queue-6.7/usb-serial-option-add-meig-smart-slm320-product.patch

   1 From 399099c03960bd412dfcf516bed9b27b370ab650 Mon Sep 17 00:00:00 2001
   2 From: Sasha Levin <sashal@kernel.org>
   3 Date: Wed, 31 Jan 2024 18:49:17 +0100
   4 Subject: USB: serial: option: add MeiG Smart SLM320 product
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 From: Aurélien Jacobs <aurel@gnuage.org>
  10
  11 [ Upstream commit 46809c51565b83881aede6cdf3b0d25254966a41 ]
  12
  13 Update the USB serial option driver to support MeiG Smart SLM320.
  14
  15 ID 2dee:4d41 UNISOC UNISOC-8910
  16
  17 T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 9 Spd=480 MxCh= 0
  18 D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
  19 P: Vendor=2dee ProdID=4d41 Rev=00.00
  20 S: Manufacturer=UNISOC
  21 S: Product=UNISOC-8910
  22 C: #Ifs= 8 Cfg#= 1 Atr=e0 MxPwr=400mA
  23 I: If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  24 E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  25 E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  26 I: If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  27 E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  28 E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  29 I: If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  30 E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  31 E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  32 I: If#= 3 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  33 E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  34 E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  35 I: If#= 4 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  36 E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  37 E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  38 I: If#= 5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  39 E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  40 E: Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  41 I: If#= 6 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  42 E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  43 E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  44 I: If#= 7 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
  45 E: Ad=08(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  46 E: Ad=88(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
  47
  48 Tested successfully a PPP LTE connection using If#= 0.
  49 Not sure of the purpose of every other serial interfaces.
  50
  51 Signed-off-by: Aurélien Jacobs <aurel@gnuage.org>
  52 Cc: stable@vger.kernel.org
  53 Signed-off-by: Johan Hovold <johan@kernel.org>
  54 Signed-off-by: Sasha Levin <sashal@kernel.org>
  55 ---
  56  drivers/usb/serial/option.c | 6 ++++++
  57  1 file changed, 6 insertions(+)
  58
  59 diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
  60 index 2ae124c49d448..55a65d941ccbf 100644
  61 --- a/drivers/usb/serial/option.c
  62 +++ b/drivers/usb/serial/option.c
  63 @@ -613,6 +613,11 @@ static void option_instat_callback(struct urb *urb);
  64  /* Luat Air72*U series based on UNISOC UIS8910 uses UNISOC's vendor ID */
  65  #define LUAT_PRODUCT_AIR720U                   0x4e00
  66
  67 +/* MeiG Smart Technology products */
  68 +#define MEIGSMART_VENDOR_ID                    0x2dee
  69 +/* MeiG Smart SLM320 based on UNISOC UIS8910 */
  70 +#define MEIGSMART_PRODUCT_SLM320               0x4d41
  71 +
  72  /* Device flags */
  73
  74  /* Highest interface number which can be used with NCTRL() and RSVD() */
  75 @@ -2282,6 +2287,7 @@ static const struct usb_device_id option_ids[] = {
  76         { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0, 0) },
  77         { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, TOZED_PRODUCT_LT70C, 0xff, 0, 0) },
  78         { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, LUAT_PRODUCT_AIR720U, 0xff, 0, 0) },
  79 +       { USB_DEVICE_AND_INTERFACE_INFO(MEIGSMART_VENDOR_ID, MEIGSMART_PRODUCT_SLM320, 0xff, 0, 0) },
  80         { } /* Terminating entry */
  81  };
  82  MODULE_DEVICE_TABLE(usb, option_ids);
  83 --
  84 2.43.0
  85