From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: linux-crypto@vger.kernel.org
Cc: "Andrey Smirnov" <andrew.smirnov@gmail.com>,
"Chris Healy" <cphealy@gmail.com>,
"Lucas Stach" <l.stach@pengutronix.de>,
"Horia Geantă" <horia.geanta@nxp.com>,
"Herbert Xu" <herbert@gondor.apana.org.au>,
"Iuliana Prodan" <iuliana.prodan@nxp.com>,
linux-imx@nxp.com, linux-kernel@vger.kernel.org
Subject: [PATCH v5 1/4] crypto: caam - allocate RNG instantiation descriptor with GFP_DMA
Date: Tue, 3 Dec 2019 08:23:54 -0800 [thread overview]
Message-ID: <20191203162357.21942-2-andrew.smirnov@gmail.com> (raw)
In-Reply-To: <20191203162357.21942-1-andrew.smirnov@gmail.com>
Be consistent with the rest of the codebase and use GFP_DMA when
allocating memory for a CAAM JR descriptor.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Tested-by: Chris Healy <cphealy@gmail.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Horia Geantă <horia.geanta@nxp.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Iuliana Prodan <iuliana.prodan@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-crypto@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/crypto/caam/ctrl.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index d7c3c3805693..c99a6a3b22de 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -193,7 +193,7 @@ static int deinstantiate_rng(struct device *ctrldev, int state_handle_mask)
u32 *desc, status;
int sh_idx, ret = 0;
- desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL);
+ desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL | GFP_DMA);
if (!desc)
return -ENOMEM;
@@ -270,7 +270,7 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask,
int ret = 0, sh_idx;
ctrl = (struct caam_ctrl __iomem *)ctrlpriv->ctrl;
- desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL);
+ desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL | GFP_DMA);
if (!desc)
return -ENOMEM;
--
2.21.0
next prev parent reply other threads:[~2019-12-03 16:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-03 16:23 [PATCH v5 0/4] enable CAAM's HWRNG as default Andrey Smirnov
2019-12-03 16:23 ` Andrey Smirnov [this message]
2019-12-03 16:23 ` [PATCH v5 2/4] crypto: caam - move RNG presence check into a shared function Andrey Smirnov
2019-12-03 16:23 ` [PATCH v5 3/4] crypto: caam - replace DRNG with TRNG for use with hw_random Andrey Smirnov
2019-12-03 16:23 ` [PATCH v5 4/4] crypto: caam - expose SEC4 DRNG via crypto RNG API Andrey Smirnov
2019-12-09 15:44 ` [PATCH v5 0/4] enable CAAM's HWRNG as default Horia Geanta
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