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| author |   Pierre Ossman <drzeus@drzeus.cx> | 2007-06-17 11:18:46 +0200 |
|---|---|---|
| committer | Pierre Ossman <drzeus@drzeus.cx> | 2007-09-23 20:52:20 +0200 |
| commit | 9eb3a94d022e6c233c0b22ec54516d35d2e87eb9 (patch) | |
| tree | 9fbef79c6d0440597bc43443de310df166c6de46 /drivers/mmc/core/bus.c | |
| parent | sdio: add device id table and matching (diff) | |
| download | linux-dev-9eb3a94d022e6c233c0b22ec54516d35d2e87eb9.tar.xz linux-dev-9eb3a94d022e6c233c0b22ec54516d35d2e87eb9.zip | |
mmc: whip bus uevent handler into shape
Make the mmc bus uevent callback look like all other subsystems.
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/mmc/core/bus.c')
| -rw-r--r-- | drivers/mmc/core/bus.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c index 9be11ec05d86..1cc11714916f 100644 --- a/drivers/mmc/core/bus.c +++ b/drivers/mmc/core/bus.c @@ -62,31 +62,34 @@ mmc_bus_uevent(struct device *dev, char **envp, int num_envp, char *buf, int buf_size) { struct mmc_card *card = dev_to_mmc_card(dev); - int retval = 0, i = 0, length = 0; - -#define add_env(fmt,val) do { \ - retval = add_uevent_var(envp, num_envp, &i, \ - buf, buf_size, &length, \ - fmt, val); \ - if (retval) \ - return retval; \ -} while (0); + const char *type; + int i = 0, length = 0; switch (card->type) { case MMC_TYPE_MMC: - add_env("MMC_TYPE=%s", "MMC"); + type = "MMC"; break; case MMC_TYPE_SD: - add_env("MMC_TYPE=%s", "SD"); + type = "SD"; break; case MMC_TYPE_SDIO: - add_env("MMC_TYPE=%s", "SDIO"); + type = "SDIO"; break; + default: + type = NULL; } - add_env("MMC_NAME=%s", mmc_card_name(card)); + if (type) { + if (add_uevent_var(envp, num_envp, &i, + buf, buf_size, &length, + "MMC_TYPE=%s", type)) + return -ENOMEM; + } -#undef add_env + if (add_uevent_var(envp, num_envp, &i, + buf, buf_size, &length, + "MMC_NAME=%s", mmc_card_name(card))) + return -ENOMEM; envp[i] = NULL; |