Merge branch 'for-4.14/wacom' into for-linus

- name generation improvement for Wacom devices from Jason Gerecke
- Kconfig dependency fix for Wacom driver from Arnd Bergmann
This commit is contained in:
Jiri Kosina 2017-09-05 11:14:10 +02:00
commit de6c5070ad
7 changed files with 50 additions and 42 deletions

View File

@ -924,7 +924,7 @@ config HID_UDRAW_PS3
config HID_WACOM
tristate "Wacom Intuos/Graphire tablet support (USB)"
depends on HID
depends on USB_HID
select POWER_SUPPLY
select NEW_LEDS
select LEDS_CLASS

View File

@ -780,7 +780,7 @@ static int i2c_hid_power(struct hid_device *hid, int lvl)
return 0;
}
static struct hid_ll_driver i2c_hid_ll_driver = {
struct hid_ll_driver i2c_hid_ll_driver = {
.parse = i2c_hid_parse,
.start = i2c_hid_start,
.stop = i2c_hid_stop,
@ -790,6 +790,7 @@ static struct hid_ll_driver i2c_hid_ll_driver = {
.output_report = i2c_hid_output_report,
.raw_request = i2c_hid_raw_request,
};
EXPORT_SYMBOL_GPL(i2c_hid_ll_driver);
static int i2c_hid_init_irq(struct i2c_client *client)
{

View File

@ -369,7 +369,7 @@ static int uhid_hid_output_report(struct hid_device *hid, __u8 *buf,
return uhid_hid_output_raw(hid, buf, count, HID_OUTPUT_REPORT);
}
static struct hid_ll_driver uhid_hid_driver = {
struct hid_ll_driver uhid_hid_driver = {
.start = uhid_hid_start,
.stop = uhid_hid_stop,
.open = uhid_hid_open,
@ -378,6 +378,7 @@ static struct hid_ll_driver uhid_hid_driver = {
.raw_request = uhid_hid_raw_request,
.output_report = uhid_hid_output_report,
};
EXPORT_SYMBOL_GPL(uhid_hid_driver);
#ifdef CONFIG_COMPAT

View File

@ -1265,7 +1265,7 @@ static int usbhid_idle(struct hid_device *hid, int report, int idle,
return hid_set_idle(dev, ifnum, report, idle);
}
static struct hid_ll_driver usb_hid_driver = {
struct hid_ll_driver usb_hid_driver = {
.parse = usbhid_parse,
.start = usbhid_start,
.stop = usbhid_stop,
@ -1278,6 +1278,7 @@ static struct hid_ll_driver usb_hid_driver = {
.output_report = usbhid_output_report,
.idle = usbhid_idle,
};
EXPORT_SYMBOL_GPL(usb_hid_driver);
static int usbhid_probe(struct usb_interface *intf, const struct usb_device_id *id)
{

View File

@ -1671,10 +1671,7 @@ static ssize_t wacom_show_remote_mode(struct kobject *kobj,
u8 mode;
mode = wacom->led.groups[index].select;
if (mode >= 0 && mode < 3)
return snprintf(buf, PAGE_SIZE, "%d\n", mode);
else
return snprintf(buf, PAGE_SIZE, "%d\n", -1);
return sprintf(buf, "%d\n", mode < 3 ? mode : -1);
}
#define DEVICE_EKR_ATTR_GROUP(SET_ID) \
@ -2028,41 +2025,37 @@ static void wacom_update_name(struct wacom *wacom, const char *suffix)
/* Generic devices name unspecified */
if ((features->type == HID_GENERIC) && !strcmp("Wacom HID", features->name)) {
if (strstr(wacom->hdev->name, "Wacom") ||
strstr(wacom->hdev->name, "wacom") ||
strstr(wacom->hdev->name, "WACOM")) {
/* name is in HID descriptor, use it */
strlcpy(name, wacom->hdev->name, sizeof(name));
char *product_name = wacom->hdev->name;
/* strip out excess whitespaces */
while (1) {
char *gap = strstr(name, " ");
if (gap == NULL)
break;
/* shift everything including the terminator */
memmove(gap, gap+1, strlen(gap));
}
/* strip off excessive prefixing */
if (strstr(name, "Wacom Co.,Ltd. Wacom ") == name) {
int n = strlen(name);
int x = strlen("Wacom Co.,Ltd. ");
memmove(name, name+x, n-x+1);
}
if (strstr(name, "Wacom Co., Ltd. Wacom ") == name) {
int n = strlen(name);
int x = strlen("Wacom Co., Ltd. ");
memmove(name, name+x, n-x+1);
}
/* get rid of trailing whitespace */
if (name[strlen(name)-1] == ' ')
name[strlen(name)-1] = '\0';
} else {
/* no meaningful name retrieved. use product ID */
snprintf(name, sizeof(name),
"%s %X", features->name, wacom->hdev->product);
if (hid_is_using_ll_driver(wacom->hdev, &usb_hid_driver)) {
struct usb_interface *intf = to_usb_interface(wacom->hdev->dev.parent);
struct usb_device *dev = interface_to_usbdev(intf);
product_name = dev->product;
}
if (wacom->hdev->bus == BUS_I2C) {
snprintf(name, sizeof(name), "%s %X",
features->name, wacom->hdev->product);
} else if (strstr(product_name, "Wacom") ||
strstr(product_name, "wacom") ||
strstr(product_name, "WACOM")) {
strlcpy(name, product_name, sizeof(name));
} else {
snprintf(name, sizeof(name), "Wacom %s", product_name);
}
/* strip out excess whitespaces */
while (1) {
char *gap = strstr(name, " ");
if (gap == NULL)
break;
/* shift everything including the terminator */
memmove(gap, gap+1, strlen(gap));
}
/* get rid of trailing whitespace */
if (name[strlen(name)-1] == ' ')
name[strlen(name)-1] = '\0';
} else {
strlcpy(name, features->name, sizeof(name));
}

View File

@ -780,6 +780,17 @@ struct hid_ll_driver {
int (*idle)(struct hid_device *hdev, int report, int idle, int reqtype);
};
extern struct hid_ll_driver i2c_hid_ll_driver;
extern struct hid_ll_driver hidp_hid_driver;
extern struct hid_ll_driver uhid_hid_driver;
extern struct hid_ll_driver usb_hid_driver;
static inline bool hid_is_using_ll_driver(struct hid_device *hdev,
struct hid_ll_driver *driver)
{
return hdev->ll_driver == driver;
}
#define PM_HINT_FULLON 1<<5
#define PM_HINT_NORMAL 1<<1

View File

@ -734,7 +734,7 @@ static void hidp_stop(struct hid_device *hid)
hid->claimed = 0;
}
static struct hid_ll_driver hidp_hid_driver = {
struct hid_ll_driver hidp_hid_driver = {
.parse = hidp_parse,
.start = hidp_start,
.stop = hidp_stop,
@ -743,6 +743,7 @@ static struct hid_ll_driver hidp_hid_driver = {
.raw_request = hidp_raw_request,
.output_report = hidp_output_report,
};
EXPORT_SYMBOL_GPL(hidp_hid_driver);
/* This function sets up the hid device. It does not add it
to the HID system. That is done in hidp_add_connection(). */