pinctrl: baytrail: Add missing spinlock usage in byt_gpio_irq_handler

According to VLI64 Intel Atom E3800 Specification Update (#329901)
concurrent read accesses may result in returning 0xffffffff and write
accesses may be dropped silently.
To workaround all accesses must be protected by locks.

Cc: stable@vger.kernel.org
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

path: root/tools/lib/api/debug.h

#ifndef __API_DEBUG_H__
#define __API_DEBUG_H__

typedef int (*libapi_print_fn_t)(const char *, ...);

void libapi_set_print(libapi_print_fn_t warn,
		      libapi_print_fn_t info,
		      libapi_print_fn_t debug);

#endif /* __API_DEBUG_H__ */