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| author | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2014-08-24 00:44:09 +0400 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2014-09-04 19:59:42 +0200 |
| commit | 91bfe2989af02e709ca01ccf518c4fbda3efc70f (patch) | |
| tree | a4ebc7cde4b09aaea773dba793062cee10fefe80 /drivers/i2c/busses/i2c-at91.c | |
| parent | 75b81f339c6af43f6f4a1b3eabe0603321dade65 (diff) | |
Revert "i2c: rcar: remove spinlock"
This reverts commit 150b8be3cda54412ad7b54f5392b513b25c0aaa7.
The I2C core's per-adapter locks can't protect from IRQs, so the driver still
needs a spinlock to protect the register accesses.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: stable@vger.kernel.org # 3.16+
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-at91.c')
0 files changed, 0 insertions, 0 deletions