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diff --git a/kernel/common/inc/nv-linux.h b/kernel/common/inc/nv-linux.h
index ab06dbc..dd335b5 100644
--- a/kernel/common/inc/nv-linux.h
+++ b/kernel/common/inc/nv-linux.h
@@ -159,7 +159,7 @@ static inline uid_t __kuid_val(kuid_t uid)
}
#endif
-#if defined(NVCPU_X86_64) && !defined(HAVE_COMPAT_IOCTL)
+#if defined(NVCPU_X86_64) && !defined(NV_FILE_OPERATIONS_HAS_COMPAT_IOCTL)
#include <linux/syscalls.h> /* sys_ioctl() */
#include <linux/ioctl32.h> /* register_ioctl32_conversion() */
#endif
diff --git a/kernel/common/inc/nv-mm.h b/kernel/common/inc/nv-mm.h
index d2d7657..a5325fe 100644
--- a/kernel/common/inc/nv-mm.h
+++ b/kernel/common/inc/nv-mm.h
@@ -144,9 +144,13 @@ typedef int vm_fault_t;
flags |= FOLL_FORCE;
#if defined(NV_GET_USER_PAGES_REMOTE_HAS_LOCKED_ARG)
-
+ #if defined (NV_GET_USER_PAGES_REMOTE_HAS_TSK_ARG)
return get_user_pages_remote(tsk, mm, start, nr_pages, flags,
pages, vmas, NULL);
+ #else
+ return get_user_pages_remote(mm, start, nr_pages, flags,
+ pages, vmas, NULL);
+ #endif
#else
@@ -159,7 +163,7 @@ typedef int vm_fault_t;
#endif
#else
#if defined(NV_GET_USER_PAGES_HAS_WRITE_AND_FORCE_ARGS)
- #define NV_GET_USER_PAGES_REMOTE NV_GET_USER_PAGES
+ #define NV_GET_USER_PAGES_REMOTE get_user_pages
#else
#include <linux/mm.h>
#include <linux/sched.h>
diff --git a/kernel/conftest.sh b/kernel/conftest.sh
index e900963..ef82dee 100755
--- a/kernel/conftest.sh
+++ b/kernel/conftest.sh
@@ -3043,6 +3043,7 @@ compile_test() {
if [ -f conftest$$.o ]; then
echo "#undef NV_GET_USER_PAGES_REMOTE_PRESENT" | append_conftest "functions"
+ echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_TSK_ARG" | append_conftest "functions"
echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_WRITE_AND_FORCE_ARGS" | append_conftest "functions"
echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_LOCKED_ARG" | append_conftest "functions"
rm -f conftest$$.o
@@ -3070,14 +3071,20 @@ compile_test() {
rm -f conftest$$.c
if [ -f conftest$$.o ]; then
+ echo "#define NV_GET_USER_PAGES_REMOTE_HAS_TSK_ARG" | append_conftest "functions"
echo "#define NV_GET_USER_PAGES_REMOTE_HAS_WRITE_AND_FORCE_ARGS" | append_conftest "functions"
echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_LOCKED_ARG" | append_conftest "functions"
rm -f conftest$$.o
return
fi
+ echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_WRITE_AND_FORCE_ARGS" | append_conftest "functions"
+
+ #
# conftest #3: check if get_user_pages_remote() has locked argument
-
+ # Return if these arguments are present. Fall through to conftest #4
+ # if these args are absent.
+ #
echo "$CONFTEST_PREAMBLE
#include <linux/mm.h>
long get_user_pages_remote(struct task_struct *tsk,
@@ -3095,13 +3102,40 @@ compile_test() {
rm -f conftest$$.c
if [ -f conftest$$.o ]; then
+ echo "#define NV_GET_USER_PAGES_REMOTE_HAS_TSK_ARG" | append_conftest "functions"
+ echo "#define NV_GET_USER_PAGES_REMOTE_HAS_LOCKED_ARG" | append_conftest "functions"
+ rm -f conftest$$.o
+ return
+ fi
+
+ #
+ # conftest #4: check if get_user_pages_remote() does not take
+ # tsk argument.
+ #
+ echo "$CONFTEST_PREAMBLE
+ #include <linux/mm.h>
+ long get_user_pages_remote(struct mm_struct *mm,
+ unsigned long start,
+ unsigned long nr_pages,
+ unsigned int gup_flags,
+ struct page **pages,
+ struct vm_area_struct **vmas,
+ int *locked) {
+ return 0;
+ }" > conftest$$.c
+
+ $CC $CFLAGS -c conftest$$.c > /dev/null 2>&1
+ rm -f conftest$$.c
+
+ if [ -f conftest$$.o ]; then
+ echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_TSK_ARG" | append_conftest "functions"
echo "#define NV_GET_USER_PAGES_REMOTE_HAS_LOCKED_ARG" | append_conftest "functions"
rm -f conftest$$.o
else
+
+ echo "#define NV_GET_USER_PAGES_REMOTE_HAS_TSK_ARG" | append_conftest "functions"
echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_LOCKED_ARG" | append_conftest "functions"
fi
- echo "#undef NV_GET_USER_PAGES_REMOTE_HAS_WRITE_AND_FORCE_ARGS" | append_conftest "functions"
-
;;
usleep_range)
@@ -4131,6 +4165,115 @@ compile_test() {
compile_check_conftest "$CODE" "NV_PCI_DEV_HAS_SKIP_BUS_PM" "" "types"
;;
+ drm_gem_object_put_unlocked)
+ #
+ # Determine if the function drm_gem_object_put_unlocked() is present.
+ #
+ # In v5.9-rc1, commit 2f4dd13d4bb8 ("drm/gem: add
+ # drm_gem_object_put helper") removes drm_gem_object_put_unlocked()
+ # function and replace its definition by transient macro. Commit
+ # ab15d56e27be ("drm: remove transient
+ # drm_gem_object_put_unlocked()") finally removes
+ # drm_gem_object_put_unlocked() macro.
+ #
+ CODE="
+ #if defined(NV_DRM_DRMP_H_PRESENT)
+ #include <drm/drmP.h>
+ #endif
+
+ #if defined(NV_DRM_DRM_GEM_H_PRESENT)
+ #include <drm/drm_gem.h>
+ #endif
+ void conftest_drm_gem_object_put_unlocked(void) {
+ drm_gem_object_put_unlocked();
+ }"
+
+ compile_check_conftest "$CODE" "NV_DRM_GEM_OBJECT_PUT_UNLOCK_PRESENT" "" "functions"
+ ;;
+
+ drm_display_mode_has_vrefresh)
+ #
+ # Determine if the 'drm_display_mode' structure has a 'vrefresh'
+ # field.
+ #
+ # Removed by commit 0425662fdf05 ("drm: Nuke mode->vrefresh") in
+ # v5.9-rc1.
+ #
+ CODE="
+ #include <drm/drm_modes.h>
+
+ int conftest_drm_display_mode_has_vrefresh(void) {
+ return offsetof(struct drm_display_mode, vrefresh);
+ }"
+
+ compile_check_conftest "$CODE" "NV_DRM_DISPLAY_MODE_HAS_VREFRESH" "types"
+
+ ;;
+
+ drm_driver_master_set_has_int_return_type)
+ #
+ # Determine if drm_driver::master_set() returns integer value
+ #
+ # Changed to void by commit 907f53200f98 ("drm: vmwgfx: remove
+ # drm_driver::master_set() return type") in v5.9-rc1.
+ #
+ CODE="
+ #if defined(NV_DRM_DRMP_H_PRESENT)
+ #include <drm/drmP.h>
+ #endif
+
+ #if defined(NV_DRM_DRM_DRV_H_PRESENT)
+ #include <drm/drm_drv.h>
+ #endif
+
+ int conftest_drm_driver_master_set_has_int_return_type(struct drm_driver *drv,
+ struct drm_device *dev, struct drm_file *file_priv, bool from_open) {
+
+ return drv->master_set(dev, file_priv, from_open);
+ }"
+
+ compile_check_conftest "$CODE" "NV_DRM_DRIVER_SET_MASTER_HAS_INT_RETURN_TYPE" "" "types"
+ ;;
+
+ drm_driver_has_gem_free_object)
+ #
+ # Determine if the 'drm_driver' structure has a 'gem_free_object'
+ # function pointer.
+ #
+ # drm_driver::gem_free_object is removed by commit 1a9458aeb8eb
+ # ("drm: remove drm_driver::gem_free_object") in v5.9-rc1.
+ #
+ CODE="
+ #if defined(NV_DRM_DRMP_H_PRESENT)
+ #include <drm/drmP.h>
+ #endif
+
+ #if defined(NV_DRM_DRM_DRV_H_PRESENT)
+ #include <drm/drm_drv.h>
+ #endif
+
+ int conftest_drm_driver_has_gem_free_object(void) {
+ return offsetof(struct drm_driver, gem_free_object);
+ }"
+
+ compile_check_conftest "$CODE" "NV_DRM_DRIVER_HAS_GEM_FREE_OBJECT" "" "types"
+ ;;
+
+ vga_tryget)
+ #
+ # Determine if vga_tryget() is present
+ #
+ # vga_tryget() was removed by commit f369bc3f9096 ("vgaarb: mark
+ # vga_tryget static") in v5.9-rc1 (2020-08-01).
+ #
+ CODE="
+ #include <linux/vgaarb.h>
+ void conftest_vga_tryget(void) {
+ vga_tryget();
+ }"
+
+ compile_check_conftest "$CODE" "NV_VGA_TRYGET_PRESENT" "" "functions"
+ ;;
esac
}
diff --git a/kernel/nvidia-drm/nvidia-drm-drv.c b/kernel/nvidia-drm/nvidia-drm-drv.c
index 17e377d..85d9798 100644
--- a/kernel/nvidia-drm/nvidia-drm-drv.c
+++ b/kernel/nvidia-drm/nvidia-drm-drv.c
@@ -466,8 +466,8 @@ static void nv_drm_unload(struct drm_device *dev)
#if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE)
-static int nv_drm_master_set(struct drm_device *dev,
- struct drm_file *file_priv, bool from_open)
+static int __nv_drm_master_set(struct drm_device *dev,
+ struct drm_file *file_priv, bool from_open)
{
struct nv_drm_device *nv_dev = to_nv_device(dev);
@@ -478,6 +478,22 @@ static int nv_drm_master_set(struct drm_device *dev,
return 0;
}
+#include <linux/version.h>
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 9, 0)
+static int nv_drm_master_set(struct drm_device *dev,
+ struct drm_file *file_priv, bool from_open)
+{
+ return __nv_drm_master_set(dev, file_priv, from_open);
+}
+#else
+static void nv_drm_master_set(struct drm_device *dev,
+ struct drm_file *file_priv, bool from_open)
+{
+ WARN_ON(__nv_drm_master_set(dev, file_priv, from_open) != 0);
+}
+#endif
+
+
#if defined(NV_DRM_MASTER_DROP_HAS_FROM_RELEASE_ARG)
static
void nv_drm_master_drop(struct drm_device *dev,
@@ -677,7 +693,9 @@ static struct drm_driver nv_drm_driver = {
#endif
DRIVER_GEM | DRIVER_RENDER,
+#if defined(NV_DRM_DRIVER_HAS_GEM_FREE_OBJECT)
.gem_free_object = nv_drm_gem_free,
+#endif
.ioctls = nv_drm_ioctls,
.num_ioctls = ARRAY_SIZE(nv_drm_ioctls),
diff --git a/kernel/nvidia-drm/nvidia-drm-gem.h b/kernel/nvidia-drm/nvidia-drm-gem.h
index 5691a7a..18c50ca 100644
--- a/kernel/nvidia-drm/nvidia-drm-gem.h
+++ b/kernel/nvidia-drm/nvidia-drm-gem.h
@@ -87,7 +87,13 @@ static inline void
nv_drm_gem_object_unreference_unlocked(struct nv_drm_gem_object *nv_gem)
{
#if defined(NV_DRM_GEM_OBJECT_GET_PRESENT)
+
+#if defined(NV_DRM_GEM_OBJECT_PUT_UNLOCK_PRESENT)
drm_gem_object_put_unlocked(&nv_gem->base);
+#else
+ drm_gem_object_put(&nv_gem->base);
+#endif
+
#else
drm_gem_object_unreference_unlocked(&nv_gem->base);
#endif
diff --git a/kernel/nvidia-drm/nvidia-drm-utils.c b/kernel/nvidia-drm/nvidia-drm-utils.c
index 8cb2d5e..e30b2b6 100644
--- a/kernel/nvidia-drm/nvidia-drm-utils.c
+++ b/kernel/nvidia-drm/nvidia-drm-utils.c
@@ -103,7 +103,9 @@ void
nvkms_display_mode_to_drm_mode(const struct NvKmsKapiDisplayMode *displayMode,
struct drm_display_mode *mode)
{
+#if defined(NV_DRM_DISPLAY_MODE_HAS_VREFRESH)
mode->vrefresh = (displayMode->timings.refreshRate + 500) / 1000; /* In Hz */
+#endif
mode->clock = (displayMode->timings.pixelClockHz + 500) / 1000; /* In Hz */
@@ -189,7 +191,11 @@ bool drm_format_to_nvkms_format(u32 format,
void drm_mode_to_nvkms_display_mode(const struct drm_display_mode *src,
struct NvKmsKapiDisplayMode *dst)
{
+#if defined(NV_DRM_DISPLAY_MODE_HAS_VREFRESH)
dst->timings.refreshRate = src->vrefresh * 1000;
+#else
+ dst->timings.refreshRate = drm_mode_vrefresh(src) * 1000;
+#endif
dst->timings.pixelClockHz = src->clock * 1000; /* In Hz */
diff --git a/kernel/nvidia-uvm/uvm8_tools.c b/kernel/nvidia-uvm/uvm8_tools.c
index 86dbb77..63d0b64 100644
--- a/kernel/nvidia-uvm/uvm8_tools.c
+++ b/kernel/nvidia-uvm/uvm8_tools.c
@@ -190,7 +190,6 @@ static uvm_tools_event_tracker_t *tools_event_tracker(struct file *filp)
{
long event_tracker = atomic_long_read((atomic_long_t *)&filp->private_data);
- smp_read_barrier_depends();
return (uvm_tools_event_tracker_t *)event_tracker;
}
diff --git a/kernel/nvidia-uvm/uvm8_va_range.h b/kernel/nvidia-uvm/uvm8_va_range.h
index 8cae357..6166cc8 100644
--- a/kernel/nvidia-uvm/uvm8_va_range.h
+++ b/kernel/nvidia-uvm/uvm8_va_range.h
@@ -717,7 +717,6 @@ static uvm_va_block_t *uvm_va_range_block(uvm_va_range_t *va_range, size_t index
// make sure that any initialization of this block by the creating thread is
// visible to later accesses in this thread, which requires a data
// dependency barrier.
- smp_read_barrier_depends();
return block;
}
diff --git a/kernel/nvidia/nv.c b/kernel/nvidia/nv.c
index 15983f6..cfb2375 100644
--- a/kernel/nvidia/nv.c
+++ b/kernel/nvidia/nv.c
@@ -3872,7 +3872,9 @@ nvidia_probe
#if defined(CONFIG_VGA_ARB) && !defined(NVCPU_PPC64LE)
#if defined(VGA_DEFAULT_DEVICE)
+#if defined(NV_VGA_TRYGET_PRESENT)
vga_tryget(VGA_DEFAULT_DEVICE, VGA_RSRC_LEGACY_MASK);
+#endif
#endif
vga_set_legacy_decoding(dev, VGA_RSRC_NONE);
#endif