diff options
Diffstat (limited to 'drivers/media/video/v4l2-common.c')
| -rw-r--r-- | drivers/media/video/v4l2-common.c | 219 |
1 files changed, 170 insertions, 49 deletions
diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c index 62a7d636ef1..5dbd7c1b362 100644 --- a/drivers/media/video/v4l2-common.c +++ b/drivers/media/video/v4l2-common.c @@ -58,6 +58,8 @@ #include <asm/pgtable.h> #include <asm/io.h> #include <asm/div64.h> +#include <linux/video_decoder.h> +#include <media/v4l2-common.h> #ifdef CONFIG_KMOD #include <linux/kmod.h> @@ -190,55 +192,174 @@ char *v4l2_type_names[] = { [V4L2_BUF_TYPE_VBI_OUTPUT] = "vbi-out", }; -char *v4l2_ioctl_names[256] = { - [0 ... 255] = "UNKNOWN", - [_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_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", +/* ------------------------------------------------------------------ */ +/* debug help functions */ + +#ifdef HAVE_V4L1 +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", +#if 1 + [_IOC_NR(VIDIOC_G_SLICED_VBI_CAP)] = "VIDIOC_G_SLICED_VBI_CAP", +#endif + [_IOC_NR(VIDIOC_LOG_STATUS)] = "VIDIOC_LOG_STATUS" +}; +#define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls) + +static const char *v4l2_int_ioctls[] = { +#ifdef HAVE_VIDEO_DECODER + [_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(AUDC_SET_INPUT)] = "AUDC_SET_INPUT", + + [_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_REGISTER)] = "VIDIOC_INT_S_REGISTER", + [_IOC_NR(VIDIOC_INT_G_REGISTER)] = "VIDIOC_INT_G_REGISTER", + [_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_G_CHIP_IDENT)] = "VIDIOC_INT_G_CHIP_IDENT", + [_IOC_NR(VIDIOC_INT_I2S_CLOCK_FREQ)] = "VIDIOC_INT_I2S_CLOCK_FREQ" +}; +#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 HAVE_V4L1 + 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); + } +} /* ----------------------------------------------------------------- */ @@ -253,7 +374,7 @@ EXPORT_SYMBOL(v4l2_prio_check); EXPORT_SYMBOL(v4l2_field_names); EXPORT_SYMBOL(v4l2_type_names); -EXPORT_SYMBOL(v4l2_ioctl_names); +EXPORT_SYMBOL(v4l_printk_ioctl); /* * Local variables: |