net: sh-eth: Fix misaligned cache operation warning
When we using network on board using sh-eth, it prints a lot of
"CACHE: Misaligned operation at range" messages.
This commit fixes this problem.
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index f28f388..6edb51e 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -29,7 +29,8 @@
#if defined(CONFIG_SH_ETHER_CACHE_WRITEBACK) && !defined(CONFIG_SYS_DCACHE_OFF)
#define flush_cache_wback(addr, len) \
- flush_dcache_range((u32)addr, (u32)(addr + len - 1))
+ flush_dcache_range((u32)addr, \
+ (u32)(addr + ALIGN(len, CONFIG_SH_ETHER_ALIGNE_SIZE)))
#else
#define flush_cache_wback(...)
#endif
@@ -205,7 +206,7 @@
goto err;
}
- flush_cache_wback((u32)port_info->tx_desc_alloc, alloc_desc_size);
+ flush_cache_wback(port_info->tx_desc_alloc, alloc_desc_size);
/* Make sure we use a P2 address (non-cacheable) */
port_info->tx_desc_base =