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[mipi_dsi][e131] Fix semaphore cast, missing return, and light count overread (#14530)

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Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Jonathan Swoboda
2026-03-06 07:18:56 -05:00
committed by GitHub
co-authored by Claude Opus 4.6
parent 666fb7cf39
commit 6c07c15c50
2 changed files with 5 additions and 2 deletions
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esphome/components/e131/e131_addressable_light_effect.cpp
+3 -1
View File
@@ -54,8 +54,10 @@ bool E131AddressableLightEffect::process_(int universe, const E131Packet &packet
int32_t output_offset = (universe - first_universe_) * get_lights_per_universe();
// limit amount of lights per universe and received
// packet.count is the number of DMX bytes including start code; divide by channels to get the number of lights
int lights_in_packet = (packet.count > 0) ? (packet.count - 1) / channels_ : 0;
int output_end =
std::min(it->size(), std::min(output_offset + get_lights_per_universe(), output_offset + packet.count - 1));
std::min(it->size(), std::min(output_offset + get_lights_per_universe(), output_offset + lights_in_packet));
auto *input_data = packet.values + 1;
auto effect_name = get_name();
esphome/components/mipi_dsi/mipi_dsi.cpp
+2 -1
View File
@@ -10,7 +10,7 @@ namespace mipi_dsi {
static constexpr size_t MIPI_DSI_MAX_CMD_LOG_BYTES = 64;
static bool notify_refresh_ready(esp_lcd_panel_handle_t panel, esp_lcd_dpi_panel_event_data_t *edata, void *user_ctx) {
auto *sem = static_cast<SemaphoreHandle_t *>(user_ctx);
auto sem = static_cast<SemaphoreHandle_t>(user_ctx);
BaseType_t need_yield = pdFALSE;
xSemaphoreGiveFromISR(sem, &need_yield);
return (need_yield == pdTRUE);
@@ -190,6 +190,7 @@ void MIPI_DSI::draw_pixels_at(int x_start, int y_start, int w, int h, const uint
if (bitness != this->color_depth_) {
display::Display::draw_pixels_at(x_start, y_start, w, h, ptr, order, bitness, big_endian, x_offset, y_offset,
x_pad);
return;
}
this->write_to_display_(x_start, y_start, w, h, ptr, x_offset, y_offset, x_pad);
}