redonkable/remarkable-linux
redonkable/remarkable-linux
1
0
Fork 0
Code Releases Activity

crypto: ccp - Enable DMA service on a v5 CCP

Browse source 
Every CCP is capable of providing general DMA services.
Register the device as a provider.

Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Gary R Hook 2016-07-26 19:10:40 -05:00 committed by Herbert Xu
parent 084935b208
commit 99d90b2ebd
1 changed files with 8 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
drivers/crypto/ccp/ccp-dev-v5.c
View file

@ -832,6 +832,11 @@ static int ccp5_init(struct ccp_device *ccp)
if (ret)
goto e_kthread;
/* Register the DMA engine support */
ret = ccp_dmaengine_register(ccp);
if (ret)
goto e_hwrng;
return 0;
e_kthread:
@ -856,6 +861,9 @@ static void ccp5_destroy(struct ccp_device *ccp)
struct ccp_cmd *cmd;
unsigned int i;
/* Unregister the DMA engine */
ccp_dmaengine_unregister(ccp);
/* Unregister the RNG */
ccp_unregister_rng(ccp);