diff --git a/drivers/hid/usbhid/hid-pidff.c b/drivers/hid/usbhid/hid-pidff.c index 17bdc36d1908..8106b045a8f7 100644 --- a/drivers/hid/usbhid/hid-pidff.c +++ b/drivers/hid/usbhid/hid-pidff.c @@ -82,7 +82,7 @@ static const u8 pidff_set_envelope[] = { 0x22, 0x5b, 0x5c, 0x5d, 0x5e }; #define PID_NEG_COEFFICIENT 4 #define PID_POS_SATURATION 5 #define PID_NEG_SATURATION 6 -#define PID_DEAD_BAND 7 +#define PID_DEADBAND 7 static const u8 pidff_set_condition[] = { 0x22, 0x23, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65 }; @@ -632,8 +632,11 @@ static void pidff_set_condition_report(struct pidff_device *pidff, pidff_set_signed(&pidff->set_condition[PID_NEG_SATURATION], effect->u.condition[i].left_saturation); - pidff_set(&pidff->set_condition[PID_DEAD_BAND], - effect->u.condition[i].deadband); + /* Omit Deadband field if missing */ + if (!(pidff->quirks & HID_PIDFF_QUIRK_MISSING_DEADBAND)) + pidff_set(&pidff->set_condition[PID_DEADBAND], + effect->u.condition[i].deadband); + hid_hw_request(pidff->hid, pidff->reports[PID_SET_CONDITION], HID_REQ_SET_REPORT); } @@ -1103,6 +1106,9 @@ static int pidff_find_fields(struct pidff_usage *usage, const u8 *table, else if (table[i] == pidff_set_condition[PID_NEG_SATURATION]) PIDFF_MISSING_FIELD(NEG_SATURATION, quirks); + else if (table[i] == pidff_set_condition[PID_DEADBAND]) + PIDFF_MISSING_FIELD(DEADBAND, quirks); + else if (strict) { pr_debug("failed to locate %d\n", i); return -1; diff --git a/drivers/hid/usbhid/hid-pidff.h b/drivers/hid/usbhid/hid-pidff.h index 8d879067718f..c413aa732842 100644 --- a/drivers/hid/usbhid/hid-pidff.h +++ b/drivers/hid/usbhid/hid-pidff.h @@ -27,6 +27,9 @@ /* Allow devices with missing negative saturation in the set condition usage */ #define HID_PIDFF_QUIRK_MISSING_NEG_SATURATION BIT(6) +/* Allow devices with missing deadband in the set condition usage */ +#define HID_PIDFF_QUIRK_MISSING_DEADBAND BIT(7) + #ifdef CONFIG_HID_PID int hid_pidff_init(struct hid_device *hid); int hid_pidff_init_with_quirks(struct hid_device *hid, u32 initial_quirks);