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| author | Matthew Auld | 2017-10-07 00:18:17 +0200 |
|---|---|---|
| committer | Chris Wilson | 2017-10-07 11:11:45 +0200 |
| commit | b91b09eea7a15ab417aa9ed6502b3be12f5283f8 (patch) | |
| tree | a17eb01a664bca3e248231843c000e08be02e869 /drivers/gpu/drm/i915/i915_gem_dmabuf.c | |
| parent | drm/i915: introduce page_sizes field to dev_info (diff) | |
| download | kernel-qcow2-linux-b91b09eea7a15ab417aa9ed6502b3be12f5283f8.tar.gz kernel-qcow2-linux-b91b09eea7a15ab417aa9ed6502b3be12f5283f8.tar.xz kernel-qcow2-linux-b91b09eea7a15ab417aa9ed6502b3be12f5283f8.zip | |
drm/i915: push set_pages down to the callers
Each backend is now responsible for calling __i915_gem_object_set_pages
upon successfully gathering its backing storage. This eliminates the
inconsistency between the async and sync paths, which stands out even
more when we start throwing around an sg_mask in a later patch.
Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171006145041.21673-6-matthew.auld@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171006221833.32439-5-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_dmabuf.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_dmabuf.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 6176e589cf09..4c4dc85159fb 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -256,11 +256,18 @@ struct dma_buf *i915_gem_prime_export(struct drm_device *dev, return drm_gem_dmabuf_export(dev, &exp_info); } -static struct sg_table * -i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj) +static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj) { - return dma_buf_map_attachment(obj->base.import_attach, - DMA_BIDIRECTIONAL); + struct sg_table *pages; + + pages = dma_buf_map_attachment(obj->base.import_attach, + DMA_BIDIRECTIONAL); + if (IS_ERR(pages)) + return PTR_ERR(pages); + + __i915_gem_object_set_pages(obj, pages); + + return 0; } static void i915_gem_object_put_pages_dmabuf(struct drm_i915_gem_object *obj, |