_qops; |
| q->mem_ops = &vb2_dma_sg_memops; |
| q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; |
| q->lock = &dev->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_buffers_needed = 2; |
| q->drv_priv = dev; |
| q->buf_struct_size = sizeof(struct cx23885_buffer); |
| q->ops = &cx23885_vbi_qops; |
| q->mem_ops = &vb2_dma_sg_memops; |
| q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; |
| q->lock = &dev->lock; |
| q->dev = &dev->pci->dev; |
| |
| err = vb2_queue_init(q); |
| if (err < 0) |
| goto fail_unreg; |
| |
| /* register Video device */ |
| dev->video_dev = cx23885_vdev_init(dev, dev->pci, |
| &cx23885_video_template, "video"); |
| dev->video_dev->queue = &dev->vb2_vidq; |
| dev->video_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | |
| V4L2_CAP_AUDIO | V4L2_CAP_VIDEO_CAPTURE; |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| dev->video_dev->device_caps |= V4L2_CAP_TUNER; |
| break; |
| default: |
| if (dev->tuner_type != TUNER_ABSENT) |
| dev->video_dev->device_caps |= V4L2_CAP_TUNER; |
| } |
| |
| err = video_register_device(dev->video_dev, VFL_TYPE_VIDEO, |
| video_nr[dev->nr]); |
| if (err < 0) { |
| pr_info("%s: can't register video device\n", |
| dev->name); |
| goto fail_unreg; |
| } |
| pr_info("%s: registered device %s [v4l2]\n", |
| dev->name, video_device_node_name(dev->video_dev)); |
| |
| /* register VBI device */ |
| dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, |
| &cx23885_vbi_template, "vbi"); |
| dev->vbi_dev->queue = &dev->vb2_vbiq; |
| dev->vbi_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | |
| V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE; |
| switch (dev->board) { /* i2c device tuners */ |
| case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: |
| case CX23885_BOARD_HAUPPAUGE_HVR5525: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: |
| case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: |
| dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; |
| break; |
| default: |
| if (dev->tuner_type != TUNER_ABSENT) |
| dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; |
| } |
| err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, |
| vbi_nr[dev->nr]); |
| if (err < 0) { |
| pr_info("%s: can't register vbi device\n", |
| dev->name); |
| goto fail_unreg; |
| } |
| pr_info("%s: registered device %s\n", |
| dev->name, video_device_node_name(dev->vbi_dev)); |
| |
| /* Register ALSA audio device */ |
| dev->audio_dev = cx23885_audio_register(dev); |
| |
| return 0; |
| |
| fail_unreg: |
| cx23885_video_unregister(dev); |
| return err; |
| } |