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Subject[PATCH 1/5] i2c: i2c-davinci: switch to use platform_get_irq
Date
Switch Davinci I2C driver to use platform_get_irq(), because
- it is not recommened to use
platform_get_resource(pdev, IORESOURCE_IRQ, ..) for requesting IRQ's
resources any more, as they can be not ready yet in case of DT-booting.
- it makes code simpler

CC: Sekhar Nori <nsekhar@ti.com>
CC: Kevin Hilman <khilman@deeprootsystems.com>
CC: Santosh Shilimkar <ssantosh@kernel.org>
CC: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
---
drivers/i2c/busses/i2c-davinci.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
index 4d96147..9bbfb8f 100644
--- a/drivers/i2c/busses/i2c-davinci.c
+++ b/drivers/i2c/busses/i2c-davinci.c
@@ -640,13 +640,13 @@ static int davinci_i2c_probe(struct platform_device *pdev)
{
struct davinci_i2c_dev *dev;
struct i2c_adapter *adap;
- struct resource *mem, *irq;
- int r;
+ struct resource *mem;
+ int r, irq;

- irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!irq) {
- dev_err(&pdev->dev, "no irq resource?\n");
- return -ENODEV;
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ dev_err(&pdev->dev, "can't get irq resource ret=%d\n", irq);
+ return irq;
}

dev = devm_kzalloc(&pdev->dev, sizeof(struct davinci_i2c_dev),
@@ -661,7 +661,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
init_completion(&dev->xfr_complete);
#endif
dev->dev = &pdev->dev;
- dev->irq = irq->start;
+ dev->irq = irq;
dev->pdata = dev_get_platdata(&pdev->dev);
platform_set_drvdata(pdev, dev);

--
1.9.1


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