From: Seth Jennings Date: Thu, 19 Jul 2012 14:42:39 +0000 (-0500) Subject: powerpc/crypto: add compression support to arch vec X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=da29aa8f2ab178903a1ac23ce19442f92be4f09c;p=deliverable%2Flinux.git powerpc/crypto: add compression support to arch vec This patch enables compression engine support in the architecture vector. This causes the Power hypervisor to allow access to the nx comrpession accelerator. Signed-off-by: Seth Jennings Signed-off-by: Herbert Xu --- diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 0794a3017b1b..9ec5e5525777 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -705,6 +705,7 @@ 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_842 0x40 /* PFO Compression Accelerator */ #define OV5_PFO_HW_ENCR 0x20 /* PFO Encryption Accelerator */ /* Option Vector 6: IBM PAPR hints */ @@ -774,8 +775,7 @@ static unsigned char ibm_architecture_vec[] = { 0, 0, 0, - OV5_PFO_HW_RNG | OV5_PFO_HW_ENCR, - + OV5_PFO_HW_RNG | OV5_PFO_HW_ENCR | OV5_PFO_HW_842, /* option vector 6: IBM PAPR hints */ 4 - 2, /* length */ 0,