]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
drm/mediatek: using new factor for tvdpll for MT2701 hdmi phy
authorWangyan Wang <wangyan.wang@mediatek.com>
Tue, 9 Apr 2019 06:53:05 +0000 (14:53 +0800)
committerCK Hu <ck.hu@mediatek.com>
Tue, 9 Apr 2019 09:47:01 +0000 (17:47 +0800)
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.
Test: search ok

Signed-off-by: Wangyan Wang <wangyan.wang@mediatek.com>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
drivers/gpu/drm/mediatek/mtk_dpi.c

index 22e68a100e7beeaf752efde0235dddc7e13b9683..5d333138f9136b6e8b98238a9851085dd669c236 100644 (file)
@@ -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 = {