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| author | Alexandre Bounine <alexandre.bounine@idt.com> | 2016-09-02 02:15:15 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-09-02 03:52:02 +0300 |
| commit | 1e1011af7a5725141aa4c8d30132acd93fe3da4e (patch) | |
| tree | 8fa15e3208c781f06f7712448e9705fc79e0f7a9 /Documentation/rapidio | |
| parent | 735f2770a770156100f534646158cb58cb8b2939 (diff) | |
| download | linux-1e1011af7a5725141aa4c8d30132acd93fe3da4e.tar.xz | |
rapidio/documentation/mport_cdev: add missing parameter description
Add missing description for rio_mport_cdev driver parameter
'dma_timeout'.
This patch is applicable to kernel versions starting from v4.6.
Link: http://lkml.kernel.org/r/20160901173104.2928-1-alexandre.bounine@idt.com
Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Andre van Herk <andre.van.herk@prodrive-technologies.com>
Cc: Barry Wood <barry.wood@idt.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/rapidio')
| -rw-r--r-- | Documentation/rapidio/mport_cdev.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/rapidio/mport_cdev.txt b/Documentation/rapidio/mport_cdev.txt index 6e491a662461..a53f786ee2e9 100644 --- a/Documentation/rapidio/mport_cdev.txt +++ b/Documentation/rapidio/mport_cdev.txt @@ -80,6 +80,10 @@ functionality of their platform when planning to use this driver: III. Module parameters +- 'dma_timeout' - DMA transfer completion timeout (in msec, default value 3000). + This parameter set a maximum completion wait time for SYNC mode DMA + transfer requests and for RIO_WAIT_FOR_ASYNC ioctl requests. + - 'dbg_level' - This parameter allows to control amount of debug information generated by this device driver. This parameter is formed by set of bit masks that correspond to the specific functional blocks. |