From: matthias.bgg@kernel.org
To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com,
p.zabel@pengutronix.de, airlied@linux.ie,
mturquette@baylibre.com, sboyd@kernel.org,
ulrich.hecht+renesas@gmail.com,
laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com
Cc: matthias.bgg@kernel.org, devicetree@vger.kernel.org,
rdunlap@infradead.org, frank-w@public-files.de,
sean.wang@mediatek.com, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, sean.wang@kernel.org,
wens@csie.org, drinkcat@chromium.org,
linux-mediatek@lists.infradead.org, mbrugger@suse.com,
hsinyi@chromium.org, linux-clk@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org
Subject: [resend PATCH v6 05/12] media: mtk-mdp: Check return value of of_clk_get
Date: Sat, 7 Dec 2019 23:47:33 +0100 [thread overview]
Message-ID: <20191207224740.24536-6-matthias.bgg@kernel.org> (raw)
In-Reply-To: <20191207224740.24536-1-matthias.bgg@kernel.org>
From: Matthias Brugger <mbrugger@suse.com>
Check the return value of of_clk_get and print an error
message if not EPROBE_DEFER.
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
---
drivers/media/platform/mtk-mdp/mtk_mdp_comp.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c
index 9afe8161a8c0..4e2fc1337b80 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_comp.c
@@ -110,6 +110,12 @@ int mtk_mdp_comp_init(struct device *dev, struct device_node *node,
for (i = 0; i < ARRAY_SIZE(comp->clk); i++) {
comp->clk[i] = of_clk_get(node, i);
+ if (IS_ERR(comp->clk[i])i) {
+ if (PTR_ERR(comp->clk[i] != -EPROBE_DEFER)
+ dev_err(dev, "Failed to get clock\n");
+
+ return PTR_ERR(comp->clk[i]);
+ }
/* Only RDMA needs two clocks */
if (comp->type != MTK_MDP_RDMA)
--
2.24.0
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next prev parent reply other threads:[~2019-12-07 22:50 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-07 22:47 [resend PATCH v6 00/12] arm/arm64: mediatek: Fix mmsys device probing matthias.bgg
2019-12-07 22:47 ` [resend PATCH v6 01/12] dt-bindings: display: mediatek: Add mmsys binding description matthias.bgg
2019-12-09 5:12 ` CK Hu
2019-12-09 8:48 ` Enric Balletbo i Serra
2020-02-13 18:17 ` Matthias Brugger
2019-12-18 16:39 ` Rob Herring
2019-12-07 22:47 ` [resend PATCH v6 02/12] dt-bindings: mediatek: Add compatible for mt7623 matthias.bgg
2019-12-09 8:51 ` Enric Balletbo i Serra
2019-12-18 17:02 ` Rob Herring
2019-12-07 22:47 ` [resend PATCH v6 03/12] drm/mediatek: Use regmap for register access matthias.bgg
2019-12-09 5:16 ` CK Hu
2019-12-07 22:47 ` [resend PATCH v6 04/12] drm: mediatek: Omit warning on probe defers matthias.bgg
2019-12-09 5:19 ` CK Hu
2019-12-09 9:39 ` Enric Balletbo i Serra
2020-02-13 18:58 ` Matthias Brugger
2019-12-07 22:47 ` matthias.bgg [this message]
2019-12-09 9:50 ` [resend PATCH v6 05/12] media: mtk-mdp: Check return value of of_clk_get Enric Balletbo i Serra
2019-12-07 22:47 ` [resend PATCH v6 06/12] clk: mediatek: mt2701: switch mmsys to platform device probing matthias.bgg
2019-12-09 9:58 ` Enric Balletbo i Serra
2020-02-13 19:11 ` Matthias Brugger
2019-12-07 22:47 ` [resend PATCH v6 07/12] clk: mediatek: mt2712e: switch " matthias.bgg
2019-12-09 9:59 ` Enric Balletbo i Serra
2019-12-07 22:47 ` [resend PATCH v6 08/12] clk: mediatek: mt6779: switch mmsys " matthias.bgg
2019-12-09 10:01 ` Enric Balletbo i Serra
2019-12-07 22:47 ` [resend PATCH v6 09/12] clk: mediatek: mt6797: switch " matthias.bgg
2019-12-07 22:47 ` [resend PATCH v6 10/12] clk: mediatek: mt8183: switch mmsys " matthias.bgg
2019-12-09 8:51 ` CK Hu
2020-02-13 19:35 ` Matthias Brugger
2019-12-07 22:47 ` [resend PATCH v6 11/12] clk: mediatek: mt8173: " matthias.bgg
2019-12-07 22:47 ` [resend PATCH v6 12/12] drm/mediatek: Add support for mmsys through a pdev matthias.bgg
2019-12-09 5:34 ` CK Hu
2020-02-13 19:46 ` Matthias Brugger
2019-12-09 10:15 ` Enric Balletbo i Serra
2020-02-13 2:57 ` [resend PATCH v6 00/12] arm/arm64: mediatek: Fix mmsys device probing CK Hu
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