[PATCH 09/26] spi: qup: fix controller deregistration

[Johan Hovold <johan@kernel.org>]

Make sure to deregister the controller before disabling underlying
resources like clocks during driver unbind.

Fixes: 64ff247a978f ("spi: Add Qualcomm QUP SPI controller support")
Cc: stable@vger.kernel.org	# 3.15
Signed-off-by: Johan Hovold <johan@kernel.org>
---
 drivers/spi/spi-qup.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c
index 6cbdcd060e8c..45d9b4cb75e4 100644
--- a/drivers/spi/spi-qup.c
+++ b/drivers/spi/spi-qup.c
@@ -1193,7 +1193,7 @@ static int spi_qup_probe(struct platform_device *pdev)
 	pm_runtime_set_active(dev);
 	pm_runtime_enable(dev);
 
-	ret = devm_spi_register_controller(dev, host);
+	ret = spi_register_controller(host);
 	if (ret)
 		goto disable_pm;
 
@@ -1320,6 +1320,10 @@ static void spi_qup_remove(struct platform_device *pdev)
 	struct spi_qup *controller = spi_controller_get_devdata(host);
 	int ret;
 
+	spi_controller_get(host);
+
+	spi_unregister_controller(host);
+
 	ret = pm_runtime_get_sync(&pdev->dev);
 
 	if (ret >= 0) {
@@ -1339,6 +1343,8 @@ static void spi_qup_remove(struct platform_device *pdev)
 
 	pm_runtime_put_noidle(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
+
+	spi_controller_put(host);
 }
 
 static const struct of_device_id spi_qup_dt_match[] = {
-- 
2.52.0