| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596 |
- /* SPDX-License-Identifier: GPL-2.0-only */
- /* Copyright 2014 Cisco Systems, Inc. All rights reserved. */
- #ifndef _VNIC_DEV_H_
- #define _VNIC_DEV_H_
- #include "vnic_resource.h"
- #include "vnic_devcmd.h"
- #ifndef VNIC_PADDR_TARGET
- #define VNIC_PADDR_TARGET 0x0000000000000000ULL
- #endif
- #ifndef readq
- static inline u64 readq(void __iomem *reg)
- {
- return ((u64)readl(reg + 0x4UL) << 32) | (u64)readl(reg);
- }
- static inline void writeq(u64 val, void __iomem *reg)
- {
- writel(lower_32_bits(val), reg);
- writel(upper_32_bits(val), reg + 0x4UL);
- }
- #endif
- enum vnic_dev_intr_mode {
- VNIC_DEV_INTR_MODE_UNKNOWN,
- VNIC_DEV_INTR_MODE_INTX,
- VNIC_DEV_INTR_MODE_MSI,
- VNIC_DEV_INTR_MODE_MSIX,
- };
- struct vnic_dev_bar {
- void __iomem *vaddr;
- dma_addr_t bus_addr;
- unsigned long len;
- };
- struct vnic_dev_ring {
- void *descs;
- size_t size;
- dma_addr_t base_addr;
- size_t base_align;
- void *descs_unaligned;
- size_t size_unaligned;
- dma_addr_t base_addr_unaligned;
- unsigned int desc_size;
- unsigned int desc_count;
- unsigned int desc_avail;
- };
- struct vnic_dev;
- struct vnic_stats;
- void *svnic_dev_priv(struct vnic_dev *vdev);
- unsigned int svnic_dev_get_res_count(struct vnic_dev *vdev,
- enum vnic_res_type type);
- void __iomem *svnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
- unsigned int index);
- unsigned int svnic_dev_desc_ring_size(struct vnic_dev_ring *ring,
- unsigned int desc_count,
- unsigned int desc_size);
- void svnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
- int svnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
- unsigned int desc_count, unsigned int desc_size);
- void svnic_dev_free_desc_ring(struct vnic_dev *vdev,
- struct vnic_dev_ring *ring);
- int svnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
- u64 *a0, u64 *a1, int wait);
- int svnic_dev_fw_info(struct vnic_dev *vdev,
- struct vnic_devcmd_fw_info **fw_info);
- int svnic_dev_spec(struct vnic_dev *vdev, unsigned int offset,
- unsigned int size, void *value);
- int svnic_dev_stats_clear(struct vnic_dev *vdev);
- int svnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
- int svnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
- void svnic_dev_notify_unset(struct vnic_dev *vdev);
- int svnic_dev_link_status(struct vnic_dev *vdev);
- u32 svnic_dev_link_down_cnt(struct vnic_dev *vdev);
- int svnic_dev_close(struct vnic_dev *vdev);
- int svnic_dev_enable_wait(struct vnic_dev *vdev);
- int svnic_dev_disable(struct vnic_dev *vdev);
- int svnic_dev_open(struct vnic_dev *vdev, int arg);
- int svnic_dev_open_done(struct vnic_dev *vdev, int *done);
- int svnic_dev_init(struct vnic_dev *vdev, int arg);
- struct vnic_dev *svnic_dev_alloc_discover(struct vnic_dev *vdev,
- void *priv, struct pci_dev *pdev,
- struct vnic_dev_bar *bar,
- unsigned int num_bars);
- void svnic_dev_set_intr_mode(struct vnic_dev *vdev,
- enum vnic_dev_intr_mode intr_mode);
- enum vnic_dev_intr_mode svnic_dev_get_intr_mode(struct vnic_dev *vdev);
- void svnic_dev_unregister(struct vnic_dev *vdev);
- int svnic_dev_cmd_init(struct vnic_dev *vdev, int fallback);
- #endif /* _VNIC_DEV_H_ */
|
