} while (1);
}
+static void intel_context_set_gem(struct intel_context *ce,
+ struct i915_gem_context *ctx)
+{
+ GEM_BUG_ON(ce->gem_context);
+ ce->gem_context = ctx;
+
+ if (!test_bit(CONTEXT_ALLOC_BIT, &ce->flags))
+ ce->ring = __intel_context_ring_size(SZ_16K);
+
+ if (rcu_access_pointer(ctx->vm)) {
+ struct i915_address_space *vm;
+
+ rcu_read_lock();
+ vm = context_get_vm_rcu(ctx); /* hmm */
+ rcu_read_unlock();
+
+ i915_vm_put(ce->vm);
+ ce->vm = vm;
+ }
+
+ GEM_BUG_ON(ce->timeline);
+ if (ctx->timeline)
+ ce->timeline = intel_timeline_get(ctx->timeline);
+
+ if (ctx->sched.priority >= I915_PRIORITY_NORMAL &&
+ intel_engine_has_semaphores(ce->engine))
+ __set_bit(CONTEXT_USE_SEMAPHORES, &ce->flags);
+}
+
static void __free_engines(struct i915_gem_engines *e, unsigned int count)
{
while (count--) {
GEM_BUG_ON(engine->legacy_idx >= I915_NUM_ENGINES);
GEM_BUG_ON(e->engines[engine->legacy_idx]);
- ce = intel_context_create(ctx, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
__free_engines(e, e->num_engines + 1);
return ERR_CAST(ce);
}
+ intel_context_set_gem(ce, ctx);
+
e->engines[engine->legacy_idx] = ce;
e->num_engines = max(e->num_engines, engine->legacy_idx);
}
return ctx;
}
-static void
-destroy_kernel_context(struct i915_gem_context **ctxp)
-{
- struct i915_gem_context *ctx;
-
- /* Keep the context ref so that we can free it immediately ourselves */
- ctx = i915_gem_context_get(fetch_and_zero(ctxp));
- GEM_BUG_ON(!i915_gem_context_is_kernel(ctx));
-
- context_close(ctx);
- i915_gem_context_free(ctx);
-}
-
-struct i915_gem_context *
-i915_gem_context_create_kernel(struct drm_i915_private *i915, int prio)
-{
- struct i915_gem_context *ctx;
-
- ctx = i915_gem_create_context(i915, 0);
- if (IS_ERR(ctx))
- return ctx;
-
- i915_gem_context_clear_bannable(ctx);
- i915_gem_context_set_persistence(ctx);
- ctx->sched.priority = I915_USER_PRIORITY(prio);
-
- GEM_BUG_ON(!i915_gem_context_is_kernel(ctx));
-
- return ctx;
-}
-
static void init_contexts(struct i915_gem_contexts *gc)
{
spin_lock_init(&gc->lock);
init_llist_head(&gc->free_list);
}
-int i915_gem_init_contexts(struct drm_i915_private *i915)
+void i915_gem_init__contexts(struct drm_i915_private *i915)
{
- struct i915_gem_context *ctx;
-
- /* Reassure ourselves we are only called once */
- GEM_BUG_ON(i915->kernel_context);
-
init_contexts(&i915->gem.contexts);
-
- /* lowest priority; idle task */
- ctx = i915_gem_context_create_kernel(i915, I915_PRIORITY_MIN);
- if (IS_ERR(ctx)) {
- DRM_ERROR("Failed to create default global context\n");
- return PTR_ERR(ctx);
- }
- i915->kernel_context = ctx;
-
DRM_DEBUG_DRIVER("%s context support initialized\n",
DRIVER_CAPS(i915)->has_logical_contexts ?
"logical" : "fake");
- return 0;
}
void i915_gem_driver_release__contexts(struct drm_i915_private *i915)
{
- destroy_kernel_context(&i915->kernel_context);
flush_work(&i915->gem.contexts.free_work);
}
if (err < 0)
goto err_ctx;
- GEM_BUG_ON(i915_gem_context_is_kernel(ctx));
GEM_BUG_ON(err > 0);
return 0;
}
}
- ce = intel_execlists_create_virtual(set->ctx, siblings, n);
+ ce = intel_execlists_create_virtual(siblings, n);
if (IS_ERR(ce)) {
err = PTR_ERR(ce);
goto out_siblings;
}
+ intel_context_set_gem(ce, set->ctx);
+
if (cmpxchg(&set->engines->engines[idx], NULL, ce)) {
intel_context_put(ce);
err = -EEXIST;
return -ENOENT;
}
- ce = intel_context_create(ctx, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
__free_engines(set.engines, n);
return PTR_ERR(ce);
}
+ intel_context_set_gem(ce, ctx);
+
set.engines->engines[n] = ce;
}
set.engines->num_engines = num_engines;
*/
if (intel_engine_is_virtual(engine))
clone->engines[n] =
- intel_execlists_clone_virtual(dst, engine);
+ intel_execlists_clone_virtual(engine);
else
- clone->engines[n] = intel_context_create(dst, engine);
+ clone->engines[n] = intel_context_create(engine);
if (IS_ERR_OR_NULL(clone->engines[n])) {
__free_engines(clone, n);
goto err_unlock;
}
+
+ intel_context_set_gem(clone->engines[n], dst);
}
clone->num_engines = n;
clear_bit(CONTEXT_USER_ENGINES, &ctx->flags);
}
-static inline bool i915_gem_context_is_kernel(struct i915_gem_context *ctx)
-{
- return !ctx->file_priv;
-}
-
/* i915_gem_context.c */
-int __must_check i915_gem_init_contexts(struct drm_i915_private *i915);
+void i915_gem_init__contexts(struct drm_i915_private *i915);
void i915_gem_driver_release__contexts(struct drm_i915_private *i915);
int i915_gem_context_open(struct drm_i915_private *i915,
int i915_gem_context_reset_stats_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
-struct i915_gem_context *
-i915_gem_context_create_kernel(struct drm_i915_private *i915, int prio);
-
static inline struct i915_gem_context *
i915_gem_context_get(struct i915_gem_context *ctx)
{
return -EFAULT;
if (args->flags & I915_USERPTR_READ_ONLY) {
- struct i915_address_space *vm;
-
/*
* On almost all of the older hw, we cannot tell the GPU that
* a page is readonly.
*/
- vm = rcu_dereference_protected(dev_priv->kernel_context->vm,
- true); /* static vm */
- if (!vm || !vm->has_read_only)
+ if (!dev_priv->gt.vm->has_read_only)
return -ENODEV;
}
if (!data[m].ce[0])
continue;
- ce = intel_context_create(ctx, data[m].ce[0]->engine);
+ ce = intel_context_create(data[m].ce[0]->engine);
if (IS_ERR(ce))
goto out;
hweight32(engine->sseu.slice_mask),
hweight32(pg_sseu.slice_mask));
- ce = intel_context_create(engine->kernel_context->gem_context,
- engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
ret = PTR_ERR(ce);
goto out_put;
struct i915_gem_context *
kernel_context(struct drm_i915_private *i915)
{
- return i915_gem_context_create_kernel(i915, I915_PRIORITY_NORMAL);
+ struct i915_gem_context *ctx;
+
+ ctx = i915_gem_create_context(i915, 0);
+ if (IS_ERR(ctx))
+ return ctx;
+
+ i915_gem_context_clear_bannable(ctx);
+ i915_gem_context_set_persistence(ctx);
+
+ return ctx;
}
void kernel_context_close(struct i915_gem_context *ctx)
}
struct intel_context *
-intel_context_create(struct i915_gem_context *ctx,
- struct intel_engine_cs *engine)
+intel_context_create(struct intel_engine_cs *engine)
{
struct intel_context *ce;
if (!ce)
return ERR_PTR(-ENOMEM);
- intel_context_init(ce, ctx, engine);
+ intel_context_init(ce, engine);
return ce;
}
CE_TRACE(ce, "pin ring:{head:%04x, tail:%04x}\n",
ce->ring->head, ce->ring->tail);
- i915_gem_context_get(ce->gem_context); /* for ctx->ppgtt */
-
smp_mb__before_atomic(); /* flush pin before it is visible */
}
ce->ops->unpin(ce);
- i915_gem_context_put(ce->gem_context);
intel_context_active_release(ce);
}
return err;
/* Preallocate tracking nodes */
- if (!i915_gem_context_is_kernel(ce->gem_context)) {
+ if (!intel_context_is_barrier(ce)) {
err = i915_active_acquire_preallocate_barrier(&ce->active,
ce->engine);
if (err) {
void
intel_context_init(struct intel_context *ce,
- struct i915_gem_context *ctx,
struct intel_engine_cs *engine)
{
- struct i915_address_space *vm;
-
GEM_BUG_ON(!engine->cops);
+ GEM_BUG_ON(!engine->gt->vm);
kref_init(&ce->ref);
- ce->gem_context = ctx;
- rcu_read_lock();
- vm = rcu_dereference(ctx->vm);
- if (vm)
- ce->vm = i915_vm_get(vm);
- else
- ce->vm = i915_vm_get(&engine->gt->ggtt->vm);
- rcu_read_unlock();
- if (ctx->timeline)
- ce->timeline = intel_timeline_get(ctx->timeline);
- if (ctx->sched.priority >= I915_PRIORITY_NORMAL &&
- intel_engine_has_semaphores(engine))
- __set_bit(CONTEXT_USE_SEMAPHORES, &ce->flags);
-
ce->engine = engine;
ce->ops = engine->cops;
ce->sseu = engine->sseu;
- ce->ring = __intel_context_ring_size(SZ_16K);
+ ce->ring = __intel_context_ring_size(SZ_4K);
+
+ ce->vm = i915_vm_get(engine->gt->vm);
INIT_LIST_HEAD(&ce->signal_link);
INIT_LIST_HEAD(&ce->signals);
} while (0)
void intel_context_init(struct intel_context *ce,
- struct i915_gem_context *ctx,
struct intel_engine_cs *engine);
void intel_context_fini(struct intel_context *ce);
struct intel_context *
-intel_context_create(struct i915_gem_context *ctx,
- struct intel_engine_cs *engine);
+intel_context_create(struct intel_engine_cs *engine);
void intel_context_free(struct intel_context *ce);
return u64_to_ptr(struct intel_ring, sz);
}
+static inline bool intel_context_is_barrier(const struct intel_context *ce)
+{
+ return test_bit(CONTEXT_BARRIER_BIT, &ce->flags);
+}
+
static inline bool intel_context_use_semaphores(const struct intel_context *ce)
{
return test_bit(CONTEXT_USE_SEMAPHORES, &ce->flags);
struct intel_timeline *timeline;
unsigned long flags;
-#define CONTEXT_ALLOC_BIT 0
-#define CONTEXT_VALID_BIT 1
-#define CONTEXT_USE_SEMAPHORES 2
-#define CONTEXT_BANNED 3
-#define CONTEXT_FORCE_SINGLE_SUBMISSION 4
-#define CONTEXT_NOPREEMPT 5
+#define CONTEXT_BARRIER_BIT 0
+#define CONTEXT_ALLOC_BIT 1
+#define CONTEXT_VALID_BIT 2
+#define CONTEXT_USE_SEMAPHORES 3
+#define CONTEXT_BANNED 4
+#define CONTEXT_FORCE_SINGLE_SUBMISSION 5
+#define CONTEXT_NOPREEMPT 6
u32 *lrc_reg_state;
u64 lrc_desc;
struct intel_context *ce;
int err;
- ce = intel_context_create(engine->i915->kernel_context, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return ce;
- ce->ring = __intel_context_ring_size(SZ_4K);
+ __set_bit(CONTEXT_BARRIER_BIT, &ce->flags);
- err = intel_context_pin(ce);
+ err = intel_context_pin(ce); /* perma-pin so it is always available */
if (err) {
intel_context_put(ce);
return ERR_PTR(err);
engine->set_default_submission(engine);
+ ret = measure_breadcrumb_dw(engine);
+ if (ret < 0)
+ return ret;
+
+ engine->emit_fini_breadcrumb_dw = ret;
+
/*
* We may need to do things with the shrinker which
* require us to immediately switch back to the default
engine->kernel_context = ce;
- ret = measure_breadcrumb_dw(engine);
- if (ret < 0)
- goto err_unpin;
-
- engine->emit_fini_breadcrumb_dw = ret;
-
return 0;
-
-err_unpin:
- intel_context_unpin(ce);
- intel_context_put(ce);
- return ret;
}
/**
#include "i915_drv.h"
+#include "intel_context.h"
#include "intel_engine.h"
#include "intel_engine_heartbeat.h"
#include "intel_engine_pm.h"
unsigned long flags;
bool result = true;
+ GEM_BUG_ON(!intel_context_is_barrier(ce));
+
/* Already inside the kernel context, safe to power down. */
if (engine->wakeref_serial == engine->serial)
return true;
struct intel_uncore *uncore = gt->uncore;
int ret;
- BUG_ON(!i915->kernel_context);
ret = intel_gt_terminally_wedged(gt);
if (ret)
return ret;
i915_vma_unpin_and_release(>->scratch, 0);
}
+static struct i915_address_space *kernel_vm(struct intel_gt *gt)
+{
+ if (INTEL_PPGTT(gt->i915) > INTEL_PPGTT_ALIASING)
+ return &i915_ppgtt_create(gt->i915)->vm;
+ else
+ return i915_vm_get(>->ggtt->vm);
+}
+
int intel_gt_init(struct intel_gt *gt)
{
int err;
intel_gt_pm_init(gt);
+ gt->vm = kernel_vm(gt);
+ if (!gt->vm) {
+ err = -ENOMEM;
+ goto err_scratch;
+ }
+
return 0;
+
+err_scratch:
+ intel_gt_fini_scratch(gt);
+ return err;
}
void intel_gt_driver_remove(struct intel_gt *gt)
void intel_gt_driver_release(struct intel_gt *gt)
{
+ struct i915_address_space *vm;
+
+ vm = fetch_and_zero(>->vm);
+ if (vm) /* FIXME being called twice on error paths :( */
+ i915_vm_put(vm);
+
intel_gt_pm_fini(gt);
intel_gt_fini_scratch(gt);
}
#include "i915_drv.h" /* for_each_engine() */
#include "i915_request.h"
+#include "intel_engine_heartbeat.h"
#include "intel_gt.h"
#include "intel_gt_pm.h"
#include "intel_gt_requests.h"
struct intel_engine_cs *engine;
enum intel_engine_id id;
- for_each_engine(engine, gt, id)
+ for_each_engine(engine, gt, id) {
intel_engine_flush_submission(engine);
+ flush_work(&engine->retire_work);
+ }
}
static void engine_retire(struct work_struct *work)
spin_lock(&timelines->lock);
list_for_each_entry_safe(tl, tn, &timelines->active_list, link) {
- if (!mutex_trylock(&tl->mutex)) {
- active_count++; /* report busy to caller, try again? */
+ active_count++; /* report busy to caller, try again? */
+ if (!mutex_trylock(&tl->mutex))
continue;
- }
intel_timeline_get(tl);
GEM_BUG_ON(!atomic_read(&tl->active_count));
/* Resume iteration after dropping lock */
list_safe_reset_next(tl, tn, link);
- if (atomic_dec_and_test(&tl->active_count))
+ if (atomic_dec_and_test(&tl->active_count)) {
list_del(&tl->link);
- else
- active_count += !!rcu_access_pointer(tl->last_request.fence);
+ active_count--;
+ }
mutex_unlock(&tl->mutex);
list_for_each_entry_safe(tl, tn, &free, link)
__intel_timeline_free(&tl->kref);
+ flush_submission(gt);
+
return active_count ? timeout : 0;
}
struct intel_engine_cs *engine[I915_NUM_ENGINES];
struct intel_engine_cs *engine_class[MAX_ENGINE_CLASS + 1]
[MAX_ENGINE_INSTANCE + 1];
+
+ /*
+ * Default address space (either GGTT or ppGTT depending on arch).
+ *
+ * Reserved for exclusive use by the kernel.
+ */
+ struct i915_address_space *vm;
};
enum intel_gt_scratch_field {
*/
#include <linux/interrupt.h>
-#include "gem/i915_gem_context.h"
-
#include "i915_drv.h"
#include "i915_perf.h"
#include "i915_trace.h"
#include "i915_vgpu.h"
+#include "intel_context.h"
#include "intel_engine_pm.h"
#include "intel_gt.h"
#include "intel_gt_pm.h"
if (i915_request_completed(rq))
goto unlock;
- if (i915_active_is_idle(&ce->active) && ce->gem_context) {
+ if (i915_active_is_idle(&ce->active) &&
+ !intel_context_is_barrier(ce)) {
GEM_TRACE_ERR("Inactive context:%llx in pending[%zd]\n",
ce->timeline->fence_context,
port - execlists->pending);
}
struct intel_context *
-intel_execlists_create_virtual(struct i915_gem_context *ctx,
- struct intel_engine_cs **siblings,
+intel_execlists_create_virtual(struct intel_engine_cs **siblings,
unsigned int count)
{
struct virtual_engine *ve;
return ERR_PTR(-EINVAL);
if (count == 1)
- return intel_context_create(ctx, siblings[0]);
+ return intel_context_create(siblings[0]);
ve = kzalloc(struct_size(ve, siblings, count), GFP_KERNEL);
if (!ve)
return ERR_PTR(-ENOMEM);
- ve->base.i915 = ctx->i915;
+ ve->base.i915 = siblings[0]->i915;
ve->base.gt = siblings[0]->gt;
ve->base.uncore = siblings[0]->uncore;
ve->base.id = -1;
virtual_submission_tasklet,
(unsigned long)ve);
- intel_context_init(&ve->context, ctx, &ve->base);
+ intel_context_init(&ve->context, &ve->base);
for (n = 0; n < count; n++) {
struct intel_engine_cs *sibling = siblings[n];
}
struct intel_context *
-intel_execlists_clone_virtual(struct i915_gem_context *ctx,
- struct intel_engine_cs *src)
+intel_execlists_clone_virtual(struct intel_engine_cs *src)
{
struct virtual_engine *se = to_virtual_engine(src);
struct intel_context *dst;
- dst = intel_execlists_create_virtual(ctx,
- se->siblings,
+ dst = intel_execlists_create_virtual(se->siblings,
se->num_siblings);
if (IS_ERR(dst))
return dst;
unsigned int max);
struct intel_context *
-intel_execlists_create_virtual(struct i915_gem_context *ctx,
- struct intel_engine_cs **siblings,
+intel_execlists_create_virtual(struct intel_engine_cs **siblings,
unsigned int count);
struct intel_context *
-intel_execlists_clone_virtual(struct i915_gem_context *ctx,
- struct intel_engine_cs *src);
+intel_execlists_clone_virtual(struct intel_engine_cs *src);
int intel_virtual_engine_attach_bond(struct intel_engine_cs *engine,
const struct intel_engine_cs *master,
i915_request_skip(rq, -EIO);
}
-static void client_mark_guilty(struct i915_request *rq, bool banned)
+static void client_mark_guilty(struct i915_gem_context *ctx, bool banned)
{
- struct i915_gem_context *ctx = rq->context->gem_context;
struct drm_i915_file_private *file_priv = ctx->file_priv;
unsigned long prev_hang;
unsigned int score;
static bool mark_guilty(struct i915_request *rq)
{
- struct i915_gem_context *ctx = rq->context->gem_context;
+ struct i915_gem_context *ctx;
unsigned long prev_hang;
bool banned;
int i;
+ ctx = rq->context->gem_context;
+ if (!ctx)
+ return false;
+
if (i915_gem_context_is_closed(ctx)) {
intel_context_set_banned(rq->context);
return true;
intel_context_set_banned(rq->context);
}
- client_mark_guilty(rq, banned);
+ client_mark_guilty(ctx, banned);
return banned;
}
static void mark_innocent(struct i915_request *rq)
{
- atomic_inc(&rq->context->gem_context->active_count);
+ if (rq->context->gem_context)
+ atomic_inc(&rq->context->gem_context->active_count);
}
void __i915_request_reset(struct i915_request *rq, bool guilty)
struct i915_gem_context *ctx = rq->context->gem_context;
int i, err;
- if (!ctx->remap_slice)
+ if (!ctx || !ctx->remap_slice)
return 0;
for (i = 0; i < MAX_L3_SLICES; i++) {
return err;
}
-static int __live_context_size(struct intel_engine_cs *engine,
- struct i915_gem_context *fixme)
+static int __live_context_size(struct intel_engine_cs *engine)
{
struct intel_context *ce;
struct i915_request *rq;
void *vaddr;
int err;
- ce = intel_context_create(fixme, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return PTR_ERR(ce);
{
struct intel_gt *gt = arg;
struct intel_engine_cs *engine;
- struct i915_gem_context *fixme;
enum intel_engine_id id;
int err = 0;
* HW tries to write past the end of one.
*/
- fixme = kernel_context(gt->i915);
- if (IS_ERR(fixme))
- return PTR_ERR(fixme);
-
for_each_engine(engine, gt, id) {
struct {
struct drm_i915_gem_object *state;
/* Overlaps with the execlists redzone */
engine->context_size += I915_GTT_PAGE_SIZE;
- err = __live_context_size(engine, fixme);
+ err = __live_context_size(engine);
engine->context_size -= I915_GTT_PAGE_SIZE;
break;
}
- kernel_context_close(fixme);
return err;
}
-static int __live_active_context(struct intel_engine_cs *engine,
- struct i915_gem_context *fixme)
+static int __live_active_context(struct intel_engine_cs *engine)
{
unsigned long saved_heartbeat;
struct intel_context *ce;
return -EINVAL;
}
- ce = intel_context_create(fixme, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return PTR_ERR(ce);
{
struct intel_gt *gt = arg;
struct intel_engine_cs *engine;
- struct i915_gem_context *fixme;
enum intel_engine_id id;
- struct file *file;
int err = 0;
- file = mock_file(gt->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
-
- fixme = live_context(gt->i915, file);
- if (IS_ERR(fixme)) {
- err = PTR_ERR(fixme);
- goto out_file;
- }
-
for_each_engine(engine, gt, id) {
- err = __live_active_context(engine, fixme);
+ err = __live_active_context(engine);
if (err)
break;
break;
}
-out_file:
- fput(file);
return err;
}
return err;
}
-static int __live_remote_context(struct intel_engine_cs *engine,
- struct i915_gem_context *fixme)
+static int __live_remote_context(struct intel_engine_cs *engine)
{
struct intel_context *local, *remote;
unsigned long saved_heartbeat;
return -EINVAL;
}
- remote = intel_context_create(fixme, engine);
+ remote = intel_context_create(engine);
if (IS_ERR(remote))
return PTR_ERR(remote);
- local = intel_context_create(fixme, engine);
+ local = intel_context_create(engine);
if (IS_ERR(local)) {
err = PTR_ERR(local);
goto err_remote;
{
struct intel_gt *gt = arg;
struct intel_engine_cs *engine;
- struct i915_gem_context *fixme;
enum intel_engine_id id;
- struct file *file;
int err = 0;
- file = mock_file(gt->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
-
- fixme = live_context(gt->i915, file);
- if (IS_ERR(fixme)) {
- err = PTR_ERR(fixme);
- goto out_file;
- }
-
for_each_engine(engine, gt, id) {
- err = __live_remote_context(engine, fixme);
+ err = __live_remote_context(engine);
if (err)
break;
break;
}
-out_file:
- fput(file);
return err;
}
int err;
int i;
- ce = intel_context_create(engine->kernel_context->gem_context,
- engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return PTR_ERR(ce);
#include <linux/kthread.h>
#include "gem/i915_gem_context.h"
-#include "gt/intel_gt.h"
+
+#include "intel_gt.h"
+#include "intel_engine_heartbeat.h"
#include "intel_engine_pm.h"
#include "i915_selftest.h"
1000));
}
+static void engine_heartbeat_disable(struct intel_engine_cs *engine,
+ unsigned long *saved)
+{
+ *saved = engine->props.heartbeat_interval_ms;
+ engine->props.heartbeat_interval_ms = 0;
+
+ intel_engine_pm_get(engine);
+ intel_engine_park_heartbeat(engine);
+}
+
+static void engine_heartbeat_enable(struct intel_engine_cs *engine,
+ unsigned long saved)
+{
+ intel_engine_pm_put(engine);
+
+ engine->props.heartbeat_interval_ms = saved;
+}
+
static int igt_hang_sanitycheck(void *arg)
{
struct intel_gt *gt = arg;
struct intel_gt *gt = arg;
struct i915_gpu_error *global = >->i915->gpu_error;
struct intel_engine_cs *engine;
- struct i915_gem_context *ctx;
unsigned int reset_count, count;
enum intel_engine_id id;
IGT_TIMEOUT(end_time);
- struct file *file;
int err = 0;
/* Check that we can reset during non-user portions of requests */
- file = mock_file(gt->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
-
- ctx = live_context(gt->i915, file);
- if (IS_ERR(ctx)) {
- err = PTR_ERR(ctx);
- goto out;
- }
-
- i915_gem_context_clear_bannable(ctx);
reset_count = i915_reset_count(global);
count = 0;
do {
for_each_engine(engine, gt, id) {
+ struct intel_context *ce;
int i;
+ ce = intel_context_create(engine);
+ if (IS_ERR(ce)) {
+ err = PTR_ERR(ce);
+ break;
+ }
+
for (i = 0; i < 16; i++) {
struct i915_request *rq;
- rq = igt_request_alloc(ctx, engine);
+ rq = intel_context_create_request(ce);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
break;
i915_request_add(rq);
}
+
+ intel_context_put(ce);
}
igt_global_reset_lock(gt);
} while (time_before(jiffies, end_time));
pr_info("%s: %d resets\n", __func__, count);
- err = igt_flush_test(gt->i915);
-out:
- fput(file);
- if (intel_gt_is_wedged(gt))
+ if (igt_flush_test(gt->i915))
err = -EIO;
return err;
}
struct intel_gt *gt = arg;
struct i915_gpu_error *global = >->i915->gpu_error;
struct intel_engine_cs *engine;
- struct i915_gem_context *ctx;
enum intel_engine_id id;
- struct file *file;
- int err = 0;
/* Check that we can engine-reset during non-user portions */
if (!intel_has_reset_engine(gt))
return 0;
- file = mock_file(gt->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
-
- ctx = live_context(gt->i915, file);
- if (IS_ERR(ctx)) {
- err = PTR_ERR(ctx);
- goto out;
- }
-
- i915_gem_context_clear_bannable(ctx);
for_each_engine(engine, gt, id) {
- unsigned int reset_count, reset_engine_count;
- unsigned int count;
+ unsigned int reset_count, reset_engine_count, count;
+ struct intel_context *ce;
+ unsigned long heartbeat;
IGT_TIMEOUT(end_time);
+ int err;
+
+ ce = intel_context_create(engine);
+ if (IS_ERR(ce))
+ return PTR_ERR(ce);
reset_count = i915_reset_count(global);
reset_engine_count = i915_reset_engine_count(global, engine);
count = 0;
+ engine_heartbeat_disable(engine, &heartbeat);
set_bit(I915_RESET_ENGINE + id, >->reset.flags);
do {
int i;
for (i = 0; i < 16; i++) {
struct i915_request *rq;
- rq = igt_request_alloc(ctx, engine);
+ rq = intel_context_create_request(ce);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
break;
}
} while (time_before(jiffies, end_time));
clear_bit(I915_RESET_ENGINE + id, >->reset.flags);
- pr_info("%s(%s): %d resets\n", __func__, engine->name, count);
+ engine_heartbeat_enable(engine, heartbeat);
- if (err)
- break;
+ pr_info("%s(%s): %d resets\n", __func__, engine->name, count);
- err = igt_flush_test(gt->i915);
+ intel_context_put(ce);
+ if (igt_flush_test(gt->i915))
+ err = -EIO;
if (err)
- break;
+ return err;
}
- err = igt_flush_test(gt->i915);
-out:
- fput(file);
- if (intel_gt_is_wedged(gt))
- err = -EIO;
- return err;
+ return 0;
}
static int __igt_reset_engine(struct intel_gt *gt, bool active)
for_each_engine(engine, gt, id) {
unsigned int reset_count, reset_engine_count;
+ unsigned long heartbeat;
IGT_TIMEOUT(end_time);
if (active && !intel_engine_can_store_dword(engine))
reset_count = i915_reset_count(global);
reset_engine_count = i915_reset_engine_count(global, engine);
- intel_engine_pm_get(engine);
+ engine_heartbeat_disable(engine, &heartbeat);
set_bit(I915_RESET_ENGINE + id, >->reset.flags);
do {
if (active) {
}
} while (time_before(jiffies, end_time));
clear_bit(I915_RESET_ENGINE + id, >->reset.flags);
- intel_engine_pm_put(engine);
+ engine_heartbeat_enable(engine, heartbeat);
if (err)
break;
struct active_engine *arg = data;
struct intel_engine_cs *engine = arg->engine;
struct i915_request *rq[8] = {};
- struct i915_gem_context *ctx[ARRAY_SIZE(rq)];
- unsigned long count = 0;
- struct file *file;
+ struct intel_context *ce[ARRAY_SIZE(rq)];
+ unsigned long count;
int err = 0;
- file = mock_file(engine->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
-
- for (count = 0; count < ARRAY_SIZE(ctx); count++) {
- ctx[count] = live_context(engine->i915, file);
- if (IS_ERR(ctx[count])) {
- err = PTR_ERR(ctx[count]);
+ for (count = 0; count < ARRAY_SIZE(ce); count++) {
+ ce[count] = intel_context_create(engine);
+ if (IS_ERR(ce[count])) {
+ err = PTR_ERR(ce[count]);
while (--count)
- i915_gem_context_put(ctx[count]);
- goto err_file;
+ intel_context_put(ce[count]);
+ return err;
}
}
+ count = 0;
while (!kthread_should_stop()) {
unsigned int idx = count++ & (ARRAY_SIZE(rq) - 1);
struct i915_request *old = rq[idx];
struct i915_request *new;
- new = igt_request_alloc(ctx[idx], engine);
+ new = intel_context_create_request(ce[idx]);
if (IS_ERR(new)) {
err = PTR_ERR(new);
break;
}
- if (arg->flags & TEST_PRIORITY)
- ctx[idx]->sched.priority =
- i915_prandom_u32_max_state(512, &prng);
-
rq[idx] = i915_request_get(new);
i915_request_add(new);
+ if (engine->schedule && arg->flags & TEST_PRIORITY) {
+ struct i915_sched_attr attr = {
+ .priority =
+ i915_prandom_u32_max_state(512, &prng),
+ };
+ engine->schedule(rq[idx], &attr);
+ }
+
err = active_request_put(old);
if (err)
break;
/* Keep the first error */
if (!err)
err = err__;
+
+ intel_context_put(ce[count]);
}
-err_file:
- fput(file);
return err;
}
struct active_engine threads[I915_NUM_ENGINES] = {};
unsigned long device = i915_reset_count(global);
unsigned long count = 0, reported;
+ unsigned long heartbeat;
IGT_TIMEOUT(end_time);
if (flags & TEST_ACTIVE &&
yield(); /* start all threads before we begin */
- intel_engine_pm_get(engine);
+ engine_heartbeat_disable(engine, &heartbeat);
set_bit(I915_RESET_ENGINE + id, >->reset.flags);
do {
struct i915_request *rq = NULL;
}
} while (time_before(jiffies, end_time));
clear_bit(I915_RESET_ENGINE + id, >->reset.flags);
- intel_engine_pm_put(engine);
+ engine_heartbeat_enable(engine, heartbeat);
+
pr_info("i915_reset_engine(%s:%s): %lu resets\n",
engine->name, test_name, count);
static int igt_reset_evict_ppgtt(void *arg)
{
struct intel_gt *gt = arg;
- struct i915_gem_context *ctx;
- struct i915_address_space *vm;
- struct file *file;
+ struct i915_ppgtt *ppgtt;
int err;
- file = mock_file(gt->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
+ /* aliasing == global gtt locking, covered above */
+ if (INTEL_PPGTT(gt->i915) < INTEL_PPGTT_FULL)
+ return 0;
- ctx = live_context(gt->i915, file);
- if (IS_ERR(ctx)) {
- err = PTR_ERR(ctx);
- goto out;
- }
+ ppgtt = i915_ppgtt_create(gt->i915);
+ if (IS_ERR(ppgtt))
+ return PTR_ERR(ppgtt);
- err = 0;
- vm = i915_gem_context_get_vm_rcu(ctx);
- if (!i915_is_ggtt(vm)) {
- /* aliasing == global gtt locking, covered above */
- err = __igt_reset_evict_vma(gt, vm,
- evict_vma, EXEC_OBJECT_WRITE);
- }
- i915_vm_put(vm);
+ err = __igt_reset_evict_vma(gt, &ppgtt->vm,
+ evict_vma, EXEC_OBJECT_WRITE);
+ i915_vm_put(&ppgtt->vm);
-out:
- fput(file);
return err;
}
return vma;
}
+static void engine_heartbeat_disable(struct intel_engine_cs *engine,
+ unsigned long *saved)
+{
+ *saved = engine->props.heartbeat_interval_ms;
+ engine->props.heartbeat_interval_ms = 0;
+
+ intel_engine_pm_get(engine);
+ intel_engine_park_heartbeat(engine);
+}
+
+static void engine_heartbeat_enable(struct intel_engine_cs *engine,
+ unsigned long saved)
+{
+ intel_engine_pm_put(engine);
+
+ engine->props.heartbeat_interval_ms = saved;
+}
+
static int live_sanitycheck(void *arg)
{
struct intel_gt *gt = arg;
- struct i915_gem_engines_iter it;
- struct i915_gem_context *ctx;
- struct intel_context *ce;
+ struct intel_engine_cs *engine;
+ enum intel_engine_id id;
struct igt_spinner spin;
- int err = -ENOMEM;
+ int err = 0;
if (!HAS_LOGICAL_RING_CONTEXTS(gt->i915))
return 0;
if (igt_spinner_init(&spin, gt))
return -ENOMEM;
- ctx = kernel_context(gt->i915);
- if (!ctx)
- goto err_spin;
-
- for_each_gem_engine(ce, i915_gem_context_lock_engines(ctx), it) {
+ for_each_engine(engine, gt, id) {
+ struct intel_context *ce;
struct i915_request *rq;
+ ce = intel_context_create(engine);
+ if (IS_ERR(ce)) {
+ err = PTR_ERR(ce);
+ break;
+ }
+
rq = igt_spinner_create_request(&spin, ce, MI_NOOP);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
- goto err_ctx;
+ goto out_ctx;
}
i915_request_add(rq);
GEM_TRACE_DUMP();
intel_gt_set_wedged(gt);
err = -EIO;
- goto err_ctx;
+ goto out_ctx;
}
igt_spinner_end(&spin);
if (igt_flush_test(gt->i915)) {
err = -EIO;
- goto err_ctx;
+ goto out_ctx;
}
+
+out_ctx:
+ intel_context_put(ce);
+ if (err)
+ break;
}
- err = 0;
-err_ctx:
- i915_gem_context_unlock_engines(ctx);
- kernel_context_close(ctx);
-err_spin:
igt_spinner_fini(&spin);
return err;
}
static int live_unlite_restore(struct intel_gt *gt, int prio)
{
struct intel_engine_cs *engine;
- struct i915_gem_context *ctx;
enum intel_engine_id id;
struct igt_spinner spin;
int err = -ENOMEM;
if (igt_spinner_init(&spin, gt))
return err;
- ctx = kernel_context(gt->i915);
- if (!ctx)
- goto err_spin;
-
err = 0;
for_each_engine(engine, gt, id) {
struct intel_context *ce[2] = {};
struct i915_request *rq[2];
struct igt_live_test t;
+ unsigned long saved;
int n;
if (prio && !intel_engine_has_preemption(engine))
err = -EIO;
break;
}
+ engine_heartbeat_disable(engine, &saved);
for (n = 0; n < ARRAY_SIZE(ce); n++) {
struct intel_context *tmp;
- tmp = intel_context_create(ctx, engine);
+ tmp = intel_context_create(engine);
if (IS_ERR(tmp)) {
err = PTR_ERR(tmp);
goto err_ce;
intel_context_put(ce[n]);
}
+ engine_heartbeat_enable(engine, saved);
if (igt_live_test_end(&t))
err = -EIO;
if (err)
break;
}
- kernel_context_close(ctx);
-err_spin:
igt_spinner_fini(&spin);
return err;
}
static struct i915_request *
semaphore_queue(struct intel_engine_cs *engine, struct i915_vma *vma, int idx)
{
- struct i915_gem_context *ctx;
+ struct intel_context *ce;
struct i915_request *rq;
int err;
- ctx = kernel_context(engine->i915);
- if (!ctx)
- return ERR_PTR(-ENOMEM);
+ ce = intel_context_create(engine);
+ if (IS_ERR(ce))
+ return ERR_CAST(ce);
- rq = igt_request_alloc(ctx, engine);
+ rq = intel_context_create_request(ce);
if (IS_ERR(rq))
- goto out_ctx;
+ goto out_ce;
err = 0;
if (rq->engine->emit_init_breadcrumb)
if (err)
rq = ERR_PTR(err);
-out_ctx:
- kernel_context_close(ctx);
+out_ce:
+ intel_context_put(ce);
return rq;
}
enum intel_engine_id id;
for_each_engine(engine, gt, id) {
+ unsigned long saved;
+
if (!intel_engine_has_preemption(engine))
continue;
memset(vaddr, 0, PAGE_SIZE);
+ engine_heartbeat_disable(engine, &saved);
err = slice_semaphore_queue(engine, vma, count);
+ engine_heartbeat_enable(engine, saved);
if (err)
goto err_pin;
.priority = I915_USER_PRIORITY(I915_PRIORITY_MAX),
};
struct i915_request *rq, *nop;
+ unsigned long saved;
if (!intel_engine_has_preemption(engine))
continue;
+ engine_heartbeat_disable(engine, &saved);
memset(vaddr, 0, PAGE_SIZE);
/* ELSP[0]: semaphore wait */
rq = semaphore_queue(engine, vma, 0);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
- goto err_pin;
+ goto err_heartbeat;
}
engine->schedule(rq, &attr);
wait_for_submit(engine, rq);
nop = nop_request(engine);
if (IS_ERR(nop)) {
err = PTR_ERR(nop);
- i915_request_put(rq);
- goto err_pin;
+ goto err_rq;
}
wait_for_submit(engine, nop);
i915_request_put(nop);
/* Queue: semaphore signal, matching priority as semaphore */
err = release_queue(engine, vma, 1, effective_prio(rq));
- if (err) {
- i915_request_put(rq);
- goto err_pin;
- }
+ if (err)
+ goto err_rq;
intel_engine_flush_submission(engine);
if (!READ_ONCE(engine->execlists.timer.expires) &&
memset(vaddr, 0xff, PAGE_SIZE);
err = -EIO;
}
+err_rq:
i915_request_put(rq);
+err_heartbeat:
+ engine_heartbeat_enable(engine, saved);
if (err)
break;
}
-err_pin:
i915_vma_unpin(vma);
err_map:
i915_gem_object_unpin_map(obj);
u32 *cs;
int err;
- ce = intel_context_create(engine->kernel_context->gem_context, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return PTR_ERR(ce);
{
IGT_TIMEOUT(end_time);
struct i915_request *request[16] = {};
- struct i915_gem_context *ctx[16];
struct intel_context *ve[16];
unsigned long n, prime, nc;
struct igt_live_test t;
ktime_t times[2] = {};
int err;
- GEM_BUG_ON(!nctx || nctx > ARRAY_SIZE(ctx));
+ GEM_BUG_ON(!nctx || nctx > ARRAY_SIZE(ve));
for (n = 0; n < nctx; n++) {
- ctx[n] = kernel_context(gt->i915);
- if (!ctx[n]) {
- err = -ENOMEM;
- nctx = n;
- goto out;
- }
-
- ve[n] = intel_execlists_create_virtual(ctx[n],
- siblings, nsibling);
+ ve[n] = intel_execlists_create_virtual(siblings, nsibling);
if (IS_ERR(ve[n])) {
- kernel_context_close(ctx[n]);
err = PTR_ERR(ve[n]);
nctx = n;
goto out;
err = intel_context_pin(ve[n]);
if (err) {
intel_context_put(ve[n]);
- kernel_context_close(ctx[n]);
nctx = n;
goto out;
}
i915_request_put(request[nc]);
intel_context_unpin(ve[nc]);
intel_context_put(ve[nc]);
- kernel_context_close(ctx[nc]);
}
return err;
}
unsigned int nsibling)
{
struct i915_request *request[MAX_ENGINE_INSTANCE + 1];
- struct i915_gem_context *ctx;
struct intel_context *ve;
struct igt_live_test t;
unsigned int n;
* restrict it to our desired engine within the virtual engine.
*/
- ctx = kernel_context(gt->i915);
- if (!ctx)
- return -ENOMEM;
-
- ve = intel_execlists_create_virtual(ctx, siblings, nsibling);
+ ve = intel_execlists_create_virtual(siblings, nsibling);
if (IS_ERR(ve)) {
err = PTR_ERR(ve);
goto out_close;
out_put:
intel_context_put(ve);
out_close:
- kernel_context_close(ctx);
return err;
}
unsigned int nsibling)
{
struct i915_request *last = NULL;
- struct i915_gem_context *ctx;
struct intel_context *ve;
struct i915_vma *scratch;
struct igt_live_test t;
int err = 0;
u32 *cs;
- ctx = kernel_context(gt->i915);
- if (!ctx)
- return -ENOMEM;
-
scratch = create_scratch(siblings[0]->gt);
- if (IS_ERR(scratch)) {
- err = PTR_ERR(scratch);
- goto out_close;
- }
+ if (IS_ERR(scratch))
+ return PTR_ERR(scratch);
- ve = intel_execlists_create_virtual(ctx, siblings, nsibling);
+ ve = intel_execlists_create_virtual(siblings, nsibling);
if (IS_ERR(ve)) {
err = PTR_ERR(ve);
goto out_scratch;
intel_context_put(ve);
out_scratch:
i915_vma_unpin_and_release(&scratch, 0);
-out_close:
- kernel_context_close(ctx);
return err;
}
#define BOND_SCHEDULE BIT(0)
{
struct intel_engine_cs *master;
- struct i915_gem_context *ctx;
struct i915_request *rq[16];
enum intel_engine_id id;
struct igt_spinner spin;
if (igt_spinner_init(&spin, gt))
return -ENOMEM;
- ctx = kernel_context(gt->i915);
- if (!ctx) {
- err = -ENOMEM;
- goto err_spin;
- }
-
err = 0;
rq[0] = ERR_PTR(-ENOMEM);
for_each_engine(master, gt, id) {
memset_p((void *)rq, ERR_PTR(-EINVAL), ARRAY_SIZE(rq));
- rq[0] = spinner_create_request(&spin, ctx, master, MI_NOOP);
+ rq[0] = igt_spinner_create_request(&spin,
+ master->kernel_context,
+ MI_NOOP);
if (IS_ERR(rq[0])) {
err = PTR_ERR(rq[0]);
goto out;
for (n = 0; n < nsibling; n++) {
struct intel_context *ve;
- ve = intel_execlists_create_virtual(ctx,
- siblings,
- nsibling);
+ ve = intel_execlists_create_virtual(siblings, nsibling);
if (IS_ERR(ve)) {
err = PTR_ERR(ve);
onstack_fence_fini(&fence);
if (igt_flush_test(gt->i915))
err = -EIO;
- kernel_context_close(ctx);
-err_spin:
igt_spinner_fini(&spin);
return err;
}
return err;
}
-static int __live_lrc_state(struct i915_gem_context *fixme,
- struct intel_engine_cs *engine,
+static int __live_lrc_state(struct intel_engine_cs *engine,
struct i915_vma *scratch)
{
struct intel_context *ce;
int err;
int n;
- ce = intel_context_create(fixme, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return PTR_ERR(ce);
{
struct intel_gt *gt = arg;
struct intel_engine_cs *engine;
- struct i915_gem_context *fixme;
struct i915_vma *scratch;
enum intel_engine_id id;
int err = 0;
* intel_context.
*/
- fixme = kernel_context(gt->i915);
- if (!fixme)
- return -ENOMEM;
-
scratch = create_scratch(gt);
- if (IS_ERR(scratch)) {
- err = PTR_ERR(scratch);
- goto out_close;
- }
+ if (IS_ERR(scratch))
+ return PTR_ERR(scratch);
for_each_engine(engine, gt, id) {
- err = __live_lrc_state(fixme, engine, scratch);
+ err = __live_lrc_state(engine, scratch);
if (err)
break;
}
err = -EIO;
i915_vma_unpin_and_release(&scratch, 0);
-out_close:
- kernel_context_close(fixme);
return err;
}
return 0;
}
-static int __live_gpr_clear(struct i915_gem_context *fixme,
- struct intel_engine_cs *engine,
+static int __live_gpr_clear(struct intel_engine_cs *engine,
struct i915_vma *scratch)
{
struct intel_context *ce;
if (err)
return err;
- ce = intel_context_create(fixme, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce))
return PTR_ERR(ce);
{
struct intel_gt *gt = arg;
struct intel_engine_cs *engine;
- struct i915_gem_context *fixme;
struct i915_vma *scratch;
enum intel_engine_id id;
int err = 0;
* to avoid leaking any information from previous contexts.
*/
- fixme = kernel_context(gt->i915);
- if (!fixme)
- return -ENOMEM;
-
scratch = create_scratch(gt);
- if (IS_ERR(scratch)) {
- err = PTR_ERR(scratch);
- goto out_close;
- }
+ if (IS_ERR(scratch))
+ return PTR_ERR(scratch);
for_each_engine(engine, gt, id) {
- err = __live_gpr_clear(fixme, engine, scratch);
+ err = __live_gpr_clear(engine, scratch);
if (err)
break;
}
err = -EIO;
i915_vma_unpin_and_release(&scratch, 0);
-out_close:
- kernel_context_close(fixme);
return err;
}
for_each_engine(engine, gt, id) {
struct intel_context *ce;
- ce = intel_context_create(engine->kernel_context->gem_context,
- engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
err = PTR_ERR(ce);
break;
for_each_engine(engine, gt, id) {
struct intel_context *ce;
- ce = intel_context_create(engine->kernel_context->gem_context,
- engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
err = PTR_ERR(ce);
break;
const u32 *res;
/* Use a sacrifical context */
- ce = intel_context_create(engine->kernel_context->gem_context,
- engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
err = PTR_ERR(ce);
goto out;
switch_to_scratch_context(struct intel_engine_cs *engine,
struct igt_spinner *spin)
{
- struct i915_gem_context *ctx;
struct intel_context *ce;
struct i915_request *rq;
int err = 0;
- ctx = kernel_context(engine->i915);
- if (IS_ERR(ctx))
- return PTR_ERR(ctx);
-
- GEM_BUG_ON(i915_gem_context_is_bannable(ctx));
-
- ce = i915_gem_context_get_engine(ctx, engine->legacy_idx);
- GEM_BUG_ON(IS_ERR(ce));
+ ce = intel_context_create(engine);
+ if (IS_ERR(ce))
+ return PTR_ERR(ce);
rq = igt_spinner_create_request(spin, ce, MI_NOOP);
-
intel_context_put(ce);
if (IS_ERR(rq)) {
if (err && spin)
igt_spinner_end(spin);
- kernel_context_close(ctx);
return err;
}
return err;
}
-static struct i915_vma *create_batch(struct i915_gem_context *ctx)
+static struct i915_vma *create_batch(struct i915_address_space *vm)
{
struct drm_i915_gem_object *obj;
- struct i915_address_space *vm;
struct i915_vma *vma;
int err;
- obj = i915_gem_object_create_internal(ctx->i915, 16 * PAGE_SIZE);
+ obj = i915_gem_object_create_internal(vm->i915, 16 * PAGE_SIZE);
if (IS_ERR(obj))
return ERR_CAST(obj);
- vm = i915_gem_context_get_vm_rcu(ctx);
vma = i915_vma_instance(obj, vm, NULL);
- i915_vm_put(vm);
if (IS_ERR(vma)) {
err = PTR_ERR(vma);
goto err_obj;
return count;
}
-static int check_dirty_whitelist(struct i915_gem_context *ctx,
- struct intel_engine_cs *engine)
+static int check_dirty_whitelist(struct intel_context *ce)
{
const u32 values[] = {
0x00000000,
0xffff00ff,
0xffffffff,
};
- struct i915_address_space *vm;
+ struct intel_engine_cs *engine = ce->engine;
struct i915_vma *scratch;
struct i915_vma *batch;
int err = 0, i, v;
u32 *cs, *results;
- vm = i915_gem_context_get_vm_rcu(ctx);
- scratch = create_scratch(vm, 2 * ARRAY_SIZE(values) + 1);
- i915_vm_put(vm);
+ scratch = create_scratch(ce->vm, 2 * ARRAY_SIZE(values) + 1);
if (IS_ERR(scratch))
return PTR_ERR(scratch);
- batch = create_batch(ctx);
+ batch = create_batch(ce->vm);
if (IS_ERR(batch)) {
err = PTR_ERR(batch);
goto out_scratch;
srm = MI_STORE_REGISTER_MEM;
lrm = MI_LOAD_REGISTER_MEM;
- if (INTEL_GEN(ctx->i915) >= 8)
+ if (INTEL_GEN(engine->i915) >= 8)
lrm++, srm++;
pr_debug("%s: Writing garbage to %x\n",
i915_gem_object_unpin_map(batch->obj);
intel_gt_chipset_flush(engine->gt);
- rq = igt_request_alloc(ctx, engine);
+ rq = intel_context_create_request(ce);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto out_batch;
break;
}
- if (igt_flush_test(ctx->i915))
+ if (igt_flush_test(engine->i915))
err = -EIO;
out_batch:
i915_vma_unpin_and_release(&batch, 0);
{
struct intel_gt *gt = arg;
struct intel_engine_cs *engine;
- struct i915_gem_context *ctx;
enum intel_engine_id id;
- struct file *file;
- int err = 0;
/* Can the user write to the whitelisted registers? */
if (INTEL_GEN(gt->i915) < 7) /* minimum requirement for LRI, SRM, LRM */
return 0;
- file = mock_file(gt->i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
-
- ctx = live_context(gt->i915, file);
- if (IS_ERR(ctx)) {
- err = PTR_ERR(ctx);
- goto out_file;
- }
-
for_each_engine(engine, gt, id) {
+ struct intel_context *ce;
+ int err;
+
if (engine->whitelist.count == 0)
continue;
- err = check_dirty_whitelist(ctx, engine);
+ ce = intel_context_create(engine);
+ if (IS_ERR(ce))
+ return PTR_ERR(ce);
+
+ err = check_dirty_whitelist(ce);
+ intel_context_put(ce);
if (err)
- goto out_file;
+ return err;
}
-out_file:
- fput(file);
- return err;
+ return 0;
}
static int live_reset_whitelist(void *arg)
static int scrub_whitelisted_registers(struct i915_gem_context *ctx,
struct intel_engine_cs *engine)
{
+ struct i915_address_space *vm;
struct i915_request *rq;
struct i915_vma *batch;
int i, err = 0;
u32 *cs;
- batch = create_batch(ctx);
+ vm = i915_gem_context_get_vm_rcu(ctx);
+ batch = create_batch(vm);
+ i915_vm_put(vm);
if (IS_ERR(batch))
return PTR_ERR(batch);
#include <linux/kthread.h>
-#include "gem/i915_gem_context.h"
#include "gem/i915_gem_pm.h"
#include "gt/intel_context.h"
#include "gt/intel_ring.h"
#include "i915_drv.h"
+#include "i915_gem_gtt.h"
#include "gvt.h"
#define RING_CTX_OFF(x) \
struct drm_i915_private *i915 = vgpu->gvt->dev_priv;
struct intel_vgpu_submission *s = &vgpu->submission;
struct intel_engine_cs *engine;
- struct i915_gem_context *ctx;
struct i915_ppgtt *ppgtt;
enum intel_engine_id i;
int ret;
- ctx = i915_gem_context_create_kernel(i915, I915_PRIORITY_MAX);
- if (IS_ERR(ctx))
- return PTR_ERR(ctx);
+ ppgtt = i915_ppgtt_create(i915);
+ if (IS_ERR(ppgtt))
+ return PTR_ERR(ppgtt);
- ppgtt = i915_vm_to_ppgtt(i915_gem_context_get_vm_rcu(ctx));
i915_context_ppgtt_root_save(s, ppgtt);
for_each_engine(engine, i915, i) {
INIT_LIST_HEAD(&s->workload_q_head[i]);
s->shadow[i] = ERR_PTR(-EINVAL);
- ce = intel_context_create(ctx, engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
ret = PTR_ERR(ce);
goto out_shadow_ctx;
}
+ i915_vm_put(ce->vm);
+ ce->vm = i915_vm_get(&ppgtt->vm);
intel_context_set_single_submission(ce);
if (!USES_GUC_SUBMISSION(i915)) { /* Max ring buffer size */
bitmap_zero(s->tlb_handle_pending, I915_NUM_ENGINES);
i915_vm_put(&ppgtt->vm);
- i915_gem_context_put(ctx);
return 0;
out_shadow_ctx:
intel_context_put(s->shadow[i]);
}
i915_vm_put(&ppgtt->vm);
- i915_gem_context_put(ctx);
return ret;
}
#include <linux/debugobjects.h>
+#include "gt/intel_context.h"
#include "gt/intel_engine_pm.h"
#include "gt/intel_ring.h"
struct llist_node *node, *next;
unsigned long flags;
+ GEM_BUG_ON(!intel_context_is_barrier(rq->context));
GEM_BUG_ON(intel_engine_is_virtual(engine));
GEM_BUG_ON(i915_request_timeline(rq) != engine->kernel_context->timeline);
struct pci_dev *bridge_dev;
- /* Context used internally to idle the GPU and setup initial state */
- struct i915_gem_context *kernel_context;
-
struct intel_engine_cs *engine[I915_NUM_ENGINES];
struct rb_root uabi_engines;
GEM_BUG_ON(!engine->kernel_context);
engine->serial++; /* force the kernel context switch */
- ce = intel_context_create(engine->kernel_context->gem_context,
- engine);
+ ce = intel_context_create(engine);
if (IS_ERR(ce)) {
err = PTR_ERR(ce);
goto out;
continue;
/* Serialise with retirement on another CPU */
+ GEM_BUG_ON(!i915_request_completed(rq));
err = __intel_context_flush_retire(rq->context);
if (err)
goto out;
}
intel_gt_init(&dev_priv->gt);
+ i915_gem_init__contexts(dev_priv);
ret = intel_engines_setup(&dev_priv->gt);
if (ret) {
goto err_unlock;
}
- ret = i915_gem_init_contexts(dev_priv);
- if (ret) {
- GEM_BUG_ON(ret == -EIO);
- goto err_scratch;
- }
-
ret = intel_engines_init(&dev_priv->gt);
if (ret) {
GEM_BUG_ON(ret == -EIO);
- goto err_context;
+ goto err_scratch;
}
intel_uc_init(&dev_priv->gt.uc);
intel_uc_fini(&dev_priv->gt.uc);
intel_engines_cleanup(&dev_priv->gt);
}
-err_context:
- if (ret != -EIO)
- i915_gem_driver_release__contexts(dev_priv);
err_scratch:
intel_gt_driver_release(&dev_priv->gt);
err_unlock:
void i915_gem_driver_release(struct drm_i915_private *dev_priv)
{
intel_engines_cleanup(&dev_priv->gt);
- i915_gem_driver_release__contexts(dev_priv);
intel_gt_driver_release(&dev_priv->gt);
intel_wa_list_free(&dev_priv->gt_wa_list);
intel_uc_cleanup_firmwares(&dev_priv->gt.uc);
i915_gem_cleanup_userptr(dev_priv);
+ i915_gem_driver_release__contexts(dev_priv);
+
i915_gem_drain_freed_objects(dev_priv);
WARN_ON(!list_empty(&dev_priv->gem.contexts.list));
* If everybody agrees to not to write into the scratch page,
* we can reuse it for all vm, keeping contexts and processes separate.
*/
- if (vm->has_read_only &&
- vm->i915->kernel_context &&
- vm->i915->kernel_context->vm) {
- struct i915_address_space *clone =
- rcu_dereference_protected(vm->i915->kernel_context->vm,
- true); /* static */
+ if (vm->has_read_only && vm->gt->vm && !i915_is_ggtt(vm->gt->vm)) {
+ struct i915_address_space *clone = vm->gt->vm;
GEM_BUG_ON(!clone->has_read_only);
*/
spin_lock(&i915->gem.contexts.lock);
list_for_each_entry_safe(ctx, cn, &i915->gem.contexts.list, link) {
- if (ctx == i915->kernel_context)
- continue;
-
if (!kref_get_unless_zero(&ctx->ref))
continue;
void i915_request_add(struct i915_request *rq)
{
- struct i915_sched_attr attr = rq->context->gem_context->sched;
struct intel_timeline * const tl = i915_request_timeline(rq);
+ struct i915_sched_attr attr = {};
struct i915_request *prev;
lockdep_assert_held(&tl->mutex);
prev = __i915_request_commit(rq);
+ if (rq->context->gem_context)
+ attr = rq->context->gem_context->sched;
+
/*
* Boost actual workloads past semaphores!
*
struct i915_address_space *vm = vma->vm;
int err;
+ if (!drm_mm_node_allocated(&vma->node))
+ return 0;
+
err = mutex_lock_interruptible(&vm->mutex);
if (err)
return err;
static struct i915_vma *recursive_batch(struct drm_i915_private *i915)
{
- struct i915_gem_context *ctx = i915->kernel_context;
struct drm_i915_gem_object *obj;
const int gen = INTEL_GEN(i915);
- struct i915_address_space *vm;
struct i915_vma *vma;
u32 *cmd;
int err;
if (IS_ERR(obj))
return ERR_CAST(obj);
- vm = i915_gem_context_get_vm_rcu(ctx);
- vma = i915_vma_instance(obj, vm, NULL);
- i915_vm_put(vm);
+ vma = i915_vma_instance(obj, i915->gt.vm, NULL);
if (IS_ERR(vma)) {
err = PTR_ERR(vma);
goto err;
for_each_engine(engine, &i915->gt, id)
mock_engine_free(engine);
- i915_gem_driver_release__contexts(i915);
drain_workqueue(i915->wq);
i915_gem_drain_freed_objects(i915);
mock_init_contexts(i915);
mock_init_ggtt(i915, &i915->ggtt);
+ i915->gt.vm = i915_vm_get(&i915->ggtt.vm);
mkwrite_device_info(i915)->engine_mask = BIT(0);
if (!i915->engine[RCS0])
goto err_unlock;
- i915->kernel_context = mock_context(i915, NULL);
- if (!i915->kernel_context)
- goto err_engine;
-
if (mock_engine_init(i915->engine[RCS0]))
goto err_context;
return i915;
err_context:
- i915_gem_driver_release__contexts(i915);
-err_engine:
mock_engine_free(i915->engine[RCS0]);
err_unlock:
destroy_workqueue(i915->wq);
projects / kernel.git / commitdiff