diff options
43 files changed, 146 insertions, 54 deletions
diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients index bfb0a5520817..ee75cbace28d 100644 --- a/Documentation/i2c/writing-clients +++ b/Documentation/i2c/writing-clients @@ -164,7 +164,8 @@ I2C device drivers using this binding model work just like any other kind of driver in Linux: they provide a probe() method to bind to those devices, and a remove() method to unbind. - static int foo_probe(struct i2c_client *client); + static int foo_probe(struct i2c_client *client, + const struct i2c_device_id *id); static int foo_remove(struct i2c_client *client); Remember that the i2c_driver does not create those client handles. The diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c index e0e0af536108..2670519236e5 100644 --- a/drivers/gpio/pca953x.c +++ b/drivers/gpio/pca953x.c @@ -192,7 +192,8 @@ static void pca953x_setup_gpio(struct pca953x_chip *chip, int gpios) gc->owner = THIS_MODULE; } -static int __devinit pca953x_probe(struct i2c_client *client) +static int __devinit pca953x_probe(struct i2c_client *client, + const struct i2c_device_id *did) { struct pca953x_platform_data *pdata; struct pca953x_chip *chip; diff --git a/drivers/gpio/pcf857x.c b/drivers/gpio/pcf857x.c index 1106aa15ac79..8856870dd738 100644 --- a/drivers/gpio/pcf857x.c +++ b/drivers/gpio/pcf857x.c @@ -142,7 +142,8 @@ static void pcf857x_set16(struct gpio_chip *chip, unsigned offset, int value) /*-------------------------------------------------------------------------*/ -static int pcf857x_probe(struct i2c_client *client) +static int pcf857x_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct pcf857x_platform_data *pdata; struct pcf857x *gpio; diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c index 1464338e4e11..1f63bab05522 100644 --- a/drivers/hwmon/f75375s.c +++ b/drivers/hwmon/f75375s.c @@ -117,7 +117,8 @@ struct f75375_data { static int f75375_attach_adapter(struct i2c_adapter *adapter); static int f75375_detect(struct i2c_adapter *adapter, int address, int kind); static int f75375_detach_client(struct i2c_client *client); -static int f75375_probe(struct i2c_client *client); +static int f75375_probe(struct i2c_client *client, + const struct i2c_device_id *id); static int f75375_remove(struct i2c_client *client); static struct i2c_driver f75375_legacy_driver = { @@ -628,7 +629,8 @@ static void f75375_init(struct i2c_client *client, struct f75375_data *data, } -static int f75375_probe(struct i2c_client *client) +static int f75375_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct f75375_data *data = i2c_get_clientdata(client); struct f75375s_platform_data *f75375s_pdata = client->dev.platform_data; @@ -748,7 +750,7 @@ static int f75375_detect(struct i2c_adapter *adapter, int address, int kind) if ((err = i2c_attach_client(client))) goto exit_free; - if ((err = f75375_probe(client)) < 0) + if ((err = f75375_probe(client, NULL)) < 0) goto exit_detach; return 0; diff --git a/drivers/i2c/chips/ds1682.c b/drivers/i2c/chips/ds1682.c index 9e94542c18a2..3070821030e4 100644 --- a/drivers/i2c/chips/ds1682.c +++ b/drivers/i2c/chips/ds1682.c @@ -200,7 +200,8 @@ static struct bin_attribute ds1682_eeprom_attr = { /* * Called when a ds1682 device is matched with this driver */ -static int ds1682_probe(struct i2c_client *client) +static int ds1682_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int rc; diff --git a/drivers/i2c/chips/menelaus.c b/drivers/i2c/chips/menelaus.c index 2dea0123a958..3b8ba7e75843 100644 --- a/drivers/i2c/chips/menelaus.c +++ b/drivers/i2c/chips/menelaus.c @@ -1149,7 +1149,8 @@ static inline void menelaus_rtc_init(struct menelaus_chip *m) static struct i2c_driver menelaus_i2c_driver; -static int menelaus_probe(struct i2c_client *client) +static int menelaus_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct menelaus_chip *menelaus; int rev = 0, val; diff --git a/drivers/i2c/chips/tps65010.c b/drivers/i2c/chips/tps65010.c index feabd12c081c..6ab3619a49de 100644 --- a/drivers/i2c/chips/tps65010.c +++ b/drivers/i2c/chips/tps65010.c @@ -532,7 +532,8 @@ static int __exit tps65010_remove(struct i2c_client *client) return 0; } -static int tps65010_probe(struct i2c_client *client) +static int tps65010_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct tps65010 *tps; int status; diff --git a/drivers/i2c/chips/tsl2550.c b/drivers/i2c/chips/tsl2550.c index a10fd2791a69..59c2c662cc45 100644 --- a/drivers/i2c/chips/tsl2550.c +++ b/drivers/i2c/chips/tsl2550.c @@ -364,7 +364,8 @@ static int tsl2550_init_client(struct i2c_client *client) */ static struct i2c_driver tsl2550_driver; -static int __devinit tsl2550_probe(struct i2c_client *client) +static int __devinit tsl2550_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); struct tsl2550_data *data; diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 6c7fa8d53c0e..26384daccb96 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -48,6 +48,17 @@ static DEFINE_IDR(i2c_adapter_idr); /* ------------------------------------------------------------------------- */ +static const struct i2c_device_id *i2c_match_id(const struct i2c_device_id *id, + const struct i2c_client *client) +{ + while (id->name[0]) { + if (strcmp(client->name, id->name) == 0) + return id; + id++; + } + return NULL; +} + static int i2c_device_match(struct device *dev, struct device_driver *drv) { struct i2c_client *client = to_i2c_client(dev); @@ -59,6 +70,10 @@ static int i2c_device_match(struct device *dev, struct device_driver *drv) if (!is_newstyle_driver(driver)) return 0; + /* match on an id table if there is one */ + if (driver->id_table) + return i2c_match_id(driver->id_table, client) != NULL; + /* new style drivers use the same kind of driver matching policy * as platform devices or SPI: compare device and driver IDs. */ @@ -73,11 +88,17 @@ static int i2c_device_uevent(struct device *dev, struct kobj_uevent_env *env) struct i2c_client *client = to_i2c_client(dev); /* by definition, legacy drivers can't hotplug */ - if (dev->driver || !client->driver_name) + if (dev->driver) return 0; - if (add_uevent_var(env, "MODALIAS=%s", client->driver_name)) - return -ENOMEM; + if (client->driver_name[0]) { + if (add_uevent_var(env, "MODALIAS=%s", client->driver_name)) + return -ENOMEM; + } else { + if (add_uevent_var(env, "MODALIAS=%s%s", + I2C_MODULE_PREFIX, client->name)) + return -ENOMEM; + } dev_dbg(dev, "uevent\n"); return 0; } @@ -90,13 +111,19 @@ static int i2c_device_probe(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); struct i2c_driver *driver = to_i2c_driver(dev->driver); + const struct i2c_device_id *id; int status; if (!driver->probe) return -ENODEV; client->driver = driver; dev_dbg(dev, "probe\n"); - status = driver->probe(client); + + if (driver->id_table) + id = i2c_match_id(driver->id_table, client); + else + id = NULL; + status = driver->probe(client, id); if (status) client->driver = NULL; return status; @@ -179,9 +206,9 @@ static ssize_t show_client_name(struct device *dev, struct device_attribute *att static ssize_t show_modalias(struct device *dev, struct device_attribute *attr, char *buf) { struct i2c_client *client = to_i2c_client(dev); - return client->driver_name + return client->driver_name[0] ? sprintf(buf, "%s\n", client->driver_name) - : 0; + : sprintf(buf, "%s%s\n", I2C_MODULE_PREFIX, client->name); } static struct device_attribute i2c_dev_attrs[] = { @@ -300,15 +327,21 @@ void i2c_unregister_device(struct i2c_client *client) EXPORT_SYMBOL_GPL(i2c_unregister_device); -static int dummy_nop(struct i2c_client *client) +static int dummy_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + return 0; +} + +static int dummy_remove(struct i2c_client *client) { return 0; } static struct i2c_driver dummy_driver = { .driver.name = "dummy", - .probe = dummy_nop, - .remove = dummy_nop, + .probe = dummy_probe, + .remove = dummy_remove, }; /** diff --git a/drivers/media/video/cs5345.c b/drivers/media/video/cs5345.c index fae469ce16f5..2a429f9e32cd 100644 --- a/drivers/media/video/cs5345.c +++ b/drivers/media/video/cs5345.c @@ -142,7 +142,8 @@ static int cs5345_command(struct i2c_client *client, unsigned cmd, void *arg) /* ----------------------------------------------------------------------- */ -static int cs5345_probe(struct i2c_client *client) +static int cs5345_probe(struct i2c_client *client, + const struct i2c_device_id *id) { /* Check if the adapter supports the needed features */ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) diff --git a/drivers/media/video/cs53l32a.c b/drivers/media/video/cs53l32a.c index f41bfde045fe..2dfd0afc62db 100644 --- a/drivers/media/video/cs53l32a.c +++ b/drivers/media/video/cs53l32a.c @@ -135,7 +135,8 @@ static int cs53l32a_command(struct i2c_client *client, unsigned cmd, void *arg) * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1' */ -static int cs53l32a_probe(struct i2c_client *client) +static int cs53l32a_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int i; diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c index 7fde678b2c4a..88823810497c 100644 --- a/drivers/media/video/cx25840/cx25840-core.c +++ b/drivers/media/video/cx25840/cx25840-core.c @@ -1209,7 +1209,8 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, /* ----------------------------------------------------------------------- */ -static int cx25840_probe(struct i2c_client *client) +static int cx25840_probe(struct i2c_client *client, + const struct i2c_device_id *did) { struct cx25840_state *state; u32 id; diff --git a/drivers/media/video/m52790.c b/drivers/media/video/m52790.c index d4bf14c284ef..5b9dfa2c51b4 100644 --- a/drivers/media/video/m52790.c +++ b/drivers/media/video/m52790.c @@ -126,7 +126,8 @@ static int m52790_command(struct i2c_client *client, unsigned int cmd, /* i2c implementation */ -static int m52790_probe(struct i2c_client *client) +static int m52790_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct m52790_state *state; diff --git a/drivers/media/video/msp3400-driver.c b/drivers/media/video/msp3400-driver.c index b73c740f7fb2..e6273162e123 100644 --- a/drivers/media/video/msp3400-driver.c +++ b/drivers/media/video/msp3400-driver.c @@ -805,7 +805,7 @@ static int msp_resume(struct i2c_client *client) /* ----------------------------------------------------------------------- */ -static int msp_probe(struct i2c_client *client) +static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct msp_state *state; int (*thread_func)(void *data) = NULL; diff --git a/drivers/media/video/mt9m001.c b/drivers/media/video/mt9m001.c index 3fb5f63df1e6..26cb27604e04 100644 --- a/drivers/media/video/mt9m001.c +++ b/drivers/media/video/mt9m001.c @@ -620,7 +620,8 @@ static void mt9m001_video_remove(struct soc_camera_device *icd) soc_camera_video_stop(&mt9m001->icd); } -static int mt9m001_probe(struct i2c_client *client) +static int mt9m001_probe(struct i2c_client *client, + const struct i2c_device_id *did) { struct mt9m001 *mt9m001; struct soc_camera_device *icd; diff --git a/drivers/media/video/mt9v022.c b/drivers/media/video/mt9v022.c index d4b9e2744343..7b1dd7ede9d0 100644 --- a/drivers/media/video/mt9v022.c +++ b/drivers/media/video/mt9v022.c @@ -745,7 +745,8 @@ static void mt9v022_video_remove(struct soc_camera_device *icd) soc_camera_video_stop(&mt9v022->icd); } -static int mt9v022_probe(struct i2c_client *client) +static int mt9v022_probe(struct i2c_client *client, + const struct i2c_device_id *did) { struct mt9v022 *mt9v022; struct soc_camera_device *icd; diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c index 416d05d4a969..e684108637ad 100644 --- a/drivers/media/video/saa7115.c +++ b/drivers/media/video/saa7115.c @@ -1450,7 +1450,8 @@ static int saa7115_command(struct i2c_client *client, unsigned int cmd, void *ar /* ----------------------------------------------------------------------- */ -static int saa7115_probe(struct i2c_client *client) +static int saa7115_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct saa711x_state *state; int i; diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c index 06c88db656b4..e750cd65c1c3 100644 --- a/drivers/media/video/saa7127.c +++ b/drivers/media/video/saa7127.c @@ -661,7 +661,8 @@ static int saa7127_command(struct i2c_client *client, /* ----------------------------------------------------------------------- */ -static int saa7127_probe(struct i2c_client *client) +static int saa7127_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct saa7127_state *state; struct v4l2_sliced_vbi_data vbi = { 0, 0, 0, 0 }; /* set to disabled */ diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c index 53c5edbcf7ea..72c4081feff5 100644 --- a/drivers/media/video/saa717x.c +++ b/drivers/media/video/saa717x.c @@ -1418,7 +1418,8 @@ static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg) /* i2c implementation */ /* ----------------------------------------------------------------------- */ -static int saa717x_probe(struct i2c_client *client) +static int saa717x_probe(struct i2c_client *client, + const struct i2c_device_id *did) { struct saa717x_state *decoder; u8 id = 0; diff --git a/drivers/media/video/tcm825x.c b/drivers/media/video/tcm825x.c index 6943b447a1bd..e57a64605778 100644 --- a/drivers/media/video/tcm825x.c +++ b/drivers/media/video/tcm825x.c @@ -840,7 +840,8 @@ static struct v4l2_int_device tcm825x_int_device = { }, }; -static int tcm825x_probe(struct i2c_client *client) +static int tcm825x_probe(struct i2c_client *client, + const struct i2c_device_id *did) { struct tcm825x_sensor *sensor = &tcm825x; int rval; diff --git a/drivers/media/video/tlv320aic23b.c b/drivers/media/video/tlv320aic23b.c index dc7b9c220b90..f1db54202dea 100644 --- a/drivers/media/video/tlv320aic23b.c +++ b/drivers/media/video/tlv320aic23b.c @@ -125,7 +125,8 @@ static int tlv320aic23b_command(struct i2c_client *client, * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1' */ -static int tlv320aic23b_probe(struct i2c_client *client) +static int tlv320aic23b_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct tlv320aic23b_state *state; diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index 2b72e10e6b9f..2a2748238c78 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -1073,7 +1073,8 @@ static void tuner_lookup(struct i2c_adapter *adap, /* During client attach, set_type is called by adapter's attach_inform callback. set_type must then be completed by tuner_probe. */ -static int tuner_probe(struct i2c_client *client) +static int tuner_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct tuner *t; struct tuner *radio; diff --git a/drivers/media/video/tvaudio.c b/drivers/media/video/tvaudio.c index f29a2cd0f2f2..6f9945b04e1f 100644 --- a/drivers/media/video/tvaudio.c +++ b/drivers/media/video/tvaudio.c @@ -1461,7 +1461,7 @@ static struct CHIPDESC chiplist[] = { /* ---------------------------------------------------------------------- */ /* i2c registration */ -static int chip_probe(struct i2c_client *client) +static int chip_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct CHIPSTATE *chip; struct CHIPDESC *desc; diff --git a/drivers/media/video/upd64031a.c b/drivers/media/video/upd64031a.c index bd201397a2ac..93bfd19dec7d 100644 --- a/drivers/media/video/upd64031a.c +++ b/drivers/media/video/upd64031a.c @@ -195,7 +195,8 @@ static int upd64031a_command(struct i2c_client *client, unsigned cmd, void *arg) /* i2c implementation */ -static int upd64031a_probe(struct i2c_client *client) +static int upd64031a_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct upd64031a_state *state; int i; diff --git a/drivers/media/video/upd64083.c b/drivers/media/video/upd64083.c index 2d9a88f70c85..9ab712a56ce0 100644 --- a/drivers/media/video/upd64083.c +++ b/drivers/media/video/upd64083.c @@ -172,7 +172,8 @@ static int upd64083_command(struct i2c_client *client, unsigned cmd, void *arg) /* i2c implementation */ -static int upd64083_probe(struct i2c_client *client) +static int upd64083_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct upd64083_state *state; int i; diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c index 7cc42c1da457..e9dd996fd5df 100644 --- a/drivers/media/video/v4l2-common.c +++ b/drivers/media/video/v4l2-common.c @@ -710,7 +710,8 @@ EXPORT_SYMBOL(v4l2_chip_ident_i2c_client); /* Helper function for I2C legacy drivers */ int v4l2_i2c_attach(struct i2c_adapter *adapter, int address, struct i2c_driver *driver, - const char *name, int (*probe)(struct i2c_client *)) + const char *name, + int (*probe)(struct i2c_client *, const struct i2c_device_id *)) { struct i2c_client *client; int err; @@ -724,7 +725,7 @@ int v4l2_i2c_attach(struct i2c_adapter *adapter, int address, struct i2c_driver client->driver = driver; strlcpy(client->name, name, sizeof(client->name)); - err = probe(client); + err = probe(client, NULL); if (err == 0) { i2c_attach_client(client); } else { diff --git a/drivers/media/video/vp27smpx.c b/drivers/media/video/vp27smpx.c index 282c81403c97..fac0deba24af 100644 --- a/drivers/media/video/vp27smpx.c +++ b/drivers/media/video/vp27smpx.c @@ -121,7 +121,8 @@ static int vp27smpx_command(struct i2c_client *client, unsigned cmd, void *arg) * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1' */ -static int vp27smpx_probe(struct i2c_client *client) +static int vp27smpx_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct vp27smpx_state *state; diff --git a/drivers/media/video/wm8739.c b/drivers/media/video/wm8739.c index 31795b4f8b63..0f8ed8461fba 100644 --- a/drivers/media/video/wm8739.c +++ b/drivers/media/video/wm8739.c @@ -261,7 +261,8 @@ static int wm8739_command(struct i2c_client *client, unsigned cmd, void *arg) /* i2c implementation */ -static int wm8739_probe(struct i2c_client *client) +static int wm8739_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct wm8739_state *state; diff --git a/drivers/media/video/wm8775.c b/drivers/media/video/wm8775.c index 869f9e7946b6..67a409e60c46 100644 --- a/drivers/media/video/wm8775.c +++ b/drivers/media/video/wm8775.c @@ -159,7 +159,8 @@ static int wm8775_command(struct i2c_client *client, unsigned cmd, void *arg) * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1' */ -static int wm8775_probe(struct i2c_client *client) +static int wm8775_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct wm8775_state *state; diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index f389a28720d2..67ba8ae3217c 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -326,7 +326,8 @@ static struct bin_attribute nvram = { static struct i2c_driver ds1307_driver; -static int __devinit ds1307_probe(struct i2c_client *client) +static int __devinit ds1307_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct ds1307 *ds1307; int err = -ENODEV; diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index 45bda186befc..104dcfd5d9a8 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -355,7 +355,8 @@ static const struct rtc_class_ops ds1374_rtc_ops = { .ioctl = ds1374_ioctl, }; -static int ds1374_probe(struct i2c_client *client) +static int ds1374_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct ds1374 *ds1374; int ret; diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c index fb15e3fb4ce2..d75d8faeead0 100644 --- a/drivers/rtc/rtc-isl1208.c +++ b/drivers/rtc/rtc-isl1208.c @@ -490,7 +490,7 @@ isl1208_sysfs_unregister(struct device *dev) } static int -isl1208_probe(struct i2c_client *client) +isl1208_probe(struct i2c_client *client, const struct i2c_device_id *id) { int rc = 0; struct rtc_device *rtc; diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c index 1cb33cac1237..2ee0d070095a 100644 --- a/drivers/rtc/rtc-m41t80.c +++ b/drivers/rtc/rtc-m41t80.c @@ -756,7 +756,8 @@ static struct notifier_block wdt_notifier = { * ***************************************************************************** */ -static int m41t80_probe(struct i2c_client *client) +static int m41t80_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int i, rc = 0; struct rtc_device *rtc = NULL; diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c index a41681d26eba..7b3c31db0fc0 100644 --- a/drivers/rtc/rtc-pcf8563.c +++ b/drivers/rtc/rtc-pcf8563.c @@ -246,7 +246,8 @@ static const struct rtc_class_ops pcf8563_rtc_ops = { .set_time = pcf8563_rtc_set_time, }; -static int pcf8563_probe(struct i2c_client *client) +static int pcf8563_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct pcf8563 *pcf8563; diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c index 7e63074708eb..47db289bb0a3 100644 --- a/drivers/rtc/rtc-rs5c372.c +++ b/drivers/rtc/rtc-rs5c372.c @@ -494,7 +494,8 @@ static void rs5c_sysfs_unregister(struct device *dev) static struct i2c_driver rs5c372_driver; -static int rs5c372_probe(struct i2c_client *client) +static int rs5c372_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int err = 0; struct rs5c372 *rs5c372; diff --git a/drivers/rtc/rtc-s35390a.c b/drivers/rtc/rtc-s35390a.c index e8abc90c32c5..ab0c6d221404 100644 --- a/drivers/rtc/rtc-s35390a.c +++ b/drivers/rtc/rtc-s35390a.c @@ -195,7 +195,8 @@ static const struct rtc_class_ops s35390a_rtc_ops = { static struct i2c_driver s35390a_driver; -static int s35390a_probe(struct i2c_client *client) +static int s35390a_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int err; unsigned int i; diff --git a/drivers/rtc/rtc-x1205.c b/drivers/rtc/rtc-x1205.c index 095282f63523..b792ad4dcaa9 100644 --- a/drivers/rtc/rtc-x1205.c +++ b/drivers/rtc/rtc-x1205.c @@ -494,7 +494,8 @@ static void x1205_sysfs_unregister(struct device *dev) } -static int x1205_probe(struct i2c_client *client) +static int x1205_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int err = 0; unsigned char sr; diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 365e0df3646b..89cb34d5b0ba 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -126,7 +126,7 @@ struct i2c_driver { * With the driver model, device enumeration is NEVER done by drivers; * it's done by infrastructure. (NEW STYLE DRIVERS ONLY) */ - int (*probe)(struct i2c_client *); + int (*probe)(struct i2c_client *, const struct i2c_device_id *); int (*remove)(struct i2c_client *); /* driver model interfaces that don't relate to enumeration */ @@ -140,11 +140,10 @@ struct i2c_driver { int (*command)(struct i2c_client *client,unsigned int cmd, void *arg); struct device_driver driver; + const struct i2c_device_id *id_table; }; #define to_i2c_driver(d) container_of(d, struct i2c_driver, driver) -#define I2C_NAME_SIZE 20 - /** * struct i2c_client - represent an I2C slave device * @flags: I2C_CLIENT_TEN indicates the device uses a ten bit chip address; diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 139d49d2f078..d73eceaa7afb 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -368,4 +368,15 @@ struct virtio_device_id { }; #define VIRTIO_DEV_ANY_ID 0xffffffff +/* i2c */ + +#define I2C_NAME_SIZE 20 +#define I2C_MODULE_PREFIX "i2c:" + +struct i2c_device_id { + char name[I2C_NAME_SIZE]; + kernel_ulong_t driver_data; /* Data private to the driver */ +}; + + #endif /* LINUX_MOD_DEVICETABLE_H */ diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 316a58453134..020d05758bd8 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -107,9 +107,11 @@ int v4l2_chip_match_host(u32 id_type, u32 chip_id); struct i2c_driver; struct i2c_adapter; struct i2c_client; +struct i2c_device_id; int v4l2_i2c_attach(struct i2c_adapter *adapter, int address, struct i2c_driver *driver, - const char *name, int (*probe)(struct i2c_client *)); + const char *name, + int (*probe)(struct i2c_client *, const struct i2c_device_id *)); /* ------------------------------------------------------------------------- */ diff --git a/include/media/v4l2-i2c-drv-legacy.h b/include/media/v4l2-i2c-drv-legacy.h index e7645578fc22..347b6f8beb23 100644 --- a/include/media/v4l2-i2c-drv-legacy.h +++ b/include/media/v4l2-i2c-drv-legacy.h @@ -25,7 +25,7 @@ struct v4l2_i2c_driver_data { const char * const name; int driverid; int (*command)(struct i2c_client *client, unsigned int cmd, void *arg); - int (*probe)(struct i2c_client *client); + int (*probe)(struct i2c_client *client, const struct i2c_device_id *id); int (*remove)(struct i2c_client *client); int (*suspend)(struct i2c_client *client, pm_message_t state); int (*resume)(struct i2c_client *client); diff --git a/include/media/v4l2-i2c-drv.h b/include/media/v4l2-i2c-drv.h index 9e4bab276915..7b6f06be7950 100644 --- a/include/media/v4l2-i2c-drv.h +++ b/include/media/v4l2-i2c-drv.h @@ -30,7 +30,7 @@ struct v4l2_i2c_driver_data { const char * const name; int driverid; int (*command)(struct i2c_client *client, unsigned int cmd, void *arg); - int (*probe)(struct i2c_client *client); + int (*probe)(struct i2c_client *client, const struct i2c_device_id *id); int (*remove)(struct i2c_client *client); int (*suspend)(struct i2c_client *client, pm_message_t state); int (*resume)(struct i2c_client *client); diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index 769b69db89c1..e04c4218cb52 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -576,6 +576,15 @@ static int do_virtio_entry(const char *filename, struct virtio_device_id *id, return 1; } +/* Looks like: i2c:S */ +static int do_i2c_entry(const char *filename, struct i2c_device_id *id, + char *alias) +{ + sprintf(alias, I2C_MODULE_PREFIX "%s", id->name); + + return 1; +} + /* Ignore any prefix, eg. v850 prepends _ */ static inline int sym_is(const char *symbol, const char *name) { @@ -704,6 +713,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, do_table(symval, sym->st_size, sizeof(struct virtio_device_id), "virtio", do_virtio_entry, mod); + else if (sym_is(symname, "__mod_i2c_device_table")) + do_table(symval, sym->st_size, + sizeof(struct i2c_device_id), "i2c", + do_i2c_entry, mod); free(zeros); } |