linux-kernel - [PATCH v2] bus: mhi: pci_generic: Add new device ID support for T99W175

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Message-Id: <20211029104918.3976-1-slark_xiao@163.com>
Date:   Fri, 29 Oct 2021 18:49:18 +0800
From:   Slark Xiao <slark_xiao@....com>
To:     mani@...nel.org, hemantk@...eaurora.org
Cc:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Slark Xiao <slark_xiao@....com>
Subject: [PATCH v2] bus: mhi: pci_generic: Add new device ID support for T99W175

Add new device ID 0xe0bf for T99W175.
This device ID is created because it is using Qualcomm SDX55 new base line.

Test evidence as below:
root@...-ThinkPad-P1-Gen-4:/dev# lspci -nn | grep Foxconn
0000:08:00.0 Wireless controller [0d40]: Foxconn International, Inc. Device [105b:e0bf]
root@...-ThinkPad-P1-Gen-4:/dev# cat wwan0at0 & echo -ne "ati\r" > wwan0at0
[2] 2977
root@...-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@....com>
---

v2: Add descriptions about the dfiiference between 0xe0ab and 0xeobf.
---
 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..94d8aa9c2eae 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), Based on Qualcomm new baseline */
+	{ 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