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authorPatrick McHardy <kaber@trash.net>2007-11-21 12:24:45 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-11 08:16:16 +1100
commit984e976f5382ff09351ddd3b023937611396d739 (patch)
tree2fcce0de19b06547772f015b8409efc3d2c8d52a /include
parent[CRYPTO] salsa20: Salsa20 stream cipher (diff)
downloadlinux-dev-984e976f5382ff09351ddd3b023937611396d739.tar.xz
linux-dev-984e976f5382ff09351ddd3b023937611396d739.zip
[HWRNG]: move status polling loop to data_present callbacks
Handle waiting for new random within the drivers themselves, this allows to use better suited timeouts for the individual rngs. Signed-off-by: Patrick McHardy <kaber@trash.net> Acked-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include')
-rw-r--r--include/linux/hw_random.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/hw_random.h b/include/linux/hw_random.h
index 21ea7610e177..85d11916e9ea 100644
--- a/include/linux/hw_random.h
+++ b/include/linux/hw_random.h
@@ -33,7 +33,7 @@ struct hwrng {
const char *name;
int (*init)(struct hwrng *rng);
void (*cleanup)(struct hwrng *rng);
- int (*data_present)(struct hwrng *rng);
+ int (*data_present)(struct hwrng *rng, int wait);
int (*data_read)(struct hwrng *rng, u32 *data);
unsigned long priv;