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Rev 2005 Rev 2007
Line 292... Line 292...
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    return 0;
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    return 0;
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}
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}
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int radeon_bo_user_map(struct radeon_bo *bo, void **ptr)
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{
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    bool is_iomem;
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    if (bo->uptr) {
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        if (ptr) {
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            *ptr = bo->uptr;
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        }
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        return 0;
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    }
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    if(bo->domain & RADEON_GEM_DOMAIN_VRAM)
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    {
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        return -1;
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    }
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    else
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    {
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        bo->uptr = UserAlloc(bo->tbo.num_pages << PAGE_SHIFT);
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        if(bo->uptr)
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        {
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            u32_t *src, *dst;
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            int count;
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            src =  &((u32_t*)page_tabs)[(u32_t)bo->kptr >> 12];
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            dst =  &((u32_t*)page_tabs)[(u32_t)bo->uptr >> 12];
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            count = bo->tbo.num_pages;
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            while(count--)
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            {
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              *dst++ = (0xFFFFF000 & *src++) | 0x207 ; // map as shared page
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            };
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        }
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        else
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            return -1;
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    }
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    if (ptr) {
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        *ptr = bo->uptr;
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    }
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    return 0;
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}
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void radeon_bo_kunmap(struct radeon_bo *bo)
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void radeon_bo_kunmap(struct radeon_bo *bo)
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{
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{
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    if (bo->kptr == NULL)
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    if (bo->kptr == NULL)