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-rw-r--r--drivers/parport/parport_serial.c66
-rw-r--r--drivers/tty/serial/8250_pci.c104
-rw-r--r--include/linux/pci_ids.h4
3 files changed, 157 insertions, 17 deletions
diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index f01e26440f11..342a3de6c674 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -33,6 +33,9 @@ enum parport_pc_pci_cards {
netmos_9xx5_combo,
netmos_9855,
netmos_9855_2p,
+ netmos_9900,
+ netmos_9900_2p,
+ netmos_99xx_1p,
avlab_1s1p,
avlab_1s2p,
avlab_2s1p,
@@ -72,22 +75,20 @@ static int __devinit netmos_parallel_init(struct pci_dev *dev, struct parport_pc
dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
dev->subsystem_device == 0x0299)
return -ENODEV;
- /*
- * Netmos uses the subdevice ID to indicate the number of parallel
- * and serial ports. The form is 0x00PS, where <P> is the number of
- * parallel ports and <S> is the number of serial ports.
- */
- par->numports = (dev->subsystem_device & 0xf0) >> 4;
- if (par->numports > ARRAY_SIZE(par->addr))
- par->numports = ARRAY_SIZE(par->addr);
- /*
- * This function is currently only called for cards with up to
- * one parallel port.
- * Parallel port BAR is either before or after serial ports BARS;
- * hence, lo should be either 0 or equal to the number of serial ports.
- */
- if (par->addr[0].lo != 0)
- par->addr[0].lo = dev->subsystem_device & 0xf;
+
+ if (dev->device == PCI_DEVICE_ID_NETMOS_9912) {
+ par->numports = 1;
+ } else {
+ /*
+ * Netmos uses the subdevice ID to indicate the number of parallel
+ * and serial ports. The form is 0x00PS, where <P> is the number of
+ * parallel ports and <S> is the number of serial ports.
+ */
+ par->numports = (dev->subsystem_device & 0xf0) >> 4;
+ if (par->numports > ARRAY_SIZE(par->addr))
+ par->numports = ARRAY_SIZE(par->addr);
+ }
+
return 0;
}
@@ -97,6 +98,9 @@ static struct parport_pc_pci cards[] __devinitdata = {
/* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init },
/* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init },
/* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } },
+ /* netmos_9900 */ {1, { { 3, 4 }, }, netmos_parallel_init },
+ /* netmos_9900_2p */ {2, { { 0, 1 }, { 3, 4 }, } },
+ /* netmos_99xx_1p */ {1, { { 0, 1 }, } },
/* avlab_1s1p */ { 1, { { 1, 2}, } },
/* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} },
/* avlab_2s1p */ { 1, { { 2, 3}, } },
@@ -127,6 +131,14 @@ static struct pci_device_id parport_serial_pci_tbl[] = {
0x1000, 0x0022, 0, 0, netmos_9855_2p },
{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 },
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
+ 0xA000, 0x3011, 0, 0, netmos_9900 },
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
+ 0xA000, 0x3012, 0, 0, netmos_9900 },
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
+ 0xA000, 0x3020, 0, 0, netmos_9900_2p },
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912,
+ 0xA000, 0x2000, 0, 0, netmos_99xx_1p },
/* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/
{ PCI_VENDOR_ID_AFAVLAB, 0x2110,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p },
@@ -219,6 +231,24 @@ static struct pciserial_board pci_parport_serial_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
+ [netmos_9900] = { /* n/t */
+ .flags = FL_BASE0 | FL_BASE_BARS,
+ .num_ports = 1,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
+ [netmos_9900_2p] = { /* parallel only */ /* n/t */
+ .flags = FL_BASE0,
+ .num_ports = 0,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
+ [netmos_99xx_1p] = { /* parallel only */ /* n/t */
+ .flags = FL_BASE0,
+ .num_ports = 0,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
[avlab_1s1p] = { /* n/t */
.flags = FL_BASE0 | FL_BASE_BARS,
.num_ports = 1,
@@ -285,6 +315,10 @@ static int __devinit serial_register (struct pci_dev *dev,
struct serial_private *serial;
board = &pci_parport_serial_boards[id->driver_data];
+
+ if (board->num_ports == 0)
+ return 0;
+
serial = pciserial_init_ports(dev, board);
if (IS_ERR(serial))
diff --git a/drivers/tty/serial/8250_pci.c b/drivers/tty/serial/8250_pci.c
index 4b4968a294b2..0b255cef57e0 100644
--- a/drivers/tty/serial/8250_pci.c
+++ b/drivers/tty/serial/8250_pci.c
@@ -56,6 +56,9 @@ struct serial_private {
int line[0];
};
+static int pci_default_setup(struct serial_private*,
+ const struct pciserial_board*, struct uart_port*, int);
+
static void moan_device(const char *str, struct pci_dev *dev)
{
printk(KERN_WARNING
@@ -752,6 +755,62 @@ pci_ni8430_setup(struct serial_private *priv,
return setup_port(priv, port, bar, offset, board->reg_shift);
}
+static int pci_netmos_9900_setup(struct serial_private *priv,
+ const struct pciserial_board *board,
+ struct uart_port *port, int idx)
+{
+ unsigned int bar;
+
+ if ((priv->dev->subsystem_device & 0xff00) == 0x3000) {
+ /* netmos apparently orders BARs by datasheet layout, so serial
+ * ports get BARs 0 and 3 (or 1 and 4 for memmapped)
+ */
+ bar = 3 * idx;
+
+ return setup_port(priv, port, bar, 0, board->reg_shift);
+ } else {
+ return pci_default_setup(priv, board, port, idx);
+ }
+}
+
+/* the 99xx series comes with a range of device IDs and a variety
+ * of capabilities:
+ *
+ * 9900 has varying capabilities and can cascade to sub-controllers
+ * (cascading should be purely internal)
+ * 9904 is hardwired with 4 serial ports
+ * 9912 and 9922 are hardwired with 2 serial ports
+ */
+static int pci_netmos_9900_numports(struct pci_dev *dev)
+{
+ unsigned int c = dev->class;
+ unsigned int pi;
+ unsigned short sub_serports;
+
+ pi = (c & 0xff);
+
+ if (pi == 2) {
+ return 1;
+ } else if ((pi == 0) &&
+ (dev->device == PCI_DEVICE_ID_NETMOS_9900)) {
+ /* two possibilities: 0x30ps encodes number of parallel and
+ * serial ports, or 0x1000 indicates *something*. This is not
+ * immediately obvious, since the 2s1p+4s configuration seems
+ * to offer all functionality on functions 0..2, while still
+ * advertising the same function 3 as the 4s+2s1p config.
+ */
+ sub_serports = dev->subsystem_device & 0xf;
+ if (sub_serports > 0) {
+ return sub_serports;
+ } else {
+ printk(KERN_NOTICE "NetMos/Mostech serial driver ignoring port on ambiguous config.\n");
+ return 0;
+ }
+ }
+
+ moan_device("unknown NetMos/Mostech program interface", dev);
+ return 0;
+}
static int pci_netmos_init(struct pci_dev *dev)
{
@@ -761,12 +820,28 @@ static int pci_netmos_init(struct pci_dev *dev)
if ((dev->device == PCI_DEVICE_ID_NETMOS_9901) ||
(dev->device == PCI_DEVICE_ID_NETMOS_9865))
return 0;
+
if (dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
dev->subsystem_device == 0x0299)
return 0;
+ switch (dev->device) { /* FALLTHROUGH on all */
+ case PCI_DEVICE_ID_NETMOS_9904:
+ case PCI_DEVICE_ID_NETMOS_9912:
+ case PCI_DEVICE_ID_NETMOS_9922:
+ case PCI_DEVICE_ID_NETMOS_9900:
+ num_serial = pci_netmos_9900_numports(dev);
+ break;
+
+ default:
+ if (num_serial == 0 ) {
+ moan_device("unknown NetMos/Mostech device", dev);
+ }
+ }
+
if (num_serial == 0)
return -ENODEV;
+
return num_serial;
}
@@ -1417,7 +1492,7 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_netmos_init,
- .setup = pci_default_setup,
+ .setup = pci_netmos_9900_setup,
},
/*
* For Oxford Semiconductor Tornado based devices
@@ -1644,6 +1719,7 @@ enum pci_board_num_t {
pbn_ADDIDATA_PCIe_8_3906250,
pbn_ce4100_1_115200,
pbn_omegapci,
+ pbn_NETMOS9900_2s_115200,
};
/*
@@ -2345,6 +2421,11 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 0x200,
},
+ [pbn_NETMOS9900_2s_115200] = {
+ .flags = FL_BASE0,
+ .num_ports = 2,
+ .base_baud = 115200,
+ },
};
static const struct pci_device_id softmodem_blacklist[] = {
@@ -3826,6 +3907,27 @@ static struct pci_device_id serial_pci_tbl[] = {
0xA000, 0x1000,
0, 0, pbn_b0_1_115200 },
+ /* the 9901 is a rebranded 9912 */
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912,
+ 0xA000, 0x1000,
+ 0, 0, pbn_b0_1_115200 },
+
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9922,
+ 0xA000, 0x1000,
+ 0, 0, pbn_b0_1_115200 },
+
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9904,
+ 0xA000, 0x1000,
+ 0, 0, pbn_b0_1_115200 },
+
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
+ 0xA000, 0x1000,
+ 0, 0, pbn_b0_1_115200 },
+
+ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900,
+ 0xA000, 0x3002,
+ 0, 0, pbn_NETMOS9900_2s_115200 },
+
/*
* Best Connectivity PCI Multi I/O cards
*/
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index a311008af5e1..034ebb4451c2 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2821,7 +2821,11 @@
#define PCI_DEVICE_ID_NETMOS_9845 0x9845
#define PCI_DEVICE_ID_NETMOS_9855 0x9855
#define PCI_DEVICE_ID_NETMOS_9865 0x9865
+#define PCI_DEVICE_ID_NETMOS_9900 0x9900
#define PCI_DEVICE_ID_NETMOS_9901 0x9901
+#define PCI_DEVICE_ID_NETMOS_9904 0x9904
+#define PCI_DEVICE_ID_NETMOS_9912 0x9912
+#define PCI_DEVICE_ID_NETMOS_9922 0x9922
#define PCI_VENDOR_ID_3COM_2 0xa727
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.