From: Rob Clark <robdclark@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
"Rob Clark" <robdclark@chromium.org>,
"Christian König" <christian.koenig@amd.com>,
"Felix Kuehling" <Felix.Kuehling@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Pan, Xinhui" <Xinhui.Pan@amd.com>,
"David Airlie" <airlied@gmail.com>,
"Daniel Vetter" <daniel@ffwll.ch>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Karol Herbst" <kherbst@redhat.com>,
"Lyude Paul" <lyude@redhat.com>,
"Danilo Krummrich" <dakr@redhat.com>,
"Guchun Chen" <guchun.chen@amd.com>,
"Luben Tuikov" <luben.tuikov@amd.com>,
"Srinivasan Shanmugam" <srinivasan.shanmugam@amd.com>,
"Lang Yu" <Lang.Yu@amd.com>,
"Tvrtko Ursulin" <tvrtko.ursulin@intel.com>,
"Philip Yang" <Philip.Yang@amd.com>,
"Yang Li" <yang.lee@linux.alibaba.com>,
"Lijo Lazar" <lijo.lazar@amd.com>,
"Jonathan Kim" <jonathan.kim@amd.com>,
"Jack Xiao" <Jack.Xiao@amd.com>,
"Mario Limonciello" <mario.limonciello@amd.com>,
"Shashank Sharma" <shashank.sharma@amd.com>,
"Veerabadhran Gopalakrishnan"
<Veerabadhran.Gopalakrishnan@amd.com>,
"Leo Liu" <leo.liu@amd.com>,
"Boris Brezillon" <boris.brezillon@collabora.com>,
"Arthur Grillo" <arthurgrillo@riseup.net>,
amd-gfx@lists.freedesktop.org (open list:AMD KFD),
linux-kernel@vger.kernel.org (open list),
nouveau@lists.freedesktop.org (open list:DRM DRIVER FOR NVIDIA
GEFORCE/QUADRO GPUS)
Subject: [PATCH v2 6/7] drm/exec: Pass in initial # of objects
Date: Mon, 20 Nov 2023 16:38:50 -0800 [thread overview]
Message-ID: <20231121003935.5868-7-robdclark@gmail.com> (raw)
In-Reply-To: <20231121003935.5868-1-robdclark@gmail.com>
From: Rob Clark <robdclark@chromium.org>
In cases where the # is known ahead of time, it is silly to do the table
resize dance.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 8 ++++----
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c | 4 ++--
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 4 ++--
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 4 ++--
drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c | 4 ++--
drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 2 +-
drivers/gpu/drm/drm_exec.c | 13 ++++++++++---
drivers/gpu/drm/nouveau/nouveau_exec.c | 2 +-
drivers/gpu/drm/nouveau/nouveau_uvmm.c | 2 +-
drivers/gpu/drm/tests/drm_exec_test.c | 16 ++++++++--------
include/drm/drm_exec.h | 2 +-
12 files changed, 35 insertions(+), 28 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 41fbc4fd0fac..0bd3c4a6267a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1137,7 +1137,7 @@ static int reserve_bo_and_vm(struct kgd_mem *mem,
ctx->n_vms = 1;
ctx->sync = &mem->sync;
- drm_exec_init(&ctx->exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&ctx->exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&ctx->exec) {
ret = amdgpu_vm_lock_pd(vm, &ctx->exec, 2);
drm_exec_retry_on_contention(&ctx->exec);
@@ -1176,7 +1176,7 @@ static int reserve_bo_and_cond_vms(struct kgd_mem *mem,
int ret;
ctx->sync = &mem->sync;
- drm_exec_init(&ctx->exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&ctx->exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&ctx->exec) {
ctx->n_vms = 0;
list_for_each_entry(entry, &mem->attachments, list) {
@@ -2552,7 +2552,7 @@ static int validate_invalid_user_pages(struct amdkfd_process_info *process_info)
amdgpu_sync_create(&sync);
- drm_exec_init(&exec, 0);
+ drm_exec_init(&exec, 0, 0);
/* Reserve all BOs and page tables for validation */
drm_exec_until_all_locked(&exec) {
/* Reserve all the page directories */
@@ -2793,7 +2793,7 @@ int amdgpu_amdkfd_gpuvm_restore_process_bos(void *info, struct dma_fence **ef)
mutex_lock(&process_info->lock);
- drm_exec_init(&exec, 0);
+ drm_exec_init(&exec, 0, 0);
drm_exec_until_all_locked(&exec) {
list_for_each_entry(peer_vm, &process_info->vm_list_head,
vm_list_node) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index df3ecfa9e13f..2464606494d4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -66,7 +66,7 @@ static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p,
amdgpu_sync_create(&p->sync);
drm_exec_init(&p->exec, DRM_EXEC_INTERRUPTIBLE_WAIT |
- DRM_EXEC_IGNORE_DUPLICATES);
+ DRM_EXEC_IGNORE_DUPLICATES, 0);
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
index 720011019741..796fa6f1420b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
@@ -70,7 +70,7 @@ int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct drm_exec exec;
int r;
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec) {
r = amdgpu_vm_lock_pd(vm, &exec, 0);
if (likely(!r))
@@ -110,7 +110,7 @@ int amdgpu_unmap_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct drm_exec exec;
int r;
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec) {
r = amdgpu_vm_lock_pd(vm, &exec, 0);
if (likely(!r))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 84beeaa4d21c..49a5f1c73b3e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -203,7 +203,7 @@ static void amdgpu_gem_object_close(struct drm_gem_object *obj,
struct drm_exec exec;
long r;
- drm_exec_init(&exec, DRM_EXEC_IGNORE_DUPLICATES);
+ drm_exec_init(&exec, DRM_EXEC_IGNORE_DUPLICATES, 0);
drm_exec_until_all_locked(&exec) {
r = drm_exec_prepare_obj(&exec, &bo->tbo.base, 1);
drm_exec_retry_on_contention(&exec);
@@ -739,7 +739,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
}
drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT |
- DRM_EXEC_IGNORE_DUPLICATES);
+ DRM_EXEC_IGNORE_DUPLICATES, 0);
drm_exec_until_all_locked(&exec) {
if (gobj) {
r = drm_exec_lock_obj(&exec, gobj);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 9ddbf1494326..abd0b9763904 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -1122,7 +1122,7 @@ int amdgpu_mes_ctx_map_meta_data(struct amdgpu_device *adev,
amdgpu_sync_create(&sync);
- drm_exec_init(&exec, 0);
+ drm_exec_init(&exec, 0, 0);
drm_exec_until_all_locked(&exec) {
r = drm_exec_lock_obj(&exec,
&ctx_data->meta_data_obj->tbo.base);
@@ -1193,7 +1193,7 @@ int amdgpu_mes_ctx_unmap_meta_data(struct amdgpu_device *adev,
struct drm_exec exec;
long r;
- drm_exec_init(&exec, 0);
+ drm_exec_init(&exec, 0, 0);
drm_exec_until_all_locked(&exec) {
r = drm_exec_lock_obj(&exec,
&ctx_data->meta_data_obj->tbo.base);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c
index ca45ba8ac171..bfbf59326ee1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c
@@ -86,7 +86,7 @@ static int map_ring_data(struct amdgpu_device *adev, struct amdgpu_vm *vm,
amdgpu_sync_create(&sync);
- drm_exec_init(&exec, 0);
+ drm_exec_init(&exec, 0, 0);
drm_exec_until_all_locked(&exec) {
r = drm_exec_lock_obj(&exec, &bo->tbo.base);
drm_exec_retry_on_contention(&exec);
@@ -149,7 +149,7 @@ static int unmap_ring_data(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct drm_exec exec;
long r;
- drm_exec_init(&exec, 0);
+ drm_exec_init(&exec, 0, 0);
drm_exec_until_all_locked(&exec) {
r = drm_exec_lock_obj(&exec, &bo->tbo.base);
drm_exec_retry_on_contention(&exec);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
index f2f3c338fd94..76d9f14ccc7c 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -1529,7 +1529,7 @@ static int svm_range_reserve_bos(struct svm_validate_context *ctx, bool intr)
uint32_t gpuidx;
int r;
- drm_exec_init(&ctx->exec, intr ? DRM_EXEC_INTERRUPTIBLE_WAIT: 0);
+ drm_exec_init(&ctx->exec, intr ? DRM_EXEC_INTERRUPTIBLE_WAIT: 0, 0);
drm_exec_until_all_locked(&ctx->exec) {
for_each_set_bit(gpuidx, ctx->bitmap, MAX_GPU_INSTANCE) {
pdd = kfd_process_device_from_gpuidx(ctx->process, gpuidx);
diff --git a/drivers/gpu/drm/drm_exec.c b/drivers/gpu/drm/drm_exec.c
index 5d2809de4517..48ee851b61d9 100644
--- a/drivers/gpu/drm/drm_exec.c
+++ b/drivers/gpu/drm/drm_exec.c
@@ -69,16 +69,23 @@ static void drm_exec_unlock_all(struct drm_exec *exec)
* drm_exec_init - initialize a drm_exec object
* @exec: the drm_exec object to initialize
* @flags: controls locking behavior, see DRM_EXEC_* defines
+ * @nr: the initial # of objects
*
* Initialize the object and make sure that we can track locked objects.
+ *
+ * If nr is non-zero then it is used as the initial objects table size.
+ * In either case, the table will grow (be re-allocated) on demand.
*/
-void drm_exec_init(struct drm_exec *exec, uint32_t flags)
+void drm_exec_init(struct drm_exec *exec, uint32_t flags, unsigned nr)
{
+ if (!nr)
+ nr = PAGE_SIZE / sizeof(void *);
+
exec->flags = flags;
- exec->objects = kmalloc(PAGE_SIZE, GFP_KERNEL);
+ exec->objects = kvmalloc_array(nr, sizeof(void *), GFP_KERNEL);
/* If allocation here fails, just delay that till the first use */
- exec->max_objects = exec->objects ? PAGE_SIZE / sizeof(void *) : 0;
+ exec->max_objects = exec->objects ? nr : 0;
exec->num_objects = 0;
exec->contended = DRM_EXEC_DUMMY;
exec->prelocked = NULL;
diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.c b/drivers/gpu/drm/nouveau/nouveau_exec.c
index 9a5ef574744b..769392276e4f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_exec.c
+++ b/drivers/gpu/drm/nouveau/nouveau_exec.c
@@ -103,7 +103,7 @@ nouveau_exec_job_submit(struct nouveau_job *job)
nouveau_uvmm_lock(uvmm);
drm_exec_init(exec, DRM_EXEC_INTERRUPTIBLE_WAIT |
- DRM_EXEC_IGNORE_DUPLICATES);
+ DRM_EXEC_IGNORE_DUPLICATES, 0);
drm_exec_until_all_locked(exec) {
struct drm_gpuva *va;
diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
index 5cf892c50f43..f93cfccc2c93 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
@@ -1288,7 +1288,7 @@ nouveau_uvmm_bind_job_submit(struct nouveau_job *job)
}
drm_exec_init(exec, DRM_EXEC_INTERRUPTIBLE_WAIT |
- DRM_EXEC_IGNORE_DUPLICATES);
+ DRM_EXEC_IGNORE_DUPLICATES, 0);
drm_exec_until_all_locked(exec) {
list_for_each_op(op, &bind_job->ops) {
struct drm_gpuva_op *va_op;
diff --git a/drivers/gpu/drm/tests/drm_exec_test.c b/drivers/gpu/drm/tests/drm_exec_test.c
index 563949d777dd..81f928a429ba 100644
--- a/drivers/gpu/drm/tests/drm_exec_test.c
+++ b/drivers/gpu/drm/tests/drm_exec_test.c
@@ -46,7 +46,7 @@ static void sanitycheck(struct kunit *test)
{
struct drm_exec exec;
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_fini(&exec);
KUNIT_SUCCEED(test);
}
@@ -60,7 +60,7 @@ static void test_lock(struct kunit *test)
drm_gem_private_object_init(priv->drm, &gobj, PAGE_SIZE);
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec) {
ret = drm_exec_lock_obj(&exec, &gobj);
drm_exec_retry_on_contention(&exec);
@@ -80,7 +80,7 @@ static void test_lock_unlock(struct kunit *test)
drm_gem_private_object_init(priv->drm, &gobj, PAGE_SIZE);
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec) {
ret = drm_exec_lock_obj(&exec, &gobj);
drm_exec_retry_on_contention(&exec);
@@ -107,7 +107,7 @@ static void test_duplicates(struct kunit *test)
drm_gem_private_object_init(priv->drm, &gobj, PAGE_SIZE);
- drm_exec_init(&exec, DRM_EXEC_IGNORE_DUPLICATES);
+ drm_exec_init(&exec, DRM_EXEC_IGNORE_DUPLICATES, 0);
drm_exec_until_all_locked(&exec) {
ret = drm_exec_lock_obj(&exec, &gobj);
drm_exec_retry_on_contention(&exec);
@@ -134,7 +134,7 @@ static void test_prepare(struct kunit *test)
drm_gem_private_object_init(priv->drm, &gobj, PAGE_SIZE);
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec) {
ret = drm_exec_prepare_obj(&exec, &gobj, 1);
drm_exec_retry_on_contention(&exec);
@@ -159,7 +159,7 @@ static void test_prepare_array(struct kunit *test)
drm_gem_private_object_init(priv->drm, &gobj1, PAGE_SIZE);
drm_gem_private_object_init(priv->drm, &gobj2, PAGE_SIZE);
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec)
ret = drm_exec_prepare_array(&exec, array, ARRAY_SIZE(array),
1);
@@ -174,14 +174,14 @@ static void test_multiple_loops(struct kunit *test)
{
struct drm_exec exec;
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec)
{
break;
}
drm_exec_fini(&exec);
- drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&exec, DRM_EXEC_INTERRUPTIBLE_WAIT, 0);
drm_exec_until_all_locked(&exec)
{
break;
diff --git a/include/drm/drm_exec.h b/include/drm/drm_exec.h
index b5bf0b6da791..f1a66c048721 100644
--- a/include/drm/drm_exec.h
+++ b/include/drm/drm_exec.h
@@ -135,7 +135,7 @@ static inline bool drm_exec_is_contended(struct drm_exec *exec)
return !!exec->contended;
}
-void drm_exec_init(struct drm_exec *exec, uint32_t flags);
+void drm_exec_init(struct drm_exec *exec, uint32_t flags, unsigned nr);
void drm_exec_fini(struct drm_exec *exec);
bool drm_exec_cleanup(struct drm_exec *exec);
int drm_exec_lock_obj(struct drm_exec *exec, struct drm_gem_object *obj);
--
2.42.0
next prev parent reply other threads:[~2023-11-21 0:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-21 0:38 [PATCH v2 0/7] drm/msm/gem: drm_exec conversion Rob Clark
2023-11-21 0:38 ` [PATCH v2 1/7] drm/msm/gem: Remove "valid" tracking Rob Clark
2023-12-03 11:28 ` Dmitry Baryshkov
2023-11-21 0:38 ` [PATCH v2 2/7] drm/msm/gem: Remove submit_unlock_unpin_bo() Rob Clark
2023-11-21 0:38 ` [PATCH v2 3/7] drm/msm/gem: Don't queue job to sched in error cases Rob Clark
2023-11-21 0:38 ` [PATCH v2 4/7] drm/msm/gem: Split out submit_unpin_objects() helper Rob Clark
2023-12-03 11:31 ` Dmitry Baryshkov
2023-11-21 0:38 ` [PATCH v2 5/7] drm/msm/gem: Cleanup submit_cleanup_bo() Rob Clark
2023-12-03 11:29 ` Dmitry Baryshkov
2023-11-21 0:38 ` Rob Clark [this message]
2023-11-21 0:38 ` [PATCH v2 7/7] drm/msm/gem: Convert to drm_exec Rob Clark
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