spi: bcm53xx: add spi_flash_read callback for MMIO-based reads

This implements more efficient reads of SPI-attached flash content.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

path: root/privs.h

#ifndef PRIVS_H
#define PRIVS_H

#include <stdbool.h>

extern void drop_privileges(bool enforce, uid_t uid, gid_t gid);

#endif /* PRIVS_H */