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staging: wfx: introduce a way to poll IRQ
authorJérôme Pouiller <jerome.pouiller@silabs.com>
Tue, 5 May 2020 12:37:49 +0000 (14:37 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 May 2020 11:26:41 +0000 (13:26 +0200)
commit57aa557f110d9fb6980cb58498cfd3a51feb5473
tree61613412ea2d0bc877ab3f489e19d488feef18d8tree | snapshot
parenta7efb62509d8144380964720d40767f0a54f3479commit | diff
staging: wfx: introduce a way to poll IRQ

It is possible to check if an IRQ is ending by polling the control
register. This function must used with care: if an IRQ fires while the
host reads control register, the IRQ can be lost. However, it could be
useful in some cases.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20200505123757.39506-8-Jerome.Pouiller@silabs.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/wfx/bh.c diff | blob | history
drivers/staging/wfx/bh.h diff | blob | history
Domain: System / Kernel;