Merge branch 'for-4.8/hid-led' into for-linus
Conflicts: drivers/hid/hid-thingm.chifive-unleashed-5.1
Jiri Kosina
commit
8c2f421c1f
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@ -11314,11 +11314,6 @@ F: Documentation/thermal/cpu-cooling-api.txt
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F: drivers/thermal/cpu_cooling.c
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F: include/linux/cpu_cooling.h
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THINGM BLINK(1) USB RGB LED DRIVER
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M: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
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S: Maintained
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F: drivers/hid/hid-thingm.c
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THINKPAD ACPI EXTRAS DRIVER
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M: Henrique de Moraes Holschuh <ibm-acpi@hmh.eng.br>
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L: ibm-acpi-devel@lists.sourceforge.net
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@ -388,6 +388,21 @@ config HID_LCPOWER
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---help---
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Support for LC-Power RC1000MCE RF remote control.
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config HID_LED
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tristate "Simple RGB LED support"
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depends on HID
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depends on LEDS_CLASS
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---help---
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Support for simple RGB LED devices. Currently supported are:
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- Riso Kagaku Webmail Notifier
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- Dream Cheeky Webmail Notifier and Friends Alert
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- ThingM blink(1)
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- Delcom Visual Signal Indicator Generation 2
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- Greynut Luxafor
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To compile this driver as a module, choose M here: the
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module will be called hid-led.
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config HID_LENOVO
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tristate "Lenovo / Thinkpad devices"
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depends on HID
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@ -819,11 +834,11 @@ config HID_THINGM
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tristate "ThingM blink(1) USB RGB LED"
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depends on HID
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depends on LEDS_CLASS
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select HID_LED
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---help---
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Support for the ThingM blink(1) USB RGB LED. This driver registers a
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Linux LED class instance, plus additional sysfs attributes to control
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RGB colors, fade time and playing. The device is exposed through hidraw
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to access other functions.
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Support for the ThingM blink(1) USB RGB LED. This driver has been
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merged into the generic hid led driver. Config symbol HID_THINGM
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just selects HID_LED and will be removed soon.
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config HID_THRUSTMASTER
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tristate "ThrustMaster devices support"
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@ -91,12 +91,12 @@ obj-$(CONFIG_HID_SPEEDLINK) += hid-speedlink.o
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obj-$(CONFIG_HID_STEELSERIES) += hid-steelseries.o
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obj-$(CONFIG_HID_SUNPLUS) += hid-sunplus.o
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obj-$(CONFIG_HID_GREENASIA) += hid-gaff.o
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obj-$(CONFIG_HID_THINGM) += hid-thingm.o
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obj-$(CONFIG_HID_THRUSTMASTER) += hid-tmff.o
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obj-$(CONFIG_HID_TIVO) += hid-tivo.o
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obj-$(CONFIG_HID_TOPSEED) += hid-topseed.o
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obj-$(CONFIG_HID_TWINHAN) += hid-twinhan.o
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obj-$(CONFIG_HID_UCLOGIC) += hid-uclogic.o
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obj-$(CONFIG_HID_LED) += hid-led.o
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obj-$(CONFIG_HID_XINMO) += hid-xinmo.o
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obj-$(CONFIG_HID_ZEROPLUS) += hid-zpff.o
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obj-$(CONFIG_HID_ZYDACRON) += hid-zydacron.o
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@ -1879,8 +1879,11 @@ static const struct hid_device_id hid_have_special_driver[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
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{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
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@ -1964,6 +1967,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_LUXAFOR) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
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@ -2010,6 +2014,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
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#if IS_ENABLED(CONFIG_HID_ROCCAT)
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{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
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@ -2350,8 +2355,6 @@ static const struct hid_device_id hid_ignore_list[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
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{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
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{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
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@ -2488,7 +2491,6 @@ static const struct hid_device_id hid_ignore_list[] = {
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{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
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#endif
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{ HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
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{ HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
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{ }
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};
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@ -300,6 +300,9 @@
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#define USB_VENDOR_ID_DEALEXTREAME 0x10c5
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#define USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701 0x819a
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#define USB_VENDOR_ID_DELCOM 0x0fc5
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#define USB_DEVICE_ID_DELCOM_VISUAL_IND 0xb080
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#define USB_VENDOR_ID_DELORME 0x1163
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#define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
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#define USB_DEVICE_ID_DELORME_EM_LT20 0x0200
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@ -338,6 +341,8 @@
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#define USB_DEVICE_ID_ELECOM_BM084 0x0061
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#define USB_VENDOR_ID_DREAM_CHEEKY 0x1d34
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#define USB_DEVICE_ID_DREAM_CHEEKY_WN 0x0004
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#define USB_DEVICE_ID_DREAM_CHEEKY_FA 0x000a
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#define USB_VENDOR_ID_ELITEGROUP 0x03fc
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#define USB_DEVICE_ID_ELITEGROUP_05D8 0x05d8
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@ -684,6 +689,7 @@
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#define USB_DEVICE_ID_PICOLCD_BOOTLOADER 0xf002
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#define USB_DEVICE_ID_PICK16F1454 0x0042
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#define USB_DEVICE_ID_PICK16F1454_V2 0xf2f7
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#define USB_DEVICE_ID_LUXAFOR 0xf372
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#define USB_VENDOR_ID_MICROSOFT 0x045e
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#define USB_DEVICE_ID_SIDEWINDER_GV 0x003b
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@ -0,0 +1,523 @@
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/*
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* Simple USB RGB LED driver
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*
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* Copyright 2016 Heiner Kallweit <hkallweit1@gmail.com>
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* Based on drivers/hid/hid-thingm.c and
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* drivers/usb/misc/usbled.c
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*
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* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2.
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*/
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#include <linux/hid.h>
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#include <linux/hidraw.h>
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#include <linux/leds.h>
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#include <linux/module.h>
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#include <linux/mutex.h>
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#include "hid-ids.h"
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enum hidled_report_type {
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RAW_REQUEST,
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OUTPUT_REPORT
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};
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enum hidled_type {
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RISO_KAGAKU,
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DREAM_CHEEKY,
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THINGM,
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DELCOM,
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LUXAFOR,
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};
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static unsigned const char riso_kagaku_tbl[] = {
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/* R+2G+4B -> riso kagaku color index */
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[0] = 0, /* black */
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[1] = 2, /* red */
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[2] = 1, /* green */
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[3] = 5, /* yellow */
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[4] = 3, /* blue */
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[5] = 6, /* magenta */
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[6] = 4, /* cyan */
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[7] = 7 /* white */
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};
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#define RISO_KAGAKU_IX(r, g, b) riso_kagaku_tbl[((r)?1:0)+((g)?2:0)+((b)?4:0)]
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union delcom_packet {
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__u8 data[8];
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struct {
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__u8 major_cmd;
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__u8 minor_cmd;
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__u8 data_lsb;
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__u8 data_msb;
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} tx;
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struct {
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__u8 cmd;
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} rx;
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struct {
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__le16 family_code;
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__le16 security_code;
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__u8 fw_version;
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} fw;
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};
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#define DELCOM_GREEN_LED 0
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#define DELCOM_RED_LED 1
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#define DELCOM_BLUE_LED 2
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struct hidled_device;
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struct hidled_rgb;
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struct hidled_config {
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enum hidled_type type;
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const char *name;
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const char *short_name;
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enum led_brightness max_brightness;
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int num_leds;
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size_t report_size;
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enum hidled_report_type report_type;
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int (*init)(struct hidled_device *ldev);
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int (*write)(struct led_classdev *cdev, enum led_brightness br);
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};
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struct hidled_led {
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struct led_classdev cdev;
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struct hidled_rgb *rgb;
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char name[32];
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};
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struct hidled_rgb {
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struct hidled_device *ldev;
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struct hidled_led red;
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struct hidled_led green;
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struct hidled_led blue;
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u8 num;
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};
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|
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struct hidled_device {
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const struct hidled_config *config;
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struct hid_device *hdev;
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struct hidled_rgb *rgb;
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struct mutex lock;
|
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};
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#define MAX_REPORT_SIZE 16
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||||
|
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#define to_hidled_led(arg) container_of(arg, struct hidled_led, cdev)
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|
||||
static bool riso_kagaku_switch_green_blue;
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module_param(riso_kagaku_switch_green_blue, bool, S_IRUGO | S_IWUSR);
|
||||
MODULE_PARM_DESC(riso_kagaku_switch_green_blue,
|
||||
"switch green and blue RGB component for Riso Kagaku devices");
|
||||
|
||||
static int hidled_send(struct hidled_device *ldev, __u8 *buf)
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{
|
||||
int ret;
|
||||
|
||||
mutex_lock(&ldev->lock);
|
||||
|
||||
if (ldev->config->report_type == RAW_REQUEST)
|
||||
ret = hid_hw_raw_request(ldev->hdev, buf[0], buf,
|
||||
ldev->config->report_size,
|
||||
HID_FEATURE_REPORT,
|
||||
HID_REQ_SET_REPORT);
|
||||
else if (ldev->config->report_type == OUTPUT_REPORT)
|
||||
ret = hid_hw_output_report(ldev->hdev, buf,
|
||||
ldev->config->report_size);
|
||||
else
|
||||
ret = -EINVAL;
|
||||
|
||||
mutex_unlock(&ldev->lock);
|
||||
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
return ret == ldev->config->report_size ? 0 : -EMSGSIZE;
|
||||
}
|
||||
|
||||
/* reading data is supported for report type RAW_REQUEST only */
|
||||
static int hidled_recv(struct hidled_device *ldev, __u8 *buf)
|
||||
{
|
||||
int ret;
|
||||
|
||||
if (ldev->config->report_type != RAW_REQUEST)
|
||||
return -EINVAL;
|
||||
|
||||
mutex_lock(&ldev->lock);
|
||||
|
||||
ret = hid_hw_raw_request(ldev->hdev, buf[0], buf,
|
||||
ldev->config->report_size,
|
||||
HID_FEATURE_REPORT,
|
||||
HID_REQ_SET_REPORT);
|
||||
if (ret < 0)
|
||||
goto err;
|
||||
|
||||
ret = hid_hw_raw_request(ldev->hdev, buf[0], buf,
|
||||
ldev->config->report_size,
|
||||
HID_FEATURE_REPORT,
|
||||
HID_REQ_GET_REPORT);
|
||||
err:
|
||||
mutex_unlock(&ldev->lock);
|
||||
|
||||
return ret < 0 ? ret : 0;
|
||||
}
|
||||
|
||||
static u8 riso_kagaku_index(struct hidled_rgb *rgb)
|
||||
{
|
||||
enum led_brightness r, g, b;
|
||||
|
||||
r = rgb->red.cdev.brightness;
|
||||
g = rgb->green.cdev.brightness;
|
||||
b = rgb->blue.cdev.brightness;
|
||||
|
||||
if (riso_kagaku_switch_green_blue)
|
||||
return RISO_KAGAKU_IX(r, b, g);
|
||||
else
|
||||
return RISO_KAGAKU_IX(r, g, b);
|
||||
}
|
||||
|
||||
static int riso_kagaku_write(struct led_classdev *cdev, enum led_brightness br)
|
||||
{
|
||||
struct hidled_led *led = to_hidled_led(cdev);
|
||||
struct hidled_rgb *rgb = led->rgb;
|
||||
__u8 buf[MAX_REPORT_SIZE] = {};
|
||||
|
||||
buf[1] = riso_kagaku_index(rgb);
|
||||
|
||||
return hidled_send(rgb->ldev, buf);
|
||||
}
|
||||
|
||||
static int dream_cheeky_write(struct led_classdev *cdev, enum led_brightness br)
|
||||
{
|
||||
struct hidled_led *led = to_hidled_led(cdev);
|
||||
struct hidled_rgb *rgb = led->rgb;
|
||||
__u8 buf[MAX_REPORT_SIZE] = {};
|
||||
|
||||
buf[1] = rgb->red.cdev.brightness;
|
||||
buf[2] = rgb->green.cdev.brightness;
|
||||
buf[3] = rgb->blue.cdev.brightness;
|
||||
buf[7] = 0x1a;
|
||||
buf[8] = 0x05;
|
||||
|
||||
return hidled_send(rgb->ldev, buf);
|
||||
}
|
||||
|
||||
static int dream_cheeky_init(struct hidled_device *ldev)
|
||||
{
|
||||
__u8 buf[MAX_REPORT_SIZE] = {};
|
||||
|
||||
/* Dream Cheeky magic */
|
||||
buf[1] = 0x1f;
|
||||
buf[2] = 0x02;
|
||||
buf[4] = 0x5f;
|
||||
buf[7] = 0x1a;
|
||||
buf[8] = 0x03;
|
||||
|
||||
return hidled_send(ldev, buf);
|
||||
}
|
||||
|
||||
static int _thingm_write(struct led_classdev *cdev, enum led_brightness br,
|
||||
u8 offset)
|
||||
{
|
||||
struct hidled_led *led = to_hidled_led(cdev);
|
||||
__u8 buf[MAX_REPORT_SIZE] = { 1, 'c' };
|
||||
|
||||
buf[2] = led->rgb->red.cdev.brightness;
|
||||
buf[3] = led->rgb->green.cdev.brightness;
|
||||
buf[4] = led->rgb->blue.cdev.brightness;
|
||||
buf[7] = led->rgb->num + offset;
|
||||
|
||||
return hidled_send(led->rgb->ldev, buf);
|
||||
}
|
||||
|
||||
static int thingm_write_v1(struct led_classdev *cdev, enum led_brightness br)
|
||||
{
|
||||
return _thingm_write(cdev, br, 0);
|
||||
}
|
||||
|
||||
static int thingm_write(struct led_classdev *cdev, enum led_brightness br)
|
||||
{
|
||||
return _thingm_write(cdev, br, 1);
|
||||
}
|
||||
|
||||
static const struct hidled_config hidled_config_thingm_v1 = {
|
||||
.name = "ThingM blink(1) v1",
|
||||
.short_name = "thingm",
|
||||
.max_brightness = 255,
|
||||
.num_leds = 1,
|
||||
.report_size = 9,
|
||||
.report_type = RAW_REQUEST,
|
||||
.write = thingm_write_v1,
|
||||
};
|
||||
|
||||
static int thingm_init(struct hidled_device *ldev)
|
||||
{
|
||||
__u8 buf[MAX_REPORT_SIZE] = { 1, 'v' };
|
||||
int ret;
|
||||
|
||||
ret = hidled_recv(ldev, buf);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
/* Check for firmware major version 1 */
|
||||
if (buf[3] == '1')
|
||||
ldev->config = &hidled_config_thingm_v1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static inline int delcom_get_lednum(const struct hidled_led *led)
|
||||
{
|
||||
if (led == &led->rgb->red)
|
||||
return DELCOM_RED_LED;
|
||||
else if (led == &led->rgb->green)
|
||||
return DELCOM_GREEN_LED;
|
||||
else
|
||||
return DELCOM_BLUE_LED;
|
||||
}
|
||||
|
||||
static int delcom_enable_led(struct hidled_led *led)
|
||||
{
|
||||
union delcom_packet dp = { .tx.major_cmd = 101, .tx.minor_cmd = 12 };
|
||||
|
||||
dp.tx.data_lsb = 1 << delcom_get_lednum(led);
|
||||
dp.tx.data_msb = 0;
|
||||
|
||||
return hidled_send(led->rgb->ldev, dp.data);
|
||||
}
|
||||
|
||||
static int delcom_set_pwm(struct hidled_led *led)
|
||||
{
|
||||
union delcom_packet dp = { .tx.major_cmd = 101, .tx.minor_cmd = 34 };
|
||||
|
||||
dp.tx.data_lsb = delcom_get_lednum(led);
|
||||
dp.tx.data_msb = led->cdev.brightness;
|
||||
|
||||
return hidled_send(led->rgb->ldev, dp.data);
|
||||
}
|
||||
|
||||
static int delcom_write(struct led_classdev *cdev, enum led_brightness br)
|
||||
{
|
||||
struct hidled_led *led = to_hidled_led(cdev);
|
||||
int ret;
|
||||
|
||||
/*
|
||||
* enable LED
|
||||
* We can't do this in the init function already because the device
|
||||
* is internally reset later.
|
||||
*/
|
||||
ret = delcom_enable_led(led);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return delcom_set_pwm(led);
|
||||
}
|
||||
|
||||
static int delcom_init(struct hidled_device *ldev)
|
||||
{
|
||||
union delcom_packet dp = { .rx.cmd = 104 };
|
||||
int ret;
|
||||
|
||||
ret = hidled_recv(ldev, dp.data);
|
||||
if (ret)
|
||||
return ret;
|
||||
/*
|
||||
* Several Delcom devices share the same USB VID/PID
|
||||
* Check for family id 2 for Visual Signal Indicator
|
||||
*/
|
||||
return le16_to_cpu(dp.fw.family_code) == 2 ? 0 : -ENODEV;
|
||||
}
|
||||
|
||||
static int luxafor_write(struct led_classdev *cdev, enum led_brightness br)
|
||||
{
|
||||
struct hidled_led *led = to_hidled_led(cdev);
|
||||
__u8 buf[MAX_REPORT_SIZE] = { [1] = 1 };
|
||||
|
||||
buf[2] = led->rgb->num + 1;
|
||||
buf[3] = led->rgb->red.cdev.brightness;
|
||||
buf[4] = led->rgb->green.cdev.brightness;
|
||||
buf[5] = led->rgb->blue.cdev.brightness;
|
||||
|
||||
return hidled_send(led->rgb->ldev, buf);
|
||||
}
|
||||
|
||||
static const struct hidled_config hidled_configs[] = {
|
||||
{
|
||||
.type = RISO_KAGAKU,
|
||||
.name = "Riso Kagaku Webmail Notifier",
|
||||
.short_name = "riso_kagaku",
|
||||
.max_brightness = 1,
|
||||
.num_leds = 1,
|
||||
.report_size = 6,
|
||||
.report_type = OUTPUT_REPORT,
|
||||
.write = riso_kagaku_write,
|
||||
},
|
||||
{
|
||||
.type = DREAM_CHEEKY,
|
||||
.name = "Dream Cheeky Webmail Notifier",
|
||||
.short_name = "dream_cheeky",
|
||||
.max_brightness = 31,
|
||||
.num_leds = 1,
|
||||
.report_size = 9,
|
||||
.report_type = RAW_REQUEST,
|
||||
.init = dream_cheeky_init,
|
||||
.write = dream_cheeky_write,
|
||||
},
|
||||
{
|
||||
.type = THINGM,
|
||||
.name = "ThingM blink(1)",
|
||||
.short_name = "thingm",
|
||||
.max_brightness = 255,
|
||||
.num_leds = 2,
|
||||
.report_size = 9,
|
||||
.report_type = RAW_REQUEST,
|
||||
.init = thingm_init,
|
||||
.write = thingm_write,
|
||||
},
|
||||
{
|
||||
.type = DELCOM,
|
||||
.name = "Delcom Visual Signal Indicator G2",
|
||||
.short_name = "delcom",
|
||||
.max_brightness = 100,
|
||||
.num_leds = 1,
|
||||
.report_size = 8,
|
||||
.report_type = RAW_REQUEST,
|
||||
.init = delcom_init,
|
||||
.write = delcom_write,
|
||||
},
|
||||
{
|
||||
.type = LUXAFOR,
|
||||
.name = "Greynut Luxafor",
|
||||
.short_name = "luxafor",
|
||||
.max_brightness = 255,
|
||||
.num_leds = 6,
|
||||
.report_size = 9,
|
||||
.report_type = OUTPUT_REPORT,
|
||||
.write = luxafor_write,
|
||||
},
|
||||
};
|
||||
|
||||
static int hidled_init_led(struct hidled_led *led, const char *color_name,
|
||||
struct hidled_rgb *rgb, unsigned int minor)
|
||||
{
|
||||
const struct hidled_config *config = rgb->ldev->config;
|
||||
|
||||
if (config->num_leds > 1)
|
||||
snprintf(led->name, sizeof(led->name), "%s%u:%s:led%u",
|
||||
config->short_name, minor, color_name, rgb->num);
|
||||
else
|
||||
snprintf(led->name, sizeof(led->name), "%s%u:%s",
|
||||
config->short_name, minor, color_name);
|
||||
led->cdev.name = led->name;
|
||||
led->cdev.max_brightness = config->max_brightness;
|
||||
led->cdev.brightness_set_blocking = config->write;
|
||||
led->cdev.flags = LED_HW_PLUGGABLE;
|
||||
led->rgb = rgb;
|
||||
|
||||
return devm_led_classdev_register(&rgb->ldev->hdev->dev, &led->cdev);
|
||||
}
|
||||
|
||||
static int hidled_init_rgb(struct hidled_rgb *rgb, unsigned int minor)
|
||||
{
|
||||
int ret;
|
||||
|
||||
/* Register the red diode */
|
||||
ret = hidled_init_led(&rgb->red, "red", rgb, minor);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
/* Register the green diode */
|
||||
ret = hidled_init_led(&rgb->green, "green", rgb, minor);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
/* Register the blue diode */
|
||||
return hidled_init_led(&rgb->blue, "blue", rgb, minor);
|
||||
}
|
||||
|
||||
static int hidled_probe(struct hid_device *hdev, const struct hid_device_id *id)
|
||||
{
|
||||
struct hidled_device *ldev;
|
||||
unsigned int minor;
|
||||
int ret, i;
|
||||
|
||||
ldev = devm_kzalloc(&hdev->dev, sizeof(*ldev), GFP_KERNEL);
|
||||
if (!ldev)
|
||||
return -ENOMEM;
|
||||
|
||||
ret = hid_parse(hdev);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ldev->hdev = hdev;
|
||||
mutex_init(&ldev->lock);
|
||||
|
||||
for (i = 0; !ldev->config && i < ARRAY_SIZE(hidled_configs); i++)
|
||||
if (hidled_configs[i].type == id->driver_data)
|
||||
ldev->config = &hidled_configs[i];
|
||||
|
||||
if (!ldev->config)
|
||||
return -EINVAL;
|
||||
|
||||
if (ldev->config->init) {
|
||||
ret = ldev->config->init(ldev);
|
||||
if (ret)
|
||||
return ret;
|
||||
}
|
||||
|
||||
ldev->rgb = devm_kcalloc(&hdev->dev, ldev->config->num_leds,
|
||||
sizeof(struct hidled_rgb), GFP_KERNEL);
|
||||
if (!ldev->rgb)
|
||||
return -ENOMEM;
|
||||
|
||||
ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
minor = ((struct hidraw *) hdev->hidraw)->minor;
|
||||
|
||||
for (i = 0; i < ldev->config->num_leds; i++) {
|
||||
ldev->rgb[i].ldev = ldev;
|
||||
ldev->rgb[i].num = i;
|
||||
ret = hidled_init_rgb(&ldev->rgb[i], minor);
|
||||
if (ret) {
|
||||
hid_hw_stop(hdev);
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
hid_info(hdev, "%s initialized\n", ldev->config->name);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct hid_device_id hidled_table[] = {
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU,
|
||||
USB_DEVICE_ID_RI_KA_WEBMAIL), .driver_data = RISO_KAGAKU },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY,
|
||||
USB_DEVICE_ID_DREAM_CHEEKY_WN), .driver_data = DREAM_CHEEKY },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY,
|
||||
USB_DEVICE_ID_DREAM_CHEEKY_FA), .driver_data = DREAM_CHEEKY },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_THINGM,
|
||||
USB_DEVICE_ID_BLINK1), .driver_data = THINGM },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_DELCOM,
|
||||
USB_DEVICE_ID_DELCOM_VISUAL_IND), .driver_data = DELCOM },
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP,
|
||||
USB_DEVICE_ID_LUXAFOR), .driver_data = LUXAFOR },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(hid, hidled_table);
|
||||
|
||||
static struct hid_driver hidled_driver = {
|
||||
.name = "hid-led",
|
||||
.probe = hidled_probe,
|
||||
.id_table = hidled_table,
|
||||
};
|
||||
|
||||
module_hid_driver(hidled_driver);
|
||||
|
||||
MODULE_LICENSE("GPL");
|
||||
MODULE_AUTHOR("Heiner Kallweit <hkallweit1@gmail.com>");
|
||||
MODULE_DESCRIPTION("Simple USB RGB LED driver");
|
||||
|
|
@ -1,259 +0,0 @@
|
|||
/*
|
||||
* ThingM blink(1) USB RGB LED driver
|
||||
*
|
||||
* Copyright 2013-2014 Savoir-faire Linux Inc.
|
||||
* Vivien Didelot <vivien.didelot@savoirfairelinux.com>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation, version 2.
|
||||
*/
|
||||
|
||||
#include <linux/hid.h>
|
||||
#include <linux/hidraw.h>
|
||||
#include <linux/leds.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/mutex.h>
|
||||
|
||||
#include "hid-ids.h"
|
||||
|
||||
#define REPORT_ID 1
|
||||
#define REPORT_SIZE 9
|
||||
|
||||
/* Firmware major number of supported devices */
|
||||
#define THINGM_MAJOR_MK1 '1'
|
||||
#define THINGM_MAJOR_MK2 '2'
|
||||
|
||||
struct thingm_fwinfo {
|
||||
char major;
|
||||
unsigned numrgb;
|
||||
unsigned first;
|
||||
};
|
||||
|
||||
static const struct thingm_fwinfo thingm_fwinfo[] = {
|
||||
{
|
||||
.major = THINGM_MAJOR_MK1,
|
||||
.numrgb = 1,
|
||||
.first = 0,
|
||||
}, {
|
||||
.major = THINGM_MAJOR_MK2,
|
||||
.numrgb = 2,
|
||||
.first = 1,
|
||||
}
|
||||
};
|
||||
|
||||
/* A red, green or blue channel, part of an RGB chip */
|
||||
struct thingm_led {
|
||||
struct thingm_rgb *rgb;
|
||||
struct led_classdev ldev;
|
||||
char name[32];
|
||||
};
|
||||
|
||||
/* Basically a WS2812 5050 RGB LED chip */
|
||||
struct thingm_rgb {
|
||||
struct thingm_device *tdev;
|
||||
struct thingm_led red;
|
||||
struct thingm_led green;
|
||||
struct thingm_led blue;
|
||||
u8 num;
|
||||
};
|
||||
|
||||
struct thingm_device {
|
||||
struct hid_device *hdev;
|
||||
struct {
|
||||
char major;
|
||||
char minor;
|
||||
} version;
|
||||
const struct thingm_fwinfo *fwinfo;
|
||||
struct mutex lock;
|
||||
struct thingm_rgb *rgb;
|
||||
};
|
||||
|
||||
static int thingm_send(struct thingm_device *tdev, u8 buf[REPORT_SIZE])
|
||||
{
|
||||
int ret;
|
||||
|
||||
hid_dbg(tdev->hdev, "-> %d %c %7ph\n", buf[0], buf[1], &buf[2]);
|
||||
|
||||
mutex_lock(&tdev->lock);
|
||||
|
||||
ret = hid_hw_raw_request(tdev->hdev, buf[0], buf, REPORT_SIZE,
|
||||
HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
|
||||
|
||||
mutex_unlock(&tdev->lock);
|
||||
|
||||
return ret < 0 ? ret : 0;
|
||||
}
|
||||
|
||||
static int thingm_recv(struct thingm_device *tdev, u8 buf[REPORT_SIZE])
|
||||
{
|
||||
int ret;
|
||||
|
||||
/*
|
||||
* A read consists of two operations: sending the read command
|
||||
* and the actual read from the device. Use the mutex to protect
|
||||
* the full sequence of both operations.
|
||||
*/
|
||||
mutex_lock(&tdev->lock);
|
||||
|
||||
ret = hid_hw_raw_request(tdev->hdev, buf[0], buf, REPORT_SIZE,
|
||||
HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
|
||||
if (ret < 0)
|
||||
goto err;
|
||||
|
||||
ret = hid_hw_raw_request(tdev->hdev, buf[0], buf, REPORT_SIZE,
|
||||
HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
|
||||
if (ret < 0)
|
||||
goto err;
|
||||
|
||||
ret = 0;
|
||||
|
||||
hid_dbg(tdev->hdev, "<- %d %c %7ph\n", buf[0], buf[1], &buf[2]);
|
||||
err:
|
||||
mutex_unlock(&tdev->lock);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int thingm_version(struct thingm_device *tdev)
|
||||
{
|
||||
u8 buf[REPORT_SIZE] = { REPORT_ID, 'v', 0, 0, 0, 0, 0, 0, 0 };
|
||||
int err;
|
||||
|
||||
err = thingm_recv(tdev, buf);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
tdev->version.major = buf[3];
|
||||
tdev->version.minor = buf[4];
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int thingm_write_color(struct thingm_rgb *rgb)
|
||||
{
|
||||
u8 buf[REPORT_SIZE] = { REPORT_ID, 'c', 0, 0, 0, 0, 0, rgb->num, 0 };
|
||||
|
||||
buf[2] = rgb->red.ldev.brightness;
|
||||
buf[3] = rgb->green.ldev.brightness;
|
||||
buf[4] = rgb->blue.ldev.brightness;
|
||||
|
||||
return thingm_send(rgb->tdev, buf);
|
||||
}
|
||||
|
||||
static int thingm_led_set(struct led_classdev *ldev,
|
||||
enum led_brightness brightness)
|
||||
{
|
||||
struct thingm_led *led = container_of(ldev, struct thingm_led, ldev);
|
||||
|
||||
return thingm_write_color(led->rgb);
|
||||
}
|
||||
|
||||
static int thingm_init_led(struct thingm_led *led, const char *color_name,
|
||||
struct thingm_rgb *rgb, int minor)
|
||||
{
|
||||
snprintf(led->name, sizeof(led->name), "thingm%d:%s:led%d",
|
||||
minor, color_name, rgb->num);
|
||||
led->ldev.name = led->name;
|
||||
led->ldev.max_brightness = 255;
|
||||
led->ldev.brightness_set_blocking = thingm_led_set;
|
||||
led->ldev.flags = LED_HW_PLUGGABLE;
|
||||
led->rgb = rgb;
|
||||
return devm_led_classdev_register(&rgb->tdev->hdev->dev, &led->ldev);
|
||||
}
|
||||
|
||||
static int thingm_init_rgb(struct thingm_rgb *rgb)
|
||||
{
|
||||
const int minor = ((struct hidraw *) rgb->tdev->hdev->hidraw)->minor;
|
||||
int err;
|
||||
|
||||
/* Register the red diode */
|
||||
err = thingm_init_led(&rgb->red, "red", rgb, minor);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
/* Register the green diode */
|
||||
err = thingm_init_led(&rgb->green, "green", rgb, minor);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
/* Register the blue diode */
|
||||
return thingm_init_led(&rgb->blue, "blue", rgb, minor);
|
||||
}
|
||||
|
||||
static int thingm_probe(struct hid_device *hdev, const struct hid_device_id *id)
|
||||
{
|
||||
struct thingm_device *tdev;
|
||||
int i, err;
|
||||
|
||||
tdev = devm_kzalloc(&hdev->dev, sizeof(struct thingm_device),
|
||||
GFP_KERNEL);
|
||||
if (!tdev)
|
||||
return -ENOMEM;
|
||||
|
||||
tdev->hdev = hdev;
|
||||
hid_set_drvdata(hdev, tdev);
|
||||
|
||||
err = hid_parse(hdev);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
mutex_init(&tdev->lock);
|
||||
|
||||
err = thingm_version(tdev);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
hid_dbg(hdev, "firmware version: %c.%c\n",
|
||||
tdev->version.major, tdev->version.minor);
|
||||
|
||||
for (i = 0; i < ARRAY_SIZE(thingm_fwinfo) && !tdev->fwinfo; ++i)
|
||||
if (thingm_fwinfo[i].major == tdev->version.major)
|
||||
tdev->fwinfo = &thingm_fwinfo[i];
|
||||
|
||||
if (!tdev->fwinfo) {
|
||||
hid_err(hdev, "unsupported firmware %c\n", tdev->version.major);
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
tdev->rgb = devm_kzalloc(&hdev->dev,
|
||||
sizeof(struct thingm_rgb) * tdev->fwinfo->numrgb,
|
||||
GFP_KERNEL);
|
||||
if (!tdev->rgb)
|
||||
return -ENOMEM;
|
||||
|
||||
err = hid_hw_start(hdev, HID_CONNECT_HIDRAW);
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
for (i = 0; i < tdev->fwinfo->numrgb; ++i) {
|
||||
struct thingm_rgb *rgb = tdev->rgb + i;
|
||||
|
||||
rgb->tdev = tdev;
|
||||
rgb->num = tdev->fwinfo->first + i;
|
||||
err = thingm_init_rgb(rgb);
|
||||
if (err) {
|
||||
hid_hw_stop(hdev);
|
||||
return err;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct hid_device_id thingm_table[] = {
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(hid, thingm_table);
|
||||
|
||||
static struct hid_driver thingm_driver = {
|
||||
.name = "thingm",
|
||||
.probe = thingm_probe,
|
||||
.id_table = thingm_table,
|
||||
};
|
||||
|
||||
module_hid_driver(thingm_driver);
|
||||
|
||||
MODULE_LICENSE("GPL");
|
||||
MODULE_AUTHOR("Vivien Didelot <vivien.didelot@savoirfairelinux.com>");
|
||||
MODULE_DESCRIPTION("ThingM blink(1) USB RGB LED driver");
|
||||
|
|
@ -79,15 +79,6 @@ config USB_LCD
|
|||
To compile this driver as a module, choose M here: the
|
||||
module will be called usblcd.
|
||||
|
||||
config USB_LED
|
||||
tristate "USB LED driver support"
|
||||
help
|
||||
Say Y here if you want to connect an USBLED device to your
|
||||
computer's USB port.
|
||||
|
||||
To compile this driver as a module, choose M here: the
|
||||
module will be called usbled.
|
||||
|
||||
config USB_CYPRESS_CY7C63
|
||||
tristate "Cypress CY7C63xxx USB driver support"
|
||||
help
|
||||
|
|
|
|||
|
|
@ -15,7 +15,6 @@ obj-$(CONFIG_USB_IOWARRIOR) += iowarrior.o
|
|||
obj-$(CONFIG_USB_ISIGHTFW) += isight_firmware.o
|
||||
obj-$(CONFIG_USB_LCD) += usblcd.o
|
||||
obj-$(CONFIG_USB_LD) += ldusb.o
|
||||
obj-$(CONFIG_USB_LED) += usbled.o
|
||||
obj-$(CONFIG_USB_LEGOTOWER) += legousbtower.o
|
||||
obj-$(CONFIG_USB_RIO500) += rio500.o
|
||||
obj-$(CONFIG_USB_TEST) += usbtest.o
|
||||
|
|
|
|||
|
|
@ -1,273 +0,0 @@
|
|||
/*
|
||||
* USB LED driver
|
||||
*
|
||||
* Copyright (C) 2004 Greg Kroah-Hartman (greg@kroah.com)
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation, version 2.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/errno.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/usb.h>
|
||||
|
||||
|
||||
#define DRIVER_AUTHOR "Greg Kroah-Hartman, greg@kroah.com"
|
||||
#define DRIVER_DESC "USB LED Driver"
|
||||
|
||||
enum led_type {
|
||||
DELCOM_VISUAL_SIGNAL_INDICATOR,
|
||||
DREAM_CHEEKY_WEBMAIL_NOTIFIER,
|
||||
RISO_KAGAKU_LED
|
||||
};
|
||||
|
||||
/* the Webmail LED made by RISO KAGAKU CORP. decodes a color index
|
||||
internally, we want to keep the red+green+blue sysfs api, so we decode
|
||||
from 1-bit RGB to the riso kagaku color index according to this table... */
|
||||
|
||||
static unsigned const char riso_kagaku_tbl[] = {
|
||||
/* R+2G+4B -> riso kagaku color index */
|
||||
[0] = 0, /* black */
|
||||
[1] = 2, /* red */
|
||||
[2] = 1, /* green */
|
||||
[3] = 5, /* yellow */
|
||||
[4] = 3, /* blue */
|
||||
[5] = 6, /* magenta */
|
||||
[6] = 4, /* cyan */
|
||||
[7] = 7 /* white */
|
||||
};
|
||||
|
||||
#define RISO_KAGAKU_IX(r,g,b) riso_kagaku_tbl[((r)?1:0)+((g)?2:0)+((b)?4:0)]
|
||||
|
||||
/* table of devices that work with this driver */
|
||||
static const struct usb_device_id id_table[] = {
|
||||
{ USB_DEVICE(0x0fc5, 0x1223),
|
||||
.driver_info = DELCOM_VISUAL_SIGNAL_INDICATOR },
|
||||
{ USB_DEVICE(0x1d34, 0x0004),
|
||||
.driver_info = DREAM_CHEEKY_WEBMAIL_NOTIFIER },
|
||||
{ USB_DEVICE(0x1d34, 0x000a),
|
||||
.driver_info = DREAM_CHEEKY_WEBMAIL_NOTIFIER },
|
||||
{ USB_DEVICE(0x1294, 0x1320),
|
||||
.driver_info = RISO_KAGAKU_LED },
|
||||
{ },
|
||||
};
|
||||
MODULE_DEVICE_TABLE(usb, id_table);
|
||||
|
||||
struct usb_led {
|
||||
struct usb_device *udev;
|
||||
unsigned char blue;
|
||||
unsigned char red;
|
||||
unsigned char green;
|
||||
enum led_type type;
|
||||
};
|
||||
|
||||
static void change_color(struct usb_led *led)
|
||||
{
|
||||
int retval = 0;
|
||||
unsigned char *buffer;
|
||||
int actlength;
|
||||
|
||||
buffer = kmalloc(8, GFP_KERNEL);
|
||||
if (!buffer) {
|
||||
dev_err(&led->udev->dev, "out of memory\n");
|
||||
return;
|
||||
}
|
||||
|
||||
switch (led->type) {
|
||||
case DELCOM_VISUAL_SIGNAL_INDICATOR: {
|
||||
unsigned char color = 0x07;
|
||||
|
||||
if (led->blue)
|
||||
color &= ~0x04;
|
||||
if (led->red)
|
||||
color &= ~0x02;
|
||||
if (led->green)
|
||||
color &= ~0x01;
|
||||
dev_dbg(&led->udev->dev,
|
||||
"blue = %d, red = %d, green = %d, color = %.2x\n",
|
||||
led->blue, led->red, led->green, color);
|
||||
|
||||
retval = usb_control_msg(led->udev,
|
||||
usb_sndctrlpipe(led->udev, 0),
|
||||
0x12,
|
||||
0xc8,
|
||||
(0x02 * 0x100) + 0x0a,
|
||||
(0x00 * 0x100) + color,
|
||||
buffer,
|
||||
8,
|
||||
2000);
|
||||
break;
|
||||
}
|
||||
|
||||
case DREAM_CHEEKY_WEBMAIL_NOTIFIER:
|
||||
dev_dbg(&led->udev->dev,
|
||||
"red = %d, green = %d, blue = %d\n",
|
||||
led->red, led->green, led->blue);
|
||||
|
||||
buffer[0] = led->red;
|
||||
buffer[1] = led->green;
|
||||
buffer[2] = led->blue;
|
||||
buffer[3] = buffer[4] = buffer[5] = 0;
|
||||
buffer[6] = 0x1a;
|
||||
buffer[7] = 0x05;
|
||||
|
||||
retval = usb_control_msg(led->udev,
|
||||
usb_sndctrlpipe(led->udev, 0),
|
||||
0x09,
|
||||
0x21,
|
||||
0x200,
|
||||
0,
|
||||
buffer,
|
||||
8,
|
||||
2000);
|
||||
break;
|
||||
|
||||
case RISO_KAGAKU_LED:
|
||||
buffer[0] = RISO_KAGAKU_IX(led->red, led->green, led->blue);
|
||||
buffer[1] = 0;
|
||||
buffer[2] = 0;
|
||||
buffer[3] = 0;
|
||||
buffer[4] = 0;
|
||||
|
||||
retval = usb_interrupt_msg(led->udev,
|
||||
usb_sndctrlpipe(led->udev, 2),
|
||||
buffer, 5, &actlength, 1000 /*ms timeout*/);
|
||||
break;
|
||||
|
||||
default:
|
||||
dev_err(&led->udev->dev, "unknown device type %d\n", led->type);
|
||||
}
|
||||
|
||||
if (retval)
|
||||
dev_dbg(&led->udev->dev, "retval = %d\n", retval);
|
||||
kfree(buffer);
|
||||
}
|
||||
|
||||
#define show_set(value) \
|
||||
static ssize_t show_##value(struct device *dev, struct device_attribute *attr,\
|
||||
char *buf) \
|
||||
{ \
|
||||
struct usb_interface *intf = to_usb_interface(dev); \
|
||||
struct usb_led *led = usb_get_intfdata(intf); \
|
||||
\
|
||||
return sprintf(buf, "%d\n", led->value); \
|
||||
} \
|
||||
static ssize_t set_##value(struct device *dev, struct device_attribute *attr,\
|
||||
const char *buf, size_t count) \
|
||||
{ \
|
||||
struct usb_interface *intf = to_usb_interface(dev); \
|
||||
struct usb_led *led = usb_get_intfdata(intf); \
|
||||
int temp = simple_strtoul(buf, NULL, 10); \
|
||||
\
|
||||
led->value = temp; \
|
||||
change_color(led); \
|
||||
return count; \
|
||||
} \
|
||||
static DEVICE_ATTR(value, S_IRUGO | S_IWUSR, show_##value, set_##value);
|
||||
show_set(blue);
|
||||
show_set(red);
|
||||
show_set(green);
|
||||
|
||||
static int led_probe(struct usb_interface *interface,
|
||||
const struct usb_device_id *id)
|
||||
{
|
||||
struct usb_device *udev = interface_to_usbdev(interface);
|
||||
struct usb_led *dev = NULL;
|
||||
int retval = -ENOMEM;
|
||||
|
||||
dev = kzalloc(sizeof(struct usb_led), GFP_KERNEL);
|
||||
if (dev == NULL) {
|
||||
dev_err(&interface->dev, "out of memory\n");
|
||||
goto error_mem;
|
||||
}
|
||||
|
||||
dev->udev = usb_get_dev(udev);
|
||||
dev->type = id->driver_info;
|
||||
|
||||
usb_set_intfdata(interface, dev);
|
||||
|
||||
retval = device_create_file(&interface->dev, &dev_attr_blue);
|
||||
if (retval)
|
||||
goto error;
|
||||
retval = device_create_file(&interface->dev, &dev_attr_red);
|
||||
if (retval)
|
||||
goto error;
|
||||
retval = device_create_file(&interface->dev, &dev_attr_green);
|
||||
if (retval)
|
||||
goto error;
|
||||
|
||||
if (dev->type == DREAM_CHEEKY_WEBMAIL_NOTIFIER) {
|
||||
unsigned char *enable;
|
||||
|
||||
enable = kmemdup("\x1f\x02\0\x5f\0\0\x1a\x03", 8, GFP_KERNEL);
|
||||
if (!enable) {
|
||||
dev_err(&interface->dev, "out of memory\n");
|
||||
retval = -ENOMEM;
|
||||
goto error;
|
||||
}
|
||||
|
||||
retval = usb_control_msg(udev,
|
||||
usb_sndctrlpipe(udev, 0),
|
||||
0x09,
|
||||
0x21,
|
||||
0x200,
|
||||
0,
|
||||
enable,
|
||||
8,
|
||||
2000);
|
||||
|
||||
kfree(enable);
|
||||
if (retval != 8)
|
||||
goto error;
|
||||
}
|
||||
|
||||
dev_info(&interface->dev, "USB LED device now attached\n");
|
||||
return 0;
|
||||
|
||||
error:
|
||||
device_remove_file(&interface->dev, &dev_attr_blue);
|
||||
device_remove_file(&interface->dev, &dev_attr_red);
|
||||
device_remove_file(&interface->dev, &dev_attr_green);
|
||||
usb_set_intfdata(interface, NULL);
|
||||
usb_put_dev(dev->udev);
|
||||
kfree(dev);
|
||||
error_mem:
|
||||
return retval;
|
||||
}
|
||||
|
||||
static void led_disconnect(struct usb_interface *interface)
|
||||
{
|
||||
struct usb_led *dev;
|
||||
|
||||
dev = usb_get_intfdata(interface);
|
||||
|
||||
device_remove_file(&interface->dev, &dev_attr_blue);
|
||||
device_remove_file(&interface->dev, &dev_attr_red);
|
||||
device_remove_file(&interface->dev, &dev_attr_green);
|
||||
|
||||
/* first remove the files, then set the pointer to NULL */
|
||||
usb_set_intfdata(interface, NULL);
|
||||
|
||||
usb_put_dev(dev->udev);
|
||||
|
||||
kfree(dev);
|
||||
|
||||
dev_info(&interface->dev, "USB LED now disconnected\n");
|
||||
}
|
||||
|
||||
static struct usb_driver led_driver = {
|
||||
.name = "usbled",
|
||||
.probe = led_probe,
|
||||
.disconnect = led_disconnect,
|
||||
.id_table = id_table,
|
||||
};
|
||||
|
||||
module_usb_driver(led_driver);
|
||||
|
||||
MODULE_AUTHOR(DRIVER_AUTHOR);
|
||||
MODULE_DESCRIPTION(DRIVER_DESC);
|
||||
MODULE_LICENSE("GPL");
|
||||
Loading…
Reference in New Issue