[Intel-gfx] [PATCH 09/22] drm/i915: Lift timeline into intel_context
Chris Wilson
chris at chris-wilson.co.uk
Tue Aug 6 09:05:22 UTC 2019
Move the timeline from being inside the intel_ring to intel_context
itself. This saves much pointer dancing and makes the relations of the
context to its timeline much clearer.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
drivers/gpu/drm/i915/gem/i915_gem_context.c | 35 +++++++---
.../gpu/drm/i915/gem/i915_gem_execbuffer.c | 2 +-
drivers/gpu/drm/i915/gt/intel_context.c | 21 ++++--
drivers/gpu/drm/i915/gt/intel_context.h | 8 +--
drivers/gpu/drm/i915/gt/intel_context_types.h | 1 +
drivers/gpu/drm/i915/gt/intel_engine.h | 4 +-
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 1 -
drivers/gpu/drm/i915/gt/intel_engine_types.h | 8 ++-
drivers/gpu/drm/i915/gt/intel_lrc.c | 33 ++++------
drivers/gpu/drm/i915/gt/intel_ringbuffer.c | 63 +++++++++---------
drivers/gpu/drm/i915/gt/mock_engine.c | 64 ++++++++-----------
drivers/gpu/drm/i915/gt/selftest_context.c | 2 +-
drivers/gpu/drm/i915/i915_active.c | 6 +-
drivers/gpu/drm/i915/i915_request.c | 10 +--
.../gpu/drm/i915/selftests/i915_gem_evict.c | 19 +++---
15 files changed, 142 insertions(+), 135 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 6274cfe3ad3c..f26c21e74eda 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -488,6 +488,29 @@ static void __assign_ppgtt(struct i915_gem_context *ctx,
i915_vm_put(vm);
}
+static void __set_timeline(struct intel_timeline **dst,
+ struct intel_timeline *src)
+{
+ struct intel_timeline *old = *dst;
+
+ *dst = src ? intel_timeline_get(src) : NULL;
+
+ if (old)
+ intel_timeline_put(old);
+}
+
+static void __apply_timeline(struct intel_context *ce, void *timeline)
+{
+ __set_timeline(&ce->timeline, timeline);
+}
+
+static void __assign_timeline(struct i915_gem_context *ctx,
+ struct intel_timeline *timeline)
+{
+ __set_timeline(&ctx->timeline, timeline);
+ context_apply_all(ctx, __apply_timeline, timeline);
+}
+
static struct i915_gem_context *
i915_gem_create_context(struct drm_i915_private *dev_priv, unsigned int flags)
{
@@ -530,7 +553,8 @@ i915_gem_create_context(struct drm_i915_private *dev_priv, unsigned int flags)
return ERR_CAST(timeline);
}
- ctx->timeline = timeline;
+ __assign_timeline(ctx, timeline);
+ intel_timeline_put(timeline);
}
trace_i915_context_create(ctx);
@@ -1989,13 +2013,8 @@ static int clone_sseu(struct i915_gem_context *dst,
static int clone_timeline(struct i915_gem_context *dst,
struct i915_gem_context *src)
{
- if (src->timeline) {
- GEM_BUG_ON(src->timeline == dst->timeline);
-
- if (dst->timeline)
- intel_timeline_put(dst->timeline);
- dst->timeline = intel_timeline_get(src->timeline);
- }
+ if (src->timeline)
+ __assign_timeline(dst, src->timeline);
return 0;
}
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 0c8c909743f1..cee37322b953 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -2176,7 +2176,7 @@ static int eb_pin_context(struct i915_execbuffer *eb, struct intel_context *ce)
static void eb_unpin_context(struct i915_execbuffer *eb)
{
struct intel_context *ce = eb->context;
- struct intel_timeline *tl = ce->ring->timeline;
+ struct intel_timeline *tl = ce->timeline;
mutex_lock(&tl->mutex);
intel_context_exit(ce);
diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c
index 6d1d4e8dbfc9..77833f1558a9 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.c
+++ b/drivers/gpu/drm/i915/gt/intel_context.c
@@ -68,7 +68,7 @@ int __intel_context_do_pin(struct intel_context *ce)
goto err;
GEM_TRACE("%s context:%llx pin ring:{head:%04x, tail:%04x}\n",
- ce->engine->name, ce->ring->timeline->fence_context,
+ ce->engine->name, ce->timeline->fence_context,
ce->ring->head, ce->ring->tail);
i915_gem_context_get(ce->gem_context); /* for ctx->ppgtt */
@@ -98,7 +98,7 @@ void intel_context_unpin(struct intel_context *ce)
if (likely(atomic_dec_and_test(&ce->pin_count))) {
GEM_TRACE("%s context:%llx retire\n",
- ce->engine->name, ce->ring->timeline->fence_context);
+ ce->engine->name, ce->timeline->fence_context);
ce->ops->unpin(ce);
@@ -143,11 +143,12 @@ static void __intel_context_retire(struct i915_active *active)
struct intel_context *ce = container_of(active, typeof(*ce), active);
GEM_TRACE("%s context:%llx retire\n",
- ce->engine->name, ce->ring->timeline->fence_context);
+ ce->engine->name, ce->timeline->fence_context);
if (ce->state)
__context_unpin_state(ce->state);
+ intel_timeline_unpin(ce->timeline);
intel_ring_unpin(ce->ring);
intel_context_put(ce);
}
@@ -163,15 +164,21 @@ static int __intel_context_active(struct i915_active *active)
if (err)
goto err_put;
+ err = intel_timeline_pin(ce->timeline);
+ if (err)
+ goto err_ring;
+
if (!ce->state)
return 0;
err = __context_pin_state(ce->state);
if (err)
- goto err_ring;
+ goto err_timeline;
return 0;
+err_timeline:
+ intel_timeline_unpin(ce->timeline);
err_ring:
intel_ring_unpin(ce->ring);
err_put:
@@ -218,6 +225,8 @@ intel_context_init(struct intel_context *ce,
ce->gem_context = ctx;
ce->vm = i915_vm_get(ctx->vm ?: &engine->gt->ggtt->vm);
+ if (ctx->timeline)
+ ce->timeline = intel_timeline_get(ctx->timeline);
ce->engine = engine;
ce->ops = engine->cops;
@@ -235,6 +244,8 @@ intel_context_init(struct intel_context *ce,
void intel_context_fini(struct intel_context *ce)
{
+ if (ce->timeline)
+ intel_timeline_put(ce->timeline);
i915_vm_put(ce->vm);
mutex_destroy(&ce->pin_mutex);
@@ -279,7 +290,7 @@ void intel_context_exit_engine(struct intel_context *ce)
int intel_context_prepare_remote_request(struct intel_context *ce,
struct i915_request *rq)
{
- struct intel_timeline *tl = ce->ring->timeline;
+ struct intel_timeline *tl = ce->timeline;
int err;
/* Only suitable for use in remotely modifying this context */
diff --git a/drivers/gpu/drm/i915/gt/intel_context.h b/drivers/gpu/drm/i915/gt/intel_context.h
index 13f28dd316bc..9fa8b588f18e 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.h
+++ b/drivers/gpu/drm/i915/gt/intel_context.h
@@ -120,15 +120,15 @@ static inline void intel_context_put(struct intel_context *ce)
static inline int __must_check
intel_context_timeline_lock(struct intel_context *ce)
- __acquires(&ce->ring->timeline->mutex)
+ __acquires(&ce->timeline->mutex)
{
- return mutex_lock_interruptible(&ce->ring->timeline->mutex);
+ return mutex_lock_interruptible(&ce->timeline->mutex);
}
static inline void intel_context_timeline_unlock(struct intel_context *ce)
- __releases(&ce->ring->timeline->mutex)
+ __releases(&ce->timeline->mutex)
{
- mutex_unlock(&ce->ring->timeline->mutex);
+ mutex_unlock(&ce->timeline->mutex);
}
int intel_context_prepare_remote_request(struct intel_context *ce,
diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h
index cff6238c213a..a632b20ec4d8 100644
--- a/drivers/gpu/drm/i915/gt/intel_context_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_context_types.h
@@ -53,6 +53,7 @@ struct intel_context {
struct i915_vma *state;
struct intel_ring *ring;
+ struct intel_timeline *timeline;
unsigned long flags;
#define CONTEXT_ALLOC_BIT 0
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h
index 37c391cee441..e1228b0e577f 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine.h
+++ b/drivers/gpu/drm/i915/gt/intel_engine.h
@@ -196,9 +196,7 @@ intel_write_status_page(struct intel_engine_cs *engine, int reg, u32 value)
#define CNL_HWS_CSB_WRITE_INDEX 0x2f
struct intel_ring *
-intel_engine_create_ring(struct intel_engine_cs *engine,
- struct intel_timeline *timeline,
- int size);
+intel_engine_create_ring(struct intel_engine_cs *engine, int size);
int intel_ring_pin(struct intel_ring *ring);
void intel_ring_reset(struct intel_ring *ring, u32 tail);
unsigned int intel_ring_update_space(struct intel_ring *ring);
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 9b13ce11e99c..0f841e1e50ca 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -700,7 +700,6 @@ static int measure_breadcrumb_dw(struct intel_engine_cs *engine)
goto out_frame;
INIT_LIST_HEAD(&frame->ring.request_list);
- frame->ring.timeline = &frame->timeline;
frame->ring.vaddr = frame->cs;
frame->ring.size = sizeof(frame->cs);
frame->ring.effective_size = frame->ring.size;
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_types.h b/drivers/gpu/drm/i915/gt/intel_engine_types.h
index dacaa707c797..eba3111038a9 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_engine_types.h
@@ -69,7 +69,6 @@ struct intel_ring {
struct i915_vma *vma;
void *vaddr;
- struct intel_timeline *timeline;
struct list_head request_list;
struct list_head active_link;
@@ -283,8 +282,6 @@ struct intel_engine_cs {
struct intel_sseu sseu;
- struct intel_ring *buffer;
-
struct {
spinlock_t lock;
struct list_head requests;
@@ -303,6 +300,11 @@ struct intel_engine_cs {
struct drm_i915_gem_object *default_state;
void *pinned_default_state;
+ struct {
+ struct intel_ring *ring;
+ struct intel_timeline *timeline;
+ } legacy;
+
/* Rather than have every client wait upon all user interrupts,
* with the herd waking after every interrupt and each doing the
* heavyweight seqno dance, we delegate the task (of being the
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 491f0cb34f51..6dbc9418ddce 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -2819,9 +2819,6 @@ logical_ring_default_irqs(struct intel_engine_cs *engine)
int intel_execlists_submission_setup(struct intel_engine_cs *engine)
{
- /* Intentionally left blank. */
- engine->buffer = NULL;
-
tasklet_init(&engine->execlists.tasklet,
execlists_submission_tasklet, (unsigned long)engine);
timer_setup(&engine->execlists.timer, execlists_submission_timer, 0);
@@ -3069,23 +3066,13 @@ populate_lr_context(struct intel_context *ce,
return ret;
}
-static struct intel_timeline *
-get_timeline(struct i915_gem_context *ctx, struct intel_gt *gt)
-{
- if (ctx->timeline)
- return intel_timeline_get(ctx->timeline);
- else
- return intel_timeline_create(gt, NULL);
-}
-
static int __execlists_context_alloc(struct intel_context *ce,
struct intel_engine_cs *engine)
{
struct drm_i915_gem_object *ctx_obj;
+ struct intel_ring *ring;
struct i915_vma *vma;
u32 context_size;
- struct intel_ring *ring;
- struct intel_timeline *timeline;
int ret;
if (ce->state)
@@ -3109,15 +3096,19 @@ static int __execlists_context_alloc(struct intel_context *ce,
goto error_deref_obj;
}
- timeline = get_timeline(ce->gem_context, engine->gt);
- if (IS_ERR(timeline)) {
- ret = PTR_ERR(timeline);
- goto error_deref_obj;
+ if (!ce->timeline) {
+ struct intel_timeline *tl;
+
+ tl = intel_timeline_create(engine->gt, NULL);
+ if (IS_ERR(tl)) {
+ ret = PTR_ERR(tl);
+ goto error_deref_obj;
+ }
+
+ ce->timeline = tl;
}
- ring = intel_engine_create_ring(engine, timeline,
- (unsigned long)ce->ring);
- intel_timeline_put(timeline);
+ ring = intel_engine_create_ring(engine, (unsigned long)ce->ring);
if (IS_ERR(ring)) {
ret = PTR_ERR(ring);
goto error_deref_obj;
diff --git a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
index bb69f51ccbfa..e4fc40c3c4d9 100644
--- a/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/gt/intel_ringbuffer.c
@@ -636,7 +636,7 @@ static bool stop_ring(struct intel_engine_cs *engine)
static int xcs_resume(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- struct intel_ring *ring = engine->buffer;
+ struct intel_ring *ring = engine->legacy.ring;
int ret = 0;
GEM_TRACE("%s: ring:{HEAD:%04x, TAIL:%04x}\n",
@@ -832,12 +832,12 @@ static void reset_ring(struct intel_engine_cs *engine, bool stalled)
*/
__i915_request_reset(rq, stalled);
- GEM_BUG_ON(rq->ring != engine->buffer);
+ GEM_BUG_ON(rq->ring != engine->legacy.ring);
head = rq->head;
} else {
- head = engine->buffer->tail;
+ head = engine->legacy.ring->tail;
}
- engine->buffer->head = intel_ring_wrap(engine->buffer, head);
+ engine->legacy.ring->head = intel_ring_wrap(engine->legacy.ring, head);
spin_unlock_irqrestore(&engine->active.lock, flags);
}
@@ -1192,10 +1192,6 @@ int intel_ring_pin(struct intel_ring *ring)
if (atomic_fetch_inc(&ring->pin_count))
return 0;
- ret = intel_timeline_pin(ring->timeline);
- if (ret)
- goto err_unpin;
-
flags = PIN_GLOBAL;
/* Ring wraparound at offset 0 sometimes hangs. No idea why. */
@@ -1208,7 +1204,7 @@ int intel_ring_pin(struct intel_ring *ring)
ret = i915_vma_pin(vma, 0, 0, flags);
if (unlikely(ret))
- goto err_timeline;
+ goto err_unpin;
if (i915_vma_is_map_and_fenceable(vma))
addr = (void __force *)i915_vma_pin_iomap(vma);
@@ -1225,13 +1221,10 @@ int intel_ring_pin(struct intel_ring *ring)
GEM_BUG_ON(ring->vaddr);
ring->vaddr = addr;
- GEM_TRACE("ring:%llx pin\n", ring->timeline->fence_context);
return 0;
err_ring:
i915_vma_unpin(vma);
-err_timeline:
- intel_timeline_unpin(ring->timeline);
err_unpin:
atomic_dec(&ring->pin_count);
return ret;
@@ -1254,8 +1247,6 @@ void intel_ring_unpin(struct intel_ring *ring)
if (!atomic_dec_and_test(&ring->pin_count))
return;
- GEM_TRACE("ring:%llx unpin\n", ring->timeline->fence_context);
-
/* Discard any unused bytes beyond that submitted to hw. */
intel_ring_reset(ring, ring->tail);
@@ -1270,8 +1261,6 @@ void intel_ring_unpin(struct intel_ring *ring)
i915_vma_unpin(vma);
i915_vma_make_purgeable(vma);
-
- intel_timeline_unpin(ring->timeline);
}
static struct i915_vma *create_ring_vma(struct i915_ggtt *ggtt, int size)
@@ -1306,9 +1295,7 @@ static struct i915_vma *create_ring_vma(struct i915_ggtt *ggtt, int size)
}
struct intel_ring *
-intel_engine_create_ring(struct intel_engine_cs *engine,
- struct intel_timeline *timeline,
- int size)
+intel_engine_create_ring(struct intel_engine_cs *engine, int size)
{
struct drm_i915_private *i915 = engine->i915;
struct intel_ring *ring;
@@ -1323,7 +1310,6 @@ intel_engine_create_ring(struct intel_engine_cs *engine,
kref_init(&ring->ref);
INIT_LIST_HEAD(&ring->request_list);
- ring->timeline = intel_timeline_get(timeline);
ring->size = size;
/* Workaround an erratum on the i830 which causes a hang if
@@ -1353,7 +1339,6 @@ void intel_ring_free(struct kref *ref)
i915_vma_close(ring->vma);
i915_vma_put(ring->vma);
- intel_timeline_put(ring->timeline);
kfree(ring);
}
@@ -1485,8 +1470,9 @@ static int ring_context_alloc(struct intel_context *ce)
struct intel_engine_cs *engine = ce->engine;
/* One ringbuffer to rule them all */
- GEM_BUG_ON(!engine->buffer);
- ce->ring = engine->buffer;
+ GEM_BUG_ON(!engine->legacy.ring);
+ ce->ring = engine->legacy.ring;
+ ce->timeline = intel_timeline_get(engine->legacy.timeline);
if (engine->context_size) {
struct i915_vma *vma;
@@ -2164,8 +2150,11 @@ static void ring_destroy(struct intel_engine_cs *engine)
intel_engine_cleanup_common(engine);
- intel_ring_unpin(engine->buffer);
- intel_ring_put(engine->buffer);
+ intel_ring_unpin(engine->legacy.ring);
+ intel_ring_put(engine->legacy.ring);
+
+ intel_timeline_unpin(engine->legacy.timeline);
+ intel_timeline_put(engine->legacy.timeline);
kfree(engine);
}
@@ -2349,32 +2338,40 @@ int intel_ring_submission_init(struct intel_engine_cs *engine)
}
GEM_BUG_ON(timeline->has_initial_breadcrumb);
- ring = intel_engine_create_ring(engine, timeline, SZ_16K);
- intel_timeline_put(timeline);
+ err = intel_timeline_pin(timeline);
+ if (err)
+ goto err_timeline;
+
+ ring = intel_engine_create_ring(engine, SZ_16K);
if (IS_ERR(ring)) {
err = PTR_ERR(ring);
- goto err;
+ goto err_timeline_unpin;
}
err = intel_ring_pin(ring);
if (err)
goto err_ring;
- GEM_BUG_ON(engine->buffer);
- engine->buffer = ring;
+ GEM_BUG_ON(engine->legacy.ring);
+ engine->legacy.ring = ring;
+ engine->legacy.timeline = timeline;
err = intel_engine_init_common(engine);
if (err)
- goto err_unpin;
+ goto err_ring_unpin;
- GEM_BUG_ON(ring->timeline->hwsp_ggtt != engine->status_page.vma);
+ GEM_BUG_ON(timeline->hwsp_ggtt != engine->status_page.vma);
return 0;
-err_unpin:
+err_ring_unpin:
intel_ring_unpin(ring);
err_ring:
intel_ring_put(ring);
+err_timeline_unpin:
+ intel_timeline_unpin(timeline);
+err_timeline:
+ intel_timeline_put(timeline);
err:
intel_engine_cleanup_common(engine);
return err;
diff --git a/drivers/gpu/drm/i915/gt/mock_engine.c b/drivers/gpu/drm/i915/gt/mock_engine.c
index 3aca88604d2d..16b0927e3948 100644
--- a/drivers/gpu/drm/i915/gt/mock_engine.c
+++ b/drivers/gpu/drm/i915/gt/mock_engine.c
@@ -32,11 +32,6 @@
#include "mock_engine.h"
#include "selftests/mock_request.h"
-struct mock_ring {
- struct intel_ring base;
- struct intel_timeline timeline;
-};
-
static void mock_timeline_pin(struct intel_timeline *tl)
{
tl->pin_count++;
@@ -51,36 +46,22 @@ static void mock_timeline_unpin(struct intel_timeline *tl)
static struct intel_ring *mock_ring(struct intel_engine_cs *engine)
{
const unsigned long sz = PAGE_SIZE / 2;
- struct mock_ring *ring;
+ struct intel_ring *ring;
ring = kzalloc(sizeof(*ring) + sz, GFP_KERNEL);
if (!ring)
return NULL;
- if (intel_timeline_init(&ring->timeline, engine->gt, NULL)) {
- kfree(ring);
- return NULL;
- }
-
- kref_init(&ring->base.ref);
- ring->base.size = sz;
- ring->base.effective_size = sz;
- ring->base.vaddr = (void *)(ring + 1);
- ring->base.timeline = &ring->timeline;
- atomic_set(&ring->base.pin_count, 1);
+ kref_init(&ring->ref);
+ ring->size = sz;
+ ring->effective_size = sz;
+ ring->vaddr = (void *)(ring + 1);
+ atomic_set(&ring->pin_count, 1);
- INIT_LIST_HEAD(&ring->base.request_list);
- intel_ring_update_space(&ring->base);
-
- return &ring->base;
-}
-
-static void mock_ring_free(struct intel_ring *base)
-{
- struct mock_ring *ring = container_of(base, typeof(*ring), base);
+ INIT_LIST_HEAD(&ring->request_list);
+ intel_ring_update_space(ring);
- intel_timeline_fini(&ring->timeline);
- kfree(ring);
+ return ring;
}
static struct i915_request *first_request(struct mock_engine *engine)
@@ -131,7 +112,6 @@ static void hw_delay_complete(struct timer_list *t)
static void mock_context_unpin(struct intel_context *ce)
{
- mock_timeline_unpin(ce->ring->timeline);
}
static void mock_context_destroy(struct kref *ref)
@@ -140,8 +120,12 @@ static void mock_context_destroy(struct kref *ref)
GEM_BUG_ON(intel_context_is_pinned(ce));
- if (test_bit(CONTEXT_ALLOC_BIT, &ce->flags))
- mock_ring_free(ce->ring);
+ if (test_bit(CONTEXT_ALLOC_BIT, &ce->flags)) {
+ kfree(ce->ring);
+
+ mock_timeline_unpin(ce->timeline);
+ intel_timeline_put(ce->timeline);
+ }
intel_context_fini(ce);
intel_context_free(ce);
@@ -153,19 +137,21 @@ static int mock_context_alloc(struct intel_context *ce)
if (!ce->ring)
return -ENOMEM;
+ GEM_BUG_ON(ce->timeline);
+ ce->timeline = intel_timeline_create(ce->engine->gt, NULL);
+ if (IS_ERR(ce->timeline)) {
+ kfree(ce->engine);
+ return PTR_ERR(ce->timeline);
+ }
+
+ mock_timeline_pin(ce->timeline);
+
return 0;
}
static int mock_context_pin(struct intel_context *ce)
{
- int ret;
-
- ret = intel_context_active_acquire(ce);
- if (ret)
- return ret;
-
- mock_timeline_pin(ce->ring->timeline);
- return 0;
+ return intel_context_active_acquire(ce);
}
static const struct intel_context_ops mock_context_ops = {
diff --git a/drivers/gpu/drm/i915/gt/selftest_context.c b/drivers/gpu/drm/i915/gt/selftest_context.c
index d39b5594cb02..9d3cdcc67b4d 100644
--- a/drivers/gpu/drm/i915/gt/selftest_context.c
+++ b/drivers/gpu/drm/i915/gt/selftest_context.c
@@ -32,7 +32,7 @@ static int request_sync(struct i915_request *rq)
static int context_sync(struct intel_context *ce)
{
- struct intel_timeline *tl = ce->ring->timeline;
+ struct intel_timeline *tl = ce->timeline;
int err = 0;
do {
diff --git a/drivers/gpu/drm/i915/i915_active.c b/drivers/gpu/drm/i915/i915_active.c
index 1e09722b5317..7698fcaa648a 100644
--- a/drivers/gpu/drm/i915/i915_active.c
+++ b/drivers/gpu/drm/i915/i915_active.c
@@ -246,7 +246,7 @@ static bool __active_del_barrier(struct i915_active *ref,
struct llist_node *head = NULL, *tail = NULL;
struct llist_node *pos, *next;
- GEM_BUG_ON(node->timeline != engine->kernel_context->ring->timeline->fence_context);
+ GEM_BUG_ON(node->timeline != engine->kernel_context->timeline->fence_context);
/*
* Rebuild the llist excluding our node. We may perform this
@@ -568,7 +568,7 @@ int i915_active_acquire_preallocate_barrier(struct i915_active *ref,
* i915_active_acquire_barrier()
*/
for_each_engine_masked(engine, i915, mask, tmp) {
- u64 idx = engine->kernel_context->ring->timeline->fence_context;
+ u64 idx = engine->kernel_context->timeline->fence_context;
struct active_node *node;
node = reuse_idle_barrier(ref, idx);
@@ -665,7 +665,7 @@ void i915_request_add_active_barriers(struct i915_request *rq)
struct llist_node *node, *next;
GEM_BUG_ON(intel_engine_is_virtual(engine));
- GEM_BUG_ON(rq->timeline != engine->kernel_context->ring->timeline);
+ GEM_BUG_ON(rq->timeline != engine->kernel_context->timeline);
/*
* Attach the list of proto-fences to the in-flight request such
diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c
index 81094f250bdb..30ae2d630022 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -305,12 +305,12 @@ static bool i915_request_retire(struct i915_request *rq)
local_irq_enable();
- intel_context_exit(rq->hw_context);
- intel_context_unpin(rq->hw_context);
-
i915_request_remove_from_client(rq);
list_del(&rq->link);
+ intel_context_exit(rq->hw_context);
+ intel_context_unpin(rq->hw_context);
+
free_capture_list(rq);
i915_sched_node_fini(&rq->sched);
i915_request_put(rq);
@@ -607,7 +607,7 @@ request_alloc_slow(struct intel_context *ce, gfp_t gfp)
struct i915_request *
__i915_request_create(struct intel_context *ce, gfp_t gfp)
{
- struct intel_timeline *tl = ce->ring->timeline;
+ struct intel_timeline *tl = ce->timeline;
struct i915_request *rq;
u32 seqno;
int ret;
@@ -759,7 +759,7 @@ i915_request_create(struct intel_context *ce)
goto err_unlock;
/* Check that we do not interrupt ourselves with a new request */
- rq->cookie = lockdep_pin_lock(&ce->ring->timeline->mutex);
+ rq->cookie = lockdep_pin_lock(&ce->timeline->mutex);
return rq;
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
index b6449d0a8c17..cb30c669b1b7 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
@@ -48,26 +48,29 @@ static int populate_ggtt(struct drm_i915_private *i915,
{
unsigned long unbound, bound, count;
struct drm_i915_gem_object *obj;
- u64 size;
count = 0;
- for (size = 0;
- size + I915_GTT_PAGE_SIZE <= i915->ggtt.vm.total;
- size += I915_GTT_PAGE_SIZE) {
+ do {
struct i915_vma *vma;
obj = i915_gem_object_create_internal(i915, I915_GTT_PAGE_SIZE);
if (IS_ERR(obj))
return PTR_ERR(obj);
- quirk_add(obj, objects);
-
vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, 0);
- if (IS_ERR(vma))
+ if (IS_ERR(vma)) {
+ i915_gem_object_put(obj);
+ if (vma == ERR_PTR(-ENOSPC))
+ break;
+
return PTR_ERR(vma);
+ }
+ quirk_add(obj, objects);
count++;
- }
+ } while (1);
+ pr_debug("Filled GGTT with %lu pages [%llu total]\n",
+ count, i915->ggtt.vm.total / PAGE_SIZE);
bound = 0;
unbound = 0;
--
2.23.0.rc1
More information about the Intel-gfx
mailing list