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| author | Matthew Auld <matthew.auld@intel.com> | 2019-08-10 10:29:45 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-08-10 11:19:00 +0100 |
| commit | 554e330ceb9f00204bb692974c490ad50fc104cc (patch) | |
| tree | f0ad45a514fd85f188f3ffa26d938e5b3334717e /drivers/gpu/drm/i915/gem/i915_gem_client_blt.c | |
| parent | 963ad1285b7c7c5e4c75c2aa108ace866010e9bc (diff) | |
| download | linux-554e330ceb9f00204bb692974c490ad50fc104cc.tar.bz2 | |
drm/i915/blt: bump the size restriction
As pointed out by Chris, with our current approach we are actually
limited to S16_MAX * PAGE_SIZE for our size when using the blt to clear
pages. Keeping things simple try to fix this by reducing the copy to a
sequence of S16_MAX * PAGE_SIZE blocks.
Reported-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
[ickle: hide the details of the engine pool inside emit_vma]
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190810092945.2762-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_client_blt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_client_blt.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_client_blt.c b/drivers/gpu/drm/i915/gem/i915_gem_client_blt.c index 08a84c940d8d..ac14677dd537 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_client_blt.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_client_blt.c @@ -5,6 +5,8 @@ #include "i915_drv.h" #include "gt/intel_context.h" +#include "gt/intel_engine_pm.h" +#include "gt/intel_engine_pool.h" #include "i915_gem_client_blt.h" #include "i915_gem_object_blt.h" @@ -157,6 +159,7 @@ static void clear_pages_worker(struct work_struct *work) struct drm_i915_gem_object *obj = w->sleeve->vma->obj; struct i915_vma *vma = w->sleeve->vma; struct i915_request *rq; + struct i915_vma *batch; int err = w->dma.error; if (unlikely(err)) @@ -176,10 +179,16 @@ static void clear_pages_worker(struct work_struct *work) if (unlikely(err)) goto out_unlock; + batch = intel_emit_vma_fill_blt(w->ce, vma, w->value); + if (IS_ERR(batch)) { + err = PTR_ERR(batch); + goto out_unpin; + } + rq = intel_context_create_request(w->ce); if (IS_ERR(rq)) { err = PTR_ERR(rq); - goto out_unpin; + goto out_batch; } /* There's no way the fence has signalled */ @@ -187,6 +196,10 @@ static void clear_pages_worker(struct work_struct *work) clear_pages_dma_fence_cb)) GEM_BUG_ON(1); + err = intel_emit_vma_mark_active(batch, rq); + if (unlikely(err)) + goto out_request; + if (w->ce->engine->emit_init_breadcrumb) { err = w->ce->engine->emit_init_breadcrumb(rq); if (unlikely(err)) @@ -202,7 +215,9 @@ static void clear_pages_worker(struct work_struct *work) if (err) goto out_request; - err = intel_emit_vma_fill_blt(rq, vma, w->value); + err = w->ce->engine->emit_bb_start(rq, + batch->node.start, batch->node.size, + 0); out_request: if (unlikely(err)) { i915_request_skip(rq, err); @@ -210,6 +225,8 @@ out_request: } i915_request_add(rq); +out_batch: + intel_emit_vma_release(w->ce, batch); out_unpin: i915_vma_unpin(vma); out_unlock: |