nvidia-340xx/kernel-5.2.patch
2019-12-03 14:53:58 -05:00

77 lines
2.4 KiB
Diff

From d48c28c8f690cd1b7f1a252f3a33c9b536096054 Mon Sep 17 00:00:00 2001
From: Alberto Milone <alberto.milone@canonical.com>
Date: Mon, 10 Jun 2019 13:08:10 +0200
Subject: [PATCH 1/1] Add support for Linux 5.2
V2: make sure to force DRIVER_LEGACY for Linux >= 5.1
---
nv-drm.c | 2 +-
uvm/nvidia_uvm_lite.c | 20 ++++++++++++++++++++
2 files changed, 21 insertions(+), 1 deletion(-)
diff --git a/nv-drm.c b/nv-drm.c
index 1c968de..76719bb 100644
--- a/nv-drm.c
+++ b/nv-drm.c
@@ -156,7 +156,7 @@ static const struct file_operations nv_drm_fops = {
};
static struct drm_driver nv_drm_driver = {
-#if defined(DRIVER_LEGACY)
+#if defined(DRIVER_LEGACY) || LINUX_VERSION_CODE >= KERNEL_VERSION(5, 1, 0)
.driver_features = DRIVER_GEM | DRIVER_PRIME | DRIVER_LEGACY,
#else
.driver_features = DRIVER_GEM | DRIVER_PRIME,
diff --git a/uvm/nvidia_uvm_lite.c b/uvm/nvidia_uvm_lite.c
index 33b8d4b..8dbe050 100644
--- a/uvm/nvidia_uvm_lite.c
+++ b/uvm/nvidia_uvm_lite.c
@@ -689,7 +689,11 @@ static UvmGpuMigrationTracking * _get_mig_tracker(UvmCommitRecord * pRecord)
// return SIGBUS.
// 3. Otherwise, map in a page from the cache, and allow access.
//
+#ifdef VM_FAULT_OOM
int _fault_common(struct vm_area_struct *vma, unsigned long vaddr,
+#else
+unsigned int _fault_common(struct vm_area_struct *vma, unsigned long vaddr,
+#endif
struct page **ppage, unsigned vmfFlags)
{
int retValue = VM_FAULT_SIGBUS;
@@ -819,9 +823,17 @@ done:
#if defined(NV_VM_OPERATIONS_STRUCT_HAS_FAULT)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
+#ifdef VM_FAULT_OOM
int _fault(struct vm_area_struct *vma, struct vm_fault *vmf)
#else
+unsigned int _fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+#endif
+#else
+#ifdef VM_FAULT_OOM
int _fault(struct vm_fault *vmf)
+#else
+unsigned int _fault(struct vm_fault *vmf)
+#endif
#endif
{
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 11, 0)
@@ -874,9 +886,17 @@ static struct vm_operations_struct uvmlite_vma_ops =
//
#if defined(NV_VM_OPERATIONS_STRUCT_HAS_FAULT)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
+#ifdef VM_FAULT_OOM
int _sigbus_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
#else
+unsigned int _sigbus_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+#endif
+#else
+#ifdef VM_FAULT_OOM
int _sigbus_fault(struct vm_fault *vmf)
+#else
+unsigned int _sigbus_fault(struct vm_fault *vmf)
+#endif
#endif
{
vmf->page = NULL;
--
2.20.1