[PATCH] mmc: core: Switch to basic workqueue API for sdio_irq_work

[Heiner Kallweit <hkallweit1@gmail.com>]

The delay parameter isn't set by any user, therefore simplify the code
and switch to the basic workqueue API w/o delay support. This also
reduces the size of struct mmc_host.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
---
 drivers/mmc/core/host.c     | 2 +-
 drivers/mmc/core/sdio.c     | 4 ++--
 drivers/mmc/core/sdio_irq.c | 4 ++--
 include/linux/mmc/host.h    | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 0fd91f749..b89dca1f1 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -565,7 +565,7 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev)
 	spin_lock_init(&host->lock);
 	init_waitqueue_head(&host->wq);
 	INIT_DELAYED_WORK(&host->detect, mmc_rescan);
-	INIT_DELAYED_WORK(&host->sdio_irq_work, sdio_irq_work);
+	INIT_WORK(&host->sdio_irq_work, sdio_irq_work);
 	timer_setup(&host->retune_timer, mmc_retune_timer, 0);
 
 	/*
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 0b682a31c..f64b9ac76 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -1043,7 +1043,7 @@ static int mmc_sdio_suspend(struct mmc_host *host)
 
 	/* Prevent processing of SDIO IRQs in suspended state. */
 	mmc_card_set_suspended(host->card);
-	cancel_delayed_work_sync(&host->sdio_irq_work);
+	cancel_work_sync(&host->sdio_irq_work);
 
 	mmc_claim_host(host);
 
@@ -1103,7 +1103,7 @@ static int mmc_sdio_resume(struct mmc_host *host)
 		if (!(host->caps2 & MMC_CAP2_SDIO_IRQ_NOTHREAD))
 			wake_up_process(host->sdio_irq_thread);
 		else if (host->caps & MMC_CAP_SDIO_IRQ)
-			queue_delayed_work(system_wq, &host->sdio_irq_work, 0);
+			schedule_work(&host->sdio_irq_work);
 	}
 
 out:
diff --git a/drivers/mmc/core/sdio_irq.c b/drivers/mmc/core/sdio_irq.c
index 4b1f7c966..2b24bdf38 100644
--- a/drivers/mmc/core/sdio_irq.c
+++ b/drivers/mmc/core/sdio_irq.c
@@ -124,7 +124,7 @@ static void sdio_run_irqs(struct mmc_host *host)
 void sdio_irq_work(struct work_struct *work)
 {
 	struct mmc_host *host =
-		container_of(work, struct mmc_host, sdio_irq_work.work);
+		container_of(work, struct mmc_host, sdio_irq_work);
 
 	sdio_run_irqs(host);
 }
@@ -132,7 +132,7 @@ void sdio_irq_work(struct work_struct *work)
 void sdio_signal_irq(struct mmc_host *host)
 {
 	host->sdio_irq_pending = true;
-	queue_delayed_work(system_wq, &host->sdio_irq_work, 0);
+	schedule_work(&host->sdio_irq_work);
 }
 EXPORT_SYMBOL_GPL(sdio_signal_irq);
 
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index eb8bc5b9b..8fdd3cf97 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -476,7 +476,7 @@ struct mmc_host {
 
 	unsigned int		sdio_irqs;
 	struct task_struct	*sdio_irq_thread;
-	struct delayed_work	sdio_irq_work;
+	struct work_struct	sdio_irq_work;
 	bool			sdio_irq_pending;
 	atomic_t		sdio_irq_thread_abort;
 
-- 
2.37.2