From: Netanel Belgazal <netanel@amazon.com>
Date: Fri, 23 Jun 2017 08:21:58 +0000 (+0300)
Subject: net: ena: use lower_32_bits()/upper_32_bits() to split dma address
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3ae5907c61587ed8327484bfdda87de0257ea73f;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

net: ena: use lower_32_bits()/upper_32_bits() to split dma address

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>
---

diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
index f6e1d30523a6..52beba8c7a39 100644
--- 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(struct ena_com_dev *ena_dev,
 		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;
 }