crypto: mv_cesa - the descriptor pointer register needs to be set just once

Signed-off-by: Phil Sutter <phil.sutter@viprinet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index c443246..889c098 100644 (file)
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -275,7 +275,6 @@ static void mv_process_current_q(int first_block)
        memcpy(cpg->sram + SRAM_CONFIG, &op,
                        sizeof(struct sec_accel_config));
 
-       writel(SRAM_CONFIG, cpg->reg + SEC_ACCEL_DESC_P0);
        /* GO */
        writel(SEC_CMD_EN_SEC_ACCL0, cpg->reg + SEC_ACCEL_CMD);
 
@@ -349,7 +348,6 @@ static void mv_process_hash_current(int first_block)
 
        memcpy(cpg->sram + SRAM_CONFIG, &op, sizeof(struct sec_accel_config));
 
-       writel(SRAM_CONFIG, cpg->reg + SEC_ACCEL_DESC_P0);
        /* GO */
        writel(SEC_CMD_EN_SEC_ACCL0, cpg->reg + SEC_ACCEL_CMD);
 
@@ -1063,6 +1061,7 @@ static int mv_probe(struct platform_device *pdev)
 
        writel(SEC_INT_ACCEL0_DONE, cpg->reg + SEC_ACCEL_INT_MASK);
        writel(SEC_CFG_STOP_DIG_ERR, cpg->reg + SEC_ACCEL_CFG);
+       writel(SRAM_CONFIG, cpg->reg + SEC_ACCEL_DESC_P0);
 
        ret = crypto_register_alg(&mv_aes_alg_ecb);
        if (ret)