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author | H. Peter Anvin <hpa@zytor.com> | 2010-02-11 00:55:28 (GMT) |
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committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-11 00:55:28 (GMT) |
commit | 84abd88a70090cf00f9e45c3a81680874f17626e (patch) | |
tree | 4f58b80057f6e1f5817af1dc33a5458b3dfc9a99 /include/linux/hw_random.h | |
parent | 13ca0fcaa33f6b1984c4111b6ec5df42689fea6f (diff) | |
parent | e28cab42f384745c8a947a9ccd51e4aae52f5d51 (diff) | |
download | linux-fsl-qoriq-84abd88a70090cf00f9e45c3a81680874f17626e.tar.xz |
Merge remote branch 'linus/master' into x86/bootmem
Diffstat (limited to 'include/linux/hw_random.h')
-rw-r--r-- | include/linux/hw_random.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/hw_random.h b/include/linux/hw_random.h index 7244456..9bede76 100644 --- a/include/linux/hw_random.h +++ b/include/linux/hw_random.h @@ -22,10 +22,12 @@ * @cleanup: Cleanup callback (can be NULL). * @data_present: Callback to determine if data is available * on the RNG. If NULL, it is assumed that - * there is always data available. + * there is always data available. *OBSOLETE* * @data_read: Read data from the RNG device. * Returns the number of lower random bytes in "data". - * Must not be NULL. + * Must not be NULL. *OSOLETE* + * @read: New API. drivers can fill up to max bytes of data + * into the buffer. The buffer is aligned for any type. * @priv: Private data, for use by the RNG driver. */ struct hwrng { @@ -34,6 +36,7 @@ struct hwrng { void (*cleanup)(struct hwrng *rng); int (*data_present)(struct hwrng *rng, int wait); int (*data_read)(struct hwrng *rng, u32 *data); + int (*read)(struct hwrng *rng, void *data, size_t max, bool wait); unsigned long priv; /* internal. */ |