[PATCH v2 11/11] mmc: sdhci: Convert to use sdio_irq_claimed()

From: Ulf Hansson
Date: Sun Sep 08 2019 - 06:13:06 EST


Instead of keeping track of whether SDIO IRQs have been enabled via an
internal sdhci status flag, avoid the open-coding and convert into using
sdio_irq_claimed().

Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
---
drivers/mmc/host/sdhci.c | 7 +------
drivers/mmc/host/sdhci.h | 1 -
2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 4c4285387b47..4b297f397326 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2144,11 +2144,6 @@ void sdhci_enable_sdio_irq(struct mmc_host *mmc, int enable)
pm_runtime_get_noresume(host->mmc->parent);

spin_lock_irqsave(&host->lock, flags);
- if (enable)
- host->flags |= SDHCI_SDIO_IRQ_ENABLED;
- else
- host->flags &= ~SDHCI_SDIO_IRQ_ENABLED;
-
sdhci_enable_sdio_irq_nolock(host, enable);
spin_unlock_irqrestore(&host->lock, flags);

@@ -3382,7 +3377,7 @@ int sdhci_runtime_resume_host(struct sdhci_host *host, int soft_reset)
host->runtime_suspended = false;

/* Enable SDIO IRQ */
- if (host->flags & SDHCI_SDIO_IRQ_ENABLED)
+ if (sdio_irq_claimed(mmc))
sdhci_enable_sdio_irq_nolock(host, true);

/* Enable Card Detection */
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 8effaac61c3a..a29c4cd2d92e 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -512,7 +512,6 @@ struct sdhci_host {
#define SDHCI_AUTO_CMD12 (1<<6) /* Auto CMD12 support */
#define SDHCI_AUTO_CMD23 (1<<7) /* Auto CMD23 support */
#define SDHCI_PV_ENABLED (1<<8) /* Preset value enabled */
-#define SDHCI_SDIO_IRQ_ENABLED (1<<9) /* SDIO irq enabled */
#define SDHCI_USE_64_BIT_DMA (1<<12) /* Use 64-bit DMA */
#define SDHCI_HS400_TUNING (1<<13) /* Tuning for HS400 */
#define SDHCI_SIGNALING_330 (1<<14) /* Host is capable of 3.3V signaling */
--
2.17.1