fixed(driver_spi): fixed p4 spi dma trans data error v5.5

2026-02-03 18:46:37 +08:00
parent defd9faf49
commit 080f7ae4a6
1 changed files with 2 additions and 2 deletions
@@ -1210,11 +1210,11 @@ static SPI_MASTER_ISR_ATTR esp_err_t setup_dma_priv_buffer(spi_host_t *host, uin
        }
        buffer = temp;
    }
-    if (use_psram) {
+    *ret_buffer = buffer;
+    if (use_psram || (host->bus_attr->cache_align_int > 1)) {
        esp_err_t ret = esp_cache_msync((void *)buffer, len, is_tx ? (ESP_CACHE_MSYNC_FLAG_DIR_C2M | ESP_CACHE_MSYNC_FLAG_UNALIGNED) : ESP_CACHE_MSYNC_FLAG_DIR_M2C);
        ESP_RETURN_ON_FALSE_ISR(ret == ESP_OK, ESP_ERR_INVALID_ARG, SPI_TAG, "sync failed for %s buffer", is_tx ? "TX" : "RX");
    }
-    *ret_buffer = buffer;
    return ESP_OK;
 }