jsm: additional device support

I have a Digi Neo 8 PCI card (114f:00b1) Serial controller: Digi
International Digi Neo 8 (rev 05)

that works with the jsm driver after using the following patch.

Signed-off-by: Adam Lackorzynski <[e-mail]>
Cc: Scott H Kilau <[e-mail]>
Cc: Wendy Xiong <[e-mail]>
Acked-by: Alan Cox <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/serial/jsm/jsm_driver.c

···
 	brd->pci_dev = pdev;
 	if (pdev->device == PCIE_DEVICE_ID_NEO_4_IBM)
 		brd->maxports = 4;
+	else if (pdev->device == PCI_DEVICE_ID_DIGI_NEO_8)
+		brd->maxports = 8;
 	else
 		brd->maxports = 2;
 
···
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45), 0, 0, 2 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45PRI), 0, 0, 3 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_4_IBM), 0, 0, 4 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_NEO_8), 0, 0, 5 },
 	{ 0, }
 };
 MODULE_DEVICE_TABLE(pci, jsm_pci_tbl);

include/linux/pci_ids.h

···
 #define PCI_DEVICE_ID_DIGI_DF_M_E	0x0071
 #define PCI_DEVICE_ID_DIGI_DF_M_IOM2_A	0x0072
 #define PCI_DEVICE_ID_DIGI_DF_M_A	0x0073
+#define PCI_DEVICE_ID_DIGI_NEO_8	0x00B1
 #define PCI_DEVICE_ID_NEO_2DB9          0x00C8
 #define PCI_DEVICE_ID_NEO_2DB9PRI       0x00C9
 #define PCI_DEVICE_ID_NEO_2RJ45         0x00CA