net/thunderx: use I/O device memory read/write API
authorJerin Jacob <jerin.jacob@caviumnetworks.com>
Wed, 18 Jan 2017 01:21:40 +0000 (06:51 +0530)
committerThomas Monjalon <thomas.monjalon@6wind.com>
Wed, 18 Jan 2017 16:18:27 +0000 (17:18 +0100)
Replace the raw I/O device memory read/write access with eal
abstraction for I/O device memory read/write access to fix portability
issues across different architectures.

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
drivers/net/thunderx/base/nicvf_plat.h

index 83c1844..3754e1b 100644 (file)
 #include <rte_ether.h>
 #define NICVF_MAC_ADDR_SIZE ETHER_ADDR_LEN
 
+#include <rte_io.h>
+#define nicvf_addr_write(addr, val) rte_write64_relaxed((val), (void *)(addr))
+#define nicvf_addr_read(addr) rte_read64_relaxed((void *)(addr))
+
 /* ARM64 specific functions */
 #if defined(RTE_ARCH_ARM64)
 #define nicvf_prefetch_store_keep(_ptr) ({\
        asm volatile("prfm pstl1keep, %a0\n" : : "p" (_ptr)); })
 
-static inline void __attribute__((always_inline))
-nicvf_addr_write(uintptr_t addr, uint64_t val)
-{
-       asm volatile(
-                   "str %x[val], [%x[addr]]"
-                   :
-                   : [val] "r" (val), [addr] "r" (addr));
-}
-
-static inline uint64_t __attribute__((always_inline))
-nicvf_addr_read(uintptr_t addr)
-{
-       uint64_t val;
-
-       asm volatile(
-                   "ldr %x[val], [%x[addr]]"
-                   : [val] "=r" (val)
-                   : [addr] "r" (addr));
-       return val;
-}
 
 #define NICVF_LOAD_PAIR(reg1, reg2, addr) ({           \
                        asm volatile(                   \
@@ -106,18 +90,6 @@ nicvf_addr_read(uintptr_t addr)
 
 #define nicvf_prefetch_store_keep(_ptr) do {} while (0)
 
-static inline void __attribute__((always_inline))
-nicvf_addr_write(uintptr_t addr, uint64_t val)
-{
-       *(volatile uint64_t *)addr = val;
-}
-
-static inline uint64_t __attribute__((always_inline))
-nicvf_addr_read(uintptr_t addr)
-{
-       return  *(volatile uint64_t *)addr;
-}
-
 #define NICVF_LOAD_PAIR(reg1, reg2, addr)              \
 do {                                                   \
        reg1 = nicvf_addr_read((uintptr_t)addr);        \