blackbeard420/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf synced 2025-03-09 17:19:09 -04:00
Code Issues Projects Releases Wiki Activity

Merge branch 'fix/move_spi_lcd_cb_fun_to_iram_v5.4' into 'release/v5.4'

Browse Source 
feat(spi_lcd): move callback function to iram (v5.4)

See merge request espressif/esp-idf!36739
This commit is contained in:
morris 2025-02-05 14:56:01 +08:00
commit d79e743b79
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
components/esp_lcd/spi/esp_lcd_panel_io_spi.c
View File

@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -17,6 +17,7 @@
#include "esp_lcd_panel_io.h"
#include "driver/spi_master.h"
#include "driver/gpio.h"
#include "hal/gpio_ll.h"
#include "esp_log.h"
#include "esp_check.h"
#include "esp_lcd_common.h"
@ -404,12 +405,13 @@ err:
return ret;
}
static void lcd_spi_pre_trans_cb(spi_transaction_t *trans)
IRAM_ATTR static void lcd_spi_pre_trans_cb(spi_transaction_t *trans)
{
esp_lcd_panel_io_spi_t *spi_panel_io = trans->user;
lcd_spi_trans_descriptor_t *lcd_trans = __containerof(trans, lcd_spi_trans_descriptor_t, base);
if (spi_panel_io->dc_gpio_num >= 0) { // set D/C line level if necessary
gpio_set_level(spi_panel_io->dc_gpio_num, lcd_trans->flags.dc_gpio_level);
// use ll function to speed up
gpio_ll_set_level(&GPIO, spi_panel_io->dc_gpio_num, lcd_trans->flags.dc_gpio_level);
}
}