Messages in this thread | | | Subject | Re: [PATCH V8 3/5] drm/mediatek: using new factor for tvdpll in MT2701 | From | CK Hu <> | Date | Mon, 8 Apr 2019 11:54:42 +0800 |
| |
Hi, Wangyan:
On Tue, 2019-04-02 at 17:36 +0800, wangyan wang wrote: > From: Wangyan Wang <wangyan.wang@mediatek.com> > > This is the second step to make MT2701 HDMI stable. > The factor depends on the divider of DPI in MT2701, therefore, > we should fix this factor to the right and new one.
Reviewed-by: CK Hu <ck.hu@mediatek.com>
> > Signed-off-by: Wangyan Wang <wangyan.wang@mediatek.com> > --- > drivers/gpu/drm/mediatek/mtk_dpi.c | 8 +++----- > 1 file changed, 3 insertions(+), 5 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c > index 69c6e42dad6b..4a2f4a650494 100644 > --- a/drivers/gpu/drm/mediatek/mtk_dpi.c > +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c > @@ -662,13 +662,11 @@ static unsigned int mt8173_calculate_factor(int clock) > static unsigned int mt2701_calculate_factor(int clock) > { > if (clock <= 64000) > - return 16; > - else if (clock <= 128000) > - return 8; > - else if (clock <= 256000) > return 4; > - else > + else if (clock <= 128000) > return 2; > + else > + return 1; > } > > static const struct mtk_dpi_conf mt8173_conf = {
| |