Messages in this thread Patch in this message | | | From | Andy Gross <> | Subject | [PATCH 3/4] spi: qup: Fix order of spi_register_master | Date | Tue, 13 May 2014 16:34:43 -0500 |
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This patch moves the devm_spi_register_master below the initialization of the runtime_pm. If done in the wrong order, the spi_register_master fails if any probed slave devices issue SPI transactions.
Signed-off-by: Andy Gross <agross@codeaurora.org> --- drivers/spi/spi-qup.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index 57b65e9..b518b51 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -616,16 +616,19 @@ static int spi_qup_probe(struct platform_device *pdev) if (ret) goto error; - ret = devm_spi_register_master(dev, master); - if (ret) - goto error; - pm_runtime_set_autosuspend_delay(dev, MSEC_PER_SEC); pm_runtime_use_autosuspend(dev); pm_runtime_set_active(dev); pm_runtime_enable(dev); + + ret = devm_spi_register_master(dev, master); + if (ret) + goto disable_pm; + return 0; +disable_pm: + pm_runtime_disable(&pdev->dev); error: clk_disable_unprepare(cclk); clk_disable_unprepare(iclk); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
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