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 <sjenning@linux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 2 insertions, 2 deletions

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,