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drm/vc4: dsi: Switch to devm_pm_runtime_enable

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devm_pm_runtime_enable() simplifies the driver a bit since it will call
pm_runtime_disable() automatically through a device-managed action.

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20220711173939.1132294-37-maxime@cerno.tech
This commit is contained in:
Maxime Ripard 2022-07-11 19:39:06 +02:00
parent 6eda156429
commit 7b44e4de72
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GPG key ID: E3EF0D6F671851C5
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/vc4/vc4_dsi.c
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@ -1729,6 +1729,10 @@ static int vc4_dsi_bind(struct device *dev, struct device *master, void *data)
drm_encoder_helper_add(encoder, &vc4_dsi_encoder_helper_funcs);
ret = devm_pm_runtime_enable(dev);
if (ret)
return ret;
ret = drm_bridge_attach(encoder, dsi->bridge, NULL, 0);
if (ret)
return ret;
@ -1741,8 +1745,6 @@ static int vc4_dsi_bind(struct device *dev, struct device *master, void *data)
vc4_debugfs_add_regset32(drm, dsi->variant->debugfs_name, &dsi->regset);
pm_runtime_enable(dev);
return 0;
}
@ -1752,8 +1754,6 @@ static void vc4_dsi_unbind(struct device *dev, struct device *master,
struct vc4_dsi *dsi = dev_get_drvdata(dev);
struct drm_encoder *encoder = &dsi->encoder.base;
pm_runtime_disable(dev);
/*
* Restore the bridge_chain so the bridge detach procedure can happen
* normally.