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mmc: basic SDIO device model

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Add the sdio bus type and basic device handling.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Pierre Ossman
2007-05-26 13:48:18 +02:00
parent b2bcc798bb
commit e29a7d73f4
7 changed files with 279 additions and 15 deletions
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27
drivers/mmc/core/core.c
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@@ -29,6 +29,7 @@
#include "core.h"
#include "bus.h"
#include "host.h"
#include "sdio_bus.h"
#include "mmc_ops.h"
#include "sd_ops.h"
@@ -739,16 +740,32 @@ static int __init mmc_init(void)
return -ENOMEM;
ret = mmc_register_bus();
if (ret == 0) {
ret = mmc_register_host_class();
if (ret)
mmc_unregister_bus();
}
if (ret)
goto destroy_workqueue;
ret = mmc_register_host_class();
if (ret)
goto unregister_bus;
ret = sdio_register_bus();
if (ret)
goto unregister_host_class;
return 0;
unregister_host_class:
mmc_unregister_host_class();
unregister_bus:
mmc_unregister_bus();
destroy_workqueue:
destroy_workqueue(workqueue);
return ret;
}
static void __exit mmc_exit(void)
{
sdio_unregister_bus();
mmc_unregister_host_class();
mmc_unregister_bus();
destroy_workqueue(workqueue);