qmk_firmware

QMK firmware for my keyboards (Corne, Sweep Ferris) and trackball (Ploopy Adept)
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qp_comms.c (2759B)

      1 // Copyright 2021 Nick Brassel (@tzarc)
      2 // SPDX-License-Identifier: GPL-2.0-or-later
      3 
      4 #include "qp_comms.h"
      5 
      6 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
      7 // Base comms APIs
      8 
      9 bool qp_comms_init(painter_device_t device) {
     10     painter_driver_t *driver = (painter_driver_t *)device;
     11     if (!driver || !driver->validate_ok) {
     12         qp_dprintf("qp_comms_init: fail (validation_ok == false)\n");
     13         return false;
     14     }
     15 
     16     return driver->comms_vtable->comms_init(device);
     17 }
     18 
     19 bool qp_comms_start(painter_device_t device) {
     20     painter_driver_t *driver = (painter_driver_t *)device;
     21     if (!driver || !driver->validate_ok) {
     22         qp_dprintf("qp_comms_start: fail (validation_ok == false)\n");
     23         return false;
     24     }
     25 
     26     return driver->comms_vtable->comms_start(device);
     27 }
     28 
     29 void qp_comms_stop(painter_device_t device) {
     30     painter_driver_t *driver = (painter_driver_t *)device;
     31     if (!driver || !driver->validate_ok) {
     32         qp_dprintf("qp_comms_stop: fail (validation_ok == false)\n");
     33         return;
     34     }
     35 
     36     driver->comms_vtable->comms_stop(device);
     37 }
     38 
     39 uint32_t qp_comms_send(painter_device_t device, const void *data, uint32_t byte_count) {
     40     painter_driver_t *driver = (painter_driver_t *)device;
     41     if (!driver || !driver->validate_ok) {
     42         qp_dprintf("qp_comms_send: fail (validation_ok == false)\n");
     43         return false;
     44     }
     45 
     46     return driver->comms_vtable->comms_send(device, data, byte_count);
     47 }
     48 
     49 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     50 // Comms APIs that use a D/C pin
     51 
     52 bool qp_comms_command(painter_device_t device, uint8_t cmd) {
     53     painter_driver_t                    *driver       = (painter_driver_t *)device;
     54     painter_comms_with_command_vtable_t *comms_vtable = (painter_comms_with_command_vtable_t *)driver->comms_vtable;
     55     return comms_vtable->send_command(device, cmd);
     56 }
     57 
     58 bool qp_comms_command_databyte(painter_device_t device, uint8_t cmd, uint8_t data) {
     59     qp_comms_command(device, cmd);
     60     return qp_comms_send(device, &data, sizeof(data));
     61 }
     62 
     63 uint32_t qp_comms_command_databuf(painter_device_t device, uint8_t cmd, const void *data, uint32_t byte_count) {
     64     qp_comms_command(device, cmd);
     65     return qp_comms_send(device, data, byte_count);
     66 }
     67 
     68 bool qp_comms_bulk_command_sequence(painter_device_t device, const uint8_t *sequence, size_t sequence_len) {
     69     painter_driver_t                    *driver       = (painter_driver_t *)device;
     70     painter_comms_with_command_vtable_t *comms_vtable = (painter_comms_with_command_vtable_t *)driver->comms_vtable;
     71     return comms_vtable->bulk_command_sequence(device, sequence, sequence_len);
     72 }