[PATCH] Staging: vme: vme_pio2: Prefer using the BIT macro

[PATCH] Staging: vme: vme_pio2: Prefer using the BIT macro

[Shiva Kerdel]

Replace all occurences of (1 << x) by BIT(x) in the file vme_pio2.h to
get rid of checkpatch.pl "check" output "Prefer using the BIT macro".

Signed-off-by: Shiva Kerdel <shiva@exdev.nl>
---
 drivers/staging/vme/devices/vme_pio2.h | 86 +++++++++++++++++-----------------
 1 file changed, 43 insertions(+), 43 deletions(-)

diff --git a/drivers/staging/vme/devices/vme_pio2.h b/drivers/staging/vme/devices/vme_pio2.h
index d5d94c4..495b698 100644
--- a/drivers/staging/vme/devices/vme_pio2.h
+++ b/drivers/staging/vme/devices/vme_pio2.h
@@ -71,38 +71,38 @@ static const int PIO2_CHANNEL_BANK[32] = { 0, 0, 0, 0, 0, 0, 0, 0,
 					2, 2, 2, 2, 2, 2, 2, 2,
 					3, 3, 3, 3, 3, 3, 3, 3 };
 
-#define PIO2_CHANNEL0_BIT		(1 << 0)
-#define PIO2_CHANNEL1_BIT		(1 << 1)
-#define PIO2_CHANNEL2_BIT		(1 << 2)
-#define PIO2_CHANNEL3_BIT		(1 << 3)
-#define PIO2_CHANNEL4_BIT		(1 << 4)
-#define PIO2_CHANNEL5_BIT		(1 << 5)
-#define PIO2_CHANNEL6_BIT		(1 << 6)
-#define PIO2_CHANNEL7_BIT		(1 << 7)
-#define PIO2_CHANNEL8_BIT		(1 << 0)
-#define PIO2_CHANNEL9_BIT		(1 << 1)
-#define PIO2_CHANNEL10_BIT		(1 << 2)
-#define PIO2_CHANNEL11_BIT		(1 << 3)
-#define PIO2_CHANNEL12_BIT		(1 << 4)
-#define PIO2_CHANNEL13_BIT		(1 << 5)
-#define PIO2_CHANNEL14_BIT		(1 << 6)
-#define PIO2_CHANNEL15_BIT		(1 << 7)
-#define PIO2_CHANNEL16_BIT		(1 << 0)
-#define PIO2_CHANNEL17_BIT		(1 << 1)
-#define PIO2_CHANNEL18_BIT		(1 << 2)
-#define PIO2_CHANNEL19_BIT		(1 << 3)
-#define PIO2_CHANNEL20_BIT		(1 << 4)
-#define PIO2_CHANNEL21_BIT		(1 << 5)
-#define PIO2_CHANNEL22_BIT		(1 << 6)
-#define PIO2_CHANNEL23_BIT		(1 << 7)
-#define PIO2_CHANNEL24_BIT		(1 << 0)
-#define PIO2_CHANNEL25_BIT		(1 << 1)
-#define PIO2_CHANNEL26_BIT		(1 << 2)
-#define PIO2_CHANNEL27_BIT		(1 << 3)
-#define PIO2_CHANNEL28_BIT		(1 << 4)
-#define PIO2_CHANNEL29_BIT		(1 << 5)
-#define PIO2_CHANNEL30_BIT		(1 << 6)
-#define PIO2_CHANNEL31_BIT		(1 << 7)
+#define PIO2_CHANNEL0_BIT		BIT(0)
+#define PIO2_CHANNEL1_BIT		BIT(1)
+#define PIO2_CHANNEL2_BIT		BIT(2)
+#define PIO2_CHANNEL3_BIT		BIT(3)
+#define PIO2_CHANNEL4_BIT		BIT(4)
+#define PIO2_CHANNEL5_BIT		BIT(5)
+#define PIO2_CHANNEL6_BIT		BIT(6)
+#define PIO2_CHANNEL7_BIT		BIT(7)
+#define PIO2_CHANNEL8_BIT		BIT(0)
+#define PIO2_CHANNEL9_BIT		BIT(1)
+#define PIO2_CHANNEL10_BIT		BIT(2)
+#define PIO2_CHANNEL11_BIT		BIT(3)
+#define PIO2_CHANNEL12_BIT		BIT(4)
+#define PIO2_CHANNEL13_BIT		BIT(5)
+#define PIO2_CHANNEL14_BIT		BIT(6)
+#define PIO2_CHANNEL15_BIT		BIT(7)
+#define PIO2_CHANNEL16_BIT		BIT(0)
+#define PIO2_CHANNEL17_BIT		BIT(1)
+#define PIO2_CHANNEL18_BIT		BIT(2)
+#define PIO2_CHANNEL19_BIT		BIT(3)
+#define PIO2_CHANNEL20_BIT		BIT(4)
+#define PIO2_CHANNEL21_BIT		BIT(5)
+#define PIO2_CHANNEL22_BIT		BIT(6)
+#define PIO2_CHANNEL23_BIT		BIT(7)
+#define PIO2_CHANNEL24_BIT		BIT(0)
+#define PIO2_CHANNEL25_BIT		BIT(1)
+#define PIO2_CHANNEL26_BIT		BIT(2)
+#define PIO2_CHANNEL27_BIT		BIT(3)
+#define PIO2_CHANNEL28_BIT		BIT(4)
+#define PIO2_CHANNEL29_BIT		BIT(5)
+#define PIO2_CHANNEL30_BIT		BIT(6)
+#define PIO2_CHANNEL31_BIT		BIT(7)
 
 static const int PIO2_CHANNEL_BIT[32] = { PIO2_CHANNEL0_BIT, PIO2_CHANNEL1_BIT,
 					PIO2_CHANNEL2_BIT, PIO2_CHANNEL3_BIT,
@@ -123,12 +123,12 @@ static const int PIO2_CHANNEL_BIT[32] = { PIO2_CHANNEL0_BIT, PIO2_CHANNEL1_BIT,
 					};
 
 /* PIO2_REGS_INT_STAT_CNTR (0xc) */
-#define PIO2_COUNTER0			(1 << 0)
-#define PIO2_COUNTER1			(1 << 1)
-#define PIO2_COUNTER2			(1 << 2)
-#define PIO2_COUNTER3			(1 << 3)
-#define PIO2_COUNTER4			(1 << 4)
-#define PIO2_COUNTER5			(1 << 5)
+#define PIO2_COUNTER0			BIT(0)
+#define PIO2_COUNTER1			BIT(1)
+#define PIO2_COUNTER2			BIT(2)
+#define PIO2_COUNTER3			BIT(3)
+#define PIO2_COUNTER4			BIT(4)
+#define PIO2_COUNTER5			BIT(5)
 
 static const int PIO2_COUNTER[6] = { PIO2_COUNTER0, PIO2_COUNTER1,
 					PIO2_COUNTER2, PIO2_COUNTER3,
@@ -136,8 +136,8 @@ static const int PIO2_COUNTER[6] = { PIO2_COUNTER0, PIO2_COUNTER1,
 
 /* PIO2_REGS_CTRL (0x18) */
 #define PIO2_VME_INT_MASK		0x7
-#define PIO2_LED			(1 << 6)
-#define PIO2_LOOP			(1 << 7)
+#define PIO2_LED			BIT(6)
+#define PIO2_LOOP			BIT(7)
 
 /* PIO2_REGS_VME_VECTOR (0x19) */
 #define PIO2_VME_VECTOR_SPUR		0x0
@@ -182,7 +182,7 @@ static const int PIO2_CNTR_CTRL[6] = { PIO2_REGS_CTRL_WRD0,
 					PIO2_REGS_CTRL_WRD1 };
 
 #define PIO2_CNTR_SC_DEV0		0
-#define PIO2_CNTR_SC_DEV1		(1 << 6)
+#define PIO2_CNTR_SC_DEV1		BIT(6)
 #define PIO2_CNTR_SC_DEV2		(2 << 6)
 #define PIO2_CNTR_SC_RDBACK		(3 << 6)
 
@@ -191,12 +191,12 @@ static const int PIO2_CNTR_SC_DEV[6] = { PIO2_CNTR_SC_DEV0, PIO2_CNTR_SC_DEV1,
 					PIO2_CNTR_SC_DEV1, PIO2_CNTR_SC_DEV2 };
 
 #define PIO2_CNTR_RW_LATCH		0
-#define PIO2_CNTR_RW_LSB		(1 << 4)
+#define PIO2_CNTR_RW_LSB		BIT(4)
 #define PIO2_CNTR_RW_MSB		(2 << 4)
 #define PIO2_CNTR_RW_BOTH		(3 << 4)
 
 #define PIO2_CNTR_MODE0			0
-#define PIO2_CNTR_MODE1			(1 << 1)
+#define PIO2_CNTR_MODE1			BIT(1)
 #define PIO2_CNTR_MODE2			(2 << 1)
 #define PIO2_CNTR_MODE3			(3 << 1)
 #define PIO2_CNTR_MODE4			(4 << 1)
-- 
2.10.2

Re: [PATCH] Staging: vme: vme_pio2: Prefer using the BIT macro

[Greg KH]

On Sat, Nov 05, 2016 at 08:31:11PM +0100, Shiva Kerdel wrote:
> Replace all occurences of (1 << x) by BIT(x) in the file vme_pio2.h to
> get rid of checkpatch.pl "check" output "Prefer using the BIT macro".
> 
> Signed-off-by: Shiva Kerdel <shiva@exdev.nl>
> ---
>  drivers/staging/vme/devices/vme_pio2.h | 86 +++++++++++++++++-----------------
>  1 file changed, 43 insertions(+), 43 deletions(-)

Someone else sent this same patch a few days before you did, sorry.

greg k-h