From 129f8bb6bb882d6af49f83a1369215aeb0ccb95d Mon Sep 17 00:00:00 2001 From: Cyrille Pitchen Date: Thu, 17 Dec 2015 18:13:06 +0100 Subject: 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 Signed-off-by: Herbert Xu --- drivers/crypto/atmel-aes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/crypto/atmel-aes.c') 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 { -- cgit v1.2.3