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Commit 4fcd9b9e authored by Heiner Kallweit's avatar Heiner Kallweit Committed by Mark Brown
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spi: s3c64xx: simplify suspend / resume handlers 



The runtime PM suspend / resume handlers take care of the enabling/
disabling the clocks already. Therefore replace the duplicated
clock handling with pm_runtime_force_suspend/resume.

Signed-off-by: default avatarHeiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: default avatarKrzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 483867ee

drivers/spi/spi-s3c64xx.c

+7 −8
Original line number Diff line number Diff line
@@ -1246,10 +1246,9 @@ static int s3c64xx_spi_suspend(struct device *dev) 
	if (ret)

		return ret;



	if (!pm_runtime_suspended(dev)) {

		clk_disable_unprepare(sdd->clk);

		clk_disable_unprepare(sdd->src_clk);

	}

	ret = pm_runtime_force_suspend(dev);

	if (ret < 0)

		return ret;



	sdd->cur_speed = 0; /* Output Clock is stopped */
@@ -1261,14 +1260,14 @@ static int s3c64xx_spi_resume(struct device *dev) 
	struct spi_master *master = dev_get_drvdata(dev);

	struct s3c64xx_spi_driver_data *sdd = spi_master_get_devdata(master);

	struct s3c64xx_spi_info *sci = sdd->cntrlr_info;

	int ret;



	if (sci->cfg_gpio)

		sci->cfg_gpio();



	if (!pm_runtime_suspended(dev)) {

		clk_prepare_enable(sdd->src_clk);

		clk_prepare_enable(sdd->clk);

	}

	ret = pm_runtime_force_resume(dev);

	if (ret < 0)

		return ret;



	s3c64xx_spi_hwinit(sdd, sdd->port_id);