diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c index f0697f433c2f..aa575d3fb3ae 100644 --- a/drivers/bus/mhi/core/init.c +++ b/drivers/bus/mhi/core/init.c @@ -151,12 +151,17 @@ int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl) { struct mhi_event *mhi_event = mhi_cntrl->mhi_event; struct device *dev = &mhi_cntrl->mhi_dev->dev; + unsigned long irq_flags = IRQF_SHARED | IRQF_NO_SUSPEND; int i, ret; + /* if controller driver has set irq_flags, use it */ + if (mhi_cntrl->irq_flags) + irq_flags = mhi_cntrl->irq_flags; + /* Setup BHI_INTVEC IRQ */ ret = request_threaded_irq(mhi_cntrl->irq[0], mhi_intvec_handler, mhi_intvec_threaded_handler, - IRQF_SHARED | IRQF_NO_SUSPEND, + irq_flags, "bhi", mhi_cntrl); if (ret) return ret; @@ -174,7 +179,7 @@ int mhi_init_irq_setup(struct mhi_controller *mhi_cntrl) ret = request_irq(mhi_cntrl->irq[mhi_event->irq], mhi_irq_handler, - IRQF_SHARED | IRQF_NO_SUSPEND, + irq_flags, "mhi", mhi_event); if (ret) { dev_err(dev, "Error requesting irq:%d for ev:%d\n", diff --git a/include/linux/mhi.h b/include/linux/mhi.h index 48f5c9168ae0..fe6555496e27 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -354,6 +354,7 @@ struct mhi_controller_config { * @fbc_download: MHI host needs to do complete image transfer (optional) * @pre_init: MHI host needs to do pre-initialization before power up * @wake_set: Device wakeup set flag + * @irq_flags: irq flags passed to request_irq (optional) * * Fields marked as (required) need to be populated by the controller driver * before calling mhi_register_controller(). For the fields marked as (optional) @@ -446,6 +447,7 @@ struct mhi_controller { bool fbc_download; bool pre_init; bool wake_set; + unsigned long irq_flags; }; /**