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Commit 83076d22 authored by Jerome Brunet's avatar Jerome Brunet Committed by Ulf Hansson
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mmc: meson-gx: remove useless lock 



The spinlock is only used within the irq handler so it does not
seem very useful.

Signed-off-by: default avatarJerome Brunet <jbrunet@baylibre.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 18f92bc0

drivers/mmc/host/meson-gx-mmc.c

+0 −7
Original line number Diff line number Diff line
@@ -26,7 +26,6 @@ 
#include <linux/of_device.h>

#include <linux/platform_device.h>

#include <linux/ioport.h>

#include <linux/spinlock.h>

#include <linux/dma-mapping.h>

#include <linux/mmc/host.h>

#include <linux/mmc/mmc.h>
@@ -159,7 +158,6 @@ struct meson_host { 
	struct	mmc_host	*mmc;

	struct	mmc_command	*cmd;



	spinlock_t lock;

	void __iomem *regs;

	struct clk *core_clk;

	struct clk *mmc_clk;
@@ -1040,8 +1038,6 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id) 
	if (WARN_ON(!host) || WARN_ON(!host->cmd))

		return IRQ_NONE;



	spin_lock(&host->lock);



	cmd = host->cmd;

	data = cmd->data;

	cmd->error = 0;
@@ -1091,7 +1087,6 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id) 
	if (ret == IRQ_HANDLED)

		meson_mmc_request_done(host->mmc, cmd->mrq);



	spin_unlock(&host->lock);

	return ret;

}
@@ -1244,8 +1239,6 @@ static int meson_mmc_probe(struct platform_device *pdev) 
	host->dev = &pdev->dev;

	dev_set_drvdata(&pdev->dev, host);



	spin_lock_init(&host->lock);



	/* Get regulators and the supported OCR mask */

	host->vqmmc_enabled = false;

	ret = mmc_regulator_get_supply(mmc);