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-rw-r--r--drivers/hid/hid-core.c2
-rw-r--r--drivers/hid/hid-picolcd_cir.c2
-rw-r--r--drivers/hid/hid-sensor-hub.c8
-rw-r--r--drivers/hid/hidraw.c1
-rw-r--r--drivers/hid/i2c-hid/i2c-hid.c99
5 files changed, 92 insertions, 20 deletions
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index eb2ee11..fe3a59e 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -729,7 +729,7 @@ static int hid_scan_report(struct hid_device *hid)
item.type == HID_ITEM_TYPE_MAIN &&
item.tag == HID_MAIN_ITEM_TAG_BEGIN_COLLECTION &&
(item_udata(&item) & 0xff) == HID_COLLECTION_PHYSICAL &&
- hid->bus == BUS_USB)
+ (hid->bus == BUS_USB || hid->bus == BUS_I2C))
hid->group = HID_GROUP_SENSOR_HUB;
}
diff --git a/drivers/hid/hid-picolcd_cir.c b/drivers/hid/hid-picolcd_cir.c
index 13ca919..a79e95b 100644
--- a/drivers/hid/hid-picolcd_cir.c
+++ b/drivers/hid/hid-picolcd_cir.c
@@ -116,7 +116,7 @@ int picolcd_init_cir(struct picolcd_data *data, struct hid_report *report)
rdev->priv = data;
rdev->driver_type = RC_DRIVER_IR_RAW;
- rdev->allowed_protos = RC_TYPE_ALL;
+ rdev->allowed_protos = RC_BIT_ALL;
rdev->open = picolcd_cir_open;
rdev->close = picolcd_cir_close;
rdev->input_name = data->hdev->name;
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index 0bc58bd..7d96db3 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -605,16 +605,12 @@ static void sensor_hub_remove(struct hid_device *hdev)
}
static const struct hid_device_id sensor_hub_devices[] = {
- { HID_DEVICE(BUS_USB, HID_GROUP_SENSOR_HUB, HID_ANY_ID, HID_ANY_ID) },
+ { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, HID_ANY_ID,
+ HID_ANY_ID) },
{ }
};
MODULE_DEVICE_TABLE(hid, sensor_hub_devices);
-static const struct hid_usage_id sensor_hub_grabbed_usages[] = {
- { HID_ANY_ID, HID_ANY_ID, HID_ANY_ID },
- { HID_ANY_ID - 1, HID_ANY_ID - 1, HID_ANY_ID - 1 }
-};
-
static struct hid_driver sensor_hub_driver = {
.name = "hid-sensor-hub",
.id_table = sensor_hub_devices,
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 413a731..f3bbbce 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -581,6 +581,7 @@ int __init hidraw_init(void)
if (result < 0)
goto error_class;
+ printk(KERN_INFO "hidraw: raw HID events driver (C) Jiri Kosina\n");
out:
return result;
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 5774ebf..ec79302 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -34,6 +34,7 @@
#include <linux/kernel.h>
#include <linux/hid.h>
#include <linux/mutex.h>
+#include <linux/acpi.h>
#include <linux/i2c/i2c-hid.h>
@@ -139,6 +140,8 @@ struct i2c_hid {
unsigned long flags; /* device flags */
wait_queue_head_t wait; /* For waiting the interrupt */
+
+ struct i2c_hid_platform_data pdata;
};
static int __i2c_hid_command(struct i2c_client *client,
@@ -742,7 +745,7 @@ static struct hid_ll_driver i2c_hid_ll_driver = {
.hidinput_input_event = i2c_hid_hidinput_input_event,
};
-static int __devinit i2c_hid_init_irq(struct i2c_client *client)
+static int i2c_hid_init_irq(struct i2c_client *client)
{
struct i2c_hid *ihid = i2c_get_clientdata(client);
int ret;
@@ -764,7 +767,7 @@ static int __devinit i2c_hid_init_irq(struct i2c_client *client)
return 0;
}
-static int __devinit i2c_hid_fetch_hid_descriptor(struct i2c_hid *ihid)
+static int i2c_hid_fetch_hid_descriptor(struct i2c_hid *ihid)
{
struct i2c_client *client = ihid->client;
struct i2c_hid_desc *hdesc = &ihid->hdesc;
@@ -821,8 +824,72 @@ static int __devinit i2c_hid_fetch_hid_descriptor(struct i2c_hid *ihid)
return 0;
}
-static int __devinit i2c_hid_probe(struct i2c_client *client,
- const struct i2c_device_id *dev_id)
+#ifdef CONFIG_ACPI
+static int i2c_hid_acpi_pdata(struct i2c_client *client,
+ struct i2c_hid_platform_data *pdata)
+{
+ static u8 i2c_hid_guid[] = {
+ 0xF7, 0xF6, 0xDF, 0x3C, 0x67, 0x42, 0x55, 0x45,
+ 0xAD, 0x05, 0xB3, 0x0A, 0x3D, 0x89, 0x38, 0xDE,
+ };
+ struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER, NULL };
+ union acpi_object params[4], *obj;
+ struct acpi_object_list input;
+ struct acpi_device *adev;
+ acpi_handle handle;
+
+ handle = ACPI_HANDLE(&client->dev);
+ if (!handle || acpi_bus_get_device(handle, &adev))
+ return -ENODEV;
+
+ input.count = ARRAY_SIZE(params);
+ input.pointer = params;
+
+ params[0].type = ACPI_TYPE_BUFFER;
+ params[0].buffer.length = sizeof(i2c_hid_guid);
+ params[0].buffer.pointer = i2c_hid_guid;
+ params[1].type = ACPI_TYPE_INTEGER;
+ params[1].integer.value = 1;
+ params[2].type = ACPI_TYPE_INTEGER;
+ params[2].integer.value = 1; /* HID function */
+ params[3].type = ACPI_TYPE_INTEGER;
+ params[3].integer.value = 0;
+
+ if (ACPI_FAILURE(acpi_evaluate_object(handle, "_DSM", &input, &buf))) {
+ dev_err(&client->dev, "device _DSM execution failed\n");
+ return -ENODEV;
+ }
+
+ obj = (union acpi_object *)buf.pointer;
+ if (obj->type != ACPI_TYPE_INTEGER) {
+ dev_err(&client->dev, "device _DSM returned invalid type: %d\n",
+ obj->type);
+ kfree(buf.pointer);
+ return -EINVAL;
+ }
+
+ pdata->hid_descriptor_address = obj->integer.value;
+
+ kfree(buf.pointer);
+ return 0;
+}
+
+static const struct acpi_device_id i2c_hid_acpi_match[] = {
+ {"ACPI0C50", 0 },
+ {"PNP0C50", 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(acpi, i2c_hid_acpi_match);
+#else
+static inline int i2c_hid_acpi_pdata(struct i2c_client *client,
+ struct i2c_hid_platform_data *pdata)
+{
+ return -ENODEV;
+}
+#endif
+
+static int i2c_hid_probe(struct i2c_client *client,
+ const struct i2c_device_id *dev_id)
{
int ret;
struct i2c_hid *ihid;
@@ -832,11 +899,6 @@ static int __devinit i2c_hid_probe(struct i2c_client *client,
dbg_hid("HID probe called for i2c 0x%02x\n", client->addr);
- if (!platform_data) {
- dev_err(&client->dev, "HID register address not provided\n");
- return -EINVAL;
- }
-
if (!client->irq) {
dev_err(&client->dev,
"HID over i2c has not been provided an Int IRQ\n");
@@ -847,11 +909,22 @@ static int __devinit i2c_hid_probe(struct i2c_client *client,
if (!ihid)
return -ENOMEM;
+ if (!platform_data) {
+ ret = i2c_hid_acpi_pdata(client, &ihid->pdata);
+ if (ret) {
+ dev_err(&client->dev,
+ "HID register address not provided\n");
+ goto err;
+ }
+ } else {
+ ihid->pdata = *platform_data;
+ }
+
i2c_set_clientdata(client, ihid);
ihid->client = client;
- hidRegister = platform_data->hid_descriptor_address;
+ hidRegister = ihid->pdata.hid_descriptor_address;
ihid->wHIDDescRegister = cpu_to_le16(hidRegister);
init_waitqueue_head(&ihid->wait);
@@ -884,6 +957,7 @@ static int __devinit i2c_hid_probe(struct i2c_client *client,
hid->hid_get_raw_report = i2c_hid_get_raw_report;
hid->hid_output_raw_report = i2c_hid_output_raw_report;
hid->dev.parent = &client->dev;
+ ACPI_HANDLE_SET(&hid->dev, ACPI_HANDLE(&client->dev));
hid->bus = BUS_I2C;
hid->version = le16_to_cpu(ihid->hdesc.bcdVersion);
hid->vendor = le16_to_cpu(ihid->hdesc.wVendorID);
@@ -913,7 +987,7 @@ err:
return ret;
}
-static int __devexit i2c_hid_remove(struct i2c_client *client)
+static int i2c_hid_remove(struct i2c_client *client)
{
struct i2c_hid *ihid = i2c_get_clientdata(client);
struct hid_device *hid;
@@ -975,10 +1049,11 @@ static struct i2c_driver i2c_hid_driver = {
.name = "i2c_hid",
.owner = THIS_MODULE,
.pm = &i2c_hid_pm,
+ .acpi_match_table = ACPI_PTR(i2c_hid_acpi_match),
},
.probe = i2c_hid_probe,
- .remove = __devexit_p(i2c_hid_remove),
+ .remove = i2c_hid_remove,
.id_table = i2c_hid_id_table,
};
generated by cgit v1.1 at 2024-12-27 10:00:11 +0000