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Date:   Wed, 16 Nov 2022 15:03:51 +0200
From:   Matti Vaittinen <mazziesaccount@gmail.com>
To:     Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>,
        Matti Vaittinen <mazziesaccount@gmail.com>
Cc:     Neil Armstrong <neil.armstrong@linaro.org>,
        David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH RESEND v4 2/2] gpu: drm: meson: Use
 devm_regulator_*get_enable*()
Message-ID: <a2f0835e8d3b5f5768d887ce47a1575ae11b19f0.1668602942.git.mazziesaccount@gmail.com>
References: <cover.1668602942.git.mazziesaccount@gmail.com>
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Simplify using the devm_regulator_get_enable_optional(). Also drop the
seemingly unused struct member 'hdmi_supply'.

Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>

---
I am doing a clean-up for my local git and encountered this one.
Respinning as it seems this one fell through the cracks.
---
 drivers/gpu/drm/meson/meson_dw_hdmi.c | 23 +++--------------------
 1 file changed, 3 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/=
meson_dw_hdmi.c
index 5cd2b2ebbbd3..7642f740272b 100644
--- a/drivers/gpu/drm/meson/meson_dw_hdmi.c
+++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c
@@ -140,7 +140,6 @@ struct meson_dw_hdmi {
 	struct reset_control *hdmitx_apb;
 	struct reset_control *hdmitx_ctrl;
 	struct reset_control *hdmitx_phy;
-	struct regulator *hdmi_supply;
 	u32 irq_stat;
 	struct dw_hdmi *hdmi;
 	struct drm_bridge *bridge;
@@ -665,11 +664,6 @@ static void meson_dw_hdmi_init(struct meson_dw_hdmi *m=
eson_dw_hdmi)
=20
 }
=20
-static void meson_disable_regulator(void *data)
-{
-	regulator_disable(data);
-}
-
 static void meson_disable_clk(void *data)
 {
 	clk_disable_unprepare(data);
@@ -723,20 +717,9 @@ static int meson_dw_hdmi_bind(struct device *dev, stru=
ct device *master,
 	meson_dw_hdmi->data =3D match;
 	dw_plat_data =3D &meson_dw_hdmi->dw_plat_data;
=20
-	meson_dw_hdmi->hdmi_supply =3D devm_regulator_get_optional(dev, "hdmi");
-	if (IS_ERR(meson_dw_hdmi->hdmi_supply)) {
-		if (PTR_ERR(meson_dw_hdmi->hdmi_supply) =3D=3D -EPROBE_DEFER)
-			return -EPROBE_DEFER;
-		meson_dw_hdmi->hdmi_supply =3D NULL;
-	} else {
-		ret =3D regulator_enable(meson_dw_hdmi->hdmi_supply);
-		if (ret)
-			return ret;
-		ret =3D devm_add_action_or_reset(dev, meson_disable_regulator,
-					       meson_dw_hdmi->hdmi_supply);
-		if (ret)
-			return ret;
-	}
+	ret =3D devm_regulator_get_enable_optional(dev, "hdmi");
+	if (ret !=3D -ENODEV)
+		return ret;
=20
 	meson_dw_hdmi->hdmitx_apb =3D devm_reset_control_get_exclusive(dev,
 						"hdmitx_apb");
--=20
2.38.1


--=20
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND

~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =3D]=20

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