[PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

[PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

[3]

 From 5d970b05c726749908540bf7d5ee34d634bf16c2 Mon Sep 17 00:00:00 2001
From: elespink <elespink@gmail.com>
Date: Sun, 31 Aug 2025 01:06:10 +0200
Subject: [PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth
  adapter

Add support for a Realtek-based Mercusys MA530 Bluetooth 5.3 USB dongle
which works with USB ID 2c4e:0115. This device was not recognized by the
kernel with the original device list and thus was non-functional.

The device is misreported in lsusb as "Mercucys INC Meucusys MA530 Adapter".
---
  drivers/bluetooth/btusb.c | 4 ++++
  1 file changed, 4 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8085fabadde8..94984791e454 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -597,6 +597,10 @@ static const struct usb_device_id quirks_table[] = {
      { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
        .driver_info = BTUSB_REALTEK },

+    /* Mercusys MA530 Adapter */
+    { USB_DEVICE(0x2c4e, 0x0115), .driver_info = BTUSB_REALTEK |
+                             BTUSB_WIDEBAND_SPEECH },
+
      /* MediaTek Bluetooth devices */
      { USB_VENDOR_AND_INTERFACE_INFO(0x0e8d, 0xe0, 0x01, 0x01),
        .driver_info = BTUSB_MEDIATEK |
-- 
2.51.0

RE: Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

[bluez.test.bot]

[-- Attachment #1: Type: text/plain, Size: 382 bytes --]

This is an automated email and please do not reply to this email.

Dear Submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
While preparing the CI tests, the patches you submitted couldn't be applied to the current HEAD of the repository.

----- Output -----


Please resolve the issue and submit the patches again.


---
Regards,
Linux Bluetooth

[PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

[3]

 From 5d970b05c726749908540bf7d5ee34d634bf16c2 Mon Sep 17 00:00:00 2001
From: elespink <elespink@gmail.com>
Date: Sun, 31 Aug 2025 01:06:10 +0200
Subject: [PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth
  adapter

Add support for a Realtek-based Mercusys MA530 Bluetooth 5.3 USB dongle
which works with USB ID 2c4e:0115. This device was not recognized by the
kernel with the original device list and thus was non-functional.

The device is misreported in lsusb as "Mercucys INC Meucusys MA530 Adapter".
---
  drivers/bluetooth/btusb.c | 4 ++++
  1 file changed, 4 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8085fabadde8..94984791e454 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -597,6 +597,10 @@ static const struct usb_device_id quirks_table[] = {
      { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
        .driver_info = BTUSB_REALTEK },

+    /* Mercusys MA530 Adapter */
+    { USB_DEVICE(0x2c4e, 0x0115), .driver_info = BTUSB_REALTEK |
+                             BTUSB_WIDEBAND_SPEECH },
+
      /* MediaTek Bluetooth devices */
      { USB_VENDOR_AND_INTERFACE_INFO(0x0e8d, 0xe0, 0x01, 0x01),
        .driver_info = BTUSB_MEDIATEK |
-- 
2.51.0

[PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

[3]

 From becb0b090d9783afddf7d43d739ee69b82fbb32a Mon Sep 17 00:00:00 2001
From: lespink <lespinks9@gmail.com>
Date: Sun, 31 Aug 2025 12:35:47 +0200
Subject: [PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth
  adapter

Add support for a Realtek-based Mercusys MA530 Bluetooth 5.3 USB dongle
which works with USB ID 2c4e:0115. This device was not recognized by the
kernel with the original device list and thus was non-functional.

Signed-off-by: lespink <lespinks9@gmail.com>
---
  drivers/bluetooth/btusb.c | 4 ++++
  1 file changed, 4 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8085fabadde8..84ebeb317dda 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -593,6 +593,10 @@ static const struct usb_device_id quirks_table[] = {
      { USB_DEVICE(0x0489, 0xe130), .driver_info = BTUSB_REALTEK |
                               BTUSB_WIDEBAND_SPEECH },

+    /* Mercusys MA530 Adapter */
+    { USB_DEVICE(0x2c4e, 0x0115), .driver_info = BTUSB_REALTEK |
+                             BTUSB_WIDEBAND_SPEECH },
+
      /* Realtek Bluetooth devices */
      { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
        .driver_info = BTUSB_REALTEK },
--
2.51.0

Re: [PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

[Paul Menzel]

Dear lespink,


Thank you for your patch.

Am 31.08.25 um 12:50 schrieb 3:
>  From becb0b090d9783afddf7d43d739ee69b82fbb32a Mon Sep 17 00:00:00 2001
> From: lespink <lespinks9@gmail.com>
> Date: Sun, 31 Aug 2025 12:35:47 +0200
> Subject: [PATCH] Bluetooth: btusb: Add support for Mercusys MA530 Bluetooth adapter

Please use `git send-email` or `b4` to send the patch, as currently it’s 
not formatted correctly.

> Add support for a Realtek-based Mercusys MA530 Bluetooth 5.3 USB dongle
> which works with USB ID 2c4e:0115. This device was not recognized by the

… having the id 2c4e:0115.

(Maybe add that id to the summary/title too.)

> kernel with the original device list and thus was non-functional.

According to `git log drivers/bluetooth` it’s common to paste the 
information from `/sys/kernel/debug/usb/devices` to the commit message.

> Signed-off-by: lespink <lespinks9@gmail.com>
> ---
>   drivers/bluetooth/btusb.c | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
> index 8085fabadde8..84ebeb317dda 100644
> --- a/drivers/bluetooth/btusb.c
> +++ b/drivers/bluetooth/btusb.c
> @@ -593,6 +593,10 @@ static const struct usb_device_id quirks_table[] = {
>       { USB_DEVICE(0x0489, 0xe130), .driver_info = BTUSB_REALTEK |
>                                BTUSB_WIDEBAND_SPEECH },
> 
> +    /* Mercusys MA530 Adapter */
> +    { USB_DEVICE(0x2c4e, 0x0115), .driver_info = BTUSB_REALTEK |
> +                             BTUSB_WIDEBAND_SPEECH },
> +
>       /* Realtek Bluetooth devices */
>       { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
>         .driver_info = BTUSB_REALTEK },
> -- 
> 2.51.0

The diff looks fine.


Kind regards,

Paul