Re: [PATCH v4 4/7] drm/i915/display: Add HAS_DP_SYMBOL_TG()

["Borah, Chaitanya Kumar" <chaitanya.kumar.borah@intel.com>]

On 11/4/2026 8:54 AM, Arun R Murthy wrote:
> Add a macro for the display versions with the DP link layer (LL) symbol
> based timing generator.
> 
> Bspec: 68922
> Signed-off-by: Arun R Murthy <arun.r.murthy@intel.com>
> Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
> ---
>   drivers/gpu/drm/i915/display/intel_display_device.h | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
> index 7121e7cd95124f3df88fa39f4307db4a209feea1..9c4cafd15c19c39bc0403a05c3b2da58adce1aee 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.h
> @@ -169,6 +169,7 @@ struct intel_display_platforms {
>   #define HAS_DOUBLE_WIDE(__display)	(DISPLAY_VER(__display) < 4)
>   #define HAS_DP20(__display)		((__display)->platform.dg2 || DISPLAY_VER(__display) >= 14)
>   #define HAS_DPT(__display)		(DISPLAY_VER(__display) >= 13)
> +#define HAS_DP_SYMBOL_TG(__display)	(DISPLAY_VER(__display) >= 35)
>   #define HAS_DP_MST(__display)		(DISPLAY_INFO(__display)->has_dp_mst)

nit: Please move |HAS_DP_SYMBOL_TG| to follow |HAS_DP_MST| to keep the 
|HAS_*| list alphabetical.

>   #define HAS_DSB(__display)		(DISPLAY_INFO(__display)->has_dsb)
>   #define HAS_DSC(__display)		(DISPLAY_RUNTIME_INFO(__display)->has_dsc)
>