On Thu, Jun 18, 2020 at 01:27:00PM -0700, Rodrigo Vivi wrote:
> From: Swathi Dhanavanthri <swathi.dhanavant...@intel.com>
>
> commit 63d0f3ea8ebb67160eca281320d255c72b0cb51a upstream.
>
> This workaround now applies to all steppings, not just A0.
> Wa_1409085225 is a temporary A0-only W/A however it is
> identical to Wa_14010229206 and hence the combined workaround
> is made permanent.
> Bspec: 52890
>
> Signed-off-by: Swathi Dhanavanthri <swathi.dhanavant...@intel.com>
> Tested-by: Rafael Antognolli <rafael.antogno...@intel.com>
> Reviewed-by: Matt Roper <matthew.d.ro...@intel.com>
> [mattrope: added missing blank line]
> Signed-off-by: Matt Roper <matthew.d.ro...@intel.com>
> Link:
> https://patchwork.freedesktop.org/patch/msgid/20200326234955.16155-1-swathi.dhanavant...@intel.com
> Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
> ---
> drivers/gpu/drm/i915/gt/intel_workarounds.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
What stable kernel(s) is this backport for? You need to give us a hint
:)
thanks,
greg k-h
>
> diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c
> b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> index 5176ad1a3976..092a42367851 100644
> --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
> +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> @@ -1379,12 +1379,6 @@ rcs_engine_wa_init(struct intel_engine_cs *engine,
> struct i915_wa_list *wal)
> GEN7_FF_THREAD_MODE,
> GEN12_FF_TESSELATION_DOP_GATE_DISABLE);
>
> - /*
> - * Wa_1409085225:tgl
> - * Wa_14010229206:tgl
> - */
> - wa_masked_en(wal, GEN9_ROW_CHICKEN4, GEN12_DISABLE_TDL_PUSH);
> -
> /* Wa_1408615072:tgl */
> wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2,
> VSUNIT_CLKGATE_DIS_TGL);
> @@ -1402,6 +1396,12 @@ rcs_engine_wa_init(struct intel_engine_cs *engine,
> struct i915_wa_list *wal)
> wa_masked_en(wal,
> GEN9_CS_DEBUG_MODE1,
> FF_DOP_CLOCK_GATE_DISABLE);
> +
> + /*
> + * Wa_1409085225:tgl
> + * Wa_14010229206:tgl
> + */
> + wa_masked_en(wal, GEN9_ROW_CHICKEN4, GEN12_DISABLE_TDL_PUSH);
> }
>
> if (IS_GEN(i915, 11)) {
> --
> 2.24.1
>
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