[PATCH v2 5/5] HID: playstation: Simplify device type ID

From: Max Staudt
Date: Wed Feb 07 2024 - 11:39:03 EST


Distinguish PS4/PS5 type controllers using .driver_data in
MODULE_DEVICE_TABLE rather than by VID/PID.

This allows adding compatible controllers with different VID/PID.

Signed-off-by: Max Staudt <max@xxxxxxxxx>
---
drivers/hid/hid-playstation.c | 40 +++++++++++++++++++++++------------
1 file changed, 26 insertions(+), 14 deletions(-)

diff --git a/drivers/hid/hid-playstation.c b/drivers/hid/hid-playstation.c
index 6b0f25688657..edc46fc02e9a 100644
--- a/drivers/hid/hid-playstation.c
+++ b/drivers/hid/hid-playstation.c
@@ -27,6 +27,11 @@ static DEFINE_IDA(ps_player_id_allocator);

#define HID_PLAYSTATION_VERSION_PATCH 0x8000

+enum PS_TYPE {
+ PS_TYPE_PS4_DUALSHOCK4,
+ PS_TYPE_PS5_DUALSENSE,
+};
+
/* Base class for playstation devices. */
struct ps_device {
struct list_head list;
@@ -2687,17 +2692,14 @@ static int ps_probe(struct hid_device *hdev, const struct hid_device_id *id)
goto err_stop;
}

- if (hdev->product == USB_DEVICE_ID_SONY_PS4_CONTROLLER ||
- hdev->product == USB_DEVICE_ID_SONY_PS4_CONTROLLER_2 ||
- hdev->product == USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) {
+ if (id->driver_data == PS_TYPE_PS4_DUALSHOCK4) {
dev = dualshock4_create(hdev);
if (IS_ERR(dev)) {
hid_err(hdev, "Failed to create dualshock4.\n");
ret = PTR_ERR(dev);
goto err_close;
}
- } else if (hdev->product == USB_DEVICE_ID_SONY_PS5_CONTROLLER ||
- hdev->product == USB_DEVICE_ID_SONY_PS5_CONTROLLER_2) {
+ } else if (id->driver_data == PS_TYPE_PS5_DUALSENSE) {
dev = dualsense_create(hdev);
if (IS_ERR(dev)) {
hid_err(hdev, "Failed to create dualsense.\n");
@@ -2731,16 +2733,26 @@ static void ps_remove(struct hid_device *hdev)

static const struct hid_device_id ps_devices[] = {
/* Sony DualShock 4 controllers for PS4 */
- { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
- { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER),
+ .driver_data = PS_TYPE_PS4_DUALSHOCK4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER),
+ .driver_data = PS_TYPE_PS4_DUALSHOCK4 },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2),
+ .driver_data = PS_TYPE_PS4_DUALSHOCK4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2),
+ .driver_data = PS_TYPE_PS4_DUALSHOCK4 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE),
+ .driver_data = PS_TYPE_PS4_DUALSHOCK4 },
+
/* Sony DualSense controllers for PS5 */
- { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER) },
- { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER_2) },
- { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER_2) },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER),
+ .driver_data = PS_TYPE_PS5_DUALSENSE },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER),
+ .driver_data = PS_TYPE_PS5_DUALSENSE },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER_2),
+ .driver_data = PS_TYPE_PS5_DUALSENSE },
+ { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS5_CONTROLLER_2),
+ .driver_data = PS_TYPE_PS5_DUALSENSE },
{ }
};
MODULE_DEVICE_TABLE(hid, ps_devices);
--
2.39.2