To make sure SDIO func drivers behaves correctly during system
suspend/resume, let add a WARN_ON in case the condition is a non-powered
SDIO card and there are some SDIO IRQs still being claimed.
Tested-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>