diff options
Diffstat (limited to 'drivers/usb/musb')
| -rw-r--r-- | drivers/usb/musb/musb_dsps.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index bc6a9be2ccc5..f6b526606ad1 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -1015,13 +1015,20 @@ static int dsps_suspend(struct device *dev) const struct dsps_musb_wrapper *wrp = glue->wrp; struct musb *musb = platform_get_drvdata(glue->musb); void __iomem *mbase; - - del_timer_sync(&glue->timer); + int ret; if (!musb) /* This can happen if the musb device is in -EPROBE_DEFER */ return 0; + ret = pm_runtime_get_sync(dev); + if (ret < 0) { + pm_runtime_put_noidle(dev); + return ret; + } + + del_timer_sync(&glue->timer); + mbase = musb->ctrl_base; glue->context.control = musb_readl(mbase, wrp->control); glue->context.epintr = musb_readl(mbase, wrp->epintr_set); @@ -1060,6 +1067,8 @@ static int dsps_resume(struct device *dev) musb->port_mode == MUSB_PORT_MODE_DUAL_ROLE) dsps_mod_timer(glue, -1); + pm_runtime_put(dev); + return 0; } #endif |