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-rw-r--r--drivers/hid/amd-sfh-hid/amd_sfh_pcie.c30
-rw-r--r--drivers/hid/amd-sfh-hid/amd_sfh_pcie.h6
-rw-r--r--drivers/hid/hid-lenovo.c57
-rw-r--r--drivers/hid/hid-multitouch.c4
4 files changed, 73 insertions, 24 deletions
diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
index c936d6a51..9c963ad27 100644
--- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
+++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
@@ -34,6 +34,8 @@ static int sensor_mask_override = -1;
module_param_named(sensor_mask, sensor_mask_override, int, 0444);
MODULE_PARM_DESC(sensor_mask, "override the detected sensors mask");
+static bool intr_disable = true;
+
static int amd_sfh_wait_response_v2(struct amd_mp2_dev *mp2, u8 sid, u32 sensor_sts)
{
union cmd_response cmd_resp;
@@ -54,7 +56,7 @@ static void amd_start_sensor_v2(struct amd_mp2_dev *privdata, struct amd_mp2_sen
cmd_base.ul = 0;
cmd_base.cmd_v2.cmd_id = ENABLE_SENSOR;
- cmd_base.cmd_v2.intr_disable = 1;
+ cmd_base.cmd_v2.intr_disable = intr_disable;
cmd_base.cmd_v2.period = info.period;
cmd_base.cmd_v2.sensor_id = info.sensor_idx;
cmd_base.cmd_v2.length = 16;
@@ -72,7 +74,7 @@ static void amd_stop_sensor_v2(struct amd_mp2_dev *privdata, u16 sensor_idx)
cmd_base.ul = 0;
cmd_base.cmd_v2.cmd_id = DISABLE_SENSOR;
- cmd_base.cmd_v2.intr_disable = 1;
+ cmd_base.cmd_v2.intr_disable = intr_disable;
cmd_base.cmd_v2.period = 0;
cmd_base.cmd_v2.sensor_id = sensor_idx;
cmd_base.cmd_v2.length = 16;
@@ -86,7 +88,7 @@ static void amd_stop_all_sensor_v2(struct amd_mp2_dev *privdata)
union sfh_cmd_base cmd_base;
cmd_base.cmd_v2.cmd_id = STOP_ALL_SENSORS;
- cmd_base.cmd_v2.intr_disable = 1;
+ cmd_base.cmd_v2.intr_disable = intr_disable;
cmd_base.cmd_v2.period = 0;
cmd_base.cmd_v2.sensor_id = 0;
@@ -288,6 +290,26 @@ int amd_sfh_irq_init(struct amd_mp2_dev *privdata)
return 0;
}
+static int mp2_disable_intr(const struct dmi_system_id *id)
+{
+ intr_disable = false;
+ return 0;
+}
+
+static const struct dmi_system_id dmi_sfh_table[] = {
+ {
+ /*
+ * https://bugzilla.kernel.org/show_bug.cgi?id=218104
+ */
+ .callback = mp2_disable_intr,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP ProBook x360 435 G7"),
+ },
+ },
+ {}
+};
+
static const struct dmi_system_id dmi_nodevs[] = {
{
/*
@@ -311,6 +333,8 @@ static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i
if (dmi_first_match(dmi_nodevs))
return -ENODEV;
+ dmi_check_system(dmi_sfh_table);
+
privdata = devm_kzalloc(&pdev->dev, sizeof(*privdata), GFP_KERNEL);
if (!privdata)
return -ENOMEM;
diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h
index dfb7cabd8..2b125cd97 100644
--- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h
+++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h
@@ -89,10 +89,10 @@ enum mem_use_type {
struct hpd_status {
union {
struct {
- u32 human_presence_report : 4;
- u32 human_presence_actual : 4;
- u32 probablity : 8;
u32 object_distance : 16;
+ u32 probablity : 8;
+ u32 human_presence_actual : 4;
+ u32 human_presence_report : 4;
} shpd;
u32 val;
};
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index 149a3c743..f86c1ea83 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -54,10 +54,10 @@ struct lenovo_drvdata {
/* 0: Up
* 1: Down (undecided)
* 2: Scrolling
- * 3: Patched firmware, disable workaround
*/
u8 middlebutton_state;
bool fn_lock;
+ bool middleclick_workaround_cptkbd;
};
#define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
@@ -621,6 +621,36 @@ static ssize_t attr_sensitivity_store_cptkbd(struct device *dev,
return count;
}
+static ssize_t attr_middleclick_workaround_show_cptkbd(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct hid_device *hdev = to_hid_device(dev);
+ struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
+
+ return snprintf(buf, PAGE_SIZE, "%u\n",
+ cptkbd_data->middleclick_workaround_cptkbd);
+}
+
+static ssize_t attr_middleclick_workaround_store_cptkbd(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct hid_device *hdev = to_hid_device(dev);
+ struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
+ int value;
+
+ if (kstrtoint(buf, 10, &value))
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+
+ cptkbd_data->middleclick_workaround_cptkbd = !!value;
+
+ return count;
+}
+
static struct device_attribute dev_attr_fn_lock =
__ATTR(fn_lock, S_IWUSR | S_IRUGO,
@@ -632,10 +662,16 @@ static struct device_attribute dev_attr_sensitivity_cptkbd =
attr_sensitivity_show_cptkbd,
attr_sensitivity_store_cptkbd);
+static struct device_attribute dev_attr_middleclick_workaround_cptkbd =
+ __ATTR(middleclick_workaround, S_IWUSR | S_IRUGO,
+ attr_middleclick_workaround_show_cptkbd,
+ attr_middleclick_workaround_store_cptkbd);
+
static struct attribute *lenovo_attributes_cptkbd[] = {
&dev_attr_fn_lock.attr,
&dev_attr_sensitivity_cptkbd.attr,
+ &dev_attr_middleclick_workaround_cptkbd.attr,
NULL
};
@@ -686,23 +722,7 @@ static int lenovo_event_cptkbd(struct hid_device *hdev,
{
struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
- if (cptkbd_data->middlebutton_state != 3) {
- /* REL_X and REL_Y events during middle button pressed
- * are only possible on patched, bug-free firmware
- * so set middlebutton_state to 3
- * to never apply workaround anymore
- */
- if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD &&
- cptkbd_data->middlebutton_state == 1 &&
- usage->type == EV_REL &&
- (usage->code == REL_X || usage->code == REL_Y)) {
- cptkbd_data->middlebutton_state = 3;
- /* send middle button press which was hold before */
- input_event(field->hidinput->input,
- EV_KEY, BTN_MIDDLE, 1);
- input_sync(field->hidinput->input);
- }
-
+ if (cptkbd_data->middleclick_workaround_cptkbd) {
/* "wheel" scroll events */
if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
usage->code == REL_HWHEEL)) {
@@ -1166,6 +1186,7 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev)
cptkbd_data->middlebutton_state = 0;
cptkbd_data->fn_lock = true;
cptkbd_data->sensitivity = 0x05;
+ cptkbd_data->middleclick_workaround_cptkbd = true;
lenovo_features_set_cptkbd(hdev);
ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd);
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 5ec1f1741..3816fd06b 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -2155,6 +2155,10 @@ static const struct hid_device_id mt_devices[] = {
{ .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
+ USB_VENDOR_ID_SYNAPTICS, 0xcddc) },
+
+ { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
+ HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
USB_VENDOR_ID_SYNAPTICS, 0xce08) },
{ .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,