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Subject[PATCH 8/8] spi: sprd: Change to use devm_hwspin_lock_request_specific()
Date
Change to use devm_hwspin_lock_request_specific() instead of
freeing the hwlock explicitly when unbound the device.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
---
drivers/spi/spi-sprd-adi.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/spi/spi-sprd-adi.c b/drivers/spi/spi-sprd-adi.c
index d8d5e2f..6fb5c0c 100644
--- a/drivers/spi/spi-sprd-adi.c
+++ b/drivers/spi/spi-sprd-adi.c
@@ -465,7 +465,7 @@ static int sprd_adi_probe(struct platform_device *pdev)
goto put_ctlr;
}

- sadi->hwlock = hwspin_lock_request_specific(ret);
+ sadi->hwlock = devm_hwspin_lock_request_specific(&pdev->dev, ret);
if (!sadi->hwlock) {
ret = -ENXIO;
goto put_ctlr;
@@ -483,7 +483,7 @@ static int sprd_adi_probe(struct platform_device *pdev)
ret = devm_spi_register_controller(&pdev->dev, ctlr);
if (ret) {
dev_err(&pdev->dev, "failed to register SPI controller\n");
- goto free_hwlock;
+ goto put_ctlr;
}

sadi->restart_handler.notifier_call = sprd_adi_restart_handler;
@@ -491,13 +491,11 @@ static int sprd_adi_probe(struct platform_device *pdev)
ret = register_restart_handler(&sadi->restart_handler);
if (ret) {
dev_err(&pdev->dev, "can not register restart handler\n");
- goto free_hwlock;
+ goto put_ctlr;
}

return 0;

-free_hwlock:
- hwspin_lock_free(sadi->hwlock);
put_ctlr:
spi_controller_put(ctlr);
return ret;
@@ -509,7 +507,6 @@ static int sprd_adi_remove(struct platform_device *pdev)
struct sprd_adi *sadi = spi_controller_get_devdata(ctlr);

unregister_restart_handler(&sadi->restart_handler);
- hwspin_lock_free(sadi->hwlock);
return 0;
}

--
1.7.9.5
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