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gpio/langwell: re-read the IRQ status register after each iteration
authorMika Westerberg <mika.westerberg@linux.intel.com>
Thu, 10 May 2012 10:01:22 +0000 (13:01 +0300)
committerGrant Likely <grant.likely@secretlab.ca>
Thu, 10 May 2012 22:35:28 +0000 (16:35 -0600)
The IRQ status register should be re-read after each iteration.
Otherwise the loop misses the interrupt if it gets raised immediately
after handled.

Reported-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

No differences found
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