* [PATCH v2] regulator: palmas: Slightly code change for better readability
@ 2012-06-06 12:01 Axel Lin
2012-06-06 14:43 ` Graeme Gregory
2012-06-07 23:37 ` Mark Brown
0 siblings, 2 replies; 3+ messages in thread
From: Axel Lin @ 2012-06-06 12:01 UTC (permalink / raw)
To: linux-kernel; +Cc: Graeme Gregory, Mark Brown, Liam Girdwood
It's a little bit hard to read that the "else" case means id == PALMAS_REG_SMPS10.
if (id != PALMAS_REG_SMPS10){
do something for the cases id != PALMAS_REG_SMPS10;
} else {
do something for the case id == PALMAS_REG_SMPS10;
}
This patch changes above syntax to switch statement.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/regulator/palmas-regulator.c | 28 ++++++++++++++++------------
1 file changed, 16 insertions(+), 12 deletions(-)
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index b4e10b0..112436b 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -517,7 +517,15 @@ static int palmas_smps_init(struct palmas *palmas, int id,
if (ret)
return ret;
- if (id != PALMAS_REG_SMPS10) {
+ switch (id) {
+ case PALMAS_REG_SMPS10:
+ if (reg_init->mode_sleep) {
+ reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK;
+ reg |= reg_init->mode_sleep <<
+ PALMAS_SMPS10_CTRL_MODE_SLEEP_SHIFT;
+ }
+ break;
+ default:
if (reg_init->warm_reset)
reg |= PALMAS_SMPS12_CTRL_WR_S;
@@ -529,14 +537,8 @@ static int palmas_smps_init(struct palmas *palmas, int id,
reg |= reg_init->mode_sleep <<
PALMAS_SMPS12_CTRL_MODE_SLEEP_SHIFT;
}
- } else {
- if (reg_init->mode_sleep) {
- reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK;
- reg |= reg_init->mode_sleep <<
- PALMAS_SMPS10_CTRL_MODE_SLEEP_SHIFT;
- }
-
}
+
ret = palmas_smps_write(palmas, addr, reg);
if (ret)
return ret;
@@ -660,10 +662,8 @@ static __devinit int palmas_probe(struct platform_device *pdev)
pmic->desc[id].name = palmas_regs_info[id].name;
pmic->desc[id].id = id;
- if (id != PALMAS_REG_SMPS10) {
- pmic->desc[id].ops = &palmas_ops_smps;
- pmic->desc[id].n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
- } else {
+ switch (id) {
+ case PALMAS_REG_SMPS10:
pmic->desc[id].n_voltages = PALMAS_SMPS10_NUM_VOLTAGES;
pmic->desc[id].ops = &palmas_ops_smps10;
pmic->desc[id].vsel_reg = PALMAS_SMPS10_CTRL;
@@ -672,6 +672,10 @@ static __devinit int palmas_probe(struct platform_device *pdev)
pmic->desc[id].enable_mask = SMPS10_BOOST_EN;
pmic->desc[id].min_uV = 3750000;
pmic->desc[id].uV_step = 1250000;
+ break;
+ default:
+ pmic->desc[id].ops = &palmas_ops_smps;
+ pmic->desc[id].n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
}
pmic->desc[id].type = REGULATOR_VOLTAGE;
--
1.7.9.5
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v2] regulator: palmas: Slightly code change for better readability
2012-06-06 12:01 [PATCH v2] regulator: palmas: Slightly code change for better readability Axel Lin
@ 2012-06-06 14:43 ` Graeme Gregory
2012-06-07 23:37 ` Mark Brown
1 sibling, 0 replies; 3+ messages in thread
From: Graeme Gregory @ 2012-06-06 14:43 UTC (permalink / raw)
To: Axel Lin; +Cc: linux-kernel, Mark Brown, Liam Girdwood
Acked-by: Graeme Gregory <gg@slimlogic.co.uk>
On 06/06/12 13:01, Axel Lin wrote:
> It's a little bit hard to read that the "else" case means id == PALMAS_REG_SMPS10.
>
> if (id != PALMAS_REG_SMPS10){
> do something for the cases id != PALMAS_REG_SMPS10;
> } else {
> do something for the case id == PALMAS_REG_SMPS10;
> }
>
> This patch changes above syntax to switch statement.
>
> Signed-off-by: Axel Lin <axel.lin@gmail.com>
> ---
> drivers/regulator/palmas-regulator.c | 28 ++++++++++++++++------------
> 1 file changed, 16 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
> index b4e10b0..112436b 100644
> --- a/drivers/regulator/palmas-regulator.c
> +++ b/drivers/regulator/palmas-regulator.c
> @@ -517,7 +517,15 @@ static int palmas_smps_init(struct palmas *palmas, int id,
> if (ret)
> return ret;
>
> - if (id != PALMAS_REG_SMPS10) {
> + switch (id) {
> + case PALMAS_REG_SMPS10:
> + if (reg_init->mode_sleep) {
> + reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK;
> + reg |= reg_init->mode_sleep <<
> + PALMAS_SMPS10_CTRL_MODE_SLEEP_SHIFT;
> + }
> + break;
> + default:
> if (reg_init->warm_reset)
> reg |= PALMAS_SMPS12_CTRL_WR_S;
>
> @@ -529,14 +537,8 @@ static int palmas_smps_init(struct palmas *palmas, int id,
> reg |= reg_init->mode_sleep <<
> PALMAS_SMPS12_CTRL_MODE_SLEEP_SHIFT;
> }
> - } else {
> - if (reg_init->mode_sleep) {
> - reg &= ~PALMAS_SMPS10_CTRL_MODE_SLEEP_MASK;
> - reg |= reg_init->mode_sleep <<
> - PALMAS_SMPS10_CTRL_MODE_SLEEP_SHIFT;
> - }
> -
> }
> +
> ret = palmas_smps_write(palmas, addr, reg);
> if (ret)
> return ret;
> @@ -660,10 +662,8 @@ static __devinit int palmas_probe(struct platform_device *pdev)
> pmic->desc[id].name = palmas_regs_info[id].name;
> pmic->desc[id].id = id;
>
> - if (id != PALMAS_REG_SMPS10) {
> - pmic->desc[id].ops = &palmas_ops_smps;
> - pmic->desc[id].n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
> - } else {
> + switch (id) {
> + case PALMAS_REG_SMPS10:
> pmic->desc[id].n_voltages = PALMAS_SMPS10_NUM_VOLTAGES;
> pmic->desc[id].ops = &palmas_ops_smps10;
> pmic->desc[id].vsel_reg = PALMAS_SMPS10_CTRL;
> @@ -672,6 +672,10 @@ static __devinit int palmas_probe(struct platform_device *pdev)
> pmic->desc[id].enable_mask = SMPS10_BOOST_EN;
> pmic->desc[id].min_uV = 3750000;
> pmic->desc[id].uV_step = 1250000;
> + break;
> + default:
> + pmic->desc[id].ops = &palmas_ops_smps;
> + pmic->desc[id].n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
> }
>
> pmic->desc[id].type = REGULATOR_VOLTAGE;
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] regulator: palmas: Slightly code change for better readability
2012-06-06 12:01 [PATCH v2] regulator: palmas: Slightly code change for better readability Axel Lin
2012-06-06 14:43 ` Graeme Gregory
@ 2012-06-07 23:37 ` Mark Brown
1 sibling, 0 replies; 3+ messages in thread
From: Mark Brown @ 2012-06-07 23:37 UTC (permalink / raw)
To: Axel Lin; +Cc: linux-kernel, Graeme Gregory, Liam Girdwood
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On Wed, Jun 06, 2012 at 08:01:38PM +0800, Axel Lin wrote:
> It's a little bit hard to read that the "else" case means id == PALMAS_REG_SMPS10.
Applied, thanks.
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^ permalink raw reply [flat|nested] 3+ messages in thread
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2012-06-06 12:01 [PATCH v2] regulator: palmas: Slightly code change for better readability Axel Lin
2012-06-06 14:43 ` Graeme Gregory
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