Messages in this thread Patch in this message | | | From | Chandrabhanu Mahapatra <> | Subject | [PATCH 4/4] gpio/pca953x: register the device irq using appropriate api's | Date | Tue, 10 Jul 2012 19:06:19 +0530 |
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From: Leed Aguilar <leed.aguilar@ti.com>
Here, the implementation of registration of requested IRQs has been corrected with appropiate api's. The gpio number is requested through gpio_request_one() API and conversion of the gpio to irq is done using the gpio_to_irq() API.
Change-Id: I964145e2a280d6553ea2c05ea8049810a1983930 Signed-off-by: Leed Aguilar <leed.aguilar@ti.com> Signed-off-by: Chandrabhanu Mahapatra <cmahapatra@ti.com> --- drivers/gpio/gpio-pca953x.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index c3ca7d8..27486da 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -509,7 +509,13 @@ static int pca953x_irq_setup(struct pca953x_chip *chip, #endif } - ret = request_threaded_irq(client->irq, + ret = gpio_request_one(client->irq, GPIOF_IN, "pca953x"); + if (ret) { + dev_err(&client->dev, "gpio request failure\n"); + goto out_failed; + } + + ret = request_threaded_irq(gpio_to_irq(client->irq), NULL, pca953x_irq_handler, IRQF_TRIGGER_LOW | IRQF_ONESHOT, -- 1.7.10
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