Attachment #49511 for bug #115800

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#define AGPGART
#include <linux/agp_backend.h>
#include <linux/agpgart.h>
#include <asm/agp.h>
#ifndef phys_to_gart
#define phys_to_gart(x) (virt_to_bus(phys_to_virt(x)))
#define gart_to_phys(x) (virt_to_phys(bus_to_virt(x)))
#define virt_to_gart(x) (virt_to_bus(x))
#define gart_to_virt(x) (bus_to_virt(x))
#else
#ifndef virt_to_gart
#define virt_to_gart(x) (phys_to_gart(virt_to_phys(x)))
#define gart_to_virt(x) (phys_to_virt(gart_to_phys(x)))
#endif
#endif
#endif

#if defined(NVCPU_X86) || defined(NVCPU_X86_64)


#if defined(NV_REMAP_PFN_RANGE_PRESENT)
#define NV_REMAP_PAGE_RANGE(from, offset, 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...) io_remap_page_range(vma, x)
#elif defined(NV_REMAP_PAGE_RANGE_4_PRESENT)
#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...) io_remap_page_range(x)
#endif



    sg_ptr->offset = (unsigned long)base & ~PAGE_MASK;
    sg_ptr->length  = num_pages * PAGE_SIZE;

    if (virt_to_gart(base) & ~dev->dma_mask)
    {
        if (nv_remap_count + sg_ptr->length > nv_remap_limit)
        {

        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      = gart_to_virt(page_ptr->dma_addr);
    }
#endif





    /* 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, 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;

        }

        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,

        page_ptr = at->page_table[i];
        page_ptr->phys_addr = phys_addr;
        page_ptr->virt_addr = virt_addr;
        page_ptr->dma_addr = gart_addr;

#if defined(NV_SG_MAP_BUFFERS)
        if (!NV_ALLOC_MAPPING_CONTIG(at->flags))

Return to bug 115800

Lines 118-123 Link Here

(-)NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv.orig/nv-linux.h (-6 / +18 lines)
118	#define AGPGART	118	#define AGPGART
119	#include <linux/agp_backend.h>	119	#include <linux/agp_backend.h>
120	#include <linux/agpgart.h>	120	#include <linux/agpgart.h>
		121	#include <asm/agp.h>
		122	#ifndef phys_to_gart
		123	#define phys_to_gart(x) (virt_to_bus(phys_to_virt(x)))
		124	#define gart_to_phys(x) (virt_to_phys(bus_to_virt(x)))
		125	#define virt_to_gart(x) (virt_to_bus(x))
		126	#define gart_to_virt(x) (bus_to_virt(x))
		127	#else
		128	#ifndef virt_to_gart
		129	#define virt_to_gart(x) (phys_to_gart(virt_to_phys(x)))
		130	#define gart_to_virt(x) (phys_to_virt(gart_to_phys(x)))
		131	#endif
		132	#endif
121	#endif	133	#endif
122		134
123	#if defined(NVCPU_X86) \|\| defined(NVCPU_X86_64)	135	#if defined(NVCPU_X86) \|\| defined(NVCPU_X86_64)
Lines 637-650 typedef void irqreturn_t; Link Here
637		649
638	#if defined(NV_REMAP_PFN_RANGE_PRESENT)	650	#if defined(NV_REMAP_PFN_RANGE_PRESENT)
639	#define NV_REMAP_PAGE_RANGE(from, offset, x...) \	651	#define NV_REMAP_PAGE_RANGE(from, offset, x...) \
640	remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x)	652	io_remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x)
641	#elif defined(NV_REMAP_PAGE_RANGE_5_PRESENT)	653	#elif defined(NV_REMAP_PAGE_RANGE_5_PRESENT)
642	#define NV_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x)	654	#define NV_REMAP_PAGE_RANGE(x...) io_remap_page_range(vma, x)
643	#elif defined(NV_REMAP_PAGE_RANGE_4_PRESENT)	655	#elif defined(NV_REMAP_PAGE_RANGE_4_PRESENT)
644	#define NV_REMAP_PAGE_RANGE(x...) remap_page_range(x)	656	#define NV_REMAP_PAGE_RANGE(x...) io_remap_page_range(x)
645	#else	657	#else
646	#warning "conftest.sh failed, assuming remap_page_range(4)!"	658	#warning "conftest.sh failed, assuming remap_page_range(4)!"
647	#define NV_REMAP_PAGE_RANGE(x...) remap_page_range(x)	659	#define NV_REMAP_PAGE_RANGE(x...) io_remap_page_range(x)
648	#endif	660	#endif
649		661
650		662
Lines 1054-1060 static inline int nv_sg_map_buffer( Link Here
1054	sg_ptr->offset = (unsigned long)base & ~PAGE_MASK;	1066	sg_ptr->offset = (unsigned long)base & ~PAGE_MASK;
1055	sg_ptr->length = num_pages * PAGE_SIZE;	1067	sg_ptr->length = num_pages * PAGE_SIZE;
1056		1068
1057	if (virt_to_phys(base) & ~dev->dma_mask)	1069	if (virt_to_gart(base) & ~dev->dma_mask)
1058	{	1070	{
1059	if (nv_remap_count + sg_ptr->length > nv_remap_limit)	1071	if (nv_remap_count + sg_ptr->length > nv_remap_limit)
1060	{	1072	{
Lines 1135-1141 static inline int nv_sg_load( Link Here
1135	page_ptr->orig_phys_addr = page_ptr->phys_addr;	1147	page_ptr->orig_phys_addr = page_ptr->phys_addr;
1136	page_ptr->phys_addr = page_ptr->dma_addr;	1148	page_ptr->phys_addr = page_ptr->dma_addr;
1137	page_ptr->orig_virt_addr = page_ptr->virt_addr;	1149	page_ptr->orig_virt_addr = page_ptr->virt_addr;
1138	page_ptr->virt_addr = (unsigned long) __va(page_ptr->dma_addr);	1150	page_ptr->virt_addr = gart_to_virt(page_ptr->dma_addr);
1139	}	1151	}
1140	#endif	1152	#endif
1141		1153

Lines 151-157 int nv_vm_malloc_pages( Link Here

(-)NVIDIA-Linux-x86-1.0-7676-pkg1/usr/src/nv.orig/nv-vm.c (-2 / +3 lines)
151	/* point page_ptr at the start of the actual page list */	151	/* point page_ptr at the start of the actual page list */
152	nv_pte_t page_ptr = at->page_table;	152	nv_pte_t page_ptr = at->page_table;
153	unsigned int i, j;	153	unsigned int i, j;
154	unsigned long virt_addr = 0, phys_addr;	154	unsigned long virt_addr = 0, phys_addr, gart_addr;
155	#if defined(NV_SG_MAP_BUFFERS)	155	#if defined(NV_SG_MAP_BUFFERS)
156	nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);	156	nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
157	struct pci_dev *dev = nvl->dev;	157	struct pci_dev *dev = nvl->dev;
Lines 238-243 int nv_vm_malloc_pages( Link Here
238	}	238	}
239		239
240	phys_addr = nv_get_kern_phys_address(virt_addr);	240	phys_addr = nv_get_kern_phys_address(virt_addr);
		241	gart_addr = phys_to_gart(phys_addr);
241	if (phys_addr == 0)	242	if (phys_addr == 0)
242	{	243	{
243	nv_printf(NV_DBG_ERRORS,	244	nv_printf(NV_DBG_ERRORS,
Lines 251-257 int nv_vm_malloc_pages( Link Here
251	page_ptr = at->page_table[i];	252	page_ptr = at->page_table[i];
252	page_ptr->phys_addr = phys_addr;	253	page_ptr->phys_addr = phys_addr;
253	page_ptr->virt_addr = virt_addr;	254	page_ptr->virt_addr = virt_addr;
254	page_ptr->dma_addr = page_ptr->phys_addr;	255	page_ptr->dma_addr = gart_addr;
255		256
256	#if defined(NV_SG_MAP_BUFFERS)	257	#if defined(NV_SG_MAP_BUFFERS)
257	if (!NV_ALLOC_MAPPING_CONTIG(at->flags))	258	if (!NV_ALLOC_MAPPING_CONTIG(at->flags))