[PATCH 3/5] drm/xe/xelp: Add Wa_1604555607

[Matt Roper]

On Thu, Feb 27, 2025 at 10:13:02AM +0000, Tvrtko Ursulin wrote:
> According to the i915 code base and as confirmed in the workaround
> database, apart from setting the GS timer, all XeLP platforms should also
> set the TDS timer.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>
> References: 2b5298b0aa09 ("drm/i915/gen12: Add recommended hardware tuning value")
> Cc: Lucas De Marchi <lucas.demarchi at intel.com>
> Cc: Matt Roper <matthew.d.roper at intel.com>
> Cc: Gustavo Sousa <gustavo.sousa at intel.com>

Reviewed-by: Matt Roper <matthew.d.roper at intel.com>

> ---
>  drivers/gpu/drm/xe/xe_wa.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
> index e446bde3a52b..398bfd0984c2 100644
> --- a/drivers/gpu/drm/xe/xe_wa.c
> +++ b/drivers/gpu/drm/xe/xe_wa.c
> @@ -631,6 +631,13 @@ static const struct xe_rtp_entry_sr lrc_was[] = {
>  						FF_MODE2_GS_TIMER_MASK,
>  						FF_MODE2_GS_TIMER_224))
>  	},
> +	{ XE_RTP_NAME("1604555607"),
> +	  XE_RTP_RULES(GRAPHICS_VERSION_RANGE(1200, 1210), ENGINE_CLASS(RENDER)),
> +	  /* read verification is ignored due to 1608008084. */
> +	  XE_RTP_ACTIONS(FIELD_SET_NO_READ_MASK(FF_MODE2,
> +						FF_MODE2_TDS_TIMER_MASK,
> +						FF_MODE2_TDS_TIMER_128))
> +	},
>  	{ XE_RTP_NAME("1409342910, 14010698770, 14010443199, 1408979724, 1409178076, 1409207793, 1409217633, 1409252684, 1409347922, 1409142259"),
>  	  XE_RTP_RULES(GRAPHICS_VERSION_RANGE(1200, 1210)),
>  	  XE_RTP_ACTIONS(SET(COMMON_SLICE_CHICKEN3,
> -- 
> 2.48.0
> 

-- 
Matt Roper
Graphics Software Engineer
Linux GPU Platform Enablement
Intel Corporation