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From ba4134a41931e0e25d29bb81f8b30a522e29f6f0 Mon Sep 17 00:00:00 2001
From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Date: Fri, 21 Jun 2019 08:08:08 +0100
Subject: drm/i915: Save trip via top-level i915 in a few more places
Git-commit: ba4134a41931e0e25d29bb81f8b30a522e29f6f0
Patch-mainline: v5.4-rc1
References: bsc#1152489

For gt related operations it makes more logical sense to stay in the realm
of gt instead of dereferencing via driver i915.

This patch handles a few of the easy ones with work requiring more
refactoring still outstanding.

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/20190621070811.7006-30-tvrtko.ursulin@linux.intel.com
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/i915/gem/selftests/huge_pages.c       |    3 +--
 drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c |    3 +--
 drivers/gpu/drm/i915/gt/intel_engine_cs.c             |    2 +-
 drivers/gpu/drm/i915/gt/intel_lrc.c                   |    4 ++--
 drivers/gpu/drm/i915/gt/intel_ringbuffer.c            |    2 +-
 drivers/gpu/drm/i915/gt/intel_workarounds.c           |    2 +-
 drivers/gpu/drm/i915/gt/selftest_hangcheck.c          |    8 ++++----
 drivers/gpu/drm/i915/gt/selftest_workarounds.c        |    2 +-
 drivers/gpu/drm/i915/i915_gem_gtt.c                   |    4 ++--
 drivers/gpu/drm/i915/i915_gem_render_state.c          |    2 +-
 drivers/gpu/drm/i915/i915_gpu_error.c                 |    2 +-
 11 files changed, 16 insertions(+), 18 deletions(-)

--- a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
@@ -1039,8 +1039,7 @@ static int __igt_write_huge(struct i915_
 			    u64 size, u64 offset,
 			    u32 dword, u32 val)
 {
-	struct drm_i915_private *i915 = to_i915(obj->base.dev);
-	struct i915_address_space *vm = ctx->vm ?: &i915->ggtt.vm;
+	struct i915_address_space *vm = ctx->vm ?: &engine->gt->ggtt->vm;
 	unsigned int flags = PIN_USER | PIN_OFFSET_FIXED;
 	struct i915_vma *vma;
 	int err;
--- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c
@@ -234,8 +234,7 @@ static int gpu_fill(struct drm_i915_gem_
 		    struct intel_engine_cs *engine,
 		    unsigned int dw)
 {
-	struct drm_i915_private *i915 = to_i915(obj->base.dev);
-	struct i915_address_space *vm = ctx->vm ?: &i915->ggtt.vm;
+	struct i915_address_space *vm = ctx->vm ?: &engine->gt->ggtt->vm;
 	struct i915_request *rq;
 	struct i915_vma *vma;
 	struct i915_vma *batch;
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -584,7 +584,7 @@ static int init_status_page(struct intel
 
 	i915_gem_object_set_cache_coherency(obj, I915_CACHE_LLC);
 
-	vma = i915_vma_instance(obj, &engine->i915->ggtt.vm, NULL);
+	vma = i915_vma_instance(obj, &engine->gt->ggtt->vm, NULL);
 	if (IS_ERR(vma)) {
 		ret = PTR_ERR(vma);
 		goto err;
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -1954,7 +1954,7 @@ static int lrc_setup_wa_ctx(struct intel
 	if (IS_ERR(obj))
 		return PTR_ERR(obj);
 
-	vma = i915_vma_instance(obj, &engine->i915->ggtt.vm, NULL);
+	vma = i915_vma_instance(obj, &engine->gt->ggtt->vm, NULL);
 	if (IS_ERR(vma)) {
 		err = PTR_ERR(vma);
 		goto err;
@@ -3038,7 +3038,7 @@ static int execlists_context_deferred_al
 	if (IS_ERR(ctx_obj))
 		return PTR_ERR(ctx_obj);
 
-	vma = i915_vma_instance(ctx_obj, &engine->i915->ggtt.vm, NULL);
+	vma = i915_vma_instance(ctx_obj, &engine->gt->ggtt->vm, NULL);
 	if (IS_ERR(vma)) {
 		ret = PTR_ERR(vma);
 		goto error_deref_obj;
--- a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
@@ -1414,7 +1414,7 @@ alloc_context_vma(struct intel_engine_cs
 		i915_gem_object_unpin_map(obj);
 	}
 
-	vma = i915_vma_instance(obj, &i915->ggtt.vm, NULL);
+	vma = i915_vma_instance(obj, &engine->gt->ggtt->vm, NULL);
 	if (IS_ERR(vma)) {
 		err = PTR_ERR(vma);
 		goto err_obj;
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1453,7 +1453,7 @@ static int engine_wa_list_verify(struct
 	if (!wal->count)
 		return 0;
 
-	vma = create_scratch(&ce->engine->i915->ggtt.vm, wal->count);
+	vma = create_scratch(&ce->engine->gt->ggtt->vm, wal->count);
 	if (IS_ERR(vma))
 		return PTR_ERR(vma);
 
--- a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c
+++ b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c
@@ -130,7 +130,7 @@ static struct i915_request *
 hang_create_request(struct hang *h, struct intel_engine_cs *engine)
 {
 	struct drm_i915_private *i915 = h->i915;
-	struct i915_address_space *vm = h->ctx->vm ?: &i915->ggtt.vm;
+	struct i915_address_space *vm = h->ctx->vm ?: &engine->gt->ggtt->vm;
 	struct i915_request *rq = NULL;
 	struct i915_vma *hws, *vma;
 	unsigned int flags;
@@ -143,12 +143,12 @@ hang_create_request(struct hang *h, stru
 		struct drm_i915_gem_object *obj;
 		void *vaddr;
 
-		obj = i915_gem_object_create_internal(h->i915, PAGE_SIZE);
+		obj = i915_gem_object_create_internal(i915, PAGE_SIZE);
 		if (IS_ERR(obj))
 			return ERR_CAST(obj);
 
 		vaddr = i915_gem_object_pin_map(obj,
-						i915_coherent_map_type(h->i915));
+						i915_coherent_map_type(i915));
 		if (IS_ERR(vaddr)) {
 			i915_gem_object_put(obj);
 			return ERR_CAST(vaddr);
@@ -255,7 +255,7 @@ hang_create_request(struct hang *h, stru
 	}
 
 	flags = 0;
-	if (INTEL_GEN(vm->i915) <= 5)
+	if (INTEL_GEN(i915) <= 5)
 		flags |= I915_DISPATCH_SECURE;
 
 	err = rq->engine->emit_bb_start(rq, vma->node.start, PAGE_SIZE, flags);
--- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
@@ -103,7 +103,7 @@ read_nonprivs(struct i915_gem_context *c
 	i915_gem_object_flush_map(result);
 	i915_gem_object_unpin_map(result);
 
-	vma = i915_vma_instance(result, &engine->i915->ggtt.vm, NULL);
+	vma = i915_vma_instance(result, &engine->gt->ggtt->vm, NULL);
 	if (IS_ERR(vma)) {
 		err = PTR_ERR(vma);
 		goto err_obj;
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1905,7 +1905,7 @@ static int gen6_alloc_va_range(struct i9
 
 	if (flush) {
 		mark_tlbs_dirty(&ppgtt->base);
-		gen6_ggtt_invalidate(&vm->i915->ggtt);
+		gen6_ggtt_invalidate(vm->gt->ggtt);
 	}
 
 	goto out;
@@ -2049,7 +2049,7 @@ static const struct i915_vma_ops pd_vma_
 static struct i915_vma *pd_vma_create(struct gen6_ppgtt *ppgtt, int size)
 {
 	struct drm_i915_private *i915 = ppgtt->base.vm.i915;
-	struct i915_ggtt *ggtt = &i915->ggtt;
+	struct i915_ggtt *ggtt = ppgtt->base.vm.gt->ggtt;
 	struct i915_vma *vma;
 
 	GEM_BUG_ON(!IS_ALIGNED(size, I915_GTT_PAGE_SIZE));
--- a/drivers/gpu/drm/i915/i915_gem_render_state.c
+++ b/drivers/gpu/drm/i915/i915_gem_render_state.c
@@ -194,7 +194,7 @@ int i915_gem_render_state_emit(struct i9
 	if (IS_ERR(so.obj))
 		return PTR_ERR(so.obj);
 
-	so.vma = i915_vma_instance(so.obj, &engine->i915->ggtt.vm, NULL);
+	so.vma = i915_vma_instance(so.obj, &engine->gt->ggtt->vm, NULL);
 	if (IS_ERR(so.vma)) {
 		err = PTR_ERR(so.vma);
 		goto err_obj;
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -1406,12 +1406,12 @@ capture_object(struct drm_i915_private *
 static void gem_record_rings(struct i915_gpu_state *error)
 {
 	struct drm_i915_private *i915 = error->i915;
-	struct i915_ggtt *ggtt = &i915->ggtt;
 	int i;
 
 	for (i = 0; i < I915_NUM_ENGINES; i++) {
 		struct intel_engine_cs *engine = i915->engine[i];
 		struct drm_i915_error_engine *ee = &error->engine[i];
+		struct i915_ggtt *ggtt = engine->gt->ggtt;
 		struct i915_request *request;
 		unsigned long flags;