Merge branch 'fix/sdmmc_write_sectors_dma_always_send_cmd13' into 'master'

fix(sdmmc): sdmmc_write_sectors_dma always check card status after write

Closes IDF-9632

See merge request espressif/esp-idf!34132

Author: pacucha42

components/sdmmc/include/sd_protocol_defs.h

@@ -108,6 +108,7 @@ extern "C" {
 #define MMC_R1_CURRENT_STATE_POS        (9)
 #define MMC_R1_CURRENT_STATE_MASK       (0x1E00)/* card current state */
 #define MMC_R1_CURRENT_STATE_TRAN       (4)
+#define MMC_R1_CURRENT_STATE_STATUS(status)     (((status) & MMC_R1_CURRENT_STATE_MASK) >> MMC_R1_CURRENT_STATE_POS)
 
 /* SPI mode R1 response type bits */
 #define SD_SPI_R1_IDLE_STATE            (1<<0)
@@ -424,7 +425,7 @@ extern "C" {
  *
  * 67 45 23 01 ef cd ab 89
  *
- * MMC_RSP_BITS will extact bits as follows:
+ * MMC_RSP_BITS will extract bits as follows:
  *
  * start=0  len=4   -> result=0x00000007
  * start=0  len=12  -> result=0x00000567

components/sdmmc/sdmmc_cmd.c

@@ -459,6 +459,11 @@ esp_err_t sdmmc_write_sectors(sdmmc_card_t* card, const void* src,
     return err;
 }
 
+static bool sdmmc_ready_for_data(uint32_t status)
+{
+    return (status & MMC_R1_READY_FOR_DATA) && (MMC_R1_CURRENT_STATE_STATUS(status) == MMC_R1_CURRENT_STATE_TRAN);
+}
+
 esp_err_t sdmmc_write_sectors_dma(sdmmc_card_t* card, const void* src,
         size_t start_block, size_t block_count, size_t buffer_len)
 {
@@ -484,18 +489,26 @@ esp_err_t sdmmc_write_sectors_dma(sdmmc_card_t* card, const void* src,
     } else {
         cmd.arg = start_block * block_size;
     }
+
+    uint32_t status = 0;
     esp_err_t err = sdmmc_send_cmd(card, &cmd);
+    esp_err_t err_cmd13 = sdmmc_send_cmd_send_status(card, &status);
+
     if (err != ESP_OK) {
-        ESP_LOGE(TAG, "%s: sdmmc_send_cmd returned 0x%x", __func__, err);
+        if (err_cmd13 == ESP_OK) {
+            ESP_LOGE(TAG, "%s: sdmmc_send_cmd returned 0x%x, status 0x%" PRIx32, __func__, err, status);
+        } else {
+            ESP_LOGE(TAG, "%s: sdmmc_send_cmd returned 0x%x, failed to get status (0x%x)", __func__, err, err_cmd13);
+        }
         return err;
     }
-    uint32_t status = 0;
+
     size_t count = 0;
     int64_t yield_delay_us = 100 * 1000; // initially 100ms
     int64_t t0 = esp_timer_get_time();
     int64_t t1 = 0;
     /* SD mode: wait for the card to become idle based on R1 status */
-    while (!host_is_spi(card) && !(status & MMC_R1_READY_FOR_DATA)) {
+    while (!host_is_spi(card) && !sdmmc_ready_for_data(status)) {
         t1 = esp_timer_get_time();
         if (t1 - t0 > SDMMC_READY_FOR_DATA_TIMEOUT_US) {
             ESP_LOGE(TAG, "write sectors dma - timeout");
@@ -606,18 +619,26 @@ esp_err_t sdmmc_read_sectors_dma(sdmmc_card_t* card, void* dst,
     } else {
         cmd.arg = start_block * block_size;
     }
+
+    uint32_t status = 0;
     esp_err_t err = sdmmc_send_cmd(card, &cmd);
+    esp_err_t err_cmd13 = sdmmc_send_cmd_send_status(card, &status);
+
     if (err != ESP_OK) {
-        ESP_LOGE(TAG, "%s: sdmmc_send_cmd returned 0x%x", __func__, err);
+        if (err_cmd13 == ESP_OK) {
+            ESP_LOGE(TAG, "%s: sdmmc_send_cmd returned 0x%x, status 0x%" PRIx32, __func__, err, status);
+        } else {
+            ESP_LOGE(TAG, "%s: sdmmc_send_cmd returned 0x%x, failed to get status (0x%x)", __func__, err, err_cmd13);
+        }
         return err;
     }
-    uint32_t status = 0;
+
     size_t count = 0;
     int64_t yield_delay_us = 100 * 1000; // initially 100ms
     int64_t t0 = esp_timer_get_time();
     int64_t t1 = 0;
     /* SD mode: wait for the card to become idle based on R1 status */
-    while (!host_is_spi(card) && !(status & MMC_R1_READY_FOR_DATA)) {
+    while (!host_is_spi(card) && !sdmmc_ready_for_data(status)) {
         t1 = esp_timer_get_time();
         if (t1 - t0 > SDMMC_READY_FOR_DATA_TIMEOUT_US) {
             ESP_LOGE(TAG, "read sectors dma - timeout");

components/sdmmc/sdmmc_mmc.c

@@ -272,8 +272,8 @@ esp_err_t sdmmc_init_mmc_check_ext_csd(sdmmc_card_t* card)
         ESP_LOGE(TAG, "%s: send_status returned 0x%x", __func__, err);
         goto out;
     }
-    status = ((status & MMC_R1_CURRENT_STATE_MASK) >> MMC_R1_CURRENT_STATE_POS);
-    if (status != MMC_R1_CURRENT_STATE_TRAN) {
+
+    if (MMC_R1_CURRENT_STATE_STATUS(status) != MMC_R1_CURRENT_STATE_TRAN) {
         ESP_LOGE(TAG, "%s: card not in transfer state", __func__);
         err = ESP_ERR_INVALID_STATE;
         goto out;