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path: root/drivers/gpu/drm/i915/gt/intel_renderstate.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_renderstate.c')
-rw-r--r--drivers/gpu/drm/i915/gt/intel_renderstate.c97
1 files changed, 55 insertions, 42 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_renderstate.c b/drivers/gpu/drm/i915/gt/intel_renderstate.c
index c4edc35e7d89..5954ecc3207f 100644
--- a/drivers/gpu/drm/i915/gt/intel_renderstate.c
+++ b/drivers/gpu/drm/i915/gt/intel_renderstate.c
@@ -29,16 +29,6 @@
#include "intel_renderstate.h"
#include "intel_ring.h"
-struct intel_renderstate {
- const struct intel_renderstate_rodata *rodata;
- struct drm_i915_gem_object *obj;
- struct i915_vma *vma;
- u32 batch_offset;
- u32 batch_size;
- u32 aux_offset;
- u32 aux_size;
-};
-
static const struct intel_renderstate_rodata *
render_state_get_rodata(const struct intel_engine_cs *engine)
{
@@ -84,11 +74,11 @@ static int render_state_setup(struct intel_renderstate *so,
u32 *d;
int ret;
- ret = i915_gem_object_prepare_write(so->obj, &needs_clflush);
+ ret = i915_gem_object_prepare_write(so->vma->obj, &needs_clflush);
if (ret)
return ret;
- d = kmap_atomic(i915_gem_object_get_dirty_page(so->obj, 0));
+ d = kmap_atomic(i915_gem_object_get_dirty_page(so->vma->obj, 0));
while (i < rodata->batch_items) {
u32 s = rodata->batch[i];
@@ -166,7 +156,7 @@ static int render_state_setup(struct intel_renderstate *so,
ret = 0;
out:
- i915_gem_object_finish_access(so->obj);
+ i915_gem_object_finish_access(so->vma->obj);
return ret;
err:
@@ -177,61 +167,84 @@ err:
#undef OUT_BATCH
-int intel_renderstate_emit(struct i915_request *rq)
+int intel_renderstate_init(struct intel_renderstate *so,
+ struct intel_engine_cs *engine)
{
- struct intel_engine_cs *engine = rq->engine;
- struct intel_renderstate so = {}; /* keep the compiler happy */
+ struct drm_i915_gem_object *obj;
int err;
- so.rodata = render_state_get_rodata(engine);
- if (!so.rodata)
+ memset(so, 0, sizeof(*so));
+
+ so->rodata = render_state_get_rodata(engine);
+ if (!so->rodata)
return 0;
- if (so.rodata->batch_items * 4 > PAGE_SIZE)
+ if (so->rodata->batch_items * 4 > PAGE_SIZE)
return -EINVAL;
- so.obj = i915_gem_object_create_internal(engine->i915, PAGE_SIZE);
- if (IS_ERR(so.obj))
- return PTR_ERR(so.obj);
+ obj = i915_gem_object_create_internal(engine->i915, PAGE_SIZE);
+ if (IS_ERR(obj))
+ return PTR_ERR(obj);
- so.vma = i915_vma_instance(so.obj, &engine->gt->ggtt->vm, NULL);
- if (IS_ERR(so.vma)) {
- err = PTR_ERR(so.vma);
+ so->vma = i915_vma_instance(obj, &engine->gt->ggtt->vm, NULL);
+ if (IS_ERR(so->vma)) {
+ err = PTR_ERR(so->vma);
goto err_obj;
}
- err = i915_vma_pin(so.vma, 0, 0, PIN_GLOBAL | PIN_HIGH);
+ err = i915_vma_pin(so->vma, 0, 0, PIN_GLOBAL | PIN_HIGH);
if (err)
goto err_vma;
- err = render_state_setup(&so, rq->i915);
+ err = render_state_setup(so, engine->i915);
if (err)
goto err_unpin;
+ return 0;
+
+err_unpin:
+ i915_vma_unpin(so->vma);
+err_vma:
+ i915_vma_close(so->vma);
+err_obj:
+ i915_gem_object_put(obj);
+ so->vma = NULL;
+ return err;
+}
+
+int intel_renderstate_emit(struct intel_renderstate *so,
+ struct i915_request *rq)
+{
+ struct intel_engine_cs *engine = rq->engine;
+ int err;
+
+ if (!so->vma)
+ return 0;
+
err = engine->emit_bb_start(rq,
- so.batch_offset, so.batch_size,
+ so->batch_offset, so->batch_size,
I915_DISPATCH_SECURE);
if (err)
- goto err_unpin;
+ return err;
- if (so.aux_size > 8) {
+ if (so->aux_size > 8) {
err = engine->emit_bb_start(rq,
- so.aux_offset, so.aux_size,
+ so->aux_offset, so->aux_size,
I915_DISPATCH_SECURE);
if (err)
- goto err_unpin;
+ return err;
}
- i915_vma_lock(so.vma);
- err = i915_request_await_object(rq, so.vma->obj, false);
+ i915_vma_lock(so->vma);
+ err = i915_request_await_object(rq, so->vma->obj, false);
if (err == 0)
- err = i915_vma_move_to_active(so.vma, rq, 0);
- i915_vma_unlock(so.vma);
-err_unpin:
- i915_vma_unpin(so.vma);
-err_vma:
- i915_vma_close(so.vma);
-err_obj:
- i915_gem_object_put(so.obj);
+ err = i915_vma_move_to_active(so->vma, rq, 0);
+ i915_vma_unlock(so->vma);
+
return err;
}
+
+void intel_renderstate_fini(struct intel_renderstate *so)
+{
+ i915_vma_unpin_and_release(&so->vma, 0);
+}