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-rw-r--r--drivers/mmc/host/omap_hsmmc.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index d5fe43d53c51..d1fb561e089d 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1991,6 +1991,8 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev)
if (mmc_slot(host).nonremovable)
mmc->caps |= MMC_CAP_NONREMOVABLE;
+ mmc->pm_caps = mmc_slot(host).pm_caps;
+
omap_hsmmc_conf_bus_power(host);
/* Select DMA lines */
@@ -2179,13 +2181,7 @@ static int omap_hsmmc_suspend(struct device *dev)
cancel_work_sync(&host->mmc_carddetect_work);
ret = mmc_suspend_host(host->mmc);
- if (ret == 0) {
- omap_hsmmc_disable_irq(host);
- OMAP_HSMMC_WRITE(host->base, HCTL,
- OMAP_HSMMC_READ(host->base, HCTL) & ~SDBP);
- if (host->got_dbclk)
- clk_disable(host->dbclk);
- } else {
+ if (ret) {
host->suspended = 0;
if (host->pdata->resume) {
ret = host->pdata->resume(&pdev->dev,
@@ -2194,9 +2190,20 @@ static int omap_hsmmc_suspend(struct device *dev)
dev_dbg(mmc_dev(host->mmc),
"Unmask interrupt failed\n");
}
+ goto err;
}
- pm_runtime_put_sync(host->dev);
+
+ if (!(host->mmc->pm_flags & MMC_PM_KEEP_POWER)) {
+ omap_hsmmc_disable_irq(host);
+ OMAP_HSMMC_WRITE(host->base, HCTL,
+ OMAP_HSMMC_READ(host->base, HCTL) & ~SDBP);
+ }
+ if (host->got_dbclk)
+ clk_disable(host->dbclk);
+
}
+err:
+ pm_runtime_put_sync(host->dev);
return ret;
}
@@ -2216,7 +2223,8 @@ static int omap_hsmmc_resume(struct device *dev)
if (host->got_dbclk)
clk_enable(host->dbclk);
- omap_hsmmc_conf_bus_power(host);
+ if (!(host->mmc->pm_flags & MMC_PM_KEEP_POWER))
+ omap_hsmmc_conf_bus_power(host);
if (host->pdata->resume) {
ret = host->pdata->resume(&pdev->dev, host->slot_id);