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path: root/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c')
-rw-r--r--drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c125
1 files changed, 82 insertions, 43 deletions
diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c
index e8132aca0bb6..62077fe46715 100644
--- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c
+++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c
@@ -41,6 +41,7 @@ static int __perf_fill_blt(struct drm_i915_gem_object *obj)
if (!engine)
return 0;
+ intel_engine_pm_get(engine);
for (pass = 0; pass < ARRAY_SIZE(t); pass++) {
struct intel_context *ce = engine->kernel_context;
ktime_t t0, t1;
@@ -49,17 +50,20 @@ static int __perf_fill_blt(struct drm_i915_gem_object *obj)
err = i915_gem_object_fill_blt(obj, ce, 0);
if (err)
- return err;
+ break;
err = i915_gem_object_wait(obj,
I915_WAIT_ALL,
MAX_SCHEDULE_TIMEOUT);
if (err)
- return err;
+ break;
t1 = ktime_get();
t[pass] = ktime_sub(t1, t0);
}
+ intel_engine_pm_put(engine);
+ if (err)
+ return err;
sort(t, ARRAY_SIZE(t), sizeof(*t), wrap_ktime_compare, NULL);
pr_info("%s: blt %zd KiB fill: %lld MiB/s\n",
@@ -109,6 +113,7 @@ static int __perf_copy_blt(struct drm_i915_gem_object *src,
struct intel_engine_cs *engine;
ktime_t t[5];
int pass;
+ int err = 0;
engine = intel_engine_lookup_user(i915,
I915_ENGINE_CLASS_COPY,
@@ -116,26 +121,29 @@ static int __perf_copy_blt(struct drm_i915_gem_object *src,
if (!engine)
return 0;
+ intel_engine_pm_get(engine);
for (pass = 0; pass < ARRAY_SIZE(t); pass++) {
struct intel_context *ce = engine->kernel_context;
ktime_t t0, t1;
- int err;
t0 = ktime_get();
err = i915_gem_object_copy_blt(src, dst, ce);
if (err)
- return err;
+ break;
err = i915_gem_object_wait(dst,
I915_WAIT_ALL,
MAX_SCHEDULE_TIMEOUT);
if (err)
- return err;
+ break;
t1 = ktime_get();
t[pass] = ktime_sub(t1, t0);
}
+ intel_engine_pm_put(engine);
+ if (err)
+ return err;
sort(t, ARRAY_SIZE(t), sizeof(*t), wrap_ktime_compare, NULL);
pr_info("%s: blt %zd KiB copy: %lld MiB/s\n",
@@ -186,6 +194,8 @@ err_src:
struct igt_thread_arg {
struct drm_i915_private *i915;
+ struct i915_gem_context *ctx;
+ struct file *file;
struct rnd_state prng;
unsigned int n_cpus;
};
@@ -198,24 +208,20 @@ static int igt_fill_blt_thread(void *arg)
struct drm_i915_gem_object *obj;
struct i915_gem_context *ctx;
struct intel_context *ce;
- struct drm_file *file;
unsigned int prio;
IGT_TIMEOUT(end);
int err;
- file = mock_file(i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
+ ctx = thread->ctx;
+ if (!ctx) {
+ ctx = live_context(i915, thread->file);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);
- ctx = live_context(i915, file);
- if (IS_ERR(ctx)) {
- err = PTR_ERR(ctx);
- goto out_file;
+ prio = i915_prandom_u32_max_state(I915_PRIORITY_MAX, prng);
+ ctx->sched.priority = I915_USER_PRIORITY(prio);
}
- prio = i915_prandom_u32_max_state(I915_PRIORITY_MAX, prng);
- ctx->sched.priority = I915_USER_PRIORITY(prio);
-
ce = i915_gem_context_get_engine(ctx, BCS0);
GEM_BUG_ON(IS_ERR(ce));
@@ -300,8 +306,6 @@ err_flush:
err = 0;
intel_context_put(ce);
-out_file:
- mock_file_free(i915, file);
return err;
}
@@ -313,24 +317,20 @@ static int igt_copy_blt_thread(void *arg)
struct drm_i915_gem_object *src, *dst;
struct i915_gem_context *ctx;
struct intel_context *ce;
- struct drm_file *file;
unsigned int prio;
IGT_TIMEOUT(end);
int err;
- file = mock_file(i915);
- if (IS_ERR(file))
- return PTR_ERR(file);
+ ctx = thread->ctx;
+ if (!ctx) {
+ ctx = live_context(i915, thread->file);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);
- ctx = live_context(i915, file);
- if (IS_ERR(ctx)) {
- err = PTR_ERR(ctx);
- goto out_file;
+ prio = i915_prandom_u32_max_state(I915_PRIORITY_MAX, prng);
+ ctx->sched.priority = I915_USER_PRIORITY(prio);
}
- prio = i915_prandom_u32_max_state(I915_PRIORITY_MAX, prng);
- ctx->sched.priority = I915_USER_PRIORITY(prio);
-
ce = i915_gem_context_get_engine(ctx, BCS0);
GEM_BUG_ON(IS_ERR(ce));
@@ -431,19 +431,18 @@ err_flush:
err = 0;
intel_context_put(ce);
-out_file:
- mock_file_free(i915, file);
return err;
}
static int igt_threaded_blt(struct drm_i915_private *i915,
- int (*blt_fn)(void *arg))
+ int (*blt_fn)(void *arg),
+ unsigned int flags)
+#define SINGLE_CTX BIT(0)
{
struct igt_thread_arg *thread;
struct task_struct **tsk;
+ unsigned int n_cpus, i;
I915_RND_STATE(prng);
- unsigned int n_cpus;
- unsigned int i;
int err = 0;
n_cpus = num_online_cpus() + 1;
@@ -453,13 +452,27 @@ static int igt_threaded_blt(struct drm_i915_private *i915,
return 0;
thread = kcalloc(n_cpus, sizeof(struct igt_thread_arg), GFP_KERNEL);
- if (!thread) {
- kfree(tsk);
- return 0;
+ if (!thread)
+ goto out_tsk;
+
+ thread[0].file = mock_file(i915);
+ if (IS_ERR(thread[0].file)) {
+ err = PTR_ERR(thread[0].file);
+ goto out_thread;
+ }
+
+ if (flags & SINGLE_CTX) {
+ thread[0].ctx = live_context(i915, thread[0].file);
+ if (IS_ERR(thread[0].ctx)) {
+ err = PTR_ERR(thread[0].ctx);
+ goto out_file;
+ }
}
for (i = 0; i < n_cpus; ++i) {
thread[i].i915 = i915;
+ thread[i].file = thread[0].file;
+ thread[i].ctx = thread[0].ctx;
thread[i].n_cpus = n_cpus;
thread[i].prng =
I915_RND_STATE_INITIALIZER(prandom_u32_state(&prng));
@@ -488,29 +501,42 @@ static int igt_threaded_blt(struct drm_i915_private *i915,
put_task_struct(tsk[i]);
}
- kfree(tsk);
+out_file:
+ fput(thread[0].file);
+out_thread:
kfree(thread);
-
+out_tsk:
+ kfree(tsk);
return err;
}
static int igt_fill_blt(void *arg)
{
- return igt_threaded_blt(arg, igt_fill_blt_thread);
+ return igt_threaded_blt(arg, igt_fill_blt_thread, 0);
+}
+
+static int igt_fill_blt_ctx0(void *arg)
+{
+ return igt_threaded_blt(arg, igt_fill_blt_thread, SINGLE_CTX);
}
static int igt_copy_blt(void *arg)
{
- return igt_threaded_blt(arg, igt_copy_blt_thread);
+ return igt_threaded_blt(arg, igt_copy_blt_thread, 0);
+}
+
+static int igt_copy_blt_ctx0(void *arg)
+{
+ return igt_threaded_blt(arg, igt_copy_blt_thread, SINGLE_CTX);
}
int i915_gem_object_blt_live_selftests(struct drm_i915_private *i915)
{
static const struct i915_subtest tests[] = {
- SUBTEST(perf_fill_blt),
- SUBTEST(perf_copy_blt),
SUBTEST(igt_fill_blt),
+ SUBTEST(igt_fill_blt_ctx0),
SUBTEST(igt_copy_blt),
+ SUBTEST(igt_copy_blt_ctx0),
};
if (intel_gt_is_wedged(&i915->gt))
@@ -521,3 +547,16 @@ int i915_gem_object_blt_live_selftests(struct drm_i915_private *i915)
return i915_live_subtests(tests, i915);
}
+
+int i915_gem_object_blt_perf_selftests(struct drm_i915_private *i915)
+{
+ static const struct i915_subtest tests[] = {
+ SUBTEST(perf_fill_blt),
+ SUBTEST(perf_copy_blt),
+ };
+
+ if (intel_gt_is_wedged(&i915->gt))
+ return 0;
+
+ return i915_live_subtests(tests, i915);
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.