Re:Re: Re: [PATCH] bus: mhi: pci_generic: Add new device ID support for T99W175

From: Slark Xiao
Date: Mon Nov 01 2021 - 23:16:40 EST




At 2021-10-29 18:25:26, "Manivannan Sadhasivam" <mani@xxxxxxxxxx> wrote:
>On Fri, Oct 29, 2021 at 06:00:42PM +0800, Slark Xiao wrote:
>>
>> At 2021-10-29 17:26:19, "Manivannan Sadhasivam" <mani@xxxxxxxxxx> wrote:
>>
>> >Hi,
>> >
>> >On Thu, Oct 28, 2021 at 11:44:31AM +0800, Slark Xiao wrote:
>> >> Add new device ID 0xe0bf for T99W175.
>> >>
>> >
>> >Thanks for the patch! Can you share the difference between this modem and the
>> >one (T99W175) we already have with PID 0xe0ab?
>> >
>> >Please include the product page in description if any.
>> >
>> >Thanks,
>> >Mani
>> >
>> Hi Mani,
>> Thanks for this review.
>> Actually this product(SDX55/0xe0bf) is using Qualcomm SDX55 new baseline(LE1.4),
>> and previous T99W175/0xe0ab is using original base line(LE1.2).
>> Our customer wants us to use different device ID to separate from each other.
>> Currently we don't have product page as our customer's new product is not released.
>>
>
>Thanks for the explanation. Please send v2 adding the baseline info in commit
>description.
>
>Thanks,
>Mani
>
Hi Mani,
I have sent V2 several days ago . Please take a look on that.
Ref link: https://lore.kernel.org/lkml/20211029104918.3976-1-slark_xiao@xxxxxxx/

Thanks!
Slark
>> >> Test evidence as below:
>> >> root@jbd-ThinkPad-P1-Gen-4:/dev# lspci -nn | grep Foxconn
>> >> 0000:08:00.0 Wireless controller [0d40]: Foxconn International, Inc. Device [105b:e0bf]
>> >> root@jbd-ThinkPad-P1-Gen-4:/dev# cat wwan0at0 & echo -ne "ati\r" > wwan0at0
>> >> [2] 2977
>> >> root@jbd-ThinkPad-P1-Gen-4:/dev# ati
>> >> Manufacturer: Qualcomm
>> >> Model: T99W175
>> >> Revision: T99W175.F0.6.0.0.6.CC.005 1 [Oct 21 2021 10:00:00]
>> >> IMEI:
>> >> +GCAP: +CGSM
>> >>
>> >> OK
>> >>
>> >> Signed-off-by: Slark Xiao <slark_xiao@xxxxxxx>
>> >> ---
>> >> drivers/bus/mhi/pci_generic.c | 3 +++
>> >> 1 file changed, 3 insertions(+)
>> >>
>> >> diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
>> >> index 59a4896a8030..566483dc15db 100644
>> >> --- a/drivers/bus/mhi/pci_generic.c
>> >> +++ b/drivers/bus/mhi/pci_generic.c
>> >> @@ -423,6 +423,9 @@ static const struct pci_device_id mhi_pci_id_table[] = {
>> >> /* DW5930e (sdx55), Non-eSIM, It's also T99W175 */
>> >> { PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0b1),
>> >> .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
>> >> + /* T99W175 (sdx55) */
>> >> + { PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0bf),
>> >> + .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
>> >> /* MV31-W (Cinterion) */
>> >> { PCI_DEVICE(0x1269, 0x00b3),
>> >> .driver_data = (kernel_ulong_t) &mhi_mv31_info },
>> >> --
>> >> 2.25.1
>> >>