* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
- * Author: Alan Cox, <alan@redhat.com>
+ * Author: Alan Cox, <alan@lxorguk.ukuu.org.uk>
*
* Fixes:
*/
#include <asm/pgtable.h>
#include <asm/io.h>
#include <asm/div64.h>
-#include <linux/video_decoder.h>
#define __OLD_VIDIOC_ /* To allow fixing old calls*/
#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
#include <media/v4l2-chip-ident.h>
-#ifdef CONFIG_KMOD
-#include <linux/kmod.h>
-#endif
-
-#include <linux/videodev.h>
+#include <linux/videodev2.h>
MODULE_AUTHOR("Bill Dirks, Justin Schoeman, Gerd Knorr");
MODULE_DESCRIPTION("misc helper functions for v4l2 device drivers");
*/
-char *v4l2_norm_to_name(v4l2_std_id id)
-{
- char *name;
- u32 myid = id;
-
- /* HACK: ppc32 architecture doesn't have __ucmpdi2 function to handle
- 64 bit comparations. So, on that architecture, with some gcc variants,
- compilation fails. Currently, the max value is 30bit wide.
- */
- BUG_ON(myid != id);
-
- switch (myid) {
- case V4L2_STD_PAL:
- name="PAL"; break;
- case V4L2_STD_PAL_BG:
- name="PAL-BG"; break;
- case V4L2_STD_PAL_DK:
- name="PAL-DK"; break;
- case V4L2_STD_PAL_B:
- name="PAL-B"; break;
- case V4L2_STD_PAL_B1:
- name="PAL-B1"; break;
- case V4L2_STD_PAL_G:
- name="PAL-G"; break;
- case V4L2_STD_PAL_H:
- name="PAL-H"; break;
- case V4L2_STD_PAL_I:
- name="PAL-I"; break;
- case V4L2_STD_PAL_D:
- name="PAL-D"; break;
- case V4L2_STD_PAL_D1:
- name="PAL-D1"; break;
- case V4L2_STD_PAL_K:
- name="PAL-K"; break;
- case V4L2_STD_PAL_M:
- name="PAL-M"; break;
- case V4L2_STD_PAL_N:
- name="PAL-N"; break;
- case V4L2_STD_PAL_Nc:
- name="PAL-Nc"; break;
- case V4L2_STD_PAL_60:
- name="PAL-60"; break;
- case V4L2_STD_NTSC:
- name="NTSC"; break;
- case V4L2_STD_NTSC_M:
- name="NTSC-M"; break;
- case V4L2_STD_NTSC_M_JP:
- name="NTSC-M-JP"; break;
- case V4L2_STD_NTSC_443:
- name="NTSC-443"; break;
- case V4L2_STD_NTSC_M_KR:
- name="NTSC-M-KR"; break;
- case V4L2_STD_SECAM:
- name="SECAM"; break;
- case V4L2_STD_SECAM_DK:
- name="SECAM-DK"; break;
- case V4L2_STD_SECAM_B:
- name="SECAM-B"; break;
- case V4L2_STD_SECAM_D:
- name="SECAM-D"; break;
- case V4L2_STD_SECAM_G:
- name="SECAM-G"; break;
- case V4L2_STD_SECAM_H:
- name="SECAM-H"; break;
- case V4L2_STD_SECAM_K:
- name="SECAM-K"; break;
- case V4L2_STD_SECAM_K1:
- name="SECAM-K1"; break;
- case V4L2_STD_SECAM_L:
- name="SECAM-L"; break;
- case V4L2_STD_SECAM_LC:
- name="SECAM-LC"; break;
- default:
- name="Unknown"; break;
- }
-
- return name;
-}
-
-/* Fill in the fields of a v4l2_standard structure according to the
- 'id' and 'transmission' parameters. Returns negative on error. */
-int v4l2_video_std_construct(struct v4l2_standard *vs,
- int id, char *name)
-{
- u32 index = vs->index;
-
- memset(vs, 0, sizeof(struct v4l2_standard));
- vs->index = index;
- vs->id = id;
- if (id & V4L2_STD_525_60) {
- vs->frameperiod.numerator = 1001;
- vs->frameperiod.denominator = 30000;
- vs->framelines = 525;
- } else {
- vs->frameperiod.numerator = 1;
- vs->frameperiod.denominator = 25;
- vs->framelines = 625;
- }
- strlcpy(vs->name,name,sizeof(vs->name));
- return 0;
-}
-
/* ----------------------------------------------------------------- */
/* priority handling */
memset(global,0,sizeof(*global));
return 0;
}
+EXPORT_SYMBOL(v4l2_prio_init);
int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local,
enum v4l2_priority new)
*local = new;
return 0;
}
+EXPORT_SYMBOL(v4l2_prio_change);
int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local)
{
return v4l2_prio_change(global,local,V4L2_PRIORITY_DEFAULT);
}
+EXPORT_SYMBOL(v4l2_prio_open);
int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local)
{
atomic_dec(&global->prios[*local]);
return 0;
}
+EXPORT_SYMBOL(v4l2_prio_close);
enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global)
{
return V4L2_PRIORITY_BACKGROUND;
return V4L2_PRIORITY_UNSET;
}
+EXPORT_SYMBOL(v4l2_prio_max);
int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local)
{
return -EBUSY;
return 0;
}
-
-
-/* ----------------------------------------------------------------- */
-/* some arrays for pretty-printing debug messages of enum types */
-
-char *v4l2_field_names[] = {
- [V4L2_FIELD_ANY] = "any",
- [V4L2_FIELD_NONE] = "none",
- [V4L2_FIELD_TOP] = "top",
- [V4L2_FIELD_BOTTOM] = "bottom",
- [V4L2_FIELD_INTERLACED] = "interlaced",
- [V4L2_FIELD_SEQ_TB] = "seq-tb",
- [V4L2_FIELD_SEQ_BT] = "seq-bt",
- [V4L2_FIELD_ALTERNATE] = "alternate",
- [V4L2_FIELD_INTERLACED_TB] = "interlaced-tb",
- [V4L2_FIELD_INTERLACED_BT] = "interlaced-bt",
-};
-
-char *v4l2_type_names[] = {
- [V4L2_BUF_TYPE_VIDEO_CAPTURE] = "video-cap",
- [V4L2_BUF_TYPE_VIDEO_OVERLAY] = "video-over",
- [V4L2_BUF_TYPE_VIDEO_OUTPUT] = "video-out",
- [V4L2_BUF_TYPE_VBI_CAPTURE] = "vbi-cap",
- [V4L2_BUF_TYPE_VBI_OUTPUT] = "vbi-out",
- [V4L2_BUF_TYPE_SLICED_VBI_CAPTURE] = "sliced-vbi-cap",
- [V4L2_BUF_TYPE_SLICED_VBI_OUTPUT] = "sliced-vbi-out",
- [V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY] = "video-out-over",
-};
-
-
-#define prt_names(a,arr) (((a)>=0)&&((a)<ARRAY_SIZE(arr)))?arr[a]:"unknown"
-
-/* ------------------------------------------------------------------ */
-/* debug help functions */
-
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-static const char *v4l1_ioctls[] = {
- [_IOC_NR(VIDIOCGCAP)] = "VIDIOCGCAP",
- [_IOC_NR(VIDIOCGCHAN)] = "VIDIOCGCHAN",
- [_IOC_NR(VIDIOCSCHAN)] = "VIDIOCSCHAN",
- [_IOC_NR(VIDIOCGTUNER)] = "VIDIOCGTUNER",
- [_IOC_NR(VIDIOCSTUNER)] = "VIDIOCSTUNER",
- [_IOC_NR(VIDIOCGPICT)] = "VIDIOCGPICT",
- [_IOC_NR(VIDIOCSPICT)] = "VIDIOCSPICT",
- [_IOC_NR(VIDIOCCAPTURE)] = "VIDIOCCAPTURE",
- [_IOC_NR(VIDIOCGWIN)] = "VIDIOCGWIN",
- [_IOC_NR(VIDIOCSWIN)] = "VIDIOCSWIN",
- [_IOC_NR(VIDIOCGFBUF)] = "VIDIOCGFBUF",
- [_IOC_NR(VIDIOCSFBUF)] = "VIDIOCSFBUF",
- [_IOC_NR(VIDIOCKEY)] = "VIDIOCKEY",
- [_IOC_NR(VIDIOCGFREQ)] = "VIDIOCGFREQ",
- [_IOC_NR(VIDIOCSFREQ)] = "VIDIOCSFREQ",
- [_IOC_NR(VIDIOCGAUDIO)] = "VIDIOCGAUDIO",
- [_IOC_NR(VIDIOCSAUDIO)] = "VIDIOCSAUDIO",
- [_IOC_NR(VIDIOCSYNC)] = "VIDIOCSYNC",
- [_IOC_NR(VIDIOCMCAPTURE)] = "VIDIOCMCAPTURE",
- [_IOC_NR(VIDIOCGMBUF)] = "VIDIOCGMBUF",
- [_IOC_NR(VIDIOCGUNIT)] = "VIDIOCGUNIT",
- [_IOC_NR(VIDIOCGCAPTURE)] = "VIDIOCGCAPTURE",
- [_IOC_NR(VIDIOCSCAPTURE)] = "VIDIOCSCAPTURE",
- [_IOC_NR(VIDIOCSPLAYMODE)] = "VIDIOCSPLAYMODE",
- [_IOC_NR(VIDIOCSWRITEMODE)] = "VIDIOCSWRITEMODE",
- [_IOC_NR(VIDIOCGPLAYINFO)] = "VIDIOCGPLAYINFO",
- [_IOC_NR(VIDIOCSMICROCODE)] = "VIDIOCSMICROCODE",
- [_IOC_NR(VIDIOCGVBIFMT)] = "VIDIOCGVBIFMT",
- [_IOC_NR(VIDIOCSVBIFMT)] = "VIDIOCSVBIFMT"
-};
-#define V4L1_IOCTLS ARRAY_SIZE(v4l1_ioctls)
-#endif
-
-static const char *v4l2_ioctls[] = {
- [_IOC_NR(VIDIOC_QUERYCAP)] = "VIDIOC_QUERYCAP",
- [_IOC_NR(VIDIOC_RESERVED)] = "VIDIOC_RESERVED",
- [_IOC_NR(VIDIOC_ENUM_FMT)] = "VIDIOC_ENUM_FMT",
- [_IOC_NR(VIDIOC_G_FMT)] = "VIDIOC_G_FMT",
- [_IOC_NR(VIDIOC_S_FMT)] = "VIDIOC_S_FMT",
- [_IOC_NR(VIDIOC_G_MPEGCOMP)] = "VIDIOC_G_MPEGCOMP",
- [_IOC_NR(VIDIOC_S_MPEGCOMP)] = "VIDIOC_S_MPEGCOMP",
- [_IOC_NR(VIDIOC_REQBUFS)] = "VIDIOC_REQBUFS",
- [_IOC_NR(VIDIOC_QUERYBUF)] = "VIDIOC_QUERYBUF",
- [_IOC_NR(VIDIOC_G_FBUF)] = "VIDIOC_G_FBUF",
- [_IOC_NR(VIDIOC_S_FBUF)] = "VIDIOC_S_FBUF",
- [_IOC_NR(VIDIOC_OVERLAY)] = "VIDIOC_OVERLAY",
- [_IOC_NR(VIDIOC_QBUF)] = "VIDIOC_QBUF",
- [_IOC_NR(VIDIOC_DQBUF)] = "VIDIOC_DQBUF",
- [_IOC_NR(VIDIOC_STREAMON)] = "VIDIOC_STREAMON",
- [_IOC_NR(VIDIOC_STREAMOFF)] = "VIDIOC_STREAMOFF",
- [_IOC_NR(VIDIOC_G_PARM)] = "VIDIOC_G_PARM",
- [_IOC_NR(VIDIOC_S_PARM)] = "VIDIOC_S_PARM",
- [_IOC_NR(VIDIOC_G_STD)] = "VIDIOC_G_STD",
- [_IOC_NR(VIDIOC_S_STD)] = "VIDIOC_S_STD",
- [_IOC_NR(VIDIOC_ENUMSTD)] = "VIDIOC_ENUMSTD",
- [_IOC_NR(VIDIOC_ENUMINPUT)] = "VIDIOC_ENUMINPUT",
- [_IOC_NR(VIDIOC_G_CTRL)] = "VIDIOC_G_CTRL",
- [_IOC_NR(VIDIOC_S_CTRL)] = "VIDIOC_S_CTRL",
- [_IOC_NR(VIDIOC_G_TUNER)] = "VIDIOC_G_TUNER",
- [_IOC_NR(VIDIOC_S_TUNER)] = "VIDIOC_S_TUNER",
- [_IOC_NR(VIDIOC_G_AUDIO)] = "VIDIOC_G_AUDIO",
- [_IOC_NR(VIDIOC_S_AUDIO)] = "VIDIOC_S_AUDIO",
- [_IOC_NR(VIDIOC_QUERYCTRL)] = "VIDIOC_QUERYCTRL",
- [_IOC_NR(VIDIOC_QUERYMENU)] = "VIDIOC_QUERYMENU",
- [_IOC_NR(VIDIOC_G_INPUT)] = "VIDIOC_G_INPUT",
- [_IOC_NR(VIDIOC_S_INPUT)] = "VIDIOC_S_INPUT",
- [_IOC_NR(VIDIOC_G_OUTPUT)] = "VIDIOC_G_OUTPUT",
- [_IOC_NR(VIDIOC_S_OUTPUT)] = "VIDIOC_S_OUTPUT",
- [_IOC_NR(VIDIOC_ENUMOUTPUT)] = "VIDIOC_ENUMOUTPUT",
- [_IOC_NR(VIDIOC_G_AUDOUT)] = "VIDIOC_G_AUDOUT",
- [_IOC_NR(VIDIOC_S_AUDOUT)] = "VIDIOC_S_AUDOUT",
- [_IOC_NR(VIDIOC_G_MODULATOR)] = "VIDIOC_G_MODULATOR",
- [_IOC_NR(VIDIOC_S_MODULATOR)] = "VIDIOC_S_MODULATOR",
- [_IOC_NR(VIDIOC_G_FREQUENCY)] = "VIDIOC_G_FREQUENCY",
- [_IOC_NR(VIDIOC_S_FREQUENCY)] = "VIDIOC_S_FREQUENCY",
- [_IOC_NR(VIDIOC_CROPCAP)] = "VIDIOC_CROPCAP",
- [_IOC_NR(VIDIOC_G_CROP)] = "VIDIOC_G_CROP",
- [_IOC_NR(VIDIOC_S_CROP)] = "VIDIOC_S_CROP",
- [_IOC_NR(VIDIOC_G_JPEGCOMP)] = "VIDIOC_G_JPEGCOMP",
- [_IOC_NR(VIDIOC_S_JPEGCOMP)] = "VIDIOC_S_JPEGCOMP",
- [_IOC_NR(VIDIOC_QUERYSTD)] = "VIDIOC_QUERYSTD",
- [_IOC_NR(VIDIOC_TRY_FMT)] = "VIDIOC_TRY_FMT",
- [_IOC_NR(VIDIOC_ENUMAUDIO)] = "VIDIOC_ENUMAUDIO",
- [_IOC_NR(VIDIOC_ENUMAUDOUT)] = "VIDIOC_ENUMAUDOUT",
- [_IOC_NR(VIDIOC_G_PRIORITY)] = "VIDIOC_G_PRIORITY",
- [_IOC_NR(VIDIOC_S_PRIORITY)] = "VIDIOC_S_PRIORITY",
- [_IOC_NR(VIDIOC_G_SLICED_VBI_CAP)] = "VIDIOC_G_SLICED_VBI_CAP",
- [_IOC_NR(VIDIOC_LOG_STATUS)] = "VIDIOC_LOG_STATUS",
- [_IOC_NR(VIDIOC_G_EXT_CTRLS)] = "VIDIOC_G_EXT_CTRLS",
- [_IOC_NR(VIDIOC_S_EXT_CTRLS)] = "VIDIOC_S_EXT_CTRLS",
- [_IOC_NR(VIDIOC_TRY_EXT_CTRLS)] = "VIDIOC_TRY_EXT_CTRLS",
-#if 1
- [_IOC_NR(VIDIOC_ENUM_FRAMESIZES)] = "VIDIOC_ENUM_FRAMESIZES",
- [_IOC_NR(VIDIOC_ENUM_FRAMEINTERVALS)] = "VIDIOC_ENUM_FRAMEINTERVALS",
- [_IOC_NR(VIDIOC_G_ENC_INDEX)] = "VIDIOC_G_ENC_INDEX",
- [_IOC_NR(VIDIOC_ENCODER_CMD)] = "VIDIOC_ENCODER_CMD",
- [_IOC_NR(VIDIOC_TRY_ENCODER_CMD)] = "VIDIOC_TRY_ENCODER_CMD",
-
- [_IOC_NR(VIDIOC_DBG_S_REGISTER)] = "VIDIOC_DBG_S_REGISTER",
- [_IOC_NR(VIDIOC_DBG_G_REGISTER)] = "VIDIOC_DBG_G_REGISTER",
-
- [_IOC_NR(VIDIOC_G_CHIP_IDENT)] = "VIDIOC_G_CHIP_IDENT",
-#endif
-};
-#define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
-
-static const char *v4l2_int_ioctls[] = {
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
- [_IOC_NR(DECODER_GET_CAPABILITIES)] = "DECODER_GET_CAPABILITIES",
- [_IOC_NR(DECODER_GET_STATUS)] = "DECODER_GET_STATUS",
- [_IOC_NR(DECODER_SET_NORM)] = "DECODER_SET_NORM",
- [_IOC_NR(DECODER_SET_INPUT)] = "DECODER_SET_INPUT",
- [_IOC_NR(DECODER_SET_OUTPUT)] = "DECODER_SET_OUTPUT",
- [_IOC_NR(DECODER_ENABLE_OUTPUT)] = "DECODER_ENABLE_OUTPUT",
- [_IOC_NR(DECODER_SET_PICTURE)] = "DECODER_SET_PICTURE",
- [_IOC_NR(DECODER_SET_GPIO)] = "DECODER_SET_GPIO",
- [_IOC_NR(DECODER_INIT)] = "DECODER_INIT",
- [_IOC_NR(DECODER_SET_VBI_BYPASS)] = "DECODER_SET_VBI_BYPASS",
- [_IOC_NR(DECODER_DUMP)] = "DECODER_DUMP",
-#endif
- [_IOC_NR(AUDC_SET_RADIO)] = "AUDC_SET_RADIO",
-
- [_IOC_NR(TUNER_SET_TYPE_ADDR)] = "TUNER_SET_TYPE_ADDR",
- [_IOC_NR(TUNER_SET_STANDBY)] = "TUNER_SET_STANDBY",
- [_IOC_NR(TDA9887_SET_CONFIG)] = "TDA9887_SET_CONFIG",
-
- [_IOC_NR(VIDIOC_INT_S_TUNER_MODE)] = "VIDIOC_INT_S_TUNER_MODE",
- [_IOC_NR(VIDIOC_INT_RESET)] = "VIDIOC_INT_RESET",
- [_IOC_NR(VIDIOC_INT_AUDIO_CLOCK_FREQ)] = "VIDIOC_INT_AUDIO_CLOCK_FREQ",
- [_IOC_NR(VIDIOC_INT_DECODE_VBI_LINE)] = "VIDIOC_INT_DECODE_VBI_LINE",
- [_IOC_NR(VIDIOC_INT_S_VBI_DATA)] = "VIDIOC_INT_S_VBI_DATA",
- [_IOC_NR(VIDIOC_INT_G_VBI_DATA)] = "VIDIOC_INT_G_VBI_DATA",
- [_IOC_NR(VIDIOC_INT_I2S_CLOCK_FREQ)] = "VIDIOC_INT_I2S_CLOCK_FREQ",
- [_IOC_NR(VIDIOC_INT_S_STANDBY)] = "VIDIOC_INT_S_STANDBY",
- [_IOC_NR(VIDIOC_INT_S_AUDIO_ROUTING)] = "VIDIOC_INT_S_AUDIO_ROUTING",
- [_IOC_NR(VIDIOC_INT_G_AUDIO_ROUTING)] = "VIDIOC_INT_G_AUDIO_ROUTING",
- [_IOC_NR(VIDIOC_INT_S_VIDEO_ROUTING)] = "VIDIOC_INT_S_VIDEO_ROUTING",
- [_IOC_NR(VIDIOC_INT_G_VIDEO_ROUTING)] = "VIDIOC_INT_G_VIDEO_ROUTING",
- [_IOC_NR(VIDIOC_INT_S_CRYSTAL_FREQ)] = "VIDIOC_INT_S_CRYSTAL_FREQ",
- [_IOC_NR(VIDIOC_INT_INIT)] = "VIDIOC_INT_INIT",
- [_IOC_NR(VIDIOC_INT_G_STD_OUTPUT)] = "VIDIOC_INT_G_STD_OUTPUT",
- [_IOC_NR(VIDIOC_INT_S_STD_OUTPUT)] = "VIDIOC_INT_S_STD_OUTPUT",
-};
-#define V4L2_INT_IOCTLS ARRAY_SIZE(v4l2_int_ioctls)
-
-
-/* Common ioctl debug function. This function can be used by
- external ioctl messages as well as internal V4L ioctl */
-void v4l_printk_ioctl(unsigned int cmd)
-{
- char *dir;
-
- switch (_IOC_DIR(cmd)) {
- case _IOC_NONE: dir = "--"; break;
- case _IOC_READ: dir = "r-"; break;
- case _IOC_WRITE: dir = "-w"; break;
- case _IOC_READ | _IOC_WRITE: dir = "rw"; break;
- default: dir = "*ERR*"; break;
- }
- switch (_IOC_TYPE(cmd)) {
- case 'd':
- printk("v4l2_int ioctl %s, dir=%s (0x%08x)\n",
- (_IOC_NR(cmd) < V4L2_INT_IOCTLS) ?
- v4l2_int_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
- break;
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
- case 'v':
- printk("v4l1 ioctl %s, dir=%s (0x%08x)\n",
- (_IOC_NR(cmd) < V4L1_IOCTLS) ?
- v4l1_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
- break;
-#endif
- case 'V':
- printk("v4l2 ioctl %s, dir=%s (0x%08x)\n",
- (_IOC_NR(cmd) < V4L2_IOCTLS) ?
- v4l2_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
- break;
-
- default:
- printk("unknown ioctl '%c', dir=%s, #%d (0x%08x)\n",
- _IOC_TYPE(cmd), dir, _IOC_NR(cmd), cmd);
- }
-}
-
+EXPORT_SYMBOL(v4l2_prio_check);
/* ----------------------------------------------------------------- */
}
return 0;
}
+EXPORT_SYMBOL(v4l2_ctrl_check);
/* Returns NULL or a character pointer array containing the menu for
the given control ID. The pointer array ends with a NULL pointer.
NULL
};
static const char *mpeg_audio_encoding[] = {
- "Layer I",
- "Layer II",
- "Layer III",
+ "MPEG-1/2 Layer I",
+ "MPEG-1/2 Layer II",
+ "MPEG-1/2 Layer III",
+ "MPEG-2/4 AAC",
+ "AC-3",
NULL
};
static const char *mpeg_audio_l1_bitrate[] = {
"320 kbps",
NULL
};
+ static const char *mpeg_audio_ac3_bitrate[] = {
+ "32 kbps",
+ "40 kbps",
+ "48 kbps",
+ "56 kbps",
+ "64 kbps",
+ "80 kbps",
+ "96 kbps",
+ "112 kbps",
+ "128 kbps",
+ "160 kbps",
+ "192 kbps",
+ "224 kbps",
+ "256 kbps",
+ "320 kbps",
+ "384 kbps",
+ "448 kbps",
+ "512 kbps",
+ "576 kbps",
+ "640 kbps",
+ NULL
+ };
static const char *mpeg_audio_mode[] = {
"Stereo",
"Joint Stereo",
static const char *mpeg_video_encoding[] = {
"MPEG-1",
"MPEG-2",
+ "MPEG-4 AVC",
NULL
};
static const char *mpeg_video_aspect[] = {
"Private packet, IVTV format",
NULL
};
+ static const char *camera_power_line_frequency[] = {
+ "Disabled",
+ "50 Hz",
+ "60 Hz",
+ NULL
+ };
+ static const char *camera_exposure_auto[] = {
+ "Auto Mode",
+ "Manual Mode",
+ "Shutter Priority Mode",
+ "Aperture Priority Mode",
+ NULL
+ };
+ static const char *colorfx[] = {
+ "None",
+ "Black & White",
+ "Sepia",
+ NULL
+ };
switch (id) {
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
return mpeg_audio_l2_bitrate;
case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
return mpeg_audio_l3_bitrate;
+ case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
+ return mpeg_audio_ac3_bitrate;
case V4L2_CID_MPEG_AUDIO_MODE:
return mpeg_audio_mode;
case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
return mpeg_stream_type;
case V4L2_CID_MPEG_STREAM_VBI_FMT:
return mpeg_stream_vbi_fmt;
+ case V4L2_CID_POWER_LINE_FREQUENCY:
+ return camera_power_line_frequency;
+ case V4L2_CID_EXPOSURE_AUTO:
+ return camera_exposure_auto;
+ case V4L2_CID_COLORFX:
+ return colorfx;
default:
return NULL;
}
}
+EXPORT_SYMBOL(v4l2_ctrl_get_menu);
-/* Fill in a struct v4l2_queryctrl */
-int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def)
+/* Return the control name. */
+const char *v4l2_ctrl_get_name(u32 id)
{
- const char *name;
-
- qctrl->flags = 0;
- switch (qctrl->id) {
+ switch (id) {
/* USER controls */
- case V4L2_CID_USER_CLASS: name = "User Controls"; break;
- case V4L2_CID_AUDIO_VOLUME: name = "Volume"; break;
- case V4L2_CID_AUDIO_MUTE: name = "Mute"; break;
- case V4L2_CID_AUDIO_BALANCE: name = "Balance"; break;
- case V4L2_CID_AUDIO_BASS: name = "Bass"; break;
- case V4L2_CID_AUDIO_TREBLE: name = "Treble"; break;
- case V4L2_CID_AUDIO_LOUDNESS: name = "Loudness"; break;
- case V4L2_CID_BRIGHTNESS: name = "Brightness"; break;
- case V4L2_CID_CONTRAST: name = "Contrast"; break;
- case V4L2_CID_SATURATION: name = "Saturation"; break;
- case V4L2_CID_HUE: name = "Hue"; break;
+ case V4L2_CID_USER_CLASS: return "User Controls";
+ case V4L2_CID_BRIGHTNESS: return "Brightness";
+ case V4L2_CID_CONTRAST: return "Contrast";
+ case V4L2_CID_SATURATION: return "Saturation";
+ case V4L2_CID_HUE: return "Hue";
+ case V4L2_CID_AUDIO_VOLUME: return "Volume";
+ case V4L2_CID_AUDIO_BALANCE: return "Balance";
+ case V4L2_CID_AUDIO_BASS: return "Bass";
+ case V4L2_CID_AUDIO_TREBLE: return "Treble";
+ case V4L2_CID_AUDIO_MUTE: return "Mute";
+ case V4L2_CID_AUDIO_LOUDNESS: return "Loudness";
+ case V4L2_CID_BLACK_LEVEL: return "Black Level";
+ case V4L2_CID_AUTO_WHITE_BALANCE: return "White Balance, Automatic";
+ case V4L2_CID_DO_WHITE_BALANCE: return "Do White Balance";
+ case V4L2_CID_RED_BALANCE: return "Red Balance";
+ case V4L2_CID_BLUE_BALANCE: return "Blue Balance";
+ case V4L2_CID_GAMMA: return "Gamma";
+ case V4L2_CID_EXPOSURE: return "Exposure";
+ case V4L2_CID_AUTOGAIN: return "Gain, Automatic";
+ case V4L2_CID_GAIN: return "Gain";
+ case V4L2_CID_HFLIP: return "Horizontal Flip";
+ case V4L2_CID_VFLIP: return "Vertical Flip";
+ case V4L2_CID_HCENTER: return "Horizontal Center";
+ case V4L2_CID_VCENTER: return "Vertical Center";
+ case V4L2_CID_POWER_LINE_FREQUENCY: return "Power Line Frequency";
+ case V4L2_CID_HUE_AUTO: return "Hue, Automatic";
+ case V4L2_CID_WHITE_BALANCE_TEMPERATURE: return "White Balance Temperature";
+ case V4L2_CID_SHARPNESS: return "Sharpness";
+ case V4L2_CID_BACKLIGHT_COMPENSATION: return "Backlight Compensation";
+ case V4L2_CID_CHROMA_AGC: return "Chroma AGC";
+ case V4L2_CID_COLOR_KILLER: return "Color Killer";
+ case V4L2_CID_COLORFX: return "Color Effects";
/* MPEG controls */
- case V4L2_CID_MPEG_CLASS: name = "MPEG Encoder Controls"; break;
- case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: name = "Audio Sampling Frequency"; break;
- case V4L2_CID_MPEG_AUDIO_ENCODING: name = "Audio Encoding Layer"; break;
- case V4L2_CID_MPEG_AUDIO_L1_BITRATE: name = "Audio Layer I Bitrate"; break;
- case V4L2_CID_MPEG_AUDIO_L2_BITRATE: name = "Audio Layer II Bitrate"; break;
- case V4L2_CID_MPEG_AUDIO_L3_BITRATE: name = "Audio Layer III Bitrate"; break;
- case V4L2_CID_MPEG_AUDIO_MODE: name = "Audio Stereo Mode"; break;
- case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: name = "Audio Stereo Mode Extension"; break;
- case V4L2_CID_MPEG_AUDIO_EMPHASIS: name = "Audio Emphasis"; break;
- case V4L2_CID_MPEG_AUDIO_CRC: name = "Audio CRC"; break;
- case V4L2_CID_MPEG_AUDIO_MUTE: name = "Audio Mute"; break;
- case V4L2_CID_MPEG_VIDEO_ENCODING: name = "Video Encoding"; break;
- case V4L2_CID_MPEG_VIDEO_ASPECT: name = "Video Aspect"; break;
- case V4L2_CID_MPEG_VIDEO_B_FRAMES: name = "Video B Frames"; break;
- case V4L2_CID_MPEG_VIDEO_GOP_SIZE: name = "Video GOP Size"; break;
- case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: name = "Video GOP Closure"; break;
- case V4L2_CID_MPEG_VIDEO_PULLDOWN: name = "Video Pulldown"; break;
- case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: name = "Video Bitrate Mode"; break;
- case V4L2_CID_MPEG_VIDEO_BITRATE: name = "Video Bitrate"; break;
- case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: name = "Video Peak Bitrate"; break;
- case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: name = "Video Temporal Decimation"; break;
- case V4L2_CID_MPEG_VIDEO_MUTE: name = "Video Mute"; break;
- case V4L2_CID_MPEG_VIDEO_MUTE_YUV: name = "Video Mute YUV"; break;
- case V4L2_CID_MPEG_STREAM_TYPE: name = "Stream Type"; break;
- case V4L2_CID_MPEG_STREAM_PID_PMT: name = "Stream PMT Program ID"; break;
- case V4L2_CID_MPEG_STREAM_PID_AUDIO: name = "Stream Audio Program ID"; break;
- case V4L2_CID_MPEG_STREAM_PID_VIDEO: name = "Stream Video Program ID"; break;
- case V4L2_CID_MPEG_STREAM_PID_PCR: name = "Stream PCR Program ID"; break;
- case V4L2_CID_MPEG_STREAM_PES_ID_AUDIO: name = "Stream PES Audio ID"; break;
- case V4L2_CID_MPEG_STREAM_PES_ID_VIDEO: name = "Stream PES Video ID"; break;
- case V4L2_CID_MPEG_STREAM_VBI_FMT: name = "Stream VBI Format"; break;
+ case V4L2_CID_MPEG_CLASS: return "MPEG Encoder Controls";
+ case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: return "Audio Sampling Frequency";
+ case V4L2_CID_MPEG_AUDIO_ENCODING: return "Audio Encoding";
+ case V4L2_CID_MPEG_AUDIO_L1_BITRATE: return "Audio Layer I Bitrate";
+ case V4L2_CID_MPEG_AUDIO_L2_BITRATE: return "Audio Layer II Bitrate";
+ case V4L2_CID_MPEG_AUDIO_L3_BITRATE: return "Audio Layer III Bitrate";
+ case V4L2_CID_MPEG_AUDIO_AAC_BITRATE: return "Audio AAC Bitrate";
+ case V4L2_CID_MPEG_AUDIO_AC3_BITRATE: return "Audio AC-3 Bitrate";
+ case V4L2_CID_MPEG_AUDIO_MODE: return "Audio Stereo Mode";
+ case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: return "Audio Stereo Mode Extension";
+ case V4L2_CID_MPEG_AUDIO_EMPHASIS: return "Audio Emphasis";
+ case V4L2_CID_MPEG_AUDIO_CRC: return "Audio CRC";
+ case V4L2_CID_MPEG_AUDIO_MUTE: return "Audio Mute";
+ case V4L2_CID_MPEG_VIDEO_ENCODING: return "Video Encoding";
+ case V4L2_CID_MPEG_VIDEO_ASPECT: return "Video Aspect";
+ case V4L2_CID_MPEG_VIDEO_B_FRAMES: return "Video B Frames";
+ case V4L2_CID_MPEG_VIDEO_GOP_SIZE: return "Video GOP Size";
+ case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: return "Video GOP Closure";
+ case V4L2_CID_MPEG_VIDEO_PULLDOWN: return "Video Pulldown";
+ case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: return "Video Bitrate Mode";
+ case V4L2_CID_MPEG_VIDEO_BITRATE: return "Video Bitrate";
+ case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: return "Video Peak Bitrate";
+ case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: return "Video Temporal Decimation";
+ case V4L2_CID_MPEG_VIDEO_MUTE: return "Video Mute";
+ case V4L2_CID_MPEG_VIDEO_MUTE_YUV: return "Video Mute YUV";
+ case V4L2_CID_MPEG_STREAM_TYPE: return "Stream Type";
+ case V4L2_CID_MPEG_STREAM_PID_PMT: return "Stream PMT Program ID";
+ case V4L2_CID_MPEG_STREAM_PID_AUDIO: return "Stream Audio Program ID";
+ case V4L2_CID_MPEG_STREAM_PID_VIDEO: return "Stream Video Program ID";
+ case V4L2_CID_MPEG_STREAM_PID_PCR: return "Stream PCR Program ID";
+ case V4L2_CID_MPEG_STREAM_PES_ID_AUDIO: return "Stream PES Audio ID";
+ case V4L2_CID_MPEG_STREAM_PES_ID_VIDEO: return "Stream PES Video ID";
+ case V4L2_CID_MPEG_STREAM_VBI_FMT: return "Stream VBI Format";
+
+ /* CAMERA controls */
+ case V4L2_CID_CAMERA_CLASS: return "Camera Controls";
+ case V4L2_CID_EXPOSURE_AUTO: return "Auto Exposure";
+ case V4L2_CID_EXPOSURE_ABSOLUTE: return "Exposure Time, Absolute";
+ case V4L2_CID_EXPOSURE_AUTO_PRIORITY: return "Exposure, Dynamic Framerate";
+ case V4L2_CID_PAN_RELATIVE: return "Pan, Relative";
+ case V4L2_CID_TILT_RELATIVE: return "Tilt, Relative";
+ case V4L2_CID_PAN_RESET: return "Pan, Reset";
+ case V4L2_CID_TILT_RESET: return "Tilt, Reset";
+ case V4L2_CID_PAN_ABSOLUTE: return "Pan, Absolute";
+ case V4L2_CID_TILT_ABSOLUTE: return "Tilt, Absolute";
+ case V4L2_CID_FOCUS_ABSOLUTE: return "Focus, Absolute";
+ case V4L2_CID_FOCUS_RELATIVE: return "Focus, Relative";
+ case V4L2_CID_FOCUS_AUTO: return "Focus, Automatic";
+ case V4L2_CID_ZOOM_ABSOLUTE: return "Zoom, Absolute";
+ case V4L2_CID_ZOOM_RELATIVE: return "Zoom, Relative";
+ case V4L2_CID_ZOOM_CONTINUOUS: return "Zoom, Continuous";
+ case V4L2_CID_PRIVACY: return "Privacy";
default:
- return -EINVAL;
+ return NULL;
}
+}
+EXPORT_SYMBOL(v4l2_ctrl_get_name);
+
+/* Fill in a struct v4l2_queryctrl */
+int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def)
+{
+ const char *name = v4l2_ctrl_get_name(qctrl->id);
+
+ qctrl->flags = 0;
+ if (name == NULL)
+ return -EINVAL;
+
switch (qctrl->id) {
case V4L2_CID_AUDIO_MUTE:
case V4L2_CID_AUDIO_LOUDNESS:
+ case V4L2_CID_AUTO_WHITE_BALANCE:
+ case V4L2_CID_AUTOGAIN:
+ case V4L2_CID_HFLIP:
+ case V4L2_CID_VFLIP:
+ case V4L2_CID_HUE_AUTO:
+ case V4L2_CID_CHROMA_AGC:
+ case V4L2_CID_COLOR_KILLER:
case V4L2_CID_MPEG_AUDIO_MUTE:
case V4L2_CID_MPEG_VIDEO_MUTE:
case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
case V4L2_CID_MPEG_VIDEO_PULLDOWN:
+ case V4L2_CID_EXPOSURE_AUTO_PRIORITY:
+ case V4L2_CID_FOCUS_AUTO:
+ case V4L2_CID_PRIVACY:
qctrl->type = V4L2_CTRL_TYPE_BOOLEAN;
min = 0;
max = step = 1;
break;
+ case V4L2_CID_PAN_RESET:
+ case V4L2_CID_TILT_RESET:
+ qctrl->type = V4L2_CTRL_TYPE_BUTTON;
+ qctrl->flags |= V4L2_CTRL_FLAG_WRITE_ONLY;
+ min = max = step = def = 0;
+ break;
+ case V4L2_CID_POWER_LINE_FREQUENCY:
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
case V4L2_CID_MPEG_AUDIO_ENCODING:
case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
+ case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
case V4L2_CID_MPEG_AUDIO_MODE:
case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
case V4L2_CID_MPEG_AUDIO_EMPHASIS:
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
case V4L2_CID_MPEG_STREAM_TYPE:
case V4L2_CID_MPEG_STREAM_VBI_FMT:
+ case V4L2_CID_EXPOSURE_AUTO:
+ case V4L2_CID_COLORFX:
qctrl->type = V4L2_CTRL_TYPE_MENU;
step = 1;
break;
case V4L2_CID_USER_CLASS:
+ case V4L2_CID_CAMERA_CLASS:
case V4L2_CID_MPEG_CLASS:
qctrl->type = V4L2_CTRL_TYPE_CTRL_CLASS;
qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
case V4L2_CID_CONTRAST:
case V4L2_CID_SATURATION:
case V4L2_CID_HUE:
+ case V4L2_CID_RED_BALANCE:
+ case V4L2_CID_BLUE_BALANCE:
+ case V4L2_CID_GAMMA:
+ case V4L2_CID_SHARPNESS:
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
break;
+ case V4L2_CID_PAN_RELATIVE:
+ case V4L2_CID_TILT_RELATIVE:
+ case V4L2_CID_FOCUS_RELATIVE:
+ case V4L2_CID_ZOOM_RELATIVE:
+ qctrl->flags |= V4L2_CTRL_FLAG_WRITE_ONLY;
+ break;
}
qctrl->minimum = min;
qctrl->maximum = max;
qctrl->step = step;
qctrl->default_value = def;
qctrl->reserved[0] = qctrl->reserved[1] = 0;
- snprintf(qctrl->name, sizeof(qctrl->name), name);
+ strlcpy(qctrl->name, name, sizeof(qctrl->name));
return 0;
}
-
-/* Fill in a struct v4l2_queryctrl with standard values based on
- the control ID. */
-int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl)
-{
- switch (qctrl->id) {
- /* USER controls */
- case V4L2_CID_USER_CLASS:
- case V4L2_CID_MPEG_CLASS:
- return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
- case V4L2_CID_AUDIO_VOLUME:
- return v4l2_ctrl_query_fill(qctrl, 0, 65535, 65535 / 100, 58880);
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_LOUDNESS:
- return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- return v4l2_ctrl_query_fill(qctrl, 0, 65535, 65535 / 100, 32768);
- case V4L2_CID_BRIGHTNESS:
- return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 128);
- case V4L2_CID_CONTRAST:
- case V4L2_CID_SATURATION:
- return v4l2_ctrl_query_fill(qctrl, 0, 127, 1, 64);
- case V4L2_CID_HUE:
- return v4l2_ctrl_query_fill(qctrl, -128, 127, 1, 0);
-
- /* MPEG controls */
- case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100,
- V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1,
- V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
- case V4L2_CID_MPEG_AUDIO_ENCODING:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_ENCODING_LAYER_1,
- V4L2_MPEG_AUDIO_ENCODING_LAYER_3, 1,
- V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
- case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_L1_BITRATE_32K,
- V4L2_MPEG_AUDIO_L1_BITRATE_448K, 1,
- V4L2_MPEG_AUDIO_L1_BITRATE_256K);
- case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_L2_BITRATE_32K,
- V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
- V4L2_MPEG_AUDIO_L2_BITRATE_224K);
- case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_L3_BITRATE_32K,
- V4L2_MPEG_AUDIO_L3_BITRATE_320K, 1,
- V4L2_MPEG_AUDIO_L3_BITRATE_192K);
- case V4L2_CID_MPEG_AUDIO_MODE:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_MODE_STEREO,
- V4L2_MPEG_AUDIO_MODE_MONO, 1,
- V4L2_MPEG_AUDIO_MODE_STEREO);
- case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
- V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1,
- V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
- case V4L2_CID_MPEG_AUDIO_EMPHASIS:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_EMPHASIS_NONE,
- V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1,
- V4L2_MPEG_AUDIO_EMPHASIS_NONE);
- case V4L2_CID_MPEG_AUDIO_CRC:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_AUDIO_CRC_NONE,
- V4L2_MPEG_AUDIO_CRC_CRC16, 1,
- V4L2_MPEG_AUDIO_CRC_NONE);
- case V4L2_CID_MPEG_AUDIO_MUTE:
- return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
- case V4L2_CID_MPEG_VIDEO_ENCODING:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
- V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
- V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
- case V4L2_CID_MPEG_VIDEO_ASPECT:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_VIDEO_ASPECT_1x1,
- V4L2_MPEG_VIDEO_ASPECT_221x100, 1,
- V4L2_MPEG_VIDEO_ASPECT_4x3);
- case V4L2_CID_MPEG_VIDEO_B_FRAMES:
- return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2);
- case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
- return v4l2_ctrl_query_fill(qctrl, 1, 34, 1, 12);
- case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
- return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
- case V4L2_CID_MPEG_VIDEO_PULLDOWN:
- return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
- case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
- V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1,
- V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
- case V4L2_CID_MPEG_VIDEO_BITRATE:
- return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000);
- case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
- return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
- case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
- return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
- case V4L2_CID_MPEG_VIDEO_MUTE:
- return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
- case V4L2_CID_MPEG_VIDEO_MUTE_YUV: /* Init YUV (really YCbCr) to black */
- return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080);
- case V4L2_CID_MPEG_STREAM_TYPE:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
- V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1,
- V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
- case V4L2_CID_MPEG_STREAM_PID_PMT:
- return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 16);
- case V4L2_CID_MPEG_STREAM_PID_AUDIO:
- return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 260);
- case V4L2_CID_MPEG_STREAM_PID_VIDEO:
- return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 256);
- case V4L2_CID_MPEG_STREAM_PID_PCR:
- return v4l2_ctrl_query_fill(qctrl, 0, (1 << 14) - 1, 1, 259);
- case V4L2_CID_MPEG_STREAM_PES_ID_AUDIO:
- return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
- case V4L2_CID_MPEG_STREAM_PES_ID_VIDEO:
- return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
- case V4L2_CID_MPEG_STREAM_VBI_FMT:
- return v4l2_ctrl_query_fill(qctrl,
- V4L2_MPEG_STREAM_VBI_FMT_NONE,
- V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1,
- V4L2_MPEG_STREAM_VBI_FMT_NONE);
- default:
- return -EINVAL;
- }
-}
+EXPORT_SYMBOL(v4l2_ctrl_query_fill);
/* Fill in a struct v4l2_querymenu based on the struct v4l2_queryctrl and
- the menu. The qctrl pointer may be NULL, in which case it is ignored. */
+ the menu. The qctrl pointer may be NULL, in which case it is ignored.
+ If menu_items is NULL, then the menu items are retrieved using
+ v4l2_ctrl_get_menu. */
int v4l2_ctrl_query_menu(struct v4l2_querymenu *qmenu, struct v4l2_queryctrl *qctrl,
const char **menu_items)
{
int i;
+ qmenu->reserved = 0;
+ if (menu_items == NULL)
+ menu_items = v4l2_ctrl_get_menu(qmenu->id);
if (menu_items == NULL ||
(qctrl && (qmenu->index < qctrl->minimum || qmenu->index > qctrl->maximum)))
return -EINVAL;
for (i = 0; i < qmenu->index && menu_items[i]; i++) ;
if (menu_items[i] == NULL || menu_items[i][0] == '\0')
return -EINVAL;
- snprintf(qmenu->name, sizeof(qmenu->name), menu_items[qmenu->index]);
- qmenu->reserved = 0;
+ strlcpy(qmenu->name, menu_items[qmenu->index], sizeof(qmenu->name));
return 0;
}
+EXPORT_SYMBOL(v4l2_ctrl_query_menu);
+
+/* Fill in a struct v4l2_querymenu based on the specified array of valid
+ menu items (terminated by V4L2_CTRL_MENU_IDS_END).
+ Use this if there are 'holes' in the list of valid menu items. */
+int v4l2_ctrl_query_menu_valid_items(struct v4l2_querymenu *qmenu, const u32 *ids)
+{
+ const char **menu_items = v4l2_ctrl_get_menu(qmenu->id);
+
+ qmenu->reserved = 0;
+ if (menu_items == NULL || ids == NULL)
+ return -EINVAL;
+ while (*ids != V4L2_CTRL_MENU_IDS_END) {
+ if (*ids++ == qmenu->index) {
+ strlcpy(qmenu->name, menu_items[qmenu->index],
+ sizeof(qmenu->name));
+ return 0;
+ }
+ }
+ return -EINVAL;
+}
+EXPORT_SYMBOL(v4l2_ctrl_query_menu_valid_items);
/* ctrl_classes points to an array of u32 pointers, the last element is
a NULL pointer. Each u32 array is a 0-terminated array of control IDs.
Each array must be sorted low to high and belong to the same control
- class. The array of u32 pointer must also be sorted, from low class IDs
+ class. The array of u32 pointers must also be sorted, from low class IDs
to high class IDs.
This function returns the first ID that follows after the given ID.
return 0;
return **ctrl_classes;
}
+EXPORT_SYMBOL(v4l2_ctrl_next);
+
+int v4l2_chip_match_host(const struct v4l2_dbg_match *match)
+{
+ switch (match->type) {
+ case V4L2_CHIP_MATCH_HOST:
+ return match->addr == 0;
+ default:
+ return 0;
+ }
+}
+EXPORT_SYMBOL(v4l2_chip_match_host);
-int v4l2_chip_match_i2c_client(struct i2c_client *c, u32 match_type, u32 match_chip)
+#if defined(CONFIG_I2C) || (defined(CONFIG_I2C_MODULE) && defined(MODULE))
+int v4l2_chip_match_i2c_client(struct i2c_client *c, const struct v4l2_dbg_match *match)
{
- switch (match_type) {
+ int len;
+
+ if (c == NULL || match == NULL)
+ return 0;
+
+ switch (match->type) {
case V4L2_CHIP_MATCH_I2C_DRIVER:
- return (c != NULL && c->driver != NULL && c->driver->id == match_chip);
+ if (c->driver == NULL || c->driver->driver.name == NULL)
+ return 0;
+ len = strlen(c->driver->driver.name);
+ /* legacy drivers have a ' suffix, don't try to match that */
+ if (len && c->driver->driver.name[len - 1] == '\'')
+ len--;
+ return len && !strncmp(c->driver->driver.name, match->name, len);
case V4L2_CHIP_MATCH_I2C_ADDR:
- return (c != NULL && c->addr == match_chip);
+ return c->addr == match->addr;
default:
return 0;
}
}
+EXPORT_SYMBOL(v4l2_chip_match_i2c_client);
-int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_chip_ident *chip,
+int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_dbg_chip_ident *chip,
u32 ident, u32 revision)
{
- if (!v4l2_chip_match_i2c_client(c, chip->match_type, chip->match_chip))
+ if (!v4l2_chip_match_i2c_client(c, &chip->match))
return 0;
if (chip->ident == V4L2_IDENT_NONE) {
chip->ident = ident;
}
return 0;
}
+EXPORT_SYMBOL(v4l2_chip_ident_i2c_client);
+
+/* ----------------------------------------------------------------- */
-int v4l2_chip_match_host(u32 match_type, u32 match_chip)
+/* I2C Helper functions */
+
+
+void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client,
+ const struct v4l2_subdev_ops *ops)
{
- switch (match_type) {
- case V4L2_CHIP_MATCH_HOST:
- return match_chip == 0;
- default:
- return 0;
- }
+ v4l2_subdev_init(sd, ops);
+ /* the owner is the same as the i2c_client's driver owner */
+ sd->owner = client->driver->driver.owner;
+ /* i2c_client and v4l2_subdev point to one another */
+ v4l2_set_subdevdata(sd, client);
+ i2c_set_clientdata(client, sd);
+ /* initialize name */
+ snprintf(sd->name, sizeof(sd->name), "%s %d-%04x",
+ client->driver->driver.name, i2c_adapter_id(client->adapter),
+ client->addr);
}
+EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_init);
-/* ----------------------------------------------------------------- */
-EXPORT_SYMBOL(v4l2_norm_to_name);
-EXPORT_SYMBOL(v4l2_video_std_construct);
-EXPORT_SYMBOL(v4l2_prio_init);
-EXPORT_SYMBOL(v4l2_prio_change);
-EXPORT_SYMBOL(v4l2_prio_open);
-EXPORT_SYMBOL(v4l2_prio_close);
-EXPORT_SYMBOL(v4l2_prio_max);
-EXPORT_SYMBOL(v4l2_prio_check);
+/* Load an i2c sub-device. It assumes that i2c_get_adapdata(adapter)
+ returns the v4l2_device and that i2c_get_clientdata(client)
+ returns the v4l2_subdev. */
+struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter,
+ const char *module_name, const char *client_type, u8 addr)
+{
+ struct v4l2_device *dev = i2c_get_adapdata(adapter);
+ struct v4l2_subdev *sd = NULL;
+ struct i2c_client *client;
+ struct i2c_board_info info;
+
+ BUG_ON(!dev);
+
+ if (module_name)
+ request_module(module_name);
+
+ /* Setup the i2c board info with the device type and
+ the device address. */
+ memset(&info, 0, sizeof(info));
+ strlcpy(info.type, client_type, sizeof(info.type));
+ info.addr = addr;
+
+ /* Create the i2c client */
+ client = i2c_new_device(adapter, &info);
+ /* Note: it is possible in the future that
+ c->driver is NULL if the driver is still being loaded.
+ We need better support from the kernel so that we
+ can easily wait for the load to finish. */
+ if (client == NULL || client->driver == NULL)
+ goto error;
+
+ /* Lock the module so we can safely get the v4l2_subdev pointer */
+ if (!try_module_get(client->driver->driver.owner))
+ goto error;
+ sd = i2c_get_clientdata(client);
+
+ /* Register with the v4l2_device which increases the module's
+ use count as well. */
+ if (v4l2_device_register_subdev(dev, sd))
+ sd = NULL;
+ /* Decrease the module use count to match the first try_module_get. */
+ module_put(client->driver->driver.owner);
+
+error:
+ /* If we have a client but no subdev, then something went wrong and
+ we must unregister the client. */
+ if (client && sd == NULL)
+ i2c_unregister_device(client);
+ return sd;
+}
+EXPORT_SYMBOL_GPL(v4l2_i2c_new_subdev);
+
+/* Probe and load an i2c sub-device. It assumes that i2c_get_adapdata(adapter)
+ returns the v4l2_device and that i2c_get_clientdata(client)
+ returns the v4l2_subdev. */
+struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter,
+ const char *module_name, const char *client_type,
+ const unsigned short *addrs)
+{
+ struct v4l2_device *dev = i2c_get_adapdata(adapter);
+ struct v4l2_subdev *sd = NULL;
+ struct i2c_client *client = NULL;
+ struct i2c_board_info info;
+
+ BUG_ON(!dev);
+
+ if (module_name)
+ request_module(module_name);
+
+ /* Setup the i2c board info with the device type and
+ the device address. */
+ memset(&info, 0, sizeof(info));
+ strlcpy(info.type, client_type, sizeof(info.type));
+
+ /* Probe and create the i2c client */
+ client = i2c_new_probed_device(adapter, &info, addrs);
+ /* Note: it is possible in the future that
+ c->driver is NULL if the driver is still being loaded.
+ We need better support from the kernel so that we
+ can easily wait for the load to finish. */
+ if (client == NULL || client->driver == NULL)
+ goto error;
+
+ /* Lock the module so we can safely get the v4l2_subdev pointer */
+ if (!try_module_get(client->driver->driver.owner))
+ goto error;
+ sd = i2c_get_clientdata(client);
+
+ /* Register with the v4l2_device which increases the module's
+ use count as well. */
+ if (v4l2_device_register_subdev(dev, sd))
+ sd = NULL;
+ /* Decrease the module use count to match the first try_module_get. */
+ module_put(client->driver->driver.owner);
+
+error:
+ /* If we have a client but no subdev, then something went wrong and
+ we must unregister the client. */
+ if (client && sd == NULL)
+ i2c_unregister_device(client);
+ return sd;
+}
+EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev);
+
+struct v4l2_subdev *v4l2_i2c_new_probed_subdev_addr(struct v4l2_device *v4l2_dev,
+ struct i2c_adapter *adapter,
+ const char *module_name, const char *client_type, u8 addr)
+{
+ unsigned short addrs[2] = { addr, I2C_CLIENT_END };
-EXPORT_SYMBOL(v4l2_field_names);
-EXPORT_SYMBOL(v4l2_type_names);
-EXPORT_SYMBOL(v4l_printk_ioctl);
+ return v4l2_i2c_new_probed_subdev(v4l2_dev, adapter,
+ module_name, client_type, addrs);
+}
+EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev_addr);
-EXPORT_SYMBOL(v4l2_ctrl_next);
-EXPORT_SYMBOL(v4l2_ctrl_check);
-EXPORT_SYMBOL(v4l2_ctrl_get_menu);
-EXPORT_SYMBOL(v4l2_ctrl_query_menu);
-EXPORT_SYMBOL(v4l2_ctrl_query_fill);
-EXPORT_SYMBOL(v4l2_ctrl_query_fill_std);
+/* Return i2c client address of v4l2_subdev. */
+unsigned short v4l2_i2c_subdev_addr(struct v4l2_subdev *sd)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
-EXPORT_SYMBOL(v4l2_chip_match_i2c_client);
-EXPORT_SYMBOL(v4l2_chip_ident_i2c_client);
-EXPORT_SYMBOL(v4l2_chip_match_host);
+ return client ? client->addr : I2C_CLIENT_END;
+}
+EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_addr);
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+/* Return a list of I2C tuner addresses to probe. Use only if the tuner
+ addresses are unknown. */
+const unsigned short *v4l2_i2c_tuner_addrs(enum v4l2_i2c_tuner_type type)
+{
+ static const unsigned short radio_addrs[] = {
+#if defined(CONFIG_MEDIA_TUNER_TEA5761) || defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE)
+ 0x10,
+#endif
+ 0x60,
+ I2C_CLIENT_END
+ };
+ static const unsigned short demod_addrs[] = {
+ 0x42, 0x43, 0x4a, 0x4b,
+ I2C_CLIENT_END
+ };
+ static const unsigned short tv_addrs[] = {
+ 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */
+ 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
+ 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
+ I2C_CLIENT_END
+ };
+
+ switch (type) {
+ case ADDRS_RADIO:
+ return radio_addrs;
+ case ADDRS_DEMOD:
+ return demod_addrs;
+ case ADDRS_TV:
+ return tv_addrs;
+ case ADDRS_TV_WITH_DEMOD:
+ return tv_addrs + 4;
+ }
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(v4l2_i2c_tuner_addrs);
+
+#endif
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff