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mfd: ab8500-gpadc: Squash a whole bunch of Checkpatch warnings and one error 

WARNING: line over 80 characters
+#define ADC_CH_IBAT_MIN                        (-6000) /* mA range measured by ADC for ib
t*/

WARNING: line over 80 characters
+#define ADC_CH_IBAT_MIN_V              (-60)   /* mV range measured by ADC for ibat*/

WARNING: suspect code indent for conditional statements (16, 20)
+               if (!strcmp(name, dev_name(gpadc->dev)))
+                   return gpadc;

WARNING: suspect code indent for conditional statements (0, 16)
+if (ad_value < 0) {
+               dev_err(gpadc->dev, "GPADC raw value failed ch: %d\n",

WARNING: quoted string split across lines
+               dev_err(gpadc->dev, "GPADC to voltage conversion failed ch:"
+                       " %d AD: 0x%x\n", channel, ad_value);

WARNING: Missing a blank line after declarations
+       int raw_data;
+       raw_data = ab8500_gpadc_double_read_raw(gpadc, channel,

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+               msleep(10);

ERROR: else should follow close brace '}'
+       }
+       else

WARNING: line over 80 characters
+                       delay_max = 10000; /* large range to optimise sleep mode */

WARNING: line over 80 characters
+                       gpadc->cal_data[ADC_INPUT_IBAT].gain = V_gain * V2A_gain;

WARNING: line over 80 characters
+       gpadc = devm_kzalloc(&pdev->dev, sizeof(struct ab8500_gpadc), GFP_KERNEL);

WARNING: Possible unnecessary 'out of memory' message
+       if (!gpadc) {
+               dev_err(&pdev->dev, "Error: No memory\n");

WARNING: space prohibited before semicolon
+       return ;

WARNING: void function return statements are not generally useful
+       return ;
+}

WARNING: quoted string split across lines
+MODULE_AUTHOR("Arun R Murthy, Daniel Willerud, Johan Palsson,"
+               "M'boumba Cedric Madianga");

total: 1 errors, 14 warnings, 1089 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Lee Jones 2015-10-28 10:32:10 +00:00
Родитель de6a769333
Коммит df36442cfe
1 изменённых файлов: 73 добавлений и 72 удалений
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145
drivers/mfd/ab8500-gpadc.c
Просмотреть файл

@ -49,61 +49,61 @@
* OTP register offsets
* Bank : 0x15
*/
#define AB8500_GPADC_CAL_1 0x0F
#define AB8500_GPADC_CAL_2 0x10
#define AB8500_GPADC_CAL_3 0x11
#define AB8500_GPADC_CAL_4 0x12
#define AB8500_GPADC_CAL_5 0x13
#define AB8500_GPADC_CAL_6 0x14
#define AB8500_GPADC_CAL_7 0x15
#define AB8500_GPADC_CAL_1 0x0F
#define AB8500_GPADC_CAL_2 0x10
#define AB8500_GPADC_CAL_3 0x11
#define AB8500_GPADC_CAL_4 0x12
#define AB8500_GPADC_CAL_5 0x13
#define AB8500_GPADC_CAL_6 0x14
#define AB8500_GPADC_CAL_7 0x15
/* New calibration for 8540 */
#define AB8540_GPADC_OTP4_REG_7 0x38
#define AB8540_GPADC_OTP4_REG_6 0x39
#define AB8540_GPADC_OTP4_REG_5 0x3A
/* gpadc constants */
#define EN_VINTCORE12 0x04
#define EN_VTVOUT 0x02
#define EN_GPADC 0x01
#define DIS_GPADC 0x00
#define AVG_1 0x00
#define AVG_4 0x20
#define AVG_8 0x40
#define AVG_16 0x60
#define ADC_SW_CONV 0x04
#define EN_ICHAR 0x80
#define BTEMP_PULL_UP 0x08
#define EN_BUF 0x40
#define DIS_ZERO 0x00
#define GPADC_BUSY 0x01
#define EN_FALLING 0x10
#define EN_TRIG_EDGE 0x02
#define EN_VBIAS_XTAL_TEMP 0x02
#define EN_VINTCORE12 0x04
#define EN_VTVOUT 0x02
#define EN_GPADC 0x01
#define DIS_GPADC 0x00
#define AVG_1 0x00
#define AVG_4 0x20
#define AVG_8 0x40
#define AVG_16 0x60
#define ADC_SW_CONV 0x04
#define EN_ICHAR 0x80
#define BTEMP_PULL_UP 0x08
#define EN_BUF 0x40
#define DIS_ZERO 0x00
#define GPADC_BUSY 0x01
#define EN_FALLING 0x10
#define EN_TRIG_EDGE 0x02
#define EN_VBIAS_XTAL_TEMP 0x02
/* GPADC constants from AB8500 spec, UM0836 */
#define ADC_RESOLUTION 1024
#define ADC_CH_BTEMP_MIN 0
#define ADC_CH_BTEMP_MAX 1350
#define ADC_CH_DIETEMP_MIN 0
#define ADC_CH_DIETEMP_MAX 1350
#define ADC_CH_CHG_V_MIN 0
#define ADC_CH_CHG_V_MAX 20030
#define ADC_CH_ACCDET2_MIN 0
#define ADC_CH_ACCDET2_MAX 2500
#define ADC_CH_VBAT_MIN 2300
#define ADC_CH_VBAT_MAX 4800
#define ADC_CH_CHG_I_MIN 0
#define ADC_CH_CHG_I_MAX 1500
#define ADC_CH_BKBAT_MIN 0
#define ADC_CH_BKBAT_MAX 3200
#define ADC_RESOLUTION 1024
#define ADC_CH_BTEMP_MIN 0
#define ADC_CH_BTEMP_MAX 1350
#define ADC_CH_DIETEMP_MIN 0
#define ADC_CH_DIETEMP_MAX 1350
#define ADC_CH_CHG_V_MIN 0
#define ADC_CH_CHG_V_MAX 20030
#define ADC_CH_ACCDET2_MIN 0
#define ADC_CH_ACCDET2_MAX 2500
#define ADC_CH_VBAT_MIN 2300
#define ADC_CH_VBAT_MAX 4800
#define ADC_CH_CHG_I_MIN 0
#define ADC_CH_CHG_I_MAX 1500
#define ADC_CH_BKBAT_MIN 0
#define ADC_CH_BKBAT_MAX 3200
/* GPADC constants from AB8540 spec */
#define ADC_CH_IBAT_MIN (-6000) /* mA range measured by ADC for ibat*/
#define ADC_CH_IBAT_MAX 6000
#define ADC_CH_IBAT_MIN_V (-60) /* mV range measured by ADC for ibat*/
#define ADC_CH_IBAT_MAX_V 60
#define IBAT_VDROP_L (-56) /* mV */
#define IBAT_VDROP_H 56
#define ADC_CH_IBAT_MIN (-6000) /* mA range measured by ADC for ibat */
#define ADC_CH_IBAT_MAX 6000
#define ADC_CH_IBAT_MIN_V (-60) /* mV range measured by ADC for ibat */
#define ADC_CH_IBAT_MAX_V 60
#define IBAT_VDROP_L (-56) /* mV */
#define IBAT_VDROP_H 56
/* This is used to not lose precision when dividing to get gain and offset */
#define CALIB_SCALE 1000
@ -179,7 +179,7 @@ struct ab8500_gpadc *ab8500_gpadc_get(char *name)
list_for_each_entry(gpadc, &ab8500_gpadc_list, node) {
if (!strcmp(name, dev_name(gpadc->dev)))
return gpadc;
return gpadc;
}
return ERR_PTR(-ENOENT);
@ -315,11 +315,12 @@ int ab8500_gpadc_sw_hw_convert(struct ab8500_gpadc *gpadc, u8 channel,
ad_value = ab8500_gpadc_read_raw(gpadc, channel, avg_sample,
trig_edge, trig_timer, conv_type);
/* On failure retry a second time */
/* On failure retry a second time */
if (ad_value < 0)
ad_value = ab8500_gpadc_read_raw(gpadc, channel, avg_sample,
trig_edge, trig_timer, conv_type);
if (ad_value < 0) {
if (ad_value < 0) {
dev_err(gpadc->dev, "GPADC raw value failed ch: %d\n",
channel);
return ad_value;
@ -327,8 +328,9 @@ if (ad_value < 0) {
voltage = ab8500_gpadc_ad_to_voltage(gpadc, channel, ad_value);
if (voltage < 0)
dev_err(gpadc->dev, "GPADC to voltage conversion failed ch:"
" %d AD: 0x%x\n", channel, ad_value);
dev_err(gpadc->dev,
"GPADC to voltage conversion failed ch: %d AD: 0x%x\n",
channel, ad_value);
return voltage;
}
@ -348,10 +350,9 @@ EXPORT_SYMBOL(ab8500_gpadc_sw_hw_convert);
int ab8500_gpadc_read_raw(struct ab8500_gpadc *gpadc, u8 channel,
u8 avg_sample, u8 trig_edge, u8 trig_timer, u8 conv_type)
{
int raw_data;
raw_data = ab8500_gpadc_double_read_raw(gpadc, channel,
avg_sample, trig_edge, trig_timer, conv_type, NULL);
return raw_data;
return ab8500_gpadc_double_read_raw(gpadc, channel, avg_sample,
trig_edge, trig_timer, conv_type,
NULL);
}
int ab8500_gpadc_double_read_raw(struct ab8500_gpadc *gpadc, u8 channel,
@ -388,7 +389,7 @@ int ab8500_gpadc_double_read_raw(struct ab8500_gpadc *gpadc, u8 channel,
goto out;
if (!(val & GPADC_BUSY))
break;
msleep(10);
msleep(20);
} while (++looplimit < 10);
if (looplimit >= 10 && (val & GPADC_BUSY)) {
dev_err(gpadc->dev, "gpadc_conversion: GPADC busy");
@ -421,8 +422,7 @@ int ab8500_gpadc_double_read_raw(struct ab8500_gpadc *gpadc, u8 channel,
val_reg1 |= EN_TRIG_EDGE;
if (trig_edge)
val_reg1 |= EN_FALLING;
}
else
} else
ret = abx500_set_register_interruptible(gpadc->dev,
AB8500_GPADC, AB8500_GPADC_CTRL2_REG, val);
if (ret < 0) {
@ -449,7 +449,7 @@ int ab8500_gpadc_double_read_raw(struct ab8500_gpadc *gpadc, u8 channel,
* remove when hardware will be availible
*/
delay_min = 1000; /* Delay in micro seconds */
delay_max = 10000; /* large range to optimise sleep mode */
delay_max = 10000; /* large range optimises sleepmode */
break;
}
/* Intentional fallthrough */
@ -785,9 +785,10 @@ static void ab8500_gpadc_read_calibration_data(struct ab8500_gpadc *gpadc)
<< CALIB_SHIFT_IBAT)
/ (ADC_CH_IBAT_MAX_V - ADC_CH_IBAT_MIN_V);
gpadc->cal_data[ADC_INPUT_IBAT].gain = V_gain * V2A_gain;
gpadc->cal_data[ADC_INPUT_IBAT].offset = V_offset *
V2A_gain + V2A_offset;
gpadc->cal_data[ADC_INPUT_IBAT].gain =
V_gain * V2A_gain;
gpadc->cal_data[ADC_INPUT_IBAT].offset =
V_offset * V2A_gain + V2A_offset;
} else {
gpadc->cal_data[ADC_INPUT_IBAT].gain = 0;
}
@ -923,11 +924,10 @@ static int ab8500_gpadc_probe(struct platform_device *pdev)
int ret = 0;
struct ab8500_gpadc *gpadc;
gpadc = devm_kzalloc(&pdev->dev, sizeof(struct ab8500_gpadc), GFP_KERNEL);
if (!gpadc) {
dev_err(&pdev->dev, "Error: No memory\n");
gpadc = devm_kzalloc(&pdev->dev,
sizeof(struct ab8500_gpadc), GFP_KERNEL);
if (!gpadc)
return -ENOMEM;
}
gpadc->irq_sw = platform_get_irq_byname(pdev, "SW_CONV_END");
if (gpadc->irq_sw < 0)
@ -1072,18 +1072,19 @@ void ab8540_gpadc_get_otp(struct ab8500_gpadc *gpadc,
*vmain_h = gpadc->cal_data[ADC_INPUT_VMAIN].otp_calib_hi;
*btemp_l = gpadc->cal_data[ADC_INPUT_BTEMP].otp_calib_lo;
*btemp_h = gpadc->cal_data[ADC_INPUT_BTEMP].otp_calib_hi;
*vbat_l = gpadc->cal_data[ADC_INPUT_VBAT].otp_calib_lo;
*vbat_h = gpadc->cal_data[ADC_INPUT_VBAT].otp_calib_hi;
*ibat_l = gpadc->cal_data[ADC_INPUT_IBAT].otp_calib_lo;
*ibat_h = gpadc->cal_data[ADC_INPUT_IBAT].otp_calib_hi;
return ;
*vbat_l = gpadc->cal_data[ADC_INPUT_VBAT].otp_calib_lo;
*vbat_h = gpadc->cal_data[ADC_INPUT_VBAT].otp_calib_hi;
*ibat_l = gpadc->cal_data[ADC_INPUT_IBAT].otp_calib_lo;
*ibat_h = gpadc->cal_data[ADC_INPUT_IBAT].otp_calib_hi;
}
subsys_initcall_sync(ab8500_gpadc_init);
module_exit(ab8500_gpadc_exit);
MODULE_LICENSE("GPL v2");
MODULE_AUTHOR("Arun R Murthy, Daniel Willerud, Johan Palsson,"
"M'boumba Cedric Madianga");
MODULE_AUTHOR("Arun R Murthy");
MODULE_AUTHOR("Daniel Willerud");
MODULE_AUTHOR("Johan Palsson");
MODULE_AUTHOR("M'boumba Cedric Madianga");
MODULE_ALIAS("platform:ab8500_gpadc");
MODULE_DESCRIPTION("AB8500 GPADC driver");