From 7c3892fc82a34e48c23b2b732392d3c6cfa23c2d Mon Sep 17 00:00:00 2001 From: Hans Petter Selasky Date: Mon, 19 Jan 2015 20:39:48 +0000 Subject: [PATCH] Add more functions to the Linux kernel compatibility layer. Add some missing includes which are needed when the header files are not included in a particular order. MFC after: 1 month Sponsored by: Mellanox Technologies --- sys/ofed/include/linux/bitops.h | 6 ++++++ sys/ofed/include/linux/cache.h | 3 +-- sys/ofed/include/linux/dma-mapping.h | 8 ++++++++ sys/ofed/include/linux/etherdevice.h | 5 ++++- sys/ofed/include/linux/gfp.h | 2 ++ sys/ofed/include/linux/io.h | 15 +++++++++++++++ sys/ofed/include/linux/kernel.h | 5 +++++ sys/ofed/include/linux/ktime.h | 9 +++++++++ sys/ofed/include/linux/slab.h | 2 ++ 9 files changed, 52 insertions(+), 3 deletions(-) diff --git a/sys/ofed/include/linux/bitops.h b/sys/ofed/include/linux/bitops.h index 93a3aa93a15..f225fdc6d9d 100644 --- a/sys/ofed/include/linux/bitops.h +++ b/sys/ofed/include/linux/bitops.h @@ -288,9 +288,15 @@ bitmap_empty(unsigned long *addr, int size) #define NBLONG (NBBY * sizeof(long)) +#define __set_bit(i, a) \ + atomic_set_long(&((volatile long *)(a))[(i)/NBLONG], 1UL << ((i) % NBLONG)) + #define set_bit(i, a) \ atomic_set_long(&((volatile long *)(a))[(i)/NBLONG], 1UL << ((i) % NBLONG)) +#define __clear_bit(i, a) \ + atomic_clear_long(&((volatile long *)(a))[(i)/NBLONG], 1UL << ((i) % NBLONG)) + #define clear_bit(i, a) \ atomic_clear_long(&((volatile long *)(a))[(i)/NBLONG], 1UL << ((i) % NBLONG)) diff --git a/sys/ofed/include/linux/cache.h b/sys/ofed/include/linux/cache.h index e4a9d092463..921a507ea66 100644 --- a/sys/ofed/include/linux/cache.h +++ b/sys/ofed/include/linux/cache.h @@ -30,8 +30,7 @@ #ifndef _LINUX_CACHE_H_ #define _LINUX_CACHE_H_ - #define cache_line_size() CACHE_LINE_SIZE - +#define L1_CACHE_BYTES CACHE_LINE_SIZE #endif /* _LINUX_CACHE_H_ */ diff --git a/sys/ofed/include/linux/dma-mapping.h b/sys/ofed/include/linux/dma-mapping.h index 2f0762b430b..f9fc3cb095b 100644 --- a/sys/ofed/include/linux/dma-mapping.h +++ b/sys/ofed/include/linux/dma-mapping.h @@ -139,6 +139,14 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, *dma_handle = 0; return (mem); } + +static inline void * +dma_zalloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t flag) +{ + + return (dma_alloc_coherent(dev, size, dma_handle, flag | __GFP_ZERO)); +} static inline void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, diff --git a/sys/ofed/include/linux/etherdevice.h b/sys/ofed/include/linux/etherdevice.h index 7d1114501ce..d863651894a 100644 --- a/sys/ofed/include/linux/etherdevice.h +++ b/sys/ofed/include/linux/etherdevice.h @@ -89,6 +89,9 @@ static inline bool is_valid_ether_addr(const u8 *addr) return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr); } - +static inline void ether_addr_copy(u8 *dst, const u8 *src) +{ + memcpy(dst, src, 6); +} #endif /* _LINUX_ETHERDEVICE */ diff --git a/sys/ofed/include/linux/gfp.h b/sys/ofed/include/linux/gfp.h index af30faacab6..3e773028dee 100644 --- a/sys/ofed/include/linux/gfp.h +++ b/sys/ofed/include/linux/gfp.h @@ -30,6 +30,8 @@ #ifndef _LINUX_GFP_H_ #define _LINUX_GFP_H_ +#include +#include #include #include diff --git a/sys/ofed/include/linux/io.h b/sys/ofed/include/linux/io.h index 2fc25b567eb..4c8c9f524b2 100644 --- a/sys/ofed/include/linux/io.h +++ b/sys/ofed/include/linux/io.h @@ -31,6 +31,7 @@ #define _LINUX_IO_H_ #include +#include static inline uint32_t __raw_readl(const volatile void *addr) @@ -89,6 +90,20 @@ writew(uint16_t b, void *addr) *(volatile uint16_t *)addr = b; } +#undef ioread32be +static inline uint32_t +ioread32be(const volatile void *addr) +{ + return be32toh(*(const volatile uint32_t *)addr); +} + +#undef iowrite32be +static inline void +iowrite32be(uint32_t v, volatile void *addr) +{ + *(volatile uint32_t *)addr = htobe32(v); +} + void *_ioremap_attr(vm_paddr_t phys_addr, unsigned long size, int attr); #define ioremap_nocache(addr, size) \ _ioremap_attr((addr), (size), VM_MEMATTR_UNCACHEABLE) diff --git a/sys/ofed/include/linux/kernel.h b/sys/ofed/include/linux/kernel.h index d9d1ab6613b..5d4e50bdab3 100644 --- a/sys/ofed/include/linux/kernel.h +++ b/sys/ofed/include/linux/kernel.h @@ -29,6 +29,8 @@ #ifndef _LINUX_KERNEL_H_ #define _LINUX_KERNEL_H_ +#include +#include #include #include #include @@ -57,6 +59,8 @@ #define KERN_INFO "<6>" #define KERN_DEBUG "<7>" +#define BUILD_BUG_ON(x) CTASSERT(x) + #define BUG() panic("BUG") #define BUG_ON(condition) do { if (condition) BUG(); } while(0) #define WARN_ON BUG_ON @@ -84,6 +88,7 @@ #endif #define udelay(t) DELAY(t) +#define usleep_range(min,max) DELAY(min) #ifndef pr_fmt #define pr_fmt(fmt) fmt diff --git a/sys/ofed/include/linux/ktime.h b/sys/ofed/include/linux/ktime.h index c59c7b9dacd..7524afcf1ab 100644 --- a/sys/ofed/include/linux/ktime.h +++ b/sys/ofed/include/linux/ktime.h @@ -288,4 +288,13 @@ static inline s64 ktime_to_ns(const ktime_t kt) #endif /* !((BITS_PER_LONG == 64) || defined(CONFIG_KTIME_SCALAR)) */ +static inline s64 ktime_get_ns(void) +{ + struct timespec ts; + ktime_t kt; + ktime_get_ts(&ts); + kt = timespec_to_ktime(ts); + return (ktime_to_ns(kt)); +} + #endif /* _LINUX_KTIME_H */ diff --git a/sys/ofed/include/linux/slab.h b/sys/ofed/include/linux/slab.h index 1d373ce0322..0d01a3659c2 100644 --- a/sys/ofed/include/linux/slab.h +++ b/sys/ofed/include/linux/slab.h @@ -40,6 +40,7 @@ MALLOC_DECLARE(M_KMALLOC); #define kmalloc(size, flags) malloc((size), M_KMALLOC, (flags)) +#define kvmalloc(size) kmalloc((size), 0) #define kzalloc(size, flags) kmalloc((size), (flags) | M_ZERO) #define kzalloc_node(size, flags, node) kzalloc(size, flags) #define kfree(ptr) free(__DECONST(void *, (ptr)), M_KMALLOC) @@ -47,6 +48,7 @@ MALLOC_DECLARE(M_KMALLOC); #define kcalloc(n, size, flags) kmalloc((n) * (size), flags | M_ZERO) #define vzalloc(size) kzalloc(size, GFP_KERNEL | __GFP_NOWARN) #define vfree(arg) kfree(arg) +#define kvfree(arg) kfree(arg) #define vmalloc(size) kmalloc(size, GFP_KERNEL) #define vmalloc_node(size, node) kmalloc(size, GFP_KERNEL)