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refactor(lcd): optimize rgb lcd iram usage

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lcd_com_mount_dma_data() doesn't need to be placed in IRAM
This commit is contained in:
morris
2024-09-21 23:02:27 +08:00
parent 632e0c2a9f
commit 7a20ca42d4
6 changed files with 16 additions and 18 deletions
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8
components/esp_lcd/src/esp_lcd_panel_io_i80.c
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@@ -57,7 +57,7 @@ static esp_err_t lcd_i80_select_periph_clock(esp_lcd_i80_bus_handle_t bus, lcd_c
static esp_err_t lcd_i80_bus_configure_gpio(esp_lcd_i80_bus_handle_t bus, const esp_lcd_i80_bus_config_t *bus_config);
static void lcd_i80_switch_devices(lcd_panel_io_i80_t *cur_device, lcd_panel_io_i80_t *next_device);
static void lcd_start_transaction(esp_lcd_i80_bus_t *bus, lcd_i80_trans_descriptor_t *trans_desc);
static void lcd_default_isr_handler(void *args);
static void i80_lcd_default_isr_handler(void *args);
static esp_err_t panel_io_i80_register_event_callbacks(esp_lcd_panel_io_handle_t io, const esp_lcd_panel_io_callbacks_t *cbs, void *user_ctx);
struct esp_lcd_i80_bus_t {
@@ -159,7 +159,7 @@ esp_err_t esp_lcd_new_i80_bus(const esp_lcd_i80_bus_config_t *bus_config, esp_lc
int isr_flags = LCD_I80_INTR_ALLOC_FLAGS | ESP_INTR_FLAG_SHARED | ESP_INTR_FLAG_LOWMED;
ret = esp_intr_alloc_intrstatus(lcd_periph_signals.buses[bus_id].irq_id, isr_flags,
(uint32_t)lcd_ll_get_interrupt_status_reg(bus->hal.dev),
LCD_LL_EVENT_TRANS_DONE, lcd_default_isr_handler, bus, &bus->intr);
LCD_LL_EVENT_TRANS_DONE, i80_lcd_default_isr_handler, bus, &bus->intr);
ESP_GOTO_ON_ERROR(ret, err, TAG, "install interrupt failed");
lcd_ll_enable_interrupt(bus->hal.dev, LCD_LL_EVENT_TRANS_DONE, false); // disable all interrupts
lcd_ll_clear_interrupt_status(bus->hal.dev, UINT32_MAX); // clear pending interrupt
@@ -489,7 +489,7 @@ static esp_err_t panel_io_i80_tx_color(esp_lcd_panel_io_t *io, int lcd_cmd, cons
xQueueSend(i80_device->trans_queue, &trans_desc, portMAX_DELAY);
i80_device->num_trans_inflight++;
// enable interrupt and go into isr handler, where we fetch the transactions from trans_queue and start it
// we will go into `lcd_default_isr_handler` almost at once, because the "trans done" event is active at the moment
// we will go into `i80_lcd_default_isr_handler` almost at once, because the "trans done" event is active at the moment
esp_intr_enable(bus->intr);
return ESP_OK;
}
@@ -632,7 +632,7 @@ static void lcd_i80_switch_devices(lcd_panel_io_i80_t *cur_device, lcd_panel_io_
}
}
IRAM_ATTR static void lcd_default_isr_handler(void *args)
IRAM_ATTR static void i80_lcd_default_isr_handler(void *args)
{
esp_lcd_i80_bus_t *bus = (esp_lcd_i80_bus_t *)args;
lcd_i80_trans_descriptor_t *trans_desc = NULL;