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refactor(gdma): move buffer aligment to buffer mount config

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Chen Jichang
2025-08-25 14:39:34 +08:00
committed by Chen Ji Chang
parent f2f62b590d
commit ddef1d3d52
16 changed files with 92 additions and 56 deletions
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3
components/esp_lcd/i80/esp_lcd_panel_io_i2s.c
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@@ -111,7 +111,6 @@ esp_err_t esp_lcd_new_i80_bus(const esp_lcd_i80_bus_config_t *bus_config, esp_lc
size_t num_dma_nodes = esp_dma_calculate_node_count(max_transfer_bytes, 1, LCD_DMA_DESCRIPTOR_BUFFER_MAX_SIZE);
// create DMA link list
gdma_link_list_config_t dma_link_config = {
.buffer_alignment = 1, // no special buffer alignment for LCD TX buffer
.item_alignment = 4, // 4 bytes alignment for each DMA descriptor
.num_items = num_dma_nodes,
.flags = {
@@ -704,6 +703,7 @@ static void i2s_lcd_trigger_quick_trans_done_event(esp_lcd_i80_bus_handle_t bus)
static uint32_t fake_trigger = 0;
gdma_buffer_mount_config_t mount_config = {
.buffer = &fake_trigger,
.buffer_alignment = 1, // no special buffer alignment for fake trigger
.length = 4,
.flags = {
.mark_eof = true, // mark the "EOF" flag to trigger I2S EOF interrupt
@@ -792,6 +792,7 @@ static IRAM_ATTR void i2s_lcd_default_isr_handler(void *args)
// mount data to DMA links
gdma_buffer_mount_config_t mount_config = {
.buffer = (void *)trans_desc->data,
.buffer_alignment = 1, // no special buffer alignment for LCD TX buffer
.length = trans_desc->data_length,
.flags = {
.mark_eof = true,