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net: ipa: don't bother zeroing an already zero register
authorAlex Elder <elder@linaro.org>
Fri, 23 Feb 2024 13:39:30 +0000 (07:39 -0600)
committerPaolo Abeni <pabeni@redhat.com>
Tue, 27 Feb 2024 10:24:04 +0000 (11:24 +0100)
commitf9345952e74a77ba905b5a23252bffde48162ef3
tree87dc5b4f1a34169664f596671e5b8f3e7f1bba86tree
parent423df2e09d3b893ce83bc35ca81657829604968ecommit | diff
net: ipa: don't bother zeroing an already zero register

In ipa_interrupt_suspend_clear_all(), if the SUSPEND_INFO register
read contains no set bits, there's no interrupt condition to clear.
Skip the write to the clear register in that case.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
drivers/net/ipa/ipa_interrupt.c diff | blob | history
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