From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e8.ny.us.ibm.com (e8.ny.us.ibm.com [32.97.182.138]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e8.ny.us.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id E2E5AB731A for ; Wed, 11 Apr 2012 01:10:46 +1000 (EST) Received: from /spool/local by e8.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 10 Apr 2012 11:10:43 -0400 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by d01dlp01.pok.ibm.com (Postfix) with ESMTP id B514638C8081 for ; Tue, 10 Apr 2012 11:10:39 -0400 (EDT) Received: from d03av06.boulder.ibm.com (d03av06.boulder.ibm.com [9.17.195.245]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q3AFAcVR338968 for ; Tue, 10 Apr 2012 11:10:38 -0400 Received: from d03av06.boulder.ibm.com (loopback [127.0.0.1]) by d03av06.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q3AFB2c6016385 for ; Tue, 10 Apr 2012 09:11:03 -0600 Message-ID: <1334070699.16827.35.camel@key-ThinkPad-W510> Subject: [PATCH v2 17/17] powerpc: crypto: enable the PFO-based encryption device From: Kent Yoder To: linux-kernel@vger.kernel.org Date: Tue, 10 Apr 2012 10:11:39 -0500 In-Reply-To: <1334070249.16827.1.camel@key-ThinkPad-W510> References: <1334070249.16827.1.camel@key-ThinkPad-W510> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Cc: key@linux.vnet.ibm.com, rcj@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org, linux-crypto@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This patch adds the cas bits to advertise support for the Platform Facilities Option (PFO) based encryption accelerator device. The nx device driver provides support for this hardware feature. Signed-off-by: Kent Yoder --- arch/powerpc/kernel/prom_init.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 26f6317..604b4c4 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -702,6 +702,7 @@ static void __init early_cmdline_parse(void) #endif #define OV5_TYPE1_AFFINITY 0x80 /* Type 1 NUMA affinity */ #define OV5_PFO_HW_RNG 0x80 /* PFO Random Number Generator */ +#define OV5_PFO_HW_ENCR 0x20 /* PFO Encryption Accelerator */ /* Option Vector 6: IBM PAPR hints */ #define OV6_LINUX 0x02 /* Linux is our OS */ @@ -769,7 +770,7 @@ static unsigned char ibm_architecture_vec[] = { 0, 0, 0, - OV5_PFO_HW_RNG, + OV5_PFO_HW_RNG | OV5_PFO_HW_ENCR, /* option vector 6: IBM PAPR hints */ 4 - 2, /* length */ -- 1.7.1