diff options
author | Paul Elder <paul.elder@ideasonboard.com> | 2020-06-11 18:12:14 +0900 |
---|---|---|
committer | Paul Elder <paul.elder@ideasonboard.com> | 2020-06-25 23:47:13 +0900 |
commit | e0e10d2b53592b316ca7678709a77b1855455965 (patch) | |
tree | 7af6e69b0ebccd3bbfcbc8cbcf48e9d776b02ec0 /src/v4l2/v4l2_camera_proxy.cpp | |
parent | 25b52e35a6826735e63b1dabcd6995a44bc418a6 (diff) |
v4l2: v4l2_camera_proxy: Implement VIDIOC_ENUMINPUT, VIDIOC_G/S_INPUT
Implement VIDIOC_ENUMINPUT, VIDIOC_G_INPUT, and VIDIOC_S_INPUT. Only the
zeroth input device is supported, and the info returned by enuminput is
hardcoded and basic. This is sufficient to pass v4l2-compliance.
Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src/v4l2/v4l2_camera_proxy.cpp')
-rw-r--r-- | src/v4l2/v4l2_camera_proxy.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp index e5b97535..198d4af8 100644 --- a/src/v4l2/v4l2_camera_proxy.cpp +++ b/src/v4l2/v4l2_camera_proxy.cpp @@ -383,6 +383,42 @@ int V4L2CameraProxy::vidioc_s_priority(V4L2CameraFile *file, enum v4l2_priority return 0; } +int V4L2CameraProxy::vidioc_enuminput(V4L2CameraFile *file, struct v4l2_input *arg) +{ + LOG(V4L2Compat, Debug) << "Servicing vidioc_enuminput fd = " << file->efd(); + + if (arg->index != 0) + return -EINVAL; + + memset(arg, 0, sizeof(*arg)); + + utils::strlcpy(reinterpret_cast<char *>(arg->name), + reinterpret_cast<char *>(capabilities_.card), + sizeof(arg->name)); + arg->type = V4L2_INPUT_TYPE_CAMERA; + + return 0; +} + +int V4L2CameraProxy::vidioc_g_input(V4L2CameraFile *file, int *arg) +{ + LOG(V4L2Compat, Debug) << "Servicing vidioc_g_input fd = " << file->efd(); + + *arg = 0; + + return 0; +} + +int V4L2CameraProxy::vidioc_s_input(V4L2CameraFile *file, int *arg) +{ + LOG(V4L2Compat, Debug) << "Servicing vidioc_s_input fd = " << file->efd(); + + if (*arg != 0) + return -EINVAL; + + return 0; +} + void V4L2CameraProxy::freeBuffers() { LOG(V4L2Compat, Debug) << "Freeing libcamera bufs"; @@ -596,6 +632,9 @@ const std::set<unsigned long> V4L2CameraProxy::supportedIoctls_ = { VIDIOC_TRY_FMT, VIDIOC_G_PRIORITY, VIDIOC_S_PRIORITY, + VIDIOC_ENUMINPUT, + VIDIOC_G_INPUT, + VIDIOC_S_INPUT, VIDIOC_REQBUFS, VIDIOC_QUERYBUF, VIDIOC_QBUF, @@ -644,6 +683,15 @@ int V4L2CameraProxy::ioctl(V4L2CameraFile *file, unsigned long request, void *ar case VIDIOC_S_PRIORITY: ret = vidioc_s_priority(file, static_cast<enum v4l2_priority *>(arg)); break; + case VIDIOC_ENUMINPUT: + ret = vidioc_enuminput(file, static_cast<struct v4l2_input *>(arg)); + break; + case VIDIOC_G_INPUT: + ret = vidioc_g_input(file, static_cast<int *>(arg)); + break; + case VIDIOC_S_INPUT: + ret = vidioc_s_input(file, static_cast<int *>(arg)); + break; case VIDIOC_REQBUFS: ret = vidioc_reqbufs(file, static_cast<struct v4l2_requestbuffers *>(arg)); break; |