From: Netanel Belgazal <netanel@amazon.com>
Date: Fri, 23 Jun 2017 11:21:58 +0300
Subject: net: ena: use lower_32_bits()/upper_32_bits() to split dma address
Patch-mainline: v4.13-rc1
Git-commit: 3ae5907c61587ed8327484bfdda87de0257ea73f
References: bsc#1047121
In ena_com_mem_addr_set(), use the above functions to split dma address
to the lower 32 bits and the higher 16 bits.
Signed-off-by: Netanel Belgazal <netanel@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Benjamin Poirier <bpoirier@suse.com>
---
drivers/net/ethernet/amazon/ena/ena_com.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/net/ethernet/amazon/ena/ena_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_com.c
@@ -99,8 +99,8 @@ static inline int ena_com_mem_addr_set(s
return -EINVAL;
}
- ena_addr->mem_addr_low = (u32)addr;
- ena_addr->mem_addr_high = (u64)addr >> 32;
+ ena_addr->mem_addr_low = lower_32_bits(addr);
+ ena_addr->mem_addr_high = (u16)upper_32_bits(addr);
return 0;
}