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path: root/drivers/tty/serial/jsm/jsm_driver.c
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Diffstat (limited to 'drivers/tty/serial/jsm/jsm_driver.c')
-rw-r--r--drivers/tty/serial/jsm/jsm_driver.c156
1 files changed, 120 insertions, 36 deletions
diff --git a/drivers/tty/serial/jsm/jsm_driver.c b/drivers/tty/serial/jsm/jsm_driver.c
index d2885a7bb090..efbd87a76656 100644
--- a/drivers/tty/serial/jsm/jsm_driver.c
+++ b/drivers/tty/serial/jsm/jsm_driver.c
@@ -13,11 +13,6 @@
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 * Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
- *
* Contact Information:
* Scott H Kilau <Scott_Kilau@digi.com>
* Wendy Xiong <wendyx@us.ibm.com>
@@ -31,8 +26,7 @@
#include "jsm.h"
MODULE_AUTHOR("Digi International, http://www.digi.com");
-MODULE_DESCRIPTION("Driver for the Digi International "
- "Neo PCI based product line");
+MODULE_DESCRIPTION("Driver for the Digi International Neo and Classic PCI based product line");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("jsm");
@@ -50,7 +44,7 @@ struct uart_driver jsm_uart_driver = {
};
static pci_ers_result_t jsm_io_error_detected(struct pci_dev *pdev,
- pci_channel_state_t state);
+ pci_channel_state_t state);
static pci_ers_result_t jsm_io_slot_reset(struct pci_dev *pdev);
static void jsm_io_resume(struct pci_dev *pdev);
@@ -68,7 +62,7 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int rc = 0;
struct jsm_board *brd;
- static int adapter_count = 0;
+ static int adapter_count;
rc = pci_enable_device(pdev);
if (rc) {
@@ -82,10 +76,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
goto out_disable_device;
}
- brd = kzalloc(sizeof(struct jsm_board), GFP_KERNEL);
+ brd = kzalloc(sizeof(*brd), GFP_KERNEL);
if (!brd) {
- dev_err(&pdev->dev,
- "memory allocation for board structure failed\n");
rc = -ENOMEM;
goto out_release_regions;
}
@@ -95,7 +87,6 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
brd->pci_dev = pdev;
switch (pdev->device) {
-
case PCI_DEVICE_ID_NEO_2DB9:
case PCI_DEVICE_ID_NEO_2DB9PRI:
case PCI_DEVICE_ID_NEO_2RJ45:
@@ -104,6 +95,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
brd->maxports = 2;
break;
+ case PCI_DEVICE_ID_CLASSIC_4:
+ case PCI_DEVICE_ID_CLASSIC_4_422:
case PCI_DEVICE_ID_NEO_4:
case PCIE_DEVICE_ID_NEO_4:
case PCIE_DEVICE_ID_NEO_4RJ45:
@@ -111,6 +104,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
brd->maxports = 4;
break;
+ case PCI_DEVICE_ID_CLASSIC_8:
+ case PCI_DEVICE_ID_CLASSIC_8_422:
case PCI_DEVICE_ID_DIGI_NEO_8:
case PCIE_DEVICE_ID_NEO_8:
case PCIE_DEVICE_ID_NEO_8RJ45:
@@ -129,36 +124,109 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
brd->irq = pdev->irq;
- jsm_dbg(INIT, &brd->pci_dev, "jsm_found_board - NEO adapter\n");
+ switch (pdev->device) {
+ case PCI_DEVICE_ID_CLASSIC_4:
+ case PCI_DEVICE_ID_CLASSIC_4_422:
+ case PCI_DEVICE_ID_CLASSIC_8:
+ case PCI_DEVICE_ID_CLASSIC_8_422:
+
+ jsm_dbg(INIT, &brd->pci_dev,
+ "jsm_found_board - Classic adapter\n");
+
+ /*
+ * For PCI ClassicBoards
+ * PCI Local Address (.i.e. "resource" number) space
+ * 0 PLX Memory Mapped Config
+ * 1 PLX I/O Mapped Config
+ * 2 I/O Mapped UARTs and Status
+ * 3 Memory Mapped VPD
+ * 4 Memory Mapped UARTs and Status
+ */
+
+ /* Get the PCI Base Address Registers */
+ brd->membase = pci_resource_start(pdev, 4);
+ brd->membase_end = pci_resource_end(pdev, 4);
+
+ if (brd->membase & 0x1)
+ brd->membase &= ~0x3;
+ else
+ brd->membase &= ~0xF;
+
+ brd->iobase = pci_resource_start(pdev, 1);
+ brd->iobase_end = pci_resource_end(pdev, 1);
+ brd->iobase = ((unsigned int)(brd->iobase)) & 0xFFFE;
+
+ /* Assign the board_ops struct */
+ brd->bd_ops = &jsm_cls_ops;
+
+ brd->bd_uart_offset = 0x8;
+ brd->bd_dividend = 921600;
+
+ brd->re_map_membase = ioremap(brd->membase,
+ pci_resource_len(pdev, 4));
+ if (!brd->re_map_membase) {
+ dev_err(&pdev->dev,
+ "Card has no PCI Memory resources, failing board.\n");
+ rc = -ENOMEM;
+ goto out_kfree_brd;
+ }
+
+ /*
+ * Enable Local Interrupt 1 (0x1),
+ * Local Interrupt 1 Polarity Active high (0x2),
+ * Enable PCI interrupt (0x43)
+ */
+ outb(0x43, brd->iobase + 0x4c);
+
+ break;
+
+ case PCI_DEVICE_ID_NEO_2DB9:
+ case PCI_DEVICE_ID_NEO_2DB9PRI:
+ case PCI_DEVICE_ID_NEO_2RJ45:
+ case PCI_DEVICE_ID_NEO_2RJ45PRI:
+ case PCI_DEVICE_ID_NEO_2_422_485:
+ case PCI_DEVICE_ID_NEO_4:
+ case PCIE_DEVICE_ID_NEO_4:
+ case PCIE_DEVICE_ID_NEO_4RJ45:
+ case PCIE_DEVICE_ID_NEO_4_IBM:
+ case PCI_DEVICE_ID_DIGI_NEO_8:
+ case PCIE_DEVICE_ID_NEO_8:
+ case PCIE_DEVICE_ID_NEO_8RJ45:
+
+ jsm_dbg(INIT, &brd->pci_dev, "jsm_found_board - NEO adapter\n");
- /* get the PCI Base Address Registers */
- brd->membase = pci_resource_start(pdev, 0);
- brd->membase_end = pci_resource_end(pdev, 0);
+ /* get the PCI Base Address Registers */
+ brd->membase = pci_resource_start(pdev, 0);
+ brd->membase_end = pci_resource_end(pdev, 0);
- if (brd->membase & 1)
- brd->membase &= ~3;
- else
- brd->membase &= ~15;
+ if (brd->membase & 1)
+ brd->membase &= ~0x3;
+ else
+ brd->membase &= ~0xF;
- /* Assign the board_ops struct */
- brd->bd_ops = &jsm_neo_ops;
+ /* Assign the board_ops struct */
+ brd->bd_ops = &jsm_neo_ops;
- brd->bd_uart_offset = 0x200;
- brd->bd_dividend = 921600;
+ brd->bd_uart_offset = 0x200;
+ brd->bd_dividend = 921600;
- brd->re_map_membase = ioremap(brd->membase, pci_resource_len(pdev, 0));
- if (!brd->re_map_membase) {
- dev_err(&pdev->dev,
- "card has no PCI Memory resources, "
- "failing board.\n");
- rc = -ENOMEM;
- goto out_kfree_brd;
+ brd->re_map_membase = ioremap(brd->membase,
+ pci_resource_len(pdev, 0));
+ if (!brd->re_map_membase) {
+ dev_err(&pdev->dev,
+ "Card has no PCI Memory resources, failing board.\n");
+ rc = -ENOMEM;
+ goto out_kfree_brd;
+ }
+
+ break;
+ default:
+ return -ENXIO;
}
- rc = request_irq(brd->irq, brd->bd_ops->intr,
- IRQF_SHARED, "JSM", brd);
+ rc = request_irq(brd->irq, brd->bd_ops->intr, IRQF_SHARED, "JSM", brd);
if (rc) {
- printk(KERN_WARNING "Failed to hook IRQ %d\n",brd->irq);
+ dev_warn(&pdev->dev, "Failed to hook IRQ %d\n", brd->irq);
goto out_iounmap;
}
@@ -178,7 +246,7 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}
/* Log the information about the board */
- dev_info(&pdev->dev, "board %d: Digi Neo (rev %d), irq %d\n",
+ dev_info(&pdev->dev, "board %d: Digi Classic/Neo (rev %d), irq %d\n",
adapter_count, brd->rev, brd->irq);
pci_set_drvdata(pdev, brd);
@@ -205,6 +273,18 @@ static void jsm_remove_one(struct pci_dev *pdev)
struct jsm_board *brd = pci_get_drvdata(pdev);
int i = 0;
+ switch (pdev->device) {
+ case PCI_DEVICE_ID_CLASSIC_4:
+ case PCI_DEVICE_ID_CLASSIC_4_422:
+ case PCI_DEVICE_ID_CLASSIC_8:
+ case PCI_DEVICE_ID_CLASSIC_8_422:
+ /* Tell card not to interrupt anymore. */
+ outb(0x0, brd->iobase + 0x4c);
+ break;
+ default:
+ break;
+ }
+
jsm_remove_uart_port(brd);
free_irq(brd->irq, brd);
@@ -239,6 +319,10 @@ static struct pci_device_id jsm_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_4), 0, 0, 11 },
{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_4RJ45), 0, 0, 12 },
{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_8RJ45), 0, 0, 13 },
+ { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_CLASSIC_4), 0, 0, 14 },
+ { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_CLASSIC_4_422), 0, 0, 15 },
+ { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_CLASSIC_8), 0, 0, 16 },
+ { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_CLASSIC_8_422), 0, 0, 17 },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, jsm_pci_tbl);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 07:43:41 +0100