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06e63aad57
This patch brings the crypto4xx driver up to the latest upstream changes. Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
64 lines
2.2 KiB
Diff
64 lines
2.2 KiB
Diff
From 38cf5533d7a876f75088bacc1277046f30005f28 Mon Sep 17 00:00:00 2001
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From: Christian Lamparter <chunkeey@gmail.com>
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Date: Mon, 22 Apr 2019 13:26:01 +0200
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Subject: [PATCH 12/15] crypto: crypto4xx - get rid of redundant using_sd
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variable
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using_sd is used as a stand-in for sa_command_0.bf.scatter
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that we need to set anyway, so we might as well just prevent
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double-accounting.
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Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
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Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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---
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drivers/crypto/amcc/crypto4xx_core.c | 6 ++----
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drivers/crypto/amcc/crypto4xx_core.h | 1 -
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2 files changed, 2 insertions(+), 5 deletions(-)
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--- a/drivers/crypto/amcc/crypto4xx_core.c
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+++ b/drivers/crypto/amcc/crypto4xx_core.c
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@@ -539,7 +539,7 @@ static void crypto4xx_cipher_done(struct
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req = skcipher_request_cast(pd_uinfo->async_req);
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- if (pd_uinfo->using_sd) {
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+ if (pd_uinfo->sa_va->sa_command_0.bf.scatter) {
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crypto4xx_copy_pkt_to_dst(dev, pd, pd_uinfo,
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req->cryptlen, req->dst);
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} else {
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@@ -593,7 +593,7 @@ static void crypto4xx_aead_done(struct c
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u32 icv[AES_BLOCK_SIZE];
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int err = 0;
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- if (pd_uinfo->using_sd) {
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+ if (pd_uinfo->sa_va->sa_command_0.bf.scatter) {
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crypto4xx_copy_pkt_to_dst(dev, pd, pd_uinfo,
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pd->pd_ctl_len.bf.pkt_len,
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dst);
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@@ -887,7 +887,6 @@ int crypto4xx_build_pd(struct crypto_asy
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* we know application give us dst a whole piece of memory
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* no need to use scatter ring.
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*/
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- pd_uinfo->using_sd = 0;
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pd_uinfo->first_sd = 0xffffffff;
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sa->sa_command_0.bf.scatter = 0;
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pd->dest = (u32)dma_map_page(dev->core_dev->device,
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@@ -901,7 +900,6 @@ int crypto4xx_build_pd(struct crypto_asy
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u32 sd_idx = fst_sd;
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nbytes = datalen;
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sa->sa_command_0.bf.scatter = 1;
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- pd_uinfo->using_sd = 1;
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pd_uinfo->first_sd = fst_sd;
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sd = crypto4xx_get_sdp(dev, &sd_dma, sd_idx);
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pd->dest = sd_dma;
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--- a/drivers/crypto/amcc/crypto4xx_core.h
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+++ b/drivers/crypto/amcc/crypto4xx_core.h
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@@ -64,7 +64,6 @@ union shadow_sa_buf {
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struct pd_uinfo {
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struct crypto4xx_device *dev;
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u32 state;
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- u32 using_sd;
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u32 first_gd; /* first gather discriptor
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used by this packet */
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u32 num_gd; /* number of gather discriptor
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