linux/drivers/infiniband/hw/irdma/pble.h

/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/* Copyright (c) 2015 - 2019 Intel Corporation */
#ifndef IRDMA_PBLE_H
#define IRDMA_PBLE_H

#define PBLE_SHIFT …
#define PBLE_PER_PAGE …
#define HMC_PAGED_BP_SHIFT …
#define PBLE_512_SHIFT …
#define PBLE_INVALID_IDX …

enum irdma_pble_level { … };

enum irdma_alloc_type { … };

struct irdma_chunk;

struct irdma_pble_chunkinfo { … };

struct irdma_pble_info { … };

struct irdma_pble_level2 { … };

struct irdma_pble_alloc { … };

struct sd_pd_idx { … };

struct irdma_add_page_info { … };

struct irdma_chunk { … };

struct irdma_pble_prm { … };

struct irdma_hmc_pble_rsrc { … };

void irdma_destroy_pble_prm(struct irdma_hmc_pble_rsrc *pble_rsrc);
int irdma_hmc_init_pble(struct irdma_sc_dev *dev,
			struct irdma_hmc_pble_rsrc *pble_rsrc);
void irdma_free_pble(struct irdma_hmc_pble_rsrc *pble_rsrc,
		     struct irdma_pble_alloc *palloc);
int irdma_get_pble(struct irdma_hmc_pble_rsrc *pble_rsrc,
		   struct irdma_pble_alloc *palloc, u32 pble_cnt,
		   u8 lvl);
int irdma_prm_add_pble_mem(struct irdma_pble_prm *pprm,
			   struct irdma_chunk *pchunk);
int irdma_prm_get_pbles(struct irdma_pble_prm *pprm,
			struct irdma_pble_chunkinfo *chunkinfo, u64 mem_size,
			u64 **vaddr, u64 *fpm_addr);
void irdma_prm_return_pbles(struct irdma_pble_prm *pprm,
			    struct irdma_pble_chunkinfo *chunkinfo);
void irdma_pble_acquire_lock(struct irdma_hmc_pble_rsrc *pble_rsrc,
			     unsigned long *flags);
void irdma_pble_release_lock(struct irdma_hmc_pble_rsrc *pble_rsrc,
			     unsigned long *flags);
void irdma_pble_free_paged_mem(struct irdma_chunk *chunk);
int irdma_pble_get_paged_mem(struct irdma_chunk *chunk, u32 pg_cnt);
void irdma_prm_rem_bitmapmem(struct irdma_hw *hw, struct irdma_chunk *chunk);
#endif /* IRDMA_PBLE_H */