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[media] v4l2-ioctl.c: use the new table for debug ioctls 

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-06-09 10:06:25 -03:00 committed by Mauro Carvalho Chehab
parent d806f2df48
commit f16f77b019
1 changed files with 89 additions and 50 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

139
drivers/media/video/v4l2-ioctl.c
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@ -629,11 +629,42 @@ static void v4l_print_decoder_cmd(const void *arg, bool write_only)
pr_info("pts=%llu\n", p->stop.pts);
}
static void v4l_print_dbg_chip_ident(const void *arg, bool write_only)
{
const struct v4l2_dbg_chip_ident *p = arg;
pr_cont("type=%u, ", p->match.type);
if (p->match.type == V4L2_CHIP_MATCH_I2C_DRIVER)
pr_cont("name=%s, ", p->match.name);
else
pr_cont("addr=%u, ", p->match.addr);
pr_cont("chip_ident=%u, revision=0x%x\n",
p->ident, p->revision);
}
static void v4l_print_dbg_register(const void *arg, bool write_only)
{
const struct v4l2_dbg_register *p = arg;
pr_cont("type=%u, ", p->match.type);
if (p->match.type == V4L2_CHIP_MATCH_I2C_DRIVER)
pr_cont("name=%s, ", p->match.name);
else
pr_cont("addr=%u, ", p->match.addr);
pr_cont("reg=0x%llx, val=0x%llx\n",
p->reg, p->val);
}
static void v4l_print_u32(const void *arg, bool write_only)
{
pr_cont("value=%u\n", *(const u32 *)arg);
}
static void v4l_print_newline(const void *arg, bool write_only)
{
pr_cont("\n");
}
static void dbgtimings(struct video_device *vfd,
const struct v4l2_dv_timings *p)
{
@ -1537,6 +1568,60 @@ static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
return 0;
}
static int v4l_log_status(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
struct video_device *vfd = video_devdata(file);
int ret;
if (vfd->v4l2_dev)
pr_info("%s: ================= START STATUS =================\n",
vfd->v4l2_dev->name);
ret = ops->vidioc_log_status(file, fh);
if (vfd->v4l2_dev)
pr_info("%s: ================== END STATUS ==================\n",
vfd->v4l2_dev->name);
return ret;
}
static int v4l_dbg_g_register(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct v4l2_dbg_register *p = arg;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
return ops->vidioc_g_register(file, fh, p);
#else
return -ENOTTY;
#endif
}
static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct v4l2_dbg_register *p = arg;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
return ops->vidioc_s_register(file, fh, p);
#else
return -ENOTTY;
#endif
}
static int v4l_dbg_g_chip_ident(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
struct v4l2_dbg_chip_ident *p = arg;
p->ident = V4L2_IDENT_NONE;
p->revision = 0;
return ops->vidioc_g_chip_ident(file, fh, p);
}
struct v4l2_ioctl_info {
unsigned int ioctl;
u32 flags;
@ -1640,7 +1725,7 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = {
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(VIDIOC_LOG_STATUS, 0),
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),
@ -1651,9 +1736,9 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = {
IOCTL_INFO_STD(VIDIOC_TRY_ENCODER_CMD, vidioc_try_encoder_cmd, v4l_print_encoder_cmd, INFO_FL_CLEAR(v4l2_encoder_cmd, flags)),
IOCTL_INFO_STD(VIDIOC_DECODER_CMD, vidioc_decoder_cmd, v4l_print_decoder_cmd, INFO_FL_PRIO),
IOCTL_INFO_STD(VIDIOC_TRY_DECODER_CMD, vidioc_try_decoder_cmd, v4l_print_decoder_cmd, 0),
IOCTL_INFO(VIDIOC_DBG_S_REGISTER, 0),
IOCTL_INFO(VIDIOC_DBG_G_REGISTER, 0),
IOCTL_INFO(VIDIOC_DBG_G_CHIP_IDENT, 0),
IOCTL_INFO_FNC(VIDIOC_DBG_S_REGISTER, v4l_dbg_s_register, v4l_print_dbg_register, 0),
IOCTL_INFO_FNC(VIDIOC_DBG_G_REGISTER, v4l_dbg_g_register, v4l_print_dbg_register, 0),
IOCTL_INFO_FNC(VIDIOC_DBG_G_CHIP_IDENT, v4l_dbg_g_chip_ident, v4l_print_dbg_chip_ident, 0),
IOCTL_INFO_FNC(VIDIOC_S_HW_FREQ_SEEK, v4l_s_hw_freq_seek, v4l_print_hw_freq_seek, INFO_FL_PRIO),
IOCTL_INFO(VIDIOC_ENUM_DV_PRESETS, 0),
IOCTL_INFO(VIDIOC_S_DV_PRESET, INFO_FL_PRIO),
@ -1788,52 +1873,6 @@ static long __video_do_ioctl(struct file *file,
dbgarg2("service_set=%d\n", p->service_set);
break;
}
case VIDIOC_LOG_STATUS:
{
if (vfd->v4l2_dev)
pr_info("%s: ================= START STATUS =================\n",
vfd->v4l2_dev->name);
ret = ops->vidioc_log_status(file, fh);
if (vfd->v4l2_dev)
pr_info("%s: ================== END STATUS ==================\n",
vfd->v4l2_dev->name);
break;
}
case VIDIOC_DBG_G_REGISTER:
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct v4l2_dbg_register *p = arg;
if (!capable(CAP_SYS_ADMIN))
ret = -EPERM;
else
ret = ops->vidioc_g_register(file, fh, p);
#endif
break;
}
case VIDIOC_DBG_S_REGISTER:
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct v4l2_dbg_register *p = arg;
if (!capable(CAP_SYS_ADMIN))
ret = -EPERM;
else
ret = ops->vidioc_s_register(file, fh, p);
#endif
break;
}
case VIDIOC_DBG_G_CHIP_IDENT:
{
struct v4l2_dbg_chip_ident *p = arg;
p->ident = V4L2_IDENT_NONE;
p->revision = 0;
ret = ops->vidioc_g_chip_ident(file, fh, p);
if (!ret)
dbgarg(cmd, "chip_ident=%u, revision=0x%x\n", p->ident, p->revision);
break;
}
case VIDIOC_ENUM_FRAMESIZES:
{
struct v4l2_frmsizeenum *p = arg;