110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2013, Intel Corporation. */
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#ifndef _IAVF_OSDEP_H_
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#define _IAVF_OSDEP_H_
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#include <linux/types.h>
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#include <linux/if_ether.h>
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#include <linux/if_vlan.h>
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#include <linux/tcp.h>
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#include <linux/pci.h>
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#include <linux/highuid.h>
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#include <linux/io.h>
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#include <asm-generic/int-ll64.h>
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#ifndef readq
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static inline __u64 readq(const volatile void __iomem *addr)
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{
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const volatile u32 __iomem *p = addr;
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u32 low, high;
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low = readl(p);
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high = readl(p + 1);
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return low + ((u64)high << 32);
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}
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#endif
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#ifndef writeq
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static inline void writeq(__u64 val, volatile void __iomem *addr)
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{
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writel(val, addr);
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writel(val >> 32, addr + 4);
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}
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#endif
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#include "kcompat.h"
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/* File to be the magic between shared code and
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* actual OS primitives
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*/
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#define hw_dbg(h, s, ...) do { \
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pr_debug("iavf %02x:%02x.%x " s, \
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(h)->bus.bus_id, (h)->bus.device, \
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(h)->bus.func, ##__VA_ARGS__); \
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} while (0)
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#define wr32(a, reg, value) writel((value), ((a)->hw_addr + (reg)))
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#define rd32(a, reg) readl((a)->hw_addr + (reg))
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#define wr64(a, reg, value) writeq((value), ((a)->hw_addr + (reg)))
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#define rd64(a, reg) readq((a)->hw_addr + (reg))
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#define iavf_flush(a) readl((a)->hw_addr + IAVF_VFGEN_RSTAT)
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/* memory allocation tracking */
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struct iavf_dma_mem {
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void *va;
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dma_addr_t pa;
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u32 size;
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};
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#define iavf_allocate_dma_mem(h, m, unused, s, a) \
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iavf_allocate_dma_mem_d(h, m, unused, s, a)
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#define iavf_free_dma_mem(h, m) iavf_free_dma_mem_d(h, m)
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struct iavf_virt_mem {
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void *va;
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u32 size;
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};
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#define iavf_allocate_virt_mem(h, m, s) iavf_allocate_virt_mem_d(h, m, s)
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#define iavf_free_virt_mem(h, m) iavf_free_virt_mem_d(h, m)
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#define iavf_debug(h, m, s, ...) \
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do { \
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if (((m) & (h)->debug_mask)) \
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pr_info("iavf %02x:%02x.%x " s, \
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(h)->bus.bus_id, (h)->bus.device, \
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(h)->bus.func, ##__VA_ARGS__); \
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} while (0)
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/* SW spinlock */
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struct iavf_spinlock {
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struct mutex spinlock;
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};
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static inline void iavf_no_action(struct iavf_spinlock *sp)
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{
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/* nothing */
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}
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/* the locks are initialized in _probe and destroyed in _remove
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* so make sure NOT to implement init/destroy here, as to
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* avoid the iavf_init_adminq code trying to reinitialize
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* the persistent lock memory
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*/
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#define iavf_init_spinlock(_sp) iavf_no_action(_sp)
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#define iavf_acquire_spinlock(_sp) iavf_acquire_spinlock_d(_sp)
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#define iavf_release_spinlock(_sp) iavf_release_spinlock_d(_sp)
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#define iavf_destroy_spinlock(_sp) iavf_no_action(_sp)
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#define IAVF_HTONL(a) htonl(a)
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#define iavf_memset(a, b, c, d) memset((a), (b), (c))
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#define iavf_memcpy(a, b, c, d) memcpy((a), (b), (c))
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#endif /* _IAVF_OSDEP_H_ */
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