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110 lines
3.7 KiB
110 lines
3.7 KiB
/* |
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* Copyright 2014 Cisco Systems, Inc. All rights reserved. |
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* |
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* This program is free software; you may redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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#ifndef _VNIC_DEV_H_ |
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#define _VNIC_DEV_H_ |
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#include "vnic_resource.h" |
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#include "vnic_devcmd.h" |
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#ifndef VNIC_PADDR_TARGET |
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#define VNIC_PADDR_TARGET 0x0000000000000000ULL |
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#endif |
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#ifndef readq |
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static inline u64 readq(void __iomem *reg) |
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{ |
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return ((u64)readl(reg + 0x4UL) << 32) | (u64)readl(reg); |
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} |
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static inline void writeq(u64 val, void __iomem *reg) |
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{ |
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writel(lower_32_bits(val), reg); |
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writel(upper_32_bits(val), reg + 0x4UL); |
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} |
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#endif |
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enum vnic_dev_intr_mode { |
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VNIC_DEV_INTR_MODE_UNKNOWN, |
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VNIC_DEV_INTR_MODE_INTX, |
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VNIC_DEV_INTR_MODE_MSI, |
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VNIC_DEV_INTR_MODE_MSIX, |
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}; |
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struct vnic_dev_bar { |
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void __iomem *vaddr; |
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dma_addr_t bus_addr; |
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unsigned long len; |
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}; |
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struct vnic_dev_ring { |
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void *descs; |
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size_t size; |
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dma_addr_t base_addr; |
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size_t base_align; |
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void *descs_unaligned; |
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size_t size_unaligned; |
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dma_addr_t base_addr_unaligned; |
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unsigned int desc_size; |
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unsigned int desc_count; |
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unsigned int desc_avail; |
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}; |
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struct vnic_dev; |
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struct vnic_stats; |
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void *svnic_dev_priv(struct vnic_dev *vdev); |
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unsigned int svnic_dev_get_res_count(struct vnic_dev *vdev, |
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enum vnic_res_type type); |
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void __iomem *svnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type, |
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unsigned int index); |
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unsigned int svnic_dev_desc_ring_size(struct vnic_dev_ring *ring, |
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unsigned int desc_count, |
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unsigned int desc_size); |
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void svnic_dev_clear_desc_ring(struct vnic_dev_ring *ring); |
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int svnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring, |
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unsigned int desc_count, unsigned int desc_size); |
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void svnic_dev_free_desc_ring(struct vnic_dev *vdev, |
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struct vnic_dev_ring *ring); |
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int svnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, |
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u64 *a0, u64 *a1, int wait); |
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int svnic_dev_fw_info(struct vnic_dev *vdev, |
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struct vnic_devcmd_fw_info **fw_info); |
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int svnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, |
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unsigned int size, void *value); |
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int svnic_dev_stats_clear(struct vnic_dev *vdev); |
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int svnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats); |
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int svnic_dev_notify_set(struct vnic_dev *vdev, u16 intr); |
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void svnic_dev_notify_unset(struct vnic_dev *vdev); |
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int svnic_dev_link_status(struct vnic_dev *vdev); |
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u32 svnic_dev_link_down_cnt(struct vnic_dev *vdev); |
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int svnic_dev_close(struct vnic_dev *vdev); |
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int svnic_dev_enable_wait(struct vnic_dev *vdev); |
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int svnic_dev_disable(struct vnic_dev *vdev); |
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int svnic_dev_open(struct vnic_dev *vdev, int arg); |
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int svnic_dev_open_done(struct vnic_dev *vdev, int *done); |
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int svnic_dev_init(struct vnic_dev *vdev, int arg); |
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struct vnic_dev *svnic_dev_alloc_discover(struct vnic_dev *vdev, |
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void *priv, struct pci_dev *pdev, |
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struct vnic_dev_bar *bar, |
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unsigned int num_bars); |
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void svnic_dev_set_intr_mode(struct vnic_dev *vdev, |
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enum vnic_dev_intr_mode intr_mode); |
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enum vnic_dev_intr_mode svnic_dev_get_intr_mode(struct vnic_dev *vdev); |
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void svnic_dev_unregister(struct vnic_dev *vdev); |
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int svnic_dev_cmd_init(struct vnic_dev *vdev, int fallback); |
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#endif /* _VNIC_DEV_H_ */
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