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authorHerbert Xu <herbert@gondor.apana.org.au>2007-12-07 05:52:49 -0500
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-10 16:16:32 -0500
commit42c271c6c538857cb13c5ead5184d264d745f675 (patch)
tree9f6a05c756be3fc3f35ae7fe9b333a33986a2f56 /crypto/internal.h
parentfe70f5dfe1a7b5caab96531089dac3d8728c0ebd (diff)
[CRYPTO] scatterwalk: Move scatterwalk.h to linux/crypto
The scatterwalk infrastructure is used by algorithms so it needs to move out of crypto for future users that may live in drivers/crypto or asm/*/crypto. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/internal.h')
-rw-r--r--crypto/internal.h29
1 files changed, 0 insertions, 29 deletions
diff --git a/crypto/internal.h b/crypto/internal.h
index abb01f71f817..cb13952f82bf 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -25,7 +25,6 @@
25#include <linux/notifier.h> 25#include <linux/notifier.h>
26#include <linux/rwsem.h> 26#include <linux/rwsem.h>
27#include <linux/slab.h> 27#include <linux/slab.h>
28#include <asm/kmap_types.h>
29 28
30/* Crypto notification events. */ 29/* Crypto notification events. */
31enum { 30enum {
@@ -50,34 +49,6 @@ extern struct list_head crypto_alg_list;
50extern struct rw_semaphore crypto_alg_sem; 49extern struct rw_semaphore crypto_alg_sem;
51extern struct blocking_notifier_head crypto_chain; 50extern struct blocking_notifier_head crypto_chain;
52 51
53static inline enum km_type crypto_kmap_type(int out)
54{
55 enum km_type type;
56
57 if (in_softirq())
58 type = out * (KM_SOFTIRQ1 - KM_SOFTIRQ0) + KM_SOFTIRQ0;
59 else
60 type = out * (KM_USER1 - KM_USER0) + KM_USER0;
61
62 return type;
63}
64
65static inline void *crypto_kmap(struct page *page, int out)
66{
67 return kmap_atomic(page, crypto_kmap_type(out));
68}
69
70static inline void crypto_kunmap(void *vaddr, int out)
71{
72 kunmap_atomic(vaddr, crypto_kmap_type(out));
73}
74
75static inline void crypto_yield(u32 flags)
76{
77 if (flags & CRYPTO_TFM_REQ_MAY_SLEEP)
78 cond_resched();
79}
80
81#ifdef CONFIG_PROC_FS 52#ifdef CONFIG_PROC_FS
82void __init crypto_init_proc(void); 53void __init crypto_init_proc(void);
83void __exit crypto_exit_proc(void); 54void __exit crypto_exit_proc(void);