Re: [PATCH v10 18/41] ALSA: usb-audio: qcom: Add USB QMI definitions

From: Jeff Johnson
Date: Fri Dec 15 2023 - 17:39:42 EST


On 12/15/2023 1:49 PM, Wesley Cheng wrote:
> The Qualcomm USB audio offload driver utilizes the QMI protocol to
> communicate with the audio DSP. Add the necessary QMI header and field
> definitions, so the QMI interface driver is able to route the QMI packet
> received to the USB audio offload driver.
>
> Signed-off-by: Wesley Cheng <quic_wcheng@xxxxxxxxxxx>
> ---
> sound/usb/qcom/usb_audio_qmi_v01.c | 892 +++++++++++++++++++++++++++++
> sound/usb/qcom/usb_audio_qmi_v01.h | 162 ++++++
> 2 files changed, 1054 insertions(+)
> create mode 100644 sound/usb/qcom/usb_audio_qmi_v01.c
> create mode 100644 sound/usb/qcom/usb_audio_qmi_v01.h
>
> diff --git a/sound/usb/qcom/usb_audio_qmi_v01.c b/sound/usb/qcom/usb_audio_qmi_v01.c
> new file mode 100644
> index 000000000000..bdfd67d980eb
> --- /dev/null
> +++ b/sound/usb/qcom/usb_audio_qmi_v01.c
> @@ -0,0 +1,892 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#include <linux/soc/qcom/qmi.h>
> +
> +#include "usb_audio_qmi_v01.h"
> +
> +static struct qmi_elem_info mem_info_v01_ei[] = {

I believe all of the struct qmi_elem_info arrays can be const.

At least that was the goal of commit ff6d365898d4 ("soc: qcom: qmi: use
const for struct qmi_elem_info")

/jeff