[PATCH 5.12 144/242] Bluetooth: btusb: use default nvm if boardID is 0 for wcn6855.

From: Greg Kroah-Hartman
Date: Thu Jul 15 2021 - 15:15:56 EST


From: Tim Jiang <tjiang@xxxxxxxxxxxxxx>

[ Upstream commit ca17a5cccf8b6d35dab4729bea8f4350bc0b4caf ]

if boardID is 0, will use the default nvm file without surfix.

Signed-off-by: Tim Jiang <tjiang@xxxxxxxxxxxxxx>
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/bluetooth/btusb.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ec17772defc2..64b0e68c68eb 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -4228,9 +4228,15 @@ static int btusb_setup_qca_load_nvm(struct hci_dev *hdev,
int err;

if (((ver->flag >> 8) & 0xff) == QCA_FLAG_MULTI_NVM) {
- snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x_%04x.bin",
- le32_to_cpu(ver->rom_version),
- le16_to_cpu(ver->board_id));
+ /* if boardid equal 0, use default nvm without surfix */
+ if (le16_to_cpu(ver->board_id) == 0x0) {
+ snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin",
+ le32_to_cpu(ver->rom_version));
+ } else {
+ snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x_%04x.bin",
+ le32_to_cpu(ver->rom_version),
+ le16_to_cpu(ver->board_id));
+ }
} else {
snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin",
le32_to_cpu(ver->rom_version));
--
2.30.2