diff options
-rw-r--r-- | drivers/i2c/i2c-core.c | 22 | ||||
-rw-r--r-- | include/linux/i2c.h | 7 | ||||
-rw-r--r-- | include/linux/i2c/pcf857x.h | 3 |
3 files changed, 7 insertions, 25 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index c99ebeadb558..d0175f4f8fc6 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c | |||
@@ -74,10 +74,7 @@ static int i2c_device_match(struct device *dev, struct device_driver *drv) | |||
74 | if (driver->id_table) | 74 | if (driver->id_table) |
75 | return i2c_match_id(driver->id_table, client) != NULL; | 75 | return i2c_match_id(driver->id_table, client) != NULL; |
76 | 76 | ||
77 | /* new style drivers use the same kind of driver matching policy | 77 | return 0; |
78 | * as platform devices or SPI: compare device and driver IDs. | ||
79 | */ | ||
80 | return strcmp(client->driver_name, drv->name) == 0; | ||
81 | } | 78 | } |
82 | 79 | ||
83 | #ifdef CONFIG_HOTPLUG | 80 | #ifdef CONFIG_HOTPLUG |
@@ -91,14 +88,9 @@ static int i2c_device_uevent(struct device *dev, struct kobj_uevent_env *env) | |||
91 | if (dev->driver) | 88 | if (dev->driver) |
92 | return 0; | 89 | return 0; |
93 | 90 | ||
94 | if (client->driver_name[0]) { | 91 | if (add_uevent_var(env, "MODALIAS=%s%s", |
95 | if (add_uevent_var(env, "MODALIAS=%s", client->driver_name)) | 92 | I2C_MODULE_PREFIX, client->name)) |
96 | return -ENOMEM; | 93 | return -ENOMEM; |
97 | } else { | ||
98 | if (add_uevent_var(env, "MODALIAS=%s%s", | ||
99 | I2C_MODULE_PREFIX, client->name)) | ||
100 | return -ENOMEM; | ||
101 | } | ||
102 | dev_dbg(dev, "uevent\n"); | 94 | dev_dbg(dev, "uevent\n"); |
103 | return 0; | 95 | return 0; |
104 | } | 96 | } |
@@ -206,9 +198,7 @@ static ssize_t show_client_name(struct device *dev, struct device_attribute *att | |||
206 | static ssize_t show_modalias(struct device *dev, struct device_attribute *attr, char *buf) | 198 | static ssize_t show_modalias(struct device *dev, struct device_attribute *attr, char *buf) |
207 | { | 199 | { |
208 | struct i2c_client *client = to_i2c_client(dev); | 200 | struct i2c_client *client = to_i2c_client(dev); |
209 | return client->driver_name[0] | 201 | return sprintf(buf, "%s%s\n", I2C_MODULE_PREFIX, client->name); |
210 | ? sprintf(buf, "%s\n", client->driver_name) | ||
211 | : sprintf(buf, "%s%s\n", I2C_MODULE_PREFIX, client->name); | ||
212 | } | 202 | } |
213 | 203 | ||
214 | static struct device_attribute i2c_dev_attrs[] = { | 204 | static struct device_attribute i2c_dev_attrs[] = { |
@@ -282,8 +272,6 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info) | |||
282 | client->addr = info->addr; | 272 | client->addr = info->addr; |
283 | client->irq = info->irq; | 273 | client->irq = info->irq; |
284 | 274 | ||
285 | strlcpy(client->driver_name, info->driver_name, | ||
286 | sizeof(client->driver_name)); | ||
287 | strlcpy(client->name, info->type, sizeof(client->name)); | 275 | strlcpy(client->name, info->type, sizeof(client->name)); |
288 | 276 | ||
289 | /* a new style driver may be bound to this device when we | 277 | /* a new style driver may be bound to this device when we |
diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 6716ec808c5e..fb9af6a0fe9c 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h | |||
@@ -155,8 +155,6 @@ struct i2c_driver { | |||
155 | * @driver: device's driver, hence pointer to access routines | 155 | * @driver: device's driver, hence pointer to access routines |
156 | * @dev: Driver model device node for the slave. | 156 | * @dev: Driver model device node for the slave. |
157 | * @irq: indicates the IRQ generated by this device (if any) | 157 | * @irq: indicates the IRQ generated by this device (if any) |
158 | * @driver_name: Identifies new-style driver used with this device; also | ||
159 | * used as the module name for hotplug/coldplug modprobe support. | ||
160 | * @list: list of active/busy clients (DEPRECATED) | 158 | * @list: list of active/busy clients (DEPRECATED) |
161 | * @released: used to synchronize client releases & detaches and references | 159 | * @released: used to synchronize client releases & detaches and references |
162 | * | 160 | * |
@@ -174,7 +172,6 @@ struct i2c_client { | |||
174 | struct i2c_driver *driver; /* and our access routines */ | 172 | struct i2c_driver *driver; /* and our access routines */ |
175 | struct device dev; /* the device structure */ | 173 | struct device dev; /* the device structure */ |
176 | int irq; /* irq issued by device (or -1) */ | 174 | int irq; /* irq issued by device (or -1) */ |
177 | char driver_name[KOBJ_NAME_LEN]; | ||
178 | struct list_head list; /* DEPRECATED */ | 175 | struct list_head list; /* DEPRECATED */ |
179 | struct completion released; | 176 | struct completion released; |
180 | }; | 177 | }; |
@@ -200,8 +197,7 @@ static inline void i2c_set_clientdata (struct i2c_client *dev, void *data) | |||
200 | 197 | ||
201 | /** | 198 | /** |
202 | * struct i2c_board_info - template for device creation | 199 | * struct i2c_board_info - template for device creation |
203 | * @driver_name: identifies the driver to be bound to the device | 200 | * @type: chip type, to initialize i2c_client.name |
204 | * @type: optional chip type information, to initialize i2c_client.name | ||
205 | * @flags: to initialize i2c_client.flags | 201 | * @flags: to initialize i2c_client.flags |
206 | * @addr: stored in i2c_client.addr | 202 | * @addr: stored in i2c_client.addr |
207 | * @platform_data: stored in i2c_client.dev.platform_data | 203 | * @platform_data: stored in i2c_client.dev.platform_data |
@@ -220,7 +216,6 @@ static inline void i2c_set_clientdata (struct i2c_client *dev, void *data) | |||
220 | * with the adapter already known. | 216 | * with the adapter already known. |
221 | */ | 217 | */ |
222 | struct i2c_board_info { | 218 | struct i2c_board_info { |
223 | char driver_name[KOBJ_NAME_LEN]; | ||
224 | char type[I2C_NAME_SIZE]; | 219 | char type[I2C_NAME_SIZE]; |
225 | unsigned short flags; | 220 | unsigned short flags; |
226 | unsigned short addr; | 221 | unsigned short addr; |
diff --git a/include/linux/i2c/pcf857x.h b/include/linux/i2c/pcf857x.h index ba8ea6e16476..0767a2a6b2f1 100644 --- a/include/linux/i2c/pcf857x.h +++ b/include/linux/i2c/pcf857x.h | |||
@@ -12,8 +12,7 @@ | |||
12 | * @context: optional parameter passed to setup() and teardown() | 12 | * @context: optional parameter passed to setup() and teardown() |
13 | * | 13 | * |
14 | * In addition to the I2C_BOARD_INFO() state appropriate to each chip, | 14 | * In addition to the I2C_BOARD_INFO() state appropriate to each chip, |
15 | * the i2c_board_info used with the pcf875x driver must provide the | 15 | * the i2c_board_info used with the pcf875x driver must provide its |
16 | * chip "type" ("pcf8574", "pcf8574a", "pcf8575", "pcf8575c") and its | ||
17 | * platform_data (pointer to one of these structures) with at least | 16 | * platform_data (pointer to one of these structures) with at least |
18 | * the gpio_base value initialized. | 17 | * the gpio_base value initialized. |
19 | * | 18 | * |