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Diffstat (limited to 'keyboards/ergodox_ez/led_i2c.c')
-rw-r--r--keyboards/ergodox_ez/led_i2c.c47
1 files changed, 25 insertions, 22 deletions
diff --git a/keyboards/ergodox_ez/led_i2c.c b/keyboards/ergodox_ez/led_i2c.c
index fe40ab797e..5d3bdd1b5a 100644
--- a/keyboards/ergodox_ez/led_i2c.c
+++ b/keyboards/ergodox_ez/led_i2c.c
@@ -21,35 +21,38 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifdef RGBLIGHT_ENABLE
# include "ergodox_ez.h"
+i2c_status_t i2c_rgblight = 0x20;
+extern bool i2c_initialized;
void rgblight_call_driver(LED_TYPE *led, uint8_t led_num) {
- i2c_init();
- i2c_start(0x84, ERGODOX_EZ_I2C_TIMEOUT);
- int i = 0;
+ if (i2c_initialized && !mcp23018_status) {
+ if (!i2c_rgblight) i2c_rgblight = i2c_start(0x84, ERGODOX_EZ_I2C_TIMEOUT);
+
+ uint8_t i = 0;
# if defined(ERGODOX_LED_30)
- // prevent right-half code from trying to bitbang all 30
- // so with 30 LEDs, we count from 29 to 15 here, and the
- // other half does 0 to 14.
- uint8_t half_led_num = RGBLED_NUM / 2;
- for (i = half_led_num + half_led_num - 1; i >= half_led_num; --i)
+ // prevent right-half code from trying to bitbang all 30
+ // so with 30 LEDs, we count from 29 to 15 here, and the
+ // other half does 0 to 14.
+ uint8_t half_led_num = RGBLED_NUM / 2;
+ for (i = half_led_num + half_led_num - 1; i >= half_led_num; --i)
# elif defined(ERGODOX_LED_15_MIRROR)
- for (i = 0; i < led_num; ++i)
-# else // ERGDOX_LED_15 non-mirrored
- for (i = led_num - 1; i >= 0; --i)
+ for (i = 0; i < led_num; ++i)
+# else // ERGDOX_LED_15 non-mirrored
+ for (i = led_num - 1; i >= 0; --i)
+# endif
+ {
+ uint8_t *data = (uint8_t *)(led + i);
+ if (!i2c_rgblight) i2c_rgblight = i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
+ if (!i2c_rgblight) i2c_rgblight = i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
+ if (!i2c_rgblight) i2c_rgblight = i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
+# ifdef RGBW
+ if (!i2c_rgblight) i2c_rgblight = i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
# endif
- {
- uint8_t *data = (uint8_t *)(led + i);
- i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
- i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
- i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
-#ifdef RGBW
- i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
-#endif
+ }
+ i2c_stop();
}
- i2c_stop();
ws2812_setleds(led, led_num);
}
-
-#endif // RGBLIGHT_ENABLE
+#endif // RGBLIGHT_ENABLE