37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/*
|
|
* CXL Flash Device Driver
|
|
*
|
|
* Written by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>, IBM Corporation
|
|
* Uma Krishnan <ukrishn@linux.vnet.ibm.com>, IBM Corporation
|
|
*
|
|
* Copyright (C) 2018 IBM Corporation
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
|
|
/* OCXL hardware AFU associated with the host */
|
|
struct ocxl_hw_afu {
|
|
struct ocxlflash_context *ocxl_ctx; /* Host context */
|
|
struct pci_dev *pdev; /* PCI device */
|
|
struct device *dev; /* Generic device */
|
|
|
|
struct ocxl_fn_config fcfg; /* DVSEC config of the function */
|
|
struct ocxl_afu_config acfg; /* AFU configuration data */
|
|
|
|
int fn_actag_base; /* Function acTag base */
|
|
int fn_actag_enabled; /* Function acTag number enabled */
|
|
int afu_actag_base; /* AFU acTag base */
|
|
int afu_actag_enabled; /* AFU acTag number enabled */
|
|
|
|
int max_pasid; /* Maximum number of contexts */
|
|
bool is_present; /* Function has AFUs defined */
|
|
};
|
|
|
|
struct ocxlflash_context {
|
|
struct ocxl_hw_afu *hw_afu; /* HW AFU back pointer */
|
|
bool master; /* Whether this is a master context */
|
|
};
|