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-rw-r--r--drivers/staging/tm6000/tm6000-cards.c102
-rw-r--r--drivers/staging/tm6000/tm6000-i2c.c33
-rw-r--r--drivers/staging/tm6000/tm6000.h2
3 files changed, 105 insertions, 32 deletions
diff --git a/drivers/staging/tm6000/tm6000-cards.c b/drivers/staging/tm6000/tm6000-cards.c
index 146c7e86dec..6e51486dbe6 100644
--- a/drivers/staging/tm6000/tm6000-cards.c
+++ b/drivers/staging/tm6000/tm6000-cards.c
@@ -54,6 +54,11 @@
#define TM6010_BOARD_BEHOLD_VOYAGER_LITE 15
#define TM5600_BOARD_TERRATEC_GRABSTER 16
+#define is_generic(model) ((model == TM6000_BOARD_UNKNOWN) || \
+ (model == TM5600_BOARD_GENERIC) || \
+ (model == TM6000_BOARD_GENERIC) || \
+ (model == TM6010_BOARD_GENERIC))
+
#define TM6000_MAXBOARDS 16
static unsigned int card[] = {[0 ... (TM6000_MAXBOARDS - 1)] = UNSET };
@@ -64,6 +69,9 @@ static unsigned long tm6000_devused;
struct tm6000_board {
char *name;
+ char eename[16]; /* EEPROM name */
+ unsigned eename_size; /* size of EEPROM name */
+ unsigned eename_pos; /* Position where it appears at ROM */
struct tm6000_capabilities caps;
enum tm6000_inaudio aradio;
@@ -139,6 +147,9 @@ struct tm6000_board tm6000_boards[] = {
[TM5600_BOARD_10MOONS_UT821] = {
.name = "10Moons UT 821",
.tuner_type = TUNER_XC2028,
+ .eename = { '1', '0', 'M', 'O', 'O', 'N', 'S', '5', '6', '0', '0', 0xff, 0x45, 0x5b},
+ .eename_size = 14,
+ .eename_pos = 0x14,
.type = TM5600,
.tuner_addr = 0xc2 >> 1,
.caps = {
@@ -205,6 +216,9 @@ struct tm6000_board tm6000_boards[] = {
},
[TM6010_BOARD_HAUPPAUGE_900H] = {
.name = "Hauppauge WinTV HVR-900H / WinTV USB2-Stick",
+ .eename = { 'H', 0, 'V', 0, 'R', 0, '9', 0, '0', 0, '0', 0, 'H', 0 },
+ .eename_size = 14,
+ .eename_pos = 0x42,
.tuner_type = TUNER_XC2028, /* has a XC3028 */
.tuner_addr = 0xc2 >> 1,
.demod_addr = 0x1e >> 1,
@@ -370,7 +384,7 @@ struct tm6000_board tm6000_boards[] = {
/* table of devices that work with this driver */
struct usb_device_id tm6000_id_table[] = {
- { USB_DEVICE(0x6000, 0x0001), .driver_info = TM5600_BOARD_10MOONS_UT821 },
+ { USB_DEVICE(0x6000, 0x0001), .driver_info = TM5600_BOARD_GENERIC },
{ USB_DEVICE(0x6000, 0x0002), .driver_info = TM6010_BOARD_GENERIC },
{ USB_DEVICE(0x06e1, 0xf332), .driver_info = TM6000_BOARD_ADSTECH_DUAL_TV },
{ USB_DEVICE(0x14aa, 0x0620), .driver_info = TM6000_BOARD_FREECOM_AND_SIMILAR },
@@ -729,16 +743,10 @@ static void tm6000_config_tuner(struct tm6000_core *dev)
}
}
-static int tm6000_init_dev(struct tm6000_core *dev)
+static int fill_board_specific_data(struct tm6000_core *dev)
{
- struct v4l2_frequency f;
- int rc = 0;
-
- mutex_init(&dev->lock);
+ int rc;
- mutex_lock(&dev->lock);
-
- /* Initializa board-specific data */
dev->dev_type = tm6000_boards[dev->model].type;
dev->tuner_type = tm6000_boards[dev->model].tuner_type;
dev->tuner_addr = tm6000_boards[dev->model].tuner_addr;
@@ -756,16 +764,80 @@ static int tm6000_init_dev(struct tm6000_core *dev)
/* initialize hardware */
rc = tm6000_init(dev);
if (rc < 0)
- goto err;
+ return rc;
rc = v4l2_device_register(&dev->udev->dev, &dev->v4l2_dev);
if (rc < 0)
- goto err;
+ return rc;
- /* register i2c bus */
- rc = tm6000_i2c_register(dev);
- if (rc < 0)
- goto err;
+ /* initialize hardware */
+ rc = tm6000_init(dev);
+
+ return rc;
+}
+
+
+static void use_alternative_detection_method(struct tm6000_core *dev)
+{
+ int i, model = -1;
+
+ if (!dev->eedata_size)
+ return;
+
+ for (i = 0; i < ARRAY_SIZE(tm6000_boards); i++) {
+ if (!tm6000_boards[i].eename_size)
+ continue;
+ if (dev->eedata_size < tm6000_boards[i].eename_pos +
+ tm6000_boards[i].eename_size)
+ continue;
+
+ if (!memcmp(&dev->eedata[tm6000_boards[i].eename_pos],
+ tm6000_boards[i].eename,
+ tm6000_boards[i].eename_size)) {
+ model = i;
+ break;
+ }
+ }
+ if (model < 0) {
+ printk(KERN_INFO "Device has eeprom but is currently unknown\n");
+ return;
+ }
+
+ dev->model = model;
+
+ printk(KERN_INFO "Device identified via eeprom as %s (type = %d)\n",
+ tm6000_boards[model].name, model);
+}
+
+static int tm6000_init_dev(struct tm6000_core *dev)
+{
+ struct v4l2_frequency f;
+ int rc = 0;
+
+ mutex_init(&dev->lock);
+ mutex_lock(&dev->lock);
+
+ if (!is_generic(dev->model)) {
+ rc = fill_board_specific_data(dev);
+ if (rc < 0)
+ goto err;
+
+ /* register i2c bus */
+ rc = tm6000_i2c_register(dev);
+ if (rc < 0)
+ goto err;
+ } else {
+ /* register i2c bus */
+ rc = tm6000_i2c_register(dev);
+ if (rc < 0)
+ goto err;
+
+ use_alternative_detection_method(dev);
+
+ rc = fill_board_specific_data(dev);
+ if (rc < 0)
+ goto err;
+ }
/* Default values for STD and resolutions */
dev->width = 720;
diff --git a/drivers/staging/tm6000/tm6000-i2c.c b/drivers/staging/tm6000/tm6000-i2c.c
index 18de4748f27..8828c120b5c 100644
--- a/drivers/staging/tm6000/tm6000-i2c.c
+++ b/drivers/staging/tm6000/tm6000-i2c.c
@@ -237,35 +237,36 @@ err:
return rc;
}
-static int tm6000_i2c_eeprom(struct tm6000_core *dev,
- unsigned char *eedata, int len)
+static int tm6000_i2c_eeprom(struct tm6000_core *dev)
{
int i, rc;
- unsigned char *p = eedata;
+ unsigned char *p = dev->eedata;
unsigned char bytes[17];
dev->i2c_client.addr = 0xa0 >> 1;
+ dev->eedata_size = 0;
bytes[16] = '\0';
- for (i = 0; i < len; ) {
- *p = i;
- rc = tm6000_i2c_recv_regs(dev, 0xa0, i, p, 1);
+ for (i = 0; i < sizeof(dev->eedata); ) {
+ *p = i;
+ rc = tm6000_i2c_recv_regs(dev, 0xa0, i, p, 1);
if (rc < 1) {
- if (p == eedata)
+ if (p == dev->eedata)
goto noeeprom;
else {
printk(KERN_WARNING
"%s: i2c eeprom read error (err=%d)\n",
dev->name, rc);
}
- return -1;
+ return -EINVAL;
}
+ dev->eedata_size++;
p++;
if (0 == (i % 16))
printk(KERN_INFO "%s: i2c eeprom %02x:", dev->name, i);
- printk(" %02x", eedata[i]);
- if ((eedata[i] >= ' ') && (eedata[i] <= 'z'))
- bytes[i%16] = eedata[i];
+ printk(" %02x", dev->eedata[i]);
+ if ((dev->eedata[i] >= ' ') && (dev->eedata[i] <= 'z'))
+ bytes[i%16] = dev->eedata[i];
else
bytes[i%16] = '.';
@@ -280,15 +281,15 @@ static int tm6000_i2c_eeprom(struct tm6000_core *dev,
bytes[i%16] = '\0';
for (i %= 16; i < 16; i++)
printk(" ");
+ printk(" %s\n", bytes);
}
- printk(" %s\n", bytes);
return 0;
noeeprom:
printk(KERN_INFO "%s: Huh, no eeprom present (err=%d)?\n",
- dev->name, rc);
- return rc;
+ dev->name, rc);
+ return -EINVAL;
}
/* ----------------------------------------------------------- */
@@ -314,7 +315,6 @@ static const struct i2c_algorithm tm6000_algo = {
*/
int tm6000_i2c_register(struct tm6000_core *dev)
{
- unsigned char eedata[256];
int rc;
dev->i2c_adap.owner = THIS_MODULE;
@@ -329,8 +329,7 @@ int tm6000_i2c_register(struct tm6000_core *dev)
dev->i2c_client.adapter = &dev->i2c_adap;
strlcpy(dev->i2c_client.name, "tm6000 internal", I2C_NAME_SIZE);
-
- tm6000_i2c_eeprom(dev, eedata, sizeof(eedata));
+ tm6000_i2c_eeprom(dev);
return 0;
}
diff --git a/drivers/staging/tm6000/tm6000.h b/drivers/staging/tm6000/tm6000.h
index 99ae50e82b2..fdd6d30fdb4 100644
--- a/drivers/staging/tm6000/tm6000.h
+++ b/drivers/staging/tm6000/tm6000.h
@@ -167,6 +167,8 @@ struct tm6000_core {
int model; /* index in the device_data struct */
int devno; /* marks the number of this device */
enum tm6000_devtype dev_type; /* type of device */
+ unsigned char eedata[256]; /* Eeprom data */
+ unsigned eedata_size; /* Size of the eeprom info */
v4l2_std_id norm; /* Current norm */
int width, height; /* Selected resolution */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 02:05:35 +0000