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win32u: Set BAD_EDID registry value for empty EDID. 

Fixes a regression introduced by commit
548bc54bf3.

Signed-off-by: Paul Gofman <pgofman@codeweavers.com>
Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Paul Gofman 2022-03-02 19:02:43 +03:00 committed by Alexandre Julliard
parent 2934ce5cd4
commit 7a49ff107e
1 changed files with 6 additions and 2 deletions
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8
dlls/win32u/sysparams.c
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@ -1120,8 +1120,13 @@ static void add_monitor( const struct gdi_monitor *monitor, void *param )
if ((subkey = reg_create_key( hkey, device_parametersW, sizeof(device_parametersW), 0, NULL ))) if ((subkey = reg_create_key( hkey, device_parametersW, sizeof(device_parametersW), 0, NULL )))
{ {
static const WCHAR bad_edidW[] = {'B','A','D','_','E','D','I','D',0};
static const WCHAR edidW[] = {'E','D','I','D',0}; static const WCHAR edidW[] = {'E','D','I','D',0};
set_reg_value( subkey, edidW, REG_BINARY, monitor->edid, monitor->edid_len );
if (monitor->edid_len)
set_reg_value( subkey, edidW, REG_BINARY, monitor->edid, monitor->edid_len );
else
set_reg_value( subkey, bad_edidW, REG_BINARY, NULL, 0 );
NtClose( subkey ); NtClose( subkey );
} }
@ -1327,7 +1332,6 @@ static BOOL update_display_cache(void)
ERR( "failed to read display config\n" ); ERR( "failed to read display config\n" );
return FALSE; return FALSE;
} }
return TRUE; return TRUE;
} }