diff options
| -rw-r--r-- | drivers/net/sh_eth.c | 43 | ||||
| -rw-r--r-- | drivers/net/sh_eth.h | 19 |
2 files changed, 26 insertions, 36 deletions
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index 9ccba153f36..d372ece8e46 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -33,31 +33,24 @@ # error "Please define CFG_SH_ETHER_PHY_ADDR" #endif -#if defined(CFG_SH_ETHER_CACHE_WRITEBACK) && \ - !CONFIG_IS_ENABLED(SYS_DCACHE_OFF) -#define flush_cache_wback(addr, len) \ - flush_dcache_range((unsigned long)addr, \ - (unsigned long)(addr + ALIGN(len, CFG_SH_ETHER_ALIGNE_SIZE))) -#else -#define flush_cache_wback(...) -#endif +static void flush_cache_wback(void *addr, unsigned long len) +{ + flush_dcache_range((unsigned long)addr, + (unsigned long)(addr + ALIGN(len, SH_ETHER_ALIGN_SIZE))); +} -#if defined(CFG_SH_ETHER_CACHE_INVALIDATE) && defined(CONFIG_ARM) -#define invalidate_cache(addr, len) \ - { \ - unsigned long line_size = CFG_SH_ETHER_ALIGNE_SIZE; \ - unsigned long start, end; \ - \ - start = (unsigned long)addr; \ - end = start + len; \ - start &= ~(line_size - 1); \ - end = ((end + line_size - 1) & ~(line_size - 1)); \ - \ - invalidate_dcache_range(start, end); \ - } -#else -#define invalidate_cache(...) -#endif +static void invalidate_cache(void *addr, unsigned long len) +{ + unsigned long line_size = SH_ETHER_ALIGN_SIZE; + unsigned long start, end; + + start = (unsigned long)addr; + end = start + len; + start &= ~(line_size - 1); + end = (end + line_size - 1) & ~(line_size - 1); + + invalidate_dcache_range(start, end); +} #define TIMEOUT_CNT 1000 @@ -133,7 +126,7 @@ static int sh_eth_recv_start(struct sh_eth_info *port_info) static void sh_eth_recv_finish(struct sh_eth_info *port_info) { - invalidate_cache(ADDR_TO_P2(port_info->rx_desc_cur->rd2), MAX_BUF_SIZE); + invalidate_cache((void *)ADDR_TO_P2((uintptr_t)port_info->rx_desc_cur->rd2), MAX_BUF_SIZE); /* Make current descriptor available again */ if (port_info->rx_desc_cur->rd0 & RD_RDLE) diff --git a/drivers/net/sh_eth.h b/drivers/net/sh_eth.h index 6b7f8ae5154..006f12a37b9 100644 --- a/drivers/net/sh_eth.h +++ b/drivers/net/sh_eth.h @@ -19,20 +19,17 @@ /* The ethernet controller needs to use physical addresses */ #define ADDR_TO_PHY(addr) ((uintptr_t)(addr) & ~0xe0000000) +#define SH_ETHER_ALIGN_SIZE 16 #elif defined(CONFIG_ARM) #ifndef inl #define inl readl #define outl writel +#define SH_ETHER_ALIGN_SIZE 64 #endif #define ADDR_TO_PHY(addr) ((uintptr_t)(addr)) #define ADDR_TO_P2(addr) (addr) #endif /* defined(CONFIG_SH) */ -/* base padding size is 16 */ -#ifndef CFG_SH_ETHER_ALIGNE_SIZE -#define CFG_SH_ETHER_ALIGNE_SIZE 16 -#endif - /* Buffers must be big enough to hold the largest ethernet frame. Also, rx buffers must be a multiple of 32 bytes */ #define MAX_BUF_SIZE (48 * 32) @@ -44,7 +41,7 @@ /* The size of the tx descriptor is determined by how much padding is used. 4, 20, or 52 bytes of padding can be used */ -#define TX_DESC_PADDING (CFG_SH_ETHER_ALIGNE_SIZE - 12) +#define TX_DESC_PADDING (SH_ETHER_ALIGN_SIZE - 12) /* Tx descriptor. We always use 3 bytes of padding */ struct tx_desc_s { @@ -59,9 +56,9 @@ struct tx_desc_s { /* The size of the rx descriptor is determined by how much padding is used. 4, 20, or 52 bytes of padding can be used */ -#define RX_DESC_PADDING (CFG_SH_ETHER_ALIGNE_SIZE - 12) +#define RX_DESC_PADDING (SH_ETHER_ALIGN_SIZE - 12) /* aligned cache line size */ -#define RX_BUF_ALIGNE_SIZE (CFG_SH_ETHER_ALIGNE_SIZE > 32 ? 64 : 32) +#define RX_BUF_ALIGNE_SIZE (SH_ETHER_ALIGN_SIZE > 32 ? 64 : 32) /* Rx descriptor. We always use 4 bytes of padding */ struct rx_desc_s { @@ -380,11 +377,11 @@ enum DMAC_M_BIT { #endif }; -#if CFG_SH_ETHER_ALIGNE_SIZE == 64 +#if SH_ETHER_ALIGN_SIZE == 64 # define EMDR_DESC EDMR_DL1 -#elif CFG_SH_ETHER_ALIGNE_SIZE == 32 +#elif SH_ETHER_ALIGN_SIZE == 32 # define EMDR_DESC EDMR_DL0 -#elif CFG_SH_ETHER_ALIGNE_SIZE == 16 /* Default */ +#elif SH_ETHER_ALIGN_SIZE == 16 /* Default */ # define EMDR_DESC 0 #endif |