@@ -28,6 +28,7 @@
#include <linux/mmc/sdio_func.h>
#include <linux/mmc/sdio_ids.h>
#include <linux/mmc/card.h>
+#include <linux/mmc/host.h>
#include <linux/gpio.h>
#include <linux/wl12xx.h>
#include <linux/pm_runtime.h>
@@ -163,11 +164,16 @@ static int wl1271_sdio_power_on(struct wl1271 *wl)
struct sdio_func *func = wl_to_func(wl);
int ret;
- /* Power up the card */
+ /* Make sure the card will not be powered off by runtime PM */
ret = pm_runtime_get_sync(&func->dev);
if (ret < 0)
goto out;
+ /* Runtime PM might be disabled, so power up the card manually */
+ ret = mmc_power_restore_host(func->card->host);
+ if (ret < 0)
+ goto out;
+
sdio_claim_host(func);
sdio_enable_func(func);
sdio_release_host(func);
@@ -179,12 +185,18 @@ out:
static int wl1271_sdio_power_off(struct wl1271 *wl)
{
struct sdio_func *func = wl_to_func(wl);
+ int ret;
sdio_claim_host(func);
sdio_disable_func(func);
sdio_release_host(func);
- /* Power down the card */
+ /* Runtime PM might be disabled, so power off the card manually */
+ ret = mmc_power_save_host(func->card->host);
+ if (ret < 0)
+ return ret;
+
+ /* Let runtime PM know the card is powered off */
return pm_runtime_put_sync(&func->dev);
}