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From: Pavel Machek <pavel@ucw.cz>
To: Sebastian Reichel <sre@kernel.org>
Cc: Aaro Koskinen <aaro.koskinen@iki.fi>,
	Tony Lindgren <tony@atomide.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Tomi Valkeinen <tomi.valkeinen@ti.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	linux-omap@vger.kernel.org
Subject: Re: [PATCHv2 02/10] drm: omapdrm: panel-dsi-cm: add regulator support
Date: Fri, 17 Mar 2017 16:26:40 +0100	[thread overview]
Message-ID: <20170317152640.GH8723@amd> (raw)
In-Reply-To: <20170305004309.28259-2-sre@kernel.org>


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Hi!

> The N950's display requires two regulators.
> 
> Signed-off-by: Sebastian Reichel <sre@kernel.org>
> ---
>  drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 55 +++++++++++++++++++++++--
>  1 file changed, 52 insertions(+), 3 deletions(-)

> @@ -590,25 +594,43 @@ static int dsicm_power_on(struct panel_drv_data *ddata)
>  		.lp_clk_max = 10000000,
>  	};
>  
> +	if (ddata->vpnl) {
> +		r = regulator_enable(ddata->vpnl);
> +		if (r) {
> +			dev_err(&ddata->pdev->dev,
> +				"failed to enable VPNL: %d\n", r);
> +			goto err0;
> +		}
> +	}

Having err0 that just returns .. is quite confusing. Just return here?

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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  parent reply	other threads:[~2017-03-17 15:26 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-04 23:50 [PATCHv2 00/10] Nokia N950 basic display support Sebastian Reichel
2017-03-05  0:43 ` [PATCHv2 01/10] drm: omapdrm: panel-dsi-cm: Fix probe for device tree Sebastian Reichel
2017-03-05  0:43   ` [PATCHv2 02/10] drm: omapdrm: panel-dsi-cm: add regulator support Sebastian Reichel
2017-03-05  5:40     ` Tony Lindgren
2017-03-17 15:26     ` Pavel Machek [this message]
2017-03-05  0:43   ` [PATCHv2 03/10] Revert "drm: omapdrm: Remove manual update display support" Sebastian Reichel
2017-03-20 11:07     ` Tomi Valkeinen
2017-03-20 16:14       ` Tony Lindgren
2017-03-20 16:35         ` Tomi Valkeinen
2017-03-20 16:43           ` Tony Lindgren
2017-03-05  0:43   ` [PATCHv2 04/10] drm: omapdrm: crtc: save framedone callback from dss Sebastian Reichel
2017-03-05  5:41     ` Tony Lindgren
2017-03-05  0:43   ` [PATCHv2 05/10] drm: omapdrm: crtc: detect manually updated displays Sebastian Reichel
2017-03-05  5:42     ` Tony Lindgren
2017-03-05  0:43   ` [PATCHv2 06/10] drm: omapdrm: crtc: add support for manual " Sebastian Reichel
2017-03-05  0:43   ` [PATCHv2 07/10] drm: omapdrm: plane: update fifo size on atomic update Sebastian Reichel
2017-03-05  0:43   ` [PATCHv2 08/10] drm: omapdrm: crtc: handle framedone directly Sebastian Reichel
2017-03-17 15:26     ` Pavel Machek
2017-03-05  0:43   ` [PATCHv2 09/10] drm: omapdrm: crtc: get manual mode displays working Sebastian Reichel
2017-03-05  5:39     ` Tony Lindgren
2017-03-20 11:19     ` Tomi Valkeinen
2017-03-05  0:43   ` [PATCHv2 10/10] ARM: dts: n950: add display support Sebastian Reichel
2017-03-24 14:29     ` Tony Lindgren
2017-03-24 14:58       ` Tomi Valkeinen
2017-03-24 15:12         ` Tony Lindgren
2017-03-24 15:20           ` Tomi Valkeinen
2017-03-24 15:44             ` Tony Lindgren
2017-03-17 15:26   ` [PATCHv2 01/10] drm: omapdrm: panel-dsi-cm: Fix probe for device tree Pavel Machek
2017-03-20 11:29 ` [PATCHv2 00/10] Nokia N950 basic display support Tomi Valkeinen
2017-03-21  9:38   ` Tomi Valkeinen
2017-03-21  9:54     ` Tomi Valkeinen

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