[media] v4l2-ioctl.c: use the new table for debug ioctls
authorHans Verkuil <hans.verkuil@cisco.com>
Sat, 9 Jun 2012 13:06:25 +0000 (10:06 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Fri, 6 Jul 2012 20:19:41 +0000 (17:19 -0300)
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/v4l2-ioctl.c

index 935fcbc2d50b6cb6db6ca00adabd692b643f8fae..ee11e08cb04c91a29a184c83ae608e26fb5c8f13 100644 (file)
@@ -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;