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authorAndrey Smirnov <andrew.smirnov@gmail.com>2019-08-20 23:23:54 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2019-08-30 11:05:29 +0300
commit3a0944c5362654e13cde558ef81309a0fcf9112b (patch)
tree19baa4b5f61da4c7f459e740769b9ca81b32fa35 /drivers/crypto/caam
parent6e05542fd6061d3862c85fd049cb953f1cf5b264 (diff)
downloadlinux-3a0944c5362654e13cde558ef81309a0fcf9112b.tar.xz
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 'drivers/crypto/caam')
-rw-r--r--drivers/crypto/caam/caamalg_qi2.h27
-rw-r--r--drivers/crypto/caam/desc_constr.h27
-rw-r--r--drivers/crypto/caam/qi.h26
3 files changed, 27 insertions, 53 deletions
diff --git a/drivers/crypto/caam/caamalg_qi2.h b/drivers/crypto/caam/caamalg_qi2.h
index b450e2a25c1f..706736776b47 100644
--- a/drivers/crypto/caam/caamalg_qi2.h
+++ b/drivers/crypto/caam/caamalg_qi2.h
@@ -92,33 +92,6 @@ struct dpaa2_caam_priv_per_cpu {
struct dpaa2_io *dpio;
};
-/*
- * The CAAM QI hardware constructs a job descriptor which points
- * to shared descriptor (as pointed by context_a of FQ to CAAM).
- * 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 long (each 32-bit).
- *
- * The job descriptor constructed by QI hardware has 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 512
diff --git a/drivers/crypto/caam/desc_constr.h b/drivers/crypto/caam/desc_constr.h
index 536f360bf131..1fe50a4fefaa 100644
--- a/drivers/crypto/caam/desc_constr.h
+++ b/drivers/crypto/caam/desc_constr.h
@@ -18,6 +18,33 @@
#define CAAM_DESC_BYTES_MAX (CAAM_CMD_SZ * MAX_CAAM_DESCSIZE)
#define DESC_JOB_IO_LEN (CAAM_CMD_SZ * 5 + CAAM_PTR_SZ * 3)
+/*
+ * The CAAM QI hardware constructs a job descriptor which points
+ * to shared descriptor (as pointed by context_a of FQ to CAAM).
+ * 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 long (each 32-bit).
+ *
+ * The job descriptor constructed by QI hardware has 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)
+
#ifdef DEBUG
#define PRINT_POS do { printk(KERN_DEBUG "%02d: %s\n", desc_len(desc),\
&__func__[sizeof("append")]); } while (0)
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