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staging: sep: sep_crypto.c: Remove useless functions sep_dump and sep…
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…_dump_sg

These two functions only has commented code, so remove it.

Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Marcos Paulo de Souza authored and Greg Kroah-Hartman committed Jul 6, 2012
1 parent 68cacda commit 0e7e10f
Showing 1 changed file with 0 additions and 77 deletions.
77 changes: 0 additions & 77 deletions drivers/staging/sep/sep_crypto.c
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Original file line number Diff line number Diff line change
Expand Up @@ -465,55 +465,6 @@ static int partial_overlap(void *src_ptr, void *dst_ptr, u32 nbytes)
return 0;
}

/* Debug - prints only if DEBUG is defined; follows kernel debug model */
static void sep_dump(struct sep_device *sep, char *stg, void *start, int len)
{
#if 0
int ct1;
u8 *ptt;

dev_dbg(&sep->pdev->dev,
"Dump of %s starting at %08lx for %08x bytes\n",
stg, (unsigned long)start, len);
for (ct1 = 0; ct1 < len; ct1 += 1) {
ptt = (u8 *)(start + ct1);
dev_dbg(&sep->pdev->dev, "%02x ", *ptt);
if (ct1 % 16 == 15)
dev_dbg(&sep->pdev->dev, "\n");
}
dev_dbg(&sep->pdev->dev, "\n");
#endif
}

/* Debug - prints only if DEBUG is defined; follows kernel debug model */
static void sep_dump_sg(struct sep_device *sep, char *stg,
struct scatterlist *sg)
{
#if 0
int ct1, ct2;
u8 *ptt;

dev_dbg(&sep->pdev->dev, "Dump of scatterlist %s\n", stg);

ct1 = 0;
while (sg) {
dev_dbg(&sep->pdev->dev, "page %x\n size %x", ct1,
sg->length);
dev_dbg(&sep->pdev->dev, "phys addr is %lx",
(unsigned long)sg_phys(sg));
ptt = sg_virt(sg);
for (ct2 = 0; ct2 < sg->length; ct2 += 1) {
dev_dbg(&sep->pdev->dev, "byte %x is %02x\n",
ct2, (unsigned char)*(ptt + ct2));
}

ct1 += 1;
sg = sg_next(sg);
}
dev_dbg(&sep->pdev->dev, "\n");
#endif
}

/* Debug - prints only if DEBUG is defined */
static void sep_dump_ivs(struct ablkcipher_request *req, char *reason)

Expand Down Expand Up @@ -1216,9 +1167,6 @@ static int sep_crypto_block_data(struct ablkcipher_request *req)
/* Key already done; this is for data */
dev_dbg(&ta_ctx->sep_used->pdev->dev, "sending data\n");

sep_dump_sg(ta_ctx->sep_used,
"block sg in", ta_ctx->src_sg);

/* check for valid data and proper spacing */
src_ptr = sg_virt(ta_ctx->src_sg);
dst_ptr = sg_virt(ta_ctx->dst_sg);
Expand Down Expand Up @@ -1340,14 +1288,10 @@ static int sep_crypto_block_data(struct ablkcipher_request *req)
sep_write_context(ta_ctx, &msg_offset,
&sctx->des_private_ctx,
sizeof(struct sep_des_private_context));
sep_dump(ta_ctx->sep_used, "ctx to block des",
&sctx->des_private_ctx, 40);
} else {
sep_write_context(ta_ctx, &msg_offset,
&sctx->aes_private_ctx,
sizeof(struct sep_aes_private_context));
sep_dump(ta_ctx->sep_used, "ctx to block aes",
&sctx->aes_private_ctx, 20);
}

/* conclude message */
Expand Down Expand Up @@ -1404,8 +1348,6 @@ static int sep_crypto_send_key(struct ablkcipher_request *req)
}

memcpy(ta_ctx->iv, ta_ctx->walk.iv, SEP_DES_IV_SIZE_BYTES);
sep_dump(ta_ctx->sep_used, "iv",
ta_ctx->iv, SEP_DES_IV_SIZE_BYTES);
}

if ((ta_ctx->current_request == AES_CBC) &&
Expand All @@ -1416,8 +1358,6 @@ static int sep_crypto_send_key(struct ablkcipher_request *req)
}

memcpy(ta_ctx->iv, ta_ctx->walk.iv, SEP_AES_IV_SIZE_BYTES);
sep_dump(ta_ctx->sep_used, "iv",
ta_ctx->iv, SEP_AES_IV_SIZE_BYTES);
}

/* put together message to SEP */
Expand All @@ -1430,8 +1370,6 @@ static int sep_crypto_send_key(struct ablkcipher_request *req)
sep_write_msg(ta_ctx, ta_ctx->iv,
SEP_DES_IV_SIZE_BYTES, sizeof(u32) * 4,
&msg_offset, 1);
sep_dump(ta_ctx->sep_used, "initial IV",
ta_ctx->walk.iv, SEP_DES_IV_SIZE_BYTES);
} else {
/* Skip if ECB */
msg_offset += 4 * sizeof(u32);
Expand All @@ -1443,8 +1381,6 @@ static int sep_crypto_send_key(struct ablkcipher_request *req)
sep_write_msg(ta_ctx, ta_ctx->iv,
SEP_AES_IV_SIZE_BYTES, max_length,
&msg_offset, 1);
sep_dump(ta_ctx->sep_used, "initial IV",
ta_ctx->walk.iv, SEP_AES_IV_SIZE_BYTES);
} else {
/* Skip if ECB */
msg_offset += max_length;
Expand Down Expand Up @@ -1647,16 +1583,10 @@ static u32 crypto_post_op(struct sep_device *sep)
sep_read_context(ta_ctx, &msg_offset,
&sctx->des_private_ctx,
sizeof(struct sep_des_private_context));

sep_dump(ta_ctx->sep_used, "ctx init des",
&sctx->des_private_ctx, 40);
} else {
sep_read_context(ta_ctx, &msg_offset,
&sctx->aes_private_ctx,
sizeof(struct sep_aes_private_context));

sep_dump(ta_ctx->sep_used, "ctx init aes",
&sctx->aes_private_ctx, 20);
}

sep_dump_ivs(req, "after sending key to sep\n");
Expand Down Expand Up @@ -1735,9 +1665,6 @@ static u32 crypto_post_op(struct sep_device *sep)
sizeof(struct sep_aes_private_context));
}

sep_dump_sg(ta_ctx->sep_used,
"block sg out", ta_ctx->dst_sg);

/* Copy to correct sg if this block had oddball pages */
if (ta_ctx->dst_sg_hold)
sep_copy_sg(ta_ctx->sep_used,
Expand Down Expand Up @@ -2251,8 +2178,6 @@ static void sep_hash_update(void *data)
src_ptr = NULL;
}

sep_dump_sg(ta_ctx->sep_used, "hash block sg in", ta_ctx->src_sg);

ta_ctx->dcb_input_data.app_in_address = src_ptr;
ta_ctx->dcb_input_data.data_in_size =
req->nbytes - (head_len + tail_len);
Expand Down Expand Up @@ -2484,8 +2409,6 @@ static void sep_hash_digest(void *data)
src_ptr = NULL;
}

sep_dump_sg(ta_ctx->sep_used, "hash block sg in", ta_ctx->src_sg);

ta_ctx->dcb_input_data.app_in_address = src_ptr;
ta_ctx->dcb_input_data.data_in_size = req->nbytes - tail_len;
ta_ctx->dcb_input_data.app_out_address = NULL;
Expand Down

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