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authorMichael Ellerman <michael@ellerman.id.au>2012-07-25 21:19:48 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-09-05 15:18:42 +1000
commit7187dafc1e7fde551001ba91ea94cf6faa73256a (patch)
tree133544bcfd6820d3f15ed14faa2457b43e35ff57
parentc6e565f2bef551326b65d801206d688708f1eeb5 (diff)
powerpc/crypto: Remove users of virt_to_abs() and phys_to_abs() in nx crypto driver
phys_to_abs() is a nop, don't use it. virt_to_abs() is just a wrapper around __pa(), call __pa() directly. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
-rw-r--r--drivers/crypto/nx/nx.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/crypto/nx/nx.c b/drivers/crypto/nx/nx.c
index d7f179cc2e98..638110efae9b 100644
--- a/drivers/crypto/nx/nx.c
+++ b/drivers/crypto/nx/nx.c
@@ -34,7 +34,6 @@
#include <linux/device.h>
#include <linux/of.h>
#include <asm/pSeries_reconfig.h>
-#include <asm/abs_addr.h>
#include <asm/hvcall.h>
#include <asm/vio.h>
@@ -104,10 +103,10 @@ struct nx_sg *nx_build_sg_list(struct nx_sg *sg_head,
/* determine the start and end for this address range - slightly
* different if this is in VMALLOC_REGION */
if (is_vmalloc_addr(start_addr))
- sg_addr = phys_to_abs(page_to_phys(vmalloc_to_page(start_addr)))
+ sg_addr = page_to_phys(vmalloc_to_page(start_addr))
+ offset_in_page(sg_addr);
else
- sg_addr = virt_to_abs(sg_addr);
+ sg_addr = __pa(sg_addr);
end_addr = sg_addr + len;
@@ -265,17 +264,17 @@ void nx_ctx_init(struct nx_crypto_ctx *nx_ctx, unsigned int function)
nx_ctx->csbcpb->csb.valid |= NX_CSB_VALID_BIT;
nx_ctx->op.flags = function;
- nx_ctx->op.csbcpb = virt_to_abs(nx_ctx->csbcpb);
- nx_ctx->op.in = virt_to_abs(nx_ctx->in_sg);
- nx_ctx->op.out = virt_to_abs(nx_ctx->out_sg);
+ nx_ctx->op.csbcpb = __pa(nx_ctx->csbcpb);
+ nx_ctx->op.in = __pa(nx_ctx->in_sg);
+ nx_ctx->op.out = __pa(nx_ctx->out_sg);
if (nx_ctx->csbcpb_aead) {
nx_ctx->csbcpb_aead->csb.valid |= NX_CSB_VALID_BIT;
nx_ctx->op_aead.flags = function;
- nx_ctx->op_aead.csbcpb = virt_to_abs(nx_ctx->csbcpb_aead);
- nx_ctx->op_aead.in = virt_to_abs(nx_ctx->in_sg);
- nx_ctx->op_aead.out = virt_to_abs(nx_ctx->out_sg);
+ nx_ctx->op_aead.csbcpb = __pa(nx_ctx->csbcpb_aead);
+ nx_ctx->op_aead.in = __pa(nx_ctx->in_sg);
+ nx_ctx->op_aead.out = __pa(nx_ctx->out_sg);
}
}