2012-11-28 19:30:20

by Rajanikanth H.V

[permalink] [raw]
Subject: [PATCH] ab8500: remove explicit handling of battery type

From: "Rajanikanth H.V" <[email protected]>

property, battery-type shall be one of supported technology type
instead blank
- refer: Documentation/devicetree/bindings/power_supply/ab8500/fg.txt
for the list supported types
- this patch appends to ab8500 bm devs DT binding patch set
ref: commit-id e0f1abeba5c2d8a2183566717d99294fd1a29c2e
git://git.infradead.org/battery-2.6.git
- promote ab8500_fg probe to happen before ab8500_btemp probe as
btemp driver depends on fuelgauge list,
ref: ab8500_fg_get(...)

Signed-off-by: Rajanikanth H.V <[email protected]>
---
drivers/power/Makefile | 2 +-
drivers/power/ab8500_bmdata.c | 10 +++-------
2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 696e3a9..070c73d 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -38,7 +38,7 @@ obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o
obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o
obj-$(CONFIG_BATTERY_INTEL_MID) += intel_mid_battery.o
obj-$(CONFIG_BATTERY_RX51) += rx51_battery.o
-obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_btemp.o ab8500_fg.o abx500_chargalg.o
+obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_fg.o ab8500_btemp.o abx500_chargalg.o
obj-$(CONFIG_CHARGER_ISP1704) += isp1704_charger.o
obj-$(CONFIG_CHARGER_MAX8903) += max8903_charger.o
obj-$(CONFIG_CHARGER_TWL4030) += twl4030_charger.o
diff --git a/drivers/power/ab8500_bmdata.c b/drivers/power/ab8500_bmdata.c
index 03cc528..f16b60c 100644
--- a/drivers/power/ab8500_bmdata.c
+++ b/drivers/power/ab8500_bmdata.c
@@ -461,7 +461,6 @@ bmdevs_of_probe(struct device *dev,
struct device_node *np_bat_supply;
struct abx500_bm_data *bat;
const char *btech;
- char bat_tech[8];
int i, thermistor;

*battery = &ab8500_bm_data;
@@ -488,12 +487,9 @@ bmdevs_of_probe(struct device *dev,
"stericsson,battery-type", NULL);
if (!btech) {
dev_warn(dev, "missing property battery-name/type\n");
- strcpy(bat_tech, "UNKNOWN");
- } else {
- strcpy(bat_tech, btech);
+ return -EINVAL;
}
-
- if (strncmp(bat_tech, "LION", 4) == 0) {
+ if (strncmp(btech, "LION", 4) == 0) {
bat->no_maintenance = true;
bat->chg_unknown_bat = true;
bat->bat_type[BATTERY_UNKNOWN].charge_full_design = 2600;
@@ -508,7 +504,7 @@ bmdevs_of_probe(struct device *dev,
if (thermistor == NTC_EXTERNAL) {
btype->batres_tbl =
temp_to_batres_tbl_ext_thermistor;
- } else if (strncmp(bat_tech, "LION", 4) == 0) {
+ } else if (strncmp(btech, "LION", 4) == 0) {
btype->batres_tbl =
temp_to_batres_tbl_9100;
} else {
--
1.7.10.4


2012-11-30 11:12:35

by Lee Jones

[permalink] [raw]
Subject: Re: [PATCH] ab8500: remove explicit handling of battery type

On Thu, 29 Nov 2012, Rajanikanth H.V wrote:

> From: "Rajanikanth H.V" <[email protected]>
>
> property, battery-type shall be one of supported technology type
> instead blank
> - refer: Documentation/devicetree/bindings/power_supply/ab8500/fg.txt
> for the list supported types
> - this patch appends to ab8500 bm devs DT binding patch set
> ref: commit-id e0f1abeba5c2d8a2183566717d99294fd1a29c2e
> git://git.infradead.org/battery-2.6.git
> - promote ab8500_fg probe to happen before ab8500_btemp probe as
> btemp driver depends on fuelgauge list,
> ref: ab8500_fg_get(...)

I don't much like this commit message.

Take a look at some others to see how it's normally done.

> Signed-off-by: Rajanikanth H.V <[email protected]>
> ---
> drivers/power/Makefile | 2 +-
> drivers/power/ab8500_bmdata.c | 10 +++-------
> 2 files changed, 4 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/power/Makefile b/drivers/power/Makefile
> index 696e3a9..070c73d 100644
> --- a/drivers/power/Makefile
> +++ b/drivers/power/Makefile
> @@ -38,7 +38,7 @@ obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o
> obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o
> obj-$(CONFIG_BATTERY_INTEL_MID) += intel_mid_battery.o
> obj-$(CONFIG_BATTERY_RX51) += rx51_battery.o
> -obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_btemp.o ab8500_fg.o abx500_chargalg.o
> +obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_fg.o ab8500_btemp.o abx500_chargalg.o
> obj-$(CONFIG_CHARGER_ISP1704) += isp1704_charger.o
> obj-$(CONFIG_CHARGER_MAX8903) += max8903_charger.o
> obj-$(CONFIG_CHARGER_TWL4030) += twl4030_charger.o

This should be a separate patch.

> diff --git a/drivers/power/ab8500_bmdata.c b/drivers/power/ab8500_bmdata.c
> index 03cc528..f16b60c 100644
> --- a/drivers/power/ab8500_bmdata.c
> +++ b/drivers/power/ab8500_bmdata.c
> @@ -461,7 +461,6 @@ bmdevs_of_probe(struct device *dev,
> struct device_node *np_bat_supply;
> struct abx500_bm_data *bat;
> const char *btech;
> - char bat_tech[8];
> int i, thermistor;
>
> *battery = &ab8500_bm_data;
> @@ -488,12 +487,9 @@ bmdevs_of_probe(struct device *dev,
> "stericsson,battery-type", NULL);
> if (!btech) {
> dev_warn(dev, "missing property battery-name/type\n");
> - strcpy(bat_tech, "UNKNOWN");
> - } else {
> - strcpy(bat_tech, btech);
> + return -EINVAL;
> }
> -
> - if (strncmp(bat_tech, "LION", 4) == 0) {
> + if (strncmp(btech, "LION", 4) == 0) {
> bat->no_maintenance = true;
> bat->chg_unknown_bat = true;
> bat->bat_type[BATTERY_UNKNOWN].charge_full_design = 2600;
> @@ -508,7 +504,7 @@ bmdevs_of_probe(struct device *dev,
> if (thermistor == NTC_EXTERNAL) {
> btype->batres_tbl =
> temp_to_batres_tbl_ext_thermistor;
> - } else if (strncmp(bat_tech, "LION", 4) == 0) {
> + } else if (strncmp(btech, "LION", 4) == 0) {
> btype->batres_tbl =
> temp_to_batres_tbl_9100;
> } else {

Code is good though.

Once you have a sensible commit message you can apply my Acked-by
for both patches.

--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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