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Merge branch 'contrib/github_pr_17858' into 'master'

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fix (GitHub PR)

Closes IDFGH-14772

See merge request espressif/esp-idf!43405
This commit is contained in:
morris
2025-11-18 18:51:49 +08:00
parent b873a82d5b 4dfad2ecc6
commit 3b450469d9
1 changed files with 9 additions and 0 deletions
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components/esp_lcd/spi/esp_lcd_panel_io_spi.c
+9
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@@ -413,6 +413,9 @@ IRAM_ATTR static void lcd_spi_pre_trans_cb(spi_transaction_t *trans)
if (spi_panel_io->dc_gpio_num >= 0) { // set D/C line level if necessary
// use ll function to speed up
gpio_ll_set_level(&GPIO, spi_panel_io->dc_gpio_num, lcd_trans->flags.dc_gpio_level);
// ensure the D/C output is enabled
gpio_ll_output_enable(&GPIO, spi_panel_io->dc_gpio_num);
}
}
@@ -420,6 +423,12 @@ static void lcd_spi_post_trans_color_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);
// disable the D/C output as we no longer need it
if (spi_panel_io->dc_gpio_num >= 0) {
gpio_ll_output_disable(&GPIO, spi_panel_io->dc_gpio_num);
}
if (lcd_trans->flags.en_trans_done_cb) {
if (spi_panel_io->on_color_trans_done) {
spi_panel_io->on_color_trans_done(&spi_panel_io->base, NULL, spi_panel_io->user_ctx);