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| author |   Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-08-20 13:23:54 -0700 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2019-08-30 18:05:29 +1000 |
| commit | 3a0944c5362654e13cde558ef81309a0fcf9112b (patch) | |
| tree | 19baa4b5f61da4c7f459e740769b9ca81b32fa35 /drivers/crypto/caam/qi.h | |
| parent | crypto: caam - drop 64-bit only wr/rd_reg64() (diff) | |
| download | linux-dev-3a0944c5362654e13cde558ef81309a0fcf9112b.tar.xz linux-dev-3a0944c5362654e13cde558ef81309a0fcf9112b.zip | |
crypto: caam - share definition for MAX_SDLEN
Both qi.h and cammalg_qi2.h seem to define identical versions of
MAX_SDLEN. Move it to desc_constr.h to avoid duplication.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Chris Spencer <christopher.spencer@sea.co.uk>
Cc: Cory Tusar <cory.tusar@zii.aero>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Horia Geantă <horia.geanta@nxp.com>
Cc: Aymen Sghaier <aymen.sghaier@nxp.com>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: linux-crypto@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to '')
| -rw-r--r-- | drivers/crypto/caam/qi.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/drivers/crypto/caam/qi.h b/drivers/crypto/caam/qi.h index f93c9c7ed430..db0549549e3b 100644 --- a/drivers/crypto/caam/qi.h +++ b/drivers/crypto/caam/qi.h @@ -14,32 +14,6 @@ #include "desc.h" #include "desc_constr.h" -/* - * CAAM hardware constructs a job descriptor which points to a shared descriptor - * (as pointed by context_a of to-CAAM FQ). - * When the job descriptor is executed by DECO, the whole job descriptor - * together with shared descriptor gets loaded in DECO buffer, which is - * 64 words (each 32-bit) long. - * - * The job descriptor constructed by CAAM hardware has the following layout: - * - * HEADER (1 word) - * Shdesc ptr (1 or 2 words) - * SEQ_OUT_PTR (1 word) - * Out ptr (1 or 2 words) - * Out length (1 word) - * SEQ_IN_PTR (1 word) - * In ptr (1 or 2 words) - * In length (1 word) - * - * The shdesc ptr is used to fetch shared descriptor contents into DECO buffer. - * - * Apart from shdesc contents, the total number of words that get loaded in DECO - * buffer are '8' or '11'. The remaining words in DECO buffer can be used for - * storing shared descriptor. - */ -#define MAX_SDLEN ((CAAM_DESC_BYTES_MAX - DESC_JOB_IO_LEN) / CAAM_CMD_SZ) - /* Length of a single buffer in the QI driver memory cache */ #define CAAM_QI_MEMCACHE_SIZE 768 |