LXR linux/include/linux/platform-feature.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _PLATFORM_FEATURE_H
   3#define _PLATFORM_FEATURE_H
   4
   5#include <linux/bitops.h>
   6#include <asm/platform-feature.h>
   7
   8/* The platform features are starting with the architecture specific ones. */
   9
  10/* Used to enable platform specific DMA handling for virtio devices. */
  11#define PLATFORM_VIRTIO_RESTRICTED_MEM_ACCESS   (0 + PLATFORM_ARCH_FEAT_N)
  12
  13#define PLATFORM_FEAT_N                         (1 + PLATFORM_ARCH_FEAT_N)
  14
  15void platform_set(unsigned int feature);
  16void platform_clear(unsigned int feature);
  17bool platform_has(unsigned int feature);
  18
  19#endif /* _PLATFORM_FEATURE_H */
  20