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Refactor cannonkeys f103 boards to use core backlight (#8089)

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* Refactor to use core backlight

* Remove custom implementation
This commit is contained in:
Joel Challis 2020-04-06 21:10:30 +01:00 committed by GitHub
parent 9bfa713421
commit 7901006753
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GPG key ID: 4AEE18F83AFDEB23
13 changed files with 24 additions and 285 deletions
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1
keyboards/cannonkeys/bluepill/keyboard.c
View file

@ -1,6 +1,5 @@
#include "ch.h"
#include "hal.h"
#include "led_custom.h"
#include "util.h"
#include "quantum.h"

257
keyboards/cannonkeys/bluepill/led.c
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@ -1,257 +0,0 @@
/*
Copyright 2012 Jun Wako <wakojun@gmail.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, see <http://www.gnu.org/licenses/>.
*/
#include "hal.h"
#include "backlight.h"
#include "led.h"
#include "led_custom.h"
#include "printf.h"
static void breathing_callback(PWMDriver *pwmp);
static PWMConfig pwmCFG = {
0xFFFF, /* PWM clock frequency */
256, /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
NULL, /* No Callback */
{
{PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 0 */
{PWM_OUTPUT_DISABLED, NULL},
{PWM_OUTPUT_DISABLED, NULL},
{PWM_OUTPUT_DISABLED, NULL}
},
0, /* HW dependent part.*/
0
};
static PWMConfig pwmCFG_breathing = {
0xFFFF, /* 10kHz PWM clock frequency */
256, /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
breathing_callback, /* Breathing Callback */
{
{PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 0 */
{PWM_OUTPUT_DISABLED, NULL},
{PWM_OUTPUT_DISABLED, NULL},
{PWM_OUTPUT_DISABLED, NULL}
},
0, /* HW dependent part.*/
0
};
// See http://jared.geek.nz/2013/feb/linear-led-pwm
static uint16_t cie_lightness(uint16_t v) {
if (v <= 5243) // if below 8% of max
return v / 9; // same as dividing by 900%
else {
uint32_t y = (((uint32_t) v + 10486) << 8) / (10486 + 0xFFFFUL); // add 16% of max and compare
// to get a useful result with integer division, we shift left in the expression above
// and revert what we've done again after squaring.
y = y * y * y >> 8;
if (y > 0xFFFFUL) // prevent overflow
return 0xFFFFU;
else
return (uint16_t) y;
}
}
void backlight_init_ports(void) {
printf("backlight_init_ports()\n");
#ifdef BACKLIGHT_ENABLE
palSetPadMode(GPIOA, 8, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
pwmStart(&PWMD1, &pwmCFG);
pwmEnableChannel(&PWMD1, 0, PWM_FRACTION_TO_WIDTH(&PWMD1, 0xFFFF,cie_lightness(0xFFFF)));
#endif
}
void backlight_set(uint8_t level) {
printf("backlight_set(%d)\n", level);
#ifdef BACKLIGHT_ENABLE
uint32_t duty = (uint32_t)(cie_lightness(0xFFFF * (uint32_t) level / BACKLIGHT_LEVELS));
printf("duty: (%d)\n", duty);
if (level == 0) {
// Turn backlight off
pwmDisableChannel(&PWMD1, 0);
} else {
// Turn backlight on
if(!is_breathing()){
pwmEnableChannel(&PWMD1, 0, PWM_FRACTION_TO_WIDTH(&PWMD1,0xFFFF,duty));
}
}
#endif
}
uint8_t backlight_tick = 0;
void backlight_task(void) {
}
#define BREATHING_NO_HALT 0
#define BREATHING_HALT_OFF 1
#define BREATHING_HALT_ON 2
#define BREATHING_STEPS 128
static uint8_t breathing_period = BREATHING_PERIOD;
static uint8_t breathing_halt = BREATHING_NO_HALT;
static uint16_t breathing_counter = 0;
bool is_breathing(void) {
return PWMD1.config == &pwmCFG_breathing;
}
#define breathing_min() do {breathing_counter = 0;} while (0)
#define breathing_max() do {breathing_counter = breathing_period * 256 / 2;} while (0)
void breathing_interrupt_enable(void){
pwmStop(&PWMD1);
printf("starting with callback\n");
pwmStart(&PWMD1, &pwmCFG_breathing);
chSysLockFromISR();
pwmEnablePeriodicNotification(&PWMD1);
pwmEnableChannelI(
&PWMD1,
0,
PWM_FRACTION_TO_WIDTH(
&PWMD1,
0xFFFF,
0xFFFF
)
);
chSysUnlockFromISR();
}
void breathing_interrupt_disable(void){
pwmStop(&PWMD1);
printf("starting without callback\n");
pwmStart(&PWMD1, &pwmCFG);
}
void breathing_enable(void)
{
printf("breathing_enable()\n");
breathing_counter = 0;
breathing_halt = BREATHING_NO_HALT;
breathing_interrupt_enable();
}
void breathing_pulse(void)
{
if (get_backlight_level() == 0)
breathing_min();
else
breathing_max();
breathing_halt = BREATHING_HALT_ON;
breathing_interrupt_enable();
}
void breathing_disable(void)
{
printf("breathing_disable()\n");
breathing_interrupt_disable();
// Restore backlight level
backlight_set(get_backlight_level());
}
void breathing_self_disable(void)
{
if (get_backlight_level() == 0)
breathing_halt = BREATHING_HALT_OFF;
else
breathing_halt = BREATHING_HALT_ON;
}
void breathing_toggle(void) {
if (is_breathing()){
printf("disable breathing\n");
breathing_disable();
} else {
printf("enable breathing\n");
breathing_enable();
}
}
void breathing_period_set(uint8_t value)
{
if (!value)
value = 1;
breathing_period = value;
}
void breathing_period_default(void) {
breathing_period_set(BREATHING_PERIOD);
}
void breathing_period_inc(void)
{
breathing_period_set(breathing_period+1);
}
void breathing_period_dec(void)
{
breathing_period_set(breathing_period-1);
}
/* To generate breathing curve in python:
* from math import sin, pi; [int(sin(x/128.0*pi)**4*255) for x in range(128)]
*/
static const uint8_t breathing_table[BREATHING_STEPS] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 28, 32, 36, 41, 46, 51, 57, 63, 70, 76, 83, 91, 98, 106, 113, 121, 129, 138, 146, 154, 162, 170, 178, 185, 193, 200, 207, 213, 220, 225, 231, 235, 240, 244, 247, 250, 252, 253, 254, 255, 254, 253, 252, 250, 247, 244, 240, 235, 231, 225, 220, 213, 207, 200, 193, 185, 178, 170, 162, 154, 146, 138, 129, 121, 113, 106, 98, 91, 83, 76, 70, 63, 57, 51, 46, 41, 36, 32, 28, 24, 20, 17, 15, 12, 10, 8, 6, 5, 4, 3, 2, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
// Use this before the cie_lightness function.
static inline uint16_t scale_backlight(uint16_t v) {
return v / BACKLIGHT_LEVELS * get_backlight_level();
}
static void breathing_callback(PWMDriver *pwmp)
{
(void)pwmp;
uint16_t interval = (uint16_t) breathing_period * 256 / BREATHING_STEPS;
// resetting after one period to prevent ugly reset at overflow.
breathing_counter = (breathing_counter + 1) % (breathing_period * 256);
uint8_t index = breathing_counter / interval % BREATHING_STEPS;
if (((breathing_halt == BREATHING_HALT_ON) && (index == BREATHING_STEPS / 2)) ||
((breathing_halt == BREATHING_HALT_OFF) && (index == BREATHING_STEPS - 1)))
{
breathing_interrupt_disable();
}
uint32_t duty = cie_lightness(scale_backlight(breathing_table[index] * 256));
chSysLockFromISR();
pwmEnableChannelI(
&PWMD1,
0,
PWM_FRACTION_TO_WIDTH(
&PWMD1,
0xFFFF,
duty
)
);
chSysUnlockFromISR();
}
void led_set(uint8_t usb_led)
{
if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
palSetPad(GPIOC, 13);
} else {
palClearPad(GPIOC, 13);
}
}

6
keyboards/cannonkeys/bluepill/led_custom.h
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@ -1,6 +0,0 @@
#pragma once
void backlight_task(void);
void breathing_interrupt_disable(void);
void breathing_interrupt_enable(void);
bool is_breathing(void);

5
keyboards/cannonkeys/ortho48/config.h
View file

@ -33,6 +33,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define MATRIX_ROW_PINS { B12, C13, A2, A1 }
#define DIODE_DIRECTION COL2ROW
#define BACKLIGHT_PIN A8
#define BACKLIGHT_PWM_DRIVER PWMD1
#define BACKLIGHT_PWM_CHANNEL 1
#define BACKLIGHT_LEVELS 6
#define BACKLIGHT_BREATHING
#define BREATHING_PERIOD 6
@ -57,8 +60,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define WS2812_SPI SPID2
/*
* Feature disable options
* These options are also useful to firmware size reduction.

4
keyboards/cannonkeys/ortho48/rules.mk
View file

@ -11,8 +11,7 @@ DFU_SUFFIX_ARGS = -v 1eaf -p 0003
# project specific files
VPATH += keyboards/cannonkeys/bluepill
SRC = led.c \
keyboard.c
SRC = keyboard.c
#BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes # Mouse keys
@ -22,7 +21,6 @@ COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = yes
BACKLIGHT_DRIVER = custom
RGBLIGHT_ENABLE = yes
LAYOUTS = ortho_4x12

3
keyboards/cannonkeys/ortho60/config.h
View file

@ -33,6 +33,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define MATRIX_ROW_PINS { B3, B4, B5, B6, B7 }
#define DIODE_DIRECTION COL2ROW
#define BACKLIGHT_PIN A8
#define BACKLIGHT_PWM_DRIVER PWMD1
#define BACKLIGHT_PWM_CHANNEL 1
#define BACKLIGHT_LEVELS 6
#define BACKLIGHT_BREATHING
#define BREATHING_PERIOD 6

6
keyboards/cannonkeys/ortho60/rules.mk
View file

@ -11,8 +11,7 @@ DFU_SUFFIX_ARGS = -v 1eaf -p 0003
# project specific files
VPATH += keyboards/cannonkeys/bluepill
SRC = led.c \
keyboard.c
SRC = keyboard.c
#BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes # Mouse keys
@ -20,9 +19,8 @@ EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover
NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = yes
BACKLIGHT_DRIVER = custom
RGBLIGHT_ENABLE = yes
LAYOUTS = ortho_5x12

3
keyboards/cannonkeys/ortho75/config.h
View file

@ -33,6 +33,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define MATRIX_ROW_PINS { B12, C13, A2, A1, A3 }
#define DIODE_DIRECTION COL2ROW
#define BACKLIGHT_PIN A8
#define BACKLIGHT_PWM_DRIVER PWMD1
#define BACKLIGHT_PWM_CHANNEL 1
#define BACKLIGHT_LEVELS 6
#define BACKLIGHT_BREATHING
#define BREATHING_PERIOD 6

6
keyboards/cannonkeys/ortho75/rules.mk
View file

@ -11,8 +11,7 @@ DFU_SUFFIX_ARGS = -v 1eaf -p 0003
# project specific files
VPATH += keyboards/cannonkeys/bluepill
SRC = led.c \
keyboard.c
SRC = keyboard.c
#BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes # Mouse keys
@ -20,9 +19,8 @@ EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover
NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = yes
BACKLIGHT_DRIVER = custom
RGBLIGHT_ENABLE = yes
ENCODER_ENABLE = yes

3
keyboards/cannonkeys/practice60/config.h
View file

@ -33,6 +33,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define MATRIX_ROW_PINS { B3, B4, B5, B6, B7 }
#define DIODE_DIRECTION COL2ROW
#define BACKLIGHT_PIN A8
#define BACKLIGHT_PWM_DRIVER PWMD1
#define BACKLIGHT_PWM_CHANNEL 1
#define BACKLIGHT_LEVELS 6
#define BACKLIGHT_BREATHING
#define BREATHING_PERIOD 6

6
keyboards/cannonkeys/practice60/rules.mk
View file

@ -11,8 +11,7 @@ DFU_SUFFIX_ARGS = -v 1eaf -p 0003
# project specific files
VPATH += keyboards/cannonkeys/bluepill
SRC = led.c \
keyboard.c
SRC = keyboard.c
#BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes # Mouse keys
@ -20,9 +19,8 @@ EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover
NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = yes
BACKLIGHT_DRIVER = custom
RGBLIGHT_ENABLE = yes
LAYOUTS = 60_ansi

3
keyboards/cannonkeys/practice65/config.h
View file

@ -33,6 +33,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define MATRIX_ROW_PINS { B4, B11, B1, B7, B6 }
#define DIODE_DIRECTION COL2ROW
#define BACKLIGHT_PIN A8
#define BACKLIGHT_PWM_DRIVER PWMD1
#define BACKLIGHT_PWM_CHANNEL 1
#define BACKLIGHT_LEVELS 6
#define BACKLIGHT_BREATHING
#define BREATHING_PERIOD 6

6
keyboards/cannonkeys/practice65/rules.mk
View file

@ -11,8 +11,7 @@ DFU_SUFFIX_ARGS = -v 1eaf -p 0003
# project specific files
VPATH += keyboards/cannonkeys/bluepill
SRC = led.c \
keyboard.c
SRC = keyboard.c
#BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes # Mouse keys
@ -20,9 +19,8 @@ EXTRAKEY_ENABLE = yes # Audio control and System control
CONSOLE_ENABLE = yes # Console for debug
COMMAND_ENABLE = yes # Commands for debug and configuration
SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
NKRO_ENABLE = yes # USB Nkey Rollover
NKRO_ENABLE = yes # USB Nkey Rollover
BACKLIGHT_ENABLE = yes
BACKLIGHT_DRIVER = custom
RGBLIGHT_ENABLE = yes