From a5e85c8a4dca07f80647133f2e84cd4a6da98df6 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 15 Aug 2016 10:49:03 +0100 Subject: [PATCH] drm/i915: Use VMA for render state page tracking Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1471254551-25805-24-git-send-email-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_render_state.c | 40 +++++++++++--------- drivers/gpu/drm/i915/i915_gem_render_state.h | 2 +- 2 files changed, 23 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index 57fd767a2d79..95b7e9afd5f8 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -30,8 +30,7 @@ struct render_state { const struct intel_renderstate_rodata *rodata; - struct drm_i915_gem_object *obj; - u64 ggtt_offset; + struct i915_vma *vma; u32 aux_batch_size; u32 aux_batch_offset; }; @@ -73,7 +72,7 @@ render_state_get_rodata(const struct drm_i915_gem_request *req) static int render_state_setup(struct render_state *so) { - struct drm_device *dev = so->obj->base.dev; + struct drm_device *dev = so->vma->vm->dev; const struct intel_renderstate_rodata *rodata = so->rodata; const bool has_64bit_reloc = INTEL_GEN(dev) >= 8; unsigned int i = 0, reloc_index = 0; @@ -81,18 +80,18 @@ static int render_state_setup(struct render_state *so) u32 *d; int ret; - ret = i915_gem_object_set_to_cpu_domain(so->obj, true); + ret = i915_gem_object_set_to_cpu_domain(so->vma->obj, true); if (ret) return ret; - page = i915_gem_object_get_dirty_page(so->obj, 0); + page = i915_gem_object_get_dirty_page(so->vma->obj, 0); d = kmap(page); while (i < rodata->batch_items) { u32 s = rodata->batch[i]; if (i * 4 == rodata->reloc[reloc_index]) { - u64 r = s + so->ggtt_offset; + u64 r = s + so->vma->node.start; s = lower_32_bits(r); if (has_64bit_reloc) { if (i + 1 >= rodata->batch_items || @@ -154,7 +153,7 @@ static int render_state_setup(struct render_state *so) kunmap(page); - ret = i915_gem_object_set_to_gtt_domain(so->obj, false); + ret = i915_gem_object_set_to_gtt_domain(so->vma->obj, false); if (ret) return ret; @@ -175,6 +174,7 @@ err_out: int i915_gem_render_state_init(struct drm_i915_gem_request *req) { struct render_state so; + struct drm_i915_gem_object *obj; int ret; if (WARN_ON(req->engine->id != RCS)) @@ -187,21 +187,25 @@ int i915_gem_render_state_init(struct drm_i915_gem_request *req) if (so.rodata->batch_items * 4 > 4096) return -EINVAL; - so.obj = i915_gem_object_create(&req->i915->drm, 4096); - if (IS_ERR(so.obj)) - return PTR_ERR(so.obj); + obj = i915_gem_object_create(&req->i915->drm, 4096); + if (IS_ERR(obj)) + return PTR_ERR(obj); - ret = i915_gem_object_ggtt_pin(so.obj, NULL, 0, 0, 0); - if (ret) + so.vma = i915_vma_create(obj, &req->i915->ggtt.base, NULL); + if (IS_ERR(so.vma)) { + ret = PTR_ERR(so.vma); goto err_obj; + } - so.ggtt_offset = i915_gem_obj_ggtt_offset(so.obj); + ret = i915_vma_pin(so.vma, 0, 0, PIN_GLOBAL); + if (ret) + goto err_obj; ret = render_state_setup(&so); if (ret) goto err_unpin; - ret = req->engine->emit_bb_start(req, so.ggtt_offset, + ret = req->engine->emit_bb_start(req, so.vma->node.start, so.rodata->batch_items * 4, I915_DISPATCH_SECURE); if (ret) @@ -209,7 +213,7 @@ int i915_gem_render_state_init(struct drm_i915_gem_request *req) if (so.aux_batch_size > 8) { ret = req->engine->emit_bb_start(req, - (so.ggtt_offset + + (so.vma->node.start + so.aux_batch_offset), so.aux_batch_size, I915_DISPATCH_SECURE); @@ -217,10 +221,10 @@ int i915_gem_render_state_init(struct drm_i915_gem_request *req) goto err_unpin; } - i915_vma_move_to_active(i915_gem_obj_to_ggtt(so.obj), req, 0); + i915_vma_move_to_active(so.vma, req, 0); err_unpin: - i915_gem_object_ggtt_unpin(so.obj); + i915_vma_unpin(so.vma); err_obj: - i915_gem_object_put(so.obj); + i915_gem_object_put(obj); return ret; } diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.h b/drivers/gpu/drm/i915/i915_gem_render_state.h index c44fca8599bb..18cce3f06e9c 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.h +++ b/drivers/gpu/drm/i915/i915_gem_render_state.h @@ -24,7 +24,7 @@ #ifndef _I915_GEM_RENDER_STATE_H_ #define _I915_GEM_RENDER_STATE_H_ -#include +struct drm_i915_gem_request; int i915_gem_render_state_init(struct drm_i915_gem_request *req); -- 2.20.1