We want to stop touching directly i915_gem_object struct members in
intel_frontbuffer code. As a part of this we add helper macro to get i915
device from i915_gem_object.
v2: operate on and return pointer in defined macros
Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx>
Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
.../gpu/drm/i915/display/intel_frontbuffer.c | 18 +++++++++---------
.../gpu/drm/i915/gem/i915_gem_object_types.h | 3 +++
2 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_frontbuffer.c b/drivers/gpu/drm/i915/display/intel_frontbuffer.c
index 17a7aa8b28c2..3ce0436a0c7d 100644
--- a/drivers/gpu/drm/i915/display/intel_frontbuffer.c
+++ b/drivers/gpu/drm/i915/display/intel_frontbuffer.c
@@ -167,7 +167,7 @@ void __intel_fb_invalidate(struct intel_frontbuffer *front,
enum fb_op_origin origin,
unsigned int frontbuffer_bits)
{
- struct drm_i915_private *i915 = to_i915(front->obj->base.dev);
+ struct drm_i915_private *i915 = intel_bo_to_i915(front->obj);
if (origin == ORIGIN_CS) {
spin_lock(&i915->display.fb_tracking.lock);
@@ -188,7 +188,7 @@ void __intel_fb_flush(struct intel_frontbuffer *front,
enum fb_op_origin origin,
unsigned int frontbuffer_bits)
{
- struct drm_i915_private *i915 = to_i915(front->obj->base.dev);
+ struct drm_i915_private *i915 = intel_bo_to_i915(front->obj);
if (origin == ORIGIN_CS) {
spin_lock(&i915->display.fb_tracking.lock);
@@ -221,14 +221,14 @@ static void frontbuffer_retire(struct i915_active *ref)
}
static void frontbuffer_release(struct kref *ref)
- __releases(&to_i915(front->obj->base.dev)->display.fb_tracking.lock)
+ __releases(&intel_bo_to_i915(front->obj)->display.fb_tracking.lock)
{
struct intel_frontbuffer *front =
container_of(ref, typeof(*front), ref);
struct drm_i915_gem_object *obj = front->obj;
struct i915_vma *vma;
- drm_WARN_ON(obj->base.dev, atomic_read(&front->bits));
+ drm_WARN_ON(&intel_bo_to_i915(obj)->drm, atomic_read(&front->bits));
spin_lock(&obj->vma.lock);
for_each_ggtt_vma(vma, obj) {
@@ -238,7 +238,7 @@ static void frontbuffer_release(struct kref *ref)
spin_unlock(&obj->vma.lock);
RCU_INIT_POINTER(obj->frontbuffer, NULL);
- spin_unlock(&to_i915(obj->base.dev)->display.fb_tracking.lock);
+ spin_unlock(&intel_bo_to_i915(obj)->display.fb_tracking.lock);
i915_active_fini(&front->write);
@@ -249,7 +249,7 @@ static void frontbuffer_release(struct kref *ref)
struct intel_frontbuffer *
intel_frontbuffer_get(struct drm_i915_gem_object *obj)
{
- struct drm_i915_private *i915 = to_i915(obj->base.dev);
+ struct drm_i915_private *i915 = intel_bo_to_i915(obj);
struct intel_frontbuffer *front;
front = __intel_frontbuffer_get(obj);
@@ -286,7 +286,7 @@ void intel_frontbuffer_put(struct intel_frontbuffer *front)
{
kref_put_lock(&front->ref,
frontbuffer_release,
- &to_i915(front->obj->base.dev)->display.fb_tracking.lock);
+ &intel_bo_to_i915(front->obj)->display.fb_tracking.lock);
}
/**
@@ -315,13 +315,13 @@ void intel_frontbuffer_track(struct intel_frontbuffer *old,
BUILD_BUG_ON(I915_MAX_PLANES > INTEL_FRONTBUFFER_BITS_PER_PIPE);
if (old) {
- drm_WARN_ON(old->obj->base.dev,
+ drm_WARN_ON(&intel_bo_to_i915(old->obj)->drm,
!(atomic_read(&old->bits) & frontbuffer_bits));
atomic_andnot(frontbuffer_bits, &old->bits);
}
if (new) {
- drm_WARN_ON(new->obj->base.dev,
+ drm_WARN_ON(&intel_bo_to_i915(new->obj)->drm,
atomic_read(&new->bits) & frontbuffer_bits);
atomic_or(frontbuffer_bits, &new->bits);
}
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
index e72c57716bee..3de7db70f4ed 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h
@@ -718,6 +718,9 @@ struct drm_i915_gem_object {
};
};
+#define intel_bo_to_drm_bo(bo) (&(bo)->base)
+#define intel_bo_to_i915(bo) to_i915(intel_bo_to_drm_bo(bo)->dev)
+
static inline struct drm_i915_gem_object *
to_intel_bo(struct drm_gem_object *gem)
{
--
2.34.1
