[v7,08/15] crypto: caam - share definition for MAX_SDLEN
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Message ID 20190812200739.30389-9-andrew.smirnov@gmail.com
State Under Review
Delegated to: Herbert Xu
Headers show
Series
  • crypto: caam - Add i.MX8MQ support
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Commit Message

Andrey Smirnov Aug. 12, 2019, 8:07 p.m. UTC
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
---
 drivers/crypto/caam/caamalg_qi2.h | 27 ---------------------------
 drivers/crypto/caam/desc_constr.h | 27 +++++++++++++++++++++++++++
 drivers/crypto/caam/qi.h          | 26 --------------------------
 3 files changed, 27 insertions(+), 53 deletions(-)

Patch
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diff --git a/drivers/crypto/caam/caamalg_qi2.h b/drivers/crypto/caam/caamalg_qi2.h
index be5085451053..a5e0785917b5 100644
--- a/drivers/crypto/caam/caamalg_qi2.h
+++ b/drivers/crypto/caam/caamalg_qi2.h
@@ -90,33 +90,6 @@  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 5988a26a2441..c364f9a94046 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