Searched refs:dummy_page (Results 1 - 22 of 22) sorted by relevance

/linux-master/arch/sparc/include/asm/
H A Diommu_64.h68 unsigned long dummy_page; member in struct:iommu
/linux-master/drivers/gpu/drm/gma500/
H A Dmmu.h49 struct page *dummy_page; member in struct:psb_mmu_pd
H A Dmmu.c173 pd->dummy_page = alloc_page(GFP_DMA32);
174 if (!pd->dummy_page)
180 pd->invalid_pte = psb_mmu_mask_pte(page_to_pfn(pd->dummy_page),
199 clear_page(kmap(pd->dummy_page));
200 kunmap(pd->dummy_page);
213 __free_page(pd->dummy_page);
253 __free_page(pd->dummy_page);
/linux-master/drivers/gpu/drm/radeon/
H A Dradeon_gart.c257 rdev->gart.pages_entry[t] = rdev->dummy_page.entry;
260 rdev->dummy_page.entry);
302 rdev->dummy_page.page;
363 rdev->gart.pages_entry[i] = rdev->dummy_page.entry;
H A Dradeon_device.c783 if (rdev->dummy_page.page)
785 rdev->dummy_page.page = alloc_page(GFP_DMA32 | GFP_KERNEL | __GFP_ZERO);
786 if (rdev->dummy_page.page == NULL)
788 rdev->dummy_page.addr = dma_map_page(&rdev->pdev->dev, rdev->dummy_page.page,
790 if (dma_mapping_error(&rdev->pdev->dev, rdev->dummy_page.addr)) {
792 __free_page(rdev->dummy_page.page);
793 rdev->dummy_page.page = NULL;
796 rdev->dummy_page.entry = radeon_gart_get_page_entry(rdev->dummy_page
[all...]
H A Dni.c1283 (u32)(rdev->dummy_page.addr >> 12));
1307 (u32)(rdev->dummy_page.addr >> 12));
H A Dsi.c4300 (u32)(rdev->dummy_page.addr >> 12));
4328 (u32)(rdev->dummy_page.addr >> 12));
5981 WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
H A Drv770.c932 (u32)(rdev->dummy_page.addr >> 12));
H A Dr600.c1173 (u32)(rdev->dummy_page.addr >> 12));
3696 WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
H A Dcik.c5454 (u32)(rdev->dummy_page.addr >> 12));
5478 (u32)(rdev->dummy_page.addr >> 12));
6958 WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
H A Dradeon.h2382 struct radeon_dummy_page dummy_page; member in struct:radeon_device
H A Devergreen.c2447 (u32)(rdev->dummy_page.addr >> 12));
/linux-master/drivers/staging/media/ipu3/
H A Dipu3-mmu.c54 void *dummy_page; member in struct:imgu_mmu
447 mmu->dummy_page = (void *)__get_free_page(GFP_KERNEL);
448 if (!mmu->dummy_page)
450 pteval = IPU3_ADDR2PTE(virt_to_phys(mmu->dummy_page));
491 free_page((unsigned long)mmu->dummy_page);
514 free_page((unsigned long)mmu->dummy_page);
/linux-master/drivers/gpu/drm/omapdrm/
H A Domap_dmm_priv.h158 struct page *dummy_page; member in struct:dmm
H A Domap_dmm_tiler.c756 if (omap_dmm->dummy_page)
757 __free_page(omap_dmm->dummy_page);
861 omap_dmm->dummy_page = alloc_page(GFP_KERNEL | __GFP_DMA32);
862 if (!omap_dmm->dummy_page) {
873 omap_dmm->dummy_pa = page_to_phys(omap_dmm->dummy_page);
/linux-master/sound/drivers/
H A Ddummy.c597 static void *dummy_page[2]; variable
604 if (dummy_page[i]) {
605 free_page((unsigned long)dummy_page[i]);
606 dummy_page[i] = NULL;
618 dummy_page[i] = (void *)get_zeroed_page(GFP_KERNEL);
619 if (!dummy_page[i]) {
644 return virt_to_page(dummy_page[substream->stream]); /* the same page */
/linux-master/drivers/gpu/drm/ttm/
H A Dttm_bo_vm.c286 struct page *dummy_page = (struct page *)res; local
288 __free_page(dummy_page);
/linux-master/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_gart.c76 struct page *dummy_page = ttm_glob.dummy_read_page; local
80 adev->dummy_page_addr = dma_map_page(&adev->pdev->dev, dummy_page, 0,
/linux-master/arch/sparc/kernel/
H A Diommu.c124 printk(KERN_ERR "IOMMU: Error, gfp(dummy_page) failed.\n");
127 iommu->dummy_page = (unsigned long) page_address(page);
128 memset((void *)iommu->dummy_page, 0, PAGE_SIZE);
129 iommu->dummy_page_pa = (unsigned long) __pa(iommu->dummy_page);
146 free_page(iommu->dummy_page);
147 iommu->dummy_page = 0UL;
/linux-master/net/tls/
H A Dtls_device.c55 static struct page *dummy_page; variable in typeref:struct:page
331 dummy_tag_frag.page = dummy_page;
1415 dummy_page = alloc_page(GFP_KERNEL);
1416 if (!dummy_page)
1434 put_page(dummy_page);
1443 put_page(dummy_page);
/linux-master/drivers/media/pci/intel/ipu3/
H A Dipu3-cio2.c121 if (cio2->dummy_page) {
122 dma_free_coherent(dev, PAGE_SIZE, cio2->dummy_page,
124 cio2->dummy_page = NULL;
133 cio2->dummy_page = dma_alloc_coherent(dev, PAGE_SIZE,
139 if (!cio2->dummy_page || !cio2->dummy_lop) {
145 * Initialize each entry to dummy_page bus base address.
H A Dipu3-cio2.h395 void *dummy_page; member in struct:cio2_device
396 /* DMA handle of dummy_page */

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