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path: root/drivers/hid/hid-steelseries.c
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Diffstat (limited to 'drivers/hid/hid-steelseries.c')
-rw-r--r--drivers/hid/hid-steelseries.c148
1 files changed, 133 insertions, 15 deletions
diff --git a/drivers/hid/hid-steelseries.c b/drivers/hid/hid-steelseries.c
index b3edadf42d6d..d4bd7848b8c6 100644
--- a/drivers/hid/hid-steelseries.c
+++ b/drivers/hid/hid-steelseries.c
@@ -19,6 +19,7 @@
#define STEELSERIES_SRWS1 BIT(0)
#define STEELSERIES_ARCTIS_1 BIT(1)
+#define STEELSERIES_ARCTIS_9 BIT(2)
struct steelseries_device {
struct hid_device *hdev;
@@ -32,6 +33,7 @@ struct steelseries_device {
struct power_supply *battery;
uint8_t battery_capacity;
bool headset_connected;
+ bool battery_charging;
};
#if IS_BUILTIN(CONFIG_LEDS_CLASS) || \
@@ -51,7 +53,7 @@ struct steelseries_srws1_data {
* appear in the 'Generic Desktop' usage.
*/
-static __u8 steelseries_srws1_rdesc_fixed[] = {
+static const __u8 steelseries_srws1_rdesc_fixed[] = {
0x05, 0x01, /* Usage Page (Desktop) */
0x09, 0x08, /* Usage (MultiAxis), Changed */
0xA1, 0x01, /* Collection (Application), */
@@ -368,32 +370,35 @@ static void steelseries_srws1_remove(struct hid_device *hdev)
hid_hw_stop(hdev);
kfree(drv_data);
- return;
}
#endif
#define STEELSERIES_HEADSET_BATTERY_TIMEOUT_MS 3000
#define ARCTIS_1_BATTERY_RESPONSE_LEN 8
+#define ARCTIS_9_BATTERY_RESPONSE_LEN 64
static const char arctis_1_battery_request[] = { 0x06, 0x12 };
+static const char arctis_9_battery_request[] = { 0x00, 0x20 };
-static int steelseries_headset_arctis_1_fetch_battery(struct hid_device *hdev)
+static int steelseries_headset_request_battery(struct hid_device *hdev,
+ const char *request, size_t len)
{
u8 *write_buf;
int ret;
/* Request battery information */
- write_buf = kmemdup(arctis_1_battery_request, sizeof(arctis_1_battery_request), GFP_KERNEL);
+ write_buf = kmemdup(request, len, GFP_KERNEL);
if (!write_buf)
return -ENOMEM;
- ret = hid_hw_raw_request(hdev, arctis_1_battery_request[0],
- write_buf, sizeof(arctis_1_battery_request),
+ hid_dbg(hdev, "Sending battery request report");
+ ret = hid_hw_raw_request(hdev, request[0], write_buf, len,
HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
- if (ret < (int)sizeof(arctis_1_battery_request)) {
+ if (ret < (int)len) {
hid_err(hdev, "hid_hw_raw_request() failed with %d\n", ret);
ret = -ENODATA;
}
+
kfree(write_buf);
return ret;
}
@@ -404,13 +409,26 @@ static void steelseries_headset_fetch_battery(struct hid_device *hdev)
int ret = 0;
if (sd->quirks & STEELSERIES_ARCTIS_1)
- ret = steelseries_headset_arctis_1_fetch_battery(hdev);
+ ret = steelseries_headset_request_battery(hdev,
+ arctis_1_battery_request, sizeof(arctis_1_battery_request));
+ else if (sd->quirks & STEELSERIES_ARCTIS_9)
+ ret = steelseries_headset_request_battery(hdev,
+ arctis_9_battery_request, sizeof(arctis_9_battery_request));
if (ret < 0)
hid_dbg(hdev,
"Battery query failed (err: %d)\n", ret);
}
+static int battery_capacity_to_level(int capacity)
+{
+ if (capacity >= 50)
+ return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
+ if (capacity >= 20)
+ return POWER_SUPPLY_CAPACITY_LEVEL_LOW;
+ return POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL;
+}
+
static void steelseries_headset_battery_timer_tick(struct work_struct *work)
{
struct steelseries_device *sd = container_of(work,
@@ -420,6 +438,9 @@ static void steelseries_headset_battery_timer_tick(struct work_struct *work)
steelseries_headset_fetch_battery(hdev);
}
+#define STEELSERIES_PREFIX "SteelSeries "
+#define STEELSERIES_PREFIX_LEN strlen(STEELSERIES_PREFIX)
+
static int steelseries_headset_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
@@ -428,13 +449,24 @@ static int steelseries_headset_battery_get_property(struct power_supply *psy,
int ret = 0;
switch (psp) {
+ case POWER_SUPPLY_PROP_MODEL_NAME:
+ val->strval = sd->hdev->name;
+ while (!strncmp(val->strval, STEELSERIES_PREFIX, STEELSERIES_PREFIX_LEN))
+ val->strval += STEELSERIES_PREFIX_LEN;
+ break;
+ case POWER_SUPPLY_PROP_MANUFACTURER:
+ val->strval = "SteelSeries";
+ break;
case POWER_SUPPLY_PROP_PRESENT:
val->intval = 1;
break;
case POWER_SUPPLY_PROP_STATUS:
- val->intval = sd->headset_connected ?
- POWER_SUPPLY_STATUS_DISCHARGING :
- POWER_SUPPLY_STATUS_UNKNOWN;
+ if (sd->headset_connected) {
+ val->intval = sd->battery_charging ?
+ POWER_SUPPLY_STATUS_CHARGING :
+ POWER_SUPPLY_STATUS_DISCHARGING;
+ } else
+ val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
break;
case POWER_SUPPLY_PROP_SCOPE:
val->intval = POWER_SUPPLY_SCOPE_DEVICE;
@@ -442,6 +474,9 @@ static int steelseries_headset_battery_get_property(struct power_supply *psy,
case POWER_SUPPLY_PROP_CAPACITY:
val->intval = sd->battery_capacity;
break;
+ case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
+ val->intval = battery_capacity_to_level(sd->battery_capacity);
+ break;
default:
ret = -EINVAL;
break;
@@ -465,10 +500,13 @@ steelseries_headset_set_wireless_status(struct hid_device *hdev,
}
static enum power_supply_property steelseries_headset_battery_props[] = {
+ POWER_SUPPLY_PROP_MODEL_NAME,
+ POWER_SUPPLY_PROP_MANUFACTURER,
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_SCOPE,
POWER_SUPPLY_PROP_CAPACITY,
+ POWER_SUPPLY_PROP_CAPACITY_LEVEL,
};
static int steelseries_headset_battery_register(struct steelseries_device *sd)
@@ -492,6 +530,7 @@ static int steelseries_headset_battery_register(struct steelseries_device *sd)
/* avoid the warning of 0% battery while waiting for the first info */
steelseries_headset_set_wireless_status(sd->hdev, false);
sd->battery_capacity = 100;
+ sd->battery_charging = false;
sd->battery = devm_power_supply_register(&sd->hdev->dev,
&sd->battery_desc, &battery_cfg);
@@ -507,9 +546,22 @@ static int steelseries_headset_battery_register(struct steelseries_device *sd)
INIT_DELAYED_WORK(&sd->battery_work, steelseries_headset_battery_timer_tick);
steelseries_headset_fetch_battery(sd->hdev);
+ if (sd->quirks & STEELSERIES_ARCTIS_9) {
+ /* The first fetch_battery request can remain unanswered in some cases */
+ schedule_delayed_work(&sd->battery_work,
+ msecs_to_jiffies(STEELSERIES_HEADSET_BATTERY_TIMEOUT_MS));
+ }
+
return 0;
}
+static bool steelseries_is_vendor_usage_page(struct hid_device *hdev, uint8_t usage_page)
+{
+ return hdev->rdesc[0] == 0x06 &&
+ hdev->rdesc[1] == usage_page &&
+ hdev->rdesc[2] == 0xff;
+}
+
static int steelseries_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
struct steelseries_device *sd;
@@ -535,12 +587,20 @@ static int steelseries_probe(struct hid_device *hdev, const struct hid_device_id
if (ret)
return ret;
+ if (sd->quirks & STEELSERIES_ARCTIS_9 &&
+ !steelseries_is_vendor_usage_page(hdev, 0xc0))
+ return -ENODEV;
+
spin_lock_init(&sd->lock);
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
if (ret)
return ret;
+ ret = hid_hw_open(hdev);
+ if (ret)
+ return ret;
+
if (steelseries_headset_battery_register(sd) < 0)
hid_err(sd->hdev,
"Failed to register battery for headset\n");
@@ -567,11 +627,12 @@ static void steelseries_remove(struct hid_device *hdev)
cancel_delayed_work_sync(&sd->battery_work);
+ hid_hw_close(hdev);
hid_hw_stop(hdev);
}
-static __u8 *steelseries_srws1_report_fixup(struct hid_device *hdev, __u8 *rdesc,
- unsigned int *rsize)
+static const __u8 *steelseries_srws1_report_fixup(struct hid_device *hdev,
+ __u8 *rdesc, unsigned int *rsize)
{
if (hdev->vendor != USB_VENDOR_ID_STEELSERIES ||
hdev->product != USB_DEVICE_ID_STEELSERIES_SRWS1)
@@ -580,12 +641,21 @@ static __u8 *steelseries_srws1_report_fixup(struct hid_device *hdev, __u8 *rdesc
if (*rsize >= 115 && rdesc[11] == 0x02 && rdesc[13] == 0xc8
&& rdesc[29] == 0xbb && rdesc[40] == 0xc5) {
hid_info(hdev, "Fixing up Steelseries SRW-S1 report descriptor\n");
- rdesc = steelseries_srws1_rdesc_fixed;
*rsize = sizeof(steelseries_srws1_rdesc_fixed);
+ return steelseries_srws1_rdesc_fixed;
}
return rdesc;
}
+static uint8_t steelseries_headset_map_capacity(uint8_t capacity, uint8_t min_in, uint8_t max_in)
+{
+ if (capacity >= max_in)
+ return 100;
+ if (capacity <= min_in)
+ return 0;
+ return (capacity - min_in) * 100 / (max_in - min_in);
+}
+
static int steelseries_headset_raw_event(struct hid_device *hdev,
struct hid_report *report, u8 *read_buf,
int size)
@@ -593,6 +663,7 @@ static int steelseries_headset_raw_event(struct hid_device *hdev,
struct steelseries_device *sd = hid_get_drvdata(hdev);
int capacity = sd->battery_capacity;
bool connected = sd->headset_connected;
+ bool charging = sd->battery_charging;
unsigned long flags;
/* Not a headset */
@@ -603,8 +674,11 @@ static int steelseries_headset_raw_event(struct hid_device *hdev,
hid_dbg(sd->hdev,
"Parsing raw event for Arctis 1 headset (%*ph)\n", size, read_buf);
if (size < ARCTIS_1_BATTERY_RESPONSE_LEN ||
- memcmp (read_buf, arctis_1_battery_request, sizeof(arctis_1_battery_request)))
+ memcmp(read_buf, arctis_1_battery_request, sizeof(arctis_1_battery_request))) {
+ if (!delayed_work_pending(&sd->battery_work))
+ goto request_battery;
return 0;
+ }
if (read_buf[2] == 0x01) {
connected = false;
capacity = 100;
@@ -614,6 +688,34 @@ static int steelseries_headset_raw_event(struct hid_device *hdev,
}
}
+ if (sd->quirks & STEELSERIES_ARCTIS_9) {
+ hid_dbg(sd->hdev,
+ "Parsing raw event for Arctis 9 headset (%*ph)\n", size, read_buf);
+ if (size < ARCTIS_9_BATTERY_RESPONSE_LEN) {
+ if (!delayed_work_pending(&sd->battery_work))
+ goto request_battery;
+ return 0;
+ }
+
+ if (read_buf[0] == 0xaa && read_buf[1] == 0x01) {
+ connected = true;
+ charging = read_buf[4] == 0x01;
+
+ /*
+ * Found no official documentation about min and max.
+ * Values defined by testing.
+ */
+ capacity = steelseries_headset_map_capacity(read_buf[3], 0x68, 0x9d);
+ } else {
+ /*
+ * Device is off and sends the last known status read_buf[1] == 0x03 or
+ * there is no known status of the device read_buf[0] == 0x55
+ */
+ connected = false;
+ charging = false;
+ }
+ }
+
if (connected != sd->headset_connected) {
hid_dbg(sd->hdev,
"Connected status changed from %sconnected to %sconnected\n",
@@ -631,6 +733,16 @@ static int steelseries_headset_raw_event(struct hid_device *hdev,
power_supply_changed(sd->battery);
}
+ if (charging != sd->battery_charging) {
+ hid_dbg(sd->hdev,
+ "Battery charging status changed from %scharging to %scharging\n",
+ sd->battery_charging ? "" : "not ",
+ charging ? "" : "not ");
+ sd->battery_charging = charging;
+ power_supply_changed(sd->battery);
+ }
+
+request_battery:
spin_lock_irqsave(&sd->lock, flags);
if (!sd->removed)
schedule_delayed_work(&sd->battery_work,
@@ -648,6 +760,10 @@ static const struct hid_device_id steelseries_devices[] = {
HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, 0x12b6),
.driver_data = STEELSERIES_ARCTIS_1 },
+ { /* SteelSeries Arctis 9 Wireless for XBox */
+ HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, 0x12c2),
+ .driver_data = STEELSERIES_ARCTIS_9 },
+
{ }
};
MODULE_DEVICE_TABLE(hid, steelseries_devices);
@@ -662,6 +778,8 @@ static struct hid_driver steelseries_driver = {
};
module_hid_driver(steelseries_driver);
+MODULE_DESCRIPTION("HID driver for Steelseries devices");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Bastien Nocera <hadess@hadess.net>");
MODULE_AUTHOR("Simon Wood <simon@mungewell.org>");
+MODULE_AUTHOR("Christian Mayer <git@mayer-bgk.de>");
generated by cgit (git 2.34.1) at 2025-03-22 08:58:27 +0000