From: Hans Verkuil <hverkuil@xs4all.nl>
To: matthias.bgg@kernel.org, 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: devicetree@vger.kernel.org, drinkcat@chromium.org,
Minghsiu Tsai <minghsiu.tsai@mediatek.com>,
frank-w@public-files.de, sean.wang@mediatek.com,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
Houlong Wei <houlong.wei@mediatek.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
wens@csie.org, Matthias Brugger <mbrugger@suse.com>,
linux-mediatek@lists.infradead.org, rdunlap@infradead.org,
hsinyi@chromium.org, Andrew-CT Chen <andrew-ct.chen@mediatek.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org
Subject: Re: [PATCH v7 06/13] media: mtk-mdp: Check return value of of_clk_get
Date: Mon, 24 Feb 2020 18:36:28 +0100 [thread overview]
Message-ID: <9d39ba53-482e-ba8f-2699-c34540a3dfd0@xs4all.nl> (raw)
In-Reply-To: <20200213201953.15268-7-matthias.bgg@kernel.org>
Hi Matthias,
On 2/13/20 9:19 PM, matthias.bgg@kernel.org wrote:
> 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>
This patch is independent from the remainder of this series, right?
It looks good to me, so is it OK if I merge this in the media subsystem?
Regards,
Hans
>
> ---
>
> Changes in v7:
> - fix check of return value of of_clk_get
> - fix identation
>
> Changes in v6: None
> Changes in v5: None
> Changes in v4: None
> Changes in v3: None
> Changes in v2: None
>
> 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 0c4788af78dd..58abfbdfb82d 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])) {
> + 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)
>
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next prev parent reply other threads:[~2020-02-24 17:37 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-13 20:19 [PATCH v7 00/13] arm/arm64: mediatek: Fix mmsys device probing matthias.bgg
2020-02-13 20:19 ` [PATCH v7 01/13] dt-bindings: arm: move mmsys description to display matthias.bgg
2020-02-14 6:42 ` CK Hu
2020-02-14 10:01 ` Matthias Brugger
2020-02-14 12:19 ` Enric Balletbo i Serra
2020-02-14 16:22 ` CK Hu
2020-02-13 20:19 ` [PATCH v7 02/13] dt-bindings: display: mediatek: Add mmsys binding description matthias.bgg
2020-02-18 20:31 ` Rob Herring
2020-02-13 20:19 ` [PATCH v7 03/13] dt-bindings: mediatek: Add compatible for mt7623 matthias.bgg
2020-02-13 20:19 ` [PATCH v7 04/13] drm/mediatek: Use regmap for register access matthias.bgg
2020-02-13 20:19 ` [PATCH v7 05/13] drm: mediatek: Omit warning on probe defers matthias.bgg
2020-02-13 20:19 ` [PATCH v7 06/13] media: mtk-mdp: Check return value of of_clk_get matthias.bgg
2020-02-24 17:36 ` Hans Verkuil [this message]
2020-02-24 21:47 ` Matthias Brugger
2020-02-13 20:19 ` [PATCH v7 07/13] clk: mediatek: mt2701: switch mmsys to platform device probing matthias.bgg
2020-02-13 20:19 ` [PATCH v7 08/13] clk: mediatek: mt2712e: switch " matthias.bgg
2020-02-13 20:19 ` [PATCH v7 09/13] clk: mediatek: mt6779: switch mmsys " matthias.bgg
2020-02-13 20:19 ` [PATCH v7 10/13] clk: mediatek: mt6797: switch " matthias.bgg
2020-02-13 20:19 ` [PATCH v7 11/13] clk: mediatek: mt8183: switch mmsys " matthias.bgg
2020-02-14 1:52 ` CK Hu
2020-02-13 20:19 ` [PATCH v7 12/13] clk: mediatek: mt8173: " matthias.bgg
2020-02-13 20:19 ` [PATCH v7 13/13] drm/mediatek: Add support for mmsys through a pdev matthias.bgg
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