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Merge branch 'bugfix/rmt_buffer_allocation' into 'master'

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legacy rmt driver: fix wrong buffer allocation

See merge request espressif/esp-idf!22367
This commit is contained in:
morris 2023-02-20 15:02:13 +08:00
commit 10d0cc6e16
2 changed files with 5 additions and 4 deletions
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6
components/driver/deprecated/rmt_legacy.c
View File

@ -1184,12 +1184,12 @@ esp_err_t rmt_translator_init(rmt_channel_t channel, sample_to_rmt_t fn)
const uint32_t block_size = mem_blocks * RMT_MEM_ITEM_NUM * sizeof(rmt_item32_t);
if (p_rmt_obj[channel]->tx_buf == NULL) {
#if !CONFIG_SPIRAM_USE_MALLOC
p_rmt_obj[channel]->tx_buf = (rmt_item32_t *)malloc(block_size);
p_rmt_obj[channel]->tx_buf = (rmt_item32_t *)calloc(1, block_size);
#else
if (p_rmt_obj[channel]->intr_alloc_flags & ESP_INTR_FLAG_IRAM) {
p_rmt_obj[channel]->tx_buf = (rmt_item32_t *)malloc(block_size);
} else {
p_rmt_obj[channel]->tx_buf = (rmt_item32_t *)heap_caps_calloc(1, block_size, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
} else {
p_rmt_obj[channel]->tx_buf = (rmt_item32_t *)calloc(1, block_size);
}
#endif
if (p_rmt_obj[channel]->tx_buf == NULL) {

3
components/esp_lcd/src/esp_lcd_panel_io_i2s.c
View File

@ -611,7 +611,8 @@ static esp_err_t i2s_lcd_select_periph_clock(esp_lcd_i80_bus_handle_t bus, lcd_c
ESP_RETURN_ON_ERROR(clk_tree_src_get_freq_hz((soc_module_clk_t)src, CLK_TREE_SRC_FREQ_PRECISION_CACHED, &src_clk_hz),
TAG, "get clock source frequency failed");
i2s_ll_tx_clk_set_src(bus->hal.dev, I2S_CLK_SRC_PLL_160M);
// I2S clock source is binary compatible with lcd_clock_source_t
i2s_ll_tx_clk_set_src(bus->hal.dev, (i2s_clock_src_t)src);
i2s_ll_set_raw_mclk_div(bus->hal.dev, LCD_PERIPH_CLOCK_PRE_SCALE, 1, 0);
// save the resolution of the i80 bus
bus->resolution_hz = src_clk_hz / LCD_PERIPH_CLOCK_PRE_SCALE;