drm/ast: Fixed 1920x1080 sync. polarity issue

[Bug] Change the vertical synchroous polary of 1920x1080 @60Hz
      from  Negtive to Positive

Signed-off-by: KuoHsiang Chou <kuohsiang_chou@aspeedtech.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20201105094729.106059-1-kuohsiang_chou@aspeedtech.com

diff --git a/drivers/gpu/drm/ast/ast_tables.h b/drivers/gpu/drm/ast/ast_tables.h
index 3d01394..d9eb353 100644 (file)
--- a/drivers/gpu/drm/ast/ast_tables.h
+++ b/drivers/gpu/drm/ast/ast_tables.h
@@ -295,10 +295,10 @@ static const struct ast_vbios_enhtable res_1600x900[] = {
 
 static const struct ast_vbios_enhtable res_1920x1080[] = {
        {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5,       /* 60Hz */
-        (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+        (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
          AST2500PreCatchCRT), 60, 1, 0x38 },
        {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5,       /* 60Hz */
-        (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
+        (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo |
          AST2500PreCatchCRT), 0xFF, 1, 0x38 },
 };