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Commit a5e9b2dd authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Jonathan Cameron
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iio: adc: qcom-vadc-common: Re-use generic struct u32_fract 

Instead of custom data type re-use generic struct u32_fract.
No changes intended.
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220126135353.24007-4-andriy.shevchenko@linux.intel.comSigned-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 8f2abd48
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Showing with 69 additions and 77 deletions
drivers/iio/adc/qcom-pm8xxx-xoadc.c
View file @ a5e9b2dd
...@@ -175,7 +175,7 @@ struct xoadc_channel { ...@@ -175,7 +175,7 @@ struct xoadc_channel {
const char *datasheet_name; const char *datasheet_name;
u8 pre_scale_mux:2; u8 pre_scale_mux:2;
u8 amux_channel:4; u8 amux_channel:4;
const struct vadc_prescale_ratio prescale; const struct u32_fract prescale;
enum iio_chan_type type; enum iio_chan_type type;
enum vadc_scale_fn_type scale_fn_type; enum vadc_scale_fn_type scale_fn_type;
u8 amux_ip_rsv:3; u8 amux_ip_rsv:3;
...@@ -218,7 +218,9 @@ struct xoadc_variant { ...@@ -218,7 +218,9 @@ struct xoadc_variant {
.datasheet_name = __stringify(_dname), \ .datasheet_name = __stringify(_dname), \
.pre_scale_mux = _presmux, \ .pre_scale_mux = _presmux, \
.amux_channel = _amux, \ .amux_channel = _amux, \
.prescale = { .num = _prenum, .den = _preden }, \ .prescale = { \
.numerator = _prenum, .denominator = _preden, \
}, \
.type = _type, \ .type = _type, \
.scale_fn_type = _scale, \ .scale_fn_type = _scale, \
.amux_ip_rsv = _amip, \ .amux_ip_rsv = _amip, \
...@@ -809,12 +811,11 @@ static int pm8xxx_xoadc_parse_channel(struct device *dev, ...@@ -809,12 +811,11 @@ static int pm8xxx_xoadc_parse_channel(struct device *dev,
BIT(IIO_CHAN_INFO_PROCESSED); BIT(IIO_CHAN_INFO_PROCESSED);
iio_chan->indexed = 1; iio_chan->indexed = 1;
dev_dbg(dev, "channel [PRESCALE/MUX: %02x AMUX: %02x] \"%s\" " dev_dbg(dev,
"ref voltage: %d, decimation %d " "channel [PRESCALE/MUX: %02x AMUX: %02x] \"%s\" ref voltage: %d, decimation %d prescale %d/%d, scale function %d\n",
"prescale %d/%d, scale function %d\n",
hwchan->pre_scale_mux, hwchan->amux_channel, ch->name, hwchan->pre_scale_mux, hwchan->amux_channel, ch->name,
ch->amux_ip_rsv, ch->decimation, hwchan->prescale.num, ch->amux_ip_rsv, ch->decimation, hwchan->prescale.numerator,
hwchan->prescale.den, hwchan->scale_fn_type); hwchan->prescale.denominator, hwchan->scale_fn_type);
return 0; return 0;
} }
......
drivers/iio/adc/qcom-spmi-vadc.c
View file @ a5e9b2dd
...@@ -122,15 +122,15 @@ struct vadc_priv { ...@@ -122,15 +122,15 @@ struct vadc_priv {
struct mutex lock; struct mutex lock;
}; };
static const struct vadc_prescale_ratio vadc_prescale_ratios[] = { static const struct u32_fract vadc_prescale_ratios[] = {
{.num = 1, .den = 1}, { .numerator = 1, .denominator = 1 },
{.num = 1, .den = 3}, { .numerator = 1, .denominator = 3 },
{.num = 1, .den = 4}, { .numerator = 1, .denominator = 4 },
{.num = 1, .den = 6}, { .numerator = 1, .denominator = 6 },
{.num = 1, .den = 20}, { .numerator = 1, .denominator = 20 },
{.num = 1, .den = 8}, { .numerator = 1, .denominator = 8 },
{.num = 10, .den = 81}, { .numerator = 10, .denominator = 81 },
{.num = 1, .den = 10} { .numerator = 1, .denominator = 10 },
}; };
static int vadc_read(struct vadc_priv *vadc, u16 offset, u8 *data) static int vadc_read(struct vadc_priv *vadc, u16 offset, u8 *data)
...@@ -404,13 +404,13 @@ static int vadc_measure_ref_points(struct vadc_priv *vadc) ...@@ -404,13 +404,13 @@ static int vadc_measure_ref_points(struct vadc_priv *vadc)
return ret; return ret;
} }
static int vadc_prescaling_from_dt(u32 num, u32 den) static int vadc_prescaling_from_dt(u32 numerator, u32 denominator)
{ {
unsigned int pre; unsigned int pre;
for (pre = 0; pre < ARRAY_SIZE(vadc_prescale_ratios); pre++) for (pre = 0; pre < ARRAY_SIZE(vadc_prescale_ratios); pre++)
if (vadc_prescale_ratios[pre].num == num && if (vadc_prescale_ratios[pre].numerator == numerator &&
vadc_prescale_ratios[pre].den == den) vadc_prescale_ratios[pre].denominator == denominator)
break; break;
if (pre == ARRAY_SIZE(vadc_prescale_ratios)) if (pre == ARRAY_SIZE(vadc_prescale_ratios))
......
drivers/iio/adc/qcom-vadc-common.c
View file @ a5e9b2dd
...@@ -289,44 +289,44 @@ static const struct vadc_map_pt adcmap7_100k[] = { ...@@ -289,44 +289,44 @@ static const struct vadc_map_pt adcmap7_100k[] = {
{ 2420, 130048 } { 2420, 130048 }
}; };
static const struct vadc_prescale_ratio adc5_prescale_ratios[] = { static const struct u32_fract adc5_prescale_ratios[] = {
{.num = 1, .den = 1}, { .numerator = 1, .denominator = 1 },
{.num = 1, .den = 3}, { .numerator = 1, .denominator = 3 },
{.num = 1, .den = 4}, { .numerator = 1, .denominator = 4 },
{.num = 1, .den = 6}, { .numerator = 1, .denominator = 6 },
{.num = 1, .den = 20}, { .numerator = 1, .denominator = 20 },
{.num = 1, .den = 8}, { .numerator = 1, .denominator = 8 },
{.num = 10, .den = 81}, { .numerator = 10, .denominator = 81 },
{.num = 1, .den = 10}, { .numerator = 1, .denominator = 10 },
{.num = 1, .den = 16} { .numerator = 1, .denominator = 16 },
}; };
static int qcom_vadc_scale_hw_calib_volt( static int qcom_vadc_scale_hw_calib_volt(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_uv); u16 adc_code, int *result_uv);
static int qcom_vadc_scale_hw_calib_therm( static int qcom_vadc_scale_hw_calib_therm(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
static int qcom_vadc7_scale_hw_calib_therm( static int qcom_vadc7_scale_hw_calib_therm(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
static int qcom_vadc_scale_hw_smb_temp( static int qcom_vadc_scale_hw_smb_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
static int qcom_vadc_scale_hw_chg5_temp( static int qcom_vadc_scale_hw_chg5_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
static int qcom_vadc_scale_hw_calib_die_temp( static int qcom_vadc_scale_hw_calib_die_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
static int qcom_vadc7_scale_hw_calib_die_temp( static int qcom_vadc7_scale_hw_calib_die_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
...@@ -406,7 +406,7 @@ static void qcom_vadc_scale_calib(const struct vadc_linear_graph *calib_graph, ...@@ -406,7 +406,7 @@ static void qcom_vadc_scale_calib(const struct vadc_linear_graph *calib_graph,
} }
static int qcom_vadc_scale_volt(const struct vadc_linear_graph *calib_graph, static int qcom_vadc_scale_volt(const struct vadc_linear_graph *calib_graph,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
bool absolute, u16 adc_code, bool absolute, u16 adc_code,
int *result_uv) int *result_uv)
{ {
...@@ -414,15 +414,15 @@ static int qcom_vadc_scale_volt(const struct vadc_linear_graph *calib_graph, ...@@ -414,15 +414,15 @@ static int qcom_vadc_scale_volt(const struct vadc_linear_graph *calib_graph,
qcom_vadc_scale_calib(calib_graph, adc_code, absolute, &voltage); qcom_vadc_scale_calib(calib_graph, adc_code, absolute, &voltage);
voltage = voltage * prescale->den; voltage *= prescale->denominator;
result = div64_s64(voltage, prescale->num); result = div64_s64(voltage, prescale->numerator);
*result_uv = result; *result_uv = result;
return 0; return 0;
} }
static int qcom_vadc_scale_therm(const struct vadc_linear_graph *calib_graph, static int qcom_vadc_scale_therm(const struct vadc_linear_graph *calib_graph,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
bool absolute, u16 adc_code, bool absolute, u16 adc_code,
int *result_mdec) int *result_mdec)
{ {
...@@ -444,7 +444,7 @@ static int qcom_vadc_scale_therm(const struct vadc_linear_graph *calib_graph, ...@@ -444,7 +444,7 @@ static int qcom_vadc_scale_therm(const struct vadc_linear_graph *calib_graph,
} }
static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph, static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
bool absolute, bool absolute,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -454,8 +454,8 @@ static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph, ...@@ -454,8 +454,8 @@ static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph,
qcom_vadc_scale_calib(calib_graph, adc_code, absolute, &voltage); qcom_vadc_scale_calib(calib_graph, adc_code, absolute, &voltage);
if (voltage > 0) { if (voltage > 0) {
temp = voltage * prescale->den; temp = voltage * prescale->denominator;
do_div(temp, prescale->num * 2); do_div(temp, prescale->numerator * 2);
voltage = temp; voltage = temp;
} else { } else {
voltage = 0; voltage = 0;
...@@ -467,7 +467,7 @@ static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph, ...@@ -467,7 +467,7 @@ static int qcom_vadc_scale_die_temp(const struct vadc_linear_graph *calib_graph,
} }
static int qcom_vadc_scale_chg_temp(const struct vadc_linear_graph *calib_graph, static int qcom_vadc_scale_chg_temp(const struct vadc_linear_graph *calib_graph,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
bool absolute, bool absolute,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -475,8 +475,8 @@ static int qcom_vadc_scale_chg_temp(const struct vadc_linear_graph *calib_graph, ...@@ -475,8 +475,8 @@ static int qcom_vadc_scale_chg_temp(const struct vadc_linear_graph *calib_graph,
qcom_vadc_scale_calib(calib_graph, adc_code, absolute, &voltage); qcom_vadc_scale_calib(calib_graph, adc_code, absolute, &voltage);
voltage = voltage * prescale->den; voltage *= prescale->denominator;
voltage = div64_s64(voltage, prescale->num); voltage = div64_s64(voltage, prescale->numerator);
voltage = ((PMI_CHG_SCALE_1) * (voltage * 2)); voltage = ((PMI_CHG_SCALE_1) * (voltage * 2));
voltage = (voltage + PMI_CHG_SCALE_2); voltage = (voltage + PMI_CHG_SCALE_2);
result = div64_s64(voltage, 1000000); result = div64_s64(voltage, 1000000);
...@@ -487,21 +487,21 @@ static int qcom_vadc_scale_chg_temp(const struct vadc_linear_graph *calib_graph, ...@@ -487,21 +487,21 @@ static int qcom_vadc_scale_chg_temp(const struct vadc_linear_graph *calib_graph,
/* convert voltage to ADC code, using 1.875V reference */ /* convert voltage to ADC code, using 1.875V reference */
static u16 qcom_vadc_scale_voltage_code(s32 voltage, static u16 qcom_vadc_scale_voltage_code(s32 voltage,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const u32 full_scale_code_volt, const u32 full_scale_code_volt,
unsigned int factor) unsigned int factor)
{ {
s64 volt = voltage; s64 volt = voltage;
s64 adc_vdd_ref_mv = 1875; /* reference voltage */ s64 adc_vdd_ref_mv = 1875; /* reference voltage */
volt *= prescale->num * factor * full_scale_code_volt; volt *= prescale->numerator * factor * full_scale_code_volt;
volt = div64_s64(volt, (s64)prescale->den * adc_vdd_ref_mv * 1000); volt = div64_s64(volt, (s64)prescale->denominator * adc_vdd_ref_mv * 1000);
return volt; return volt;
} }
static int qcom_vadc_scale_code_voltage_factor(u16 adc_code, static int qcom_vadc_scale_code_voltage_factor(u16 adc_code,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
unsigned int factor) unsigned int factor)
{ {
...@@ -520,8 +520,8 @@ static int qcom_vadc_scale_code_voltage_factor(u16 adc_code, ...@@ -520,8 +520,8 @@ static int qcom_vadc_scale_code_voltage_factor(u16 adc_code,
voltage = (s64) adc_code * adc_vdd_ref_mv * 1000; voltage = (s64) adc_code * adc_vdd_ref_mv * 1000;
voltage = div64_s64(voltage, data->full_scale_code_volt); voltage = div64_s64(voltage, data->full_scale_code_volt);
if (voltage > 0) { if (voltage > 0) {
voltage *= prescale->den; voltage *= prescale->denominator;
temp = prescale->num * factor; temp = prescale->numerator * factor;
voltage = div64_s64(voltage, temp); voltage = div64_s64(voltage, temp);
} else { } else {
voltage = 0; voltage = 0;
...@@ -531,7 +531,7 @@ static int qcom_vadc_scale_code_voltage_factor(u16 adc_code, ...@@ -531,7 +531,7 @@ static int qcom_vadc_scale_code_voltage_factor(u16 adc_code,
} }
static int qcom_vadc7_scale_hw_calib_therm( static int qcom_vadc7_scale_hw_calib_therm(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -557,7 +557,7 @@ static int qcom_vadc7_scale_hw_calib_therm( ...@@ -557,7 +557,7 @@ static int qcom_vadc7_scale_hw_calib_therm(
} }
static int qcom_vadc_scale_hw_calib_volt( static int qcom_vadc_scale_hw_calib_volt(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_uv) u16 adc_code, int *result_uv)
{ {
...@@ -568,7 +568,7 @@ static int qcom_vadc_scale_hw_calib_volt( ...@@ -568,7 +568,7 @@ static int qcom_vadc_scale_hw_calib_volt(
} }
static int qcom_vadc_scale_hw_calib_therm( static int qcom_vadc_scale_hw_calib_therm(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -584,7 +584,7 @@ static int qcom_vadc_scale_hw_calib_therm( ...@@ -584,7 +584,7 @@ static int qcom_vadc_scale_hw_calib_therm(
} }
static int qcom_vadc_scale_hw_calib_die_temp( static int qcom_vadc_scale_hw_calib_die_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -596,7 +596,7 @@ static int qcom_vadc_scale_hw_calib_die_temp( ...@@ -596,7 +596,7 @@ static int qcom_vadc_scale_hw_calib_die_temp(
} }
static int qcom_vadc7_scale_hw_calib_die_temp( static int qcom_vadc7_scale_hw_calib_die_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -611,7 +611,7 @@ static int qcom_vadc7_scale_hw_calib_die_temp( ...@@ -611,7 +611,7 @@ static int qcom_vadc7_scale_hw_calib_die_temp(
} }
static int qcom_vadc_scale_hw_smb_temp( static int qcom_vadc_scale_hw_smb_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -623,7 +623,7 @@ static int qcom_vadc_scale_hw_smb_temp( ...@@ -623,7 +623,7 @@ static int qcom_vadc_scale_hw_smb_temp(
} }
static int qcom_vadc_scale_hw_chg5_temp( static int qcom_vadc_scale_hw_chg5_temp(
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result_mdec) u16 adc_code, int *result_mdec)
{ {
...@@ -636,7 +636,7 @@ static int qcom_vadc_scale_hw_chg5_temp( ...@@ -636,7 +636,7 @@ static int qcom_vadc_scale_hw_chg5_temp(
int qcom_vadc_scale(enum vadc_scale_fn_type scaletype, int qcom_vadc_scale(enum vadc_scale_fn_type scaletype,
const struct vadc_linear_graph *calib_graph, const struct vadc_linear_graph *calib_graph,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
bool absolute, bool absolute,
u16 adc_code, int *result) u16 adc_code, int *result)
{ {
...@@ -667,7 +667,7 @@ EXPORT_SYMBOL(qcom_vadc_scale); ...@@ -667,7 +667,7 @@ EXPORT_SYMBOL(qcom_vadc_scale);
u16 qcom_adc_tm5_temp_volt_scale(unsigned int prescale_ratio, u16 qcom_adc_tm5_temp_volt_scale(unsigned int prescale_ratio,
u32 full_scale_code_volt, int temp) u32 full_scale_code_volt, int temp)
{ {
const struct vadc_prescale_ratio *prescale = &adc5_prescale_ratios[prescale_ratio]; const struct u32_fract *prescale = &adc5_prescale_ratios[prescale_ratio];
s32 voltage; s32 voltage;
voltage = qcom_vadc_map_temp_voltage(adcmap_100k_104ef_104fb_1875_vref, voltage = qcom_vadc_map_temp_voltage(adcmap_100k_104ef_104fb_1875_vref,
...@@ -682,7 +682,7 @@ int qcom_adc5_hw_scale(enum vadc_scale_fn_type scaletype, ...@@ -682,7 +682,7 @@ int qcom_adc5_hw_scale(enum vadc_scale_fn_type scaletype,
const struct adc5_data *data, const struct adc5_data *data,
u16 adc_code, int *result) u16 adc_code, int *result)
{ {
const struct vadc_prescale_ratio *prescale = &adc5_prescale_ratios[prescale_ratio]; const struct u32_fract *prescale = &adc5_prescale_ratios[prescale_ratio];
if (!(scaletype >= SCALE_HW_CALIB_DEFAULT && if (!(scaletype >= SCALE_HW_CALIB_DEFAULT &&
scaletype < SCALE_HW_CALIB_INVALID)) { scaletype < SCALE_HW_CALIB_INVALID)) {
...@@ -695,13 +695,13 @@ int qcom_adc5_hw_scale(enum vadc_scale_fn_type scaletype, ...@@ -695,13 +695,13 @@ int qcom_adc5_hw_scale(enum vadc_scale_fn_type scaletype,
} }
EXPORT_SYMBOL(qcom_adc5_hw_scale); EXPORT_SYMBOL(qcom_adc5_hw_scale);
int qcom_adc5_prescaling_from_dt(u32 num, u32 den) int qcom_adc5_prescaling_from_dt(u32 numerator, u32 denominator)
{ {
unsigned int pre; unsigned int pre;
for (pre = 0; pre < ARRAY_SIZE(adc5_prescale_ratios); pre++) for (pre = 0; pre < ARRAY_SIZE(adc5_prescale_ratios); pre++)
if (adc5_prescale_ratios[pre].num == num && if (adc5_prescale_ratios[pre].numerator == numerator &&
adc5_prescale_ratios[pre].den == den) adc5_prescale_ratios[pre].denominator == denominator)
break; break;
if (pre == ARRAY_SIZE(adc5_prescale_ratios)) if (pre == ARRAY_SIZE(adc5_prescale_ratios))
......
include/linux/iio/adc/qcom-vadc-common.h
View file @ a5e9b2dd
...@@ -6,6 +6,7 @@ ...@@ -6,6 +6,7 @@
#ifndef QCOM_VADC_COMMON_H #ifndef QCOM_VADC_COMMON_H
#define QCOM_VADC_COMMON_H #define QCOM_VADC_COMMON_H
#include <linux/math.h>
#include <linux/types.h> #include <linux/types.h>
#define VADC_CONV_TIME_MIN_US 2000 #define VADC_CONV_TIME_MIN_US 2000
...@@ -79,16 +80,6 @@ struct vadc_linear_graph { ...@@ -79,16 +80,6 @@ struct vadc_linear_graph {
s32 gnd; s32 gnd;
}; };
/**
* struct vadc_prescale_ratio - Represent scaling ratio for ADC input.
* @num: the inverse numerator of the gain applied to the input channel.
* @den: the inverse denominator of the gain applied to the input channel.
*/
struct vadc_prescale_ratio {
u32 num;
u32 den;
};
/** /**
* enum vadc_scale_fn_type - Scaling function to convert ADC code to * enum vadc_scale_fn_type - Scaling function to convert ADC code to
* physical scaled units for the channel. * physical scaled units for the channel.
...@@ -144,12 +135,12 @@ struct adc5_data { ...@@ -144,12 +135,12 @@ struct adc5_data {
int qcom_vadc_scale(enum vadc_scale_fn_type scaletype, int qcom_vadc_scale(enum vadc_scale_fn_type scaletype,
const struct vadc_linear_graph *calib_graph, const struct vadc_linear_graph *calib_graph,
const struct vadc_prescale_ratio *prescale, const struct u32_fract *prescale,
bool absolute, bool absolute,
u16 adc_code, int *result_mdec); u16 adc_code, int *result_mdec);
struct qcom_adc5_scale_type { struct qcom_adc5_scale_type {
int (*scale_fn)(const struct vadc_prescale_ratio *prescale, int (*scale_fn)(const struct u32_fract *prescale,
const struct adc5_data *data, u16 adc_code, int *result); const struct adc5_data *data, u16 adc_code, int *result);
}; };
......
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