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qmk_firmware/quantum/rgb_matrix_drivers.c
James Laird-Wah f70f45ee67 RGB Matrix refactoring to open up for new drivers (#3913)
* rgb_matrix: use a driver ops struct

This is intended to avoid #ifdef proliferation on adding more drivers,
eg. model01, which use different architectures.

* rgb_matrix: document driver struct members

* rgb_matrix: remove unused LED testing code

* rgb_matrix: don't build into IS31x drivers unless being used

* rgb_matrix: refactor make config options

This ensures that the necessary files are included for any custom
RGB_MATRIX_ENABLE value, without having to add entries here for specific
boards. This particularly affects model01 because its controller is
integrated and won't be used anywhere else, so it's preferable not to
put it in common_features.mk.

This now validates the value of RGB_MATRIX_ENABLE.

It was necessary to fix an error in ergodox_ez rules.mk using the wrong
comment separator, yielding an invalid value.

* IS31x drivers: don't write the control registers all the time

This is only needed when they are changed. This is done in init() and
board- or keymap-specific code is free to make further changes.

* rgb_matrix: move structs from chip drivers to rgb_matrix_drivers.c

This approach is specific to the rgb_matrix functionality, so keep it
neatly separated from the raw chip drivers.
2018-09-27 10:40:18 -04:00

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2.3 KiB
C

/* Copyright 2018 James Laird-Wah
*
* 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 "rgb_matrix.h"
/* Each driver needs to define the struct
* const rgb_matrix_driver_t rgb_matrix_driver;
* All members must be provided.
* Keyboard custom drivers can define this in their own files, it should only
* be here if shared between boards.
*/
#if defined(IS31FL3731) || defined(IS31FL3733)
#include "i2c_master.h"
static void init( void )
{
i2c_init();
#ifdef IS31FL3731
IS31FL3731_init( DRIVER_ADDR_1 );
IS31FL3731_init( DRIVER_ADDR_2 );
#else
IS31FL3733_init( DRIVER_ADDR_1 );
#endif
for ( int index = 0; index < DRIVER_LED_TOTAL; index++ ) {
bool enabled = true;
// This only caches it for later
#ifdef IS31FL3731
IS31FL3731_set_led_control_register( index, enabled, enabled, enabled );
#else
IS31FL3733_set_led_control_register( index, enabled, enabled, enabled );
#endif
}
// This actually updates the LED drivers
#ifdef IS31FL3731
IS31FL3731_update_led_control_registers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
#else
IS31FL3733_update_led_control_registers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
#endif
}
#ifdef IS31FL3731
static void flush( void )
{
IS31FL3731_update_pwm_buffers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
}
const rgb_matrix_driver_t rgb_matrix_driver = {
.init = init,
.flush = flush,
.set_color = IS31FL3731_set_color,
.set_color_all = IS31FL3731_set_color_all,
};
#else
static void flush( void )
{
IS31FL3733_update_pwm_buffers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
}
const rgb_matrix_driver_t rgb_matrix_driver = {
.init = init,
.flush = flush,
.set_color = IS31FL3733_set_color,
.set_color_all = IS31FL3733_set_color_all,
};
#endif
#endif