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authorCorentin LABBE <clabbe.montjoie@gmail.com>2016-08-26 13:11:30 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2016-08-31 17:00:43 +0200
commit1c335d4487c8988364b68c862324fbb3567d00ee (patch)
treeb3044a897ee4c3b52d020b0737db8f04e7d5e637 /drivers/char/hw_random/amd-rng.c
parenthwrng: amd - Fix style problem with blank line (diff)
downloadlinux-1c335d4487c8988364b68c862324fbb3567d00ee.tar.xz
linux-1c335d4487c8988364b68c862324fbb3567d00ee.zip
hwrng: amd - use the BIT macro
This patch add usage of the BIT() macro Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char/hw_random/amd-rng.c')
-rw-r--r--drivers/char/hw_random/amd-rng.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
index 45b79654e071..d0042f5d857d 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);
}