From 0c8df6f57b45ca191a529191fe370bc2018c0271 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Wed, 24 Apr 2019 09:17:59 +0000 Subject: [PATCH] spi: atmel-quadspi: fix crash while suspending [ Upstream commit e5c27498a0403b270620b1a8a0a66e3efc222fb6 ] atmel_qspi objects are kept in spi_controller objects, so, first get pointer to spi_controller object and then get atmel_qspi object from spi_controller object. Fixes: 2d30ac5ed633 ("mtd: spi-nor: atmel-quadspi: Use spi-mem interface for atmel-quadspi driver") Signed-off-by: Claudiu Beznea Reviewed-by: Tudor Ambarus Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- drivers/spi/atmel-quadspi.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c index ddc7124108125..ec6e9970d7750 100644 --- a/drivers/spi/atmel-quadspi.c +++ b/drivers/spi/atmel-quadspi.c @@ -506,7 +506,8 @@ static int atmel_qspi_remove(struct platform_device *pdev) static int __maybe_unused atmel_qspi_suspend(struct device *dev) { - struct atmel_qspi *aq = dev_get_drvdata(dev); + struct spi_controller *ctrl = dev_get_drvdata(dev); + struct atmel_qspi *aq = spi_controller_get_devdata(ctrl); clk_disable_unprepare(aq->clk); @@ -515,7 +516,8 @@ static int __maybe_unused atmel_qspi_suspend(struct device *dev) static int __maybe_unused atmel_qspi_resume(struct device *dev) { - struct atmel_qspi *aq = dev_get_drvdata(dev); + struct spi_controller *ctrl = dev_get_drvdata(dev); + struct atmel_qspi *aq = spi_controller_get_devdata(ctrl); clk_prepare_enable(aq->clk); -- 2.47.2