提交 9c57f070 编写于 作者: M Michel Thierry 提交者: Daniel Vetter

drm/i915: Remove unnecessary gen8_ppgtt_unmap_pages

We are already unmapping them in gen8_ppgtt_free. This function became
redundant since commit 06fda602
("drm/i915: Create page table allocators").

Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: NMichel Thierry <michel.thierry@intel.com>
Reviewed-by: NMika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 ec565b3c
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -617,44 +617,11 @@ static void gen8_ppgtt_free(struct i915_hw_ppgtt *ppgtt)
}
}
static void gen8_ppgtt_unmap_pages(struct i915_hw_ppgtt *ppgtt)
{
struct pci_dev *hwdev = ppgtt->base.dev->pdev;
int i, j;
for (i = 0; i < ppgtt->num_pd_pages; i++) {
/* TODO: In the future we'll support sparse mappings, so this
* will have to change. */
if (!ppgtt->pdp.page_directory[i]->daddr)
continue;
pci_unmap_page(hwdev, ppgtt->pdp.page_directory[i]->daddr, PAGE_SIZE,
PCI_DMA_BIDIRECTIONAL);
for (j = 0; j < I915_PDES; j++) {
struct i915_page_directory *pd = ppgtt->pdp.page_directory[i];
struct i915_page_table *pt;
dma_addr_t addr;
if (WARN_ON(!pd->page_table[j]))
continue;
pt = pd->page_table[j];
addr = pt->daddr;
if (addr)
pci_unmap_page(hwdev, addr, PAGE_SIZE,
PCI_DMA_BIDIRECTIONAL);
}
}
}
static void gen8_ppgtt_cleanup(struct i915_address_space *vm)
{
struct i915_hw_ppgtt *ppgtt =
container_of(vm, struct i915_hw_ppgtt, base);
gen8_ppgtt_unmap_pages(ppgtt);
gen8_ppgtt_free(ppgtt);
}
......@@ -851,7 +818,6 @@ static int gen8_ppgtt_init(struct i915_hw_ppgtt *ppgtt, uint64_t size)
return 0;
bail:
gen8_ppgtt_unmap_pages(ppgtt);
gen8_ppgtt_free(ppgtt);
return ret;
}
......
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