This should be done as part of the ww loop, in order to remove a
i915_vma_pin that needs ww held.
Now only i915_ggtt_pin() callers remaining.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
Reviewed-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_gtt.c | 14 +++++++++++++-
drivers/gpu/drm/i915/gt/intel_gtt.h | 3 +++
drivers/gpu/drm/i915/gt/intel_workarounds.c | 10 ++++++++--
drivers/gpu/drm/i915/gt/selftest_execlists.c | 5 +++--
drivers/gpu/drm/i915/gt/selftest_lrc.c | 2 +-
drivers/gpu/drm/i915/gt/selftest_mocs.c | 3 ++-
drivers/gpu/drm/i915/gt/selftest_workarounds.c | 6 +++---
7 files changed, 33 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.c b/drivers/gpu/drm/i915/gt/intel_gtt.c
index d34770ae4c9a..1b532a2791ea 100644
--- a/drivers/gpu/drm/i915/gt/intel_gtt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gtt.c
@@ -427,7 +427,6 @@ __vm_create_scratch_for_read(struct i915_address_space *vm, unsigned long size)
{
struct drm_i915_gem_object *obj;
struct i915_vma *vma;
- int err;
obj = i915_gem_object_create_internal(vm->i915, PAGE_ALIGN(size));
if (IS_ERR(obj))
@@ -441,6 +440,19 @@ __vm_create_scratch_for_read(struct i915_address_space *vm, unsigned long size)
return vma;
}
+ return vma;
+}
+
+struct i915_vma *
+__vm_create_scratch_for_read_pinned(struct i915_address_space *vm, unsigned long size)
+{
+ struct i915_vma *vma;
+ int err;
+
+ vma = __vm_create_scratch_for_read(vm, size);
+ if (IS_ERR(vma))
+ return vma;
+
err = i915_vma_pin(vma, 0, 0,
i915_vma_is_ggtt(vma) ? PIN_GLOBAL : PIN_USER);
if (err) {
diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.h b/drivers/gpu/drm/i915/gt/intel_gtt.h
index 24b5808df16d..784c4372b405 100644
--- a/drivers/gpu/drm/i915/gt/intel_gtt.h
+++ b/drivers/gpu/drm/i915/gt/intel_gtt.h
@@ -581,6 +581,9 @@ void i915_vm_free_pt_stash(struct i915_address_space *vm,
struct i915_vma *
__vm_create_scratch_for_read(struct i915_address_space *vm, unsigned long size);
+struct i915_vma *
+__vm_create_scratch_for_read_pinned(struct i915_address_space *vm, unsigned long size);
+
static inline struct sgt_dma {
struct scatterlist *sg;
dma_addr_t dma, max;
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 3b4a7da60f0b..bb2357119792 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -2211,10 +2211,15 @@ static int engine_wa_list_verify(struct intel_context *ce,
if (err)
goto err_pm;
+ err = i915_vma_pin_ww(vma, &ww, 0, 0,
+ i915_vma_is_ggtt(vma) ? PIN_GLOBAL : PIN_USER);
+ if (err)
+ goto err_unpin;
+
rq = i915_request_create(ce);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
- goto err_unpin;
+ goto err_vma;
}
err = i915_request_await_object(rq, vma->obj, true);
@@ -2255,6 +2260,8 @@ static int engine_wa_list_verify(struct intel_context *ce,
err_rq:
i915_request_put(rq);
+err_vma:
+ i915_vma_unpin(vma);
err_unpin:
intel_context_unpin(ce);
err_pm:
@@ -2265,7 +2272,6 @@ static int engine_wa_list_verify(struct intel_context *ce,
}
i915_gem_ww_ctx_fini(&ww);
intel_engine_pm_put(ce->engine);
- i915_vma_unpin(vma);
i915_vma_put(vma);
return err;
}
diff --git a/drivers/gpu/drm/i915/gt/selftest_execlists.c b/drivers/gpu/drm/i915/gt/selftest_execlists.c
index f625c29023ea..a6e77a161b70 100644
--- a/drivers/gpu/drm/i915/gt/selftest_execlists.c
+++ b/drivers/gpu/drm/i915/gt/selftest_execlists.c
@@ -4165,8 +4165,9 @@ static int preserved_virtual_engine(struct intel_gt *gt,
int err = 0;
u32 *cs;
- scratch = __vm_create_scratch_for_read(&siblings[0]->gt->ggtt->vm,
- PAGE_SIZE);
+ scratch =
+ __vm_create_scratch_for_read_pinned(&siblings[0]->gt->ggtt->vm,
+ PAGE_SIZE);
if (IS_ERR(scratch))
return PTR_ERR(scratch);
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index 279091e41b41..1f7a120606e6 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -27,7 +27,7 @@
static struct i915_vma *create_scratch(struct intel_gt *gt)
{
- return __vm_create_scratch_for_read(>->ggtt->vm, PAGE_SIZE);
+ return __vm_create_scratch_for_read_pinned(>->ggtt->vm, PAGE_SIZE);
}
static bool is_active(struct i915_request *rq)
diff --git a/drivers/gpu/drm/i915/gt/selftest_mocs.c b/drivers/gpu/drm/i915/gt/selftest_mocs.c
index 44609d1c7780..01dd050d4161 100644
--- a/drivers/gpu/drm/i915/gt/selftest_mocs.c
+++ b/drivers/gpu/drm/i915/gt/selftest_mocs.c
@@ -74,7 +74,8 @@ static int live_mocs_init(struct live_mocs *arg, struct intel_gt *gt)
if (flags & (HAS_GLOBAL_MOCS | HAS_ENGINE_MOCS))
arg->mocs = &arg->table;
- arg->scratch = __vm_create_scratch_for_read(>->ggtt->vm, PAGE_SIZE);
+ arg->scratch =
+ __vm_create_scratch_for_read_pinned(>->ggtt->vm, PAGE_SIZE);
if (IS_ERR(arg->scratch))
return PTR_ERR(arg->scratch);
diff --git a/drivers/gpu/drm/i915/gt/selftest_workarounds.c b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
index e5ee6136c81f..de6136bd10ac 100644
--- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
@@ -463,7 +463,7 @@ static int check_dirty_whitelist(struct intel_context *ce)
u32 *cs, *results;
sz = (2 * ARRAY_SIZE(values) + 1) * sizeof(u32);
- scratch = __vm_create_scratch_for_read(ce->vm, sz);
+ scratch = __vm_create_scratch_for_read_pinned(ce->vm, sz);
if (IS_ERR(scratch))
return PTR_ERR(scratch);
@@ -1003,14 +1003,14 @@ static int live_isolated_whitelist(void *arg)
for (i = 0; i < ARRAY_SIZE(client); i++) {
client[i].scratch[0] =
- __vm_create_scratch_for_read(gt->vm, 4096);
+ __vm_create_scratch_for_read_pinned(gt->vm, 4096);
if (IS_ERR(client[i].scratch[0])) {
err = PTR_ERR(client[i].scratch[0]);
goto err;
}
client[i].scratch[1] =
- __vm_create_scratch_for_read(gt->vm, 4096);
+ __vm_create_scratch_for_read_pinned(gt->vm, 4096);
if (IS_ERR(client[i].scratch[1])) {
err = PTR_ERR(client[i].scratch[1]);
i915_vma_unpin_and_release(&client[i].scratch[0], 0);
--
2.30.1
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