mtu3_qmu.h 1.3 KB

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  1. /*
  2. * mtu3_qmu.h - Queue Management Unit driver header
  3. *
  4. * Copyright (C) 2016 MediaTek Inc.
  5. *
  6. * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
  7. *
  8. * This software is licensed under the terms of the GNU General Public
  9. * License version 2, as published by the Free Software Foundation, and
  10. * may be copied, distributed, and modified under those terms.
  11. *
  12. * This program is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15. * GNU General Public License for more details.
  16. *
  17. */
  18. #ifndef __MTK_QMU_H__
  19. #define __MTK_QMU_H__
  20. #define MAX_GPD_NUM 64
  21. #define QMU_GPD_SIZE (sizeof(struct qmu_gpd))
  22. #define QMU_GPD_RING_SIZE (MAX_GPD_NUM * QMU_GPD_SIZE)
  23. #define GPD_BUF_SIZE 65532
  24. void mtu3_qmu_stop(struct mtu3_ep *mep);
  25. int mtu3_qmu_start(struct mtu3_ep *mep);
  26. void mtu3_qmu_resume(struct mtu3_ep *mep);
  27. void mtu3_qmu_flush(struct mtu3_ep *mep);
  28. void mtu3_insert_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq);
  29. int mtu3_prepare_transfer(struct mtu3_ep *mep);
  30. int mtu3_gpd_ring_alloc(struct mtu3_ep *mep);
  31. void mtu3_gpd_ring_free(struct mtu3_ep *mep);
  32. irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu);
  33. int mtu3_qmu_init(struct mtu3 *mtu);
  34. void mtu3_qmu_exit(struct mtu3 *mtu);
  35. #endif