include/misc/cxl.h

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
35  *    - cxl_dev_context_init()
36  *      - cxl_start_context()
37  *      - cxl_stop_context()
38  *      - cxl_start_context()
39  *      - cxl_stop_context()
41  *    - cxl_release_context()
52  * Once a context has been inited, IRQs may be configured. Firstly these IRQs
56  * These IRQs can be unmapped (cxl_unmap_afu_irq()) and finally released
92  * Allocate AFU interrupts for this context. num=0 will allocate the default
97 int cxl_allocate_afu_irqs(struct cxl_context *cxl, int num);
103  * IRQS numbers start from 1 (CAIA defines AFU IRQ 0 for page faults). cookie
106 int cxl_map_afu_irq(struct cxl_context *cxl, int num,
109 void cxl_unmap_afu_irq(struct cxl_context *cxl, int num, void *cookie);
159  *		return -ENODEV;
242  *   -EFAULT  copy_to_user() has failed
243  *   -EINVAL  Event data pointer is NULL, or event size is greater than