linux-kernel - Re: [v3 7/7] drm: mediatek: adjust dsi and mipi

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Message-ID: <1559274041.9102.3.camel@mtksdaap41>
Date:   Fri, 31 May 2019 11:40:41 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Jitao Shi <jitao.shi@...iatek.com>
CC:     Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
        "Mark Rutland" <mark.rutland@....com>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Kumar Gala <galak@...eaurora.org>, <linux-pwm@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>,
        "Matthias Brugger" <matthias.bgg@...il.com>,
        Thierry Reding <treding@...dia.com>,
        "Ajay Kumar" <ajaykumar.rs@...sung.com>,
        Inki Dae <inki.dae@...sung.com>,
        "Rahul Sharma" <rahul.sharma@...sung.com>,
        Sean Paul <seanpaul@...omium.org>,
        Vincent Palatin <vpalatin@...omium.org>,
        Andy Yan <andy.yan@...k-chips.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "Russell King" <rmk+kernel@....linux.org.uk>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>,
        Sascha Hauer <kernel@...gutronix.de>,
        <yingjoe.chen@...iatek.com>, <eddie.huang@...iatek.com>,
        <cawa.cheng@...iatek.com>, <bibby.hsieh@...iatek.com>,
        <stonea168@....com>
Subject: Re: [v3 7/7] drm: mediatek: adjust dsi and mipi_tx probe sequence

Hi, Jitao:

On Sun, 2019-05-19 at 17:25 +0800, Jitao Shi wrote:
> mtk_mipi_tx is the phy of mtk_dsi.
> mtk_dsi get the phy(mtk_mipi_tx) in probe().
> 
> So,  mtk_mipi_tx init should be ahead of mtk_dsi. Or mtk_dsi will
> defer to wait mtk_mipi_tx probe done.

Reviewed-by: CK Hu <ck.hu@...iatek.com>

> 
> Signed-off-by: Jitao Shi <jitao.shi@...iatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index cf59ea9bccfd..583d533d9574 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -633,8 +633,8 @@ static struct platform_driver * const mtk_drm_drivers[] = {
>  	&mtk_disp_rdma_driver,
>  	&mtk_dpi_driver,
>  	&mtk_drm_platform_driver,
> -	&mtk_dsi_driver,
>  	&mtk_mipi_tx_driver,
> +	&mtk_dsi_driver,
>  };
>  
>  static int __init mtk_drm_init(void)