lkml.org 
[lkml]   [2022]   [May]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: [PATCH v2] USB: serial: option: add Quectel BG95 modem
On Wed, May 18, 2022 at 01:04:10AM +0000, Carl Yin(殷张成) wrote:
> The BG95 modem has 3 USB configurations that are configurable via the AT
> command AT+QCFGEXT="usbnet",["ecm"|"modem"|"rmnet"] which make the modem
> enumerate with the following interfaces, respectively:
>
> "modem": Diag + GNSS + Modem + Modem
> "ecm" : Diag + GNSS + Modem + ECM
> "rmnet": Diag + GNSS + Modem + QMI
>
> A detailed description of the USB configuration for each mode follows:

Thanks for updating the commit message and including rmnet.

> Signed-off-by: Carl Yin <carl.yin@quectel.com>
> ---
>
> v2:
> add at+qcfgext="usbnet","rmnet" and RSVD(3)
> ---
> drivers/usb/serial/option.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
> index 152ad8826..21fb8da43 100644
> --- a/drivers/usb/serial/option.c
> +++ b/drivers/usb/serial/option.c
> @@ -256,6 +256,7 @@ static void option_instat_callback(struct urb *urb);
> #define QUECTEL_PRODUCT_RM500Q 0x0800
> #define QUECTEL_PRODUCT_EC200S_CN 0x6002
> #define QUECTEL_PRODUCT_EC200T 0x6026
> +#define QUECTEL_PRODUCT_BG95 0x0700

But you seemed to have miss my other comments. These defines should
remain sorted numerically by PID.

> #define CMOTECH_VENDOR_ID 0x16d8
> #define CMOTECH_PRODUCT_6001 0x6001
> @@ -1143,6 +1144,10 @@ static const struct usb_device_id option_ids[] = {
> .driver_info = ZLP },
> { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) },
> { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
> + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_BG95, 0xff, 0xff, 0xff),
> + .driver_info = RSVD(3) | ZLP },
> + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_BG95, 0xff, 0xfe, 0xff),
> + .driver_info = ZLP },

And here it looks like you should be able to just have a single entry
using USB_DEVICE_INTERFACE_CLASS().

> { USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
> { USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },

Johan

\
 
 \ /
  Last update: 2022-05-18 14:03    [W:0.041 / U:0.232 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site