Char: mxser, add CP-102UF support

Add support for CP-102UF moxa card (update to 1.12 original driver) and
increment this driver version.

(Somewhat reworked by alan@redhat.com to merge in with other patches)

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index f04c3c58a05a..4c756bbba948 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -47,7 +47,7 @@
 
 #include "mxser.h"
 
-#define MXSER_VERSION   "2.0.3"         /* 1.11 */
+#define MXSER_VERSION   "2.0.4"         /* 1.12 */
 #define MXSERMAJOR       174
 #define MXSERCUMAJOR     175
 
@@ -71,12 +71,13 @@
 #define UART_MCR_AFE            0x20
 #define UART_LSR_SPECIAL        0x1E
 
+#define PCI_DEVICE_ID_POS104UL  0x1044
 #define PCI_DEVICE_ID_CB108     0x1080
+#define PCI_DEVICE_ID_CP102UF   0x1023
 #define PCI_DEVICE_ID_CB114     0x1142
 #define PCI_DEVICE_ID_CP114UL   0x1143
 #define PCI_DEVICE_ID_CB134I    0x1341
 #define PCI_DEVICE_ID_CP138U    0x1380
-#define PCI_DEVICE_ID_POS104UL  0x1044
 
 
 #define C168_ASIC_ID    1
@@ -142,7 +143,8 @@ static const struct mxser_cardinfo mxser_cards[] = {
         { "CB-134I series",     4, },
         { "CP-138U series",     8, },
         { "POS-104UL series",   4, },
-        { "CP-114UL series",    4, }
+        { "CP-114UL series",    4, },
+/*30*/  { "CP-102UF series",    2, }
 };
 
 /* driver_data correspond to the lines in the structure above
@@ -172,6 +174,7 @@ static struct pci_device_id mxser_pcibrds[] = {
         { PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP138U),      .driver_data = 27 },
         { PCI_VDEVICE(MOXA, PCI_DEVICE_ID_POS104UL),    .driver_data = 28 },
         { PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP114UL),     .driver_data = 29 },
+        { PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP102UF),     .driver_data = 30 },
         { }
 };
 MODULE_DEVICE_TABLE(pci, mxser_pcibrds);
@@ -1414,7 +1417,6 @@ static int mxser_set_serial_info(struct mxser_port *info,
                 info->port.closing_wait = new_serial.closing_wait * HZ / 100;
                 info->port.tty->low_latency =
                                 (info->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0;
-                info->port.tty->low_latency = 0;
                 if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_CUST &&
                                 (new_serial.baud_base != info->baud_base ||
                                 new_serial.custom_divisor !=