drivers/gpu/drm/nouveau/nouveau_acpi.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NOUVEAU_ACPI_H__
   3 #define __NOUVEAU_ACPI_H__
   4
   5 #define ROM_BIOS_PAGE 4096
   6
   7 #if defined(CONFIG_ACPI) && defined(CONFIG_X86)
   8 bool nouveau_is_optimus(void);
   9 bool nouveau_is_v1_dsm(void);
  10 void nouveau_register_dsm_handler(void);
  11 void nouveau_unregister_dsm_handler(void);
  12 void nouveau_switcheroo_optimus_dsm(void);
  13 int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len);
  14 bool nouveau_acpi_rom_supported(struct device *);
  15 void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *);
  16 #else
  17 static inline bool nouveau_is_optimus(void) { return false; };
  18 static inline bool nouveau_is_v1_dsm(void) { return false; };
  19 static inline void nouveau_register_dsm_handler(void) {}
  20 static inline void nouveau_unregister_dsm_handler(void) {}
  21 static inline void nouveau_switcheroo_optimus_dsm(void) {}
  22 static inline bool nouveau_acpi_rom_supported(struct device *dev) { return false; }
  23 static inline int nouveau_acpi_get_bios_chunk(uint8_t *bios, int offset, int len) { return -EINVAL; }
  24 static inline void *nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector) { return NULL; }
  25 #endif
  26
  27 #endif