Messages in this thread Patch in this message | | | Date | Sun, 16 Jun 2002 19:48:43 +0200 | From | Tommy Faasen <> | Subject | [PATCH] 2.5.21 nvdia kernel module |
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This makes the NVidia kernel module version 2960 work again with kernel 2.5.21. Since suser disappeared I replaced it with capable().
I hope I did it correctly anyway Quake3 and glxgears worked for me
Just apply the patch below...
diff -urN NVIDIA_kernel-1.0-2960/nv-linux.h NVIDIA_kernel-1.0-2960.mod/nv-linux.h --- NVIDIA_kernel-1.0-2960/nv-linux.h Tue May 14 17:26:16 2002 +++ NVIDIA_kernel-1.0-2960.mod/nv-linux.h Fri Jun 14 22:41:49 2002 @@ -38,7 +38,7 @@ #elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) # define KERNEL_2_4 #elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0) -# error This driver does not support 2.5.x development kernels! +//# error This driver does not support 2.5.x development kernels! # define KERNEL_2_5 #else # error This driver does not support 2.6.x or newer kernels! diff -urN NVIDIA_kernel-1.0-2960/nv.c NVIDIA_kernel-1.0-2960.mod/nv.c --- NVIDIA_kernel-1.0-2960/nv.c Tue May 14 17:26:16 2002 +++ NVIDIA_kernel-1.0-2960.mod/nv.c Fri Jun 14 22:41:49 2002 @@ -50,6 +50,12 @@ #include <linux/devfs_fs_kernel.h> #endif +/* Since 2.5.x this is needed for the coorect lookup of the page table entry */ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 0) +#include <asm/kmap_types.h> +#include <linux/highmem.h> +#endif + #include <asm/page.h> #include <asm/pgtable.h> // pte bit definitions #include <asm/system.h> // cli(), *_flags @@ -1155,11 +1161,22 @@ /* for control device, just jump to its open routine */ /* after setting up the private data */ + + /* I don't really know the correct kernel version since when it changed */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (NV_DEVICE_IS_CONTROL_DEVICE(inode->i_rdev)) return nv_kern_ctl_open(inode, file); - +#else + if (NV_DEVICE_IS_CONTROL_DEVICE(kdev_val(inode->i_rdev))) + return nv_kern_ctl_open(inode, file); +#endif /* what device are we talking about? */ + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) devnum = NV_DEVICE_NUMBER(inode->i_rdev); +#else + devnum = NV_DEVICE_NUMBER(kdev_val(inode->i_rdev)); +#endif if (devnum >= NV_MAX_DEVICES) { rc = -ENODEV; @@ -1265,9 +1282,14 @@ /* for control device, just jump to its open routine */ /* after setting up the private data */ + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (NV_DEVICE_IS_CONTROL_DEVICE(inode->i_rdev)) + return nv_kern_ctl_close(inode, file); +#else + if(NV_DEVICE_IS_CONTROL_DEVICE(kdev_val(inode->i_rdev))) return nv_kern_ctl_close(inode, file); - +#endif NV_DMSG(nv, "close"); nv_unix_free_all_unused_clients(nv, current->pid, (void *) file); @@ -1386,11 +1408,21 @@ #if defined(IA64) vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); #endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (remap_page_range(vma->vm_start, (u32)(nv->regs.address) + LINUX_VMA_OFFS(vma) - NV_MMAP_REG_OFFSET, vma->vm_end - vma->vm_start, vma->vm_page_prot)) return -EAGAIN; +#else + if (remap_page_range(vma, + vma->vm_start, + (u32) (nv->regs.address) + LINUX_VMA_OFFS(vma) - NV_MMAP_REG_OFFSET, + vma->vm_end - vma->vm_start, + vma->vm_page_prot)) + return -EAGAIN; +#endif /* mark it as IO so that we don't dump it on core dump */ vma->vm_flags |= VM_IO; @@ -1403,11 +1435,20 @@ #if defined(IA64) vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); #endif +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (remap_page_range(vma->vm_start, (u32)(nv->fb.address) + LINUX_VMA_OFFS(vma) - NV_MMAP_FB_OFFSET, vma->vm_end - vma->vm_start, vma->vm_page_prot)) return -EAGAIN; +#else + if (remap_page_range(vma, + vma->vm_start, + (u32) (nv->fb.address) + LINUX_VMA_OFFS(vma) - NV_MMAP_FB_OFFSET, + vma->vm_end - vma->vm_start, + vma->vm_page_prot)) + return -EAGAIN; +#endif // mark it as IO so that we don't dump it on core dump vma->vm_flags |= VM_IO; @@ -1437,8 +1478,13 @@ while (pages--) { page = (unsigned long) at->page_table[i++]; +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (remap_page_range(start, page, PAGE_SIZE, PAGE_SHARED)) return -EAGAIN; +#else + if (remap_page_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) + return -EAGAIN; +#endif start += PAGE_SIZE; pos += PAGE_SIZE; } @@ -2273,7 +2319,11 @@ pte_kunmap(pte__); #else pte__ = NULL; +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) pte = *pte_offset(pg_mid_dir, address); +#else + pte = *pte_offset_map(pg_mid_dir, address); +#endif #endif if (!pte_present(pte)) diff -urN NVIDIA_kernel-1.0-2960/os-interface.c NVIDIA_kernel-1.0-2960.mod/os-interface.c --- NVIDIA_kernel-1.0-2960/os-interface.c Tue May 14 17:26:16 2002 +++ NVIDIA_kernel-1.0-2960.mod/os-interface.c Sun Jun 16 19:33:46 2002 @@ -46,6 +46,7 @@ #include <linux/delay.h> // udelay() #include <linux/pci.h> // pci_*() functions #include <linux/kmod.h> // request_module +#include <linux/sched.h> // replacement for suser() is capable(); #include <asm/io.h> // ioremap() and iounmap() #ifdef CONFIG_MTRR #include <asm/mtrr.h> // mtrr_add() @@ -118,7 +119,8 @@ PHWINFO pDev ) { - return suser(); + return capable(CAP_SYS_ADMIN); + //return suser(); } // @@ -1458,9 +1460,14 @@ uaddr = *priv; /* finally, let's do it! */ - err = remap_page_range( (size_t) uaddr, (size_t) paddr, size_bytes, + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) + err = remap_page_range( (size_t) uaddr, (size_t) paddr, size_bytes, + PAGE_SHARED); +#else + err = remap_page_range( kaddr, (size_t) uaddr, (size_t) paddr, size_bytes, PAGE_SHARED); - +#endif if (err != 0) { return (void *) NULL; @@ -1485,10 +1492,14 @@ uaddr = *priv; - /* finally, let's do it! */ - err = remap_page_range( (size_t) uaddr, (size_t) start, size_bytes, + /* finally, let's do it! */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) + err = remap_page_rage( (size_t) uaddr, (size_t) start, size_bytes, + PAGE_SHARED); +#else + err = remap_page_range( *priv, (size_t) uaddr, (size_t) start, size_bytes, PAGE_SHARED); - +#endif if (err != 0) { return (void *) NULL; @@ -2032,15 +2043,25 @@ return RM_ERROR; agp_addr = agpinfo.aper_base + (agp_data->offset << PAGE_SHIFT); - +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) err = remap_page_range(vma->vm_start, (size_t) agp_addr, agp_data->num_pages << PAGE_SHIFT, #if defined(IA64) vma->vm_page_prot); #else PAGE_SHARED); -#endif - +#endif /* IA64 */ + +#else + err = remap_page_range(vma, + vma->vm_start, (size_t) agp_addr, + agp_data->num_pages << PAGE_SHIFT, +#if defined(IA64) + vma->vm_page_prot); +#else + PAGE_SHARED); +#endif /* IA64 */ +#endif /* LINUX_VERSION_CODE */ if (err) { printk(KERN_ERR "NVRM: AGPGART: unable to remap %lu pages\n", (unsigned long)agp_data->num_pages); | |