Re: [Intel-gfx] [PATCH] drm/i915/tgl: Make Wa_1606700617/22010271021 permanent

[Souza, Jose]

On Wed, 2020-09-09 at 12:14 -0700, Swathi Dhanavanthri wrote:
> This workaround now applies to all TGL steppings.
> 
> Signed-off-by: Swathi Dhanavanthri <
> swathi.dhanavant...@intel.com
> >
> ---
>  drivers/gpu/drm/i915/gt/intel_workarounds.c | 7 ---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c 
> b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> index 39817c5a7058..f2225f065799 100644
> --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
> +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> @@ -1729,10 +1729,11 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, 
> struct i915_wa_list *wal)
>GEN6_RC_SLEEP_PSMI_CONTROL,
>GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE |
>GEN8_RC_SEMA_IDLE_MSG_DISABLE);
> - }
>  
> - if (IS_TGL_U(i915) || IS_TGL_Y(i915)) {
> - /* Wa_1606700617:tgl */
> + /*
> +  * Wa_1606700617:tgl
> +  * Wa_22010271021:tgl
> +  */

this is extending the wa to RKL too.

>   wa_masked_en(wal,
>GEN9_CS_DEBUG_MODE1,
>FF_DOP_CLOCK_GATE_DISABLE);
> 
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[Intel-gfx] [PATCH] drm/i915/tgl: Make Wa_1606700617/22010271021 permanent

[Swathi Dhanavanthri]

This workaround now applies to all TGL steppings.

Signed-off-by: Swathi Dhanavanthri 
---
 drivers/gpu/drm/i915/gt/intel_workarounds.c | 7 ---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c 
b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 39817c5a7058..f2225f065799 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1729,10 +1729,11 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, 
struct i915_wa_list *wal)
 GEN6_RC_SLEEP_PSMI_CONTROL,
 GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE |
 GEN8_RC_SEMA_IDLE_MSG_DISABLE);
-   }
 
-   if (IS_TGL_U(i915) || IS_TGL_Y(i915)) {
-   /* Wa_1606700617:tgl */
+   /*
+* Wa_1606700617:tgl
+* Wa_22010271021:tgl
+*/
wa_masked_en(wal,
 GEN9_CS_DEBUG_MODE1,
 FF_DOP_CLOCK_GATE_DISABLE);
-- 
2.20.1

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