[PATCH 2/5] hwrng: amd: use the BIT macro
From: LABBE Corentin
Date: Fri Aug 19 2016 - 09:58:48 EST
This patch add usage of the BIT() macro
Signed-off-by: LABBE Corentin <clabbe.montjoie@xxxxxxxxx>
---
drivers/char/hw_random/amd-rng.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
index 45b7965..d0042f5 100644
--- a/drivers/char/hw_random/amd-rng.c
+++ b/drivers/char/hw_random/amd-rng.c
@@ -78,11 +78,11 @@ static int amd_rng_init(struct hwrng *rng)
u8 rnen;
pci_read_config_byte(amd_pdev, 0x40, &rnen);
- rnen |= (1 << 7); /* RNG on */
+ rnen |= BIT(7); /* RNG on */
pci_write_config_byte(amd_pdev, 0x40, rnen);
pci_read_config_byte(amd_pdev, 0x41, &rnen);
- rnen |= (1 << 7); /* PMIO enable */
+ rnen |= BIT(7); /* PMIO enable */
pci_write_config_byte(amd_pdev, 0x41, rnen);
return 0;
@@ -93,7 +93,7 @@ static void amd_rng_cleanup(struct hwrng *rng)
u8 rnen;
pci_read_config_byte(amd_pdev, 0x40, &rnen);
- rnen &= ~(1 << 7); /* RNG off */
+ rnen &= ~BIT(7); /* RNG off */
pci_write_config_byte(amd_pdev, 0x40, rnen);
}
--
2.7.3