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| author | Benjamin Bara <benjamin.bara@skidata.com> | 2023-07-06 13:41:11 +0200 |
|---|---|---|
| committer | Kieran Bingham <kieran.bingham@ideasonboard.com> | 2024-01-09 15:39:04 +0000 |
| commit | 90fa9a0f2b6dc209e22950a871a79343661e1d09 (patch) | |
| tree | a4f91294b1c872976403785890c2facd11cf19f2 /test/media_device/media_device_link_test.cpp | |
| parent | 1d0d2cf67cb7100cfc7a368347271f88365b0a52 (diff) | |
libcamera: device_enumerator: ensure deviceNode is not empty
When activating both ISP nodes on the i.MX8MP, but only connecting one
camera sensor, libcamera aborts because it couldn't find the chosen
entity's device node:
[37:54:40.779902250] [3631] DEBUG DeviceEnumerator device_enumerator.cpp:252 Added device /dev/media1: rkisp1
[37:54:40.780196750] [3631] DEBUG DeviceEnumerator device_enumerator_udev.cpp:322 All dependencies for media device /dev/media0 found
[37:54:40.780237875] [3631] DEBUG DeviceEnumerator device_enumerator.cpp:252 Added device /dev/media0: rkisp1
[37:54:40.780505125] [3631] DEBUG Camera camera_manager.cpp:152 Found registered pipeline handler 'PipelineHandlerRkISP1'
[37:54:40.780599875] [3631] DEBUG DeviceEnumerator device_enumerator.cpp:312 Successful match for media device "rkisp1"
[37:54:40.780731375] [3631] ERROR V4L2 v4l2_device.cpp:93 'rkisp1_isp': Failed to open V4L2 device '': No such file or directory
Fix this by skipping empty device nodes:
[37:49:05.172672000] [3603] DEBUG DeviceEnumerator device_enumerator_udev.cpp:322 All dependencies for media device /dev/media1 found
[37:49:05.172720625] [3603] DEBUG DeviceEnumerator device_enumerator.cpp:256 Added device /dev/media1: rkisp1
[37:49:05.172973875] [3603] DEBUG DeviceEnumerator device_enumerator_udev.cpp:322 All dependencies for media device /dev/media0 found
[37:49:05.173012125] [3603] DEBUG DeviceEnumerator device_enumerator.cpp:256 Added device /dev/media0: rkisp1
[37:49:05.173281625] [3603] DEBUG Camera camera_manager.cpp:152 Found registered pipeline handler 'PipelineHandlerRkISP1'
[37:49:05.173376875] [3603] DEBUG DeviceEnumerator device_enumerator.cpp:107 Skip rkisp1_isp: no device node
[37:49:05.173414375] [3603] DEBUG DeviceEnumerator device_enumerator.cpp:316 Successful match for media device "rkisp1"
[37:49:05.173671250] [3603] DEBUG V4L2 v4l2_videodevice.cpp:632 /dev/video1[15:cap]: Opened device platform:rkisp1: rkisp1: rkisp1_stats
[37:49:05.173775125] [3603] DEBUG V4L2 v4l2_videodevice.cpp:632 /dev/video2[16:out]: Opened device platform:rkisp1: rkisp1: rkisp1_params
[37:49:05.173880500] [3603] DEBUG V4L2 v4l2_videodevice.cpp:632 /dev/video0[18:cap]: Opened device platform:rkisp1: rkisp1: rkisp1
Signed-off-by: Benjamin Bara <benjamin.bara@skidata.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'test/media_device/media_device_link_test.cpp')
0 files changed, 0 insertions, 0 deletions