Commit 9c0072bc authored by Martin Roukala (né Peres)'s avatar Martin Roukala (né Peres) Committed by Greg Kroah-Hartman
Browse files

serial: 8250_pci: add support for the AX99100 



This is found in popular brands such as StarTech.com or Delock, and has
been a source of frustration to quite a few people, if I can trust
Amazon comments complaining about Linux support via the official
out-of-the-tree driver.

Signed-off-by: default avatarMartin Roukala (né Peres) <martin.roukala@mupuf.org>
Cc: stable <stable@kernel.org>
Link: https://patch.msgid.link/20260309-8250_pci_ax99100-v1-1-3328bdfd8e94@mupuf.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 455ce986

drivers/tty/serial/8250/8250_pci.c

+17 −0
Original line number Diff line number Diff line
@@ -137,6 +137,8 @@ struct serial_private { 
};



#define PCI_DEVICE_ID_HPE_PCI_SERIAL	0x37e

#define PCIE_VENDOR_ID_ASIX		0x125B

#define PCIE_DEVICE_ID_AX99100		0x9100



static const struct pci_device_id pci_use_msi[] = {

	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
@@ -149,6 +151,8 @@ static const struct pci_device_id pci_use_msi[] = { 
			 0xA000, 0x1000) },

	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_HP_3PAR, PCI_DEVICE_ID_HPE_PCI_SERIAL,

			 PCI_ANY_ID, PCI_ANY_ID) },

	{ PCI_DEVICE_SUB(PCIE_VENDOR_ID_ASIX, PCIE_DEVICE_ID_AX99100,

			 0xA000, 0x1000) },

	{ }

};
@@ -920,6 +924,7 @@ static int pci_netmos_init(struct pci_dev *dev) 
	case PCI_DEVICE_ID_NETMOS_9912:

	case PCI_DEVICE_ID_NETMOS_9922:

	case PCI_DEVICE_ID_NETMOS_9900:

	case PCIE_DEVICE_ID_AX99100:

		num_serial = pci_netmos_9900_numports(dev);

		break;
@@ -2544,6 +2549,14 @@ static struct pci_serial_quirk pci_serial_quirks[] = { 
		.init		= pci_netmos_init,

		.setup		= pci_netmos_9900_setup,

	},

	{

		.vendor		= PCIE_VENDOR_ID_ASIX,

		.device		= PCI_ANY_ID,

		.subvendor	= PCI_ANY_ID,

		.subdevice	= PCI_ANY_ID,

		.init		= pci_netmos_init,

		.setup		= pci_netmos_9900_setup,

	},

	/*

	 * EndRun Technologies

	*/
@@ -6065,6 +6078,10 @@ static const struct pci_device_id serial_pci_tbl[] = { 
		0xA000, 0x3002,

		0, 0, pbn_NETMOS9900_2s_115200 },



	{	PCIE_VENDOR_ID_ASIX, PCIE_DEVICE_ID_AX99100,

		0xA000, 0x1000,

		0, 0, pbn_b0_1_115200 },



	/*

	 * Best Connectivity and Rosewill PCI Multi I/O cards

	 */