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// SPDX-License-Identifier: GPL-2.0
/* OcteonTX2 RVU Resource Manager driver
*
* Copyright (C) 2018 Marvell International Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef RM_H_
#define RM_H_
#include <linux/device.h>
#include <linux/workqueue.h>
#include <linux/pci.h>
#include "mbox.h"
#include "quota.h"
#define MAX_DOM_VFS 8
#define RM_MAX_VFS 128
/* 12 CGX PFs + max HWVFs - VFs used for domains */
#define RM_MAX_PORTS (12 + 256 - MAX_DOM_VFS)
#define NAME_SIZE 32
#define RVU_PFVF_PF_SHIFT 10
#define RVU_PFVF_PF_MASK 0x3F
#define RVU_PFVF_FUNC_SHIFT 0
#define RVU_PFVF_FUNC_MASK 0x3FF
#define RVU_PFFUNC(pf, func) \
((((pf) & RVU_PFVF_PF_MASK) << RVU_PFVF_PF_SHIFT) | \
(((func) & RVU_PFVF_FUNC_MASK) << RVU_PFVF_FUNC_SHIFT))
/* PCI device IDs */
#define PCI_DEVID_OCTEONTX2_RVU_PF 0xA063
#define PCI_DEVID_OCTEONTX2_PASS1_RVU_PF 0x0063 /* Errata */
#define PCI_DEVID_OCTEONTX2_RVU_AFVF 0xA0F8
#define PCI_DEVID_OCTEONTX2_PASS1_RVU_AFVF 0x00F8
#define PCI_DEVID_OCTEONTX2_RVU_VF 0xA064
#define PCI_DEVID_OCTEONTX2_PASS1_RVU_VF 0xA064
struct rm_dev;
struct rvu_vf {
struct work_struct mbox_wrk;
struct work_struct mbox_wrk_up;
struct work_struct pfvf_flr_work;
struct device_attribute in_use_attr;
struct pci_dev *pdev;
struct kobject *limits_kobj;
/* pointer to PF struct this PF belongs to */
struct rm_dev *rm;
int vf_id;
int intr_idx; /* vf_id%64 actually */
bool in_use;
bool got_flr;
};
struct rvu_limits {
struct quotas *sso;
struct quotas *ssow;
struct quotas *npa;
struct quotas *tim;
struct quotas *cpt;
};
struct rm_dev {
struct list_head list;
struct mutex lock;
struct pci_dev *pdev;
void __iomem *bar2;
void __iomem *af_mbx_base;
void __iomem *pfvf_mbx_base;
#define RM_VF_ENABLED 0x1
u32 flags;
u32 num_vfs;
bool *irq_allocated;
char *irq_names;
int msix_count;
int pf;
struct otx2_mbox pfvf_mbox; /* MBOXes for VF => PF channel */
struct otx2_mbox pfvf_mbox_up; /* MBOXes for PF => VF channel */
struct otx2_mbox afpf_mbox; /* MBOX for PF => AF channel */
struct otx2_mbox afpf_mbox_up; /* MBOX for AF => PF channel */
struct work_struct mbox_wrk;
struct work_struct mbox_wrk_up;
struct workqueue_struct *afpf_mbox_wq; /* MBOX handler */
struct workqueue_struct *pfvf_mbox_wq; /* VF MBOX handler */
struct rvu_vf *vf_info;
struct free_rsrcs_rsp limits; /* Maximum limits for all VFs */
struct rvu_limits vf_limits; /* Limits for each VF */
};
#endif /* RM_H_ */
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