* Derived from ivtv-ioctl.c
*
* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
+ * Copyright (C) 2008 Andy Walls <awalls@radix.net>
*
* 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
*/
#include "cx18-driver.h"
+#include "cx18-io.h"
#include "cx18-version.h"
#include "cx18-mailbox.h"
#include "cx18-i2c.h"
}
}
+/* Check if VBI services are allowed on the (field, line) for the video std */
static int valid_service_line(int field, int line, int is_pal)
{
- return (is_pal && line >= 6 && (line != 23 || field == 0)) ||
+ return (is_pal && line >= 6 &&
+ ((field == 0 && line <= 23) || (field == 1 && line <= 22))) ||
(!is_pal && line >= 10 && line < 22);
}
+/*
+ * For a (field, line, std) and inbound potential set of services for that line,
+ * return the first valid service of those passed in the incoming set for that
+ * line in priority order:
+ * CC, VPS, or WSS over TELETEXT for well known lines
+ * TELETEXT, before VPS, before CC, before WSS, for other lines
+ */
static u16 select_service_from_set(int field, int line, u16 set, int is_pal)
{
u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525);
return 0;
}
+/*
+ * Expand the service_set of *fmt into valid service_lines for the std,
+ * and clear the passed in fmt->service_set
+ */
void cx18_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
{
u16 set = fmt->service_set;
}
}
+/*
+ * Sanitize the service_lines in *fmt per the video std, and return 1
+ * if any service_line is left as valid after santization
+ */
static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal)
{
int f, l;
return set != 0;
}
+/* Compute the service_set from the assumed valid service_lines of *fmt */
u16 cx18_get_service_set(struct v4l2_sliced_vbi_format *fmt)
{
int f, l;
return set;
}
-static const struct {
- v4l2_std_id std;
- char *name;
-} enum_stds[] = {
- { V4L2_STD_PAL_BG | V4L2_STD_PAL_H, "PAL-BGH" },
- { V4L2_STD_PAL_DK, "PAL-DK" },
- { V4L2_STD_PAL_I, "PAL-I" },
- { V4L2_STD_PAL_M, "PAL-M" },
- { V4L2_STD_PAL_N, "PAL-N" },
- { V4L2_STD_PAL_Nc, "PAL-Nc" },
- { V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H, "SECAM-BGH" },
- { V4L2_STD_SECAM_DK, "SECAM-DK" },
- { V4L2_STD_SECAM_L, "SECAM-L" },
- { V4L2_STD_SECAM_LC, "SECAM-L'" },
- { V4L2_STD_NTSC_M, "NTSC-M" },
- { V4L2_STD_NTSC_M_JP, "NTSC-J" },
- { V4L2_STD_NTSC_M_KR, "NTSC-K" },
-};
-
-static const struct v4l2_standard cx18_std_60hz = {
- .frameperiod = {.numerator = 1001, .denominator = 30000},
- .framelines = 525,
-};
+static int cx18_g_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
+
+ pixfmt->width = cx->params.width;
+ pixfmt->height = cx->params.height;
+ pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
+ pixfmt->field = V4L2_FIELD_INTERLACED;
+ pixfmt->priv = 0;
+ if (id->type == CX18_ENC_STREAM_TYPE_YUV) {
+ pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
+ /* YUV size is (Y=(h*720) + UV=(h*(720/2))) */
+ pixfmt->sizeimage = pixfmt->height * 720 * 3 / 2;
+ pixfmt->bytesperline = 720;
+ } else {
+ pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
+ pixfmt->sizeimage = 128 * 1024;
+ pixfmt->bytesperline = 0;
+ }
+ return 0;
+}
-static const struct v4l2_standard cx18_std_50hz = {
- .frameperiod = { .numerator = 1, .denominator = 25 },
- .framelines = 625,
-};
+static int cx18_g_fmt_vbi_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi;
+
+ vbifmt->sampling_rate = 27000000;
+ vbifmt->offset = 248; /* FIXME - slightly wrong for both 50 & 60 Hz */
+ vbifmt->samples_per_line = vbi_active_samples - 4;
+ vbifmt->sample_format = V4L2_PIX_FMT_GREY;
+ vbifmt->start[0] = cx->vbi.start[0];
+ vbifmt->start[1] = cx->vbi.start[1];
+ vbifmt->count[0] = vbifmt->count[1] = cx->vbi.count;
+ vbifmt->flags = 0;
+ vbifmt->reserved[0] = 0;
+ vbifmt->reserved[1] = 0;
+ return 0;
+}
-static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg)
+static int cx18_g_fmt_sliced_vbi_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
{
- struct v4l2_register *regs = arg;
- unsigned long flags;
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- if (regs->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE)
+ /* sane, V4L2 spec compliant, defaults */
+ vbifmt->reserved[0] = 0;
+ vbifmt->reserved[1] = 0;
+ vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
+ memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines));
+ vbifmt->service_set = 0;
+
+ /*
+ * Fetch the configured service_lines and total service_set from the
+ * digitizer/slicer. Note, cx18_av_vbi() wipes the passed in
+ * fmt->fmt.sliced under valid calling conditions
+ */
+ if (v4l2_subdev_call(cx->sd_av, video, g_fmt, fmt))
return -EINVAL;
- spin_lock_irqsave(&cx18_cards_lock, flags);
- if (cmd == VIDIOC_DBG_G_REGISTER)
- regs->val = read_enc(regs->reg);
- else
- write_enc(regs->val, regs->reg);
- spin_unlock_irqrestore(&cx18_cards_lock, flags);
+ /* Ensure V4L2 spec compliant output */
+ vbifmt->reserved[0] = 0;
+ vbifmt->reserved[1] = 0;
+ vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
+ vbifmt->service_set = cx18_get_service_set(vbifmt);
return 0;
}
-static int cx18_get_fmt(struct cx18 *cx, int streamtype, struct v4l2_format *fmt)
-{
- switch (fmt->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- fmt->fmt.pix.width = cx->params.width;
- fmt->fmt.pix.height = cx->params.height;
- fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
- fmt->fmt.pix.field = V4L2_FIELD_INTERLACED;
- if (streamtype == CX18_ENC_STREAM_TYPE_YUV) {
- fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
- /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
- fmt->fmt.pix.sizeimage =
- fmt->fmt.pix.height * fmt->fmt.pix.width +
- fmt->fmt.pix.height * (fmt->fmt.pix.width / 2);
- } else {
- fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
- fmt->fmt.pix.sizeimage = 128 * 1024;
- }
- break;
+static int cx18_try_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int w = fmt->fmt.pix.width;
+ int h = fmt->fmt.pix.height;
+ int min_h = 2;
+
+ w = min(w, 720);
+ w = max(w, 2);
+ if (id->type == CX18_ENC_STREAM_TYPE_YUV) {
+ /* YUV height must be a multiple of 32 */
+ h &= ~0x1f;
+ min_h = 32;
+ }
+ h = min(h, cx->is_50hz ? 576 : 480);
+ h = max(h, min_h);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- fmt->fmt.vbi.sampling_rate = 27000000;
- fmt->fmt.vbi.offset = 248;
- fmt->fmt.vbi.samples_per_line = cx->vbi.raw_decoder_line_size - 4;
- fmt->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
- fmt->fmt.vbi.start[0] = cx->vbi.start[0];
- fmt->fmt.vbi.start[1] = cx->vbi.start[1];
- fmt->fmt.vbi.count[0] = fmt->fmt.vbi.count[1] = cx->vbi.count;
- break;
+ cx18_g_fmt_vid_cap(file, fh, fmt);
+ fmt->fmt.pix.width = w;
+ fmt->fmt.pix.height = h;
+ return 0;
+}
- case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
- {
- struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
+static int cx18_try_fmt_vbi_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ return cx18_g_fmt_vbi_cap(file, fh, fmt);
+}
- vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
- memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved));
- memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines));
+static int cx18_try_fmt_sliced_vbi_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
- cx18_av_cmd(cx, VIDIOC_G_FMT, fmt);
+ vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
+ vbifmt->reserved[0] = 0;
+ vbifmt->reserved[1] = 0;
+
+ /* If given a service set, expand it validly & clear passed in set */
+ if (vbifmt->service_set)
+ cx18_expand_service_set(vbifmt, cx->is_50hz);
+ /* Sanitize the service_lines, and compute the new set if any valid */
+ if (check_service_set(vbifmt, cx->is_50hz))
vbifmt->service_set = cx18_get_service_set(vbifmt);
- break;
- }
- default:
- return -EINVAL;
- }
return 0;
}
-static int cx18_try_or_set_fmt(struct cx18 *cx, int streamtype,
- struct v4l2_format *fmt, int set_fmt)
+static int cx18_s_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
+ int w, h;
+
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
+
+ ret = cx18_try_fmt_vid_cap(file, fh, fmt);
+ if (ret)
+ return ret;
+ w = fmt->fmt.pix.width;
+ h = fmt->fmt.pix.height;
+
+ if (cx->params.width == w && cx->params.height == h)
+ return 0;
+
+ if (atomic_read(&cx->ana_capturing) > 0)
+ return -EBUSY;
+
+ cx->params.width = w;
+ cx->params.height = h;
+ v4l2_subdev_call(cx->sd_av, video, s_fmt, fmt);
+ return cx18_g_fmt_vid_cap(file, fh, fmt);
+}
+
+static int cx18_s_fmt_vbi_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
+
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
+
+ /*
+ * Changing the Encoder's Raw VBI parameters won't have any effect
+ * if any analog capture is ongoing
+ */
+ if (!cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0)
+ return -EBUSY;
+
+ /*
+ * Set the digitizer registers for raw active VBI.
+ * Note cx18_av_vbi_wipes out alot of the passed in fmt under valid
+ * calling conditions
+ */
+ ret = v4l2_subdev_call(cx->sd_av, video, s_fmt, fmt);
+ if (ret)
+ return ret;
+
+ /* Store our new v4l2 (non-)sliced VBI state */
+ cx->vbi.sliced_in->service_set = 0;
+ cx->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE;
+
+ return cx18_g_fmt_vbi_cap(file, fh, fmt);
+}
+
+static int cx18_s_fmt_sliced_vbi_cap(struct file *file, void *fh,
+ struct v4l2_format *fmt)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
- u16 set;
-
- /* set window size */
- if (fmt->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- int w = fmt->fmt.pix.width;
- int h = fmt->fmt.pix.height;
-
- if (w > 720)
- w = 720;
- else if (w < 1)
- w = 1;
- if (h > (cx->is_50hz ? 576 : 480))
- h = (cx->is_50hz ? 576 : 480);
- else if (h < 2)
- h = 2;
- cx18_get_fmt(cx, streamtype, fmt);
- fmt->fmt.pix.width = w;
- fmt->fmt.pix.height = h;
-
- if (!set_fmt || (cx->params.width == w && cx->params.height == h))
- return 0;
- if (atomic_read(&cx->ana_capturing) > 0)
- return -EBUSY;
-
- cx->params.width = w;
- cx->params.height = h;
- if (w != 720 || h != (cx->is_50hz ? 576 : 480))
- cx->params.video_temporal_filter = 0;
- else
- cx->params.video_temporal_filter = 8;
- cx18_av_cmd(cx, VIDIOC_S_FMT, fmt);
- return cx18_get_fmt(cx, streamtype, fmt);
- }
- /* set raw VBI format */
- if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
- if (set_fmt && streamtype == CX18_ENC_STREAM_TYPE_VBI &&
- cx->vbi.sliced_in->service_set &&
- atomic_read(&cx->ana_capturing) > 0)
- return -EBUSY;
- if (set_fmt) {
- cx->vbi.sliced_in->service_set = 0;
- cx18_av_cmd(cx, VIDIOC_S_FMT, &cx->vbi.in);
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
+
+ cx18_try_fmt_sliced_vbi_cap(file, fh, fmt);
+
+ /*
+ * Changing the Encoder's Raw VBI parameters won't have any effect
+ * if any analog capture is ongoing
+ */
+ if (cx18_raw_vbi(cx) && atomic_read(&cx->ana_capturing) > 0)
+ return -EBUSY;
+
+ /*
+ * Set the service_lines requested in the digitizer/slicer registers.
+ * Note, cx18_av_vbi() wipes some "impossible" service lines in the
+ * passed in fmt->fmt.sliced under valid calling conditions
+ */
+ ret = v4l2_subdev_call(cx->sd_av, video, s_fmt, fmt);
+ if (ret)
+ return ret;
+ /* Store our current v4l2 sliced VBI settings */
+ cx->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
+ memcpy(cx->vbi.sliced_in, vbifmt, sizeof(*cx->vbi.sliced_in));
+ return 0;
+}
+
+static int cx18_g_chip_ident(struct file *file, void *fh,
+ struct v4l2_dbg_chip_ident *chip)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ int err = 0;
+
+ chip->ident = V4L2_IDENT_NONE;
+ chip->revision = 0;
+ switch (chip->match.type) {
+ case V4L2_CHIP_MATCH_HOST:
+ switch (chip->match.addr) {
+ case 0:
+ chip->ident = V4L2_IDENT_CX23418;
+ chip->revision = cx18_read_reg(cx, 0xC72028);
+ break;
+ case 1:
+ /*
+ * The A/V decoder is always present, but in the rare
+ * case that the card doesn't have analog, we don't
+ * use it. We find it w/o using the cx->sd_av pointer
+ */
+ cx18_call_hw(cx, CX18_HW_418_AV,
+ core, g_chip_ident, chip);
+ break;
+ default:
+ /*
+ * Could return ident = V4L2_IDENT_UNKNOWN if we had
+ * other host chips at higher addresses, but we don't
+ */
+ err = -EINVAL; /* per V4L2 spec */
+ break;
}
- return cx18_get_fmt(cx, streamtype, fmt);
+ break;
+ case V4L2_CHIP_MATCH_I2C_DRIVER:
+ /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */
+ cx18_call_all(cx, core, g_chip_ident, chip);
+ break;
+ case V4L2_CHIP_MATCH_I2C_ADDR:
+ /*
+ * We could return V4L2_IDENT_UNKNOWN, but we don't do the work
+ * to look if a chip is at the address with no driver. That's a
+ * dangerous thing to do with EEPROMs anyway.
+ */
+ cx18_call_all(cx, core, g_chip_ident, chip);
+ break;
+ default:
+ err = -EINVAL;
+ break;
}
+ return err;
+}
- /* any else but sliced VBI capture is an error */
- if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg)
+{
+ struct v4l2_dbg_register *regs = arg;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ if (regs->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE)
return -EINVAL;
- /* TODO: implement sliced VBI, for now silently return 0 */
+ regs->size = 4;
+ if (cmd == VIDIOC_DBG_S_REGISTER)
+ cx18_write_enc(cx, regs->val, regs->reg);
+ else
+ regs->val = cx18_read_enc(cx, regs->reg);
return 0;
+}
- /* set sliced VBI capture format */
- vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
- memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved));
+static int cx18_g_register(struct file *file, void *fh,
+ struct v4l2_dbg_register *reg)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- if (vbifmt->service_set)
- cx18_expand_service_set(vbifmt, cx->is_50hz);
- set = check_service_set(vbifmt, cx->is_50hz);
- vbifmt->service_set = cx18_get_service_set(vbifmt);
+ if (v4l2_chip_match_host(®->match))
+ return cx18_cxc(cx, VIDIOC_DBG_G_REGISTER, reg);
+ /* FIXME - errors shouldn't be ignored */
+ cx18_call_all(cx, core, g_register, reg);
+ return 0;
+}
- if (!set_fmt)
- return 0;
- if (set == 0)
- return -EINVAL;
- if (atomic_read(&cx->ana_capturing) > 0 && cx->vbi.sliced_in->service_set == 0)
- return -EBUSY;
- cx18_av_cmd(cx, VIDIOC_S_FMT, fmt);
- memcpy(cx->vbi.sliced_in, vbifmt, sizeof(*cx->vbi.sliced_in));
+static int cx18_s_register(struct file *file, void *fh,
+ struct v4l2_dbg_register *reg)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+
+ if (v4l2_chip_match_host(®->match))
+ return cx18_cxc(cx, VIDIOC_DBG_S_REGISTER, reg);
+ /* FIXME - errors shouldn't be ignored */
+ cx18_call_all(cx, core, s_register, reg);
return 0;
}
+#endif
-static int cx18_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
+static int cx18_g_priority(struct file *file, void *fh, enum v4l2_priority *p)
{
- struct cx18_open_id *id = (struct cx18_open_id *)filp->private_data;
- struct cx18 *cx = id->cx;
- struct v4l2_register *reg = arg;
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- switch (cmd) {
- /* ioctls to allow direct access to the encoder registers for testing */
- case VIDIOC_DBG_G_REGISTER:
- if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
- return cx18_cxc(cx, cmd, arg);
- if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
- return cx18_i2c_id(cx, reg->match_chip, cmd, arg);
- return cx18_call_i2c_client(cx, reg->match_chip, cmd, arg);
-
- case VIDIOC_DBG_S_REGISTER:
- if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
- return cx18_cxc(cx, cmd, arg);
- if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
- return cx18_i2c_id(cx, reg->match_chip, cmd, arg);
- return cx18_call_i2c_client(cx, reg->match_chip, cmd, arg);
-
- case VIDIOC_G_CHIP_IDENT: {
- struct v4l2_chip_ident *chip = arg;
-
- chip->ident = V4L2_IDENT_NONE;
- chip->revision = 0;
- if (reg->match_type == V4L2_CHIP_MATCH_HOST) {
- if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) {
- struct v4l2_chip_ident *chip = arg;
-
- chip->ident = V4L2_IDENT_CX23418;
- }
- return 0;
- }
- if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
- return cx18_i2c_id(cx, reg->match_chip, cmd, arg);
- if (reg->match_type == V4L2_CHIP_MATCH_I2C_ADDR)
- return cx18_call_i2c_client(cx, reg->match_chip, cmd, arg);
- return -EINVAL;
- }
+ *p = v4l2_prio_max(&cx->prio);
+ return 0;
+}
- case VIDIOC_INT_S_AUDIO_ROUTING: {
- struct v4l2_routing *route = arg;
+static int cx18_s_priority(struct file *file, void *fh, enum v4l2_priority prio)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
- cx18_audio_set_route(cx, route);
- break;
- }
+ return v4l2_prio_change(&cx->prio, &id->prio, prio);
+}
- default:
- return -EINVAL;
- }
+static int cx18_querycap(struct file *file, void *fh,
+ struct v4l2_capability *vcap)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+
+ strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver));
+ strlcpy(vcap->card, cx->card_name, sizeof(vcap->card));
+ snprintf(vcap->bus_info, sizeof(vcap->bus_info),
+ "PCI:%s", pci_name(cx->pci_dev));
+ vcap->version = CX18_DRIVER_VERSION; /* version */
+ vcap->capabilities = cx->v4l2_cap; /* capabilities */
return 0;
}
-int cx18_v4l2_ioctls(struct cx18 *cx, struct file *filp, unsigned cmd, void *arg)
+static int cx18_enumaudio(struct file *file, void *fh, struct v4l2_audio *vin)
{
- struct cx18_open_id *id = NULL;
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- if (filp)
- id = (struct cx18_open_id *)filp->private_data;
+ return cx18_get_audio_input(cx, vin->index, vin);
+}
- switch (cmd) {
- case VIDIOC_G_PRIORITY:
- {
- enum v4l2_priority *p = arg;
+static int cx18_g_audio(struct file *file, void *fh, struct v4l2_audio *vin)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- *p = v4l2_prio_max(&cx->prio);
- break;
- }
+ vin->index = cx->audio_input;
+ return cx18_get_audio_input(cx, vin->index, vin);
+}
- case VIDIOC_S_PRIORITY:
- {
- enum v4l2_priority *prio = arg;
+static int cx18_s_audio(struct file *file, void *fh, struct v4l2_audio *vout)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- return v4l2_prio_change(&cx->prio, &id->prio, *prio);
- }
+ if (vout->index >= cx->nof_audio_inputs)
+ return -EINVAL;
+ cx->audio_input = vout->index;
+ cx18_audio_set_io(cx);
+ return 0;
+}
- case VIDIOC_QUERYCAP:{
- struct v4l2_capability *vcap = arg;
+static int cx18_enum_input(struct file *file, void *fh, struct v4l2_input *vin)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- memset(vcap, 0, sizeof(*vcap));
- strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver));
- strlcpy(vcap->card, cx->card_name, sizeof(vcap->card));
- strlcpy(vcap->bus_info, pci_name(cx->dev), sizeof(vcap->bus_info));
- vcap->version = CX18_DRIVER_VERSION; /* version */
- vcap->capabilities = cx->v4l2_cap; /* capabilities */
+ /* set it to defaults from our table */
+ return cx18_get_input(cx, vin->index, vin);
+}
- /* reserved.. must set to 0! */
- vcap->reserved[0] = vcap->reserved[1] =
- vcap->reserved[2] = vcap->reserved[3] = 0;
- break;
- }
+static int cx18_cropcap(struct file *file, void *fh,
+ struct v4l2_cropcap *cropcap)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- case VIDIOC_ENUMAUDIO:{
- struct v4l2_audio *vin = arg;
+ if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+ cropcap->bounds.top = cropcap->bounds.left = 0;
+ cropcap->bounds.width = 720;
+ cropcap->bounds.height = cx->is_50hz ? 576 : 480;
+ cropcap->pixelaspect.numerator = cx->is_50hz ? 59 : 10;
+ cropcap->pixelaspect.denominator = cx->is_50hz ? 54 : 11;
+ cropcap->defrect = cropcap->bounds;
+ return 0;
+}
- return cx18_get_audio_input(cx, vin->index, vin);
- }
+static int cx18_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
- case VIDIOC_G_AUDIO:{
- struct v4l2_audio *vin = arg;
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
- vin->index = cx->audio_input;
- return cx18_get_audio_input(cx, vin->index, vin);
- }
+ if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+ CX18_DEBUG_WARN("VIDIOC_S_CROP not implemented\n");
+ return -EINVAL;
+}
+
+static int cx18_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- case VIDIOC_S_AUDIO:{
- struct v4l2_audio *vout = arg;
+ if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+ CX18_DEBUG_WARN("VIDIOC_G_CROP not implemented\n");
+ return -EINVAL;
+}
- if (vout->index >= cx->nof_audio_inputs)
- return -EINVAL;
- cx->audio_input = vout->index;
- cx18_audio_set_io(cx);
- break;
- }
+static int cx18_enum_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_fmtdesc *fmt)
+{
+ static struct v4l2_fmtdesc formats[] = {
+ { 0, V4L2_BUF_TYPE_VIDEO_CAPTURE, 0,
+ "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 }
+ },
+ { 1, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FMT_FLAG_COMPRESSED,
+ "MPEG", V4L2_PIX_FMT_MPEG, { 0, 0, 0, 0 }
+ }
+ };
- case VIDIOC_ENUMINPUT:{
- struct v4l2_input *vin = arg;
+ if (fmt->index > 1)
+ return -EINVAL;
+ *fmt = formats[fmt->index];
+ return 0;
+}
- /* set it to defaults from our table */
- return cx18_get_input(cx, vin->index, vin);
- }
+static int cx18_g_input(struct file *file, void *fh, unsigned int *i)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- case VIDIOC_TRY_FMT:
- case VIDIOC_S_FMT: {
- struct v4l2_format *fmt = arg;
+ *i = cx->active_input;
+ return 0;
+}
- return cx18_try_or_set_fmt(cx, id->type, fmt, cmd == VIDIOC_S_FMT);
- }
+int cx18_s_input(struct file *file, void *fh, unsigned int inp)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
- case VIDIOC_G_FMT: {
- struct v4l2_format *fmt = arg;
- int type = fmt->type;
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
- memset(fmt, 0, sizeof(*fmt));
- fmt->type = type;
- return cx18_get_fmt(cx, id->type, fmt);
- }
+ if (inp < 0 || inp >= cx->nof_inputs)
+ return -EINVAL;
- case VIDIOC_CROPCAP: {
- struct v4l2_cropcap *cropcap = arg;
-
- if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- cropcap->bounds.top = cropcap->bounds.left = 0;
- cropcap->bounds.width = 720;
- cropcap->bounds.height = cx->is_50hz ? 576 : 480;
- cropcap->pixelaspect.numerator = cx->is_50hz ? 59 : 10;
- cropcap->pixelaspect.denominator = cx->is_50hz ? 54 : 11;
- cropcap->defrect = cropcap->bounds;
+ if (inp == cx->active_input) {
+ CX18_DEBUG_INFO("Input unchanged\n");
return 0;
}
- case VIDIOC_S_CROP: {
- struct v4l2_crop *crop = arg;
+ CX18_DEBUG_INFO("Changing input from %d to %d\n",
+ cx->active_input, inp);
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- return cx18_av_cmd(cx, VIDIOC_S_CROP, arg);
- }
+ cx->active_input = inp;
+ /* Set the audio input to whatever is appropriate for the input type. */
+ cx->audio_input = cx->card->video_inputs[inp].audio_index;
- case VIDIOC_G_CROP: {
- struct v4l2_crop *crop = arg;
+ /* prevent others from messing with the streams until
+ we're finished changing inputs. */
+ cx18_mute(cx);
+ cx18_video_set_io(cx);
+ cx18_audio_set_io(cx);
+ cx18_unmute(cx);
+ return 0;
+}
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- return cx18_av_cmd(cx, VIDIOC_G_CROP, arg);
- }
+static int cx18_g_frequency(struct file *file, void *fh,
+ struct v4l2_frequency *vf)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- case VIDIOC_ENUM_FMT: {
- static struct v4l2_fmtdesc formats[] = {
- { 0, 0, 0,
- "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12,
- { 0, 0, 0, 0 }
- },
- { 1, 0, V4L2_FMT_FLAG_COMPRESSED,
- "MPEG", V4L2_PIX_FMT_MPEG,
- { 0, 0, 0, 0 }
- }
- };
- struct v4l2_fmtdesc *fmt = arg;
- enum v4l2_buf_type type = fmt->type;
-
- switch (type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- break;
- default:
- return -EINVAL;
- }
- if (fmt->index > 1)
- return -EINVAL;
- *fmt = formats[fmt->index];
- fmt->type = type;
- return 0;
- }
+ if (vf->tuner != 0)
+ return -EINVAL;
- case VIDIOC_G_INPUT:{
- *(int *)arg = cx->active_input;
- break;
- }
+ cx18_call_all(cx, tuner, g_frequency, vf);
+ return 0;
+}
- case VIDIOC_S_INPUT:{
- int inp = *(int *)arg;
+int cx18_s_frequency(struct file *file, void *fh, struct v4l2_frequency *vf)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
- if (inp < 0 || inp >= cx->nof_inputs)
- return -EINVAL;
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
- if (inp == cx->active_input) {
- CX18_DEBUG_INFO("Input unchanged\n");
- break;
- }
- CX18_DEBUG_INFO("Changing input from %d to %d\n",
- cx->active_input, inp);
+ if (vf->tuner != 0)
+ return -EINVAL;
- cx->active_input = inp;
- /* Set the audio input to whatever is appropriate for the
- input type. */
- cx->audio_input = cx->card->video_inputs[inp].audio_index;
+ cx18_mute(cx);
+ CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf->frequency);
+ cx18_call_all(cx, tuner, s_frequency, vf);
+ cx18_unmute(cx);
+ return 0;
+}
- /* prevent others from messing with the streams until
- we're finished changing inputs. */
- cx18_mute(cx);
- cx18_video_set_io(cx);
- cx18_audio_set_io(cx);
- cx18_unmute(cx);
- break;
- }
+static int cx18_g_std(struct file *file, void *fh, v4l2_std_id *std)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- case VIDIOC_G_FREQUENCY:{
- struct v4l2_frequency *vf = arg;
+ *std = cx->std;
+ return 0;
+}
- if (vf->tuner != 0)
- return -EINVAL;
- cx18_call_i2c_clients(cx, cmd, arg);
- break;
- }
+int cx18_s_std(struct file *file, void *fh, v4l2_std_id *std)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
- case VIDIOC_S_FREQUENCY:{
- struct v4l2_frequency vf = *(struct v4l2_frequency *)arg;
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
- if (vf.tuner != 0)
- return -EINVAL;
+ if ((*std & V4L2_STD_ALL) == 0)
+ return -EINVAL;
- cx18_mute(cx);
- CX18_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf.frequency);
- cx18_call_i2c_clients(cx, cmd, &vf);
- cx18_unmute(cx);
- break;
+ if (*std == cx->std)
+ return 0;
+
+ if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ||
+ atomic_read(&cx->ana_capturing) > 0) {
+ /* Switching standard would turn off the radio or mess
+ with already running streams, prevent that by
+ returning EBUSY. */
+ return -EBUSY;
}
- case VIDIOC_ENUMSTD:{
- struct v4l2_standard *vs = arg;
- int idx = vs->index;
+ cx->std = *std;
+ cx->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
+ cx->params.is_50hz = cx->is_50hz = !cx->is_60hz;
+ cx->params.width = 720;
+ cx->params.height = cx->is_50hz ? 576 : 480;
+ cx->vbi.count = cx->is_50hz ? 18 : 12;
+ cx->vbi.start[0] = cx->is_50hz ? 6 : 10;
+ cx->vbi.start[1] = cx->is_50hz ? 318 : 273;
+ CX18_DEBUG_INFO("Switching standard to %llx.\n",
+ (unsigned long long) cx->std);
+
+ /* Tuner */
+ cx18_call_all(cx, tuner, s_std, cx->std);
+ return 0;
+}
- if (idx < 0 || idx >= ARRAY_SIZE(enum_stds))
- return -EINVAL;
+static int cx18_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ int ret;
- *vs = (enum_stds[idx].std & V4L2_STD_525_60) ?
- cx18_std_60hz : cx18_std_50hz;
- vs->index = idx;
- vs->id = enum_stds[idx].std;
- strlcpy(vs->name, enum_stds[idx].name, sizeof(vs->name));
- break;
- }
+ ret = v4l2_prio_check(&cx->prio, &id->prio);
+ if (ret)
+ return ret;
- case VIDIOC_G_STD:{
- *(v4l2_std_id *) arg = cx->std;
- break;
- }
+ if (vt->index != 0)
+ return -EINVAL;
- case VIDIOC_S_STD: {
- v4l2_std_id std = *(v4l2_std_id *) arg;
+ cx18_call_all(cx, tuner, s_tuner, vt);
+ return 0;
+}
- if ((std & V4L2_STD_ALL) == 0)
- return -EINVAL;
+static int cx18_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- if (std == cx->std)
- break;
+ if (vt->index != 0)
+ return -EINVAL;
- if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ||
- atomic_read(&cx->ana_capturing) > 0) {
- /* Switching standard would turn off the radio or mess
- with already running streams, prevent that by
- returning EBUSY. */
- return -EBUSY;
- }
+ cx18_call_all(cx, tuner, g_tuner, vt);
- cx->std = std;
- cx->is_60hz = (std & V4L2_STD_525_60) ? 1 : 0;
- cx->params.is_50hz = cx->is_50hz = !cx->is_60hz;
- cx->params.width = 720;
- cx->params.height = cx->is_50hz ? 576 : 480;
- cx->vbi.count = cx->is_50hz ? 18 : 12;
- cx->vbi.start[0] = cx->is_50hz ? 6 : 10;
- cx->vbi.start[1] = cx->is_50hz ? 318 : 273;
- cx->vbi.sliced_decoder_line_size = cx->is_60hz ? 272 : 284;
- CX18_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)cx->std);
-
- /* Tuner */
- cx18_call_i2c_clients(cx, VIDIOC_S_STD, &cx->std);
- break;
+ if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags)) {
+ strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name));
+ vt->type = V4L2_TUNER_RADIO;
+ } else {
+ strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name));
+ vt->type = V4L2_TUNER_ANALOG_TV;
}
- case VIDIOC_S_TUNER: { /* Setting tuner can only set audio mode */
- struct v4l2_tuner *vt = arg;
+ return 0;
+}
+
+static int cx18_g_sliced_vbi_cap(struct file *file, void *fh,
+ struct v4l2_sliced_vbi_cap *cap)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ int set = cx->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
+ int f, l;
- if (vt->index != 0)
- return -EINVAL;
+ if (cap->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE)
+ return -EINVAL;
- cx18_call_i2c_clients(cx, VIDIOC_S_TUNER, vt);
- break;
+ cap->service_set = 0;
+ for (f = 0; f < 2; f++) {
+ for (l = 0; l < 24; l++) {
+ if (valid_service_line(f, l, cx->is_50hz)) {
+ /*
+ * We can find all v4l2 supported vbi services
+ * for the standard, on a valid line for the std
+ */
+ cap->service_lines[f][l] = set;
+ cap->service_set |= set;
+ } else
+ cap->service_lines[f][l] = 0;
+ }
}
+ for (f = 0; f < 3; f++)
+ cap->reserved[f] = 0;
+ return 0;
+}
- case VIDIOC_G_TUNER: {
- struct v4l2_tuner *vt = arg;
-
- if (vt->index != 0)
- return -EINVAL;
+static int cx18_g_enc_index(struct file *file, void *fh,
+ struct v4l2_enc_idx *idx)
+{
+ return -EINVAL;
+}
- memset(vt, 0, sizeof(*vt));
- cx18_call_i2c_clients(cx, VIDIOC_G_TUNER, vt);
+static int cx18_encoder_cmd(struct file *file, void *fh,
+ struct v4l2_encoder_cmd *enc)
+{
+ struct cx18_open_id *id = fh;
+ struct cx18 *cx = id->cx;
+ u32 h;
+
+ switch (enc->cmd) {
+ case V4L2_ENC_CMD_START:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
+ enc->flags = 0;
+ return cx18_start_capture(id);
+
+ case V4L2_ENC_CMD_STOP:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
+ enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
+ cx18_stop_capture(id,
+ enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
+ break;
- if (test_bit(CX18_F_I_RADIO_USER, &cx->i_flags)) {
- strlcpy(vt->name, "cx18 Radio Tuner", sizeof(vt->name));
- vt->type = V4L2_TUNER_RADIO;
- } else {
- strlcpy(vt->name, "cx18 TV Tuner", sizeof(vt->name));
- vt->type = V4L2_TUNER_ANALOG_TV;
+ case V4L2_ENC_CMD_PAUSE:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
+ enc->flags = 0;
+ if (!atomic_read(&cx->ana_capturing))
+ return -EPERM;
+ if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags))
+ return 0;
+ h = cx18_find_handle(cx);
+ if (h == CX18_INVALID_TASK_HANDLE) {
+ CX18_ERR("Can't find valid task handle for "
+ "V4L2_ENC_CMD_PAUSE\n");
+ return -EBADFD;
}
+ cx18_mute(cx);
+ cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, h);
break;
- }
- case VIDIOC_G_SLICED_VBI_CAP: {
- struct v4l2_sliced_vbi_cap *cap = arg;
- int set = cx->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525;
- int f, l;
- enum v4l2_buf_type type = cap->type;
-
- memset(cap, 0, sizeof(*cap));
- cap->type = type;
- if (type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
- for (f = 0; f < 2; f++) {
- for (l = 0; l < 24; l++) {
- if (valid_service_line(f, l, cx->is_50hz))
- cap->service_lines[f][l] = set;
- }
- }
+ case V4L2_ENC_CMD_RESUME:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
+ enc->flags = 0;
+ if (!atomic_read(&cx->ana_capturing))
+ return -EPERM;
+ if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags))
return 0;
+ h = cx18_find_handle(cx);
+ if (h == CX18_INVALID_TASK_HANDLE) {
+ CX18_ERR("Can't find valid task handle for "
+ "V4L2_ENC_CMD_RESUME\n");
+ return -EBADFD;
}
+ cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, h);
+ cx18_unmute(cx);
+ break;
+
+ default:
+ CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
return -EINVAL;
}
+ return 0;
+}
- case VIDIOC_ENCODER_CMD:
- case VIDIOC_TRY_ENCODER_CMD: {
- struct v4l2_encoder_cmd *enc = arg;
- int try = cmd == VIDIOC_TRY_ENCODER_CMD;
-
- memset(&enc->raw, 0, sizeof(enc->raw));
- switch (enc->cmd) {
- case V4L2_ENC_CMD_START:
- enc->flags = 0;
- if (try)
- return 0;
- return cx18_start_capture(id);
-
- case V4L2_ENC_CMD_STOP:
- enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
- if (try)
- return 0;
- cx18_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END);
- return 0;
-
- case V4L2_ENC_CMD_PAUSE:
- enc->flags = 0;
- if (try)
- return 0;
- if (!atomic_read(&cx->ana_capturing))
- return -EPERM;
- if (test_and_set_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags))
- return 0;
- cx18_mute(cx);
- cx18_vapi(cx, CX18_CPU_CAPTURE_PAUSE, 1, cx18_find_handle(cx));
- break;
+static int cx18_try_encoder_cmd(struct file *file, void *fh,
+ struct v4l2_encoder_cmd *enc)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
- case V4L2_ENC_CMD_RESUME:
- enc->flags = 0;
- if (try)
- return 0;
- if (!atomic_read(&cx->ana_capturing))
- return -EPERM;
- if (!test_and_clear_bit(CX18_F_I_ENC_PAUSED, &cx->i_flags))
- return 0;
- cx18_vapi(cx, CX18_CPU_CAPTURE_RESUME, 1, cx18_find_handle(cx));
- cx18_unmute(cx);
- break;
- default:
- return -EINVAL;
- }
+ switch (enc->cmd) {
+ case V4L2_ENC_CMD_START:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_START\n");
+ enc->flags = 0;
break;
- }
- case VIDIOC_LOG_STATUS:
- {
- struct v4l2_input vidin;
- struct v4l2_audio audin;
- int i;
+ case V4L2_ENC_CMD_STOP:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n");
+ enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END;
+ break;
- CX18_INFO("================= START STATUS CARD #%d =================\n", cx->num);
- if (cx->hw_flags & CX18_HW_TVEEPROM) {
- struct tveeprom tv;
+ case V4L2_ENC_CMD_PAUSE:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n");
+ enc->flags = 0;
+ break;
- cx18_read_eeprom(cx, &tv);
- }
- cx18_call_i2c_clients(cx, VIDIOC_LOG_STATUS, NULL);
- cx18_get_input(cx, cx->active_input, &vidin);
- cx18_get_audio_input(cx, cx->audio_input, &audin);
- CX18_INFO("Video Input: %s\n", vidin.name);
- CX18_INFO("Audio Input: %s\n", audin.name);
- CX18_INFO("Tuner: %s\n",
- test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ?
- "Radio" : "TV");
- cx2341x_log_status(&cx->params, cx->name);
- CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags);
- for (i = 0; i < CX18_MAX_STREAMS; i++) {
- struct cx18_stream *s = &cx->streams[i];
-
- if (s->v4l2dev == NULL || s->buffers == 0)
- continue;
- CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n",
- s->name, s->s_flags,
- (s->buffers - s->q_free.buffers) * 100 / s->buffers,
- (s->buffers * s->buf_size) / 1024, s->buffers);
- }
- CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n",
- (long long)cx->mpg_data_received,
- (long long)cx->vbi_data_inserted);
- CX18_INFO("================== END STATUS CARD #%d ==================\n", cx->num);
+ case V4L2_ENC_CMD_RESUME:
+ CX18_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n");
+ enc->flags = 0;
break;
- }
default:
+ CX18_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd);
return -EINVAL;
}
return 0;
}
-static int cx18_v4l2_do_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, void *arg)
+static int cx18_log_status(struct file *file, void *fh)
{
- struct cx18_open_id *id = (struct cx18_open_id *)filp->private_data;
- struct cx18 *cx = id->cx;
- int ret;
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
+ struct v4l2_input vidin;
+ struct v4l2_audio audin;
+ int i;
- /* check priority */
- switch (cmd) {
- case VIDIOC_S_CTRL:
- case VIDIOC_S_STD:
- case VIDIOC_S_INPUT:
- case VIDIOC_S_TUNER:
- case VIDIOC_S_FREQUENCY:
- case VIDIOC_S_FMT:
- case VIDIOC_S_CROP:
- case VIDIOC_S_EXT_CTRLS:
- ret = v4l2_prio_check(&cx->prio, &id->prio);
- if (ret)
- return ret;
+ CX18_INFO("================= START STATUS CARD #%d "
+ "=================\n", cx->instance);
+ CX18_INFO("Version: %s Card: %s\n", CX18_VERSION, cx->card_name);
+ if (cx->hw_flags & CX18_HW_TVEEPROM) {
+ struct tveeprom tv;
+
+ cx18_read_eeprom(cx, &tv);
}
+ cx18_call_all(cx, core, log_status);
+ cx18_get_input(cx, cx->active_input, &vidin);
+ cx18_get_audio_input(cx, cx->audio_input, &audin);
+ CX18_INFO("Video Input: %s\n", vidin.name);
+ CX18_INFO("Audio Input: %s\n", audin.name);
+ mutex_lock(&cx->gpio_lock);
+ CX18_INFO("GPIO: direction 0x%08x, value 0x%08x\n",
+ cx->gpio_dir, cx->gpio_val);
+ mutex_unlock(&cx->gpio_lock);
+ CX18_INFO("Tuner: %s\n",
+ test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV");
+ cx2341x_log_status(&cx->params, cx->v4l2_dev.name);
+ CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags);
+ for (i = 0; i < CX18_MAX_STREAMS; i++) {
+ struct cx18_stream *s = &cx->streams[i];
+
+ if (s->video_dev == NULL || s->buffers == 0)
+ continue;
+ CX18_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n",
+ s->name, s->s_flags,
+ atomic_read(&s->q_full.buffers) * 100 / s->buffers,
+ (s->buffers * s->buf_size) / 1024, s->buffers);
+ }
+ CX18_INFO("Read MPEG/VBI: %lld/%lld bytes\n",
+ (long long)cx->mpg_data_received,
+ (long long)cx->vbi_data_inserted);
+ CX18_INFO("================== END STATUS CARD #%d "
+ "==================\n", cx->instance);
+ return 0;
+}
+
+static long cx18_default(struct file *file, void *fh, int cmd, void *arg)
+{
+ struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
switch (cmd) {
- case VIDIOC_DBG_G_REGISTER:
- case VIDIOC_DBG_S_REGISTER:
- case VIDIOC_G_CHIP_IDENT:
- case VIDIOC_INT_S_AUDIO_ROUTING:
- case VIDIOC_INT_RESET:
- if (cx18_debug & CX18_DBGFLG_IOCTL) {
- printk(KERN_INFO "cx18%d ioctl: ", cx->num);
- v4l_printk_ioctl(cmd);
- }
- return cx18_debug_ioctls(filp, cmd, arg);
-
- case VIDIOC_G_PRIORITY:
- case VIDIOC_S_PRIORITY:
- case VIDIOC_QUERYCAP:
- case VIDIOC_ENUMINPUT:
- case VIDIOC_G_INPUT:
- case VIDIOC_S_INPUT:
- case VIDIOC_G_FMT:
- case VIDIOC_S_FMT:
- case VIDIOC_TRY_FMT:
- case VIDIOC_ENUM_FMT:
- case VIDIOC_CROPCAP:
- case VIDIOC_G_CROP:
- case VIDIOC_S_CROP:
- case VIDIOC_G_FREQUENCY:
- case VIDIOC_S_FREQUENCY:
- case VIDIOC_ENUMSTD:
- case VIDIOC_G_STD:
- case VIDIOC_S_STD:
- case VIDIOC_S_TUNER:
- case VIDIOC_G_TUNER:
- case VIDIOC_ENUMAUDIO:
- case VIDIOC_S_AUDIO:
- case VIDIOC_G_AUDIO:
- case VIDIOC_G_SLICED_VBI_CAP:
- case VIDIOC_LOG_STATUS:
- case VIDIOC_G_ENC_INDEX:
- case VIDIOC_ENCODER_CMD:
- case VIDIOC_TRY_ENCODER_CMD:
- if (cx18_debug & CX18_DBGFLG_IOCTL) {
- printk(KERN_INFO "cx18%d ioctl: ", cx->num);
- v4l_printk_ioctl(cmd);
- }
- return cx18_v4l2_ioctls(cx, filp, cmd, arg);
-
- case VIDIOC_QUERYMENU:
- case VIDIOC_QUERYCTRL:
- case VIDIOC_S_CTRL:
- case VIDIOC_G_CTRL:
- case VIDIOC_S_EXT_CTRLS:
- case VIDIOC_G_EXT_CTRLS:
- case VIDIOC_TRY_EXT_CTRLS:
- if (cx18_debug & CX18_DBGFLG_IOCTL) {
- printk(KERN_INFO "cx18%d ioctl: ", cx->num);
- v4l_printk_ioctl(cmd);
- }
- return cx18_control_ioctls(cx, cmd, arg);
+ case VIDIOC_INT_S_AUDIO_ROUTING: {
+ struct v4l2_routing *route = arg;
+
+ CX18_DEBUG_IOCTL("VIDIOC_INT_S_AUDIO_ROUTING(%d, %d)\n",
+ route->input, route->output);
+ cx18_call_hw(cx, cx->card->hw_audio_ctrl, audio, s_routing,
+ route);
+ break;
+ }
+
+ case VIDIOC_INT_RESET: {
+ u32 val = *(u32 *)arg;
+
+ if ((val == 0) || (val & 0x01))
+ cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL, core, reset,
+ (u32) CX18_GPIO_RESET_Z8F0811);
+ break;
+ }
- case 0x00005401: /* Handle isatty() calls */
- return -EINVAL;
default:
- return v4l_compat_translate_ioctl(inode, filp, cmd, arg,
- cx18_v4l2_do_ioctl);
+ return -EINVAL;
}
return 0;
}
-int cx18_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
+long cx18_v4l2_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg)
{
+ struct video_device *vfd = video_devdata(filp);
struct cx18_open_id *id = (struct cx18_open_id *)filp->private_data;
struct cx18 *cx = id->cx;
- int res;
+ long res;
mutex_lock(&cx->serialize_lock);
- res = video_usercopy(inode, filp, cmd, arg, cx18_v4l2_do_ioctl);
+
+ /* FIXME - consolidate v4l2_prio_check()'s here */
+
+ if (cx18_debug & CX18_DBGFLG_IOCTL)
+ vfd->debug = V4L2_DEBUG_IOCTL | V4L2_DEBUG_IOCTL_ARG;
+ res = video_ioctl2(filp, cmd, arg);
+ vfd->debug = 0;
mutex_unlock(&cx->serialize_lock);
return res;
}
+
+static const struct v4l2_ioctl_ops cx18_ioctl_ops = {
+ .vidioc_querycap = cx18_querycap,
+ .vidioc_g_priority = cx18_g_priority,
+ .vidioc_s_priority = cx18_s_priority,
+ .vidioc_s_audio = cx18_s_audio,
+ .vidioc_g_audio = cx18_g_audio,
+ .vidioc_enumaudio = cx18_enumaudio,
+ .vidioc_enum_input = cx18_enum_input,
+ .vidioc_cropcap = cx18_cropcap,
+ .vidioc_s_crop = cx18_s_crop,
+ .vidioc_g_crop = cx18_g_crop,
+ .vidioc_g_input = cx18_g_input,
+ .vidioc_s_input = cx18_s_input,
+ .vidioc_g_frequency = cx18_g_frequency,
+ .vidioc_s_frequency = cx18_s_frequency,
+ .vidioc_s_tuner = cx18_s_tuner,
+ .vidioc_g_tuner = cx18_g_tuner,
+ .vidioc_g_enc_index = cx18_g_enc_index,
+ .vidioc_g_std = cx18_g_std,
+ .vidioc_s_std = cx18_s_std,
+ .vidioc_log_status = cx18_log_status,
+ .vidioc_enum_fmt_vid_cap = cx18_enum_fmt_vid_cap,
+ .vidioc_encoder_cmd = cx18_encoder_cmd,
+ .vidioc_try_encoder_cmd = cx18_try_encoder_cmd,
+ .vidioc_g_fmt_vid_cap = cx18_g_fmt_vid_cap,
+ .vidioc_g_fmt_vbi_cap = cx18_g_fmt_vbi_cap,
+ .vidioc_g_fmt_sliced_vbi_cap = cx18_g_fmt_sliced_vbi_cap,
+ .vidioc_s_fmt_vid_cap = cx18_s_fmt_vid_cap,
+ .vidioc_s_fmt_vbi_cap = cx18_s_fmt_vbi_cap,
+ .vidioc_s_fmt_sliced_vbi_cap = cx18_s_fmt_sliced_vbi_cap,
+ .vidioc_try_fmt_vid_cap = cx18_try_fmt_vid_cap,
+ .vidioc_try_fmt_vbi_cap = cx18_try_fmt_vbi_cap,
+ .vidioc_try_fmt_sliced_vbi_cap = cx18_try_fmt_sliced_vbi_cap,
+ .vidioc_g_sliced_vbi_cap = cx18_g_sliced_vbi_cap,
+ .vidioc_g_chip_ident = cx18_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .vidioc_g_register = cx18_g_register,
+ .vidioc_s_register = cx18_s_register,
+#endif
+ .vidioc_default = cx18_default,
+ .vidioc_queryctrl = cx18_queryctrl,
+ .vidioc_querymenu = cx18_querymenu,
+ .vidioc_g_ext_ctrls = cx18_g_ext_ctrls,
+ .vidioc_s_ext_ctrls = cx18_s_ext_ctrls,
+ .vidioc_try_ext_ctrls = cx18_try_ext_ctrls,
+};
+
+void cx18_set_funcs(struct video_device *vdev)
+{
+ vdev->ioctl_ops = &cx18_ioctl_ops;
+}