NVIDIA/open-gpu-kernel-modules
1
0
Fork 0
mirror of https://github.com/NVIDIA/open-gpu-kernel-modules.git synced 2026-02-02 14:37:43 +00:00
Code Issues Packages Projects Releases Wiki Activity

535.43.24

Browse Source
This commit is contained in:
russellcnv
2024-01-31 14:02:06 -08:00
parent 2a3b58b8c8
commit e558660fc2
267 changed files with 89045 additions and 82824 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
kernel-open/nvidia-drm/nvidia-drm-drv.c
View File

@@ -1312,9 +1312,21 @@ static const struct drm_ioctl_desc nv_drm_ioctls[] = {
DRM_RENDER_ALLOW|DRM_UNLOCKED),
#endif
/*
* DRM_UNLOCKED is implicit for all non-legacy DRM driver IOCTLs since Linux
* v4.10 commit fa5386459f06 "drm: Used DRM_LEGACY for all legacy functions"
* (Linux v4.4 commit ea487835e887 "drm: Enforce unlocked ioctl operation
* for kms driver ioctls" previously did it only for drivers that set the
* DRM_MODESET flag), so this will race with SET_CLIENT_CAP. Linux v4.11
* commit dcf727ab5d17 "drm: setclientcap doesn't need the drm BKL" also
* removed locking from SET_CLIENT_CAP so there is no use attempting to lock
* manually. The latter commit acknowledges that this can expose userspace
* to inconsistent behavior when racing with itself, but accepts that risk.
*/
DRM_IOCTL_DEF_DRV(NVIDIA_GET_CLIENT_CAPABILITY,
nv_drm_get_client_capability_ioctl,
0),
#if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE)
DRM_IOCTL_DEF_DRV(NVIDIA_GET_CRTC_CRC32,
nv_drm_get_crtc_crc32_ioctl,

9
kernel-open/nvidia-drm/nvidia-drm-gem-nvkms-memory.c
View File

@@ -243,6 +243,15 @@ static int __nv_drm_nvkms_gem_obj_init(
NvU64 *pages = NULL;
NvU32 numPages = 0;
if ((size % PAGE_SIZE) != 0) {
NV_DRM_DEV_LOG_ERR(
nv_dev,
"NvKmsKapiMemory 0x%p size should be in a multiple of page size to "
"create a gem object",
pMemory);
return -EINVAL;
}
nv_nvkms_memory->pPhysicalAddress = NULL;
nv_nvkms_memory->pWriteCombinedIORemapAddress = NULL;
nv_nvkms_memory->physically_mapped = false;

13
kernel-open/nvidia-drm/nvidia-drm-helper.h
View File

@@ -582,6 +582,19 @@ static inline int nv_drm_format_num_planes(uint32_t format)
#endif /* defined(NV_DRM_FORMAT_MODIFIERS_PRESENT) */
/*
* DRM_UNLOCKED was removed with linux-next commit 2798ffcc1d6a ("drm: Remove
* locking for legacy ioctls and DRM_UNLOCKED"), but it was previously made
* implicit for all non-legacy DRM driver IOCTLs since Linux v4.10 commit
* fa5386459f06 "drm: Used DRM_LEGACY for all legacy functions" (Linux v4.4
* commit ea487835e887 "drm: Enforce unlocked ioctl operation for kms driver
* ioctls" previously did it only for drivers that set the DRM_MODESET flag), so
* it was effectively a no-op anyway.
*/
#if !defined(NV_DRM_UNLOCKED_IOCTL_FLAG_PRESENT)
#define DRM_UNLOCKED 0
#endif
/*
* drm_vma_offset_exact_lookup_locked() were added
* by kernel commit 2225cfe46bcc which was Signed-off-by:

1
kernel-open/nvidia-drm/nvidia-drm.Kbuild
View File

@@ -133,3 +133,4 @@ NV_CONFTEST_TYPE_COMPILE_TESTS += drm_connector_lookup
NV_CONFTEST_TYPE_COMPILE_TESTS += drm_connector_put
NV_CONFTEST_TYPE_COMPILE_TESTS += vm_area_struct_has_const_vm_flags
NV_CONFTEST_TYPE_COMPILE_TESTS += drm_driver_has_dumb_destroy
NV_CONFTEST_TYPE_COMPILE_TESTS += drm_unlocked_ioctl_flag_present