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mmc: remove custom error codes

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

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Pierre Ossman 2007-07-22 22:18:46 +02:00
parent b7e113dc9d
commit 17b0429dde
16 changed files with 203 additions and 202 deletions
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19
include/linux/mmc/core.h
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@ -54,12 +54,19 @@ struct mmc_command {
unsigned int retries; /* max number of retries */
unsigned int error; /* command error */
#define MMC_ERR_NONE 0
#define MMC_ERR_TIMEOUT 1
#define MMC_ERR_BADCRC 2
#define MMC_ERR_FIFO 3
#define MMC_ERR_FAILED 4
#define MMC_ERR_INVALID 5
/*
* Standard errno values are used for errors, but some have specific
* meaning in the MMC layer:
*
* ETIMEDOUT Card took too long to respond
* EILSEQ Basic format problem with the received or sent data
* (e.g. CRC check failed, incorrect opcode in response
* or bad end bit)
* EINVAL Request cannot be performed because of restrictions
* in hardware and/or the driver
* ENOMEDIUM Host can determine that the slot is empty and is
* actively failing requests
*/
struct mmc_data *data; /* data segment associated with cmd */
struct mmc_request *mrq; /* associated request */