[PATCH v1 02/11] drm/tegra: switch to using devm_fwnode_gpiod_get

From: Dmitry Torokhov
Date: Mon Sep 05 2022 - 02:31:27 EST


I would like to limit (or maybe even remove) use of
[devm_]gpiod_get_from_of_node in drivers so that gpiolib can be cleaned
a bit, so let's switch to the generic device property API. It may even
help with handling secondary fwnodes when gpiolib is taught to handle
gpios described by swnodes.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>

diff --git a/drivers/gpu/drm/tegra/output.c b/drivers/gpu/drm/tegra/output.c
index 47d26b5d9945..a8925dcd7edd 100644
--- a/drivers/gpu/drm/tegra/output.c
+++ b/drivers/gpu/drm/tegra/output.c
@@ -133,11 +133,11 @@ int tegra_output_probe(struct tegra_output *output)
}
}

- output->hpd_gpio = devm_gpiod_get_from_of_node(output->dev,
- output->of_node,
- "nvidia,hpd-gpio", 0,
- GPIOD_IN,
- "HDMI hotplug detect");
+ output->hpd_gpio = devm_fwnode_gpiod_get(output->dev,
+ of_fwnode_handle(output->of_node),
+ "nvidia,hpd",
+ GPIOD_IN,
+ "HDMI hotplug detect");
if (IS_ERR(output->hpd_gpio)) {
if (PTR_ERR(output->hpd_gpio) != -ENOENT)
return PTR_ERR(output->hpd_gpio);

--
b4 0.10.0-dev-fc921