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Merge branch 'fusion-support'

Browse source 
Implements #30
This commit is contained in:
Christoffer Sandberg 2020-11-13 11:16:55 +01:00
parent 8c0a618f6b a95d0ecdd5
commit f6a3c95018
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GPG key ID: BF563F71B6C7A96D
2 changed files with 374 additions and 125 deletions
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345
src/uniwill_keyboard.h
View file

@ -24,6 +24,9 @@
#include <linux/keyboard.h>
#include <linux/timer.h>
#include <linux/delay.h>
#include <linux/leds.h>
#include <linux/string.h>
#include "uw_io.h"
#define UNIWILL_WMI_MGMT_GUID_BA "ABBC0F6D-8EA1-11D1-00A0-C90629100000"
#define UNIWILL_WMI_MGMT_GUID_BB "ABBC0F6E-8EA1-11D1-00A0-C90629100000"
@ -43,6 +46,8 @@
#define UNIWILL_OSD_DC_ADAPTER_CHANGE 0x0AB
#define UNIWILL_KEY_RFKILL 0x0A4
#define UNIWILL_KEY_KBDILLUMDOWN 0x0B1
#define UNIWILL_KEY_KBDILLUMUP 0x0B2
#define UNIWILL_OSD_TOUCHPADWORKAROUND 0xFFF
@ -51,30 +56,6 @@
#define UNIWILL_BRIGHTNESS_DEFAULT UNIWILL_BRIGHTNESS_MAX * 0.30
#define UNIWILL_COLOR_DEFAULT 0xffffff
union uw_ec_read_return {
u32 dword;
struct {
u8 data_low;
u8 data_high;
} bytes;
};
union uw_ec_write_return {
u32 dword;
struct {
u8 addr_low;
u8 addr_high;
u8 data_low;
u8 data_high;
} bytes;
};
typedef u32 (uw_ec_read_func)(u8, u8, union uw_ec_read_return *);
typedef u32 (uw_ec_write_func)(u8, u8, u8, u8, union uw_ec_write_return *);
extern uw_ec_read_func uw_ec_read_addr;
extern uw_ec_write_func uw_ec_write_addr;
struct tuxedo_keyboard_driver uniwill_keyboard_driver;
struct kbd_led_state_uw_t {
@ -95,6 +76,9 @@ static struct key_entry uniwill_wmi_keymap[] = {
// Manual mode rfkill
{ KE_KEY, UNIWILL_KEY_RFKILL, { KEY_RFKILL }},
{ KE_KEY, UNIWILL_OSD_TOUCHPADWORKAROUND, { KEY_F21 } },
// Keyboard brightness
{ KE_KEY, UNIWILL_KEY_KBDILLUMDOWN, { KEY_KBDILLUMDOWN } },
{ KE_KEY, UNIWILL_KEY_KBDILLUMUP, { KEY_KBDILLUMUP } },
// Only used to put ev bits
{ KE_KEY, 0xffff, { KEY_F6 } },
{ KE_KEY, 0xffff, { KEY_LEFTALT } },
@ -131,7 +115,7 @@ static int keyboard_notifier_callb(struct notifier_block *nb, unsigned long code
if (prevprev_key == 85 && prev_key == 29) {
TUXEDO_DEBUG("Touchpad Toggle\n");
schedule_work(&uniwill_key_event_work);
ret = NOTIFY_STOP;
ret = NOTIFY_OK;
}
break;
}
@ -150,22 +134,11 @@ static struct notifier_block keyboard_notifier_block = {
static u8 uniwill_read_kbd_bl_enabled(void)
{
union uw_ec_read_return reg_read_return;
uw_ec_read_func *__uw_ec_read_addr;
u8 enabled = 0xff;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_read_addr) {
__uw_ec_read_addr(0x8c, 0x07, &reg_read_return);
enabled = (reg_read_return.bytes.data_low >> 1) & 0x01;
enabled = !enabled;
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
return enabled;
}
@ -174,27 +147,13 @@ static void uniwill_write_kbd_bl_enable(u8 enable)
{
union uw_ec_read_return reg_read_return;
union uw_ec_write_return reg_write_return;
uw_ec_read_func *__uw_ec_read_addr;
uw_ec_write_func *__uw_ec_write_addr;
u8 write_value = 0;
enable = enable & 0x01;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
__uw_ec_write_addr = symbol_get(uw_ec_write_addr);
if (__uw_ec_read_addr && __uw_ec_write_addr) {
__uw_ec_read_addr(0x8c, 0x07, &reg_read_return);
write_value = reg_read_return.bytes.data_low & ~(1 << 1);
write_value |= (!enable << 1);
__uw_ec_write_addr(0x8c, 0x07, write_value, 0x00, &reg_write_return);
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
if (__uw_ec_write_addr) symbol_put(uw_ec_write_addr);
}
/*static u32 uniwill_read_kbd_bl_br_state(u8 *brightness_state)
@ -202,18 +161,9 @@ static void uniwill_write_kbd_bl_enable(u8 enable)
union uw_ec_read_return reg_read_return;
u32 result;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_read_addr) {
__uw_ec_read_addr(0x8c, 0x07, &reg_read_return);
*brightness_state = (reg_read_return.bytes.data_low & 0xf0) >> 4;
result = 0;
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
result = -EIO;
}
return result;
}*/
@ -223,11 +173,6 @@ static u32 uniwill_read_kbd_bl_rgb(u8 *red, u8 *green, u8 *blue)
union uw_ec_read_return reg_read_return;
u32 result;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_read_addr) {
__uw_ec_read_addr(0x03, 0x18, &reg_read_return);
*red = reg_read_return.bytes.data_low;
__uw_ec_read_addr(0x05, 0x18, &reg_read_return);
@ -235,12 +180,6 @@ static u32 uniwill_read_kbd_bl_rgb(u8 *red, u8 *green, u8 *blue)
__uw_ec_read_addr(0x08, 0x18, &reg_read_return);
*blue = reg_read_return.bytes.data_low;
result = 0;
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
result = -EIO;
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
return result;
}
@ -249,13 +188,6 @@ static void uniwill_write_kbd_bl_rgb(u8 red, u8 green, u8 blue)
{
union uw_ec_write_return reg_write_return;
uw_ec_read_func *__uw_ec_read_addr;
uw_ec_write_func *__uw_ec_write_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
__uw_ec_write_addr = symbol_get(uw_ec_write_addr);
if (__uw_ec_read_addr && __uw_ec_write_addr) {
// Write the colors
if (red > 0xc8) red = 0xc8;
if (green > 0xc8) green = 0xc8;
@ -264,12 +196,6 @@ static void uniwill_write_kbd_bl_rgb(u8 red, u8 green, u8 blue)
__uw_ec_write_addr(0x05, 0x18, green, 0x00, &reg_write_return);
__uw_ec_write_addr(0x08, 0x18, blue, 0x00, &reg_write_return);
TUXEDO_DEBUG("Wrote color [%0#4x, %0#4x, %0#4x]\n", red, green, blue);
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
if (__uw_ec_write_addr) symbol_put(uw_ec_write_addr);
}
static void uniwill_write_kbd_bl_state(void) {
@ -296,22 +222,8 @@ static void uniwill_write_kbd_bl_state(void) {
static void uniwill_write_kbd_bl_reset(void)
{
union uw_ec_write_return reg_write_return;
union uw_ec_read_return reg_read_return;
uw_ec_read_func *__uw_ec_read_addr;
uw_ec_write_func *__uw_ec_write_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
__uw_ec_write_addr = symbol_get(uw_ec_write_addr);
if (__uw_ec_read_addr && __uw_ec_write_addr) {
__uw_ec_write_addr(0x8c, 0x07, 0x10, 0x00, &reg_write_return);
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
if (__uw_ec_write_addr) symbol_put(uw_ec_write_addr);
}
static void uniwill_wmi_handle_event(u32 value, void *context, u32 guid_nr)
@ -585,6 +497,232 @@ static int uw_kbd_bl_init(struct platform_device *dev)
return status;
}
#define UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS 0x24
#define UNIWILL_LIGHTBAR_LED_NAME_RGB_RED "lightbar_rgb:1:status"
#define UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN "lightbar_rgb:2:status"
#define UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE "lightbar_rgb:3:status"
#define UNIWILL_LIGHTBAR_LED_NAME_ANIMATION "lightbar_animation::status"
static void uniwill_write_lightbar_rgb(u8 red, u8 green, u8 blue)
{
union uw_ec_write_return reg_write_return;
uw_ec_write_func *__uw_ec_write_addr;
__uw_ec_write_addr = symbol_get(uw_ec_write_addr);
if (__uw_ec_write_addr) {
if (red <= UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS) {
__uw_ec_write_addr(0x49, 0x07, red, 0x00, &reg_write_return);
}
if (green <= UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS) {
__uw_ec_write_addr(0x4a, 0x07, green, 0x00, &reg_write_return);
}
if (blue <= UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS) {
__uw_ec_write_addr(0x4b, 0x07, blue, 0x00, &reg_write_return);
}
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_write_addr) symbol_put(uw_ec_write_addr);
}
static int uniwill_read_lightbar_rgb(u8 *red, u8 *green, u8 *blue)
{
int status;
union uw_ec_read_return reg_read_return;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_read_addr) {
__uw_ec_read_addr(0x49, 0x07, &reg_read_return);
*red = reg_read_return.bytes.data_low;
__uw_ec_read_addr(0x4a, 0x07, &reg_read_return);
*green = reg_read_return.bytes.data_low;
__uw_ec_read_addr(0x4b, 0x07, &reg_read_return);
*blue = reg_read_return.bytes.data_low;
status = 0;
} else {
status = -EIO;
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
return status;
}
static void uniwill_write_lightbar_animation(bool animation_status)
{
union uw_ec_write_return reg_write_return;
union uw_ec_read_return reg_read_return;
u8 value;
uw_ec_write_func *__uw_ec_write_addr;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_write_addr = symbol_get(uw_ec_write_addr);
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_write_addr && __uw_ec_read_addr) {
__uw_ec_read_addr(0x48, 0x07, &reg_read_return);
value = reg_read_return.bytes.data_low;
if (animation_status) {
value |= 0x80;
} else {
value &= ~0x80;
}
__uw_ec_write_addr(0x48, 0x07, value, 0x00, &reg_write_return);
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_write_addr) symbol_put(uw_ec_write_addr);
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
}
static int uniwill_read_lightbar_animation(bool *animation_status)
{
int status;
union uw_ec_read_return reg_read_return;
uw_ec_read_func *__uw_ec_read_addr;
__uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (__uw_ec_read_addr) {
__uw_ec_read_addr(0x48, 0x07, &reg_read_return);
*animation_status = (reg_read_return.bytes.data_low & 0x80) > 0;
status = 0;
} else {
status = -EIO;
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}
if (__uw_ec_read_addr) symbol_put(uw_ec_read_addr);
return status;
}
static int lightbar_set_blocking(struct led_classdev *led_cdev, enum led_brightness brightness)
{
u8 red = 0xff, green = 0xff, blue = 0xff;
bool led_red = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_RED) != NULL;
bool led_green = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN) != NULL;
bool led_blue = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE) != NULL;
bool led_animation = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_ANIMATION) != NULL;
if (led_red || led_green || led_blue) {
if (led_red) {
red = brightness;
} else if (led_green) {
green = brightness;
} else if (led_blue) {
blue = brightness;
}
uniwill_write_lightbar_rgb(red, green, blue);
// Also make sure the animation is off
uniwill_write_lightbar_animation(false);
} else if (led_animation) {
if (brightness == 1) {
uniwill_write_lightbar_animation(true);
} else {
uniwill_write_lightbar_animation(false);
}
}
return 0;
}
static enum led_brightness lightbar_get(struct led_classdev *led_cdev)
{
u8 red, green, blue;
bool animation_status;
bool led_red = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_RED) != NULL;
bool led_green = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN) != NULL;
bool led_blue = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE) != NULL;
bool led_animation = strstr(led_cdev->name, UNIWILL_LIGHTBAR_LED_NAME_ANIMATION) != NULL;
if (led_red || led_green || led_blue) {
uniwill_read_lightbar_rgb(&red, &green, &blue);
if (led_red) {
return red;
} else if (led_green) {
return green;
} else if (led_blue) {
return blue;
}
} else if (led_animation) {
uniwill_read_lightbar_animation(&animation_status);
return animation_status ? 1 : 0;
}
return 0;
}
static bool uw_lightbar_loaded;
static struct led_classdev lightbar_led_classdevs[] = {
{
.name = UNIWILL_LIGHTBAR_LED_NAME_RGB_RED,
.max_brightness = UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
},
{
.name = UNIWILL_LIGHTBAR_LED_NAME_RGB_GREEN,
.max_brightness = UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
},
{
.name = UNIWILL_LIGHTBAR_LED_NAME_RGB_BLUE,
.max_brightness = UNIWILL_LIGHTBAR_LED_MAX_BRIGHTNESS,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
},
{
.name = UNIWILL_LIGHTBAR_LED_NAME_ANIMATION,
.max_brightness = 1,
.brightness_set_blocking = &lightbar_set_blocking,
.brightness_get = &lightbar_get
}
};
static int uw_lightbar_init(struct platform_device *dev)
{
int i, j, status;
bool lightbar_supported = false
|| dmi_match(DMI_BOARD_NAME, "LAPQC71A")
|| dmi_match(DMI_BOARD_NAME, "LAPQC71B")
;
if (!lightbar_supported)
return -ENODEV;
for (i = 0; i < ARRAY_SIZE(lightbar_led_classdevs); ++i) {
status = led_classdev_register(&dev->dev, &lightbar_led_classdevs[i]);
if (status < 0) {
for (j = 0; j < i; j++)
led_classdev_unregister(&lightbar_led_classdevs[j]);
return status;
}
}
return 0;
}
static int uw_lightbar_remove(struct platform_device *dev)
{
int i;
for (i = 0; i < ARRAY_SIZE(lightbar_led_classdevs); ++i) {
led_classdev_unregister(&lightbar_led_classdevs[i]);
}
return 0;
}
static int uniwill_keyboard_probe(struct platform_device *dev)
{
int status;
@ -626,6 +764,9 @@ static int uniwill_keyboard_probe(struct platform_device *dev)
uw_kbd_bl_init(dev);
status = uw_lightbar_init(dev);
uw_lightbar_loaded = (status >= 0);
return 0;
err_remove_notifiers:
@ -638,10 +779,13 @@ err_remove_notifiers:
static int uniwill_keyboard_remove(struct platform_device *dev)
{
if (uniwill_kbd_bl_type_rgb_single_color) {
sysfs_remove_group(&dev->dev.kobj, &uw_kbd_bl_color_attr_group);
}
// Restore previous backlight enable state
if (uniwill_kbd_bl_enable_state_on_start != 0xff) {
if (uniwill_kbd_bl_type_rgb_single_color)
sysfs_remove_group(&dev->dev.kobj, &uw_kbd_bl_color_attr_group);
uniwill_write_kbd_bl_enable(uniwill_kbd_bl_enable_state_on_start);
}
@ -652,6 +796,9 @@ static int uniwill_keyboard_remove(struct platform_device *dev)
del_timer(&uw_kbd_bl_init_timer);
if (uw_lightbar_loaded)
uw_lightbar_remove(dev);
return 0;
}

102
src/uw_io.h Normal file
View file

@ -0,0 +1,102 @@
/*
* uw_io.h
*
* Copyright (C) 2018-2020 TUXEDO Computers GmbH <tux@tuxedocomputers.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; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef UW_IO_H
#define UW_IO_H
#include <linux/kernel.h>
#include <linux/module.h>
union uw_ec_read_return {
u32 dword;
struct {
u8 data_low;
u8 data_high;
} bytes;
};
union uw_ec_write_return {
u32 dword;
struct {
u8 addr_low;
u8 addr_high;
u8 data_low;
u8 data_high;
} bytes;
};
typedef u32 (uw_ec_read_func)(u8, u8, union uw_ec_read_return *);
typedef u32 (uw_ec_write_func)(u8, u8, u8, u8, union uw_ec_write_return *);
extern uw_ec_read_func uw_ec_read_addr;
extern uw_ec_write_func uw_ec_write_addr;
/**
* uw ec read from tccwmi for now stuffed in this wrapper for simplification
*
* @returns The result of the tccwmi function, or -ENOENT
* if tccwmi symbol is not accessible
*/
static u32 __uw_ec_read_addr(u8 addr_low, u8 addr_high,
union uw_ec_read_return *output)
{
uw_ec_read_func *symbol_uw_ec_read_addr;
u32 result = 0;
symbol_uw_ec_read_addr = symbol_get(uw_ec_read_addr);
if (symbol_uw_ec_read_addr) {
result = symbol_uw_ec_read_addr(addr_low, addr_high, output);
} else {
pr_debug("tuxedo-cc-wmi symbols not found\n");
result = -ENOENT;
}
if (symbol_uw_ec_read_addr)
symbol_put(uw_ec_read_addr);
return result;
}
/**
* uw ec write from tccwmi for now stuffed in this wrapper for simplification
*
* @returns The result of the tccwmi function, or -ENOENT
* if tccwmi symbol is not accessible
*/
static u32 __uw_ec_write_addr(u8 addr_low, u8 addr_high, u8 data_low,
u8 data_high, union uw_ec_write_return *output)
{
uw_ec_write_func *symbol_uw_ec_write_addr;
u32 result = 0;
symbol_uw_ec_write_addr = symbol_get(uw_ec_write_addr);
if (symbol_uw_ec_write_addr) {
result = symbol_uw_ec_write_addr(addr_low, addr_high, data_low,
data_high, output);
} else {
pr_debug("tuxedo-cc-wmi symbols not found\n");
result = -ENOENT;
}
if (symbol_uw_ec_write_addr)
symbol_put(uw_ec_write_addr);
return result;
}
#endif