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[lvgl] Small buffers in internal RAM (#8523)

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Clyde Stubbs 2025-04-15 11:10:44 +10:00 committed by GitHub
parent f6ef50505b
commit 6259ca9ded
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1 changed files with 5 additions and 1 deletions
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6
esphome/components/lvgl/lvgl_esphome.cpp
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@ -433,7 +433,11 @@ void LvglComponent::setup() {
auto height = display->get_height();
size_t buffer_pixels = width * height / this->buffer_frac_;
auto buf_bytes = buffer_pixels * LV_COLOR_DEPTH / 8;
auto *buffer = lv_custom_mem_alloc(buf_bytes); // NOLINT
void *buffer = nullptr;
if (this->buffer_frac_ >= 4)
buffer = malloc(buf_bytes); // NOLINT
if (buffer == nullptr)
buffer = lv_custom_mem_alloc(buf_bytes); // NOLINT
if (buffer == nullptr) {
this->mark_failed();
this->status_set_error("Memory allocation failure");