From: Arvind Yadav <arvind.yadav.cs@gmail.com>
To: hvaibhav.linux@gmail.com, johan@kernel.org, elder@kernel.org,
gregkh@linuxfoundation.org
Cc: devel@driverdev.osuosl.org, greybus-dev@lists.linaro.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v2] staging: greybus: Use gpio_is_valid()
Date: Sat, 28 Apr 2018 10:05:39 +0530 [thread overview]
Message-ID: <5c8c96b1971bc09a2a2bfa62c343973ab986aec8.1524889296.git.arvind.yadav.cs@gmail.com> (raw)
Replace the manual validity checks for the GPIO with the
gpio_is_valid().
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Alex Elder <elder@linaro.org>
---
chnage in v2 :
Returning invalid gpio as error instead of -ENODEV.
drivers/staging/greybus/arche-platform.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/greybus/arche-platform.c b/drivers/staging/greybus/arche-platform.c
index 83254a7..c3a7da5 100644
--- a/drivers/staging/greybus/arche-platform.c
+++ b/drivers/staging/greybus/arche-platform.c
@@ -448,7 +448,7 @@ static int arche_platform_probe(struct platform_device *pdev)
arche_pdata->svc_reset_gpio = of_get_named_gpio(np,
"svc,reset-gpio",
0);
- if (arche_pdata->svc_reset_gpio < 0) {
+ if (!gpio_is_valid(arche_pdata->svc_reset_gpio)) {
dev_err(dev, "failed to get reset-gpio\n");
return arche_pdata->svc_reset_gpio;
}
@@ -468,7 +468,7 @@ static int arche_platform_probe(struct platform_device *pdev)
arche_pdata->svc_sysboot_gpio = of_get_named_gpio(np,
"svc,sysboot-gpio",
0);
- if (arche_pdata->svc_sysboot_gpio < 0) {
+ if (!gpio_is_valid(arche_pdata->svc_sysboot_gpio)) {
dev_err(dev, "failed to get sysboot gpio\n");
return arche_pdata->svc_sysboot_gpio;
}
@@ -487,7 +487,7 @@ static int arche_platform_probe(struct platform_device *pdev)
arche_pdata->svc_refclk_req = of_get_named_gpio(np,
"svc,refclk-req-gpio",
0);
- if (arche_pdata->svc_refclk_req < 0) {
+ if (!gpio_is_valid(arche_pdata->svc_refclk_req)) {
dev_err(dev, "failed to get svc clock-req gpio\n");
return arche_pdata->svc_refclk_req;
}
--
2.7.4
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next reply other threads:[~2018-04-28 4:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-28 4:35 Arvind Yadav [this message]
2018-04-28 19:58 ` [greybus-dev] [PATCH v2] staging: greybus: Use gpio_is_valid() Alex Elder
2018-05-02 5:44 ` Viresh Kumar
2018-05-02 8:43 ` Johan Hovold
2018-05-02 9:45 ` Arvind Yadav
2018-05-02 9:57 ` Johan Hovold
2018-05-02 10:50 ` Arvind Yadav
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