linux-kernel - Re: [PATCH V2,4/8] drm/mediatek: fix the rate and divder of hdmi phy for MT2701

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Date:   Fri, 25 Jan 2019 10:28:35 +0800
From:   mtk14994 <wangyan.wang@...iatek.com>
To:     CK Hu <ck.hu@...iatek.com>
CC:     Michael Turquette <mturquette@...libre.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        chunhui dai <chunhui.dai@...iatek.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Ryder Lee <ryder.lee@...iatek.com>,
        Colin Ian King <colin.king@...onical.com>,
        <linux-clk@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <dri-devel@...ts.freedesktop.org>, <jitao.shi@...iatek.com>,
        <bibby.hsieh@...iatek.com>, <srv_heupstream@...iatek.com>
Subject: Re: [PATCH V2,4/8] drm/mediatek: fix the rate and divder of hdmi
 phy for MT2701

Dear CK,

      OK,I will modify according your comments in V3.

Best Regards
Wangyan Wang


On Thu, 2019-01-24 at 14:17 +0800, CK Hu wrote:
> On Fri, 2019-01-18 at 20:59 +0800, Wangyan Wang wrote:
> > From: chunhui dai <chunhui.dai@...iatek.com>
> 
> Describe something here.
> 
> > 
> > Fixes: 0fc721b2968e ("drm/mediatek: add hdmi driver for MT2701 and MT7623")
> > Signed-off-by: chunhui dai <chunhui.dai@...iatek.com>
> 
> Any one who pass a patch should sign off it.
> 
> Regards,
> CK
> 
> > ---
> >  drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c b/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c
> > index 43bc058d5528..88dd9e812ca0 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c
> > @@ -114,8 +114,8 @@ static int mtk_hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate,
> >  
> >  	if (rate <= 64000000)
> >  		pos_div = 3;
> > -	else if (rate <= 12800000)
> > -		pos_div = 1;
> > +	else if (rate <= 128000000)
> > +		pos_div = 2;
> >  	else
> >  		pos_div = 1;
> >  
> 
>