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[V2,net-next,09/11] net: ena: use lower_32_bits()/upper_32_bits() to split dma address

Message ID 1498206120-13805-10-git-send-email-netanel@amazon.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Belgazal, Netanel June 23, 2017, 8:21 a.m. UTC 
From: Netanel Belgazal <netanel@amazon.com>

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>
---
 drivers/net/ethernet/amazon/ena/ena_com.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

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;
 }