Commit 7d0979e2 authored by Tudor Ambarus's avatar Tudor Ambarus Committed by Herbert Xu
Browse files

crypto: atmel-tdes - Remove useless write in Control Register 



As claimed by the datasheet, writing 0 into the Control Register has no
effect. Remove this useless register access.

Signed-off-by: default avatarTudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent e7836518

drivers/crypto/atmel-tdes.c

+1 −2
Original line number Diff line number Diff line
@@ -265,7 +265,7 @@ static void atmel_tdes_dma_callback(void *data) 
static int atmel_tdes_write_ctrl(struct atmel_tdes_dev *dd)

{

	int err;

	u32 valcr = 0, valmr = TDES_MR_SMOD_PDC;

	u32 valmr = TDES_MR_SMOD_PDC;



	err = atmel_tdes_hw_init(dd);
@@ -307,7 +307,6 @@ static int atmel_tdes_write_ctrl(struct atmel_tdes_dev *dd) 
	if ((dd->flags & TDES_FLAGS_ENCRYPT) || (dd->flags & TDES_FLAGS_OFB))

		valmr |= TDES_MR_CYPHER_ENC;



	atmel_tdes_write(dd, TDES_CR, valcr);

	atmel_tdes_write(dd, TDES_MR, valmr);



	atmel_tdes_write_n(dd, TDES_KEY1W1R, dd->ctx->key,

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