From: Danny Tsen <dtsen@linux.ibm.com>
To: linux-crypto@vger.kernel.org
Cc: herbert@gondor.apana.org.au, leitao@debian.org,
nayna@linux.ibm.com, appro@cryptogams.org,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
mpe@ellerman.id.au, ltcgcw@linux.vnet.ibm.com, dtsen@us.ibm.com,
Danny Tsen <dtsen@linux.ibm.com>
Subject: [PATCH] Remove POWER10_CPU dependency and move PPC_MODULE_FEATURE_P10.
Date: Wed, 12 Apr 2023 14:12:32 -0400 [thread overview]
Message-ID: <20230412181232.2051-1-dtsen@linux.ibm.com> (raw)
Remove Power10 dependency in Kconfig and detect Power10 feature at runtime.
Move PPC_MODULE_FEATURE_P10 definition to be in
arch/powerpc/include/asm/cpufeature.h.
Signed-off-by: Danny Tsen <dtsen@linux.ibm.com>
---
arch/powerpc/crypto/Kconfig | 2 +-
arch/powerpc/crypto/aes-gcm-p10-glue.c | 1 -
arch/powerpc/include/asm/cpufeature.h | 1 +
3 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/crypto/Kconfig b/arch/powerpc/crypto/Kconfig
index 1f8f02b494e1..7113f9355165 100644
--- a/arch/powerpc/crypto/Kconfig
+++ b/arch/powerpc/crypto/Kconfig
@@ -96,7 +96,7 @@ config CRYPTO_AES_PPC_SPE
config CRYPTO_AES_GCM_P10
tristate "Stitched AES/GCM acceleration support on P10 or later CPU (PPC)"
- depends on PPC64 && POWER10_CPU && CPU_LITTLE_ENDIAN
+ depends on PPC64 && CPU_LITTLE_ENDIAN
select CRYPTO_LIB_AES
select CRYPTO_ALGAPI
select CRYPTO_AEAD
diff --git a/arch/powerpc/crypto/aes-gcm-p10-glue.c b/arch/powerpc/crypto/aes-gcm-p10-glue.c
index 1533c8cdd26f..bd3475f5348d 100644
--- a/arch/powerpc/crypto/aes-gcm-p10-glue.c
+++ b/arch/powerpc/crypto/aes-gcm-p10-glue.c
@@ -22,7 +22,6 @@
#include <linux/module.h>
#include <linux/types.h>
-#define PPC_MODULE_FEATURE_P10 (32 + ilog2(PPC_FEATURE2_ARCH_3_1))
#define PPC_ALIGN 16
#define GCM_IV_SIZE 12
diff --git a/arch/powerpc/include/asm/cpufeature.h b/arch/powerpc/include/asm/cpufeature.h
index f6f790a90367..2dcc66225e7f 100644
--- a/arch/powerpc/include/asm/cpufeature.h
+++ b/arch/powerpc/include/asm/cpufeature.h
@@ -22,6 +22,7 @@
*/
#define PPC_MODULE_FEATURE_VEC_CRYPTO (32 + ilog2(PPC_FEATURE2_VEC_CRYPTO))
+#define PPC_MODULE_FEATURE_P10 (32 + ilog2(PPC_FEATURE2_ARCH_3_1))
#define cpu_feature(x) (x)
--
2.31.1
next reply other threads:[~2023-04-12 18:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-12 18:12 Danny Tsen [this message]
2023-04-13 13:12 ` Michael Ellerman
2023-04-13 13:18 ` Danny Tsen
2023-04-13 13:46 ` Danny Tsen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230412181232.2051-1-dtsen@linux.ibm.com \
--to=dtsen@linux.ibm.com \
--cc=appro@cryptogams.org \
--cc=dtsen@us.ibm.com \
--cc=herbert@gondor.apana.org.au \
--cc=leitao@debian.org \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=ltcgcw@linux.vnet.ibm.com \
--cc=mpe@ellerman.id.au \
--cc=nayna@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®