[PATCH] xfree86: Edid quirk for Philips LCD LP154W01

ykzhao yakui.zhao at intel.com
Thu Nov 19 21:55:15 PST 2009


On Wed, 2009-11-18 at 18:04 +0800, Zhao, Yakui wrote:
> From: Zhao Yakui <yakui.zhao at intel.com>
> 
> Move the EDID quirk for Philips LCD LP154W01 as the panel reports the vertical
> size in cm.
Hi, Keith/Ajax
   How about this patch?
   The incorrect quirk is applied to Philips LCD(154W01), which causes
that the incorrect DPI is obtained. In such case the user will get the
incorrect display.

thanks.
   Yakui
> 
> https://bugs.freedesktop.org/show_bug.cgi?id=24482
> 
> Signed-off-by: Zhao Yakui <yakui.zhao at intel.com>
> ---
>  hw/xfree86/modes/xf86EdidModes.c |   10 ++++------
>  1 files changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/hw/xfree86/modes/xf86EdidModes.c b/hw/xfree86/modes/xf86EdidModes.c
> index 449078e..356e51e 100644
> --- a/hw/xfree86/modes/xf86EdidModes.c
> +++ b/hw/xfree86/modes/xf86EdidModes.c
> @@ -131,8 +131,11 @@ static Bool quirk_detailed_v_in_cm (int scrnIndex, xf86MonPtr DDC)
>  	return TRUE;
>  
>      /* Bug #21000: LGPhilipsLCD LP154W01-TLAJ */
> +    /* Bug #10304: LGPhilipsLCD LP154W01-A5 */
>      if (memcmp (DDC->vendor.name, "LPL", 4) == 0 &&
> -	DDC->vendor.prod_id == 47360)
> +	(DDC->vendor.prod_id == 47360 ||
> +		DDC->vendor.prod_id == 0 ||
> +		DDC->vendor.prod_id == 0x2a00))
>  	return TRUE;
>  
>      /* Bug #21750: Samsung Syncmaster 2333HD */
> @@ -145,11 +148,6 @@ static Bool quirk_detailed_v_in_cm (int scrnIndex, xf86MonPtr DDC)
>  
>  static Bool quirk_detailed_use_maximum_size (int scrnIndex, xf86MonPtr DDC)
>  {
> -    /* Bug #10304: LGPhilipsLCD LP154W01-A5 */
> -    if (memcmp (DDC->vendor.name, "LPL", 4) == 0 &&
> -	(DDC->vendor.prod_id == 0 || DDC->vendor.prod_id == 0x2a00))
> -	return TRUE;
> -
>      /* Bug #21324: Iiyama Vision Master 450 */
>      if (memcmp (DDC->vendor.name, "IVM", 4) == 0 &&
>  	DDC->vendor.prod_id == 6400)



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