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path: root/drivers/painter/st77xx/qp_st7789.c
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Diffstat (limited to 'drivers/painter/st77xx/qp_st7789.c')
-rw-r--r--drivers/painter/st77xx/qp_st7789.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/painter/st77xx/qp_st7789.c b/drivers/painter/st77xx/qp_st7789.c
index 9f474369d6..f9065f5178 100644
--- a/drivers/painter/st77xx/qp_st7789.c
+++ b/drivers/painter/st77xx/qp_st7789.c
@@ -1,5 +1,5 @@
// Copyright 2021 Paul Cotter (@gr1mr3aver)
-// Copyright 2021 Nick Brassel (@tzarc)
+// Copyright 2021-2023 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-2.0-or-later
#include "qp_internal.h"
@@ -24,7 +24,7 @@ tft_panel_dc_reset_painter_device_t st7789_drivers[ST7789_NUM_DEVICES] = {0};
#ifndef ST7789_NO_AUTOMATIC_OFFSETS
static inline void st7789_automatic_viewport_offsets(painter_device_t device, painter_rotation_t rotation) {
- struct painter_driver_t *driver = (struct painter_driver_t *)device;
+ painter_driver_t *driver = (painter_driver_t *)device;
// clang-format off
const struct {
@@ -81,7 +81,7 @@ __attribute__((weak)) bool qp_st7789_init(painter_device_t device, painter_rotat
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Driver vtable
-const struct tft_panel_dc_reset_painter_driver_vtable_t st7789_driver_vtable = {
+const tft_panel_dc_reset_painter_driver_vtable_t st7789_driver_vtable = {
.base =
{
.init = qp_st7789_init,
@@ -116,8 +116,8 @@ painter_device_t qp_st7789_make_spi_device(uint16_t panel_width, uint16_t panel_
for (uint32_t i = 0; i < ST7789_NUM_DEVICES; ++i) {
tft_panel_dc_reset_painter_device_t *driver = &st7789_drivers[i];
if (!driver->base.driver_vtable) {
- driver->base.driver_vtable = (const struct painter_driver_vtable_t *)&st7789_driver_vtable;
- driver->base.comms_vtable = (const struct painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
+ driver->base.driver_vtable = (const painter_driver_vtable_t *)&st7789_driver_vtable;
+ driver->base.comms_vtable = (const painter_comms_vtable_t *)&spi_comms_with_dc_vtable;
driver->base.panel_width = panel_width;
driver->base.panel_height = panel_height;
driver->base.rotation = QP_ROTATION_0;
@@ -133,6 +133,12 @@ painter_device_t qp_st7789_make_spi_device(uint16_t panel_width, uint16_t panel_
driver->spi_dc_reset_config.spi_config.mode = spi_mode;
driver->spi_dc_reset_config.dc_pin = dc_pin;
driver->spi_dc_reset_config.reset_pin = reset_pin;
+
+ if (!qp_internal_register_device((painter_device_t)driver)) {
+ memset(driver, 0, sizeof(tft_panel_dc_reset_painter_device_t));
+ return NULL;
+ }
+
return (painter_device_t)driver;
}
}