mmc: core: Drop the unused mmc_power_save|restore_host()

Message ID 20180626145131.15935-1-ulf.hansson@linaro.org
State New
Headers show
Series
  • mmc: core: Drop the unused mmc_power_save|restore_host()
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Commit Message

Ulf Hansson June 26, 2018, 2:51 p.m.
The last user of mmc_power_save|restore_host() APIs is gone, hence let's
drop them. Drop also the corresponding bus_ops callback,
->power_save|restore() as those becomes redundant.

Cc: Tony Lindgren <tony@atomide.com>
Cc: Eyal Reizer <eyalreizer@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

---
 drivers/mmc/core/core.c  | 46 ----------------------------------------
 drivers/mmc/core/core.h  |  2 --
 drivers/mmc/core/sdio.c  |  1 -
 include/linux/mmc/host.h |  3 ---
 4 files changed, 52 deletions(-)

-- 
2.17.1

Patch

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 281826d1fcca..d991f635c18d 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -2716,52 +2716,6 @@  void mmc_stop_host(struct mmc_host *host)
 	mmc_release_host(host);
 }
 
-int mmc_power_save_host(struct mmc_host *host)
-{
-	int ret = 0;
-
-	pr_debug("%s: %s: powering down\n", mmc_hostname(host), __func__);
-
-	mmc_bus_get(host);
-
-	if (!host->bus_ops || host->bus_dead) {
-		mmc_bus_put(host);
-		return -EINVAL;
-	}
-
-	if (host->bus_ops->power_save)
-		ret = host->bus_ops->power_save(host);
-
-	mmc_bus_put(host);
-
-	mmc_power_off(host);
-
-	return ret;
-}
-EXPORT_SYMBOL(mmc_power_save_host);
-
-int mmc_power_restore_host(struct mmc_host *host)
-{
-	int ret;
-
-	pr_debug("%s: %s: powering up\n", mmc_hostname(host), __func__);
-
-	mmc_bus_get(host);
-
-	if (!host->bus_ops || host->bus_dead) {
-		mmc_bus_put(host);
-		return -EINVAL;
-	}
-
-	mmc_power_up(host, host->card->ocr);
-	ret = host->bus_ops->power_restore(host);
-
-	mmc_bus_put(host);
-
-	return ret;
-}
-EXPORT_SYMBOL(mmc_power_restore_host);
-
 #ifdef CONFIG_PM_SLEEP
 /* Do the card removal on suspend if card is assumed removeable
  * Do that in pm notifier while userspace isn't yet frozen, so we will be able
diff --git a/drivers/mmc/core/core.h b/drivers/mmc/core/core.h
index 9d8f09ac0821..087ba68b2920 100644
--- a/drivers/mmc/core/core.h
+++ b/drivers/mmc/core/core.h
@@ -28,8 +28,6 @@  struct mmc_bus_ops {
 	int (*resume)(struct mmc_host *);
 	int (*runtime_suspend)(struct mmc_host *);
 	int (*runtime_resume)(struct mmc_host *);
-	int (*power_save)(struct mmc_host *);
-	int (*power_restore)(struct mmc_host *);
 	int (*alive)(struct mmc_host *);
 	int (*shutdown)(struct mmc_host *);
 	int (*hw_reset)(struct mmc_host *);
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index a86490dbca70..d8e17ea6126d 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -1076,7 +1076,6 @@  static const struct mmc_bus_ops mmc_sdio_ops = {
 	.resume = mmc_sdio_resume,
 	.runtime_suspend = mmc_sdio_runtime_suspend,
 	.runtime_resume = mmc_sdio_runtime_resume,
-	.power_restore = mmc_sdio_power_restore,
 	.alive = mmc_sdio_alive,
 	.hw_reset = mmc_sdio_hw_reset,
 	.sw_reset = mmc_sdio_sw_reset,
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 64300a48dcce..3090c188062f 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -474,9 +474,6 @@  static inline void *mmc_priv(struct mmc_host *host)
 #define mmc_classdev(x)	(&(x)->class_dev)
 #define mmc_hostname(x)	(dev_name(&(x)->class_dev))
 
-int mmc_power_save_host(struct mmc_host *host);
-int mmc_power_restore_host(struct mmc_host *host);
-
 void mmc_detect_change(struct mmc_host *, unsigned long delay);
 void mmc_request_done(struct mmc_host *, struct mmc_request *);
 void mmc_command_done(struct mmc_host *host, struct mmc_request *mrq);