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Bluetooth: btmtk: Remove the resetting step before downloading the fw

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Remove the resetting step before downloading the fw, as it may cause
other usb devices to fail to initialise when connected during boot
on kernels 6.11 and newer.

Signed-off-by: Hao Qin <hao.qin@mediatek.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Hao Qin
2025-03-25 12:51:10 -04:00
committed by Luiz Augusto von Dentz
parent bdbcd52871
commit 33634e2ab7
1 changed files with 0 additions and 10 deletions
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drivers/bluetooth/btmtk.c
-10
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@@ -1330,13 +1330,6 @@ int btmtk_usb_setup(struct hci_dev *hdev)
break;
case 0x7922:
case 0x7925:
/* Reset the device to ensure it's in the initial state before
* downloading the firmware to ensure.
*/
if (!test_bit(BTMTK_FIRMWARE_LOADED, &btmtk_data->flags))
btmtk_usb_subsys_reset(hdev, dev_id);
fallthrough;
case 0x7961:
btmtk_fw_get_filename(fw_bin_name, sizeof(fw_bin_name), dev_id,
fw_version, fw_flavor);
@@ -1345,12 +1338,9 @@ int btmtk_usb_setup(struct hci_dev *hdev)
btmtk_usb_hci_wmt_sync);
if (err < 0) {
bt_dev_err(hdev, "Failed to set up firmware (%d)", err);
clear_bit(BTMTK_FIRMWARE_LOADED, &btmtk_data->flags);
return err;
}
set_bit(BTMTK_FIRMWARE_LOADED, &btmtk_data->flags);
/* It's Device EndPoint Reset Option Register */
err = btmtk_usb_uhw_reg_write(hdev, MTK_EP_RST_OPT,
MTK_EP_RST_IN_OUT_OPT);