From d12502b84cb4c6338dd972bcaaed0509e7cad45a Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Fri, 1 Sep 2017 12:19:17 -0400 Subject: [PATCH] media: gen-errors.rst: remove row number comments Those are introduced by the conversion scripts and don't really help. Get rid of them. Signed-off-by: Mauro Carvalho Chehab --- Documentation/media/uapi/gen-errors.rst | 44 +++++++------------------ 1 file changed, 11 insertions(+), 33 deletions(-) diff --git a/Documentation/media/uapi/gen-errors.rst b/Documentation/media/uapi/gen-errors.rst index d39e34d1b19d..d51f672021c4 100644 --- a/Documentation/media/uapi/gen-errors.rst +++ b/Documentation/media/uapi/gen-errors.rst @@ -17,9 +17,7 @@ Generic Error Codes :widths: 1 16 - - .. row 1 - - - ``EAGAIN`` (aka ``EWOULDBLOCK``) + - - ``EAGAIN`` (aka ``EWOULDBLOCK``) - The ioctl can't be handled because the device is in state where it can't perform it. This could happen for example in case where @@ -27,15 +25,11 @@ Generic Error Codes is also returned when the ioctl would need to wait for an event, but the device was opened in non-blocking mode. - - .. row 2 - - - ``EBADF`` + - - ``EBADF`` - The file descriptor is not a valid. - - .. row 3 - - - ``EBUSY`` + - - ``EBUSY`` - The ioctl can't be handled because the device is busy. This is typically return while device is streaming, and an ioctl tried to @@ -44,59 +38,43 @@ Generic Error Codes ioctl must not be retried without performing another action to fix the problem first (typically: stop the stream before retrying). - - .. row 4 - - - ``EFAULT`` + - - ``EFAULT`` - There was a failure while copying data from/to userspace, probably caused by an invalid pointer reference. - - .. row 5 - - - ``EINVAL`` + - - ``EINVAL`` - One or more of the ioctl parameters are invalid or out of the allowed range. This is a widely used error code. See the individual ioctl requests for specific causes. - - .. row 6 - - - ``ENODEV`` + - - ``ENODEV`` - Device not found or was removed. - - .. row 7 - - - ``ENOMEM`` + - - ``ENOMEM`` - There's not enough memory to handle the desired operation. - - .. row 8 - - - ``ENOTTY`` + - - ``ENOTTY`` - The ioctl is not supported by the driver, actually meaning that the required functionality is not available, or the file descriptor is not for a media device. - - .. row 9 - - - ``ENOSPC`` + - - ``ENOSPC`` - On USB devices, the stream ioctl's can return this error, meaning that this request would overcommit the usb bandwidth reserved for periodic transfers (up to 80% of the USB bandwidth). - - .. row 10 - - - ``EPERM`` + - - ``EPERM`` - Permission denied. Can be returned if the device needs write permission, or some special capabilities is needed (e. g. root) - - .. row 11 - - - ``EIO`` + - - ``EIO`` - I/O error. Typically used when there are problems communicating with a hardware device. This could indicate broken or flaky hardware.