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authorY.C. Chen <yc_chen@aspeedtech.com>2015-08-13 15:54:15 +0800
committerY.C. Chen <yc_chen@aspeedtech.com>2015-08-13 15:54:15 +0800
commite545ab905ea120014558d6f1733d87ffde5d5d71 (patch)
tree50e1d13e2b3edde9b684a9dba6dd461a2f5d5e6a /src
parent77e7ac37c6031551f7ad355dc94c4176df4956aa (diff)
Fixed Transient Noise While System Resume from Hibernate
Diffstat (limited to 'src')
-rw-r--r--src/ast_mode.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/ast_mode.c b/src/ast_mode.c
index 2b5ebde..28c863d 100644
--- a/src/ast_mode.c
+++ b/src/ast_mode.c
@@ -465,6 +465,9 @@ ASTSetMode(ScrnInfoPtr pScrn, DisplayModePtr mode)
vSetSyncReg(pScrn, mode, &vgamodeinfo);
bSetDACReg(pScrn, mode, &vgamodeinfo);
+ /* clear video buffer to avoid display noise */
+ memset(pAST->FBVirtualAddr, 0x00, pAST->VideoModeInfo.ScreenPitch*pAST->VideoModeInfo.ScreenHeight);
+
vAST1000DisplayOn(pScrn);
}