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author | 2022-09-27 11:10:09 +0800 | |
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committer | 2022-10-21 19:05:24 +0800 | |
commit | 594ed3d245d3e2d0760f30724e02ecf1604b2c01 (patch) | |
tree | 8c158792ca5d52e3ce6d9b7b8379c799543f38de | |
parent | crypto: inside-secure - Expand soc data structure (diff) | |
download | linux-594ed3d245d3e2d0760f30724e02ecf1604b2c01.tar.gz linux-594ed3d245d3e2d0760f30724e02ecf1604b2c01.tar.bz2 linux-594ed3d245d3e2d0760f30724e02ecf1604b2c01.zip |
crypto: inside-secure - Add fw_little_endian option
This is to add fw_little_endian option, which can
be used for platform which firmware is using little-endian
(instead of big-endian).
Signed-off-by: Peter Harliman Liem <pliem@maxlinear.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r-- | drivers/crypto/inside-secure/safexcel.c | 14 | ||||
-rw-r--r-- | drivers/crypto/inside-secure/safexcel.h | 1 |
2 files changed, 11 insertions, 4 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c index 8f4872470529..4d6d64ff9a0f 100644 --- a/drivers/crypto/inside-secure/safexcel.c +++ b/drivers/crypto/inside-secure/safexcel.c @@ -316,14 +316,20 @@ static void eip197_init_firmware(struct safexcel_crypto_priv *priv) static int eip197_write_firmware(struct safexcel_crypto_priv *priv, const struct firmware *fw) { - const __be32 *data = (const __be32 *)fw->data; + u32 val; int i; /* Write the firmware */ - for (i = 0; i < fw->size / sizeof(u32); i++) - writel(be32_to_cpu(data[i]), + for (i = 0; i < fw->size / sizeof(u32); i++) { + if (priv->data->fw_little_endian) + val = le32_to_cpu(((const __le32 *)fw->data)[i]); + else + val = be32_to_cpu(((const __be32 *)fw->data)[i]); + + writel(val, priv->base + EIP197_CLASSIFICATION_RAMS + - i * sizeof(__be32)); + i * sizeof(val)); + } /* Exclude final 2 NOPs from size */ return i - EIP197_FW_TERMINAL_NOPS; diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h index e8da8b30a392..f049293870b4 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -735,6 +735,7 @@ enum safexcel_eip_version { struct safexcel_priv_data { enum safexcel_eip_version version; + bool fw_little_endian; }; /* Priority we use for advertising our algorithms */ |