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-rw-r--r--drivers/hid/hid-playstation.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/drivers/hid/hid-playstation.c b/drivers/hid/hid-playstation.c
index 396356b6760a..0b58763bfd30 100644
--- a/drivers/hid/hid-playstation.c
+++ b/drivers/hid/hid-playstation.c
@@ -108,6 +108,9 @@ struct ps_led_info {
#define DS_STATUS_CHARGING GENMASK(7, 4)
#define DS_STATUS_CHARGING_SHIFT 4
+/* Feature version from DualSense Firmware Info report. */
+#define DS_FEATURE_VERSION(major, minor) ((major & 0xff) << 8 | (minor & 0xff))
+
/*
* Status of a DualSense touch point contact.
* Contact IDs, with highest bit set are 'inactive'
@@ -126,6 +129,7 @@ struct ps_led_info {
#define DS_OUTPUT_VALID_FLAG1_RELEASE_LEDS BIT(3)
#define DS_OUTPUT_VALID_FLAG1_PLAYER_INDICATOR_CONTROL_ENABLE BIT(4)
#define DS_OUTPUT_VALID_FLAG2_LIGHTBAR_SETUP_CONTROL_ENABLE BIT(1)
+#define DS_OUTPUT_VALID_FLAG2_COMPATIBLE_VIBRATION2 BIT(2)
#define DS_OUTPUT_POWER_SAVE_CONTROL_MIC_MUTE BIT(4)
#define DS_OUTPUT_LIGHTBAR_SETUP_LIGHT_OUT BIT(1)
@@ -143,6 +147,9 @@ struct dualsense {
struct input_dev *sensors;
struct input_dev *touchpad;
+ /* Update version is used as a feature/capability version. */
+ uint16_t update_version;
+
/* Calibration data for accelerometer and gyroscope. */
struct ps_calibration_data accel_calib_data[3];
struct ps_calibration_data gyro_calib_data[3];
@@ -153,6 +160,7 @@ struct dualsense {
uint32_t sensor_timestamp_us;
/* Compatible rumble state */
+ bool use_vibration_v2;
bool update_rumble;
uint8_t motor_left;
uint8_t motor_right;
@@ -812,6 +820,15 @@ static int dualsense_get_firmware_info(struct dualsense *ds)
ds->base.hw_version = get_unaligned_le32(&buf[24]);
ds->base.fw_version = get_unaligned_le32(&buf[28]);
+ /* Update version is some kind of feature version. It is distinct from
+ * the firmware version as there can be many different variations of a
+ * controller over time with the same physical shell, but with different
+ * PCBs and other internal changes. The update version (internal name) is
+ * used as a means to detect what features are available and change behavior.
+ * Note: the version is different between DualSense and DualSense Edge.
+ */
+ ds->update_version = get_unaligned_le16(&buf[44]);
+
err_free:
kfree(buf);
return ret;
@@ -974,7 +991,10 @@ static void dualsense_output_worker(struct work_struct *work)
if (ds->update_rumble) {
/* Select classic rumble style haptics and enable it. */
common->valid_flag0 |= DS_OUTPUT_VALID_FLAG0_HAPTICS_SELECT;
- common->valid_flag0 |= DS_OUTPUT_VALID_FLAG0_COMPATIBLE_VIBRATION;
+ if (ds->use_vibration_v2)
+ common->valid_flag2 |= DS_OUTPUT_VALID_FLAG2_COMPATIBLE_VIBRATION2;
+ else
+ common->valid_flag0 |= DS_OUTPUT_VALID_FLAG0_COMPATIBLE_VIBRATION;
common->motor_left = ds->motor_left;
common->motor_right = ds->motor_right;
ds->update_rumble = false;
@@ -1348,6 +1368,21 @@ static struct ps_device *dualsense_create(struct hid_device *hdev)
return ERR_PTR(ret);
}
+ /* Original DualSense firmware simulated classic controller rumble through
+ * its new haptics hardware. It felt different from classic rumble users
+ * were used to. Since then new firmwares were introduced to change behavior
+ * and make this new 'v2' behavior default on PlayStation and other platforms.
+ * The original DualSense requires a new enough firmware as bundled with PS5
+ * software released in 2021. DualSense edge supports it out of the box.
+ * Both devices also support the old mode, but it is not really used.
+ */
+ if (hdev->product == USB_DEVICE_ID_SONY_PS5_CONTROLLER) {
+ /* Feature version 2.21 introduced new vibration method. */
+ ds->use_vibration_v2 = ds->update_version >= DS_FEATURE_VERSION(2, 21);
+ } else if (hdev->product == USB_DEVICE_ID_SONY_PS5_CONTROLLER_2) {
+ ds->use_vibration_v2 = true;
+ }
+
ret = ps_devices_list_add(ps_dev);
if (ret)
return ERR_PTR(ret);