2010-06-28 11:55:31

by Kulikov Vasiliy

[permalink] [raw]
Subject: [PATCH 10/16] trivial: use ARRAY_SIZE

Change sizeof(x) / sizeof(*x) to ARRAY_SIZE(x).

Signed-off-by: Kulikov Vasiliy <[email protected]>
---
drivers/staging/otus/hal/hpmain.c | 28 ++++++++++------------------
1 files changed, 10 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/otus/hal/hpmain.c b/drivers/staging/otus/hal/hpmain.c
index 5f412e0..6d2d358 100644
--- a/drivers/staging/otus/hal/hpmain.c
+++ b/drivers/staging/otus/hal/hpmain.c
@@ -430,7 +430,7 @@ void zfInitPhy(zdev_t* dev, u32_t frequency, u8_t bw40)
* Register setting by mode
*/

- entries = sizeof(ar5416Modes) / sizeof(*ar5416Modes);
+ entries = ARRAY_SIZE(ar5416Modes);
zm_msg1_scan(ZM_LV_2, "Modes register setting entries=", entries);
for (i=0; i<entries; i++)
{
@@ -496,7 +496,7 @@ void zfInitPhy(zdev_t* dev, u32_t frequency, u8_t bw40)
/*
* Common Register setting
*/
- entries = sizeof(ar5416Common) / sizeof(*ar5416Common);
+ entries = ARRAY_SIZE(ar5416Common);
for (i=0; i<entries; i++)
{
reg_write(ar5416Common[i][0], ar5416Common[i][1]);
@@ -506,7 +506,7 @@ void zfInitPhy(zdev_t* dev, u32_t frequency, u8_t bw40)
/*
* RF Gain setting by freqIndex
*/
- entries = sizeof(ar5416BB_RfGain) / sizeof(*ar5416BB_RfGain);
+ entries = ARRAY_SIZE(ar5416BB_RfGain);
for (i=0; i<entries; i++)
{
reg_write(ar5416BB_RfGain[i][0], ar5416BB_RfGain[i][freqIndex]);
@@ -963,7 +963,6 @@ u32_t reverse_bits(u32_t chan_sel)
/* Bank 0 1 2 3 5 6 7 */
void zfSetRfRegs(zdev_t* dev, u32_t frequency)
{
- u16_t entries;
u16_t freqIndex = 0;
u16_t i;

@@ -984,33 +983,28 @@ void zfSetRfRegs(zdev_t* dev, u32_t frequency)
}

#if 1
- entries = sizeof(otusBank) / sizeof(*otusBank);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(otusBank); i++)
{
reg_write(otusBank[i][0], otusBank[i][freqIndex]);
}
#else
/* Bank0 */
- entries = sizeof(ar5416Bank0) / sizeof(*ar5416Bank0);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(ar5416Bank0); i++)
{
reg_write(ar5416Bank0[i][0], ar5416Bank0[i][1]);
}
/* Bank1 */
- entries = sizeof(ar5416Bank1) / sizeof(*ar5416Bank1);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(ar5416Bank1); i++)
{
reg_write(ar5416Bank1[i][0], ar5416Bank1[i][1]);
}
/* Bank2 */
- entries = sizeof(ar5416Bank2) / sizeof(*ar5416Bank2);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(ar5416Bank2); i++)
{
reg_write(ar5416Bank2[i][0], ar5416Bank2[i][1]);
}
/* Bank3 */
- entries = sizeof(ar5416Bank3) / sizeof(*ar5416Bank3);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(ar5416Bank3); i++)
{
reg_write(ar5416Bank3[i][0], ar5416Bank3[i][freqIndex]);
}
@@ -1018,14 +1012,12 @@ void zfSetRfRegs(zdev_t* dev, u32_t frequency)
reg_write (0x98b0, 0x00000013);
reg_write (0x98e4, 0x00000002);
/* Bank6 */
- entries = sizeof(ar5416Bank6) / sizeof(*ar5416Bank6);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(ar5416Bank6); i++)
{
reg_write(ar5416Bank6[i][0], ar5416Bank6[i][freqIndex]);
}
/* Bank7 */
- entries = sizeof(ar5416Bank7) / sizeof(*ar5416Bank7);
- for (i=0; i<entries; i++)
+ for (i=0; i<ARRAY_SIZE(ar5416Bank7); i++)
{
reg_write(ar5416Bank7[i][0], ar5416Bank7[i][1]);
}
--
1.7.0.4


2010-06-29 00:57:25

by Simon Horman

[permalink] [raw]
Subject: Re: [PATCH 10/16] trivial: use ARRAY_SIZE

On Mon, Jun 28, 2010 at 03:55:20PM +0400, Kulikov Vasiliy wrote:
> Change sizeof(x) / sizeof(*x) to ARRAY_SIZE(x).
>
> Signed-off-by: Kulikov Vasiliy <[email protected]>
> ---
> drivers/staging/otus/hal/hpmain.c | 28 ++++++++++------------------
> 1 files changed, 10 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/staging/otus/hal/hpmain.c b/drivers/staging/otus/hal/hpmain.c
> index 5f412e0..6d2d358 100644
> --- a/drivers/staging/otus/hal/hpmain.c
> +++ b/drivers/staging/otus/hal/hpmain.c
> @@ -430,7 +430,7 @@ void zfInitPhy(zdev_t* dev, u32_t frequency, u8_t bw40)
> * Register setting by mode
> */
>
> - entries = sizeof(ar5416Modes) / sizeof(*ar5416Modes);
> + entries = ARRAY_SIZE(ar5416Modes);
> zm_msg1_scan(ZM_LV_2, "Modes register setting entries=", entries);
> for (i=0; i<entries; i++)
> {
> @@ -496,7 +496,7 @@ void zfInitPhy(zdev_t* dev, u32_t frequency, u8_t bw40)
> /*
> * Common Register setting
> */
> - entries = sizeof(ar5416Common) / sizeof(*ar5416Common);
> + entries = ARRAY_SIZE(ar5416Common);
> for (i=0; i<entries; i++)
> {
> reg_write(ar5416Common[i][0], ar5416Common[i][1]);
> @@ -506,7 +506,7 @@ void zfInitPhy(zdev_t* dev, u32_t frequency, u8_t bw40)
> /*
> * RF Gain setting by freqIndex
> */
> - entries = sizeof(ar5416BB_RfGain) / sizeof(*ar5416BB_RfGain);
> + entries = ARRAY_SIZE(ar5416BB_RfGain);
> for (i=0; i<entries; i++)
> {
> reg_write(ar5416BB_RfGain[i][0], ar5416BB_RfGain[i][freqIndex]);
> @@ -963,7 +963,6 @@ u32_t reverse_bits(u32_t chan_sel)
> /* Bank 0 1 2 3 5 6 7 */
> void zfSetRfRegs(zdev_t* dev, u32_t frequency)
> {
> - u16_t entries;
> u16_t freqIndex = 0;
> u16_t i;
>
> @@ -984,33 +983,28 @@ void zfSetRfRegs(zdev_t* dev, u32_t frequency)
> }
>
> #if 1
> - entries = sizeof(otusBank) / sizeof(*otusBank);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(otusBank); i++)

As you are changing this line, I wonder if you might also fix
the white-space at the same time. In particular, a space on
either side of '=' and '<'.

+ for (i = 0; i < ARRAY_SIZE(otusBank); i++)

Ditto multiple times below.

> {
> reg_write(otusBank[i][0], otusBank[i][freqIndex]);
> }
> #else
> /* Bank0 */
> - entries = sizeof(ar5416Bank0) / sizeof(*ar5416Bank0);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(ar5416Bank0); i++)
> {
> reg_write(ar5416Bank0[i][0], ar5416Bank0[i][1]);
> }
> /* Bank1 */
> - entries = sizeof(ar5416Bank1) / sizeof(*ar5416Bank1);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(ar5416Bank1); i++)
> {
> reg_write(ar5416Bank1[i][0], ar5416Bank1[i][1]);
> }
> /* Bank2 */
> - entries = sizeof(ar5416Bank2) / sizeof(*ar5416Bank2);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(ar5416Bank2); i++)
> {
> reg_write(ar5416Bank2[i][0], ar5416Bank2[i][1]);
> }
> /* Bank3 */
> - entries = sizeof(ar5416Bank3) / sizeof(*ar5416Bank3);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(ar5416Bank3); i++)
> {
> reg_write(ar5416Bank3[i][0], ar5416Bank3[i][freqIndex]);
> }
> @@ -1018,14 +1012,12 @@ void zfSetRfRegs(zdev_t* dev, u32_t frequency)
> reg_write (0x98b0, 0x00000013);
> reg_write (0x98e4, 0x00000002);
> /* Bank6 */
> - entries = sizeof(ar5416Bank6) / sizeof(*ar5416Bank6);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(ar5416Bank6); i++)
> {
> reg_write(ar5416Bank6[i][0], ar5416Bank6[i][freqIndex]);
> }
> /* Bank7 */
> - entries = sizeof(ar5416Bank7) / sizeof(*ar5416Bank7);
> - for (i=0; i<entries; i++)
> + for (i=0; i<ARRAY_SIZE(ar5416Bank7); i++)
> {
> reg_write(ar5416Bank7[i][0], ar5416Bank7[i][1]);
> }
> --
> 1.7.0.4
>
> --
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