* [PATCH] drm/panel: simple: Use devm_gpiod_get_optional()
@ 2014-07-25 14:47 Alexandre Courbot
2014-08-07 7:10 ` Alexandre Courbot
2014-08-07 7:46 ` Thierry Reding
0 siblings, 2 replies; 3+ messages in thread
From: Alexandre Courbot @ 2014-07-25 14:47 UTC (permalink / raw)
To: Thierry Reding; +Cc: dri-devel, linux-kernel, gnurou, Alexandre Courbot
Use the new devm_gpiod_get_optional() to simplify the probe code.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
drivers/gpu/drm/panel/panel-simple.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index a251361..91bf566 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -185,16 +185,14 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
if (IS_ERR(panel->supply))
return PTR_ERR(panel->supply);
- panel->enable_gpio = devm_gpiod_get(dev, "enable");
+ panel->enable_gpio = devm_gpiod_get_optional(dev, "enable");
if (IS_ERR(panel->enable_gpio)) {
err = PTR_ERR(panel->enable_gpio);
- if (err != -ENOENT) {
- dev_err(dev, "failed to request GPIO: %d\n", err);
- return err;
- }
+ dev_err(dev, "failed to request GPIO: %d\n", err);
+ return err;
+ }
- panel->enable_gpio = NULL;
- } else {
+ if (panel->enable_gpio) {
err = gpiod_direction_output(panel->enable_gpio, 0);
if (err < 0) {
dev_err(dev, "failed to setup GPIO: %d\n", err);
--
2.0.2
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] drm/panel: simple: Use devm_gpiod_get_optional()
2014-07-25 14:47 [PATCH] drm/panel: simple: Use devm_gpiod_get_optional() Alexandre Courbot
@ 2014-08-07 7:10 ` Alexandre Courbot
2014-08-07 7:46 ` Thierry Reding
1 sibling, 0 replies; 3+ messages in thread
From: Alexandre Courbot @ 2014-08-07 7:10 UTC (permalink / raw)
To: Alexandre Courbot
Cc: Thierry Reding, dri-devel@lists.freedesktop.org,
Linux Kernel Mailing List
Ping, Thierry?
On Fri, Jul 25, 2014 at 11:47 PM, Alexandre Courbot <acourbot@nvidia.com> wrote:
> Use the new devm_gpiod_get_optional() to simplify the probe code.
>
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
> ---
> drivers/gpu/drm/panel/panel-simple.c | 12 +++++-------
> 1 file changed, 5 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index a251361..91bf566 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -185,16 +185,14 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
> if (IS_ERR(panel->supply))
> return PTR_ERR(panel->supply);
>
> - panel->enable_gpio = devm_gpiod_get(dev, "enable");
> + panel->enable_gpio = devm_gpiod_get_optional(dev, "enable");
> if (IS_ERR(panel->enable_gpio)) {
> err = PTR_ERR(panel->enable_gpio);
> - if (err != -ENOENT) {
> - dev_err(dev, "failed to request GPIO: %d\n", err);
> - return err;
> - }
> + dev_err(dev, "failed to request GPIO: %d\n", err);
> + return err;
> + }
>
> - panel->enable_gpio = NULL;
> - } else {
> + if (panel->enable_gpio) {
> err = gpiod_direction_output(panel->enable_gpio, 0);
> if (err < 0) {
> dev_err(dev, "failed to setup GPIO: %d\n", err);
> --
> 2.0.2
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] drm/panel: simple: Use devm_gpiod_get_optional()
2014-07-25 14:47 [PATCH] drm/panel: simple: Use devm_gpiod_get_optional() Alexandre Courbot
2014-08-07 7:10 ` Alexandre Courbot
@ 2014-08-07 7:46 ` Thierry Reding
1 sibling, 0 replies; 3+ messages in thread
From: Thierry Reding @ 2014-08-07 7:46 UTC (permalink / raw)
To: Alexandre Courbot; +Cc: dri-devel, linux-kernel, gnurou
[-- Attachment #1: Type: text/plain, Size: 438 bytes --]
On Fri, Jul 25, 2014 at 11:47:25PM +0900, Alexandre Courbot wrote:
> Use the new devm_gpiod_get_optional() to simplify the probe code.
>
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
> ---
> drivers/gpu/drm/panel/panel-simple.c | 12 +++++-------
> 1 file changed, 5 insertions(+), 7 deletions(-)
For some reason I thought I had already applied this, but apparently I
was mistaken. Applied now, thanks.
Thierry
[-- Attachment #2: Type: application/pgp-signature, Size: 819 bytes --]
^ permalink raw reply [flat|nested] 3+ messages in thread
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2014-07-25 14:47 [PATCH] drm/panel: simple: Use devm_gpiod_get_optional() Alexandre Courbot
2014-08-07 7:10 ` Alexandre Courbot
2014-08-07 7:46 ` Thierry Reding
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