@@ -2,7 +2,7 @@
# Makefile for the ddbridge device driver
#
-ddbridge-objs := ddbridge-core.o
+ddbridge-objs := ddbridge-main.o ddbridge-core.o ddbridge-i2c.o
obj-$(CONFIG_DVB_DDBRIDGE) += ddbridge.o
@@ -32,8 +32,8 @@
#include <linux/i2c.h>
#include <linux/swab.h>
#include <linux/vmalloc.h>
-#include "ddbridge.h"
+#include "ddbridge.h"
#include "ddbridge-regs.h"
#include "tda18271c2dd.h"
@@ -49,227 +49,8 @@
#include "stv6111.h"
#include "lnbh25.h"
-static int xo2_speed = 2;
-module_param(xo2_speed, int, 0444);
-MODULE_PARM_DESC(xo2_speed, "default transfer speed for xo2 based duoflex, 0=55,1=75,2=90,3=104 MBit/s, default=2, use attribute to change for individual cards");
-
-static int stv0910_single;
-module_param(stv0910_single, int, 0444);
-MODULE_PARM_DESC(stv0910_single, "use stv0910 cards as single demods");
-
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
-/* MSI had problems with lost interrupts, fixed but needs testing */
-#undef CONFIG_PCI_MSI
-
-/******************************************************************************/
-
-static int i2c_io(struct i2c_adapter *adapter, u8 adr,
- u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen)
-{
- struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
- .buf = wbuf, .len = wlen },
- {.addr = adr, .flags = I2C_M_RD,
- .buf = rbuf, .len = rlen } };
- return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1;
-}
-
-static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len)
-{
- struct i2c_msg msg = {.addr = adr, .flags = 0,
- .buf = data, .len = len};
-
- return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1;
-}
-
-static int i2c_read(struct i2c_adapter *adapter, u8 adr, u8 *val)
-{
- struct i2c_msg msgs[1] = {{.addr = adr, .flags = I2C_M_RD,
- .buf = val, .len = 1 } };
- return (i2c_transfer(adapter, msgs, 1) == 1) ? 0 : -1;
-}
-
-static int i2c_read_regs(struct i2c_adapter *adapter,
- u8 adr, u8 reg, u8 *val, u8 len)
-{
- struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
- .buf = ®, .len = 1 },
- {.addr = adr, .flags = I2C_M_RD,
- .buf = val, .len = len } };
- return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1;
-}
-
-static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr, u8 reg, u8 *val)
-{
- return i2c_read_regs(adapter, adr, reg, val, 1);
-}
-
-static int i2c_read_reg16(struct i2c_adapter *adapter, u8 adr,
- u16 reg, u8 *val)
-{
- u8 msg[2] = {reg>>8, reg&0xff};
- struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
- .buf = msg, .len = 2},
- {.addr = adr, .flags = I2C_M_RD,
- .buf = val, .len = 1} };
- return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1;
-}
-
-static int i2c_write_reg(struct i2c_adapter *adap, u8 adr,
- u8 reg, u8 val)
-{
- u8 msg[2] = {reg, val};
-
- return i2c_write(adap, adr, msg, 2);
-}
-
-static inline u32 safe_ddbreadl(struct ddb *dev, u32 adr)
-{
- u32 val = ddbreadl(adr);
-
- /* (ddb)readl returns (uint)-1 (all bits set) on failure, catch that */
- if (val == ~0) {
- dev_err(&dev->pdev->dev, "ddbreadl failure, adr=%08x\n", adr);
- return 0;
- }
-
- return val;
-}
-
-static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd)
-{
- struct ddb *dev = i2c->dev;
- long stat;
- u32 val;
-
- i2c->done = 0;
- ddbwritel((adr << 9) | cmd, i2c->regs + I2C_COMMAND);
- stat = wait_event_timeout(i2c->wq, i2c->done == 1, HZ);
- if (stat == 0) {
- dev_err(&dev->pdev->dev, "I2C timeout\n");
- { /* MSI debugging*/
- u32 istat = ddbreadl(INTERRUPT_STATUS);
- dev_err(&dev->pdev->dev, "IRS %08x\n", istat);
- ddbwritel(istat, INTERRUPT_ACK);
- }
- return -EIO;
- }
- val = ddbreadl(i2c->regs+I2C_COMMAND);
- if (val & 0x70000)
- return -EIO;
- return 0;
-}
-
-static int ddb_i2c_master_xfer(struct i2c_adapter *adapter,
- struct i2c_msg msg[], int num)
-{
- struct ddb_i2c *i2c = (struct ddb_i2c *)i2c_get_adapdata(adapter);
- struct ddb *dev = i2c->dev;
- u8 addr = 0;
-
- if (num)
- addr = msg[0].addr;
-
- if (num == 2 && msg[1].flags & I2C_M_RD &&
- !(msg[0].flags & I2C_M_RD)) {
- memcpy_toio(dev->regs + I2C_TASKMEM_BASE + i2c->wbuf,
- msg[0].buf, msg[0].len);
- ddbwritel(msg[0].len|(msg[1].len << 16),
- i2c->regs+I2C_TASKLENGTH);
- if (!ddb_i2c_cmd(i2c, addr, 1)) {
- memcpy_fromio(msg[1].buf,
- dev->regs + I2C_TASKMEM_BASE + i2c->rbuf,
- msg[1].len);
- return num;
- }
- }
-
- if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
- ddbcpyto(I2C_TASKMEM_BASE + i2c->wbuf, msg[0].buf, msg[0].len);
- ddbwritel(msg[0].len, i2c->regs + I2C_TASKLENGTH);
- if (!ddb_i2c_cmd(i2c, addr, 2))
- return num;
- }
- if (num == 1 && (msg[0].flags & I2C_M_RD)) {
- ddbwritel(msg[0].len << 16, i2c->regs + I2C_TASKLENGTH);
- if (!ddb_i2c_cmd(i2c, addr, 3)) {
- ddbcpyfrom(msg[0].buf,
- I2C_TASKMEM_BASE + i2c->rbuf, msg[0].len);
- return num;
- }
- }
- return -EIO;
-}
-
-
-static u32 ddb_i2c_functionality(struct i2c_adapter *adap)
-{
- return I2C_FUNC_SMBUS_EMUL;
-}
-
-static const struct i2c_algorithm ddb_i2c_algo = {
- .master_xfer = ddb_i2c_master_xfer,
- .functionality = ddb_i2c_functionality,
-};
-
-static void ddb_i2c_release(struct ddb *dev)
-{
- int i;
- struct ddb_i2c *i2c;
- struct i2c_adapter *adap;
-
- for (i = 0; i < dev->info->port_num; i++) {
- i2c = &dev->i2c[i];
- adap = &i2c->adap;
- i2c_del_adapter(adap);
- }
-}
-
-static int ddb_i2c_init(struct ddb *dev)
-{
- int i, j, stat = 0;
- struct ddb_i2c *i2c;
- struct i2c_adapter *adap;
-
- for (i = 0; i < dev->info->port_num; i++) {
- i2c = &dev->i2c[i];
- i2c->dev = dev;
- i2c->nr = i;
- i2c->wbuf = i * (I2C_TASKMEM_SIZE / 4);
- i2c->rbuf = i2c->wbuf + (I2C_TASKMEM_SIZE / 8);
- i2c->regs = 0x80 + i * 0x20;
- ddbwritel(I2C_SPEED_100, i2c->regs + I2C_TIMING);
- ddbwritel((i2c->rbuf << 16) | i2c->wbuf,
- i2c->regs + I2C_TASKADDRESS);
- init_waitqueue_head(&i2c->wq);
-
- adap = &i2c->adap;
- i2c_set_adapdata(adap, i2c);
-#ifdef I2C_ADAP_CLASS_TV_DIGITAL
- adap->class = I2C_ADAP_CLASS_TV_DIGITAL|I2C_CLASS_TV_ANALOG;
-#else
-#ifdef I2C_CLASS_TV_ANALOG
- adap->class = I2C_CLASS_TV_ANALOG;
-#endif
-#endif
- strcpy(adap->name, "ddbridge");
- adap->algo = &ddb_i2c_algo;
- adap->algo_data = (void *)i2c;
- adap->dev.parent = &dev->pdev->dev;
- stat = i2c_add_adapter(adap);
- if (stat)
- break;
- }
- if (stat)
- for (j = 0; j < i; j++) {
- i2c = &dev->i2c[j];
- adap = &i2c->adap;
- i2c_del_adapter(adap);
- }
- return stat;
-}
-
-
/******************************************************************************/
/******************************************************************************/
/******************************************************************************/
@@ -342,7 +123,7 @@ static int io_alloc(struct pci_dev *pdev, u8 **vbuf,
return 0;
}
-static int ddb_buffers_alloc(struct ddb *dev)
+int ddb_buffers_alloc(struct ddb *dev)
{
int i;
struct ddb_port *port;
@@ -382,7 +163,7 @@ static int ddb_buffers_alloc(struct ddb *dev)
return 0;
}
-static void ddb_buffers_free(struct ddb *dev)
+void ddb_buffers_free(struct ddb *dev)
{
int i;
struct ddb_port *port;
@@ -1662,7 +1443,7 @@ static int ddb_port_attach(struct ddb_port *port)
return ret;
}
-static int ddb_ports_attach(struct ddb *dev)
+int ddb_ports_attach(struct ddb *dev)
{
int i, ret = 0;
struct ddb_port *port;
@@ -1676,7 +1457,7 @@ static int ddb_ports_attach(struct ddb *dev)
return ret;
}
-static void ddb_ports_detach(struct ddb *dev)
+void ddb_ports_detach(struct ddb *dev)
{
int i;
struct ddb_port *port;
@@ -1787,7 +1568,7 @@ static void ddb_output_init(struct ddb_port *port, int nr)
init_waitqueue_head(&output->wq);
}
-static void ddb_ports_init(struct ddb *dev)
+void ddb_ports_init(struct ddb *dev)
{
int i;
struct ddb_port *port;
@@ -1809,7 +1590,7 @@ static void ddb_ports_init(struct ddb *dev)
}
}
-static void ddb_ports_release(struct ddb *dev)
+void ddb_ports_release(struct ddb *dev)
{
int i;
struct ddb_port *port;
@@ -1835,7 +1616,7 @@ static void irq_handle_i2c(struct ddb *dev, int n)
wake_up(&i2c->wq);
}
-static irqreturn_t irq_handler(int irq, void *dev_id)
+irqreturn_t irq_handler(int irq, void *dev_id)
{
struct ddb *dev = (struct ddb *) dev_id;
u32 s = ddbreadl(INTERRUPT_STATUS);
@@ -2038,7 +1819,7 @@ static char *ddb_devnode(struct device *device, umode_t *mode)
return kasprintf(GFP_KERNEL, "ddbridge/card%d", dev->nr);
}
-static int ddb_class_create(void)
+int ddb_class_create(void)
{
ddb_major = register_chrdev(0, DDB_NAME, &ddb_fops);
if (ddb_major < 0)
@@ -2053,13 +1834,13 @@ static int ddb_class_create(void)
return 0;
}
-static void ddb_class_destroy(void)
+void ddb_class_destroy(void)
{
class_destroy(ddb_class);
unregister_chrdev(ddb_major, DDB_NAME);
}
-static int ddb_device_create(struct ddb *dev)
+int ddb_device_create(struct ddb *dev)
{
dev->nr = ddb_num++;
dev->ddb_dev = device_create(ddb_class, NULL,
@@ -2071,355 +1852,10 @@ static int ddb_device_create(struct ddb *dev)
return 0;
}
-static void ddb_device_destroy(struct ddb *dev)
+void ddb_device_destroy(struct ddb *dev)
{
ddb_num--;
if (IS_ERR(dev->ddb_dev))
return;
device_destroy(ddb_class, MKDEV(ddb_major, 0));
}
-
-/****************************************************************************/
-/****************************************************************************/
-/****************************************************************************/
-
-static void ddb_unmap(struct ddb *dev)
-{
- if (dev->regs)
- iounmap(dev->regs);
- vfree(dev);
-}
-
-
-static void ddb_remove(struct pci_dev *pdev)
-{
- struct ddb *dev = pci_get_drvdata(pdev);
-
- ddb_ports_detach(dev);
- ddb_i2c_release(dev);
-
- ddbwritel(0, INTERRUPT_ENABLE);
- free_irq(dev->pdev->irq, dev);
-#ifdef CONFIG_PCI_MSI
- if (dev->msi)
- pci_disable_msi(dev->pdev);
-#endif
- ddb_ports_release(dev);
- ddb_buffers_free(dev);
- ddb_device_destroy(dev);
-
- ddb_unmap(dev);
- pci_set_drvdata(pdev, NULL);
- pci_disable_device(pdev);
-}
-
-
-static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
-{
- struct ddb *dev;
- int stat = 0;
- int irq_flag = IRQF_SHARED;
-
- if (pci_enable_device(pdev) < 0)
- return -ENODEV;
-
- dev = vzalloc(sizeof(struct ddb));
- if (dev == NULL)
- return -ENOMEM;
-
- dev->pdev = pdev;
- pci_set_drvdata(pdev, dev);
- dev->info = (struct ddb_info *) id->driver_data;
- dev_info(&pdev->dev, "Detected %s\n", dev->info->name);
-
- dev->regs = ioremap(pci_resource_start(dev->pdev, 0),
- pci_resource_len(dev->pdev, 0));
- if (!dev->regs) {
- stat = -ENOMEM;
- goto fail;
- }
- dev_info(&pdev->dev, "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4));
-
-#ifdef CONFIG_PCI_MSI
- if (pci_msi_enabled())
- stat = pci_enable_msi(dev->pdev);
- if (stat) {
- dev_info(&pdev->dev, "MSI not available.\n");
- } else {
- irq_flag = 0;
- dev->msi = 1;
- }
-#endif
- stat = request_irq(dev->pdev->irq, irq_handler,
- irq_flag, "DDBridge", (void *) dev);
- if (stat < 0)
- goto fail1;
- ddbwritel(0, DMA_BASE_WRITE);
- ddbwritel(0, DMA_BASE_READ);
- ddbwritel(0xffffffff, INTERRUPT_ACK);
- ddbwritel(0xfff0f, INTERRUPT_ENABLE);
- ddbwritel(0, MSI1_ENABLE);
-
- /* board control */
- if (dev->info->board_control) {
- ddbwritel(0, DDB_LINK_TAG(0) | BOARD_CONTROL);
- msleep(100);
- ddbwritel(dev->info->board_control_2,
- DDB_LINK_TAG(0) | BOARD_CONTROL);
- usleep_range(2000, 3000);
- ddbwritel(dev->info->board_control_2
- | dev->info->board_control,
- DDB_LINK_TAG(0) | BOARD_CONTROL);
- usleep_range(2000, 3000);
- }
-
- if (ddb_i2c_init(dev) < 0)
- goto fail1;
- ddb_ports_init(dev);
- if (ddb_buffers_alloc(dev) < 0) {
- dev_err(&pdev->dev, "Could not allocate buffer memory\n");
- goto fail2;
- }
- if (ddb_ports_attach(dev) < 0)
- goto fail3;
- ddb_device_create(dev);
- return 0;
-
-fail3:
- ddb_ports_detach(dev);
- dev_err(&pdev->dev, "fail3\n");
- ddb_ports_release(dev);
-fail2:
- dev_err(&pdev->dev, "fail2\n");
- ddb_buffers_free(dev);
-fail1:
- dev_err(&pdev->dev, "fail1\n");
- if (dev->msi)
- pci_disable_msi(dev->pdev);
- if (stat == 0)
- free_irq(dev->pdev->irq, dev);
-fail:
- dev_err(&pdev->dev, "fail\n");
- ddb_unmap(dev);
- pci_set_drvdata(pdev, NULL);
- pci_disable_device(pdev);
- return -1;
-}
-
-/******************************************************************************/
-/******************************************************************************/
-/******************************************************************************/
-
-static const struct ddb_info ddb_none = {
- .type = DDB_NONE,
- .name = "Digital Devices PCIe bridge",
-};
-
-static const struct ddb_info ddb_octopus = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Octopus DVB adapter",
- .port_num = 4,
-};
-
-static const struct ddb_info ddb_octopus_le = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Octopus LE DVB adapter",
- .port_num = 2,
-};
-
-static const struct ddb_info ddb_octopus_oem = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Octopus OEM",
- .port_num = 4,
-};
-
-static const struct ddb_info ddb_octopus_mini = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Octopus Mini",
- .port_num = 4,
-};
-
-static const struct ddb_info ddb_v6 = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Cine S2 V6 DVB adapter",
- .port_num = 3,
-};
-static const struct ddb_info ddb_v6_5 = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Cine S2 V6.5 DVB adapter",
- .port_num = 4,
-};
-
-static const struct ddb_info ddb_v7 = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Cine S2 V7 DVB adapter",
- .port_num = 4,
- .board_control = 2,
- .board_control_2 = 4,
- .ts_quirks = TS_QUIRK_REVERSED,
-};
-
-static const struct ddb_info ddb_v7a = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Cine S2 V7 Advanced DVB adapter",
- .port_num = 4,
- .board_control = 2,
- .board_control_2 = 4,
- .ts_quirks = TS_QUIRK_REVERSED,
-};
-
-static const struct ddb_info ddb_dvbct = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices DVBCT V6.1 DVB adapter",
- .port_num = 3,
-};
-
-static const struct ddb_info ddb_ctv7 = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Cine CT V7 DVB adapter",
- .port_num = 4,
- .board_control = 3,
- .board_control_2 = 4,
-};
-
-static const struct ddb_info ddb_satixS2v3 = {
- .type = DDB_OCTOPUS,
- .name = "Mystique SaTiX-S2 V3 DVB adapter",
- .port_num = 3,
-};
-
-static const struct ddb_info ddb_octopusv3 = {
- .type = DDB_OCTOPUS,
- .name = "Digital Devices Octopus V3 DVB adapter",
- .port_num = 4,
-};
-
-/*** MaxA8 adapters ***********************************************************/
-
-static struct ddb_info ddb_ct2_8 = {
- .type = DDB_OCTOPUS_MAX_CT,
- .name = "Digital Devices MAX A8 CT2",
- .port_num = 4,
- .board_control = 0x0ff,
- .board_control_2 = 0xf00,
- .ts_quirks = TS_QUIRK_SERIAL,
-};
-
-static struct ddb_info ddb_c2t2_8 = {
- .type = DDB_OCTOPUS_MAX_CT,
- .name = "Digital Devices MAX A8 C2T2",
- .port_num = 4,
- .board_control = 0x0ff,
- .board_control_2 = 0xf00,
- .ts_quirks = TS_QUIRK_SERIAL,
-};
-
-static struct ddb_info ddb_isdbt_8 = {
- .type = DDB_OCTOPUS_MAX_CT,
- .name = "Digital Devices MAX A8 ISDBT",
- .port_num = 4,
- .board_control = 0x0ff,
- .board_control_2 = 0xf00,
- .ts_quirks = TS_QUIRK_SERIAL,
-};
-
-static struct ddb_info ddb_c2t2i_v0_8 = {
- .type = DDB_OCTOPUS_MAX_CT,
- .name = "Digital Devices MAX A8 C2T2I V0",
- .port_num = 4,
- .board_control = 0x0ff,
- .board_control_2 = 0xf00,
- .ts_quirks = TS_QUIRK_SERIAL | TS_QUIRK_ALT_OSC,
-};
-
-static struct ddb_info ddb_c2t2i_8 = {
- .type = DDB_OCTOPUS_MAX_CT,
- .name = "Digital Devices MAX A8 C2T2I",
- .port_num = 4,
- .board_control = 0x0ff,
- .board_control_2 = 0xf00,
- .ts_quirks = TS_QUIRK_SERIAL,
-};
-
-/******************************************************************************/
-
-#define DDVID 0xdd01 /* Digital Devices Vendor ID */
-
-#define DDB_ID(_vend, _dev, _subvend, _subdev, _driverdata) { \
- .vendor = _vend, .device = _dev, \
- .subvendor = _subvend, .subdevice = _subdev, \
- .driver_data = (unsigned long)&_driverdata }
-
-static const struct pci_device_id ddb_id_tbl[] = {
- DDB_ID(DDVID, 0x0002, DDVID, 0x0001, ddb_octopus),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0001, ddb_octopus),
- DDB_ID(DDVID, 0x0005, DDVID, 0x0004, ddb_octopusv3),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0002, ddb_octopus_le),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0003, ddb_octopus_oem),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0010, ddb_octopus_mini),
- DDB_ID(DDVID, 0x0005, DDVID, 0x0011, ddb_octopus_mini),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0020, ddb_v6),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0021, ddb_v6_5),
- DDB_ID(DDVID, 0x0006, DDVID, 0x0022, ddb_v7),
- DDB_ID(DDVID, 0x0006, DDVID, 0x0024, ddb_v7a),
- DDB_ID(DDVID, 0x0003, DDVID, 0x0030, ddb_dvbct),
- DDB_ID(DDVID, 0x0003, DDVID, 0xdb03, ddb_satixS2v3),
- DDB_ID(DDVID, 0x0006, DDVID, 0x0031, ddb_ctv7),
- DDB_ID(DDVID, 0x0006, DDVID, 0x0032, ddb_ctv7),
- DDB_ID(DDVID, 0x0006, DDVID, 0x0033, ddb_ctv7),
- DDB_ID(DDVID, 0x0008, DDVID, 0x0034, ddb_ct2_8),
- DDB_ID(DDVID, 0x0008, DDVID, 0x0035, ddb_c2t2_8),
- DDB_ID(DDVID, 0x0008, DDVID, 0x0036, ddb_isdbt_8),
- DDB_ID(DDVID, 0x0008, DDVID, 0x0037, ddb_c2t2i_v0_8),
- DDB_ID(DDVID, 0x0008, DDVID, 0x0038, ddb_c2t2i_8),
- DDB_ID(DDVID, 0x0006, DDVID, 0x0039, ddb_ctv7),
- /* in case sub-ids got deleted in flash */
- DDB_ID(DDVID, 0x0003, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0005, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0006, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0007, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0008, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0011, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0013, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0201, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- DDB_ID(DDVID, 0x0320, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
- {0}
-};
-MODULE_DEVICE_TABLE(pci, ddb_id_tbl);
-
-
-static struct pci_driver ddb_pci_driver = {
- .name = "DDBridge",
- .id_table = ddb_id_tbl,
- .probe = ddb_probe,
- .remove = ddb_remove,
-};
-
-static __init int module_init_ddbridge(void)
-{
- int ret;
-
- pr_info("Digital Devices PCIE bridge driver, Copyright (C) 2010-11 Digital Devices GmbH\n");
-
- ret = ddb_class_create();
- if (ret < 0)
- return ret;
- ret = pci_register_driver(&ddb_pci_driver);
- if (ret < 0)
- ddb_class_destroy();
- return ret;
-}
-
-static __exit void module_exit_ddbridge(void)
-{
- pci_unregister_driver(&ddb_pci_driver);
- ddb_class_destroy();
-}
-
-module_init(module_init_ddbridge);
-module_exit(module_exit_ddbridge);
-
-MODULE_DESCRIPTION("Digital Devices PCIe Bridge");
-MODULE_AUTHOR("Ralph Metzler");
-MODULE_LICENSE("GPL");
-MODULE_VERSION("0.5");
new file mode 100644
@@ -0,0 +1,231 @@
+/*
+ * ddbridge.c: Digital Devices PCIe bridge driver
+ *
+ * Copyright (C) 2010-2011 Digital Devices GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 only, as published by the Free Software Foundation.
+ *
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * To obtain the license, point your browser to
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/poll.h>
+#include <linux/io.h>
+#include <linux/pci.h>
+#include <linux/pci_ids.h>
+#include <linux/timer.h>
+#include <linux/i2c.h>
+#include <linux/swab.h>
+#include <linux/vmalloc.h>
+
+#include "ddbridge.h"
+#include "ddbridge-regs.h"
+
+/******************************************************************************/
+
+int i2c_io(struct i2c_adapter *adapter, u8 adr,
+ u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen)
+{
+ struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
+ .buf = wbuf, .len = wlen },
+ {.addr = adr, .flags = I2C_M_RD,
+ .buf = rbuf, .len = rlen } };
+ return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1;
+}
+
+static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len)
+{
+ struct i2c_msg msg = {.addr = adr, .flags = 0,
+ .buf = data, .len = len};
+
+ return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1;
+}
+
+int i2c_read(struct i2c_adapter *adapter, u8 adr, u8 *val)
+{
+ struct i2c_msg msgs[1] = {{.addr = adr, .flags = I2C_M_RD,
+ .buf = val, .len = 1 } };
+ return (i2c_transfer(adapter, msgs, 1) == 1) ? 0 : -1;
+}
+
+int i2c_read_regs(struct i2c_adapter *adapter,
+ u8 adr, u8 reg, u8 *val, u8 len)
+{
+ struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
+ .buf = ®, .len = 1 },
+ {.addr = adr, .flags = I2C_M_RD,
+ .buf = val, .len = len } };
+ return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1;
+}
+
+int i2c_read_reg(struct i2c_adapter *adapter, u8 adr, u8 reg, u8 *val)
+{
+ return i2c_read_regs(adapter, adr, reg, val, 1);
+}
+
+int i2c_read_reg16(struct i2c_adapter *adapter, u8 adr,
+ u16 reg, u8 *val)
+{
+ u8 msg[2] = {reg>>8, reg&0xff};
+ struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
+ .buf = msg, .len = 2},
+ {.addr = adr, .flags = I2C_M_RD,
+ .buf = val, .len = 1} };
+ return (i2c_transfer(adapter, msgs, 2) == 2) ? 0 : -1;
+}
+
+int i2c_write_reg(struct i2c_adapter *adap, u8 adr,
+ u8 reg, u8 val)
+{
+ u8 msg[2] = {reg, val};
+
+ return i2c_write(adap, adr, msg, 2);
+}
+
+static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd)
+{
+ struct ddb *dev = i2c->dev;
+ long stat;
+ u32 val;
+
+ i2c->done = 0;
+ ddbwritel((adr << 9) | cmd, i2c->regs + I2C_COMMAND);
+ stat = wait_event_timeout(i2c->wq, i2c->done == 1, HZ);
+ if (stat == 0) {
+ dev_err(&dev->pdev->dev, "I2C timeout\n");
+ { /* MSI debugging*/
+ u32 istat = ddbreadl(INTERRUPT_STATUS);
+ dev_err(&dev->pdev->dev, "IRS %08x\n", istat);
+ ddbwritel(istat, INTERRUPT_ACK);
+ }
+ return -EIO;
+ }
+ val = ddbreadl(i2c->regs+I2C_COMMAND);
+ if (val & 0x70000)
+ return -EIO;
+ return 0;
+}
+
+static int ddb_i2c_master_xfer(struct i2c_adapter *adapter,
+ struct i2c_msg msg[], int num)
+{
+ struct ddb_i2c *i2c = (struct ddb_i2c *)i2c_get_adapdata(adapter);
+ struct ddb *dev = i2c->dev;
+ u8 addr = 0;
+
+ if (num)
+ addr = msg[0].addr;
+
+ if (num == 2 && msg[1].flags & I2C_M_RD &&
+ !(msg[0].flags & I2C_M_RD)) {
+ memcpy_toio(dev->regs + I2C_TASKMEM_BASE + i2c->wbuf,
+ msg[0].buf, msg[0].len);
+ ddbwritel(msg[0].len|(msg[1].len << 16),
+ i2c->regs+I2C_TASKLENGTH);
+ if (!ddb_i2c_cmd(i2c, addr, 1)) {
+ memcpy_fromio(msg[1].buf,
+ dev->regs + I2C_TASKMEM_BASE + i2c->rbuf,
+ msg[1].len);
+ return num;
+ }
+ }
+
+ if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
+ ddbcpyto(I2C_TASKMEM_BASE + i2c->wbuf, msg[0].buf, msg[0].len);
+ ddbwritel(msg[0].len, i2c->regs + I2C_TASKLENGTH);
+ if (!ddb_i2c_cmd(i2c, addr, 2))
+ return num;
+ }
+ if (num == 1 && (msg[0].flags & I2C_M_RD)) {
+ ddbwritel(msg[0].len << 16, i2c->regs + I2C_TASKLENGTH);
+ if (!ddb_i2c_cmd(i2c, addr, 3)) {
+ ddbcpyfrom(msg[0].buf,
+ I2C_TASKMEM_BASE + i2c->rbuf, msg[0].len);
+ return num;
+ }
+ }
+ return -EIO;
+}
+
+
+static u32 ddb_i2c_functionality(struct i2c_adapter *adap)
+{
+ return I2C_FUNC_SMBUS_EMUL;
+}
+
+static const struct i2c_algorithm ddb_i2c_algo = {
+ .master_xfer = ddb_i2c_master_xfer,
+ .functionality = ddb_i2c_functionality,
+};
+
+void ddb_i2c_release(struct ddb *dev)
+{
+ int i;
+ struct ddb_i2c *i2c;
+ struct i2c_adapter *adap;
+
+ for (i = 0; i < dev->info->port_num; i++) {
+ i2c = &dev->i2c[i];
+ adap = &i2c->adap;
+ i2c_del_adapter(adap);
+ }
+}
+
+int ddb_i2c_init(struct ddb *dev)
+{
+ int i, j, stat = 0;
+ struct ddb_i2c *i2c;
+ struct i2c_adapter *adap;
+
+ for (i = 0; i < dev->info->port_num; i++) {
+ i2c = &dev->i2c[i];
+ i2c->dev = dev;
+ i2c->nr = i;
+ i2c->wbuf = i * (I2C_TASKMEM_SIZE / 4);
+ i2c->rbuf = i2c->wbuf + (I2C_TASKMEM_SIZE / 8);
+ i2c->regs = 0x80 + i * 0x20;
+ ddbwritel(I2C_SPEED_100, i2c->regs + I2C_TIMING);
+ ddbwritel((i2c->rbuf << 16) | i2c->wbuf,
+ i2c->regs + I2C_TASKADDRESS);
+ init_waitqueue_head(&i2c->wq);
+
+ adap = &i2c->adap;
+ i2c_set_adapdata(adap, i2c);
+#ifdef I2C_ADAP_CLASS_TV_DIGITAL
+ adap->class = I2C_ADAP_CLASS_TV_DIGITAL|I2C_CLASS_TV_ANALOG;
+#else
+#ifdef I2C_CLASS_TV_ANALOG
+ adap->class = I2C_CLASS_TV_ANALOG;
+#endif
+#endif
+ strcpy(adap->name, "ddbridge");
+ adap->algo = &ddb_i2c_algo;
+ adap->algo_data = (void *)i2c;
+ adap->dev.parent = &dev->pdev->dev;
+ stat = i2c_add_adapter(adap);
+ if (stat)
+ break;
+ }
+ if (stat)
+ for (j = 0; j < i; j++) {
+ i2c = &dev->i2c[j];
+ adap = &i2c->adap;
+ i2c_del_adapter(adap);
+ }
+ return stat;
+}
new file mode 100644
@@ -0,0 +1,388 @@
+/*
+ * ddbridge.c: Digital Devices PCIe bridge driver
+ *
+ * Copyright (C) 2010-2011 Digital Devices GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 only, as published by the Free Software Foundation.
+ *
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * To obtain the license, point your browser to
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/poll.h>
+#include <linux/io.h>
+#include <linux/pci.h>
+#include <linux/pci_ids.h>
+#include <linux/timer.h>
+#include <linux/i2c.h>
+#include <linux/swab.h>
+#include <linux/vmalloc.h>
+
+#include "ddbridge.h"
+#include "ddbridge-regs.h"
+
+int xo2_speed = 2;
+module_param(xo2_speed, int, 0444);
+MODULE_PARM_DESC(xo2_speed, "default transfer speed for xo2 based duoflex, 0=55,1=75,2=90,3=104 MBit/s, default=2, use attribute to change for individual cards");
+
+int stv0910_single;
+module_param(stv0910_single, int, 0444);
+MODULE_PARM_DESC(stv0910_single, "use stv0910 cards as single demods");
+
+/******************************************************************************/
+
+static void ddb_unmap(struct ddb *dev)
+{
+ if (dev->regs)
+ iounmap(dev->regs);
+ vfree(dev);
+}
+
+
+static void ddb_remove(struct pci_dev *pdev)
+{
+ struct ddb *dev = pci_get_drvdata(pdev);
+
+ ddb_ports_detach(dev);
+ ddb_i2c_release(dev);
+
+ ddbwritel(0, INTERRUPT_ENABLE);
+ free_irq(dev->pdev->irq, dev);
+#ifdef CONFIG_PCI_MSI
+ if (dev->msi)
+ pci_disable_msi(dev->pdev);
+#endif
+ ddb_ports_release(dev);
+ ddb_buffers_free(dev);
+ ddb_device_destroy(dev);
+
+ ddb_unmap(dev);
+ pci_set_drvdata(pdev, NULL);
+ pci_disable_device(pdev);
+}
+
+
+static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+{
+ struct ddb *dev;
+ int stat = 0;
+ int irq_flag = IRQF_SHARED;
+
+ if (pci_enable_device(pdev) < 0)
+ return -ENODEV;
+
+ dev = vzalloc(sizeof(struct ddb));
+ if (dev == NULL)
+ return -ENOMEM;
+
+ dev->pdev = pdev;
+ pci_set_drvdata(pdev, dev);
+ dev->info = (struct ddb_info *) id->driver_data;
+ dev_info(&pdev->dev, "Detected %s\n", dev->info->name);
+
+ dev->regs = ioremap(pci_resource_start(dev->pdev, 0),
+ pci_resource_len(dev->pdev, 0));
+ if (!dev->regs) {
+ stat = -ENOMEM;
+ goto fail;
+ }
+ dev_info(&pdev->dev, "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4));
+
+#ifdef CONFIG_PCI_MSI
+ if (pci_msi_enabled())
+ stat = pci_enable_msi(dev->pdev);
+ if (stat) {
+ dev_info(&pdev->dev, "MSI not available.\n");
+ } else {
+ irq_flag = 0;
+ dev->msi = 1;
+ }
+#endif
+ stat = request_irq(dev->pdev->irq, irq_handler,
+ irq_flag, "DDBridge", (void *) dev);
+ if (stat < 0)
+ goto fail1;
+ ddbwritel(0, DMA_BASE_WRITE);
+ ddbwritel(0, DMA_BASE_READ);
+ ddbwritel(0xffffffff, INTERRUPT_ACK);
+ ddbwritel(0xfff0f, INTERRUPT_ENABLE);
+ ddbwritel(0, MSI1_ENABLE);
+
+ /* board control */
+ if (dev->info->board_control) {
+ ddbwritel(0, DDB_LINK_TAG(0) | BOARD_CONTROL);
+ msleep(100);
+ ddbwritel(dev->info->board_control_2,
+ DDB_LINK_TAG(0) | BOARD_CONTROL);
+ usleep_range(2000, 3000);
+ ddbwritel(dev->info->board_control_2
+ | dev->info->board_control,
+ DDB_LINK_TAG(0) | BOARD_CONTROL);
+ usleep_range(2000, 3000);
+ }
+
+ if (ddb_i2c_init(dev) < 0)
+ goto fail1;
+ ddb_ports_init(dev);
+ if (ddb_buffers_alloc(dev) < 0) {
+ dev_err(&pdev->dev, "Could not allocate buffer memory\n");
+ goto fail2;
+ }
+ if (ddb_ports_attach(dev) < 0)
+ goto fail3;
+ ddb_device_create(dev);
+ return 0;
+
+fail3:
+ ddb_ports_detach(dev);
+ dev_err(&pdev->dev, "fail3\n");
+ ddb_ports_release(dev);
+fail2:
+ dev_err(&pdev->dev, "fail2\n");
+ ddb_buffers_free(dev);
+fail1:
+ dev_err(&pdev->dev, "fail1\n");
+ if (dev->msi)
+ pci_disable_msi(dev->pdev);
+ if (stat == 0)
+ free_irq(dev->pdev->irq, dev);
+fail:
+ dev_err(&pdev->dev, "fail\n");
+ ddb_unmap(dev);
+ pci_set_drvdata(pdev, NULL);
+ pci_disable_device(pdev);
+ return -1;
+}
+
+/******************************************************************************/
+/******************************************************************************/
+/******************************************************************************/
+
+static const struct ddb_info ddb_none = {
+ .type = DDB_NONE,
+ .name = "Digital Devices PCIe bridge",
+};
+
+static const struct ddb_info ddb_octopus = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Octopus DVB adapter",
+ .port_num = 4,
+};
+
+static const struct ddb_info ddb_octopus_le = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Octopus LE DVB adapter",
+ .port_num = 2,
+};
+
+static const struct ddb_info ddb_octopus_oem = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Octopus OEM",
+ .port_num = 4,
+};
+
+static const struct ddb_info ddb_octopus_mini = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Octopus Mini",
+ .port_num = 4,
+};
+
+static const struct ddb_info ddb_v6 = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Cine S2 V6 DVB adapter",
+ .port_num = 3,
+};
+static const struct ddb_info ddb_v6_5 = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Cine S2 V6.5 DVB adapter",
+ .port_num = 4,
+};
+
+static const struct ddb_info ddb_v7 = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Cine S2 V7 DVB adapter",
+ .port_num = 4,
+ .board_control = 2,
+ .board_control_2 = 4,
+ .ts_quirks = TS_QUIRK_REVERSED,
+};
+
+static const struct ddb_info ddb_v7a = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Cine S2 V7 Advanced DVB adapter",
+ .port_num = 4,
+ .board_control = 2,
+ .board_control_2 = 4,
+ .ts_quirks = TS_QUIRK_REVERSED,
+};
+
+static const struct ddb_info ddb_dvbct = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices DVBCT V6.1 DVB adapter",
+ .port_num = 3,
+};
+
+static const struct ddb_info ddb_ctv7 = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Cine CT V7 DVB adapter",
+ .port_num = 4,
+ .board_control = 3,
+ .board_control_2 = 4,
+};
+
+static const struct ddb_info ddb_satixS2v3 = {
+ .type = DDB_OCTOPUS,
+ .name = "Mystique SaTiX-S2 V3 DVB adapter",
+ .port_num = 3,
+};
+
+static const struct ddb_info ddb_octopusv3 = {
+ .type = DDB_OCTOPUS,
+ .name = "Digital Devices Octopus V3 DVB adapter",
+ .port_num = 4,
+};
+
+/*** MaxA8 adapters ***********************************************************/
+
+static struct ddb_info ddb_ct2_8 = {
+ .type = DDB_OCTOPUS_MAX_CT,
+ .name = "Digital Devices MAX A8 CT2",
+ .port_num = 4,
+ .board_control = 0x0ff,
+ .board_control_2 = 0xf00,
+ .ts_quirks = TS_QUIRK_SERIAL,
+};
+
+static struct ddb_info ddb_c2t2_8 = {
+ .type = DDB_OCTOPUS_MAX_CT,
+ .name = "Digital Devices MAX A8 C2T2",
+ .port_num = 4,
+ .board_control = 0x0ff,
+ .board_control_2 = 0xf00,
+ .ts_quirks = TS_QUIRK_SERIAL,
+};
+
+static struct ddb_info ddb_isdbt_8 = {
+ .type = DDB_OCTOPUS_MAX_CT,
+ .name = "Digital Devices MAX A8 ISDBT",
+ .port_num = 4,
+ .board_control = 0x0ff,
+ .board_control_2 = 0xf00,
+ .ts_quirks = TS_QUIRK_SERIAL,
+};
+
+static struct ddb_info ddb_c2t2i_v0_8 = {
+ .type = DDB_OCTOPUS_MAX_CT,
+ .name = "Digital Devices MAX A8 C2T2I V0",
+ .port_num = 4,
+ .board_control = 0x0ff,
+ .board_control_2 = 0xf00,
+ .ts_quirks = TS_QUIRK_SERIAL | TS_QUIRK_ALT_OSC,
+};
+
+static struct ddb_info ddb_c2t2i_8 = {
+ .type = DDB_OCTOPUS_MAX_CT,
+ .name = "Digital Devices MAX A8 C2T2I",
+ .port_num = 4,
+ .board_control = 0x0ff,
+ .board_control_2 = 0xf00,
+ .ts_quirks = TS_QUIRK_SERIAL,
+};
+
+/******************************************************************************/
+
+#define DDVID 0xdd01 /* Digital Devices Vendor ID */
+
+#define DDB_ID(_vend, _dev, _subvend, _subdev, _driverdata) { \
+ .vendor = _vend, .device = _dev, \
+ .subvendor = _subvend, .subdevice = _subdev, \
+ .driver_data = (unsigned long)&_driverdata }
+
+static const struct pci_device_id ddb_id_tbl[] = {
+ DDB_ID(DDVID, 0x0002, DDVID, 0x0001, ddb_octopus),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0001, ddb_octopus),
+ DDB_ID(DDVID, 0x0005, DDVID, 0x0004, ddb_octopusv3),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0002, ddb_octopus_le),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0003, ddb_octopus_oem),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0010, ddb_octopus_mini),
+ DDB_ID(DDVID, 0x0005, DDVID, 0x0011, ddb_octopus_mini),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0020, ddb_v6),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0021, ddb_v6_5),
+ DDB_ID(DDVID, 0x0006, DDVID, 0x0022, ddb_v7),
+ DDB_ID(DDVID, 0x0006, DDVID, 0x0024, ddb_v7a),
+ DDB_ID(DDVID, 0x0003, DDVID, 0x0030, ddb_dvbct),
+ DDB_ID(DDVID, 0x0003, DDVID, 0xdb03, ddb_satixS2v3),
+ DDB_ID(DDVID, 0x0006, DDVID, 0x0031, ddb_ctv7),
+ DDB_ID(DDVID, 0x0006, DDVID, 0x0032, ddb_ctv7),
+ DDB_ID(DDVID, 0x0006, DDVID, 0x0033, ddb_ctv7),
+ DDB_ID(DDVID, 0x0008, DDVID, 0x0034, ddb_ct2_8),
+ DDB_ID(DDVID, 0x0008, DDVID, 0x0035, ddb_c2t2_8),
+ DDB_ID(DDVID, 0x0008, DDVID, 0x0036, ddb_isdbt_8),
+ DDB_ID(DDVID, 0x0008, DDVID, 0x0037, ddb_c2t2i_v0_8),
+ DDB_ID(DDVID, 0x0008, DDVID, 0x0038, ddb_c2t2i_8),
+ DDB_ID(DDVID, 0x0006, DDVID, 0x0039, ddb_ctv7),
+ /* in case sub-ids got deleted in flash */
+ DDB_ID(DDVID, 0x0003, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0005, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0006, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0007, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0008, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0011, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0013, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0201, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ DDB_ID(DDVID, 0x0320, PCI_ANY_ID, PCI_ANY_ID, ddb_none),
+ {0}
+};
+MODULE_DEVICE_TABLE(pci, ddb_id_tbl);
+
+
+static struct pci_driver ddb_pci_driver = {
+ .name = "DDBridge",
+ .id_table = ddb_id_tbl,
+ .probe = ddb_probe,
+ .remove = ddb_remove,
+};
+
+static __init int module_init_ddbridge(void)
+{
+ int ret;
+
+ pr_info("Digital Devices PCIE bridge driver, Copyright (C) 2010-11 Digital Devices GmbH\n");
+
+ ret = ddb_class_create();
+ if (ret < 0)
+ return ret;
+ ret = pci_register_driver(&ddb_pci_driver);
+ if (ret < 0)
+ ddb_class_destroy();
+ return ret;
+}
+
+static __exit void module_exit_ddbridge(void)
+{
+ pci_unregister_driver(&ddb_pci_driver);
+ ddb_class_destroy();
+}
+
+module_init(module_init_ddbridge);
+module_exit(module_exit_ddbridge);
+
+MODULE_DESCRIPTION("Digital Devices PCIe Bridge");
+MODULE_AUTHOR("Ralph Metzler");
+MODULE_LICENSE("GPL");
+MODULE_VERSION("0.5");
@@ -39,6 +39,9 @@
#include "dvb_net.h"
#include "cxd2099.h"
+/* MSI had problems with lost interrupts, fixed but needs testing */
+#undef CONFIG_PCI_MSI
+
#define DDB_MAX_I2C 4
#define DDB_MAX_PORT 4
#define DDB_MAX_INPUT 8
@@ -205,4 +208,50 @@ struct ddb {
/****************************************************************************/
+static inline u32 safe_ddbreadl(struct ddb *dev, u32 adr)
+{
+ u32 val = ddbreadl(adr);
+
+ /* (ddb)readl returns (uint)-1 (all bits set) on failure, catch that */
+ if (val == ~0) {
+ dev_err(&dev->pdev->dev, "ddbreadl failure, adr=%08x\n", adr);
+ return 0;
+ }
+
+ return val;
+}
+
+/****************************************************************************/
+
+/* ddbridge-main.c (modparams) */
+extern int xo2_speed;
+extern int stv0910_single;
+
+/* ddbridge-core.c */
+void ddb_ports_detach(struct ddb *dev);
+void ddb_ports_release(struct ddb *dev);
+void ddb_buffers_free(struct ddb *dev);
+void ddb_device_destroy(struct ddb *dev);
+irqreturn_t irq_handler(int irq, void *dev_id);
+void ddb_ports_init(struct ddb *dev);
+int ddb_buffers_alloc(struct ddb *dev);
+int ddb_ports_attach(struct ddb *dev);
+int ddb_device_create(struct ddb *dev);
+int ddb_class_create(void);
+void ddb_class_destroy(void);
+
+/* ddbridge-i2c.c */
+int i2c_io(struct i2c_adapter *adapter, u8 adr,
+ u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen);
+int i2c_read(struct i2c_adapter *adapter, u8 adr, u8 *val);
+int i2c_read_regs(struct i2c_adapter *adapter,
+ u8 adr, u8 reg, u8 *val, u8 len);
+int i2c_read_reg(struct i2c_adapter *adapter, u8 adr, u8 reg, u8 *val);
+int i2c_read_reg16(struct i2c_adapter *adapter, u8 adr,
+ u16 reg, u8 *val);
+int i2c_write_reg(struct i2c_adapter *adap, u8 adr,
+ u8 reg, u8 val);
+void ddb_i2c_release(struct ddb *dev);
+int ddb_i2c_init(struct ddb *dev);
+
#endif