From f937f5613b6f108b2f93470f357c0880c1b57ffb Mon Sep 17 00:00:00 2001
From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Date: Fri, 21 Jun 2019 08:07:49 +0100
Subject: [PATCH] drm/i915: Store backpointer to intel_gt in the engine
Git-commit: f937f5613b6f108b2f93470f357c0880c1b57ffb
Patch-mainline: v5.4-rc1
References: jsc#SLE-7953
It will come useful in the next patch.
V2: * Do mock_engine as well.
V3: * And the virtual engine...
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190621070811.7006-11-tvrtko.ursulin@linux.intel.com
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 1 +
drivers/gpu/drm/i915/gt/intel_engine_types.h | 2 ++
drivers/gpu/drm/i915/gt/intel_lrc.c | 1 +
drivers/gpu/drm/i915/gt/mock_engine.c | 1 +
4 files changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 5e4bf738ee59..dd23fcaced52 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -316,6 +316,7 @@ intel_engine_setup(struct drm_i915_private *dev_priv,
engine->id = id;
engine->mask = BIT(id);
engine->i915 = dev_priv;
+ engine->gt = &dev_priv->gt;
engine->uncore = &dev_priv->uncore;
__sprint_engine_name(engine->name, info);
engine->hw_id = engine->guc_id = info->hw_id;
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_types.h b/drivers/gpu/drm/i915/gt/intel_engine_types.h
index 9940bad37812..fb65e96fa36b 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_engine_types.h
@@ -36,6 +36,7 @@ struct drm_i915_reg_table;
struct i915_gem_context;
struct i915_request;
struct i915_sched_attr;
+struct intel_gt;
struct intel_uncore;
typedef u8 intel_engine_mask_t;
@@ -257,6 +258,7 @@ struct intel_engine_execlists {
struct intel_engine_cs {
struct drm_i915_private *i915;
+ struct intel_gt *gt;
struct intel_uncore *uncore;
char name[INTEL_ENGINE_CS_MAX_NAME];
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index faa9a2e4e40b..e4b44b3f2d0b 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -3363,6 +3363,7 @@ intel_execlists_create_virtual(struct i915_gem_context *ctx,
return ERR_PTR(-ENOMEM);
ve->base.i915 = ctx->i915;
+ ve->base.gt = siblings[0]->gt;
ve->base.id = -1;
ve->base.class = OTHER_CLASS;
ve->base.uabi_class = I915_ENGINE_CLASS_INVALID;
diff --git a/drivers/gpu/drm/i915/gt/mock_engine.c b/drivers/gpu/drm/i915/gt/mock_engine.c
index 486c6953dcb1..b022af3385f3 100644
--- a/drivers/gpu/drm/i915/gt/mock_engine.c
+++ b/drivers/gpu/drm/i915/gt/mock_engine.c
@@ -257,6 +257,7 @@ struct intel_engine_cs *mock_engine(struct drm_i915_private *i915,
/* minimal engine setup for requests */
engine->base.i915 = i915;
+ engine->base.gt = &i915->gt;
snprintf(engine->base.name, sizeof(engine->base.name), "%s", name);
engine->base.id = id;
engine->base.mask = BIT(id);
--
2.16.4