This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / drivers / infiniband / hw / ehca / hipz_fns_core.h

diff --git a/drivers/infiniband/hw/ehca/hipz_fns_core.h b/drivers/infiniband/hw/ehca/hipz_fns_core.h
new file mode 100644 (file)
index 0000000..20898a1
--- /dev/null
+++ b/drivers/infiniband/hw/ehca/hipz_fns_core.h
@@ -0,0 +1,100 @@
+/*
+ *  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__ */