From: Maarten Lankhorst maarten.lankhorst@linux.intel.com
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@linux.intel.com Cc: Thomas Hellström thomas.hellstrom@linux.intel.com --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 24 ++++++++---------- .../gpu/drm/i915/gt/selftest_workarounds.c | 25 ++++++++++++++++--- 2 files changed, 32 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index a82554baa6ac..de50b7c47ea3 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -2073,7 +2073,6 @@ create_scratch(struct i915_address_space *vm, int count) struct drm_i915_gem_object *obj; struct i915_vma *vma; unsigned int size; - int err;
size = round_up(count * sizeof(u32), PAGE_SIZE); obj = i915_gem_object_create_internal(vm->i915, size); @@ -2084,20 +2083,11 @@ create_scratch(struct i915_address_space *vm, int count)
vma = i915_vma_instance(obj, vm, NULL); if (IS_ERR(vma)) { - err = PTR_ERR(vma); - goto err_obj; + i915_gem_object_put(obj); + return vma; }
- err = i915_vma_pin(vma, 0, 0, - i915_vma_is_ggtt(vma) ? PIN_GLOBAL : PIN_USER); - if (err) - goto err_obj; - return vma; - -err_obj: - i915_gem_object_put(obj); - return ERR_PTR(err); }
struct mcr_range { @@ -2215,10 +2205,15 @@ 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); @@ -2259,6 +2254,8 @@ 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: @@ -2269,7 +2266,6 @@ 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_workarounds.c b/drivers/gpu/drm/i915/gt/selftest_workarounds.c index 61a0532d0f3d..810ab026a55e 100644 --- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c +++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c @@ -386,6 +386,25 @@ static struct i915_vma *create_batch(struct i915_address_space *vm) return ERR_PTR(err); }
+static struct i915_vma * +create_scratch_pinned(struct i915_address_space *vm, int count) +{ + struct i915_vma *vma = create_scratch(vm, count); + int err; + + if (IS_ERR(vma)) + return vma; + + err = i915_vma_pin(vma, 0, 0, + i915_vma_is_ggtt(vma) ? PIN_GLOBAL : PIN_USER); + if (err) { + i915_vma_put(vma); + return ERR_PTR(err); + } + + return vma; +} + static u32 reg_write(u32 old, u32 new, u32 rsvd) { if (rsvd == 0x0000ffff) { @@ -489,7 +508,7 @@ static int check_dirty_whitelist(struct intel_context *ce) int err = 0, i, v; u32 *cs, *results;
- scratch = create_scratch(ce->vm, 2 * ARRAY_SIZE(values) + 1); + scratch = create_scratch_pinned(ce->vm, 2 * ARRAY_SIZE(values) + 1); if (IS_ERR(scratch)) return PTR_ERR(scratch);
@@ -1043,7 +1062,7 @@ static int live_isolated_whitelist(void *arg)
vm = i915_gem_context_get_vm_rcu(c);
- client[i].scratch[0] = create_scratch(vm, 1024); + client[i].scratch[0] = create_scratch_pinned(vm, 1024); if (IS_ERR(client[i].scratch[0])) { err = PTR_ERR(client[i].scratch[0]); i915_vm_put(vm); @@ -1051,7 +1070,7 @@ static int live_isolated_whitelist(void *arg) goto err; }
- client[i].scratch[1] = create_scratch(vm, 1024); + client[i].scratch[1] = create_scratch_pinned(vm, 1024); if (IS_ERR(client[i].scratch[1])) { err = PTR_ERR(client[i].scratch[1]); i915_vma_unpin_and_release(&client[i].scratch[0], 0);