Ping-Ke Shih b7e715d3dc wifi: rtw89: pci: fix interrupt stuck after leaving low power mode
We turn off interrupt in ISR, and re-enable interrupt in threadfn or
napi_poll according to the mode it stays. If we are turning off interrupt,
rtwpci->running flag is unset and interrupt handler stop processing even
if it was called, so disallow to re-enable interrupt in this situation.
Or, wifi chip doesn't trigger interrupt events anymore because interrupt
status (ISR) isn't clear by interrupt handler anymore.

Fixes: c83dcd0508 ("rtw89: pci: add a separate interrupt handler for low power mode")
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220824063312.15784-1-pkshih@realtek.com
2022-09-02 11:37:03 +03:00
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Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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