linux-kernel - Re: [PATCH v1] Bluetooth: btusb: use default nvm if boardID is 0 for wcn6855.

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Date:   Mon, 24 May 2021 15:59:31 +0800
From:   tjiang@...eaurora.org
To:     marcel@...tmann.org
Cc:     marcel@...tmann.org, johan.hedberg@...il.com, luiz.dentz@...il.com,
        linux-kernel@...r.kernel.org, linux-bluetooth@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, bgodavar@...eaurora.org,
        c-hbandi@...eaurora.org, hemantg@...eaurora.org, mka@...omium.org,
        rjliao@...eaurora.org
Subject: Re: [PATCH v1] Bluetooth: btusb: use default nvm if boardID is 0 for
 wcn6855.

marcel:
   could you help mainline this change ?

regards.
tjiang

On 2021-04-21 17:16, Zijun Hu wrote:
> From: Tim Jiang <tjiang@...eaurora.org>
> 
> if boardID is 0, will use the default nvm file without surfix.
> 
> Signed-off-by: Tim Jiang <tjiang@...eaurora.org>
> ---
>  drivers/bluetooth/btusb.c | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
> index 6f25337..61afea9 100644
> --- a/drivers/bluetooth/btusb.c
> +++ b/drivers/bluetooth/btusb.c
> @@ -4138,9 +4138,14 @@ 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 (le16_to_cpu(ver->board_id) == 0x0) { //if boardid equal 0, use
> default nvm.
> +			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));