Skip to content

Commit

Permalink
ab8500_bmdata: Export abx500_res_to_temp tables for hwmon
Browse files Browse the repository at this point in the history
This patch exports the thermistor resistance-to-temperature tables, so
that the hwmon driver can access them, and also adds the corresponding
table size variables.

Signed-off-by: Hongbo Zhang <hongbo.zhang@linaro.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
  • Loading branch information
Hongbo Zhang authored and Anton Vorontsov committed Apr 17, 2013
1 parent 2c89940 commit ea2be6f
Show file tree
Hide file tree
Showing 2 changed files with 30 additions and 6 deletions.
20 changes: 14 additions & 6 deletions drivers/power/ab8500_bmdata.c
Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@
* Note that the res_to_temp table must be strictly sorted by falling resistance
* values to work.
*/
static const struct abx500_res_to_temp temp_tbl_a_thermistor[] = {
const struct abx500_res_to_temp ab8500_temp_tbl_a_thermistor[] = {
{-5, 53407},
{ 0, 48594},
{ 5, 43804},
Expand All @@ -28,8 +28,12 @@ static const struct abx500_res_to_temp temp_tbl_a_thermistor[] = {
{60, 13437},
{65, 12500},
};
EXPORT_SYMBOL(ab8500_temp_tbl_a_thermistor);

static const struct abx500_res_to_temp temp_tbl_b_thermistor[] = {
const int ab8500_temp_tbl_a_size = ARRAY_SIZE(ab8500_temp_tbl_a_thermistor);
EXPORT_SYMBOL(ab8500_temp_tbl_a_size);

const struct abx500_res_to_temp ab8500_temp_tbl_b_thermistor[] = {
{-5, 200000},
{ 0, 159024},
{ 5, 151921},
Expand All @@ -46,6 +50,10 @@ static const struct abx500_res_to_temp temp_tbl_b_thermistor[] = {
{60, 85461},
{65, 82869},
};
EXPORT_SYMBOL(ab8500_temp_tbl_b_thermistor);

const int ab8500_temp_tbl_b_size = ARRAY_SIZE(ab8500_temp_tbl_b_thermistor);
EXPORT_SYMBOL(ab8500_temp_tbl_b_size);

static const struct abx500_v_to_cap cap_tbl_a_thermistor[] = {
{4171, 100},
Expand Down Expand Up @@ -230,8 +238,8 @@ static struct abx500_battery_type bat_type_thermistor[] = {
.maint_b_chg_timer_h = 200,
.low_high_cur_lvl = 300,
.low_high_vol_lvl = 4000,
.n_temp_tbl_elements = ARRAY_SIZE(temp_tbl_a_thermistor),
.r_to_t_tbl = temp_tbl_a_thermistor,
.n_temp_tbl_elements = ARRAY_SIZE(ab8500_temp_tbl_a_thermistor),
.r_to_t_tbl = ab8500_temp_tbl_a_thermistor,
.n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl_a_thermistor),
.v_to_cap_tbl = cap_tbl_a_thermistor,
.n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
Expand All @@ -258,8 +266,8 @@ static struct abx500_battery_type bat_type_thermistor[] = {
.maint_b_chg_timer_h = 200,
.low_high_cur_lvl = 300,
.low_high_vol_lvl = 4000,
.n_temp_tbl_elements = ARRAY_SIZE(temp_tbl_b_thermistor),
.r_to_t_tbl = temp_tbl_b_thermistor,
.n_temp_tbl_elements = ARRAY_SIZE(ab8500_temp_tbl_b_thermistor),
.r_to_t_tbl = ab8500_temp_tbl_b_thermistor,
.n_v_cap_tbl_elements = ARRAY_SIZE(cap_tbl_b_thermistor),
.v_to_cap_tbl = cap_tbl_b_thermistor,
.n_batres_tbl_elements = ARRAY_SIZE(temp_to_batres_tbl_thermistor),
Expand Down
16 changes: 16 additions & 0 deletions include/linux/power/ab8500.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
/*
* Copyright (C) ST-Ericsson 2013
* Author: Hongbo Zhang <hongbo.zhang@linaro.com>
* License terms: GNU General Public License v2
*/

#ifndef PWR_AB8500_H
#define PWR_AB8500_H

extern const struct abx500_res_to_temp ab8500_temp_tbl_a_thermistor[];
extern const int ab8500_temp_tbl_a_size;

extern const struct abx500_res_to_temp ab8500_temp_tbl_b_thermistor[];
extern const int ab8500_temp_tbl_b_size;

#endif /* PWR_AB8500_H */

0 comments on commit ea2be6f

Please sign in to comment.