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[xf86-video-nvidia-legacy] Add patches for linux 4.0

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This commit is contained in:
Lukas Rusak 2015-04-05 21:55:28 -07:00
parent 0dbe80be8e
commit abb3cde304
2 changed files with 29 additions and 0 deletions
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0
packages/x11/driver/xf86-video-nvidia-legacy/patches/xf86-video-nvidia-legacy-kernel-3.19.patch → packages/x11/driver/xf86-video-nvidia-legacy/patches/xf86-video-nvidia-legacy-0001-kernel-3.19.patch
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29
packages/x11/driver/xf86-video-nvidia-legacy/patches/xf86-video-nvidia-legacy-0002-kernel-4.0.patch Normal file
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@ -0,0 +1,29 @@
diff -Naur NVIDIA-Linux-x86_64-340.76-no-compat32/kernel/nv-pat.c NVIDIA-Linux-x86_64-340.76-no-compat32.patch/kernel/nv-pat.c
--- NVIDIA-Linux-x86_64-340.76-no-compat32/kernel/nv-pat.c 2015-01-22 20:01:16.000000000 +0100
+++ NVIDIA-Linux-x86_64-340.76-no-compat32.patch/kernel/nv-pat.c 2015-04-04 19:16:01.931219988 +0200
@@ -35,8 +35,13 @@
unsigned long cr0 = read_cr0();
write_cr0(((cr0 & (0xdfffffff)) | 0x40000000));
wbinvd();
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 20, 0)
*cr4 = read_cr4();
if (*cr4 & 0x80) write_cr4(*cr4 & ~0x80);
+#else
+ *cr4 = __read_cr4();
+ if (*cr4 & 0x80) __write_cr4(*cr4 & ~0x80);
+#endif
__flush_tlb();
}
@@ -46,7 +51,11 @@
wbinvd();
__flush_tlb();
write_cr0((cr0 & 0x9fffffff));
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 20, 0)
if (cr4 & 0x80) write_cr4(cr4);
+#else
+ if (cr4 & 0x80) __write_cr4(cr4);
+#endif
}
static int nv_determine_pat_mode(void)