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authorDavid S. Miller <davem@davemloft.net>2010-03-15 16:23:54 -0700
committerDavid S. Miller <davem@davemloft.net>2010-03-15 16:23:54 -0700
commit4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch)
tree44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/mmc/core/core.c
parentd14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff)
parenta3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/mmc/core/core.c')
-rw-r--r--drivers/mmc/core/core.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 30acd526582..3168ebd616b 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1089,6 +1089,7 @@ void mmc_rescan(struct work_struct *work)
mmc_claim_host(host);
mmc_power_up(host);
+ sdio_reset(host);
mmc_go_idle(host);
mmc_send_if_cond(host, host->ocr_avail);
@@ -1151,6 +1152,9 @@ void mmc_stop_host(struct mmc_host *host)
cancel_delayed_work(&host->detect);
mmc_flush_scheduled_work();
+ /* clear pm flags now and let card drivers set them as needed */
+ host->pm_flags = 0;
+
mmc_bus_get(host);
if (host->bus_ops && !host->bus_dead) {
if (host->bus_ops->remove)
@@ -1273,12 +1277,13 @@ int mmc_suspend_host(struct mmc_host *host, pm_message_t state)
mmc_claim_host(host);
mmc_detach_bus(host);
mmc_release_host(host);
+ host->pm_flags = 0;
err = 0;
}
}
mmc_bus_put(host);
- if (!err)
+ if (!err && !(host->pm_flags & MMC_PM_KEEP_POWER))
mmc_power_off(host);
return err;
@@ -1296,8 +1301,10 @@ int mmc_resume_host(struct mmc_host *host)
mmc_bus_get(host);
if (host->bus_ops && !host->bus_dead) {
- mmc_power_up(host);
- mmc_select_voltage(host, host->ocr);
+ if (!(host->pm_flags & MMC_PM_KEEP_POWER)) {
+ mmc_power_up(host);
+ mmc_select_voltage(host, host->ocr);
+ }
BUG_ON(!host->bus_ops->resume);
err = host->bus_ops->resume(host);
if (err) {