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drivers: max170xx: reset on factory image

Browse source 
If we are a factory image, reset the fuel gauge in the
same way we would if in factory mode.

Change-Id: Iaab95a015e3893228a7b56ccc2aa77ea3a757213
Signed-off-by: Ryan Lattrel <ryanl@motorola.com>
Reviewed-on: https://gerrit.mot.com/1466055
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Ling Jin <lingjin@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Ryan Lattrel 2019-12-04 14:02:59 -06:00
commit 35d672ec16
1 changed files with 31 additions and 5 deletions
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36
drivers/power/max170xx/max170xx_battery_mmi.c
View file

@ -149,6 +149,7 @@ struct max17042_chip {
int charge_full_des;
int taper_reached;
bool factory_mode;
bool is_factory_image;
char fg_report_str[FUEL_GAUGE_REPORT_SIZE];
bool fullcap_report_sent;
int last_fullcap;
@ -2277,14 +2278,38 @@ iterm_fail:
return;
}
static bool max17042_mmi_factory(void)
enum {
MMI_FACTORY_MODE,
MMI_FACTORY_BUILD,
};
static bool mmi_factory_check(int type)
{
struct device_node *np = of_find_node_by_path("/chosen");
bool factory = false;
const char *bootargs = NULL;
char *bl_version = NULL;
if (np)
factory = of_property_read_bool(np, "mmi,factory-cable");
if (!np)
return factory;
switch (type) {
case MMI_FACTORY_MODE:
factory = of_property_read_bool(np,
"mmi,factory-cable");
break;
case MMI_FACTORY_BUILD:
if (!of_property_read_string(np,
"bootargs", &bootargs)) {
bl_version = strstr(bootargs,
"androidboot.bootloader=");
if (bl_version && strstr(bl_version, "factory"))
factory = true;
}
break;
default:
factory = false;
}
of_node_put(np);
return factory;
@ -2463,7 +2488,8 @@ static int max17042_probe(struct i2c_client *client,
if (ret)
dev_err(&client->dev, "failed: attr create\n");
chip->factory_mode = max17042_mmi_factory();
chip->factory_mode = mmi_factory_check(MMI_FACTORY_MODE);
chip->is_factory_image = mmi_factory_check(MMI_FACTORY_BUILD);
if (chip->factory_mode)
dev_info(&client->dev, "max17042: Factory Mode\n");
@ -2526,7 +2552,7 @@ static int max17042_probe(struct i2c_client *client,
INIT_WORK(&chip->work, max17042_init_worker);
INIT_DELAYED_WORK(&chip->thread_work, max17042_thread_worker);
if (chip->factory_mode) {
if (chip->factory_mode || chip->is_factory_image) {
ret = regmap_read(chip->regmap, MAX17042_OCVInternal, &val);
if (ret < 0)
val = -EINVAL;