From: Andy Shevchenko <andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Andy Shevchenko
<andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Subject: [PATCH v1 1/1] spi: core: use gpio_is_valid() helper
Date: Tue, 20 Oct 2015 12:28:29 +0300 [thread overview]
Message-ID: <1445333309-15436-1-git-send-email-andriy.shevchenko@linux.intel.com> (raw)
Check if GPIO pin is valid by API helper function.
Signed-off-by: Andy Shevchenko <andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
---
drivers/spi/spi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index e900164..33836ee8 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -668,7 +668,7 @@ static void spi_set_cs(struct spi_device *spi, bool enable)
if (spi->mode & SPI_CS_HIGH)
enable = !enable;
- if (spi->cs_gpio >= 0)
+ if (gpio_is_valid(spi->cs_gpio))
gpio_set_value(spi->cs_gpio, !enable);
else if (spi->master->set_cs)
spi->master->set_cs(spi, !enable);
--
2.6.1
--
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next reply other threads:[~2015-10-20 9:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-20 9:28 Andy Shevchenko [this message]
[not found] ` <1445333309-15436-1-git-send-email-andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2015-10-21 12:34 ` Applied "spi: core: use gpio_is_valid() helper" to the spi tree Mark Brown
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