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Petr Sebor [petr@scssoft.com] wrote:
> Bob McElrath wrote:
> >Here is an updated patch to the binary-only drivers provided by NVIDIA
> >+ err =3D remap_page_rage( (size_t) uaddr, (size_t) start, size_bytes,
>=20
> Hello,
>=20
> isn't this a typo? Shouldn't this be 'remap_page_range' as well?
Whoops, thought I fixed that one...
Revised patch attached.
P.S. It's not my fault. That typo was in Roberto's patch. ;)
Cheers,
-- Bob
Bob McElrath (bob+linux-kernel@mcelrath.org)=20
Univ. of Wisconsin at Madison, Department of Physics
"The purpose of separation of church and state is to keep forever from
these shores the ceaseless strife that has soaked the soil of Europe in
blood for centuries." -- James Madison
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diff -ur NVIDIA_kernel-1.0-3123/nv-linux.h NVIDIA_kernel-1.0-3123.bob/nv-li=
nux.h
--- NVIDIA_kernel-1.0-3123/nv-linux.h Tue Aug 27 18:36:53 2002
+++ NVIDIA_kernel-1.0-3123.bob/nv-linux.h Wed Oct 2 10:25:19 2002
@@ -36,11 +36,6 @@
# error This driver does not support 2.3.x development kernels!
#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!
-# define KERNEL_2_5
-#else
-# error This driver does not support 2.6.x or newer kernels!
#endif
=20
#if defined (CONFIG_SMP) && !defined (__SMP__)
diff -ur NVIDIA_kernel-1.0-3123/nv.c NVIDIA_kernel-1.0-3123.bob/nv.c
--- NVIDIA_kernel-1.0-3123/nv.c Tue Aug 27 18:36:52 2002
+++ NVIDIA_kernel-1.0-3123.bob/nv.c Wed Oct 2 10:47:03 2002
@@ -1068,11 +1068,22 @@
=20
/* 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 change=
d */=20
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)=20
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 =3D NV_DEVICE_NUMBER(inode->i_rdev);
+#else
+ devnum =3D NV_DEVICE_NUMBER(kdev_val(inode->i_rdev));
+#endif
if (devnum >=3D NV_MAX_DEVICES)
{
rc =3D -ENODEV;
@@ -1178,9 +1189,14 @@
=20
/* 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");
=20
rm_free_unused_clients(nv, current->pid, (void *) file);
@@ -1299,11 +1315,21 @@
#if defined(NVCPU_IA64)
vma->vm_page_prot =3D 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
=20
/* mark it as IO so that we don't dump it on core dump */
vma->vm_flags |=3D VM_IO;
@@ -1316,11 +1342,20 @@
#if defined(NVCPU_IA64)
vma->vm_page_prot =3D 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
=20
// mark it as IO so that we don't dump it on core dump
vma->vm_flags |=3D VM_IO;
@@ -1350,8 +1385,13 @@
while (pages--)
{
page =3D (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 +=3D PAGE_SIZE;
pos +=3D PAGE_SIZE;
}
@@ -1627,8 +1667,12 @@
nv_lock_bh(nv);
nv->bh_count++;
nvl->bh->data =3D nv->pdev;
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
queue_task(nvl->bh, &tq_immediate);
mark_bh(IMMEDIATE_BH);
+#else
+ schedule_task(nvl->bh);
+#endif
nv_unlock_bh(nv);
}
}
@@ -2179,7 +2223,11 @@
pte_kunmap(pte__);
#else
pte__ =3D NULL;
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
pte =3D *pte_offset(pg_mid_dir, address);
+#else
+ pte =3D *pte_offset_map(pg_mid_dir, address);
+#endif
#endif
=20
if (!pte_present(pte))=20
diff -ur NVIDIA_kernel-1.0-3123/os-interface.c NVIDIA_kernel-1.0-3123.bob/o=
s-interface.c
--- NVIDIA_kernel-1.0-3123/os-interface.c Tue Aug 27 18:36:52 2002
+++ NVIDIA_kernel-1.0-3123.bob/os-interface.c Wed Oct 2 11:26:51 2002
@@ -27,7 +27,10 @@
=20
BOOL os_is_administrator(PHWINFO pDev)
{
- return suser();
+ /* Actually suser() wasn't really a bool, but since the
+ nvidia guys want it as a bool, let's give them a bool.
+ */
+ return (!capable(CAP_SYS_ADMIN)?1:0);
}
=20
U032 os_get_page_size(VOID)
@@ -1141,9 +1144,14 @@
uaddr =3D *priv;
=20
/* finally, let's do it! */
- err =3D remap_page_range( (size_t) uaddr, (size_t) paddr, size_bytes,=
=20
+ =20
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
+ err =3D remap_page_range( (size_t) uaddr, (size_t) paddr, size_bytes,
+ PAGE_SHARED);
+#else
+ err =3D remap_page_range( kaddr, (size_t) uaddr, (size_t) paddr, size_=
bytes,
PAGE_SHARED);
-
+#endif
if (err !=3D 0)
{
return (void *) NULL;
@@ -1176,10 +1184,14 @@
=20
uaddr =3D *priv;
=20
- /* finally, let's do it! */
- err =3D remap_page_range( (size_t) uaddr, (size_t) start, size_bytes,=
=20
+ /* finally, let's do it! */=20
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
+ err =3D remap_page_range( (size_t) uaddr, (size_t) start, size_bytes,
+ PAGE_SHARED); =20
+#else
+ err =3D remap_page_range( *priv, (size_t) uaddr, (size_t) start, size_=
bytes,=20
PAGE_SHARED);
-
+#endif
if (err !=3D 0)
{
return (void *) NULL;
@@ -1593,7 +1605,8 @@
=20
agp_addr =3D agpinfo.aper_base + (agp_data->offset << PAGE_SHIFT);
=20
- err =3D remap_page_range(vma->vm_start, (size_t) agp_addr,=20
+ err =3D remap_page_range(vma,
+ vma->vm_start, (size_t) agp_addr,=20
agp_data->num_pages << PAGE_SHIFT,
#if defined(NVCPU_IA64)
vma->vm_page_prot);
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