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HID: wacom - enable LED support for Wireless Intuos5/Pro 

And associate all LED/OLED to PAD device

Signed-off-by: Ping Cheng <pingc@wacom.com>
Tested-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
hifive-unleashed-5.1
Ping Cheng 2014-09-10 12:41:31 -07:00 committed by Jiri Kosina
parent c64d883476
commit 912ca216b5
1 changed files with 34 additions and 16 deletions
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50
drivers/hid/wacom_sys.c
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@ -17,6 +17,7 @@
#define WAC_MSG_RETRIES 5
#define WAC_CMD_WL_LED_CONTROL 0x03
#define WAC_CMD_LED_CONTROL 0x20
#define WAC_CMD_ICON_START 0x21
#define WAC_CMD_ICON_XFER 0x23
@ -490,8 +491,14 @@ static int wacom_led_control(struct wacom *wacom)
{
unsigned char *buf;
int retval;
unsigned char report_id = WAC_CMD_LED_CONTROL;
int buf_size = 9;
buf = kzalloc(9, GFP_KERNEL);
if (wacom->wacom_wac.pid) { /* wireless connected */
report_id = WAC_CMD_WL_LED_CONTROL;
buf_size = 13;
}
buf = kzalloc(buf_size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
@ -505,9 +512,16 @@ static int wacom_led_control(struct wacom *wacom)
int ring_led = wacom->led.select[0] & 0x03;
int ring_lum = (((wacom->led.llv & 0x60) >> 5) - 1) & 0x03;
int crop_lum = 0;
unsigned char led_bits = (crop_lum << 4) | (ring_lum << 2) | (ring_led);
buf[0] = WAC_CMD_LED_CONTROL;
buf[1] = (crop_lum << 4) | (ring_lum << 2) | (ring_led);
buf[0] = report_id;
if (wacom->wacom_wac.pid) {
wacom_get_report(wacom->hdev, HID_FEATURE_REPORT,
buf, buf_size, WAC_CMD_RETRIES);
buf[0] = report_id;
buf[4] = led_bits;
} else
buf[1] = led_bits;
}
else {
int led = wacom->led.select[0] | 0x4;
@ -516,14 +530,14 @@ static int wacom_led_control(struct wacom *wacom)
wacom->wacom_wac.features.type == WACOM_24HD)
led |= (wacom->led.select[1] << 4) | 0x40;
buf[0] = WAC_CMD_LED_CONTROL;
buf[0] = report_id;
buf[1] = led;
buf[2] = wacom->led.llv;
buf[3] = wacom->led.hlv;
buf[4] = wacom->led.img_lum;
}
retval = wacom_set_report(wacom->hdev, HID_FEATURE_REPORT, buf, 9,
retval = wacom_set_report(wacom->hdev, HID_FEATURE_REPORT, buf, buf_size,
WAC_CMD_RETRIES);
kfree(buf);
@ -1036,6 +1050,7 @@ static void wacom_unregister_inputs(struct wacom *wacom)
input_unregister_device(wacom->wacom_wac.pad_input);
wacom->wacom_wac.input = NULL;
wacom->wacom_wac.pad_input = NULL;
wacom_destroy_leds(wacom);
}
static int wacom_register_inputs(struct wacom *wacom)
@ -1073,10 +1088,17 @@ static int wacom_register_inputs(struct wacom *wacom)
error = input_register_device(pad_input_dev);
if (error)
goto fail3;
error = wacom_initialize_leds(wacom);
if (error)
goto fail4;
}
return 0;
fail4:
input_unregister_device(pad_input_dev);
pad_input_dev = NULL;
fail3:
input_unregister_device(input_dev);
input_dev = NULL;
@ -1151,6 +1173,7 @@ static void wacom_wireless_work(struct work_struct *work)
wacom_wac1->features.name);
wacom_wac1->shared->touch_max = wacom_wac1->features.touch_max;
wacom_wac1->shared->type = wacom_wac1->features.type;
wacom_wac1->pid = wacom_wac->pid;
error = wacom_register_inputs(wacom1);
if (error)
goto fail;
@ -1171,6 +1194,7 @@ static void wacom_wireless_work(struct work_struct *work)
"%s (WL) Pad",wacom_wac2->features.name);
snprintf(wacom_wac2->pad_name, WACOM_NAME_MAX,
"%s (WL) Pad", wacom_wac2->features.name);
wacom_wac2->pid = wacom_wac->pid;
error = wacom_register_inputs(wacom2);
if (error)
goto fail;
@ -1353,21 +1377,17 @@ static int wacom_probe(struct hid_device *hdev,
goto fail1;
}
error = wacom_initialize_leds(wacom);
if (error)
goto fail2;
if (!(features->quirks & WACOM_QUIRK_MONITOR) &&
(features->quirks & WACOM_QUIRK_BATTERY)) {
error = wacom_initialize_battery(wacom);
if (error)
goto fail3;
goto fail2;
}
if (!(features->quirks & WACOM_QUIRK_NO_INPUT)) {
error = wacom_register_inputs(wacom);
if (error)
goto fail4;
goto fail3;
}
if (hdev->bus == BUS_BLUETOOTH) {
@ -1385,7 +1405,7 @@ static int wacom_probe(struct hid_device *hdev,
error = hid_hw_start(hdev, HID_CONNECT_HIDRAW);
if (error) {
hid_err(hdev, "hw start failed\n");
goto fail5;
goto fail4;
}
if (features->quirks & WACOM_QUIRK_MONITOR)
@ -1398,11 +1418,10 @@ static int wacom_probe(struct hid_device *hdev,
return 0;
fail5: if (hdev->bus == BUS_BLUETOOTH)
fail4: if (hdev->bus == BUS_BLUETOOTH)
device_remove_file(&hdev->dev, &dev_attr_speed);
wacom_unregister_inputs(wacom);
fail4: wacom_destroy_battery(wacom);
fail3: wacom_destroy_leds(wacom);
fail3: wacom_destroy_battery(wacom);
fail2: wacom_remove_shared_data(wacom_wac);
fail1: kfree(wacom);
hid_set_drvdata(hdev, NULL);
@ -1420,7 +1439,6 @@ static void wacom_remove(struct hid_device *hdev)
if (hdev->bus == BUS_BLUETOOTH)
device_remove_file(&hdev->dev, &dev_attr_speed);
wacom_destroy_battery(wacom);
wacom_destroy_leds(wacom);
wacom_remove_shared_data(&wacom->wacom_wac);
hid_set_drvdata(hdev, NULL);