The patch below does not apply to the 5.4-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From 5ce6861d36ed5207aff9e5eead4c7cc38a986586 Mon Sep 17 00:00:00 2001
From: Venkata Sandeep Dhanalakota <venkata.s.dhanalakota@xxxxxxxxx>
Date: Thu, 5 Nov 2020 17:18:42 -0800
Subject: [PATCH] drm/i915: Correctly set SFC capability for video engines
SFC capability of video engines is not set correctly because i915
is testing for incorrect bits.
Fixes: c5d3e39caa45 ("drm/i915: Engine discovery query")
Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Signed-off-by: Venkata Sandeep Dhanalakota <venkata.s.dhanalakota@xxxxxxxxx>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@xxxxxxxxx>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # v5.3+
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20201106011842.36203-1-daniele.ceraolospurio@xxxxxxxxx
(cherry picked from commit ad18fa0f5f052046cad96fee762b5c64f42dd86a)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 5bfb5f7ed02c..efdeb7b7b2a0 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -371,7 +371,8 @@ static void __setup_engine_capabilities(struct intel_engine_cs *engine)
* instances.
*/
if ((INTEL_GEN(i915) >= 11 &&
- engine->gt->info.vdbox_sfc_access & engine->mask) ||
+ (engine->gt->info.vdbox_sfc_access &
+ BIT(engine->instance))) ||
(INTEL_GEN(i915) >= 9 && engine->instance == 0))
engine->uabi_capabilities |=
I915_VIDEO_AND_ENHANCE_CLASS_CAPABILITY_SFC;
