mirror of https://gitee.com/openkylin/linux.git
drm/i915: Combine scratch members into a struct
There isn't any special reason to do this other than it makes it obvious that the two members are connected. Signed-off-by: Ben Widawsky <ben@bwidawsk.net> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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84f1356058
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6716724006
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@ -465,8 +465,10 @@ struct i915_gtt {
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void __iomem *gsm;
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void __iomem *gsm;
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bool do_idle_maps;
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bool do_idle_maps;
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dma_addr_t scratch_page_dma;
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struct {
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struct page *scratch_page;
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dma_addr_t addr;
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struct page *page;
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} scratch;
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/* global gtt ops */
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/* global gtt ops */
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int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total,
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int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total,
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@ -195,7 +195,7 @@ static void gen6_ppgtt_clear_range(struct i915_hw_ppgtt *ppgtt,
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unsigned last_pte, i;
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unsigned last_pte, i;
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scratch_pte = ppgtt->pte_encode(ppgtt->dev,
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scratch_pte = ppgtt->pte_encode(ppgtt->dev,
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dev_priv->gtt.scratch_page_dma,
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dev_priv->gtt.scratch.addr,
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I915_CACHE_LLC);
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I915_CACHE_LLC);
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while (num_entries) {
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while (num_entries) {
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@ -521,8 +521,7 @@ static void gen6_ggtt_clear_range(struct drm_device *dev,
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first_entry, num_entries, max_entries))
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first_entry, num_entries, max_entries))
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num_entries = max_entries;
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num_entries = max_entries;
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scratch_pte = dev_priv->gtt.pte_encode(dev,
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scratch_pte = dev_priv->gtt.pte_encode(dev, dev_priv->gtt.scratch.addr,
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dev_priv->gtt.scratch_page_dma,
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I915_CACHE_LLC);
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I915_CACHE_LLC);
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for (i = 0; i < num_entries; i++)
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for (i = 0; i < num_entries; i++)
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iowrite32(scratch_pte, >t_base[i]);
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iowrite32(scratch_pte, >t_base[i]);
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@ -727,8 +726,8 @@ static int setup_scratch_page(struct drm_device *dev)
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#else
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#else
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dma_addr = page_to_phys(page);
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dma_addr = page_to_phys(page);
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#endif
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#endif
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dev_priv->gtt.scratch_page = page;
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dev_priv->gtt.scratch.page = page;
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dev_priv->gtt.scratch_page_dma = dma_addr;
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dev_priv->gtt.scratch.addr = dma_addr;
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return 0;
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return 0;
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}
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}
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@ -736,11 +735,11 @@ static int setup_scratch_page(struct drm_device *dev)
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static void teardown_scratch_page(struct drm_device *dev)
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static void teardown_scratch_page(struct drm_device *dev)
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{
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{
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct drm_i915_private *dev_priv = dev->dev_private;
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set_pages_wb(dev_priv->gtt.scratch_page, 1);
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set_pages_wb(dev_priv->gtt.scratch.page, 1);
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pci_unmap_page(dev->pdev, dev_priv->gtt.scratch_page_dma,
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pci_unmap_page(dev->pdev, dev_priv->gtt.scratch.addr,
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PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
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PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
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put_page(dev_priv->gtt.scratch_page);
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put_page(dev_priv->gtt.scratch.page);
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__free_page(dev_priv->gtt.scratch_page);
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__free_page(dev_priv->gtt.scratch.page);
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}
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}
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static inline unsigned int gen6_get_total_gtt_size(u16 snb_gmch_ctl)
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static inline unsigned int gen6_get_total_gtt_size(u16 snb_gmch_ctl)
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