From: Mark Brown <broonie@linaro.org>
Date: Sun, 28 Jul 2013 14:35:36 +0000 (+0100)
Subject: spi/hspi: Convert to core runtime PM
X-Git-Tag: accepted/tizen/common/20141203.182822~1629^2~11^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3e00a09d2fbd64f0ad98e7c8c29dbf9e038fc746;p=platform%2Fkernel%2Flinux-arm64.git

spi/hspi: Convert to core runtime PM

Signed-off-by: Mark Brown <broonie@linaro.org>
---

diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c
index 716edf9..b95d6a9 100644
--- a/drivers/spi/spi-sh-hspi.c
+++ b/drivers/spi/spi-sh-hspi.c
@@ -99,21 +99,6 @@ static int hspi_status_check_timeout(struct hspi_priv *hspi, u32 mask, u32 val)
 /*
  *		spi master function
  */
-static int hspi_prepare_transfer(struct spi_master *master)
-{
-	struct hspi_priv *hspi = spi_master_get_devdata(master);
-
-	pm_runtime_get_sync(hspi->dev);
-	return 0;
-}
-
-static int hspi_unprepare_transfer(struct spi_master *master)
-{
-	struct hspi_priv *hspi = spi_master_get_devdata(master);
-
-	pm_runtime_put_sync(hspi->dev);
-	return 0;
-}
 
 #define hspi_hw_cs_enable(hspi)		hspi_hw_cs_ctrl(hspi, 0)
 #define hspi_hw_cs_disable(hspi)	hspi_hw_cs_ctrl(hspi, 1)
@@ -316,9 +301,8 @@ static int hspi_probe(struct platform_device *pdev)
 	master->setup		= hspi_setup;
 	master->cleanup		= hspi_cleanup;
 	master->mode_bits	= SPI_CPOL | SPI_CPHA;
-	master->prepare_transfer_hardware	= hspi_prepare_transfer;
+	master->auto_runtime_pm = true;
 	master->transfer_one_message		= hspi_transfer_one_message;
-	master->unprepare_transfer_hardware	= hspi_unprepare_transfer;
 	ret = spi_register_master(master);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "spi_register_master error.\n");