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path: root/drivers/mmc/host/wbsd.c
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Diffstat (limited to 'drivers/mmc/host/wbsd.c')
-rw-r--r--drivers/mmc/host/wbsd.c43
1 files changed, 21 insertions, 22 deletions
diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index 9bf2a877113b..80db11c05f2a 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -317,7 +317,7 @@ static inline void wbsd_get_short_reply(struct wbsd_host *host,
* Correct response type?
*/
if (wbsd_read_index(host, WBSD_IDX_RSPLEN) != WBSD_RSP_SHORT) {
- cmd->error = MMC_ERR_INVALID;
+ cmd->error = -EILSEQ;
return;
}
@@ -337,7 +337,7 @@ static inline void wbsd_get_long_reply(struct wbsd_host *host,
* Correct response type?
*/
if (wbsd_read_index(host, WBSD_IDX_RSPLEN) != WBSD_RSP_LONG) {
- cmd->error = MMC_ERR_INVALID;
+ cmd->error = -EILSEQ;
return;
}
@@ -372,7 +372,7 @@ static void wbsd_send_command(struct wbsd_host *host, struct mmc_command *cmd)
for (i = 3; i >= 0; i--)
outb((cmd->arg >> (i * 8)) & 0xff, host->base + WBSD_CMDR);
- cmd->error = MMC_ERR_NONE;
+ cmd->error = 0;
/*
* Wait for the request to complete.
@@ -392,13 +392,13 @@ static void wbsd_send_command(struct wbsd_host *host, struct mmc_command *cmd)
/* Card removed? */
if (isr & WBSD_INT_CARD)
- cmd->error = MMC_ERR_TIMEOUT;
+ cmd->error = -ENOMEDIUM;
/* Timeout? */
else if (isr & WBSD_INT_TIMEOUT)
- cmd->error = MMC_ERR_TIMEOUT;
+ cmd->error = -ETIMEDOUT;
/* CRC? */
else if ((cmd->flags & MMC_RSP_CRC) && (isr & WBSD_INT_CRC))
- cmd->error = MMC_ERR_BADCRC;
+ cmd->error = -EILSEQ;
/* All ok */
else {
if (cmd->flags & MMC_RSP_136)
@@ -585,7 +585,7 @@ static void wbsd_prepare_data(struct wbsd_host *host, struct mmc_data *data)
((blksize >> 4) & 0xF0) | WBSD_DATA_WIDTH);
wbsd_write_index(host, WBSD_IDX_PBSLSB, blksize & 0xFF);
} else {
- data->error = MMC_ERR_INVALID;
+ data->error = -EINVAL;
return;
}
@@ -607,7 +607,7 @@ static void wbsd_prepare_data(struct wbsd_host *host, struct mmc_data *data)
*/
BUG_ON(size > 0x10000);
if (size > 0x10000) {
- data->error = MMC_ERR_INVALID;
+ data->error = -EINVAL;
return;
}
@@ -669,7 +669,7 @@ static void wbsd_prepare_data(struct wbsd_host *host, struct mmc_data *data)
}
}
- data->error = MMC_ERR_NONE;
+ data->error = 0;
}
static void wbsd_finish_data(struct wbsd_host *host, struct mmc_data *data)
@@ -724,8 +724,8 @@ static void wbsd_finish_data(struct wbsd_host *host, struct mmc_data *data)
"%d bytes left.\n",
mmc_hostname(host->mmc), count);
- if (data->error == MMC_ERR_NONE)
- data->error = MMC_ERR_FAILED;
+ if (!data->error)
+ data->error = -EIO;
} else {
/*
* Transfer data from DMA buffer to
@@ -735,7 +735,7 @@ static void wbsd_finish_data(struct wbsd_host *host, struct mmc_data *data)
wbsd_dma_to_sg(host, data);
}
- if (data->error != MMC_ERR_NONE) {
+ if (data->error) {
if (data->bytes_xfered)
data->bytes_xfered -= data->blksz;
}
@@ -767,11 +767,10 @@ static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
host->mrq = mrq;
/*
- * If there is no card in the slot then
- * timeout immediatly.
+ * Check that there is actually a card in the slot.
*/
if (!(host->flags & WBSD_FCARD_PRESENT)) {
- cmd->error = MMC_ERR_TIMEOUT;
+ cmd->error = -ENOMEDIUM;
goto done;
}
@@ -807,7 +806,7 @@ static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
"supported by this controller.\n",
mmc_hostname(host->mmc), cmd->opcode);
#endif
- cmd->error = MMC_ERR_INVALID;
+ cmd->error = -EINVAL;
goto done;
};
@@ -819,7 +818,7 @@ static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
if (cmd->data) {
wbsd_prepare_data(host, cmd->data);
- if (cmd->data->error != MMC_ERR_NONE)
+ if (cmd->data->error)
goto done;
}
@@ -830,7 +829,7 @@ static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
* will be finished after the data has
* transfered.
*/
- if (cmd->data && (cmd->error == MMC_ERR_NONE)) {
+ if (cmd->data && !cmd->error) {
/*
* Dirty fix for hardware bug.
*/
@@ -1033,7 +1032,7 @@ static void wbsd_tasklet_card(unsigned long param)
mmc_hostname(host->mmc));
wbsd_reset(host);
- host->mrq->cmd->error = MMC_ERR_FAILED;
+ host->mrq->cmd->error = -ENOMEDIUM;
tasklet_schedule(&host->finish_tasklet);
}
@@ -1097,7 +1096,7 @@ static void wbsd_tasklet_crc(unsigned long param)
DBGF("CRC error\n");
- data->error = MMC_ERR_BADCRC;
+ data->error = -EILSEQ;
tasklet_schedule(&host->finish_tasklet);
@@ -1121,7 +1120,7 @@ static void wbsd_tasklet_timeout(unsigned long param)
DBGF("Timeout\n");
- data->error = MMC_ERR_TIMEOUT;
+ data->error = -ETIMEDOUT;
tasklet_schedule(&host->finish_tasklet);
@@ -1220,7 +1219,7 @@ static int __devinit wbsd_alloc_mmc(struct device *dev)
mmc->f_min = 375000;
mmc->f_max = 24000000;
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
- mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MULTIWRITE | MMC_CAP_BYTEBLOCK;
+ mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MULTIWRITE;
spin_lock_init(&host->lock);