linux-kernel - Re: [PATCH v2 07/11] drm/panel: Add panel driver for Samsung SOFEF03-M DDIC

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Message-ID: <aUu1N2GTzCc3wOcH@SoMainline.org>
Date: Wed, 24 Dec 2025 10:43:41 +0100
From: Marijn Suijten <marijn.suijten@...ainline.org>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
	Sam Ravnborg <sam@...nborg.org>, David Airlie <airlied@...il.com>, 
	Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
	Conor Dooley <conor+dt@...nel.org>, Andy Gross <agross@...nel.org>, 
	Bjorn Andersson <andersson@...nel.org>, Jessica Zhang <jesszhan0024@...il.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, Simona Vetter <simona@...ll.ch>, 
	Casey Connolly <casey.connolly@...aro.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Simona Vetter <simona.vetter@...ll.ch>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>, Martin Botka <martin.botka@...ainline.org>, 
	Jami Kettunen <jami.kettunen@...ainline.org>, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
	Abhinav Kumar <quic_abhinavk@...cinc.com>, Kuogee Hsieh <quic_khsieh@...cinc.com>, 
	Jessica Zhang <quic_jesszhan@...cinc.com>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, Konrad Dybcio <konrad.dybcio@....qualcomm.com>, 
	Konrad Dybcio <konradybcio@...nel.org>, Dmitry Baryshkov <lumag@...nel.org>
Subject: Re: [PATCH v2 07/11] drm/panel: Add panel driver for Samsung
 SOFEF03-M DDIC

On 2025-12-22 00:32:13, Marijn Suijten wrote:
...
> +static int samsung_sofef03_m_probe(struct mipi_dsi_device *dsi)
> +{
...
> +	ctx->vddio = devm_regulator_get(dev, "vddio");
> +	if (IS_ERR(ctx->vddio))
> +		return dev_err_probe(dev, PTR_ERR(ctx->vddio),
> +				     "Failed to get vddio regulator\n");
> +
> +	ctx->vci = devm_regulator_get(dev, "vci");
> +	if (IS_ERR(ctx->vci))
> +		return dev_err_probe(dev, PTR_ERR(ctx->vci),
> +				     "Failed to get vci regulator\n");
> +
 
In case someone wonders why this is inconsistently *NOT* using regulator_bulk
while the other patches are; this was a last-minute clean-up whose fixup! commit
I seem to have lost in a separate branch.  This will be incorporated in v3
together with the whitespace fix in the comment.

- Marijn