diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2012-06-09 17:55:52 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-07-06 22:19:53 +0200 |
commit | 458aa4a6922bf4cc22a34adfe3bd56331bbf663e (patch) | |
tree | 075ffe265e01b6678f24d09ab3e59bb22fb5e82b /drivers/media/video/v4l2-ioctl.c | |
parent | [media] v4l2-ioctl.c: use the new table for preset/timings ioctls (diff) | |
download | linux-458aa4a6922bf4cc22a34adfe3bd56331bbf663e.tar.xz linux-458aa4a6922bf4cc22a34adfe3bd56331bbf663e.zip |
[media] v4l2-ioctl.c: use the new table for the remaining ioctls
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/v4l2-ioctl.c')
-rw-r--r-- | drivers/media/video/v4l2-ioctl.c | 278 |
1 files changed, 154 insertions, 124 deletions
diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c index fdceac803b6f..74fe6a2797e8 100644 --- a/drivers/media/video/v4l2-ioctl.c +++ b/drivers/media/video/v4l2-ioctl.c @@ -726,6 +726,125 @@ static void v4l_print_dv_timings_cap(const void *arg, bool write_only) } } +static void v4l_print_frmsizeenum(const void *arg, bool write_only) +{ + const struct v4l2_frmsizeenum *p = arg; + + pr_cont("index=%u, pixelformat=%c%c%c%c, type=%u", + p->index, + (p->pixel_format & 0xff), + (p->pixel_format >> 8) & 0xff, + (p->pixel_format >> 16) & 0xff, + (p->pixel_format >> 24) & 0xff, + p->type); + switch (p->type) { + case V4L2_FRMSIZE_TYPE_DISCRETE: + pr_cont(" wxh=%ux%u\n", + p->discrete.width, p->discrete.height); + break; + case V4L2_FRMSIZE_TYPE_STEPWISE: + pr_cont(" min=%ux%u, max=%ux%u, step=%ux%u\n", + p->stepwise.min_width, p->stepwise.min_height, + p->stepwise.step_width, p->stepwise.step_height, + p->stepwise.max_width, p->stepwise.max_height); + break; + case V4L2_FRMSIZE_TYPE_CONTINUOUS: + /* fall through */ + default: + pr_cont("\n"); + break; + } +} + +static void v4l_print_frmivalenum(const void *arg, bool write_only) +{ + const struct v4l2_frmivalenum *p = arg; + + pr_cont("index=%u, pixelformat=%c%c%c%c, wxh=%ux%u, type=%u", + p->index, + (p->pixel_format & 0xff), + (p->pixel_format >> 8) & 0xff, + (p->pixel_format >> 16) & 0xff, + (p->pixel_format >> 24) & 0xff, + p->width, p->height, p->type); + switch (p->type) { + case V4L2_FRMIVAL_TYPE_DISCRETE: + pr_cont(" fps=%d/%d\n", + p->discrete.numerator, + p->discrete.denominator); + break; + case V4L2_FRMIVAL_TYPE_STEPWISE: + pr_cont(" min=%d/%d, max=%d/%d, step=%d/%d\n", + p->stepwise.min.numerator, + p->stepwise.min.denominator, + p->stepwise.max.numerator, + p->stepwise.max.denominator, + p->stepwise.step.numerator, + p->stepwise.step.denominator); + break; + case V4L2_FRMIVAL_TYPE_CONTINUOUS: + /* fall through */ + default: + pr_cont("\n"); + break; + } +} + +static void v4l_print_event(const void *arg, bool write_only) +{ + const struct v4l2_event *p = arg; + const struct v4l2_event_ctrl *c; + + pr_cont("type=0x%x, pending=%u, sequence=%u, id=%u, " + "timestamp=%lu.%9.9lu\n", + p->type, p->pending, p->sequence, p->id, + p->timestamp.tv_sec, p->timestamp.tv_nsec); + switch (p->type) { + case V4L2_EVENT_VSYNC: + printk(KERN_DEBUG "field=%s\n", + prt_names(p->u.vsync.field, v4l2_field_names)); + break; + case V4L2_EVENT_CTRL: + c = &p->u.ctrl; + printk(KERN_DEBUG "changes=0x%x, type=%u, ", + c->changes, c->type); + if (c->type == V4L2_CTRL_TYPE_INTEGER64) + pr_cont("value64=%lld, ", c->value64); + else + pr_cont("value=%d, ", c->value); + pr_cont("flags=0x%x, minimum=%d, maximum=%d, step=%d," + " default_value=%d\n", + c->flags, c->minimum, c->maximum, + c->step, c->default_value); + break; + case V4L2_EVENT_FRAME_SYNC: + pr_cont("frame_sequence=%u\n", + p->u.frame_sync.frame_sequence); + break; + } +} + +static void v4l_print_event_subscription(const void *arg, bool write_only) +{ + const struct v4l2_event_subscription *p = arg; + + pr_cont("type=0x%x, id=0x%x, flags=0x%x\n", + p->type, p->id, p->flags); +} + +static void v4l_print_sliced_vbi_cap(const void *arg, bool write_only) +{ + const struct v4l2_sliced_vbi_cap *p = arg; + int i; + + pr_cont("type=%s, service_set=0x%08x\n", + prt_names(p->type, v4l2_type_names), p->service_set); + for (i = 0; i < 24; i++) + printk(KERN_DEBUG "line[%02u]=0x%04x, 0x%04x\n", i, + p->service_lines[0][i], + p->service_lines[1][i]); +} + static void v4l_print_u32(const void *arg, bool write_only) { pr_cont("value=%u\n", *(const u32 *)arg); @@ -1665,6 +1784,35 @@ static int v4l_dbg_g_chip_ident(const struct v4l2_ioctl_ops *ops, return ops->vidioc_g_chip_ident(file, fh, p); } +static int v4l_dqevent(const struct v4l2_ioctl_ops *ops, + struct file *file, void *fh, void *arg) +{ + return v4l2_event_dequeue(fh, arg, file->f_flags & O_NONBLOCK); +} + +static int v4l_subscribe_event(const struct v4l2_ioctl_ops *ops, + struct file *file, void *fh, void *arg) +{ + return ops->vidioc_subscribe_event(fh, arg); +} + +static int v4l_unsubscribe_event(const struct v4l2_ioctl_ops *ops, + struct file *file, void *fh, void *arg) +{ + return ops->vidioc_unsubscribe_event(fh, arg); +} + +static int v4l_g_sliced_vbi_cap(const struct v4l2_ioctl_ops *ops, + struct file *file, void *fh, void *arg) +{ + struct v4l2_sliced_vbi_cap *p = arg; + + /* Clear up to type, everything after type is zeroed already */ + memset(p, 0, offsetof(struct v4l2_sliced_vbi_cap, type)); + + return ops->vidioc_g_sliced_vbi_cap(file, fh, p); +} + struct v4l2_ioctl_info { unsigned int ioctl; u32 flags; @@ -1767,13 +1915,13 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = { IOCTL_INFO_STD(VIDIOC_ENUMAUDOUT, vidioc_enumaudout, v4l_print_audioout, INFO_FL_CLEAR(v4l2_audioout, index)), IOCTL_INFO_FNC(VIDIOC_G_PRIORITY, v4l_g_priority, v4l_print_u32, 0), IOCTL_INFO_FNC(VIDIOC_S_PRIORITY, v4l_s_priority, v4l_print_u32, INFO_FL_PRIO), - IOCTL_INFO(VIDIOC_G_SLICED_VBI_CAP, INFO_FL_CLEAR(v4l2_sliced_vbi_cap, type)), + IOCTL_INFO_FNC(VIDIOC_G_SLICED_VBI_CAP, v4l_g_sliced_vbi_cap, v4l_print_sliced_vbi_cap, INFO_FL_CLEAR(v4l2_sliced_vbi_cap, type)), IOCTL_INFO_FNC(VIDIOC_LOG_STATUS, v4l_log_status, v4l_print_newline, 0), IOCTL_INFO_FNC(VIDIOC_G_EXT_CTRLS, v4l_g_ext_ctrls, v4l_print_ext_controls, INFO_FL_CTRL), IOCTL_INFO_FNC(VIDIOC_S_EXT_CTRLS, v4l_s_ext_ctrls, v4l_print_ext_controls, INFO_FL_PRIO | INFO_FL_CTRL), IOCTL_INFO_FNC(VIDIOC_TRY_EXT_CTRLS, v4l_try_ext_ctrls, v4l_print_ext_controls, 0), - IOCTL_INFO(VIDIOC_ENUM_FRAMESIZES, INFO_FL_CLEAR(v4l2_frmsizeenum, pixel_format)), - IOCTL_INFO(VIDIOC_ENUM_FRAMEINTERVALS, INFO_FL_CLEAR(v4l2_frmivalenum, height)), + IOCTL_INFO_STD(VIDIOC_ENUM_FRAMESIZES, vidioc_enum_framesizes, v4l_print_frmsizeenum, INFO_FL_CLEAR(v4l2_frmsizeenum, pixel_format)), + IOCTL_INFO_STD(VIDIOC_ENUM_FRAMEINTERVALS, vidioc_enum_frameintervals, v4l_print_frmivalenum, INFO_FL_CLEAR(v4l2_frmivalenum, height)), IOCTL_INFO_STD(VIDIOC_G_ENC_INDEX, vidioc_g_enc_index, v4l_print_enc_idx, 0), IOCTL_INFO_STD(VIDIOC_ENCODER_CMD, vidioc_encoder_cmd, v4l_print_encoder_cmd, INFO_FL_PRIO | INFO_FL_CLEAR(v4l2_encoder_cmd, flags)), IOCTL_INFO_STD(VIDIOC_TRY_ENCODER_CMD, vidioc_try_encoder_cmd, v4l_print_encoder_cmd, INFO_FL_CLEAR(v4l2_encoder_cmd, flags)), @@ -1789,9 +1937,9 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = { IOCTL_INFO_STD(VIDIOC_QUERY_DV_PRESET, vidioc_query_dv_preset, v4l_print_dv_preset, 0), IOCTL_INFO_STD(VIDIOC_S_DV_TIMINGS, vidioc_s_dv_timings, v4l_print_dv_timings, INFO_FL_PRIO), IOCTL_INFO_STD(VIDIOC_G_DV_TIMINGS, vidioc_g_dv_timings, v4l_print_dv_timings, 0), - IOCTL_INFO(VIDIOC_DQEVENT, 0), - IOCTL_INFO(VIDIOC_SUBSCRIBE_EVENT, 0), - IOCTL_INFO(VIDIOC_UNSUBSCRIBE_EVENT, 0), + IOCTL_INFO_FNC(VIDIOC_DQEVENT, v4l_dqevent, v4l_print_event, 0), + IOCTL_INFO_FNC(VIDIOC_SUBSCRIBE_EVENT, v4l_subscribe_event, v4l_print_event_subscription, 0), + IOCTL_INFO_FNC(VIDIOC_UNSUBSCRIBE_EVENT, v4l_unsubscribe_event, v4l_print_event_subscription, 0), IOCTL_INFO_FNC(VIDIOC_CREATE_BUFS, v4l_create_bufs, v4l_print_create_buffers, INFO_FL_PRIO), IOCTL_INFO_FNC(VIDIOC_PREPARE_BUF, v4l_prepare_buf, v4l_print_buffer, 0), IOCTL_INFO_STD(VIDIOC_ENUM_DV_TIMINGS, vidioc_enum_dv_timings, v4l_print_enum_dv_timings, 0), @@ -1903,124 +2051,6 @@ static long __video_do_ioctl(struct file *file, } switch (cmd) { - case VIDIOC_G_SLICED_VBI_CAP: - { - struct v4l2_sliced_vbi_cap *p = arg; - - /* Clear up to type, everything after type is zerod already */ - memset(p, 0, offsetof(struct v4l2_sliced_vbi_cap, type)); - - dbgarg(cmd, "type=%s\n", prt_names(p->type, v4l2_type_names)); - ret = ops->vidioc_g_sliced_vbi_cap(file, fh, p); - if (!ret) - dbgarg2("service_set=%d\n", p->service_set); - break; - } - case VIDIOC_ENUM_FRAMESIZES: - { - struct v4l2_frmsizeenum *p = arg; - - ret = ops->vidioc_enum_framesizes(file, fh, p); - dbgarg(cmd, - "index=%d, pixelformat=%c%c%c%c, type=%d ", - p->index, - (p->pixel_format & 0xff), - (p->pixel_format >> 8) & 0xff, - (p->pixel_format >> 16) & 0xff, - (p->pixel_format >> 24) & 0xff, - p->type); - switch (p->type) { - case V4L2_FRMSIZE_TYPE_DISCRETE: - dbgarg3("width = %d, height=%d\n", - p->discrete.width, p->discrete.height); - break; - case V4L2_FRMSIZE_TYPE_STEPWISE: - dbgarg3("min %dx%d, max %dx%d, step %dx%d\n", - p->stepwise.min_width, p->stepwise.min_height, - p->stepwise.step_width, p->stepwise.step_height, - p->stepwise.max_width, p->stepwise.max_height); - break; - case V4L2_FRMSIZE_TYPE_CONTINUOUS: - dbgarg3("continuous\n"); - break; - default: - dbgarg3("- Unknown type!\n"); - } - - break; - } - case VIDIOC_ENUM_FRAMEINTERVALS: - { - struct v4l2_frmivalenum *p = arg; - - ret = ops->vidioc_enum_frameintervals(file, fh, p); - dbgarg(cmd, - "index=%d, pixelformat=%d, width=%d, height=%d, type=%d ", - p->index, p->pixel_format, - p->width, p->height, p->type); - switch (p->type) { - case V4L2_FRMIVAL_TYPE_DISCRETE: - dbgarg2("fps=%d/%d\n", - p->discrete.numerator, - p->discrete.denominator); - break; - case V4L2_FRMIVAL_TYPE_STEPWISE: - dbgarg2("min=%d/%d, max=%d/%d, step=%d/%d\n", - p->stepwise.min.numerator, - p->stepwise.min.denominator, - p->stepwise.max.numerator, - p->stepwise.max.denominator, - p->stepwise.step.numerator, - p->stepwise.step.denominator); - break; - case V4L2_FRMIVAL_TYPE_CONTINUOUS: - dbgarg2("continuous\n"); - break; - default: - dbgarg2("- Unknown type!\n"); - } - break; - } - case VIDIOC_DQEVENT: - { - struct v4l2_event *ev = arg; - - ret = v4l2_event_dequeue(fh, ev, file->f_flags & O_NONBLOCK); - if (ret < 0) { - dbgarg(cmd, "no pending events?"); - break; - } - dbgarg(cmd, - "pending=%d, type=0x%8.8x, sequence=%d, " - "timestamp=%lu.%9.9lu ", - ev->pending, ev->type, ev->sequence, - ev->timestamp.tv_sec, ev->timestamp.tv_nsec); - break; - } - case VIDIOC_SUBSCRIBE_EVENT: - { - struct v4l2_event_subscription *sub = arg; - - ret = ops->vidioc_subscribe_event(fh, sub); - if (ret < 0) { - dbgarg(cmd, "failed, ret=%ld", ret); - break; - } - dbgarg(cmd, "type=0x%8.8x", sub->type); - break; - } - case VIDIOC_UNSUBSCRIBE_EVENT: - { - struct v4l2_event_subscription *sub = arg; - - ret = ops->vidioc_unsubscribe_event(fh, sub); - if (ret < 0) { - dbgarg(cmd, "failed, ret=%ld", ret); - break; - } - dbgarg(cmd, "type=0x%8.8x", sub->type); - break; - } default: if (!ops->vidioc_default) break; |