The new API for registering a gpio_irq_chip along with a gpio_chip has a different semantic ordering than the old API which added the irqchip explicitly after registering the gpio_chip. Move the calls to add the gpio_irq_chip *last* in the function, so that the different hooks setting up OF and ACPI and machine gpio_chips are called *before* we try to register the interrupts, preserving the elder semantic order. This cropped up in the PL061 driver which used to work fine with no special ACPI quirks, but started to misbehave using the new API. Fixes: e0d897289813 ("gpio: Implement tighter IRQ chip integration") Cc: Thierry Reding <treding@nvidia.com> Cc: Grygorii Strashko <grygorii.strashko@ti.com> Cc: Andy Shevchenko <andy.shevchenko@gmail.com> Reported-by: Wei Xu <xuwei5@hisilicon.com> Tested-by: Wei Xu <xuwei5@hisilicon.com> Reported-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20190820080527.11796-1-linus.walleij@linaro.org
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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