drivers/infiniband/hw/ehca/hcp_if.h - kernel/prism - Git at Google

 /*
  *  IBM eServer eHCA Infiniband device driver for Linux on POWER
  *
  *  Firmware Infiniband Interface code for POWER
  *
  *  Authors: Christoph Raisch <raisch@de.ibm.com>
  *           Hoang-Nam Nguyen <hnguyen@de.ibm.com>
  *           Gerd Bayer <gerd.bayer@de.ibm.com>
  *           Waleri Fomin <fomin@de.ibm.com>
  *
  *  Copyright (c) 2005 IBM Corporation
  *
  *  All rights reserved.
  *
  *  This source code is distributed under a dual license of GPL v2.0 and OpenIB
  *  BSD.
  *
  * OpenIB BSD License
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  * Redistributions of source code must retain the above copyright notice, this
  * list of conditions and the following disclaimer.
  *
  * Redistributions in binary form must reproduce the above copyright notice,
  * this list of conditions and the following disclaimer in the documentation
  * and/or other materials
  * provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */

 #ifndef __HCP_IF_H__
 #define __HCP_IF_H__

 #include "ehca_classes.h"
 #include "ehca_tools.h"
 #include "hipz_hw.h"

 /*
  * hipz_h_alloc_resource_eq allocates EQ resources in HW and FW, initalize
  * resources, create the empty EQPT (ring).
  */
 u64 hipz_h_alloc_resource_eq(const struct ipz_adapter_handle adapter_handle,
 			     struct ehca_pfeq *pfeq,
 			     const u32 neq_control,
 			     const u32 number_of_entries,
 			     struct ipz_eq_handle *eq_handle,
 			     u32 * act_nr_of_entries,
 			     u32 * act_pages,
 			     u32 * eq_ist);

 u64 hipz_h_reset_event(const struct ipz_adapter_handle adapter_handle,
 		       struct ipz_eq_handle eq_handle,
 		       const u64 event_mask);
 /*
  * hipz_h_allocate_resource_cq allocates CQ resources in HW and FW, initialize
  * resources, create the empty CQPT (ring).
  */
 u64 hipz_h_alloc_resource_cq(const struct ipz_adapter_handle adapter_handle,
 			     struct ehca_cq *cq,
 			     struct ehca_alloc_cq_parms *param);


 /*
  * hipz_h_alloc_resource_qp allocates QP resources in HW and FW,
  * initialize resources, create empty QPPTs (2 rings).
  */
 u64 hipz_h_alloc_resource_qp(const struct ipz_adapter_handle adapter_handle,
 			     struct ehca_alloc_qp_parms *parms, int is_user);

 u64 hipz_h_query_port(const struct ipz_adapter_handle adapter_handle,
 		      const u8 port_id,
 		      struct hipz_query_port *query_port_response_block);

 u64 hipz_h_modify_port(const struct ipz_adapter_handle adapter_handle,
 		       const u8 port_id, const u32 port_cap,
 		       const u8 init_type, const int modify_mask);

 u64 hipz_h_query_hca(const struct ipz_adapter_handle adapter_handle,
 		     struct hipz_query_hca *query_hca_rblock);

 /*
  * hipz_h_register_rpage internal function in hcp_if.h for all
  * hcp_H_REGISTER_RPAGE calls.
  */
 u64 hipz_h_register_rpage(const struct ipz_adapter_handle adapter_handle,
 			  const u8 pagesize,
 			  const u8 queue_type,
 			  const u64 resource_handle,
 			  const u64 logical_address_of_page,
 			  u64 count);

 u64 hipz_h_register_rpage_eq(const struct ipz_adapter_handle adapter_handle,
 			     const struct ipz_eq_handle eq_handle,
 			     struct ehca_pfeq *pfeq,
 			     const u8 pagesize,
 			     const u8 queue_type,
 			     const u64 logical_address_of_page,
 			     const u64 count);

 u64 hipz_h_query_int_state(const struct ipz_adapter_handle
 			   hcp_adapter_handle,
 			   u32 ist);

 u64 hipz_h_register_rpage_cq(const struct ipz_adapter_handle adapter_handle,
 			     const struct ipz_cq_handle cq_handle,
 			     struct ehca_pfcq *pfcq,
 			     const u8 pagesize,
 			     const u8 queue_type,
 			     const u64 logical_address_of_page,
 			     const u64 count,
 			     const struct h_galpa gal);

 u64 hipz_h_register_rpage_qp(const struct ipz_adapter_handle adapter_handle,
 			     const struct ipz_qp_handle qp_handle,
 			     struct ehca_pfqp *pfqp,
 			     const u8 pagesize,
 			     const u8 queue_type,
 			     const u64 logical_address_of_page,
 			     const u64 count,
 			     const struct h_galpa galpa);

 u64 hipz_h_disable_and_get_wqe(const struct ipz_adapter_handle adapter_handle,
 			       const struct ipz_qp_handle qp_handle,
 			       struct ehca_pfqp *pfqp,
 			       void **log_addr_next_sq_wqe_tb_processed,
 			       void **log_addr_next_rq_wqe_tb_processed,
 			       int dis_and_get_function_code);
 enum hcall_sigt {
 	HCALL_SIGT_NO_CQE = 0,
 	HCALL_SIGT_BY_WQE = 1,
 	HCALL_SIGT_EVERY = 2
 };

 u64 hipz_h_modify_qp(const struct ipz_adapter_handle adapter_handle,
 		     const struct ipz_qp_handle qp_handle,
 		     struct ehca_pfqp *pfqp,
 		     const u64 update_mask,
 		     struct hcp_modify_qp_control_block *mqpcb,
 		     struct h_galpa gal);

 u64 hipz_h_query_qp(const struct ipz_adapter_handle adapter_handle,
 		    const struct ipz_qp_handle qp_handle,
 		    struct ehca_pfqp *pfqp,
 		    struct hcp_modify_qp_control_block *qqpcb,
 		    struct h_galpa gal);

 u64 hipz_h_destroy_qp(const struct ipz_adapter_handle adapter_handle,
 		      struct ehca_qp *qp);

 u64 hipz_h_define_aqp0(const struct ipz_adapter_handle adapter_handle,
 		       const struct ipz_qp_handle qp_handle,
 		       struct h_galpa gal,
 		       u32 port);

 u64 hipz_h_define_aqp1(const struct ipz_adapter_handle adapter_handle,
 		       const struct ipz_qp_handle qp_handle,
 		       struct h_galpa gal,
 		       u32 port, u32 * pma_qp_nr,
 		       u32 * bma_qp_nr);

 u64 hipz_h_attach_mcqp(const struct ipz_adapter_handle adapter_handle,
 		       const struct ipz_qp_handle qp_handle,
 		       struct h_galpa gal,
 		       u16 mcg_dlid,
 		       u64 subnet_prefix, u64 interface_id);

 u64 hipz_h_detach_mcqp(const struct ipz_adapter_handle adapter_handle,
 		       const struct ipz_qp_handle qp_handle,
 		       struct h_galpa gal,
 		       u16 mcg_dlid,
 		       u64 subnet_prefix, u64 interface_id);

 u64 hipz_h_destroy_cq(const struct ipz_adapter_handle adapter_handle,
 		      struct ehca_cq *cq,
 		      u8 force_flag);

 u64 hipz_h_destroy_eq(const struct ipz_adapter_handle adapter_handle,
 		      struct ehca_eq *eq);

 /*
  * hipz_h_alloc_resource_mr allocates MR resources in HW and FW, initialize
  * resources.
  */
 u64 hipz_h_alloc_resource_mr(const struct ipz_adapter_handle adapter_handle,
 			     const struct ehca_mr *mr,
 			     const u64 vaddr,
 			     const u64 length,
 			     const u32 access_ctrl,
 			     const struct ipz_pd pd,
 			     struct ehca_mr_hipzout_parms *outparms);

 /* hipz_h_register_rpage_mr registers MR resource pages in HW and FW */
 u64 hipz_h_register_rpage_mr(const struct ipz_adapter_handle adapter_handle,
 			     const struct ehca_mr *mr,
 			     const u8 pagesize,
 			     const u8 queue_type,
 			     const u64 logical_address_of_page,
 			     const u64 count);

 /* hipz_h_query_mr queries MR in HW and FW */
 u64 hipz_h_query_mr(const struct ipz_adapter_handle adapter_handle,
 		    const struct ehca_mr *mr,
 		    struct ehca_mr_hipzout_parms *outparms);

 /* hipz_h_free_resource_mr frees MR resources in HW and FW */
 u64 hipz_h_free_resource_mr(const struct ipz_adapter_handle adapter_handle,
 			    const struct ehca_mr *mr);

 /* hipz_h_reregister_pmr reregisters MR in HW and FW */
 u64 hipz_h_reregister_pmr(const struct ipz_adapter_handle adapter_handle,
 			  const struct ehca_mr *mr,
 			  const u64 vaddr_in,
 			  const u64 length,
 			  const u32 access_ctrl,
 			  const struct ipz_pd pd,
 			  const u64 mr_addr_cb,
 			  struct ehca_mr_hipzout_parms *outparms);

 /* hipz_h_register_smr register shared MR in HW and FW */
 u64 hipz_h_register_smr(const struct ipz_adapter_handle adapter_handle,
 			const struct ehca_mr *mr,
 			const struct ehca_mr *orig_mr,
 			const u64 vaddr_in,
 			const u32 access_ctrl,
 			const struct ipz_pd pd,
 			struct ehca_mr_hipzout_parms *outparms);

 /*
  * hipz_h_alloc_resource_mw allocates MW resources in HW and FW, initialize
  * resources.
  */
 u64 hipz_h_alloc_resource_mw(const struct ipz_adapter_handle adapter_handle,
 			     const struct ehca_mw *mw,
 			     const struct ipz_pd pd,
 			     struct ehca_mw_hipzout_parms *outparms);

 /* hipz_h_query_mw queries MW in HW and FW */
 u64 hipz_h_query_mw(const struct ipz_adapter_handle adapter_handle,
 		    const struct ehca_mw *mw,
 		    struct ehca_mw_hipzout_parms *outparms);

 /* hipz_h_free_resource_mw frees MW resources in HW and FW */
 u64 hipz_h_free_resource_mw(const struct ipz_adapter_handle adapter_handle,
 			    const struct ehca_mw *mw);

 u64 hipz_h_error_data(const struct ipz_adapter_handle adapter_handle,
 		      const u64 ressource_handle,
 		      void *rblock,
 		      unsigned long *byte_count);
 u64 hipz_h_eoi(int irq);

 #endif /* __HCP_IF_H__ */
	/*
	* IBM eServer eHCA Infiniband device driver for Linux on POWER
	*
	* Firmware Infiniband Interface code for POWER
	*
	* Authors: Christoph Raisch <raisch@de.ibm.com>
	* Hoang-Nam Nguyen <hnguyen@de.ibm.com>
	* Gerd Bayer <gerd.bayer@de.ibm.com>
	* Waleri Fomin <fomin@de.ibm.com>
	*
	* Copyright (c) 2005 IBM Corporation
	*
	* All rights reserved.
	*
	* This source code is distributed under a dual license of GPL v2.0 and OpenIB
	* BSD.
	*
	* OpenIB BSD License
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are met:
	*
	* Redistributions of source code must retain the above copyright notice, this
	* list of conditions and the following disclaimer.
	*
	* Redistributions in binary form must reproduce the above copyright notice,
	* this list of conditions and the following disclaimer in the documentation
	* and/or other materials
	* provided with the distribution.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
	* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
	* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	* POSSIBILITY OF SUCH DAMAGE.
	*/

	#ifndef __HCP_IF_H__
	#define __HCP_IF_H__

	#include "ehca_classes.h"
	#include "ehca_tools.h"
	#include "hipz_hw.h"

	/*
	* hipz_h_alloc_resource_eq allocates EQ resources in HW and FW, initalize
	* resources, create the empty EQPT (ring).
	*/
	u64 hipz_h_alloc_resource_eq(const struct ipz_adapter_handle adapter_handle,
	struct ehca_pfeq *pfeq,
	const u32 neq_control,
	const u32 number_of_entries,
	struct ipz_eq_handle *eq_handle,
	u32 * act_nr_of_entries,
	u32 * act_pages,
	u32 * eq_ist);

	u64 hipz_h_reset_event(const struct ipz_adapter_handle adapter_handle,
	struct ipz_eq_handle eq_handle,
	const u64 event_mask);
	/*
	* hipz_h_allocate_resource_cq allocates CQ resources in HW and FW, initialize
	* resources, create the empty CQPT (ring).
	*/
	u64 hipz_h_alloc_resource_cq(const struct ipz_adapter_handle adapter_handle,
	struct ehca_cq *cq,
	struct ehca_alloc_cq_parms *param);


	/*
	* hipz_h_alloc_resource_qp allocates QP resources in HW and FW,
	* initialize resources, create empty QPPTs (2 rings).
	*/
	u64 hipz_h_alloc_resource_qp(const struct ipz_adapter_handle adapter_handle,
	struct ehca_alloc_qp_parms *parms, int is_user);

	u64 hipz_h_query_port(const struct ipz_adapter_handle adapter_handle,
	const u8 port_id,
	struct hipz_query_port *query_port_response_block);

	u64 hipz_h_modify_port(const struct ipz_adapter_handle adapter_handle,
	const u8 port_id, const u32 port_cap,
	const u8 init_type, const int modify_mask);

	u64 hipz_h_query_hca(const struct ipz_adapter_handle adapter_handle,
	struct hipz_query_hca *query_hca_rblock);

	/*
	* hipz_h_register_rpage internal function in hcp_if.h for all
	* hcp_H_REGISTER_RPAGE calls.
	*/
	u64 hipz_h_register_rpage(const struct ipz_adapter_handle adapter_handle,
	const u8 pagesize,
	const u8 queue_type,
	const u64 resource_handle,
	const u64 logical_address_of_page,
	u64 count);

	u64 hipz_h_register_rpage_eq(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_eq_handle eq_handle,
	struct ehca_pfeq *pfeq,
	const u8 pagesize,
	const u8 queue_type,
	const u64 logical_address_of_page,
	const u64 count);

	u64 hipz_h_query_int_state(const struct ipz_adapter_handle
	hcp_adapter_handle,
	u32 ist);

	u64 hipz_h_register_rpage_cq(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_cq_handle cq_handle,
	struct ehca_pfcq *pfcq,
	const u8 pagesize,
	const u8 queue_type,
	const u64 logical_address_of_page,
	const u64 count,
	const struct h_galpa gal);

	u64 hipz_h_register_rpage_qp(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct ehca_pfqp *pfqp,
	const u8 pagesize,
	const u8 queue_type,
	const u64 logical_address_of_page,
	const u64 count,
	const struct h_galpa galpa);

	u64 hipz_h_disable_and_get_wqe(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct ehca_pfqp *pfqp,
	void **log_addr_next_sq_wqe_tb_processed,
	void **log_addr_next_rq_wqe_tb_processed,
	int dis_and_get_function_code);
	enum hcall_sigt {
	HCALL_SIGT_NO_CQE = 0,
	HCALL_SIGT_BY_WQE = 1,
	HCALL_SIGT_EVERY = 2
	};

	u64 hipz_h_modify_qp(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct ehca_pfqp *pfqp,
	const u64 update_mask,
	struct hcp_modify_qp_control_block *mqpcb,
	struct h_galpa gal);

	u64 hipz_h_query_qp(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct ehca_pfqp *pfqp,
	struct hcp_modify_qp_control_block *qqpcb,
	struct h_galpa gal);

	u64 hipz_h_destroy_qp(const struct ipz_adapter_handle adapter_handle,
	struct ehca_qp *qp);

	u64 hipz_h_define_aqp0(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct h_galpa gal,
	u32 port);

	u64 hipz_h_define_aqp1(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct h_galpa gal,
	u32 port, u32 * pma_qp_nr,
	u32 * bma_qp_nr);

	u64 hipz_h_attach_mcqp(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct h_galpa gal,
	u16 mcg_dlid,
	u64 subnet_prefix, u64 interface_id);

	u64 hipz_h_detach_mcqp(const struct ipz_adapter_handle adapter_handle,
	const struct ipz_qp_handle qp_handle,
	struct h_galpa gal,
	u16 mcg_dlid,
	u64 subnet_prefix, u64 interface_id);

	u64 hipz_h_destroy_cq(const struct ipz_adapter_handle adapter_handle,
	struct ehca_cq *cq,
	u8 force_flag);

	u64 hipz_h_destroy_eq(const struct ipz_adapter_handle adapter_handle,
	struct ehca_eq *eq);

	/*
	* hipz_h_alloc_resource_mr allocates MR resources in HW and FW, initialize
	* resources.
	*/
	u64 hipz_h_alloc_resource_mr(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mr *mr,
	const u64 vaddr,
	const u64 length,
	const u32 access_ctrl,
	const struct ipz_pd pd,
	struct ehca_mr_hipzout_parms *outparms);

	/* hipz_h_register_rpage_mr registers MR resource pages in HW and FW */
	u64 hipz_h_register_rpage_mr(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mr *mr,
	const u8 pagesize,
	const u8 queue_type,
	const u64 logical_address_of_page,
	const u64 count);

	/* hipz_h_query_mr queries MR in HW and FW */
	u64 hipz_h_query_mr(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mr *mr,
	struct ehca_mr_hipzout_parms *outparms);

	/* hipz_h_free_resource_mr frees MR resources in HW and FW */
	u64 hipz_h_free_resource_mr(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mr *mr);

	/* hipz_h_reregister_pmr reregisters MR in HW and FW */
	u64 hipz_h_reregister_pmr(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mr *mr,
	const u64 vaddr_in,
	const u64 length,
	const u32 access_ctrl,
	const struct ipz_pd pd,
	const u64 mr_addr_cb,
	struct ehca_mr_hipzout_parms *outparms);

	/* hipz_h_register_smr register shared MR in HW and FW */
	u64 hipz_h_register_smr(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mr *mr,
	const struct ehca_mr *orig_mr,
	const u64 vaddr_in,
	const u32 access_ctrl,
	const struct ipz_pd pd,
	struct ehca_mr_hipzout_parms *outparms);

	/*
	* hipz_h_alloc_resource_mw allocates MW resources in HW and FW, initialize
	* resources.
	*/
	u64 hipz_h_alloc_resource_mw(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mw *mw,
	const struct ipz_pd pd,
	struct ehca_mw_hipzout_parms *outparms);

	/* hipz_h_query_mw queries MW in HW and FW */
	u64 hipz_h_query_mw(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mw *mw,
	struct ehca_mw_hipzout_parms *outparms);

	/* hipz_h_free_resource_mw frees MW resources in HW and FW */
	u64 hipz_h_free_resource_mw(const struct ipz_adapter_handle adapter_handle,
	const struct ehca_mw *mw);

	u64 hipz_h_error_data(const struct ipz_adapter_handle adapter_handle,
	const u64 ressource_handle,
	void *rblock,
	unsigned long *byte_count);
	u64 hipz_h_eoi(int irq);

	#endif /* __HCP_IF_H__ */