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| author | Corey Minyard <cminyard@mvista.com> | 2017-11-02 19:19:15 +0300 |
|---|---|---|
| committer | Corey Minyard <cminyard@mvista.com> | 2017-11-02 19:19:15 +0300 |
| commit | 6297fabd93f93182245383ba7de56bef829a796b (patch) | |
| tree | 804f5d28ada61b402d56281c9a047308d26347f4 /drivers/crypto/stm32/stm32-hash.c | |
| parent | d7e17fe4f7a7d961cc4375c7d868bd353a039bc7 (diff) | |
| parent | ece1996a21eeb344b49200e627c6660111009c10 (diff) | |
| download | linux-6297fabd93f93182245383ba7de56bef829a796b.tar.xz | |
Merge branch 'modules-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux into for-next
The IPMI SI driver was split into different pieces, merge the module
tree to accountfor that.
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Diffstat (limited to 'drivers/crypto/stm32/stm32-hash.c')
| -rw-r--r-- | drivers/crypto/stm32/stm32-hash.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c index b585ce54a802..4835dd4a9e50 100644 --- a/drivers/crypto/stm32/stm32-hash.c +++ b/drivers/crypto/stm32/stm32-hash.c @@ -553,9 +553,9 @@ static int stm32_hash_dma_send(struct stm32_hash_dev *hdev) { struct stm32_hash_request_ctx *rctx = ahash_request_ctx(hdev->req); struct scatterlist sg[1], *tsg; - int err = 0, len = 0, reg, ncp; + int err = 0, len = 0, reg, ncp = 0; unsigned int i; - const u32 *buffer = (const u32 *)rctx->buffer; + u32 *buffer = (void *)rctx->buffer; rctx->sg = hdev->req->src; rctx->total = hdev->req->nbytes; @@ -620,10 +620,13 @@ static int stm32_hash_dma_send(struct stm32_hash_dev *hdev) reg |= HASH_CR_DMAA; stm32_hash_write(hdev, HASH_CR, reg); - for (i = 0; i < DIV_ROUND_UP(ncp, sizeof(u32)); i++) - stm32_hash_write(hdev, HASH_DIN, buffer[i]); - - stm32_hash_set_nblw(hdev, ncp); + if (ncp) { + memset(buffer + ncp, 0, + DIV_ROUND_UP(ncp, sizeof(u32)) - ncp); + writesl(hdev->io_base + HASH_DIN, buffer, + DIV_ROUND_UP(ncp, sizeof(u32))); + } + stm32_hash_set_nblw(hdev, DIV_ROUND_UP(ncp, sizeof(u32))); reg = stm32_hash_read(hdev, HASH_STR); reg |= HASH_STR_DCAL; stm32_hash_write(hdev, HASH_STR, reg); |