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video: rockchip: hdmi: fix parsing 1st block edid

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If parsing 1st block edid failed, we think it is good
only when there is more than one external block.

Change-Id: I1eb11405dade41ebb2ad041ba909de0c7ea120f8
Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>
This commit is contained in:
Zheng Yang
2015-10-12 11:46:43 +08:00
parent 495b4a8232
commit 1d9b35e9d1
1 changed files with 2 additions and 1 deletions
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3
drivers/video/rockchip/hdmi/rockchip-hdmi-edid.c
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@@ -122,7 +122,8 @@ int hdmi_edid_parse_base(unsigned char *buf,
fb_edid_to_monspecs(buf, pedid->specs);
out:
if (rc != E_HDMI_EDID_SUCCESS && *extend_num > 4)
if ((rc != E_HDMI_EDID_SUCCESS) &&
(*extend_num < 1 && *extend_num > 4))
return rc;
else
return E_HDMI_EDID_SUCCESS;