2  * QEMU DM163 8x3-channel constant current led driver
14  * http://www.siti.com.tw/product/spec/LED/DM163.pdf
131         /* Led values are sent from the last one to the first one */  in dm163_propagate_outputs()
152 static uint8_t dm163_bank0(const DM163State *s, uint8_t led)  in dm163_bank0()  argument
155      * Bank 0 uses 6 bits per led, so a value may be stored accross  in dm163_bank0()
158     const uint8_t low_bit = 6 * led;  in dm163_bank0()
186 static uint8_t dm163_bank1(const DM163State *s, uint8_t led)  in dm163_bank1()  argument
188     const uint64_t entry = s->bank1_shift_register[led / RGB_MATRIX_NUM_COLS];  in dm163_bank1()
189     return extract64(entry, 8 * (led % RGB_MATRIX_NUM_COLS), 8);  in dm163_bank1()
197         for (int led = 0; led < DM163_NUM_LEDS; led++) {  in dm163_lat_b_gpio_handler()  local
198             s->latched_outputs[led] = dm163_bank0(s, led) * dm163_bank1(s, led);  in dm163_lat_b_gpio_handler()
333     dc->desc = "DM163 8x3-channel constant current LED driver";  in dm163_class_init()