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/*
* IBM eServer eHCA Infiniband device driver for Linux on POWER
*
* HW abstraction register functions
*
* Authors: Christoph Raisch <raisch@de.ibm.com>
* Heiko J Schick <schickhj@de.ibm.com>
* Hoang-Nam Nguyen <hnguyen@de.ibm.com>
* Reinhard Ernst <rernst@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 __HIPZ_FNS_CORE_H__
#define __HIPZ_FNS_CORE_H__
#include "hcp_phyp.h"
#include "hipz_hw.h"
#define hipz_galpa_store_cq(gal, offset, value) \
hipz_galpa_store(gal, CQTEMM_OFFSET(offset), value)
#define hipz_galpa_load_cq(gal, offset) \
hipz_galpa_load(gal, CQTEMM_OFFSET(offset))
#define hipz_galpa_store_qp(gal, offset, value) \
hipz_galpa_store(gal, QPTEMM_OFFSET(offset), value)
#define hipz_galpa_load_qp(gal, offset) \
hipz_galpa_load(gal, QPTEMM_OFFSET(offset))
static inline void hipz_update_sqa(struct ehca_qp *qp, u16 nr_wqes)
{
/* ringing doorbell :-) */
hipz_galpa_store_qp(qp->galpas.kernel, qpx_sqa,
EHCA_BMASK_SET(QPX_SQADDER, nr_wqes));
}
static inline void hipz_update_rqa(struct ehca_qp *qp, u16 nr_wqes)
{
/* ringing doorbell :-) */
hipz_galpa_store_qp(qp->galpas.kernel, qpx_rqa,
EHCA_BMASK_SET(QPX_RQADDER, nr_wqes));
}
static inline void hipz_update_feca(struct ehca_cq *cq, u32 nr_cqes)
{
hipz_galpa_store_cq(cq->galpas.kernel, cqx_feca,
EHCA_BMASK_SET(CQX_FECADDER, nr_cqes));
}
static inline void hipz_set_cqx_n0(struct ehca_cq *cq, u32 value)
{
u64 cqx_n0_reg;
hipz_galpa_store_cq(cq->galpas.kernel, cqx_n0,
EHCA_BMASK_SET(CQX_N0_GENERATE_SOLICITED_COMP_EVENT,
value));
cqx_n0_reg = hipz_galpa_load_cq(cq->galpas.kernel, cqx_n0);
}
static inline void hipz_set_cqx_n1(struct ehca_cq *cq, u32 value)
{
u64 cqx_n1_reg;
hipz_galpa_store_cq(cq->galpas.kernel, cqx_n1,
EHCA_BMASK_SET(CQX_N1_GENERATE_COMP_EVENT, value));
cqx_n1_reg = hipz_galpa_load_cq(cq->galpas.kernel, cqx_n1);
}
#endif /* __HIPZ_FNC_CORE_H__ */
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