| /* |
| * IBM eServer eHCA Infiniband device driver for Linux on POWER |
| * |
| * Function definitions and structs for EQs, NEQs and interrupts |
| * |
| * Authors: Heiko J Schick <[email protected]> |
| * Khadija Souissi <[email protected]> |
| * |
| * 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 __EHCA_IRQ_H |
| #define __EHCA_IRQ_H |
| |
| |
| struct ehca_shca; |
| |
| #include <linux/interrupt.h> |
| #include <linux/types.h> |
| |
| int ehca_error_data(struct ehca_shca *shca, void *data, u64 resource); |
| |
| irqreturn_t ehca_interrupt_neq(int irq, void *dev_id); |
| void ehca_tasklet_neq(unsigned long data); |
| |
| irqreturn_t ehca_interrupt_eq(int irq, void *dev_id); |
| void ehca_tasklet_eq(unsigned long data); |
| void ehca_process_eq(struct ehca_shca *shca, int is_irq); |
| |
| struct ehca_cpu_comp_task { |
| struct list_head cq_list; |
| spinlock_t task_lock; |
| int cq_jobs; |
| int active; |
| }; |
| |
| struct ehca_comp_pool { |
| struct ehca_cpu_comp_task __percpu *cpu_comp_tasks; |
| struct task_struct * __percpu *cpu_comp_threads; |
| int last_cpu; |
| spinlock_t last_cpu_lock; |
| }; |
| |
| int ehca_create_comp_pool(void); |
| void ehca_destroy_comp_pool(void); |
| |
| #endif |
