Attachment 49159 Details for Bug 115800

[patch] nvidia driver fix for Xen kernel

nv-fix-gartaddr-xen.diff (text/plain), 3.04 KB, created by Stefan Dirsch on 2005-09-08 08:28:43 UTC

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Creator: Stefan Dirsch

Created: 2005-09-08 08:28:43 UTC

Size: 3.04 KB

patch

obsolete

>diff -uNrp NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv.orig/nv-linux.h NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv/nv-linux.h
>--- NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv.orig/nv-linux.h	2005-07-29 22:30:43.000000000 +0200
>+++ NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv/nv-linux.h	2005-09-08 02:38:25.336116665 +0200
>@@ -637,14 +637,14 @@ typedef void irqreturn_t;
> 
> #if defined(NV_REMAP_PFN_RANGE_PRESENT)
> #define NV_REMAP_PAGE_RANGE(from, offset, x...) \
>-     remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x)
>+     io_remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x)
> #elif defined(NV_REMAP_PAGE_RANGE_5_PRESENT)
>-#define NV_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x)
>+#define NV_REMAP_PAGE_RANGE(x...) io_remap_page_range(vma, x)
> #elif defined(NV_REMAP_PAGE_RANGE_4_PRESENT)
>-#define NV_REMAP_PAGE_RANGE(x...) remap_page_range(x)
>+#define NV_REMAP_PAGE_RANGE(x...) io_remap_page_range(x)
> #else
> #warning "conftest.sh failed, assuming remap_page_range(4)!"
>-#define NV_REMAP_PAGE_RANGE(x...) remap_page_range(x)
>+#define NV_REMAP_PAGE_RANGE(x...) io_remap_page_range(x)
> #endif
> 
> 
>@@ -1054,7 +1054,7 @@ static inline int nv_sg_map_buffer(
>     sg_ptr->offset = (unsigned long)base & ~PAGE_MASK;
>     sg_ptr->length  = num_pages * PAGE_SIZE;
> 
>-    if (virt_to_phys(base) & ~dev->dma_mask)
>+    if (virt_to_gart(base) & ~dev->dma_mask)
>     {
>         if (nv_remap_count + sg_ptr->length > nv_remap_limit)
>         {
>@@ -1135,7 +1135,7 @@ static inline int nv_sg_load(
>         page_ptr->orig_phys_addr = page_ptr->phys_addr;
>         page_ptr->phys_addr      = page_ptr->dma_addr;
>         page_ptr->orig_virt_addr = page_ptr->virt_addr;
>-        page_ptr->virt_addr      = (unsigned long) __va(page_ptr->dma_addr);
>+        page_ptr->virt_addr      = gart_to_virt(page_ptr->dma_addr);
>     }
> #endif
> 
>diff -uNrp NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv.orig/nv-vm.c NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv/nv-vm.c
>--- NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv.orig/nv-vm.c	2005-07-29 22:30:43.000000000 +0200
>+++ NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv/nv-vm.c	2005-09-08 02:33:51.437152371 +0200
>@@ -151,7 +151,7 @@ int nv_vm_malloc_pages(
>     /* point page_ptr at the start of the actual page list */
>     nv_pte_t *page_ptr = *at->page_table;
>     unsigned int i, j;
>-    unsigned long virt_addr = 0, phys_addr;
>+    unsigned long virt_addr = 0, phys_addr, gart_addr;
> #if defined(NV_SG_MAP_BUFFERS)
>     nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
>     struct pci_dev *dev = nvl->dev;
>@@ -238,6 +238,7 @@ int nv_vm_malloc_pages(
>         }
> 
>         phys_addr = nv_get_kern_phys_address(virt_addr);
>+        gart_addr = phys_to_gart(phys_addr);
>         if (phys_addr == 0)
>         {
>             nv_printf(NV_DBG_ERRORS,
>@@ -251,7 +252,7 @@ int nv_vm_malloc_pages(
>         page_ptr = at->page_table[i];
>         page_ptr->phys_addr = phys_addr;
>         page_ptr->virt_addr = virt_addr;
>-        page_ptr->dma_addr = page_ptr->phys_addr;
>+        page_ptr->dma_addr = gart_addr;
> 
> #if defined(NV_SG_MAP_BUFFERS)
>         if (!NV_ALLOC_MAPPING_CONTIG(at->flags))

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Attachments on bug 115800: 49159 | 49160 | 49511 | 49567 | 49575