mmc: remove custom error codes

Convert the MMC layer to use standard error codes and not its own,
incompatible values.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

1 files changed, 18 insertions, 18 deletions

diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 21d7f48e1d4..fe483d5af74 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -164,10 +164,10 @@ static int mmc_read_ext_csd(struct mmc_card *card)
 
         BUG_ON(!card);
 
-        err = MMC_ERR_FAILED;
+        err = -EIO;
 
         if (card->csd.mmca_vsn < CSD_SPEC_VER_4)
-                return MMC_ERR_NONE;
+                return 0;
 
         /*
          * As the ext_csd is so large and mostly unused, we don't store the
@@ -178,11 +178,11 @@ static int mmc_read_ext_csd(struct mmc_card *card)
                 printk(KERN_ERR "%s: could not allocate a buffer to "
                         "receive the ext_csd. mmc v4 cards will be "
                         "treated as v3.\n", mmc_hostname(card->host));
-                return MMC_ERR_FAILED;
+                return -ENOMEM;
         }
 
         err = mmc_send_ext_csd(card, ext_csd);
-        if (err != MMC_ERR_NONE) {
+        if (err) {
                 /*
                  * High capacity cards should have this "magic" size
                  * stored in their CSD.
@@ -197,7 +197,7 @@ static int mmc_read_ext_csd(struct mmc_card *card)
                                 "EXT_CSD, performance might "
                                 "suffer.\n",
                                 mmc_hostname(card->host));
-                        err = MMC_ERR_NONE;
+                        err = 0;
                 }
                 goto out;
         }
@@ -258,14 +258,14 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
 
         /* The extra bit indicates that we support high capacity */
         err = mmc_send_op_cond(host, ocr | (1 << 30), NULL);
-        if (err != MMC_ERR_NONE)
+        if (err)
                 goto err;
 
         /*
          * Fetch CID from card.
          */
         err = mmc_all_send_cid(host, cid);
-        if (err != MMC_ERR_NONE)
+        if (err)
                 goto err;
 
         if (oldcard) {
@@ -290,7 +290,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
          * Set card RCA.
          */
         err = mmc_set_relative_addr(card);
-        if (err != MMC_ERR_NONE)
+        if (err)
                 goto free_card;
 
         mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL);
@@ -300,7 +300,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
                  * Fetch CSD from card.
                  */
                 err = mmc_send_csd(card, card->raw_csd);
-                if (err != MMC_ERR_NONE)
+                if (err)
                         goto free_card;
 
                 err = mmc_decode_csd(card);
@@ -315,7 +315,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
          * Select card, as all following commands rely on that.
          */
         err = mmc_select_card(card);
-        if (err != MMC_ERR_NONE)
+        if (err)
                 goto free_card;
 
         if (!oldcard) {
@@ -323,7 +323,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
                  * Fetch and process extened CSD.
                  */
                 err = mmc_read_ext_csd(card);
-                if (err != MMC_ERR_NONE)
+                if (err)
                         goto free_card;
         }
 
@@ -334,7 +334,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
                 (host->caps & MMC_CAP_MMC_HIGHSPEED)) {
                 err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
                         EXT_CSD_HS_TIMING, 1);
-                if (err != MMC_ERR_NONE)
+                if (err)
                         goto free_card;
 
                 mmc_card_set_highspeed(card);
@@ -363,7 +363,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
                 (host->caps & MMC_CAP_4_BIT_DATA)) {
                 err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
                         EXT_CSD_BUS_WIDTH, EXT_CSD_BUS_WIDTH_4);
-                if (err != MMC_ERR_NONE)
+                if (err)
                         goto free_card;
 
                 mmc_set_bus_width(card->host, MMC_BUS_WIDTH_4);
@@ -372,14 +372,14 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
         if (!oldcard)
                 host->card = card;
 
-        return MMC_ERR_NONE;
+        return 0;
 
 free_card:
         if (!oldcard)
                 mmc_remove_card(card);
 err:
 
-        return MMC_ERR_FAILED;
+        return -EIO;
 }
 
 /*
@@ -413,7 +413,7 @@ static void mmc_detect(struct mmc_host *host)
 
         mmc_release_host(host);
 
-        if (err != MMC_ERR_NONE) {
+        if (err) {
                 mmc_remove(host);
 
                 mmc_claim_host(host);
@@ -502,7 +502,7 @@ static void mmc_resume(struct mmc_host *host)
         err = mmc_init_card(host, host->ocr, host->card);
         mmc_release_host(host);
 
-        if (err != MMC_ERR_NONE) {
+        if (err) {
                 mmc_remove(host);
 
                 mmc_claim_host(host);
@@ -565,7 +565,7 @@ int mmc_attach_mmc(struct mmc_host *host, u32 ocr)
          * Detect and init the card.
          */
         err = mmc_init_card(host, host->ocr, NULL);
-        if (err != MMC_ERR_NONE)
+        if (err)
                 goto err;
 
         mmc_release_host(host);