From fb8ac91b4dccbdda0ad51d499079d05143783ba4 Mon Sep 17 00:00:00 2001 From: Jeremy Fitzhardinge Date: Fri, 2 Dec 2011 11:18:45 -0800 Subject: hid-input/battery: deal with both FEATURE and INPUT report batteries Some devices seem to report batteries as FEATUREs, others as INPUTs. Signed-off-by: Jeremy Fitzhardinge --- drivers/hid/hid-input.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) (limited to 'drivers/hid') diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 69dec476883..f5c3efcdcb0 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -312,7 +312,6 @@ static int hidinput_get_battery_property(struct power_supply *psy, int ret = 0; int ret_rep; __u8 buf[2] = {}; - unsigned char report_number = dev->battery_report_id; switch (prop) { case POWER_SUPPLY_PROP_PRESENT: @@ -321,8 +320,9 @@ static int hidinput_get_battery_property(struct power_supply *psy, break; case POWER_SUPPLY_PROP_CAPACITY: - ret_rep = dev->hid_get_raw_report(dev, report_number, - buf, sizeof(buf), HID_FEATURE_REPORT); + ret_rep = dev->hid_get_raw_report(dev, dev->battery_report_id, + buf, sizeof(buf), + dev->battery_report_type); if (ret_rep != 2) { ret = -EINVAL; break; @@ -351,7 +351,9 @@ static int hidinput_get_battery_property(struct power_supply *psy, return ret; } -static void hidinput_setup_battery(struct hid_device *dev, unsigned id, s32 min, s32 max) +static void hidinput_setup_battery(struct hid_device *dev, + unsigned report_type, unsigned report_id, + s32 min, s32 max) { struct power_supply *battery = &dev->battery; int ret; @@ -379,7 +381,8 @@ static void hidinput_setup_battery(struct hid_device *dev, unsigned id, s32 min, dev->battery_min = min; dev->battery_max = max; - dev->battery_report_id = id; + dev->battery_report_type = report_type; + dev->battery_report_id = report_id; ret = power_supply_register(&dev->dev, battery); if (ret != 0) { @@ -399,7 +402,9 @@ static void hidinput_cleanup_battery(struct hid_device *dev) dev->battery.name = NULL; } #else /* !CONFIG_HID_BATTERY_STRENGTH */ -static void hidinput_setup_battery(struct hid_device *dev, unsigned id, s32 min, s32 max) +static void hidinput_setup_battery(struct hid_device *dev, + unsigned report_type, unsigned report_id, + s32 min, s32 max) { } @@ -769,6 +774,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case HID_UP_GENDEVCTRLS: if ((usage->hid & HID_USAGE) == 0x20) { /* Battery Strength */ hidinput_setup_battery(device, + HID_INPUT_REPORT, field->report->id, field->logical_minimum, field->logical_maximum); @@ -1052,7 +1058,7 @@ static void report_features(struct hid_device *hid) if (((rep->field[i]->usage + j)->hid & HID_USAGE_PAGE) == HID_UP_GENDEVCTRLS && ((rep->field[i]->usage + j)->hid & HID_USAGE) == 0x20) { hidinput_setup_battery(hid, - rep->id, + HID_FEATURE_REPORT, rep->id, rep->field[i]->logical_minimum, rep->field[i]->logical_maximum); } -- cgit v1.2.3