[Intel-gfx] [PATCH] bug #17395: Quirk CRT for Sony VGC-LT71DB

[Eric Anholt]

On Wed, 2008-12-10 at 11:38 +0800, Zhenyu Wang wrote:
> ---
>  src/i830.h        |    1 +
>  src/i830_crt.c    |    3 +++
>  src/i830_quirks.c |    7 +++++++
>  3 files changed, 11 insertions(+), 0 deletions(-)
> 
> diff --git a/src/i830.h b/src/i830.h
> index db35c1d..8ad5c69 100644
> --- a/src/i830.h
> +++ b/src/i830.h
> @@ -1034,6 +1034,7 @@ extern const int I830CopyROP[16];
>  #define QUIRK_IVCH_NEED_DVOB		0x00000010
>  #define QUIRK_RESET_MODES		0x00000020
>  #define QUIRK_PFIT_SAFE			0x00000040
> +#define QUIRK_IGNORE_CRT		0x00000080
>  extern void i830_fixup_devices(ScrnInfoPtr);
>  
>  #endif /* _I830_H_ */
> diff --git a/src/i830_crt.c b/src/i830_crt.c
> index ad81fbb..605ecf9 100644
> --- a/src/i830_crt.c
> +++ b/src/i830_crt.c
> @@ -517,6 +517,9 @@ i830_crt_init(ScrnInfoPtr pScrn)
>      I830OutputPrivatePtr    i830_output;
>      I830Ptr		    pI830 = I830PTR(pScrn);
>  
> +    if (pI830->quirk_flag & QUIRK_IGNORE_CRT)
> +	return;
> +
>      output = xf86OutputCreate (pScrn, &i830_crt_output_funcs, "VGA");
>      if (!output)
>  	return;
> diff --git a/src/i830_quirks.c b/src/i830_quirks.c
> index 54e3af6..1604294 100644
> --- a/src/i830_quirks.c
> +++ b/src/i830_quirks.c
> @@ -194,6 +194,11 @@ static void quirk_ignore_lvds (I830Ptr pI830)
>      pI830->quirk_flag |= QUIRK_IGNORE_LVDS;
>  }
>  
> +static void quirk_ignore_crt (I830Ptr pI830)
> +{
> +    pI830->quirk_flag |= QUIRK_IGNORE_CRT;
> +}
> +
>  static void quirk_mac_mini (I830Ptr pI830)
>  {
>      pI830->quirk_flag |= QUIRK_IGNORE_MACMINI_LVDS;
> @@ -318,6 +323,8 @@ static i830_quirk i830_quirk_list[] = {
>      { PCI_CHIP_I830_M, 0x104d, 0x8100, quirk_ivch_dvob },
>      /* Sony vaio VGN-SZ4MN (See LP: #212163) */
>      { PCI_CHIP_I830_M, 0x104d, 0x81e6, quirk_pipea_force },
> +    /* Sony VGC-LT71DB has no VGA output (bug #17395) */
> +    { PCI_CHIP_I965_GM, 0x104d, 0x9018, quirk_ignore_crt },
>  
>      /* Ordi Enduro UW31 (See LP: #152416) */
>      { PCI_CHIP_I945_GM, 0x1584, 0x9900, quirk_ignore_tv },

looks good to me

-- 
Eric Anholt
eric at anholt.net                         eric.anholt at intel.com


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