openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

dmaengine: Documentation: Fix typo in provider.txt 

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Vinod Koul 2016-11-03 07:04:41 -06:00
parent 0a734757f8
commit 19a61be848
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Documentation/dmaengine/provider.txt
View File

@ -384,7 +384,7 @@ where to put them)
- The descriptor should be prepared for reuse by invoking - The descriptor should be prepared for reuse by invoking
dmaengine_desc_set_reuse() which will set DMA_CTRL_REUSE. dmaengine_desc_set_reuse() which will set DMA_CTRL_REUSE.
- dmaengine_desc_set_reuse() will succeed only when channel support - dmaengine_desc_set_reuse() will succeed only when channel support
reusable descriptor as exhibited by capablities reusable descriptor as exhibited by capabilities
- As a consequence, if a device driver wants to skip the dma_map_sg() and - As a consequence, if a device driver wants to skip the dma_map_sg() and
dma_unmap_sg() in between 2 transfers, because the DMA'd data wasn't used, dma_unmap_sg() in between 2 transfers, because the DMA'd data wasn't used,
it can resubmit the transfer right after its completion. it can resubmit the transfer right after its completion.