From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jerin Jacob Subject: [PATCH v4 27/29] net/thunderx: use eal I/O device memory read/write API Date: Tue, 17 Jan 2017 12:44:02 +0530 Message-ID: <1484637244-7548-28-git-send-email-jerin.jacob@caviumnetworks.com> References: <1484212646-10338-1-git-send-email-jerin.jacob@caviumnetworks.com> <1484637244-7548-1-git-send-email-jerin.jacob@caviumnetworks.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , , , , , Jerin Jacob To: Return-path: Received: from NAM03-BY2-obe.outbound.protection.outlook.com (mail-by2nam03on0071.outbound.protection.outlook.com [104.47.42.71]) by dpdk.org (Postfix) with ESMTP id 41D8AF8AA for ; Tue, 17 Jan 2017 08:16:40 +0100 (CET) In-Reply-To: <1484637244-7548-1-git-send-email-jerin.jacob@caviumnetworks.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 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 --- drivers/net/thunderx/base/nicvf_plat.h | 36 ++++------------------------------ 1 file changed, 4 insertions(+), 32 deletions(-) diff --git a/drivers/net/thunderx/base/nicvf_plat.h b/drivers/net/thunderx/base/nicvf_plat.h index 83c1844..3754e1b 100644 --- a/drivers/net/thunderx/base/nicvf_plat.h +++ b/drivers/net/thunderx/base/nicvf_plat.h @@ -69,31 +69,15 @@ #include #define NICVF_MAC_ADDR_SIZE ETHER_ADDR_LEN +#include +#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); \ -- 2.5.5