[PATCH 2/5] hwrng: amd: use the BIT macro
From: LABBE Corentin <clabbe.montjoie@gmail.com>
Date: 2016-08-19 13:58:47
Also in:
lkml
Subsystem:
hardware random number generator core, the rest · Maintainers:
Olivia Mackall, Herbert Xu, Linus Torvalds
This patch add usage of the BIT() macro Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com> --- 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