diff options
author | Paul Mundt <lethal@linux-sh.org> | 2010-08-16 13:32:24 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-08-16 13:32:24 +0900 |
commit | bbcf6e8b66ab2fb5ddab4d0fe40c2e6a5ebe5301 (patch) | |
tree | 071fa9f86dc04a16570be367d04cff3b00c694ad /drivers/staging/easycap/easycap_ioctl.c | |
parent | sh: Use __GFP_ZERO for dma_generic_alloc_coherent(). (diff) | |
parent | Linux 2.6.36-rc1 (diff) | |
download | linux-dev-bbcf6e8b66ab2fb5ddab4d0fe40c2e6a5ebe5301.tar.xz linux-dev-bbcf6e8b66ab2fb5ddab4d0fe40c2e6a5ebe5301.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
arch/sh/include/asm/Kbuild
drivers/Makefile
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/staging/easycap/easycap_ioctl.c')
-rw-r--r-- | drivers/staging/easycap/easycap_ioctl.c | 2695 |
1 files changed, 2695 insertions, 0 deletions
diff --git a/drivers/staging/easycap/easycap_ioctl.c b/drivers/staging/easycap/easycap_ioctl.c new file mode 100644 index 000000000000..9a42ae02cd5d --- /dev/null +++ b/drivers/staging/easycap/easycap_ioctl.c @@ -0,0 +1,2695 @@ +/****************************************************************************** +* * +* easycap_ioctl.c * +* * +******************************************************************************/ +/* + * + * Copyright (C) 2010 R.M. Thomas <rmthomas@sciolus.org> + * + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * The software is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * +*/ +/*****************************************************************************/ + +#include <linux/smp_lock.h> +#include "easycap.h" +#include "easycap_debug.h" +#include "easycap_standard.h" +#include "easycap_ioctl.h" + +/*--------------------------------------------------------------------------*/ +/* + * UNLESS THERE IS A PREMATURE ERROR RETURN THIS ROUTINE UPDATES THE + * FOLLOWING: + * peasycap->standard_offset + * peasycap->fps + * peasycap->usec + * peasycap->tolerate + */ +/*---------------------------------------------------------------------------*/ +int adjust_standard(struct easycap *peasycap, v4l2_std_id std_id) +{ +struct easycap_standard const *peasycap_standard; +__u16 reg, set; +int ir, rc, need; +unsigned int itwas, isnow; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +peasycap_standard = &easycap_standard[0]; +while (0xFFFF != peasycap_standard->mask) { + if (std_id & peasycap_standard->v4l2_standard.id) + break; + peasycap_standard++; +} +if (0xFFFF == peasycap_standard->mask) { + SAY("ERROR: 0x%08X=std_id: standard not found\n", \ + (unsigned int)std_id); + return -EINVAL; +} +SAY("user requests standard: %s\n", \ + &(peasycap_standard->v4l2_standard.name[0])); +if (peasycap->standard_offset == \ + (int)(peasycap_standard - &easycap_standard[0])) { + SAY("requested standard already in effect\n"); + return 0; +} +peasycap->standard_offset = (int)(peasycap_standard - &easycap_standard[0]); +peasycap->fps = peasycap_standard->v4l2_standard.frameperiod.denominator / \ + peasycap_standard->v4l2_standard.frameperiod.numerator; +if (!peasycap->fps) { + SAY("MISTAKE: frames-per-second is zero\n"); + return -EFAULT; +} +JOT(8, "%i frames-per-second\n", peasycap->fps); +peasycap->usec = 1000000 / (2 * peasycap->fps); +peasycap->tolerate = 1000 * (25 / peasycap->fps); + +kill_video_urbs(peasycap); + +/*--------------------------------------------------------------------------*/ +/* + * SAA7113H DATASHEET PAGE 44, TABLE 42 + */ +/*--------------------------------------------------------------------------*/ +need = 0; itwas = 0; reg = 0x00; set = 0x00; +switch (peasycap_standard->mask & 0x000F) { +case NTSC_M_JP: { + reg = 0x0A; set = 0x95; + ir = read_saa(peasycap->pusb_device, reg); + if (0 > ir) + SAY("ERROR: cannot read SAA register 0x%02X\n", reg); + else + itwas = (unsigned int)ir; + + + set2to78(peasycap->pusb_device); + + + rc = write_saa(peasycap->pusb_device, reg, set); + if (0 != rc) + SAY("ERROR: failed to set SAA register " \ + "0x%02X to 0x%02X for JP standard\n", reg, set); + else { + isnow = (unsigned int)read_saa(peasycap->pusb_device, reg); + if (0 > ir) + JOT(8, "SAA register 0x%02X changed " \ + "to 0x%02X\n", reg, isnow); + else + JOT(8, "SAA register 0x%02X changed " \ + "from 0x%02X to 0x%02X\n", reg, itwas, isnow); + + set2to78(peasycap->pusb_device); + + } + + reg = 0x0B; set = 0x48; + ir = read_saa(peasycap->pusb_device, reg); + if (0 > ir) + SAY("ERROR: cannot read SAA register 0x%02X\n", reg); + else + itwas = (unsigned int)ir; + + set2to78(peasycap->pusb_device); + + rc = write_saa(peasycap->pusb_device, reg, set); + if (0 != rc) + SAY("ERROR: failed to set SAA register 0x%02X to 0x%02X " \ + "for JP standard\n", reg, set); + else { + isnow = (unsigned int)read_saa(peasycap->pusb_device, reg); + if (0 > ir) + JOT(8, "SAA register 0x%02X changed " \ + "to 0x%02X\n", reg, isnow); + else + JOT(8, "SAA register 0x%02X changed " \ + "from 0x%02X to 0x%02X\n", reg, itwas, isnow); + + set2to78(peasycap->pusb_device); + + } +/*--------------------------------------------------------------------------*/ +/* + * NOTE: NO break HERE: RUN ON TO NEXT CASE + */ +/*--------------------------------------------------------------------------*/ +} +case NTSC_M: +case PAL_BGHIN: { + reg = 0x0E; set = 0x01; need = 1; break; +} +case NTSC_N_443: +case PAL_60: { + reg = 0x0E; set = 0x11; need = 1; break; +} +case NTSC_443: +case PAL_Nc: { + reg = 0x0E; set = 0x21; need = 1; break; +} +case NTSC_N: +case PAL_M: { + reg = 0x0E; set = 0x31; need = 1; break; +} +case SECAM: { + reg = 0x0E; set = 0x51; need = 1; break; +} +default: + break; +} +/*--------------------------------------------------------------------------*/ +if (need) { + ir = read_saa(peasycap->pusb_device, reg); + if (0 > ir) + SAY("ERROR: failed to read SAA register 0x%02X\n", reg); + else + itwas = (unsigned int)ir; + + set2to78(peasycap->pusb_device); + + rc = write_saa(peasycap->pusb_device, reg, set); + if (0 != write_saa(peasycap->pusb_device, reg, set)) { + SAY("ERROR: failed to set SAA register " \ + "0x%02X to 0x%02X for table 42\n", reg, set); + } else { + isnow = (unsigned int)read_saa(peasycap->pusb_device, reg); + if (0 > ir) + JOT(8, "SAA register 0x%02X changed " \ + "to 0x%02X\n", reg, isnow); + else + JOT(8, "SAA register 0x%02X changed " \ + "from 0x%02X to 0x%02X\n", reg, itwas, isnow); + } +} +/*--------------------------------------------------------------------------*/ +/* + * SAA7113H DATASHEET PAGE 41 + */ +/*--------------------------------------------------------------------------*/ +reg = 0x08; +ir = read_saa(peasycap->pusb_device, reg); +if (0 > ir) + SAY("ERROR: failed to read SAA register 0x%02X " \ + "so cannot reset\n", reg); +else { + itwas = (unsigned int)ir; + if (peasycap_standard->mask & 0x0001) + set = itwas | 0x40 ; + else + set = itwas & ~0x40 ; + +set2to78(peasycap->pusb_device); + +rc = write_saa(peasycap->pusb_device, reg, set); +if (0 != rc) + SAY("ERROR: failed to set SAA register 0x%02X to 0x%02X\n", reg, set); +else { + isnow = (unsigned int)read_saa(peasycap->pusb_device, reg); + if (0 > ir) + JOT(8, "SAA register 0x%02X changed to 0x%02X\n", reg, isnow); + else + JOT(8, "SAA register 0x%02X changed " \ + "from 0x%02X to 0x%02X\n", reg, itwas, isnow); + } +} +/*--------------------------------------------------------------------------*/ +/* + * SAA7113H DATASHEET PAGE 51, TABLE 57 + */ +/*---------------------------------------------------------------------------*/ +reg = 0x40; +ir = read_saa(peasycap->pusb_device, reg); +if (0 > ir) + SAY("ERROR: failed to read SAA register 0x%02X " \ + "so cannot reset\n", reg); +else { + itwas = (unsigned int)ir; + if (peasycap_standard->mask & 0x0001) + set = itwas | 0x80 ; + else + set = itwas & ~0x80 ; + +set2to78(peasycap->pusb_device); + +rc = write_saa(peasycap->pusb_device, reg, set); +if (0 != rc) + SAY("ERROR: failed to set SAA register 0x%02X to 0x%02X\n", reg, set); +else { + isnow = (unsigned int)read_saa(peasycap->pusb_device, reg); + if (0 > ir) + JOT(8, "SAA register 0x%02X changed to 0x%02X\n", reg, isnow); + else + JOT(8, "SAA register 0x%02X changed " \ + "from 0x%02X to 0x%02X\n", reg, itwas, isnow); + } +} +/*--------------------------------------------------------------------------*/ +/* + * SAA7113H DATASHEET PAGE 53, TABLE 66 + */ +/*--------------------------------------------------------------------------*/ +reg = 0x5A; +ir = read_saa(peasycap->pusb_device, reg); +if (0 > ir) + SAY("ERROR: failed to read SAA register 0x%02X but continuing\n", reg); + itwas = (unsigned int)ir; + if (peasycap_standard->mask & 0x0001) + set = 0x0A ; + else + set = 0x07 ; + + set2to78(peasycap->pusb_device); + + if (0 != write_saa(peasycap->pusb_device, reg, set)) + SAY("ERROR: failed to set SAA register 0x%02X to 0x%02X\n", \ + reg, set); + else { + isnow = (unsigned int)read_saa(peasycap->pusb_device, reg); + if (0 > ir) + JOT(8, "SAA register 0x%02X changed " + "to 0x%02X\n", reg, isnow); + else + JOT(8, "SAA register 0x%02X changed " + "from 0x%02X to 0x%02X\n", reg, itwas, isnow); + } + if (0 != check_saa(peasycap->pusb_device)) + SAY("ERROR: check_saa() failed\n"); +return 0; +} +/*****************************************************************************/ +/*--------------------------------------------------------------------------*/ +/* + * THE ALGORITHM FOR RESPONDING TO THE VIDIO_S_FMT IOCTL DEPENDS ON THE + * CURRENT VALUE OF peasycap->standard_offset. + * PROVIDED THE ARGUMENT try IS false AND THERE IS NO PREMATURE ERROR RETURN + * THIS ROUTINE UPDATES THE FOLLOWING: + * peasycap->format_offset + * peasycap->pixelformat + * peasycap->field + * peasycap->height + * peasycap->width + * peasycap->bytesperpixel + * peasycap->byteswaporder + * peasycap->decimatepixel + * peasycap->frame_buffer_used + * peasycap->videofieldamount + * peasycap->offerfields + * + * IF SUCCESSFUL THE FUNCTION RETURNS THE OFFSET IN easycap_format[] + * IDENTIFYING THE FORMAT WHICH IS TO RETURNED TO THE USER. + * ERRORS RETURN A NEGATIVE NUMBER. + */ +/*--------------------------------------------------------------------------*/ +int adjust_format(struct easycap *peasycap, \ + __u32 width, __u32 height, __u32 pixelformat, int field, bool try) +{ +struct easycap_format *peasycap_format, *peasycap_best_format; +__u16 mask; +struct usb_device *p; +int miss, multiplier, best; +char bf[5], *pc; +__u32 uc; + +if ((struct easycap *)NULL == peasycap) { + SAY("ERROR: peasycap is NULL\n"); + return -EFAULT; +} +p = peasycap->pusb_device; +if ((struct usb_device *)NULL == p) { + SAY("ERROR: peaycap->pusb_device is NULL\n"); + return -EFAULT; +} +pc = &bf[0]; +uc = pixelformat; memcpy((void *)pc, (void *)(&uc), 4); bf[4] = 0; +mask = easycap_standard[peasycap->standard_offset].mask; +SAY("sought: %ix%i,%s(0x%08X),%i=field,0x%02X=std mask\n", \ + width, height, pc, pixelformat, field, mask); +if (V4L2_FIELD_ANY == field) { + field = V4L2_FIELD_INTERLACED; + SAY("prefer: V4L2_FIELD_INTERLACED=field, was V4L2_FIELD_ANY\n"); +} +peasycap_best_format = (struct easycap_format *)NULL; +peasycap_format = &easycap_format[0]; +while (0 != peasycap_format->v4l2_format.fmt.pix.width) { + JOT(16, ".> %i %i 0x%08X %ix%i\n", \ + peasycap_format->mask & 0x01, + peasycap_format->v4l2_format.fmt.pix.field, + peasycap_format->v4l2_format.fmt.pix.pixelformat, + peasycap_format->v4l2_format.fmt.pix.width, + peasycap_format->v4l2_format.fmt.pix.height); + + if (((peasycap_format->mask & 0x0F) == (mask & 0x0F)) && \ + (peasycap_format->v4l2_format.fmt.pix.field == field) && \ + (peasycap_format->v4l2_format.fmt.pix.pixelformat == \ + pixelformat) && \ + (peasycap_format->v4l2_format.fmt.pix.width == width) && \ + (peasycap_format->v4l2_format.fmt.pix.height == height)) { + peasycap_best_format = peasycap_format; + break; + } + peasycap_format++; +} +if (0 == peasycap_format->v4l2_format.fmt.pix.width) { + SAY("cannot do: %ix%i with standard mask 0x%02X\n", \ + width, height, mask); + peasycap_format = &easycap_format[0]; best = -1; + while (0 != peasycap_format->v4l2_format.fmt.pix.width) { + if (((peasycap_format->mask & 0x0F) == (mask & 0x0F)) && \ + (peasycap_format->v4l2_format.fmt.pix\ + .field == field) && \ + (peasycap_format->v4l2_format.fmt.pix\ + .pixelformat == pixelformat)) { + miss = abs(peasycap_format->\ + v4l2_format.fmt.pix.width - width); + if ((best > miss) || (best < 0)) { + best = miss; + peasycap_best_format = peasycap_format; + if (!miss) + break; + } + } + peasycap_format++; + } + if (-1 == best) { + SAY("cannot do %ix... with standard mask 0x%02X\n", \ + width, mask); + SAY("cannot do ...x%i with standard mask 0x%02X\n", \ + height, mask); + SAY(" %ix%i unmatched\n", width, height); + return peasycap->format_offset; + } +} +if ((struct easycap_format *)NULL == peasycap_best_format) { + SAY("MISTAKE: peasycap_best_format is NULL"); + return -EINVAL; +} +peasycap_format = peasycap_best_format; + +/*...........................................................................*/ +if (true == try) + return (int)(peasycap_best_format - &easycap_format[0]); +/*...........................................................................*/ + +if (false != try) { + SAY("MISTAKE: true==try where is should be false\n"); + return -EINVAL; +} +SAY("actioning: %ix%i %s\n", \ + peasycap_format->v4l2_format.fmt.pix.width, \ + peasycap_format->v4l2_format.fmt.pix.height, + &peasycap_format->name[0]); +peasycap->height = peasycap_format->v4l2_format.fmt.pix.height; +peasycap->width = peasycap_format->v4l2_format.fmt.pix.width; +peasycap->pixelformat = peasycap_format->v4l2_format.fmt.pix.pixelformat; +peasycap->field = peasycap_format->v4l2_format.fmt.pix.field; +peasycap->format_offset = (int)(peasycap_format - &easycap_format[0]); +peasycap->bytesperpixel = (0x00F0 & peasycap_format->mask) >> 4 ; +if (0x0100 & peasycap_format->mask) + peasycap->byteswaporder = true; +else + peasycap->byteswaporder = false; +if (0x0800 & peasycap_format->mask) + peasycap->decimatepixel = true; +else + peasycap->decimatepixel = false; +if (0x1000 & peasycap_format->mask) + peasycap->offerfields = true; +else + peasycap->offerfields = false; +if (true == peasycap->decimatepixel) + multiplier = 2; +else + multiplier = 1; +peasycap->videofieldamount = multiplier * peasycap->width * \ + multiplier * peasycap->height; +peasycap->frame_buffer_used = peasycap->bytesperpixel * \ + peasycap->width * peasycap->height; + +if (true == peasycap->offerfields) { + SAY("WARNING: %i=peasycap->field is untested: " \ + "please report problems\n", peasycap->field); + + +/* + * FIXME ---- THIS IS UNTESTED, MAY BE (AND PROBABLY IS) INCORRECT: + * + * peasycap->frame_buffer_used = peasycap->frame_buffer_used / 2; + * + * SO DO NOT RISK IT YET. + * + */ + + + +} + +kill_video_urbs(peasycap); + +/*---------------------------------------------------------------------------*/ +/* + * PAL + */ +/*---------------------------------------------------------------------------*/ +if (0 == (0x01 & peasycap_format->mask)) { + if (((720 == peasycap_format->v4l2_format.fmt.pix.width) && \ + (576 == \ + peasycap_format->v4l2_format.fmt.pix.height)) || \ + ((360 == \ + peasycap_format->v4l2_format.fmt.pix.width) && \ + (288 == \ + peasycap_format->v4l2_format.fmt.pix.height))) { + if (0 != set_resolution(p, 0x0000, 0x0001, 0x05A0, 0x0121)) { + SAY("ERROR: set_resolution() failed\n"); + return -EINVAL; + } + } else if ((704 == peasycap_format->v4l2_format.fmt.pix.width) && \ + (576 == peasycap_format->v4l2_format.fmt.pix.height)) { + if (0 != set_resolution(p, 0x0004, 0x0001, 0x0584, 0x0121)) { + SAY("ERROR: set_resolution() failed\n"); + return -EINVAL; + } + } else if (((640 == peasycap_format->v4l2_format.fmt.pix.width) && \ + (480 == \ + peasycap_format->v4l2_format.fmt.pix.height)) || \ + ((320 == \ + peasycap_format->v4l2_format.fmt.pix.width) && \ + (240 == \ + peasycap_format->v4l2_format.fmt.pix.height))) { + if (0 != set_resolution(p, 0x0014, 0x0020, 0x0514, 0x0110)) { + SAY("ERROR: set_resolution() failed\n"); + return -EINVAL; + } + } else { + SAY("MISTAKE: bad format, cannot set resolution\n"); + return -EINVAL; + } +/*---------------------------------------------------------------------------*/ +/* + * NTSC + */ +/*---------------------------------------------------------------------------*/ +} else { + if (((720 == peasycap_format->v4l2_format.fmt.pix.width) && \ + (480 == \ + peasycap_format->v4l2_format.fmt.pix.height)) || \ + ((360 == \ + peasycap_format->v4l2_format.fmt.pix.width) && \ + (240 == \ + peasycap_format->v4l2_format.fmt.pix.height))) { + if (0 != set_resolution(p, 0x0000, 0x0003, 0x05A0, 0x00F3)) { + SAY("ERROR: set_resolution() failed\n"); + return -EINVAL; + } + } else if (((640 == peasycap_format->v4l2_format.fmt.pix.width) && \ + (480 == \ + peasycap_format->v4l2_format.fmt.pix.height)) || \ + ((320 == \ + peasycap_format->v4l2_format.fmt.pix.width) && \ + (240 == \ + peasycap_format->v4l2_format.fmt.pix.height))) { + if (0 != set_resolution(p, 0x0014, 0x0003, 0x0514, 0x00F3)) { + SAY("ERROR: set_resolution() failed\n"); + return -EINVAL; + } + } else { + SAY("MISTAKE: bad format, cannot set resolution\n"); + return -EINVAL; + } +} +/*---------------------------------------------------------------------------*/ + +check_stk(peasycap->pusb_device); + +return (int)(peasycap_best_format - &easycap_format[0]); +} +/*****************************************************************************/ +int adjust_brightness(struct easycap *peasycap, int value) +{ +unsigned int mood; +int i1; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +i1 = 0; +while (0xFFFFFFFF != easycap_control[i1].id) { + if (V4L2_CID_BRIGHTNESS == easycap_control[i1].id) { + if ((easycap_control[i1].minimum > value) || \ + (easycap_control[i1].maximum < value)) + value = easycap_control[i1].default_value; + peasycap->brightness = value; + mood = 0x00FF & (unsigned int)peasycap->brightness; + + set2to78(peasycap->pusb_device); + + if (!write_saa(peasycap->pusb_device, 0x0A, mood)) { + SAY("adjusting brightness to 0x%02X\n", mood); + return 0; + } else { + SAY("WARNING: failed to adjust brightness " \ + "to 0x%02X\n", mood); + return -ENOENT; + } + + set2to78(peasycap->pusb_device); + + break; + } + i1++; +} +SAY("WARNING: failed to adjust brightness: control not found\n"); +return -ENOENT; +} +/*****************************************************************************/ +int adjust_contrast(struct easycap *peasycap, int value) +{ +unsigned int mood; +int i1; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +i1 = 0; +while (0xFFFFFFFF != easycap_control[i1].id) { + if (V4L2_CID_CONTRAST == easycap_control[i1].id) { + if ((easycap_control[i1].minimum > value) || \ + (easycap_control[i1].maximum < value)) + value = easycap_control[i1].default_value; + peasycap->contrast = value; + mood = 0x00FF & (unsigned int) (peasycap->contrast - 128); + + set2to78(peasycap->pusb_device); + + if (!write_saa(peasycap->pusb_device, 0x0B, mood)) { + SAY("adjusting contrast to 0x%02X\n", mood); + return 0; + } else { + SAY("WARNING: failed to adjust contrast to " \ + "0x%02X\n", mood); + return -ENOENT; + } + + set2to78(peasycap->pusb_device); + + break; + } + i1++; +} +SAY("WARNING: failed to adjust contrast: control not found\n"); +return -ENOENT; +} +/*****************************************************************************/ +int adjust_saturation(struct easycap *peasycap, int value) +{ +unsigned int mood; +int i1; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +i1 = 0; +while (0xFFFFFFFF != easycap_control[i1].id) { + if (V4L2_CID_SATURATION == easycap_control[i1].id) { + if ((easycap_control[i1].minimum > value) || \ + (easycap_control[i1].maximum < value)) + value = easycap_control[i1].default_value; + peasycap->saturation = value; + mood = 0x00FF & (unsigned int) (peasycap->saturation - 128); + + set2to78(peasycap->pusb_device); + + if (!write_saa(peasycap->pusb_device, 0x0C, mood)) { + SAY("adjusting saturation to 0x%02X\n", mood); + return 0; + } else { + SAY("WARNING: failed to adjust saturation to " \ + "0x%02X\n", mood); + return -ENOENT; + } + break; + + set2to78(peasycap->pusb_device); + + } + i1++; +} +SAY("WARNING: failed to adjust saturation: control not found\n"); +return -ENOENT; +} +/*****************************************************************************/ +int adjust_hue(struct easycap *peasycap, int value) +{ +unsigned int mood; +int i1, i2; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +i1 = 0; +while (0xFFFFFFFF != easycap_control[i1].id) { + if (V4L2_CID_HUE == easycap_control[i1].id) { + if ((easycap_control[i1].minimum > value) || \ + (easycap_control[i1].maximum < value)) + value = easycap_control[i1].default_value; + peasycap->hue = value; + i2 = peasycap->hue - 128; + mood = 0x00FF & ((int) i2); + + set2to78(peasycap->pusb_device); + + if (!write_saa(peasycap->pusb_device, 0x0D, mood)) { + SAY("adjusting hue to 0x%02X\n", mood); + return 0; + } else { + SAY("WARNING: failed to adjust hue to 0x%02X\n", mood); + return -ENOENT; + } + + set2to78(peasycap->pusb_device); + + break; + } + i1++; +} +SAY("WARNING: failed to adjust hue: control not found\n"); +return -ENOENT; +} +/*****************************************************************************/ +int adjust_volume(struct easycap *peasycap, int value) +{ +__s8 mood; +int i1; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +i1 = 0; +while (0xFFFFFFFF != easycap_control[i1].id) { + if (V4L2_CID_AUDIO_VOLUME == easycap_control[i1].id) { + if ((easycap_control[i1].minimum > value) || \ + (easycap_control[i1].maximum < value)) + value = easycap_control[i1].default_value; + peasycap->volume = value; + mood = (16 > peasycap->volume) ? 16 : \ + ((31 < peasycap->volume) ? 31 : \ + (__s8) peasycap->volume); + if (!audio_gainset(peasycap->pusb_device, mood)) { + SAY("adjusting volume to 0x%01X\n", mood); + return 0; + } else { + SAY("WARNING: failed to adjust volume to " \ + "0x%1X\n", mood); + return -ENOENT; + } + break; + } +i1++; +} +SAY("WARNING: failed to adjust volume: control not found\n"); +return -ENOENT; +} +/*****************************************************************************/ +/*---------------------------------------------------------------------------*/ +/* + * AN ALTERNATIVE METHOD OF MUTING MIGHT SEEM TO BE: + * usb_set_interface(peasycap->pusb_device, \ + * peasycap->audio_interface, \ + * peasycap->audio_altsetting_off); + * HOWEVER, AFTER THIS COMMAND IS ISSUED ALL SUBSEQUENT URBS RECEIVE STATUS + * -ESHUTDOWN. THE HANDLER ROUTINE easysnd_complete() DECLINES TO RESUBMIT + * THE URB AND THE PIPELINE COLLAPSES IRRETRIEVABLY. BEWARE. + */ +/*---------------------------------------------------------------------------*/ +int adjust_mute(struct easycap *peasycap, int value) +{ +int i1; + +if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +i1 = 0; +while (0xFFFFFFFF != easycap_control[i1].id) { + if (V4L2_CID_AUDIO_MUTE == easycap_control[i1].id) { + peasycap->mute = value; + switch (peasycap->mute) { + case 1: { + peasycap->audio_idle = 1; + peasycap->timeval0.tv_sec = 0; + SAY("adjusting mute: %i=peasycap->audio_idle\n", \ + peasycap->audio_idle); + return 0; + } + default: { + peasycap->audio_idle = 0; + SAY("adjusting mute: %i=peasycap->audio_idle\n", \ + peasycap->audio_idle); + return 0; + } + } + break; + } + i1++; +} +SAY("WARNING: failed to adjust mute: control not found\n"); +return -ENOENT; +} + +/*--------------------------------------------------------------------------*/ +static int easycap_ioctl_bkl(struct inode *inode, struct file *file, + unsigned int cmd, unsigned long arg) +{ +static struct easycap *peasycap; +static struct usb_device *p; +static __u32 isequence; + +peasycap = file->private_data; +if (NULL == peasycap) { + SAY("ERROR: peasycap is NULL\n"); + return -1; +} +p = peasycap->pusb_device; +if ((struct usb_device *)NULL == p) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; +} +/*---------------------------------------------------------------------------*/ +/* + * MOST OF THE VARIABLES DECLARED static IN THE case{} BLOCKS BELOW ARE SO + * DECLARED SIMPLY TO AVOID A COMPILER WARNING OF THE KIND: + * easycap_ioctl.c: warning: + * the frame size of ... bytes is larger than 1024 bytes + */ +/*---------------------------------------------------------------------------*/ +switch (cmd) { +case VIDIOC_QUERYCAP: { + static struct v4l2_capability v4l2_capability; + static char version[16], *p1, *p2; + static int i, rc, k[3]; + static long lng; + + JOT(8, "VIDIOC_QUERYCAP\n"); + + if (16 <= strlen(EASYCAP_DRIVER_VERSION)) { + SAY("ERROR: bad driver version string\n"); return -EINVAL; + } + strcpy(&version[0], EASYCAP_DRIVER_VERSION); + for (i = 0; i < 3; i++) + k[i] = 0; + p2 = &version[0]; i = 0; + while (*p2) { + p1 = p2; + while (*p2 && ('.' != *p2)) + p2++; + if (*p2) + *p2++ = 0; + if (3 > i) { + rc = (int) strict_strtol(p1, 10, &lng); + if (0 != rc) { + SAY("ERROR: %i=strict_strtol(%s,.,,)\n", \ + rc, p1); + return -EINVAL; + } + k[i] = (int)lng; + } + i++; + } + + memset(&v4l2_capability, 0, sizeof(struct v4l2_capability)); + strlcpy(&v4l2_capability.driver[0], "easycap", \ + sizeof(v4l2_capability.driver)); + + v4l2_capability.capabilities = \ + V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING | \ + V4L2_CAP_AUDIO | V4L2_CAP_READWRITE; + + v4l2_capability.version = KERNEL_VERSION(k[0], k[1], k[2]); + JOT(8, "v4l2_capability.version=(%i,%i,%i)\n", k[0], k[1], k[2]); + + strlcpy(&v4l2_capability.card[0], "EasyCAP DC60", \ + sizeof(v4l2_capability.card)); + + if (usb_make_path(peasycap->pusb_device, &v4l2_capability.bus_info[0],\ + sizeof(v4l2_capability.bus_info)) < 0) { + strlcpy(&v4l2_capability.bus_info[0], "EasyCAP bus_info", \ + sizeof(v4l2_capability.bus_info)); + JOT(8, "%s=v4l2_capability.bus_info\n", \ + &v4l2_capability.bus_info[0]); + } + if (0 != copy_to_user((void __user *)arg, &v4l2_capability, \ + sizeof(struct v4l2_capability))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_ENUMINPUT: { + static struct v4l2_input v4l2_input; + static __u32 index; + + JOT(8, "VIDIOC_ENUMINPUT\n"); + + if (0 != copy_from_user(&v4l2_input, (void __user *)arg, \ + sizeof(struct v4l2_input))) { + POUT; + return -EFAULT; + } + + index = v4l2_input.index; + memset(&v4l2_input, 0, sizeof(struct v4l2_input)); + + switch (index) { + case 0: { + v4l2_input.index = index; + strcpy(&v4l2_input.name[0], "CVBS0"); + v4l2_input.type = V4L2_INPUT_TYPE_CAMERA; + v4l2_input.audioset = 0x01; + v4l2_input.tuner = 0; + v4l2_input.std = V4L2_STD_PAL | V4L2_STD_SECAM | \ + V4L2_STD_NTSC ; + v4l2_input.status = 0; + JOT(8, "%i=index: %s\n", index, &v4l2_input.name[0]); + break; + } + case 1: { + v4l2_input.index = index; + strcpy(&v4l2_input.name[0], "CVBS1"); + v4l2_input.type = V4L2_INPUT_TYPE_CAMERA; + v4l2_input.audioset = 0x01; + v4l2_input.tuner = 0; + v4l2_input.std = V4L2_STD_PAL | V4L2_STD_SECAM | \ + V4L2_STD_NTSC ; + v4l2_input.status = 0; + JOT(8, "%i=index: %s\n", index, &v4l2_input.name[0]); + break; + } + case 2: { + v4l2_input.index = index; + strcpy(&v4l2_input.name[0], "CVBS2"); + v4l2_input.type = V4L2_INPUT_TYPE_CAMERA; + v4l2_input.audioset = 0x01; + v4l2_input.tuner = 0; + v4l2_input.std = V4L2_STD_PAL | V4L2_STD_SECAM | \ + V4L2_STD_NTSC ; + v4l2_input.status = 0; + JOT(8, "%i=index: %s\n", index, &v4l2_input.name[0]); + break; + } + case 3: { + v4l2_input.index = index; + strcpy(&v4l2_input.name[0], "CVBS3"); + v4l2_input.type = V4L2_INPUT_TYPE_CAMERA; + v4l2_input.audioset = 0x01; + v4l2_input.tuner = 0; + v4l2_input.std = V4L2_STD_PAL | V4L2_STD_SECAM | \ + V4L2_STD_NTSC ; + v4l2_input.status = 0; + JOT(8, "%i=index: %s\n", index, &v4l2_input.name[0]); + break; + } + case 4: { + v4l2_input.index = index; + strcpy(&v4l2_input.name[0], "CVBS4"); + v4l2_input.type = V4L2_INPUT_TYPE_CAMERA; + v4l2_input.audioset = 0x01; + v4l2_input.tuner = 0; + v4l2_input.std = V4L2_STD_PAL | V4L2_STD_SECAM | \ + V4L2_STD_NTSC ; + v4l2_input.status = 0; + JOT(8, "%i=index: %s\n", index, &v4l2_input.name[0]); + break; + } + case 5: { + v4l2_input.index = index; + strcpy(&v4l2_input.name[0], "S-VIDEO"); + v4l2_input.type = V4L2_INPUT_TYPE_CAMERA; + v4l2_input.audioset = 0x01; + v4l2_input.tuner = 0; + v4l2_input.std = V4L2_STD_PAL | V4L2_STD_SECAM | \ + V4L2_STD_NTSC ; + v4l2_input.status = 0; + JOT(8, "%i=index: %s\n", index, &v4l2_input.name[0]); + break; + } + default: { + JOT(8, "%i=index: exhausts inputs\n", index); + return -EINVAL; + } + } + + if (0 != copy_to_user((void __user *)arg, &v4l2_input, \ + sizeof(struct v4l2_input))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_INPUT: { + static __u32 index; + + JOT(8, "VIDIOC_G_INPUT\n"); + index = (__u32)peasycap->input; + JOT(8, "user is told: %i\n", index); + if (0 != copy_to_user((void __user *)arg, &index, sizeof(__u32))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_S_INPUT: + { + static __u32 index; + + JOT(8, "VIDIOC_S_INPUT\n"); + + if (0 != copy_from_user(&index, (void __user *)arg, sizeof(__u32))) { + POUT; + return -EFAULT; + } + + JOT(8, "user requests input %i\n", index); + + if ((int)index == peasycap->input) { + SAY("requested input already in effect\n"); + break; + } + + if ((0 > index) || (5 < index)) { + JOT(8, "ERROR: bad requested input: %i\n", index); + return -EINVAL; + } + peasycap->input = (int)index; + + select_input(peasycap->pusb_device, peasycap->input, 9); + + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_ENUMAUDIO: { + JOT(8, "VIDIOC_ENUMAUDIO\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_ENUMAUDOUT: { + static struct v4l2_audioout v4l2_audioout; + + JOT(8, "VIDIOC_ENUMAUDOUT\n"); + + if (0 != copy_from_user(&v4l2_audioout, (void __user *)arg, \ + sizeof(struct v4l2_audioout))) { + POUT; + return -EFAULT; + } + + if (0 != v4l2_audioout.index) + return -EINVAL; + memset(&v4l2_audioout, 0, sizeof(struct v4l2_audioout)); + v4l2_audioout.index = 0; + strcpy(&v4l2_audioout.name[0], "Soundtrack"); + + if (0 != copy_to_user((void __user *)arg, &v4l2_audioout, \ + sizeof(struct v4l2_audioout))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_QUERYCTRL: { + static int i1; + static struct v4l2_queryctrl v4l2_queryctrl; + + JOT(8, "VIDIOC_QUERYCTRL\n"); + + if (0 != copy_from_user(&v4l2_queryctrl, (void __user *)arg, \ + sizeof(struct v4l2_queryctrl))) { + POUT; + return -EFAULT; + } + + i1 = 0; + while (0xFFFFFFFF != easycap_control[i1].id) { + if (easycap_control[i1].id == v4l2_queryctrl.id) { + JOT(8, "VIDIOC_QUERYCTRL %s=easycap_control[%i]" \ + ".name\n", &easycap_control[i1].name[0], i1); + memcpy(&v4l2_queryctrl, &easycap_control[i1], \ + sizeof(struct v4l2_queryctrl)); + break; + } + i1++; + } + if (0xFFFFFFFF == easycap_control[i1].id) { + JOT(8, "%i=index: exhausts controls\n", i1); + return -EINVAL; + } + if (0 != copy_to_user((void __user *)arg, &v4l2_queryctrl, \ + sizeof(struct v4l2_queryctrl))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_QUERYMENU: { + JOT(8, "VIDIOC_QUERYMENU unsupported\n"); + return -EINVAL; + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_CTRL: { + static struct v4l2_control v4l2_control; + + JOT(8, "VIDIOC_G_CTRL\n"); + + if (0 != copy_from_user(&v4l2_control, (void __user *)arg, \ + sizeof(struct v4l2_control))) { + POUT; + return -EFAULT; + } + + switch (v4l2_control.id) { + case V4L2_CID_BRIGHTNESS: { + v4l2_control.value = peasycap->brightness; + JOT(8, "user enquires brightness: %i\n", v4l2_control.value); + break; + } + case V4L2_CID_CONTRAST: { + v4l2_control.value = peasycap->contrast; + JOT(8, "user enquires contrast: %i\n", v4l2_control.value); + break; + } + case V4L2_CID_SATURATION: { + v4l2_control.value = peasycap->saturation; + JOT(8, "user enquires saturation: %i\n", v4l2_control.value); + break; + } + case V4L2_CID_HUE: { + v4l2_control.value = peasycap->hue; + JOT(8, "user enquires hue: %i\n", v4l2_control.value); + break; + } + case V4L2_CID_AUDIO_VOLUME: { + v4l2_control.value = peasycap->volume; + JOT(8, "user enquires volume: %i\n", v4l2_control.value); + break; + } + case V4L2_CID_AUDIO_MUTE: { + if (1 == peasycap->mute) + v4l2_control.value = true; + else + v4l2_control.value = false; + JOT(8, "user enquires mute: %i\n", v4l2_control.value); + break; + } + default: { + SAY("ERROR: unknown V4L2 control: 0x%08X=id\n", \ + v4l2_control.id); + explain_cid(v4l2_control.id); + return -EINVAL; + } + } + if (0 != copy_to_user((void __user *)arg, &v4l2_control, \ + sizeof(struct v4l2_control))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +#if defined(VIDIOC_S_CTRL_OLD) +case VIDIOC_S_CTRL_OLD: { + JOT(8, "VIDIOC_S_CTRL_OLD required at least for xawtv\n"); +} +#endif /*VIDIOC_S_CTRL_OLD*/ +case VIDIOC_S_CTRL: + { + static struct v4l2_control v4l2_control; + + JOT(8, "VIDIOC_S_CTRL\n"); + + if (0 != copy_from_user(&v4l2_control, (void __user *)arg, \ + sizeof(struct v4l2_control))) { + POUT; + return -EFAULT; + } + + switch (v4l2_control.id) { + case V4L2_CID_BRIGHTNESS: { + JOT(8, "user requests brightness %i\n", v4l2_control.value); + if (0 != adjust_brightness(peasycap, v4l2_control.value)) + ; + break; + } + case V4L2_CID_CONTRAST: { + JOT(8, "user requests contrast %i\n", v4l2_control.value); + if (0 != adjust_contrast(peasycap, v4l2_control.value)) + ; + break; + } + case V4L2_CID_SATURATION: { + JOT(8, "user requests saturation %i\n", v4l2_control.value); + if (0 != adjust_saturation(peasycap, v4l2_control.value)) + ; + break; + } + case V4L2_CID_HUE: { + JOT(8, "user requests hue %i\n", v4l2_control.value); + if (0 != adjust_hue(peasycap, v4l2_control.value)) + ; + break; + } + case V4L2_CID_AUDIO_VOLUME: { + JOT(8, "user requests volume %i\n", v4l2_control.value); + if (0 != adjust_volume(peasycap, v4l2_control.value)) + ; + break; + } + case V4L2_CID_AUDIO_MUTE: { + int mute; + + JOT(8, "user requests mute %i\n", v4l2_control.value); + if (true == v4l2_control.value) + mute = 1; + else + mute = 0; + + if (0 != adjust_mute(peasycap, mute)) + SAY("WARNING: failed to adjust mute to %i\n", mute); + break; + } + default: { + SAY("ERROR: unknown V4L2 control: 0x%08X=id\n", \ + v4l2_control.id); + explain_cid(v4l2_control.id); + return -EINVAL; + } + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_S_EXT_CTRLS: { + JOT(8, "VIDIOC_S_EXT_CTRLS unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_ENUM_FMT: { + static __u32 index; + static struct v4l2_fmtdesc v4l2_fmtdesc; + + JOT(8, "VIDIOC_ENUM_FMT\n"); + + if (0 != copy_from_user(&v4l2_fmtdesc, (void __user *)arg, \ + sizeof(struct v4l2_fmtdesc))) { + POUT; + return -EFAULT; + } + + index = v4l2_fmtdesc.index; + memset(&v4l2_fmtdesc, 0, sizeof(struct v4l2_fmtdesc)); + + v4l2_fmtdesc.index = index; + v4l2_fmtdesc.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + switch (index) { + case 0: { + v4l2_fmtdesc.flags = 0; + strcpy(&v4l2_fmtdesc.description[0], "uyvy"); + v4l2_fmtdesc.pixelformat = V4L2_PIX_FMT_UYVY; + JOT(8, "%i=index: %s\n", index, &v4l2_fmtdesc.description[0]); + break; + } + case 1: { + v4l2_fmtdesc.flags = 0; + strcpy(&v4l2_fmtdesc.description[0], "yuy2"); + v4l2_fmtdesc.pixelformat = V4L2_PIX_FMT_YUYV; + JOT(8, "%i=index: %s\n", index, &v4l2_fmtdesc.description[0]); + break; + } + case 2: { + v4l2_fmtdesc.flags = 0; + strcpy(&v4l2_fmtdesc.description[0], "rgb24"); + v4l2_fmtdesc.pixelformat = V4L2_PIX_FMT_RGB24; + JOT(8, "%i=index: %s\n", index, &v4l2_fmtdesc.description[0]); + break; + } + case 3: { + v4l2_fmtdesc.flags = 0; + strcpy(&v4l2_fmtdesc.description[0], "rgb32"); + v4l2_fmtdesc.pixelformat = V4L2_PIX_FMT_RGB32; + JOT(8, "%i=index: %s\n", index, &v4l2_fmtdesc.description[0]); + break; + } + case 4: { + v4l2_fmtdesc.flags = 0; + strcpy(&v4l2_fmtdesc.description[0], "bgr24"); + v4l2_fmtdesc.pixelformat = V4L2_PIX_FMT_BGR24; + JOT(8, "%i=index: %s\n", index, &v4l2_fmtdesc.description[0]); + break; + } + case 5: { + v4l2_fmtdesc.flags = 0; + strcpy(&v4l2_fmtdesc.description[0], "bgr32"); + v4l2_fmtdesc.pixelformat = V4L2_PIX_FMT_BGR32; + JOT(8, "%i=index: %s\n", index, &v4l2_fmtdesc.description[0]); + break; + } + default: { + JOT(8, "%i=index: exhausts formats\n", index); + return -EINVAL; + } + } + if (0 != copy_to_user((void __user *)arg, &v4l2_fmtdesc, \ + sizeof(struct v4l2_fmtdesc))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_ENUM_FRAMESIZES: { + JOT(8, "VIDIOC_ENUM_FRAMESIZES unsupported\n"); + return -EINVAL; +} +case VIDIOC_ENUM_FRAMEINTERVALS: { + JOT(8, "VIDIOC_ENUM_FRAME_INTERVALS unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_FMT: { + static struct v4l2_format v4l2_format; + static struct v4l2_pix_format v4l2_pix_format; + + JOT(8, "VIDIOC_G_FMT\n"); + + if (0 != copy_from_user(&v4l2_format, (void __user *)arg, \ + sizeof(struct v4l2_format))) { + POUT; + return -EFAULT; + } + + if (v4l2_format.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { + POUT; + return -EINVAL; + } + + memset(&v4l2_pix_format, 0, sizeof(struct v4l2_pix_format)); + v4l2_format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + memcpy(&(v4l2_format.fmt.pix), \ + &(easycap_format[peasycap->format_offset]\ + .v4l2_format.fmt.pix), sizeof(v4l2_pix_format)); + JOT(8, "user is told: %s\n", \ + &easycap_format[peasycap->format_offset].name[0]); + + if (0 != copy_to_user((void __user *)arg, &v4l2_format, \ + sizeof(struct v4l2_format))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_TRY_FMT: +case VIDIOC_S_FMT: { + static struct v4l2_format v4l2_format; + static struct v4l2_pix_format v4l2_pix_format; + static bool try; + static int best_format; + + if (VIDIOC_TRY_FMT == cmd) { + JOT(8, "VIDIOC_TRY_FMT\n"); + try = true; + } else { + JOT(8, "VIDIOC_S_FMT\n"); + try = false; + } + + if (0 != copy_from_user(&v4l2_format, (void __user *)arg, \ + sizeof(struct v4l2_format))) { + POUT; + return -EFAULT; + } + + best_format = adjust_format(peasycap, \ + v4l2_format.fmt.pix.width, \ + v4l2_format.fmt.pix.height, \ + v4l2_format.fmt.pix.pixelformat, \ + v4l2_format.fmt.pix.field, \ + try); + if (0 > best_format) { + JOT(8, "WARNING: adjust_format() returned %i\n", best_format); + return -ENOENT; + } +/*...........................................................................*/ + memset(&v4l2_pix_format, 0, sizeof(struct v4l2_pix_format)); + v4l2_format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + memcpy(&(v4l2_format.fmt.pix), &(easycap_format[best_format]\ + .v4l2_format.fmt.pix), sizeof(v4l2_pix_format)); + JOT(8, "user is told: %s\n", &easycap_format[best_format].name[0]); + + if (0 != copy_to_user((void __user *)arg, &v4l2_format, \ + sizeof(struct v4l2_format))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_CROPCAP: { + static struct v4l2_cropcap v4l2_cropcap; + + JOT(8, "VIDIOC_CROPCAP\n"); + + if (0 != copy_from_user(&v4l2_cropcap, (void __user *)arg, \ + sizeof(struct v4l2_cropcap))) { + POUT; + return -EFAULT; + } + + if (v4l2_cropcap.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + JOT(8, "v4l2_cropcap.type != V4L2_BUF_TYPE_VIDEO_CAPTURE\n"); + + memset(&v4l2_cropcap, 0, sizeof(struct v4l2_cropcap)); + v4l2_cropcap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + v4l2_cropcap.bounds.left = 0; + v4l2_cropcap.bounds.top = 0; + v4l2_cropcap.bounds.width = peasycap->width; + v4l2_cropcap.bounds.height = peasycap->height; + v4l2_cropcap.defrect.left = 0; + v4l2_cropcap.defrect.top = 0; + v4l2_cropcap.defrect.width = peasycap->width; + v4l2_cropcap.defrect.height = peasycap->height; + v4l2_cropcap.pixelaspect.numerator = 1; + v4l2_cropcap.pixelaspect.denominator = 1; + + JOT(8, "user is told: %ix%i\n", peasycap->width, peasycap->height); + + if (0 != copy_to_user((void __user *)arg, &v4l2_cropcap, \ + sizeof(struct v4l2_cropcap))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_CROP: +case VIDIOC_S_CROP: { + JOT(8, "VIDIOC_G_CROP|VIDIOC_S_CROP unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_QUERYSTD: { + JOT(8, "VIDIOC_QUERYSTD: " \ + "EasyCAP is incapable of detecting standard\n"); + return -EINVAL; + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +/*---------------------------------------------------------------------------*/ +/* + * THE MANIPULATIONS INVOLVING last0,last1,last2,last3 CONSTITUTE A WORKAROUND + * FOR WHAT APPEARS TO BE A BUG IN 64-BIT mplayer. + * NOT NEEDED, BUT HOPEFULLY HARMLESS, FOR 32-BIT mplayer. + */ +/*---------------------------------------------------------------------------*/ +case VIDIOC_ENUMSTD: { + static int last0 = -1, last1 = -1, last2 = -1, last3 = -1; + static struct v4l2_standard v4l2_standard; + static __u32 index; + static struct easycap_standard const *peasycap_standard; + + JOT(8, "VIDIOC_ENUMSTD\n"); + + if (0 != copy_from_user(&v4l2_standard, (void __user *)arg, \ + sizeof(struct v4l2_standard))) { + POUT; + return -EFAULT; + } + index = v4l2_standard.index; + + last3 = last2; last2 = last1; last1 = last0; last0 = index; + if ((index == last3) && (index == last2) && \ + (index == last1) && (index == last0)) { + index++; + last3 = last2; last2 = last1; last1 = last0; last0 = index; + } + + memset(&v4l2_standard, 0, sizeof(struct v4l2_standard)); + + peasycap_standard = &easycap_standard[0]; + while (0xFFFF != peasycap_standard->mask) { + if ((int)(peasycap_standard - &easycap_standard[0]) == index) + break; + peasycap_standard++; + } + if (0xFFFF == peasycap_standard->mask) { + JOT(8, "%i=index: exhausts standards\n", index); + return -EINVAL; + } + JOT(8, "%i=index: %s\n", index, \ + &(peasycap_standard->v4l2_standard.name[0])); + memcpy(&v4l2_standard, &(peasycap_standard->v4l2_standard), \ + sizeof(struct v4l2_standard)); + + v4l2_standard.index = index; + + if (0 != copy_to_user((void __user *)arg, &v4l2_standard, \ + sizeof(struct v4l2_standard))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_STD: { + static v4l2_std_id std_id; + static struct easycap_standard const *peasycap_standard; + + JOT(8, "VIDIOC_G_STD\n"); + + if (0 != copy_from_user(&std_id, (void __user *)arg, \ + sizeof(v4l2_std_id))) { + POUT; + return -EFAULT; + } + + peasycap_standard = &easycap_standard[peasycap->standard_offset]; + std_id = peasycap_standard->v4l2_standard.id; + + JOT(8, "user is told: %s\n", \ + &peasycap_standard->v4l2_standard.name[0]); + + if (0 != copy_to_user((void __user *)arg, &std_id, \ + sizeof(v4l2_std_id))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_S_STD: { + static v4l2_std_id std_id; + static int rc; + + JOT(8, "VIDIOC_S_STD\n"); + + if (0 != copy_from_user(&std_id, (void __user *)arg, \ + sizeof(v4l2_std_id))) { + POUT; + return -EFAULT; + } + + rc = adjust_standard(peasycap, std_id); + if (0 > rc) { + JOT(8, "WARNING: adjust_standard() returned %i\n", rc); + return -ENOENT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_REQBUFS: { + static int nbuffers; + static struct v4l2_requestbuffers v4l2_requestbuffers; + + JOT(8, "VIDIOC_REQBUFS\n"); + + if (0 != copy_from_user(&v4l2_requestbuffers, (void __user *)arg, \ + sizeof(struct v4l2_requestbuffers))) { + POUT; + return -EFAULT; + } + + if (v4l2_requestbuffers.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + if (v4l2_requestbuffers.memory != V4L2_MEMORY_MMAP) { + POUT; + return -EINVAL; + } + nbuffers = v4l2_requestbuffers.count; + JOT(8, " User requests %i buffers ...\n", nbuffers); + if (nbuffers < 2) + nbuffers = 2; + if (nbuffers > FRAME_BUFFER_MANY) + nbuffers = FRAME_BUFFER_MANY; + if (v4l2_requestbuffers.count == nbuffers) { + JOT(8, " ... agree to %i buffers\n", \ + nbuffers); + } else { + JOT(8, " ... insist on %i buffers\n", \ + nbuffers); + v4l2_requestbuffers.count = nbuffers; + } + peasycap->frame_buffer_many = nbuffers; + + if (0 != copy_to_user((void __user *)arg, &v4l2_requestbuffers, \ + sizeof(struct v4l2_requestbuffers))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_QUERYBUF: { + static __u32 index; + static struct v4l2_buffer v4l2_buffer; + + JOT(8, "VIDIOC_QUERYBUF\n"); + + if (peasycap->video_eof) { + JOT(8, "returning -1 because %i=video_eof\n", \ + peasycap->video_eof); + return -1; + } + + if (0 != copy_from_user(&v4l2_buffer, (void __user *)arg, \ + sizeof(struct v4l2_buffer))) { + POUT; + return -EFAULT; + } + + if (v4l2_buffer.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + index = v4l2_buffer.index; + if (index < 0 || index >= peasycap->frame_buffer_many) + return -EINVAL; + memset(&v4l2_buffer, 0, sizeof(struct v4l2_buffer)); + v4l2_buffer.index = index; + v4l2_buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + v4l2_buffer.bytesused = peasycap->frame_buffer_used; + v4l2_buffer.flags = V4L2_BUF_FLAG_MAPPED | \ + peasycap->done[index] | \ + peasycap->queued[index]; + v4l2_buffer.field = peasycap->field; + v4l2_buffer.memory = V4L2_MEMORY_MMAP; + v4l2_buffer.m.offset = index * FRAME_BUFFER_SIZE; + v4l2_buffer.length = FRAME_BUFFER_SIZE; + + JOT(16, " %10i=index\n", v4l2_buffer.index); + JOT(16, " 0x%08X=type\n", v4l2_buffer.type); + JOT(16, " %10i=bytesused\n", v4l2_buffer.bytesused); + JOT(16, " 0x%08X=flags\n", v4l2_buffer.flags); + JOT(16, " %10i=field\n", v4l2_buffer.field); + JOT(16, " %10li=timestamp.tv_usec\n", \ + (long)v4l2_buffer.timestamp.tv_usec); + JOT(16, " %10i=sequence\n", v4l2_buffer.sequence); + JOT(16, " 0x%08X=memory\n", v4l2_buffer.memory); + JOT(16, " %10i=m.offset\n", v4l2_buffer.m.offset); + JOT(16, " %10i=length\n", v4l2_buffer.length); + + if (0 != copy_to_user((void __user *)arg, &v4l2_buffer, \ + sizeof(struct v4l2_buffer))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_QBUF: { + static struct v4l2_buffer v4l2_buffer; + + JOT(8, "VIDIOC_QBUF\n"); + + if (0 != copy_from_user(&v4l2_buffer, (void __user *)arg, \ + sizeof(struct v4l2_buffer))) { + POUT; + return -EFAULT; + } + + if (v4l2_buffer.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + if (v4l2_buffer.memory != V4L2_MEMORY_MMAP) + return -EINVAL; + if (v4l2_buffer.index < 0 || \ + (v4l2_buffer.index >= peasycap->frame_buffer_many)) + return -EINVAL; + v4l2_buffer.flags = V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED; + + peasycap->done[v4l2_buffer.index] = 0; + peasycap->queued[v4l2_buffer.index] = V4L2_BUF_FLAG_QUEUED; + + if (0 != copy_to_user((void __user *)arg, &v4l2_buffer, \ + sizeof(struct v4l2_buffer))) { + POUT; + return -EFAULT; + } + + JOT(8, "..... user queueing frame buffer %i\n", \ + (int)v4l2_buffer.index); + + peasycap->frame_lock = 0; + + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_DQBUF: + { +#if defined(AUDIOTIME) + static struct signed_div_result sdr; + static long long int above, below, dnbydt, fudge, sll; + static unsigned long long int ull; + static struct timeval timeval0; + struct timeval timeval1; +#endif /*AUDIOTIME*/ + static struct timeval timeval, timeval2; + static int i, j; + static struct v4l2_buffer v4l2_buffer; + + JOT(8, "VIDIOC_DQBUF\n"); + + if ((peasycap->video_idle) || (peasycap->video_eof)) { + JOT(8, "returning -EIO because " \ + "%i=video_idle %i=video_eof\n", \ + peasycap->video_idle, peasycap->video_eof); + return -EIO; + } + + if (0 != copy_from_user(&v4l2_buffer, (void __user *)arg, \ + sizeof(struct v4l2_buffer))) { + POUT; + return -EFAULT; + } + + if (v4l2_buffer.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + if (!peasycap->video_isoc_streaming) { + JOT(16, "returning -EIO because video urbs not streaming\n"); + return -EIO; + } +/*---------------------------------------------------------------------------*/ +/* + * IF THE USER HAS PREVIOUSLY CALLED easycap_poll(), AS DETERMINED BY FINDING + * THE FLAG peasycap->polled SET, THERE MUST BE NO FURTHER WAIT HERE. IN THIS + * CASE, JUST CHOOSE THE FRAME INDICATED BY peasycap->frame_read + */ +/*---------------------------------------------------------------------------*/ + + if (!peasycap->polled) { + if (-EIO == easycap_dqbuf(peasycap, 0)) + return -EIO; + } else { + if (peasycap->video_eof) + return -EIO; + } + if (V4L2_BUF_FLAG_DONE != peasycap->done[peasycap->frame_read]) { + SAY("ERROR: V4L2_BUF_FLAG_DONE != 0x%08X\n", \ + peasycap->done[peasycap->frame_read]); + } + peasycap->polled = 0; + + if (!(isequence % 10)) { + for (i = 0; i < 179; i++) + peasycap->merit[i] = peasycap->merit[i+1]; + peasycap->merit[179] = merit_saa(peasycap->pusb_device); + j = 0; + for (i = 0; i < 180; i++) + j += peasycap->merit[i]; + if (90 < j) { + SAY("easycap driver shutting down " \ + "on condition blue\n"); + peasycap->video_eof = 1; peasycap->audio_eof = 1; + } + } + + v4l2_buffer.index = peasycap->frame_read; + v4l2_buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + v4l2_buffer.bytesused = peasycap->frame_buffer_used; + v4l2_buffer.flags = V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_DONE; + v4l2_buffer.field = peasycap->field; + if (V4L2_FIELD_ALTERNATE == v4l2_buffer.field) + v4l2_buffer.field = \ + 0x000F & (peasycap->\ + frame_buffer[peasycap->frame_read][0].kount); + do_gettimeofday(&timeval); + timeval2 = timeval; + +#if defined(AUDIOTIME) + if (!peasycap->timeval0.tv_sec) { + timeval0 = timeval; + timeval1 = timeval; + timeval2 = timeval; + dnbydt = 192000; + + if (mutex_lock_interruptible(&(peasycap->mutex_timeval0))) + return -ERESTARTSYS; + peasycap->timeval0 = timeval0; + mutex_unlock(&(peasycap->mutex_timeval0)); + } else { + if (mutex_lock_interruptible(&(peasycap->mutex_timeval1))) + return -ERESTARTSYS; + dnbydt = peasycap->dnbydt; + timeval1 = peasycap->timeval1; + mutex_unlock(&(peasycap->mutex_timeval1)); + above = dnbydt * MICROSECONDS(timeval, timeval1); + below = 192000; + sdr = signed_div(above, below); + + above = sdr.quotient + timeval1.tv_usec - 350000; + + below = 1000000; + sdr = signed_div(above, below); + timeval2.tv_usec = sdr.remainder; + timeval2.tv_sec = timeval1.tv_sec + sdr.quotient; + } + if (!(isequence % 500)) { + fudge = ((long long int)(1000000)) * \ + ((long long int)(timeval.tv_sec - \ + timeval2.tv_sec)) + \ + (long long int)(timeval.tv_usec - \ + timeval2.tv_usec); + sdr = signed_div(fudge, 1000); + sll = sdr.quotient; + ull = sdr.remainder; + + SAY("%5lli.%-3lli=ms timestamp fudge\n", sll, ull); + } +#endif /*AUDIOTIME*/ + + v4l2_buffer.timestamp = timeval2; + v4l2_buffer.sequence = isequence++; + v4l2_buffer.memory = V4L2_MEMORY_MMAP; + v4l2_buffer.m.offset = v4l2_buffer.index * FRAME_BUFFER_SIZE; + v4l2_buffer.length = FRAME_BUFFER_SIZE; + + JOT(16, " %10i=index\n", v4l2_buffer.index); + JOT(16, " 0x%08X=type\n", v4l2_buffer.type); + JOT(16, " %10i=bytesused\n", v4l2_buffer.bytesused); + JOT(16, " 0x%08X=flags\n", v4l2_buffer.flags); + JOT(16, " %10i=field\n", v4l2_buffer.field); + JOT(16, " %10li=timestamp.tv_usec\n", \ + (long)v4l2_buffer.timestamp.tv_usec); + JOT(16, " %10i=sequence\n", v4l2_buffer.sequence); + JOT(16, " 0x%08X=memory\n", v4l2_buffer.memory); + JOT(16, " %10i=m.offset\n", v4l2_buffer.m.offset); + JOT(16, " %10i=length\n", v4l2_buffer.length); + + if (0 != copy_to_user((void __user *)arg, &v4l2_buffer, \ + sizeof(struct v4l2_buffer))) { + POUT; + return -EFAULT; + } + + JOT(8, "..... user is offered frame buffer %i\n", \ + peasycap->frame_read); + peasycap->frame_lock = 1; + if (peasycap->frame_read == peasycap->frame_fill) { + if (peasycap->frame_lock) { + JOT(8, "ERROR: filling frame buffer " \ + "while offered to user\n"); + } + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +/*---------------------------------------------------------------------------*/ +/* + * AUDIO URBS HAVE ALREADY BEEN SUBMITTED WHEN THIS COMMAND IS RECEIVED; + * VIDEO URBS HAVE NOT. + */ +/*---------------------------------------------------------------------------*/ +case VIDIOC_STREAMON: { + static int i; + + JOT(8, "VIDIOC_STREAMON\n"); + + isequence = 0; + for (i = 0; i < 180; i++) + peasycap->merit[i] = 0; + if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; + } + submit_video_urbs(peasycap); + peasycap->video_idle = 0; + peasycap->audio_idle = 0; + peasycap->video_eof = 0; + peasycap->audio_eof = 0; + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_STREAMOFF: { + JOT(8, "VIDIOC_STREAMOFF\n"); + + if ((struct usb_device *)NULL == peasycap->pusb_device) { + SAY("ERROR: peasycap->pusb_device is NULL\n"); + return -EFAULT; + } + + peasycap->video_idle = 1; + peasycap->audio_idle = 1; peasycap->timeval0.tv_sec = 0; +/*---------------------------------------------------------------------------*/ +/* + * IF THE WAIT QUEUES ARE NOT CLEARED IN RESPONSE TO THE STREAMOFF COMMAND + * THE USERSPACE PROGRAM, E.G. mplayer, MAY HANG ON EXIT. BEWARE. + */ +/*---------------------------------------------------------------------------*/ + JOT(8, "calling wake_up on wq_video and wq_audio\n"); + wake_up_interruptible(&(peasycap->wq_video)); + wake_up_interruptible(&(peasycap->wq_audio)); +/*---------------------------------------------------------------------------*/ + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_PARM: { + static struct v4l2_streamparm v4l2_streamparm; + + JOT(8, "VIDIOC_G_PARM\n"); + + if (0 != copy_from_user(&v4l2_streamparm, (void __user *)arg, \ + sizeof(struct v4l2_streamparm))) { + POUT; + return -EFAULT; + } + + if (v4l2_streamparm.type != V4L2_BUF_TYPE_VIDEO_CAPTURE) { + POUT; + return -EINVAL; + } + v4l2_streamparm.parm.capture.capability = 0; + v4l2_streamparm.parm.capture.capturemode = 0; + v4l2_streamparm.parm.capture.timeperframe.numerator = 1; + v4l2_streamparm.parm.capture.timeperframe.denominator = 30; + v4l2_streamparm.parm.capture.readbuffers = peasycap->frame_buffer_many; + v4l2_streamparm.parm.capture.extendedmode = 0; + if (0 != copy_to_user((void __user *)arg, &v4l2_streamparm, \ + sizeof(struct v4l2_streamparm))) { + POUT; + return -EFAULT; + } + break; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_S_PARM: { + JOT(8, "VIDIOC_S_PARM unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_AUDIO: { + JOT(8, "VIDIOC_G_AUDIO unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_S_AUDIO: { + JOT(8, "VIDIOC_S_AUDIO unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_S_TUNER: { + JOT(8, "VIDIOC_S_TUNER unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_FBUF: +case VIDIOC_S_FBUF: +case VIDIOC_OVERLAY: { + JOT(8, "VIDIOC_G_FBUF|VIDIOC_S_FBUF|VIDIOC_OVERLAY unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +case VIDIOC_G_TUNER: { + JOT(8, "VIDIOC_G_TUNER unsupported\n"); + return -EINVAL; +} +case VIDIOC_G_FREQUENCY: +case VIDIOC_S_FREQUENCY: { + JOT(8, "VIDIOC_G_FREQUENCY|VIDIOC_S_FREQUENCY unsupported\n"); + return -EINVAL; +} +/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ +default: { + JOT(8, "ERROR: unrecognized V4L2 IOCTL command: 0x%08X\n", cmd); + explain_ioctl(cmd); + POUT; + return -ENOIOCTLCMD; +} +} +return 0; +} + +long easycap_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct inode *inode = file->f_dentry->d_inode; + long ret; + + lock_kernel(); + ret = easycap_ioctl_bkl(inode, file, cmd, arg); + unlock_kernel(); + + return ret; +} + +/*--------------------------------------------------------------------------*/ +static int easysnd_ioctl_bkl(struct inode *inode, struct file *file, + unsigned int cmd, unsigned long arg) +{ +struct easycap *peasycap; +struct usb_device *p; + +peasycap = file->private_data; +if (NULL == peasycap) { + SAY("ERROR: peasycap is NULL.\n"); + return -1; +} +p = peasycap->pusb_device; +/*---------------------------------------------------------------------------*/ +switch (cmd) { +case SNDCTL_DSP_GETCAPS: { + int caps; + JOT(8, "SNDCTL_DSP_GETCAPS\n"); + +#if defined(UPSAMPLE) + if (true == peasycap->microphone) + caps = 0x04400000; + else + caps = 0x04400000; +#else + if (true == peasycap->microphone) + caps = 0x02400000; + else + caps = 0x04400000; +#endif /*UPSAMPLE*/ + + if (0 != copy_to_user((void __user *)arg, &caps, sizeof(int))) + return -EFAULT; + break; +} +case SNDCTL_DSP_GETFMTS: { + int incoming; + JOT(8, "SNDCTL_DSP_GETFMTS\n"); + +#if defined(UPSAMPLE) + if (true == peasycap->microphone) + incoming = AFMT_S16_LE; + else + incoming = AFMT_S16_LE; +#else + if (true == peasycap->microphone) + incoming = AFMT_S16_LE; + else + incoming = AFMT_S16_LE; +#endif /*UPSAMPLE*/ + + if (0 != copy_to_user((void __user *)arg, &incoming, sizeof(int))) + return -EFAULT; + break; +} +case SNDCTL_DSP_SETFMT: { + int incoming, outgoing; + JOT(8, "SNDCTL_DSP_SETFMT\n"); + if (0 != copy_from_user(&incoming, (void __user *)arg, sizeof(int))) + return -EFAULT; + JOT(8, "........... %i=incoming\n", incoming); + +#if defined(UPSAMPLE) + if (true == peasycap->microphone) + outgoing = AFMT_S16_LE; + else + outgoing = AFMT_S16_LE; +#else + if (true == peasycap->microphone) + outgoing = AFMT_S16_LE; + else + outgoing = AFMT_S16_LE; +#endif /*UPSAMPLE*/ + + if (incoming != outgoing) { + JOT(8, "........... %i=outgoing\n", outgoing); + JOT(8, " cf. %i=AFMT_S16_LE\n", AFMT_S16_LE); + JOT(8, " cf. %i=AFMT_U8\n", AFMT_U8); + if (0 != copy_to_user((void __user *)arg, &outgoing, \ + sizeof(int))) + return -EFAULT; + return -EINVAL ; + } + break; +} +case SNDCTL_DSP_STEREO: { + int incoming; + JOT(8, "SNDCTL_DSP_STEREO\n"); + if (0 != copy_from_user(&incoming, (void __user *)arg, sizeof(int))) + return -EFAULT; + JOT(8, "........... %i=incoming\n", incoming); + +#if defined(UPSAMPLE) + if (true == peasycap->microphone) + incoming = 1; + else + incoming = 1; +#else + if (true == peasycap->microphone) + incoming = 0; + else + incoming = 1; +#endif /*UPSAMPLE*/ + + if (0 != copy_to_user((void __user *)arg, &incoming, sizeof(int))) + return -EFAULT; + break; +} +case SNDCTL_DSP_SPEED: { + int incoming; + JOT(8, "SNDCTL_DSP_SPEED\n"); + if (0 != copy_from_user(&incoming, (void __user *)arg, sizeof(int))) + return -EFAULT; + JOT(8, "........... %i=incoming\n", incoming); + +#if defined(UPSAMPLE) + if (true == peasycap->microphone) + incoming = 32000; + else + incoming = 48000; +#else + if (true == peasycap->microphone) + incoming = 8000; + else + incoming = 48000; +#endif /*UPSAMPLE*/ + + if (0 != copy_to_user((void __user *)arg, &incoming, sizeof(int))) + return -EFAULT; + break; +} +case SNDCTL_DSP_GETTRIGGER: { + int incoming; + JOT(8, "SNDCTL_DSP_GETTRIGGER\n"); + if (0 != copy_from_user(&incoming, (void __user *)arg, sizeof(int))) + return -EFAULT; + JOT(8, "........... %i=incoming\n", incoming); + + incoming = PCM_ENABLE_INPUT; + if (0 != copy_to_user((void __user *)arg, &incoming, sizeof(int))) + return -EFAULT; + break; +} +case SNDCTL_DSP_SETTRIGGER: { + int incoming; + JOT(8, "SNDCTL_DSP_SETTRIGGER\n"); + if (0 != copy_from_user(&incoming, (void __user *)arg, sizeof(int))) + return -EFAULT; + JOT(8, "........... %i=incoming\n", incoming); + JOT(8, "........... cf 0x%x=PCM_ENABLE_INPUT " \ + "0x%x=PCM_ENABLE_OUTPUT\n", \ + PCM_ENABLE_INPUT, PCM_ENABLE_OUTPUT); + ; + ; + ; + ; + break; +} +case SNDCTL_DSP_GETBLKSIZE: { + int incoming; + JOT(8, "SNDCTL_DSP_GETBLKSIZE\n"); + if (0 != copy_from_user(&incoming, (void __user *)arg, sizeof(int))) + return -EFAULT; + JOT(8, "........... %i=incoming\n", incoming); + incoming = peasycap->audio_bytes_per_fragment; + if (0 != copy_to_user((void __user *)arg, &incoming, sizeof(int))) + return -EFAULT; + break; +} +case SNDCTL_DSP_GETISPACE: { + struct audio_buf_info audio_buf_info; + + JOT(8, "SNDCTL_DSP_GETISPACE\n"); + + audio_buf_info.bytes = peasycap->audio_bytes_per_fragment; + audio_buf_info.fragments = 1; + audio_buf_info.fragsize = 0; + audio_buf_info.fragstotal = 0; + + if (0 != copy_to_user((void __user *)arg, &audio_buf_info, \ + sizeof(int))) + return -EFAULT; + break; +} +default: { + JOT(8, "ERROR: unrecognized DSP IOCTL command: 0x%08X\n", cmd); + POUT; + return -ENOIOCTLCMD; +} +} +return 0; +} + +long easysnd_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct inode *inode = file->f_dentry->d_inode; + long ret; + + lock_kernel(); + ret = easysnd_ioctl_bkl(inode, file, cmd, arg); + unlock_kernel(); + + return ret; +} + +/*****************************************************************************/ +int explain_ioctl(__u32 wot) +{ +int k; +/*---------------------------------------------------------------------------*/ +/* + * THE DATA FOR THE ARRAY mess BELOW WERE CONSTRUCTED BY RUNNING THE FOLLOWING + * SHELL SCRIPT: + * # + * cat /usr/src/linux-headers-`uname -r`/include/linux/videodev2.h | \ + * grep "^#define VIDIOC_" - | grep -v "_OLD" - | \ + * sed -e "s,_IO.*$,,;p" | sed -e "N;s,\n,, " | \ + * sed -e "s/^#define / {/;s/#define /, \"/;s/$/\"},/" | \ + * sed -e "s, ,,g;s, ,,g" >ioctl.tmp + * echo "{0xFFFFFFFF,\"\"}" >>ioctl.tmp + * exit 0 + * # + * AND REINSTATING THE EXCISED "_OLD" CASES WERE LATER MANUALLY. + * + * THE DATA FOR THE ARRAY mess1 BELOW WERE CONSTRUCTED BY RUNNING THE FOLLOWING + * SHELL SCRIPT: + * cat /usr/src/linux-headers-`uname -r`/include/linux/videodev.h | \ + * grep "^#define VIDIOC" - | grep -v "_OLD" - | \ + * sed -e "s,_IO.*$,,;p" | sed -e "N;s,\n,, " | \ + * sed -e "s/^#define / {/;s/#define /, \"/;s/$/\"},/" | \ + * sed -e "s, ,,g;s, ,,g" >ioctl.tmp + * echo "{0xFFFFFFFF,\"\"}" >>ioctl.tmp + * exit 0 + * # + */ +/*---------------------------------------------------------------------------*/ +static struct mess { + __u32 command; + char name[64]; +} mess[] = { +#if defined(VIDIOC_QUERYCAP) +{VIDIOC_QUERYCAP, "VIDIOC_QUERYCAP"}, +#endif +#if defined(VIDIOC_RESERVED) +{VIDIOC_RESERVED, "VIDIOC_RESERVED"}, +#endif +#if defined(VIDIOC_ENUM_FMT) +{VIDIOC_ENUM_FMT, "VIDIOC_ENUM_FMT"}, +#endif +#if defined(VIDIOC_G_FMT) +{VIDIOC_G_FMT, "VIDIOC_G_FMT"}, +#endif +#if defined(VIDIOC_S_FMT) +{VIDIOC_S_FMT, "VIDIOC_S_FMT"}, +#endif +#if defined(VIDIOC_REQBUFS) +{VIDIOC_REQBUFS, "VIDIOC_REQBUFS"}, +#endif +#if defined(VIDIOC_QUERYBUF) +{VIDIOC_QUERYBUF, "VIDIOC_QUERYBUF"}, +#endif +#if defined(VIDIOC_G_FBUF) +{VIDIOC_G_FBUF, "VIDIOC_G_FBUF"}, +#endif +#if defined(VIDIOC_S_FBUF) +{VIDIOC_S_FBUF, "VIDIOC_S_FBUF"}, +#endif +#if defined(VIDIOC_OVERLAY) +{VIDIOC_OVERLAY, "VIDIOC_OVERLAY"}, +#endif +#if defined(VIDIOC_QBUF) +{VIDIOC_QBUF, "VIDIOC_QBUF"}, +#endif +#if defined(VIDIOC_DQBUF) +{VIDIOC_DQBUF, "VIDIOC_DQBUF"}, +#endif +#if defined(VIDIOC_STREAMON) +{VIDIOC_STREAMON, "VIDIOC_STREAMON"}, +#endif +#if defined(VIDIOC_STREAMOFF) +{VIDIOC_STREAMOFF, "VIDIOC_STREAMOFF"}, +#endif +#if defined(VIDIOC_G_PARM) +{VIDIOC_G_PARM, "VIDIOC_G_PARM"}, +#endif +#if defined(VIDIOC_S_PARM) +{VIDIOC_S_PARM, "VIDIOC_S_PARM"}, +#endif +#if defined(VIDIOC_G_STD) +{VIDIOC_G_STD, "VIDIOC_G_STD"}, +#endif +#if defined(VIDIOC_S_STD) +{VIDIOC_S_STD, "VIDIOC_S_STD"}, +#endif +#if defined(VIDIOC_ENUMSTD) +{VIDIOC_ENUMSTD, "VIDIOC_ENUMSTD"}, +#endif +#if defined(VIDIOC_ENUMINPUT) +{VIDIOC_ENUMINPUT, "VIDIOC_ENUMINPUT"}, +#endif +#if defined(VIDIOC_G_CTRL) +{VIDIOC_G_CTRL, "VIDIOC_G_CTRL"}, +#endif +#if defined(VIDIOC_S_CTRL) +{VIDIOC_S_CTRL, "VIDIOC_S_CTRL"}, +#endif +#if defined(VIDIOC_G_TUNER) +{VIDIOC_G_TUNER, "VIDIOC_G_TUNER"}, +#endif +#if defined(VIDIOC_S_TUNER) +{VIDIOC_S_TUNER, "VIDIOC_S_TUNER"}, +#endif +#if defined(VIDIOC_G_AUDIO) +{VIDIOC_G_AUDIO, "VIDIOC_G_AUDIO"}, +#endif +#if defined(VIDIOC_S_AUDIO) +{VIDIOC_S_AUDIO, "VIDIOC_S_AUDIO"}, +#endif +#if defined(VIDIOC_QUERYCTRL) +{VIDIOC_QUERYCTRL, "VIDIOC_QUERYCTRL"}, +#endif +#if defined(VIDIOC_QUERYMENU) +{VIDIOC_QUERYMENU, "VIDIOC_QUERYMENU"}, +#endif +#if defined(VIDIOC_G_INPUT) +{VIDIOC_G_INPUT, "VIDIOC_G_INPUT"}, +#endif +#if defined(VIDIOC_S_INPUT) +{VIDIOC_S_INPUT, "VIDIOC_S_INPUT"}, +#endif +#if defined(VIDIOC_G_OUTPUT) +{VIDIOC_G_OUTPUT, "VIDIOC_G_OUTPUT"}, +#endif +#if defined(VIDIOC_S_OUTPUT) +{VIDIOC_S_OUTPUT, "VIDIOC_S_OUTPUT"}, +#endif +#if defined(VIDIOC_ENUMOUTPUT) +{VIDIOC_ENUMOUTPUT, "VIDIOC_ENUMOUTPUT"}, +#endif +#if defined(VIDIOC_G_AUDOUT) +{VIDIOC_G_AUDOUT, "VIDIOC_G_AUDOUT"}, +#endif +#if defined(VIDIOC_S_AUDOUT) +{VIDIOC_S_AUDOUT, "VIDIOC_S_AUDOUT"}, +#endif +#if defined(VIDIOC_G_MODULATOR) +{VIDIOC_G_MODULATOR, "VIDIOC_G_MODULATOR"}, +#endif +#if defined(VIDIOC_S_MODULATOR) +{VIDIOC_S_MODULATOR, "VIDIOC_S_MODULATOR"}, +#endif +#if defined(VIDIOC_G_FREQUENCY) +{VIDIOC_G_FREQUENCY, "VIDIOC_G_FREQUENCY"}, +#endif +#if defined(VIDIOC_S_FREQUENCY) +{VIDIOC_S_FREQUENCY, "VIDIOC_S_FREQUENCY"}, +#endif +#if defined(VIDIOC_CROPCAP) +{VIDIOC_CROPCAP, "VIDIOC_CROPCAP"}, +#endif +#if defined(VIDIOC_G_CROP) +{VIDIOC_G_CROP, "VIDIOC_G_CROP"}, +#endif +#if defined(VIDIOC_S_CROP) +{VIDIOC_S_CROP, "VIDIOC_S_CROP"}, +#endif +#if defined(VIDIOC_G_JPEGCOMP) +{VIDIOC_G_JPEGCOMP, "VIDIOC_G_JPEGCOMP"}, +#endif +#if defined(VIDIOC_S_JPEGCOMP) +{VIDIOC_S_JPEGCOMP, "VIDIOC_S_JPEGCOMP"}, +#endif +#if defined(VIDIOC_QUERYSTD) +{VIDIOC_QUERYSTD, "VIDIOC_QUERYSTD"}, +#endif +#if defined(VIDIOC_TRY_FMT) +{VIDIOC_TRY_FMT, "VIDIOC_TRY_FMT"}, +#endif +#if defined(VIDIOC_ENUMAUDIO) +{VIDIOC_ENUMAUDIO, "VIDIOC_ENUMAUDIO"}, +#endif +#if defined(VIDIOC_ENUMAUDOUT) +{VIDIOC_ENUMAUDOUT, "VIDIOC_ENUMAUDOUT"}, +#endif +#if defined(VIDIOC_G_PRIORITY) +{VIDIOC_G_PRIORITY, "VIDIOC_G_PRIORITY"}, +#endif +#if defined(VIDIOC_S_PRIORITY) +{VIDIOC_S_PRIORITY, "VIDIOC_S_PRIORITY"}, +#endif +#if defined(VIDIOC_G_SLICED_VBI_CAP) +{VIDIOC_G_SLICED_VBI_CAP, "VIDIOC_G_SLICED_VBI_CAP"}, +#endif +#if defined(VIDIOC_LOG_STATUS) +{VIDIOC_LOG_STATUS, "VIDIOC_LOG_STATUS"}, +#endif +#if defined(VIDIOC_G_EXT_CTRLS) +{VIDIOC_G_EXT_CTRLS, "VIDIOC_G_EXT_CTRLS"}, +#endif +#if defined(VIDIOC_S_EXT_CTRLS) +{VIDIOC_S_EXT_CTRLS, "VIDIOC_S_EXT_CTRLS"}, +#endif +#if defined(VIDIOC_TRY_EXT_CTRLS) +{VIDIOC_TRY_EXT_CTRLS, "VIDIOC_TRY_EXT_CTRLS"}, +#endif +#if defined(VIDIOC_ENUM_FRAMESIZES) +{VIDIOC_ENUM_FRAMESIZES, "VIDIOC_ENUM_FRAMESIZES"}, +#endif +#if defined(VIDIOC_ENUM_FRAMEINTERVALS) +{VIDIOC_ENUM_FRAMEINTERVALS, "VIDIOC_ENUM_FRAMEINTERVALS"}, +#endif +#if defined(VIDIOC_G_ENC_INDEX) +{VIDIOC_G_ENC_INDEX, "VIDIOC_G_ENC_INDEX"}, +#endif +#if defined(VIDIOC_ENCODER_CMD) +{VIDIOC_ENCODER_CMD, "VIDIOC_ENCODER_CMD"}, +#endif +#if defined(VIDIOC_TRY_ENCODER_CMD) +{VIDIOC_TRY_ENCODER_CMD, "VIDIOC_TRY_ENCODER_CMD"}, +#endif +#if defined(VIDIOC_G_CHIP_IDENT) +{VIDIOC_G_CHIP_IDENT, "VIDIOC_G_CHIP_IDENT"}, +#endif + +#if defined(VIDIOC_OVERLAY_OLD) +{VIDIOC_OVERLAY_OLD, "VIDIOC_OVERLAY_OLD"}, +#endif +#if defined(VIDIOC_S_PARM_OLD) +{VIDIOC_S_PARM_OLD, "VIDIOC_S_PARM_OLD"}, +#endif +#if defined(VIDIOC_S_CTRL_OLD) +{VIDIOC_S_CTRL_OLD, "VIDIOC_S_CTRL_OLD"}, +#endif +#if defined(VIDIOC_G_AUDIO_OLD) +{VIDIOC_G_AUDIO_OLD, "VIDIOC_G_AUDIO_OLD"}, +#endif +#if defined(VIDIOC_G_AUDOUT_OLD) +{VIDIOC_G_AUDOUT_OLD, "VIDIOC_G_AUDOUT_OLD"}, +#endif +#if defined(VIDIOC_CROPCAP_OLD) +{VIDIOC_CROPCAP_OLD, "VIDIOC_CROPCAP_OLD"}, +#endif +{0xFFFFFFFF, ""} +}; + +static struct mess mess1[] = \ +{ +#if defined(VIDIOCGCAP) +{VIDIOCGCAP, "VIDIOCGCAP"}, +#endif +#if defined(VIDIOCGCHAN) +{VIDIOCGCHAN, "VIDIOCGCHAN"}, +#endif +#if defined(VIDIOCSCHAN) +{VIDIOCSCHAN, "VIDIOCSCHAN"}, +#endif +#if defined(VIDIOCGTUNER) +{VIDIOCGTUNER, "VIDIOCGTUNER"}, +#endif +#if defined(VIDIOCSTUNER) +{VIDIOCSTUNER, "VIDIOCSTUNER"}, +#endif +#if defined(VIDIOCGPICT) +{VIDIOCGPICT, "VIDIOCGPICT"}, +#endif +#if defined(VIDIOCSPICT) +{VIDIOCSPICT, "VIDIOCSPICT"}, +#endif +#if defined(VIDIOCCAPTURE) +{VIDIOCCAPTURE, "VIDIOCCAPTURE"}, +#endif +#if defined(VIDIOCGWIN) +{VIDIOCGWIN, "VIDIOCGWIN"}, +#endif +#if defined(VIDIOCSWIN) +{VIDIOCSWIN, "VIDIOCSWIN"}, +#endif +#if defined(VIDIOCGFBUF) +{VIDIOCGFBUF, "VIDIOCGFBUF"}, +#endif +#if defined(VIDIOCSFBUF) +{VIDIOCSFBUF, "VIDIOCSFBUF"}, +#endif +#if defined(VIDIOCKEY) +{VIDIOCKEY, "VIDIOCKEY"}, +#endif +#if defined(VIDIOCGFREQ) +{VIDIOCGFREQ, "VIDIOCGFREQ"}, +#endif +#if defined(VIDIOCSFREQ) +{VIDIOCSFREQ, "VIDIOCSFREQ"}, +#endif +#if defined(VIDIOCGAUDIO) +{VIDIOCGAUDIO, "VIDIOCGAUDIO"}, +#endif +#if defined(VIDIOCSAUDIO) +{VIDIOCSAUDIO, "VIDIOCSAUDIO"}, +#endif +#if defined(VIDIOCSYNC) +{VIDIOCSYNC, "VIDIOCSYNC"}, +#endif +#if defined(VIDIOCMCAPTURE) +{VIDIOCMCAPTURE, "VIDIOCMCAPTURE"}, +#endif +#if defined(VIDIOCGMBUF) +{VIDIOCGMBUF, "VIDIOCGMBUF"}, +#endif +#if defined(VIDIOCGUNIT) +{VIDIOCGUNIT, "VIDIOCGUNIT"}, +#endif +#if defined(VIDIOCGCAPTURE) +{VIDIOCGCAPTURE, "VIDIOCGCAPTURE"}, +#endif +#if defined(VIDIOCSCAPTURE) +{VIDIOCSCAPTURE, "VIDIOCSCAPTURE"}, +#endif +#if defined(VIDIOCSPLAYMODE) +{VIDIOCSPLAYMODE, "VIDIOCSPLAYMODE"}, +#endif +#if defined(VIDIOCSWRITEMODE) +{VIDIOCSWRITEMODE, "VIDIOCSWRITEMODE"}, +#endif +#if defined(VIDIOCGPLAYINFO) +{VIDIOCGPLAYINFO, "VIDIOCGPLAYINFO"}, +#endif +#if defined(VIDIOCSMICROCODE) +{VIDIOCSMICROCODE, "VIDIOCSMICROCODE"}, +#endif +{0xFFFFFFFF, ""} +}; + +k = 0; +while (mess[k].name[0]) { + if (wot == mess[k].command) { + JOT(8, "ioctl 0x%08X is %s\n", \ + mess[k].command, &mess[k].name[0]); + return 0; + } + k++; +} +JOT(8, "ioctl 0x%08X is not in videodev2.h\n", wot); + +k = 0; +while (mess1[k].name[0]) { + if (wot == mess1[k].command) { + JOT(8, "ioctl 0x%08X is %s (V4L1)\n", \ + mess1[k].command, &mess1[k].name[0]); + return 0; + } + k++; +} +JOT(8, "ioctl 0x%08X is not in videodev.h\n", wot); +return -1; +} +/*****************************************************************************/ +int explain_cid(__u32 wot) +{ +int k; +/*---------------------------------------------------------------------------*/ +/* + * THE DATA FOR THE ARRAY mess BELOW WERE CONSTRUCTED BY RUNNING THE FOLLOWING + * SHELL SCRIPT: + * # + * cat /usr/src/linux-headers-`uname -r`/include/linux/videodev2.h | \ + * grep "^#define V4L2_CID_" | \ + * sed -e "s,(.*$,,;p" | sed -e "N;s,\n,, " | \ + * sed -e "s/^#define / {/;s/#define /, \"/;s/$/\"},/" | \ + * sed -e "s, ,,g;s, ,,g" | grep -v "_BASE" | grep -v "MPEG" >cid.tmp + * echo "{0xFFFFFFFF,\"\"}" >>cid.tmp + * exit 0 + * # + */ +/*---------------------------------------------------------------------------*/ +static struct mess +{ +__u32 command; +char name[64]; +} mess[] = { +#if defined(V4L2_CID_USER_CLASS) +{V4L2_CID_USER_CLASS, "V4L2_CID_USER_CLASS"}, +#endif +#if defined(V4L2_CID_BRIGHTNESS) +{V4L2_CID_BRIGHTNESS, "V4L2_CID_BRIGHTNESS"}, +#endif +#if defined(V4L2_CID_CONTRAST) +{V4L2_CID_CONTRAST, "V4L2_CID_CONTRAST"}, +#endif +#if defined(V4L2_CID_SATURATION) +{V4L2_CID_SATURATION, "V4L2_CID_SATURATION"}, +#endif +#if defined(V4L2_CID_HUE) +{V4L2_CID_HUE, "V4L2_CID_HUE"}, +#endif +#if defined(V4L2_CID_AUDIO_VOLUME) +{V4L2_CID_AUDIO_VOLUME, "V4L2_CID_AUDIO_VOLUME"}, +#endif +#if defined(V4L2_CID_AUDIO_BALANCE) +{V4L2_CID_AUDIO_BALANCE, "V4L2_CID_AUDIO_BALANCE"}, +#endif +#if defined(V4L2_CID_AUDIO_BASS) +{V4L2_CID_AUDIO_BASS, "V4L2_CID_AUDIO_BASS"}, +#endif +#if defined(V4L2_CID_AUDIO_TREBLE) +{V4L2_CID_AUDIO_TREBLE, "V4L2_CID_AUDIO_TREBLE"}, +#endif +#if defined(V4L2_CID_AUDIO_MUTE) +{V4L2_CID_AUDIO_MUTE, "V4L2_CID_AUDIO_MUTE"}, +#endif +#if defined(V4L2_CID_AUDIO_LOUDNESS) +{V4L2_CID_AUDIO_LOUDNESS, "V4L2_CID_AUDIO_LOUDNESS"}, +#endif +#if defined(V4L2_CID_BLACK_LEVEL) +{V4L2_CID_BLACK_LEVEL, "V4L2_CID_BLACK_LEVEL"}, +#endif +#if defined(V4L2_CID_AUTO_WHITE_BALANCE) +{V4L2_CID_AUTO_WHITE_BALANCE, "V4L2_CID_AUTO_WHITE_BALANCE"}, +#endif +#if defined(V4L2_CID_DO_WHITE_BALANCE) +{V4L2_CID_DO_WHITE_BALANCE, "V4L2_CID_DO_WHITE_BALANCE"}, +#endif +#if defined(V4L2_CID_RED_BALANCE) +{V4L2_CID_RED_BALANCE, "V4L2_CID_RED_BALANCE"}, +#endif +#if defined(V4L2_CID_BLUE_BALANCE) +{V4L2_CID_BLUE_BALANCE, "V4L2_CID_BLUE_BALANCE"}, +#endif +#if defined(V4L2_CID_GAMMA) +{V4L2_CID_GAMMA, "V4L2_CID_GAMMA"}, +#endif +#if defined(V4L2_CID_WHITENESS) +{V4L2_CID_WHITENESS, "V4L2_CID_WHITENESS"}, +#endif +#if defined(V4L2_CID_EXPOSURE) +{V4L2_CID_EXPOSURE, "V4L2_CID_EXPOSURE"}, +#endif +#if defined(V4L2_CID_AUTOGAIN) +{V4L2_CID_AUTOGAIN, "V4L2_CID_AUTOGAIN"}, +#endif +#if defined(V4L2_CID_GAIN) +{V4L2_CID_GAIN, "V4L2_CID_GAIN"}, +#endif +#if defined(V4L2_CID_HFLIP) +{V4L2_CID_HFLIP, "V4L2_CID_HFLIP"}, +#endif +#if defined(V4L2_CID_VFLIP) +{V4L2_CID_VFLIP, "V4L2_CID_VFLIP"}, +#endif +#if defined(V4L2_CID_HCENTER) +{V4L2_CID_HCENTER, "V4L2_CID_HCENTER"}, +#endif +#if defined(V4L2_CID_VCENTER) +{V4L2_CID_VCENTER, "V4L2_CID_VCENTER"}, +#endif +#if defined(V4L2_CID_POWER_LINE_FREQUENCY) +{V4L2_CID_POWER_LINE_FREQUENCY, "V4L2_CID_POWER_LINE_FREQUENCY"}, +#endif +#if defined(V4L2_CID_HUE_AUTO) +{V4L2_CID_HUE_AUTO, "V4L2_CID_HUE_AUTO"}, +#endif +#if defined(V4L2_CID_WHITE_BALANCE_TEMPERATURE) +{V4L2_CID_WHITE_BALANCE_TEMPERATURE, "V4L2_CID_WHITE_BALANCE_TEMPERATURE"}, +#endif +#if defined(V4L2_CID_SHARPNESS) +{V4L2_CID_SHARPNESS, "V4L2_CID_SHARPNESS"}, +#endif +#if defined(V4L2_CID_BACKLIGHT_COMPENSATION) +{V4L2_CID_BACKLIGHT_COMPENSATION, "V4L2_CID_BACKLIGHT_COMPENSATION"}, +#endif +#if defined(V4L2_CID_CHROMA_AGC) +{V4L2_CID_CHROMA_AGC, "V4L2_CID_CHROMA_AGC"}, +#endif +#if defined(V4L2_CID_COLOR_KILLER) +{V4L2_CID_COLOR_KILLER, "V4L2_CID_COLOR_KILLER"}, +#endif +#if defined(V4L2_CID_LASTP1) +{V4L2_CID_LASTP1, "V4L2_CID_LASTP1"}, +#endif +#if defined(V4L2_CID_CAMERA_CLASS) +{V4L2_CID_CAMERA_CLASS, "V4L2_CID_CAMERA_CLASS"}, +#endif +#if defined(V4L2_CID_EXPOSURE_AUTO) +{V4L2_CID_EXPOSURE_AUTO, "V4L2_CID_EXPOSURE_AUTO"}, +#endif +#if defined(V4L2_CID_EXPOSURE_ABSOLUTE) +{V4L2_CID_EXPOSURE_ABSOLUTE, "V4L2_CID_EXPOSURE_ABSOLUTE"}, +#endif +#if defined(V4L2_CID_EXPOSURE_AUTO_PRIORITY) +{V4L2_CID_EXPOSURE_AUTO_PRIORITY, "V4L2_CID_EXPOSURE_AUTO_PRIORITY"}, +#endif +#if defined(V4L2_CID_PAN_RELATIVE) +{V4L2_CID_PAN_RELATIVE, "V4L2_CID_PAN_RELATIVE"}, +#endif +#if defined(V4L2_CID_TILT_RELATIVE) +{V4L2_CID_TILT_RELATIVE, "V4L2_CID_TILT_RELATIVE"}, +#endif +#if defined(V4L2_CID_PAN_RESET) +{V4L2_CID_PAN_RESET, "V4L2_CID_PAN_RESET"}, +#endif +#if defined(V4L2_CID_TILT_RESET) +{V4L2_CID_TILT_RESET, "V4L2_CID_TILT_RESET"}, +#endif +#if defined(V4L2_CID_PAN_ABSOLUTE) +{V4L2_CID_PAN_ABSOLUTE, "V4L2_CID_PAN_ABSOLUTE"}, +#endif +#if defined(V4L2_CID_TILT_ABSOLUTE) +{V4L2_CID_TILT_ABSOLUTE, "V4L2_CID_TILT_ABSOLUTE"}, +#endif +#if defined(V4L2_CID_FOCUS_ABSOLUTE) +{V4L2_CID_FOCUS_ABSOLUTE, "V4L2_CID_FOCUS_ABSOLUTE"}, +#endif +#if defined(V4L2_CID_FOCUS_RELATIVE) +{V4L2_CID_FOCUS_RELATIVE, "V4L2_CID_FOCUS_RELATIVE"}, +#endif +#if defined(V4L2_CID_FOCUS_AUTO) +{V4L2_CID_FOCUS_AUTO, "V4L2_CID_FOCUS_AUTO"}, +#endif +{0xFFFFFFFF, ""} +}; + +k = 0; +while (mess[k].name[0]) { + if (wot == mess[k].command) { + JOT(8, "ioctl 0x%08X is %s\n", \ + mess[k].command, &mess[k].name[0]); + return 0; + } + k++; +} +JOT(8, "cid 0x%08X is not in videodev2.h\n", wot); +return -1; +} +/*****************************************************************************/ |