From: Mark Brown Date: Fri, 27 Sep 2013 10:52:35 +0000 (+0100) Subject: spi/s3c64xx: Ensure runtime PM is enabled prior to registration X-Git-Tag: v3.12-rc5~22^2^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3e2bd64d243ff0f3dc08c49ff218fed42ee9d981;p=profile%2Fivi%2Fkernel-x86-ivi.git spi/s3c64xx: Ensure runtime PM is enabled prior to registration Otherwise we may try to start transfers immediately and then fail to runtime resume the device causing us not to have clocks enabled. Signed-off-by: Mark Brown Reviewed-by: Sylwester Nawrocki Conflicts: drivers/spi/spi-s3c64xx.c --- diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 512b889..a80376d 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1428,6 +1428,8 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) S3C64XX_SPI_INT_TX_OVERRUN_EN | S3C64XX_SPI_INT_TX_UNDERRUN_EN, sdd->regs + S3C64XX_SPI_INT_EN); + pm_runtime_enable(&pdev->dev); + if (spi_register_master(master)) { dev_err(&pdev->dev, "cannot register SPI master\n"); ret = -EBUSY; @@ -1440,8 +1442,6 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) mem_res, sdd->rx_dma.dmach, sdd->tx_dma.dmach); - pm_runtime_enable(&pdev->dev); - return 0; err3: