GitHub-Mirror/linux-bl808
2
0
Fork 0
mirror of https://github.com/Fishwaldo/linux-bl808.git synced 2025-06-17 20:25:19 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

async_tx: replace 'int_en' with operation preparation flags

Browse source 
Pass a full set of flags to drivers' per-operation 'prep' routines.
Currently the only flag passed is DMA_PREP_INTERRUPT.  The expectation is
that arch-specific async_tx_find_channel() implementations can exploit this
capability to find the best channel for an operation.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: Shannon Nelson <shannon.nelson@intel.com>
Reviewed-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
This commit is contained in:
Dan Williams 2008-02-02 19:49:58 -07:00
parent 0036731c88
commit d4c56f97ff
8 changed files with 62 additions and 43 deletions
Download patch file Download diff file Expand all files Collapse all files

3
crypto/async_tx/async_memset.c
View file

@ -52,12 +52,13 @@ async_memset(struct page *dest, int val, unsigned int offset,
if (device) {
dma_addr_t dma_dest;
unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0;
dma_dest = dma_map_page(device->dev, dest, offset, len,
DMA_FROM_DEVICE);
tx = device->device_prep_dma_memset(chan, dma_dest, val, len,
cb_fn != NULL);
dma_prep_flags);
}
if (tx) {