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Merge branches 'for-3.8/upstream-fixes', 'for-3.9/hid-sensor', 'for-3.9/hidraw' and 'for-3.9/i2c-hid' into for-linus

Browse Source 
Conflicts:
	drivers/hid/i2c-hid/i2c-hid.c
This commit is contained in:
Jiri Kosina
2013-02-21 10:42:39 +01:00
parent befde0226a 0d1e4b024f 0f690ccf56 92241e67c0
commit 539cf54bdd
5746 changed files with 270786 additions and 90297 deletions
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99
drivers/hid/i2c-hid/i2c-hid.c
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@@ -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,
};