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net: sh-eth: Fix misaligned cache operation warning

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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>
This commit is contained in:
Nobuhiro Iwamatsu 2017-12-01 13:56:08 +09:00 committed by Joe Hershberger
parent fbfb511548
commit aae5d237b9
1 changed files with 3 additions and 2 deletions
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5
drivers/net/sh_eth.c
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@ -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 @@ static int sh_eth_tx_desc_init(struct sh_eth_dev *eth)
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 =