This is a note to let you know that I've just added the patch titled
tty: Add support for PCIe WCH382 2S multi-IO card
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tty-add-support-for-pcie-wch382-2s-multi-io-card.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 7dde55787b43a8f2b4021916db38d90c03a2ec64 Mon Sep 17 00:00:00 2001
From: Jeremy McNicoll <jmcnicol@xxxxxxxxxx>
Date: Tue, 2 Feb 2016 13:00:45 -0800
Subject: tty: Add support for PCIe WCH382 2S multi-IO card
From: Jeremy McNicoll <jmcnicol@xxxxxxxxxx>
commit 7dde55787b43a8f2b4021916db38d90c03a2ec64 upstream.
WCH382 2S board is a PCIe card with 2 DB9 COM ports detected as
Serial controller: Device 1c00:3253 (rev 10) (prog-if 05 [16850])
Signed-off-by: Jeremy McNicoll <jmcnicol@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/tty/serial/8250/8250_pci.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1936,6 +1936,7 @@ pci_wch_ch38x_setup(struct serial_privat
#define PCIE_VENDOR_ID_WCH 0x1c00
#define PCIE_DEVICE_ID_WCH_CH382_2S1P 0x3250
#define PCIE_DEVICE_ID_WCH_CH384_4S 0x3470
+#define PCIE_DEVICE_ID_WCH_CH382_2S 0x3253
#define PCI_VENDOR_ID_PERICOM 0x12D8
#define PCI_DEVICE_ID_PERICOM_PI7C9X7951 0x7951
@@ -2618,6 +2619,14 @@ static struct pci_serial_quirk pci_seria
.subdevice = PCI_ANY_ID,
.setup = pci_wch_ch353_setup,
},
+ /* WCH CH382 2S card (16850 clone) */
+ {
+ .vendor = PCIE_VENDOR_ID_WCH,
+ .device = PCIE_DEVICE_ID_WCH_CH382_2S,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_wch_ch38x_setup,
+ },
/* WCH CH382 2S1P card (16850 clone) */
{
.vendor = PCIE_VENDOR_ID_WCH,
@@ -2936,6 +2945,7 @@ enum pci_board_num_t {
pbn_fintek_4,
pbn_fintek_8,
pbn_fintek_12,
+ pbn_wch382_2,
pbn_wch384_4,
pbn_pericom_PI7C9X7951,
pbn_pericom_PI7C9X7952,
@@ -3756,6 +3766,13 @@ static struct pciserial_board pci_boards
.base_baud = 115200,
.first_offset = 0x40,
},
+ [pbn_wch382_2] = {
+ .flags = FL_BASE0,
+ .num_ports = 2,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ .first_offset = 0xC0,
+ },
[pbn_wch384_4] = {
.flags = FL_BASE0,
.num_ports = 4,
@@ -5545,6 +5562,10 @@ static struct pci_device_id serial_pci_t
PCI_ANY_ID, PCI_ANY_ID,
0, 0, pbn_b0_bt_2_115200 },
+ { PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH382_2S,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0, 0, pbn_wch382_2 },
+
{ PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH384_4S,
PCI_ANY_ID, PCI_ANY_ID,
0, 0, pbn_wch384_4 },
Patches currently in stable-queue which might be from jmcnicol@xxxxxxxxxx are
queue-4.4/tty-add-support-for-pcie-wch382-2s-multi-io-card.patch
queue-4.4/iommu-vt-d-don-t-skip-pci-devices-when-disabling-iotlb.patch
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