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hwrng: timeriomem - update to support more than one device

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timeriomem_rng only supports a single device instance.  This patch
enables multiple timeriomem_rng devices to coexist as well as adds
some additional error checking.

Signed-off-by: Alexander Clouter <alex@digriz.org.uk>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Alexander Clouter 2013-03-31 17:34:50 +01:00 • committed by Herbert Xu
parent 57ae1b0532
commit 1907da78bf
2 changed files with 119 additions and 62 deletions
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5
include/linux/timeriomem-rng.h
View file

@ -8,12 +8,7 @@
* published by the Free Software Foundation.
*/
#include <linux/completion.h>
struct timeriomem_rng_data {
struct completion completion;
unsigned int present:1;
void __iomem *address;
/* measures in usecs */