hw-me.h 1.2 KB

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  1. /*
  2. *
  3. * Intel Management Engine Interface (Intel MEI) Linux driver
  4. * Copyright (c) 2003-2012, Intel Corporation.
  5. *
  6. * This program is free software; you can redistribute it and/or modify it
  7. * under the terms and conditions of the GNU General Public License,
  8. * version 2, as published by the Free Software Foundation.
  9. *
  10. * This program is distributed in the hope it will be useful, but WITHOUT
  11. * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12. * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  13. * more details.
  14. *
  15. */
  16. #ifndef _MEI_INTERFACE_H_
  17. #define _MEI_INTERFACE_H_
  18. #include <linux/mei.h>
  19. #include "mei_dev.h"
  20. #include "client.h"
  21. struct mei_me_hw {
  22. void __iomem *mem_addr;
  23. /*
  24. * hw states of host and fw(ME)
  25. */
  26. u32 host_hw_state;
  27. u32 me_hw_state;
  28. };
  29. #define to_me_hw(dev) (struct mei_me_hw *)((dev)->hw)
  30. struct mei_device *mei_me_dev_init(struct pci_dev *pdev);
  31. /* get slots (dwords) from a message length + header (bytes) */
  32. static inline unsigned char mei_data2slots(size_t length)
  33. {
  34. return DIV_ROUND_UP(sizeof(struct mei_msg_hdr) + length, 4);
  35. }
  36. irqreturn_t mei_me_irq_quick_handler(int irq, void *dev_id);
  37. irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id);
  38. #endif /* _MEI_INTERFACE_H_ */