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mmc: remove card upon suspend

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Suspending MMC/SD cards (versus removing and readding them) is an
inherently unsafe operation and has even been broken for some time.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Pierre Ossman
2007-04-28 17:30:50 +02:00
parent d2b46f66b4
commit b5af25bee2
1 changed files with 10 additions and 3 deletions
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13
drivers/mmc/mmc.c
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@@ -1738,10 +1738,17 @@ EXPORT_SYMBOL(mmc_free_host);
*/ */
int mmc_suspend_host(struct mmc_host *host, pm_message_t state) int mmc_suspend_host(struct mmc_host *host, pm_message_t state)
{ {
mmc_claim_host(host); struct list_head *l, *n;
mmc_deselect_cards(host);
mmc_flush_scheduled_work();
list_for_each_safe(l, n, &host->cards) {
struct mmc_card *card = mmc_list_to_card(l);
mmc_remove_card(card);
}
mmc_power_off(host); mmc_power_off(host);
mmc_release_host(host);
return 0; return 0;
} }