Messages in this thread Patch in this message | | | From | Michal Simek <> | Subject | [PATCH] spi: cadence: Add support for context loss | Date | Tue, 8 Aug 2017 11:00:03 +0200 |
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From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Context could be lost across the suspend and resume. Reinit the driver to tide over.
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com> ---
drivers/spi/spi-cadence.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/spi/spi-cadence.c b/drivers/spi/spi-cadence.c index 5e02f9b91688..5c9516ae4942 100644 --- a/drivers/spi/spi-cadence.c +++ b/drivers/spi/spi-cadence.c @@ -704,7 +704,9 @@ static int __maybe_unused cdns_spi_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct spi_master *master = platform_get_drvdata(pdev); + struct cdns_spi *xspi = spi_master_get_devdata(master); + cdns_spi_init_hw(xspi); return spi_master_resume(master); } -- 1.9.1
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