linux-kernel - [RFC PATCH 2/3] crypto: add by_n attribute to acomp

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Message-Id: <8fe04e86f0907588d210885ac91965960f97f450.1714581792.git.andre.glover@linux.intel.com>
Date: Wed,  1 May 2024 14:46:28 -0700
From: Andre Glover <andre.glover@...ux.intel.com>
To: tom.zanussi@...ux.intel.com,
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Subject: [RFC PATCH 2/3] crypto: add by_n attribute to acomp_req

Add the 'by_n' attribute to the acomp_req. The 'by_n' attribute can be
used a directive by acomp crypto algorithms for splitting compress and
decompress operations into "n" separate jobs.
 
Signed-off-by: Andre Glover <andre.glover@...ux.intel.com>
---
 include/crypto/acompress.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/crypto/acompress.h b/include/crypto/acompress.h
index 2b73cef2f430..c687729e1966 100644
--- a/include/crypto/acompress.h
+++ b/include/crypto/acompress.h
@@ -25,6 +25,7 @@
  * @slen:	Size of the input buffer
  * @dlen:	Size of the output buffer and number of bytes produced
  * @flags:	Internal flags
+ * @by_n:	by_n setting used by acomp alg
  * @__ctx:	Start of private context data
  */
 struct acomp_req {
@@ -34,6 +35,7 @@ struct acomp_req {
 	unsigned int slen;
 	unsigned int dlen;
 	u32 flags;
+	u32 by_n;
 	void *__ctx[] CRYPTO_MINALIGN_ATTR;
 };
 
-- 
2.27.0