/* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * 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. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include <linux/errno.h> #include <linux/interrupt.h> #include <linux/pci.h> #include <linux/slab.h> #include "mthca_dev.h" #include "mthca_cmd.h" #include "mthca_config_reg.h" enum { … }; /* * Must be packed because start is 64 bits but only aligned to 32 bits. */ struct mthca_eq_context { … } __packed; #define MTHCA_EQ_STATUS_OK … #define MTHCA_EQ_STATUS_OVERFLOW … #define MTHCA_EQ_STATUS_WRITE_FAIL … #define MTHCA_EQ_OWNER_SW … #define MTHCA_EQ_OWNER_HW … #define MTHCA_EQ_FLAG_TR … #define MTHCA_EQ_FLAG_OI … #define MTHCA_EQ_STATE_ARMED … #define MTHCA_EQ_STATE_FIRED … #define MTHCA_EQ_STATE_ALWAYS_ARMED … #define MTHCA_EQ_STATE_ARBEL … enum { … }; #define MTHCA_ASYNC_EVENT_MASK … #define MTHCA_SRQ_EVENT_MASK … #define MTHCA_CMD_EVENT_MASK … #define MTHCA_EQ_DB_INC_CI … #define MTHCA_EQ_DB_REQ_NOT … #define MTHCA_EQ_DB_DISARM_CQ … #define MTHCA_EQ_DB_SET_CI … #define MTHCA_EQ_DB_ALWAYS_ARM … struct mthca_eqe { … } __packed; #define MTHCA_EQ_ENTRY_OWNER_SW … #define MTHCA_EQ_ENTRY_OWNER_HW … static inline u64 async_mask(struct mthca_dev *dev) { … } static inline void tavor_set_eq_ci(struct mthca_dev *dev, struct mthca_eq *eq, u32 ci) { … } static inline void arbel_set_eq_ci(struct mthca_dev *dev, struct mthca_eq *eq, u32 ci) { … } static inline void set_eq_ci(struct mthca_dev *dev, struct mthca_eq *eq, u32 ci) { … } static inline void tavor_eq_req_not(struct mthca_dev *dev, int eqn) { … } static inline void arbel_eq_req_not(struct mthca_dev *dev, u32 eqn_mask) { … } static inline void disarm_cq(struct mthca_dev *dev, int eqn, int cqn) { … } static inline struct mthca_eqe *get_eqe(struct mthca_eq *eq, u32 entry) { … } static inline struct mthca_eqe *next_eqe_sw(struct mthca_eq *eq) { … } static inline void set_eqe_hw(struct mthca_eqe *eqe) { … } static void port_change(struct mthca_dev *dev, int port, int active) { … } static int mthca_eq_int(struct mthca_dev *dev, struct mthca_eq *eq) { … } static irqreturn_t mthca_tavor_interrupt(int irq, void *dev_ptr) { … } static irqreturn_t mthca_tavor_msi_x_interrupt(int irq, void *eq_ptr) { … } static irqreturn_t mthca_arbel_interrupt(int irq, void *dev_ptr) { … } static irqreturn_t mthca_arbel_msi_x_interrupt(int irq, void *eq_ptr) { … } static int mthca_create_eq(struct mthca_dev *dev, int nent, u8 intr, struct mthca_eq *eq) { … } static void mthca_free_eq(struct mthca_dev *dev, struct mthca_eq *eq) { … } static void mthca_free_irqs(struct mthca_dev *dev) { … } static int mthca_map_reg(struct mthca_dev *dev, unsigned long offset, unsigned long size, void __iomem **map) { … } static int mthca_map_eq_regs(struct mthca_dev *dev) { … } static void mthca_unmap_eq_regs(struct mthca_dev *dev) { … } int mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt) { … } void mthca_unmap_eq_icm(struct mthca_dev *dev) { … } int mthca_init_eq_table(struct mthca_dev *dev) { … } void mthca_cleanup_eq_table(struct mthca_dev *dev) { … }
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