Having transitioned GEM over to using intel_context as its primary means
of tracking the GEM context and engine combined and using
i915_request_create(), we can move the older i915_request_alloc()
helper function into selftests/
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/Makefile | 1 +
drivers/gpu/drm/i915/i915_request.c | 48 -------------------
drivers/gpu/drm/i915/i915_request.h | 3 --
drivers/gpu/drm/i915/selftests/huge_pages.c | 3 +-
drivers/gpu/drm/i915/selftests/i915_gem.c | 5 +-
.../gpu/drm/i915/selftests/i915_gem_context.c | 15 +++---
.../gpu/drm/i915/selftests/i915_gem_evict.c | 3 +-
drivers/gpu/drm/i915/selftests/i915_request.c | 4 +-
.../gpu/drm/i915/selftests/igt_gem_utils.c | 39 +++++++++++++++
.../gpu/drm/i915/selftests/igt_gem_utils.h | 17 +++++++
drivers/gpu/drm/i915/selftests/igt_spinner.c | 3 +-
.../gpu/drm/i915/selftests/intel_hangcheck.c | 9 ++--
drivers/gpu/drm/i915/selftests/intel_lrc.c | 9 ++--
.../drm/i915/selftests/intel_workarounds.c | 8 ++--
drivers/gpu/drm/i915/selftests/mock_request.c | 3 +-
15 files changed, 91 insertions(+), 79 deletions(-)
create mode 100644 drivers/gpu/drm/i915/selftests/igt_gem_utils.c
create mode 100644 drivers/gpu/drm/i915/selftests/igt_gem_utils.h
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index bd1657c3d395..688558f935be 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -184,6 +184,7 @@ i915-$(CONFIG_DRM_I915_SELFTEST) += \
selftests/i915_random.o \
selftests/i915_selftest.o \
selftests/igt_flush_test.o \
+ selftests/igt_gem_utils.o \
selftests/igt_live_test.o \
selftests/igt_reset.o \
selftests/igt_spinner.o
diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c
index dda856f2a012..4594b946f4c3 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -726,54 +726,6 @@ struct i915_request *i915_request_create(struct intel_context *ce)
return ERR_PTR(ret);
}
-/**
- * i915_request_alloc - allocate a request structure
- *
- * @engine: engine that we wish to issue the request on.
- * @ctx: context that the request will be associated with.
- *
- * Returns a pointer to the allocated request if successful,
- * or an error code if not.
- */
-struct i915_request *
-i915_request_alloc(struct intel_engine_cs *engine, struct i915_gem_context *ctx)
-{
- struct drm_i915_private *i915 = engine->i915;
- struct intel_context *ce;
- struct i915_request *rq;
- int err;
-
- /*
- * Preempt contexts are reserved for exclusive use to inject a
- * preemption context switch. They are never to be used for any trivial
- * request!
- */
- GEM_BUG_ON(ctx == i915->preempt_context);
-
- /*
- * Pinning the contexts may generate requests in order to acquire
- * GGTT space, so do this first before we reserve a seqno for
- * ourselves.
- */
- ce = i915_gem_context_get_engine(ctx, engine->id);
- if (IS_ERR(ce))
- return ERR_CAST(ce);
-
- err = intel_context_pin(ce);
- intel_context_put(ce);
- if (err)
- return ERR_PTR(err);
-
- i915_gem_unpark(i915);
-
- rq = i915_request_create(ce);
-
- i915_gem_park(i915);
- intel_context_unpin(ce);
-
- return rq;
-}
-
static int
emit_semaphore_wait(struct i915_request *to,
struct i915_request *from,
diff --git a/drivers/gpu/drm/i915/i915_request.h b/drivers/gpu/drm/i915/i915_request.h
index 37f84ad067da..7390e1f9a8cb 100644
--- a/drivers/gpu/drm/i915/i915_request.h
+++ b/drivers/gpu/drm/i915/i915_request.h
@@ -231,9 +231,6 @@ static inline bool dma_fence_is_i915(const struct dma_fence *fence)
struct i915_request * __must_check
i915_request_create(struct intel_context *ce);
-struct i915_request * __must_check
-i915_request_alloc(struct intel_engine_cs *engine,
- struct i915_gem_context *ctx);
void i915_request_retire_upto(struct i915_request *rq);
static inline struct i915_request *
diff --git a/drivers/gpu/drm/i915/selftests/huge_pages.c b/drivers/gpu/drm/i915/selftests/huge_pages.c
index 1597a6e1f364..752b552f5c50 100644
--- a/drivers/gpu/drm/i915/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/selftests/huge_pages.c
@@ -26,6 +26,7 @@
#include <linux/prime_numbers.h>
+#include "igt_gem_utils.h"
#include "mock_drm.h"
#include "i915_random.h"
@@ -980,7 +981,7 @@ static int gpu_write(struct i915_vma *vma,
if (IS_ERR(batch))
return PTR_ERR(batch);
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto err_batch;
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem.c b/drivers/gpu/drm/i915/selftests/i915_gem.c
index 7d79f1fe6bbd..72597aae3314 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem.c
@@ -8,8 +8,9 @@
#include "../i915_selftest.h"
-#include "mock_context.h"
+#include "igt_gem_utils.h"
#include "igt_flush_test.h"
+#include "mock_context.h"
static int switch_to_context(struct drm_i915_private *i915,
struct i915_gem_context *ctx)
@@ -23,7 +24,7 @@ static int switch_to_context(struct drm_i915_private *i915,
for_each_engine(engine, i915, id) {
struct i915_request *rq;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
break;
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_context.c b/drivers/gpu/drm/i915/selftests/i915_gem_context.c
index 0f3018113129..e01d2a2855a0 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_context.c
@@ -29,6 +29,7 @@
#include "../i915_selftest.h"
#include "i915_random.h"
#include "igt_flush_test.h"
+#include "igt_gem_utils.h"
#include "igt_live_test.h"
#include "igt_reset.h"
#include "igt_spinner.h"
@@ -90,7 +91,7 @@ static int live_nop_switch(void *arg)
times[0] = ktime_get_raw();
for (n = 0; n < nctx; n++) {
- rq = i915_request_alloc(engine, ctx[n]);
+ rq = igt_request_alloc(ctx[n], engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto out_unlock;
@@ -120,7 +121,7 @@ static int live_nop_switch(void *arg)
times[1] = ktime_get_raw();
for (n = 0; n < prime; n++) {
- rq = i915_request_alloc(engine, ctx[n % nctx]);
+ rq = igt_request_alloc(ctx[n % nctx], engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto out_unlock;
@@ -300,7 +301,7 @@ static int gpu_fill(struct drm_i915_gem_object *obj,
goto err_vma;
}
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto err_batch;
@@ -1339,7 +1340,7 @@ static int write_to_scratch(struct i915_gem_context *ctx,
if (err)
goto err_unpin;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto err_unpin;
@@ -1434,7 +1435,7 @@ static int read_from_scratch(struct i915_gem_context *ctx,
if (err)
goto err_unpin;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto err_unpin;
@@ -1619,7 +1620,7 @@ static int __igt_switch_to_kernel_context(struct drm_i915_private *i915,
for_each_engine_masked(engine, i915, engines, tmp) {
struct i915_request *rq;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq))
return PTR_ERR(rq);
@@ -1764,7 +1765,7 @@ static int mock_context_barrier(void *arg)
goto out;
}
- rq = i915_request_alloc(i915->engine[RCS0], ctx);
+ rq = igt_request_alloc(ctx, i915->engine[RCS0]);
if (IS_ERR(rq)) {
pr_err("Request allocation failed!\n");
goto out;
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
index c0cf26507915..e4db66e0e8d6 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
@@ -25,6 +25,7 @@
#include "../i915_selftest.h"
#include "../i915_gem_pm.h"
+#include "igt_gem_utils.h"
#include "lib_sw_fence.h"
#include "mock_context.h"
#include "mock_drm.h"
@@ -460,7 +461,7 @@ static int igt_evict_contexts(void *arg)
/* We will need some GGTT space for the rq's context */
igt_evict_ctl.fail_if_busy = true;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
igt_evict_ctl.fail_if_busy = false;
if (IS_ERR(rq)) {
diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c
index 03bea3caaafe..6ef04fa775d5 100644
--- a/drivers/gpu/drm/i915/selftests/i915_request.c
+++ b/drivers/gpu/drm/i915/selftests/i915_request.c
@@ -267,7 +267,7 @@ static struct i915_request *
__live_request_alloc(struct i915_gem_context *ctx,
struct intel_engine_cs *engine)
{
- return i915_request_alloc(engine, ctx);
+ return igt_request_alloc(ctx, engine);
}
static int __igt_breadcrumbs_smoketest(void *arg)
@@ -1070,7 +1070,7 @@ max_batches(struct i915_gem_context *ctx, struct intel_engine_cs *engine)
if (HAS_EXECLISTS(ctx->i915))
return INT_MAX;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
ret = PTR_ERR(rq);
} else {
diff --git a/drivers/gpu/drm/i915/selftests/igt_gem_utils.c b/drivers/gpu/drm/i915/selftests/igt_gem_utils.c
new file mode 100644
index 000000000000..f9899adfe12a
--- /dev/null
+++ b/drivers/gpu/drm/i915/selftests/igt_gem_utils.c
@@ -0,0 +1,39 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright © 2018 Intel Corporation
+ */
+
+#include "igt_gem_utils.h"
+
+#include "../i915_gem_context.h"
+#include "../i915_gem_pm.h"
+#include "../intel_context.h"
+
+struct i915_request *
+igt_request_alloc(struct i915_gem_context *ctx, struct intel_engine_cs *engine)
+{
+ struct intel_context *ce;
+ struct i915_request *rq;
+ int err;
+
+ /*
+ * Pinning the contexts may generate requests in order to acquire
+ * GGTT space, so do this first before we reserve a seqno for
+ * ourselves.
+ */
+ ce = i915_gem_context_get_engine(ctx, engine->id);
+ if (IS_ERR(ce))
+ return ERR_CAST(ce);
+
+ err = intel_context_pin(ce);
+ intel_context_put(ce);
+ if (err)
+ return ERR_PTR(err);
+
+ rq = i915_request_create(ce);
+ intel_context_unpin(ce);
+
+ return rq;
+}
+
diff --git a/drivers/gpu/drm/i915/selftests/igt_gem_utils.h b/drivers/gpu/drm/i915/selftests/igt_gem_utils.h
new file mode 100644
index 000000000000..0f17251cf75d
--- /dev/null
+++ b/drivers/gpu/drm/i915/selftests/igt_gem_utils.h
@@ -0,0 +1,17 @@
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright © 2018 Intel Corporation
+ */
+
+#ifndef __IGT_GEM_UTILS_H__
+#define __IGT_GEM_UTILS_H__
+
+struct i915_request;
+struct i915_gem_context;
+struct intel_engine_cs;
+
+struct i915_request *
+igt_request_alloc(struct i915_gem_context *ctx, struct intel_engine_cs *engine);
+
+#endif /* __IGT_GEM_UTILS_H__ */
diff --git a/drivers/gpu/drm/i915/selftests/igt_spinner.c b/drivers/gpu/drm/i915/selftests/igt_spinner.c
index 16890dfe74c0..ece8a8a0d3b0 100644
--- a/drivers/gpu/drm/i915/selftests/igt_spinner.c
+++ b/drivers/gpu/drm/i915/selftests/igt_spinner.c
@@ -4,6 +4,7 @@
* Copyright © 2018 Intel Corporation
*/
+#include "igt_gem_utils.h"
#include "igt_spinner.h"
int igt_spinner_init(struct igt_spinner *spin, struct drm_i915_private *i915)
@@ -114,7 +115,7 @@ igt_spinner_create_request(struct igt_spinner *spin,
if (err)
goto unpin_vma;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto unpin_hws;
diff --git a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
index f6f417386b9f..3c843edc2fe4 100644
--- a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
+++ b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c
@@ -27,6 +27,7 @@
#include "../i915_gem_pm.h"
#include "../i915_selftest.h"
#include "i915_random.h"
+#include "igt_gem_utils.h"
#include "igt_flush_test.h"
#include "igt_reset.h"
#include "igt_wedge_me.h"
@@ -175,7 +176,7 @@ hang_create_request(struct hang *h, struct intel_engine_cs *engine)
if (err)
goto unpin_vma;
- rq = i915_request_alloc(engine, h->ctx);
+ rq = igt_request_alloc(h->ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto unpin_hws;
@@ -455,7 +456,7 @@ static int igt_reset_nop(void *arg)
for (i = 0; i < 16; i++) {
struct i915_request *rq;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
break;
@@ -566,7 +567,7 @@ static int igt_reset_nop_engine(void *arg)
for (i = 0; i < 16; i++) {
struct i915_request *rq;
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
break;
@@ -839,7 +840,7 @@ static int active_engine(void *data)
struct i915_request *new;
mutex_lock(&engine->i915->drm.struct_mutex);
- new = i915_request_alloc(engine, ctx[idx]);
+ new = igt_request_alloc(ctx[idx], engine);
if (IS_ERR(new)) {
mutex_unlock(&engine->i915->drm.struct_mutex);
err = PTR_ERR(new);
diff --git a/drivers/gpu/drm/i915/selftests/intel_lrc.c b/drivers/gpu/drm/i915/selftests/intel_lrc.c
index 45370922d965..2deefc5845e4 100644
--- a/drivers/gpu/drm/i915/selftests/intel_lrc.c
+++ b/drivers/gpu/drm/i915/selftests/intel_lrc.c
@@ -11,6 +11,7 @@
#include "../i915_selftest.h"
#include "igt_flush_test.h"
+#include "igt_gem_utils.h"
#include "igt_live_test.h"
#include "igt_spinner.h"
#include "i915_random.h"
@@ -675,13 +676,13 @@ static int live_chain_preempt(void *arg)
i915_request_add(rq);
for (i = 0; i < count; i++) {
- rq = i915_request_alloc(engine, lo.ctx);
+ rq = igt_request_alloc(lo.ctx, engine);
if (IS_ERR(rq))
goto err_wedged;
i915_request_add(rq);
}
- rq = i915_request_alloc(engine, hi.ctx);
+ rq = igt_request_alloc(hi.ctx, engine);
if (IS_ERR(rq))
goto err_wedged;
i915_request_add(rq);
@@ -700,7 +701,7 @@ static int live_chain_preempt(void *arg)
}
igt_spinner_end(&lo.spin);
- rq = i915_request_alloc(engine, lo.ctx);
+ rq = igt_request_alloc(lo.ctx, engine);
if (IS_ERR(rq))
goto err_wedged;
i915_request_add(rq);
@@ -904,7 +905,7 @@ static int smoke_submit(struct preempt_smoke *smoke,
ctx->sched.priority = prio;
- rq = i915_request_alloc(smoke->engine, ctx);
+ rq = igt_request_alloc(ctx, smoke->engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto unpin;
diff --git a/drivers/gpu/drm/i915/selftests/intel_workarounds.c b/drivers/gpu/drm/i915/selftests/intel_workarounds.c
index 0e42e1a0b46c..e1cac43b7362 100644
--- a/drivers/gpu/drm/i915/selftests/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/selftests/intel_workarounds.c
@@ -9,6 +9,7 @@
#include "../i915_reset.h"
#include "igt_flush_test.h"
+#include "igt_gem_utils.h"
#include "igt_reset.h"
#include "igt_spinner.h"
#include "igt_wedge_me.h"
@@ -72,7 +73,6 @@ read_nonprivs(struct i915_gem_context *ctx, struct intel_engine_cs *engine)
{
const u32 base = engine->mmio_base;
struct drm_i915_gem_object *result;
- intel_wakeref_t wakeref;
struct i915_request *rq;
struct i915_vma *vma;
u32 srm, *cs;
@@ -104,9 +104,7 @@ read_nonprivs(struct i915_gem_context *ctx, struct intel_engine_cs *engine)
if (err)
goto err_obj;
- rq = ERR_PTR(-ENODEV);
- with_intel_runtime_pm(engine->i915, wakeref)
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto err_pin;
@@ -557,7 +555,7 @@ static int check_dirty_whitelist(struct i915_gem_context *ctx,
i915_gem_object_unpin_map(batch->obj);
i915_gem_chipset_flush(ctx->i915);
- rq = i915_request_alloc(engine, ctx);
+ rq = igt_request_alloc(ctx, engine);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
goto out_batch;
diff --git a/drivers/gpu/drm/i915/selftests/mock_request.c b/drivers/gpu/drm/i915/selftests/mock_request.c
index d1a7c9608712..98516d58b2d8 100644
--- a/drivers/gpu/drm/i915/selftests/mock_request.c
+++ b/drivers/gpu/drm/i915/selftests/mock_request.c
@@ -22,6 +22,7 @@
*
*/
+#include "igt_gem_utils.h"
#include "mock_engine.h"
#include "mock_request.h"
@@ -33,7 +34,7 @@ mock_request(struct intel_engine_cs *engine,
struct i915_request *request;
/* NB the i915->requests slab cache is enlarged to fit mock_request */
- request = i915_request_alloc(engine, context);
+ request = igt_request_alloc(context, engine);
if (IS_ERR(request))
return NULL;
--
2.20.1
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