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| author |   Cyrille Pitchen <cyrille.pitchen@atmel.com> | 2015-12-17 18:13:06 +0100 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2015-12-23 18:19:58 +0800 |
| commit | 129f8bb6bb882d6af49f83a1369215aeb0ccb95d (patch) | |
| tree | fbcee480986ec3640e678a3f2934f9605fb828c2 /drivers/crypto | |
| parent | crypto: atmel-aes - fix the counter overflow in CTR mode (diff) | |
| download | linux-dev-129f8bb6bb882d6af49f83a1369215aeb0ccb95d.tar.xz linux-dev-129f8bb6bb882d6af49f83a1369215aeb0ccb95d.zip | |
crypto: atmel-aes - change the DMA threshold
Increase the DMA threshold to 256: PIO accesses offer better performances
than the DMA when processing small amounts of data.
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/atmel-aes.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c index a34919f6b7d7..ea645b4ee997 100644 --- a/drivers/crypto/atmel-aes.c +++ b/drivers/crypto/atmel-aes.c @@ -76,7 +76,7 @@ #define ATMEL_AES_QUEUE_LENGTH 50 -#define ATMEL_AES_DMA_THRESHOLD 16 +#define ATMEL_AES_DMA_THRESHOLD 256 struct atmel_aes_caps { |