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‎README.md‎

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# NVIDIA Linux Open GPU Kernel Module Source
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This is the source release of the NVIDIA Linux open GPU kernel modules,
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version 550.135.
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version 550.142.
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## How to Build
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Note that the kernel modules built here must be used with GSP
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firmware and user-space NVIDIA GPU driver components from a corresponding
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550.135 driver release. This can be achieved by installing
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550.142 driver release. This can be achieved by installing
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the NVIDIA GPU driver from the .run file using the `--no-kernel-modules`
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option. E.g.,
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@@ -188,7 +188,7 @@ encountered specific to them.
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For details on feature support and limitations, see the NVIDIA GPU driver
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end user README here:
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https://us.download.nvidia.com/XFree86/Linux-x86_64/550.135/README/kernel_open.html
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https://us.download.nvidia.com/XFree86/Linux-x86_64/550.142/README/kernel_open.html
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For vGPU support, please refer to the README.vgpu packaged in the vGPU Host
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Package for more details.
@@ -755,7 +755,6 @@ Subsystem Device ID.
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| NVIDIA H20 | 2329 10DE 198B |
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| NVIDIA H20 | 2329 10DE 198C |
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| NVIDIA H20-3e | 232C 10DE 2063 |
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| NVIDIA H20-3e | 232C 10DE 2064 |
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| NVIDIA H100 80GB HBM3 | 2330 10DE 16C0 |
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| NVIDIA H100 80GB HBM3 | 2330 10DE 16C1 |
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| NVIDIA H100 PCIe | 2331 10DE 1626 |
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| NVIDIA GeForce RTX 4060 | 2882 |
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| NVIDIA GeForce RTX 4060 Laptop GPU | 28A0 |
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| NVIDIA GeForce RTX 4050 Laptop GPU | 28A1 |
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| NVIDIA GeForce RTX 3050 A Laptop GPU | 28A3 |
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| NVIDIA RTX 2000 Ada Generation | 28B0 1028 1870 |
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| NVIDIA RTX 2000 Ada Generation | 28B0 103C 1870 |
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| NVIDIA RTX 2000E Ada Generation | 28B0 103C 1871 |

‎kernel-open/Kbuild‎

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@@ -57,6 +57,20 @@ ifeq ($(NV_UNDEF_BEHAVIOR_SANITIZER),1)
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UBSAN_SANITIZE := y
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endif
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#
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# Command to create a symbolic link, explicitly resolving the symlink target
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# to an absolute path to abstract away the difference between Linux < 6.13,
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# where the CWD is the Linux kernel source tree for Kbuild extmod builds, and
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# Linux >= 6.13, where the CWD is the external module source tree.
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#
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# This is used to create the nv*-kernel.o -> nv*-kernel.o_binary symlinks for
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# kernel modules which use precompiled binary object files.
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#
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quiet_cmd_symlink = SYMLINK $@
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cmd_symlink = ln -sf $(abspath $<) $@
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$(foreach _module, $(NV_KERNEL_MODULES), \
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$(eval include $(src)/$(_module)/$(_module).Kbuild))
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@@ -72,7 +86,7 @@ EXTRA_CFLAGS += -I$(src)/common/inc
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EXTRA_CFLAGS += -I$(src)
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EXTRA_CFLAGS += -Wall $(DEFINES) $(INCLUDES) -Wno-cast-qual -Wno-format-extra-args
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EXTRA_CFLAGS += -D__KERNEL__ -DMODULE -DNVRM
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EXTRA_CFLAGS += -DNV_VERSION_STRING=\"550.135\"
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EXTRA_CFLAGS += -DNV_VERSION_STRING=\"550.142\"
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ifneq ($(SYSSRCHOST1X),)
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EXTRA_CFLAGS += -I$(SYSSRCHOST1X)

‎kernel-open/nvidia-modeset/nvidia-modeset.Kbuild‎

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@@ -40,9 +40,6 @@ NV_KERNEL_MODULE_TARGETS += $(NVIDIA_MODESET_KO)
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NVIDIA_MODESET_BINARY_OBJECT := $(src)/nvidia-modeset/nv-modeset-kernel.o_binary
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NVIDIA_MODESET_BINARY_OBJECT_O := nvidia-modeset/nv-modeset-kernel.o
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quiet_cmd_symlink = SYMLINK $@
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cmd_symlink = ln -sf $< $@
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targets += $(NVIDIA_MODESET_BINARY_OBJECT_O)
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$(obj)/$(NVIDIA_MODESET_BINARY_OBJECT_O): $(NVIDIA_MODESET_BINARY_OBJECT) FORCE

‎kernel-open/nvidia-uvm/uvm.c‎

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@@ -682,6 +682,9 @@ static void uvm_vm_open_semaphore_pool(struct vm_area_struct *vma)
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// Semaphore pool vmas do not have vma wrappers, but some functions will
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// assume vm_private_data is a wrapper.
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vma->vm_private_data = NULL;
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#if defined(VM_WIPEONFORK)
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nv_vm_flags_set(vma, VM_WIPEONFORK);
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#endif
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if (is_fork) {
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// If we forked, leave the parent vma alone.

‎kernel-open/nvidia/nvidia.Kbuild‎

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@@ -40,9 +40,6 @@ NVIDIA_KO = nvidia/nvidia.ko
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NVIDIA_BINARY_OBJECT := $(src)/nvidia/nv-kernel.o_binary
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NVIDIA_BINARY_OBJECT_O := nvidia/nv-kernel.o
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quiet_cmd_symlink = SYMLINK $@
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cmd_symlink = ln -sf $< $@
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targets += $(NVIDIA_BINARY_OBJECT_O)
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$(obj)/$(NVIDIA_BINARY_OBJECT_O): $(NVIDIA_BINARY_OBJECT) FORCE

‎src/common/inc/nvBldVer.h‎

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#endif
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#if defined(NV_LINUX) || defined(NV_BSD) || defined(NV_SUNOS)
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#define NV_BUILD_BRANCH_VERSION "rel/gpu_drv/r550/r550_00-475"
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#define NV_BUILD_CHANGELIST_NUM (35120799)
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#define NV_BUILD_BRANCH_VERSION "rel/gpu_drv/r550/r550_00-505"
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#define NV_BUILD_CHANGELIST_NUM (35247928)
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#define NV_BUILD_TYPE "Official"
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#define NV_BUILD_NAME "rel/gpu_drv/r550/r550_00-475"
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#define NV_LAST_OFFICIAL_CHANGELIST_NUM (35120799)
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#define NV_BUILD_NAME "rel/gpu_drv/r550/r550_00-505"
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#define NV_LAST_OFFICIAL_CHANGELIST_NUM (35247928)
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#else /* Windows builds */
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#define NV_BUILD_BRANCH_VERSION "r550_00-438"
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#define NV_BUILD_CHANGELIST_NUM (35120799)
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#define NV_BUILD_BRANCH_VERSION "r550_00-470"
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#define NV_BUILD_CHANGELIST_NUM (35247928)
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#define NV_BUILD_TYPE "Official"
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#define NV_BUILD_NAME "553.35"
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#define NV_LAST_OFFICIAL_CHANGELIST_NUM (35120799)
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#define NV_BUILD_NAME "553.50"
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#define NV_LAST_OFFICIAL_CHANGELIST_NUM (35247928)
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#define NV_BUILD_BRANCH_BASE_VERSION R550
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#endif
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// End buildmeister python edited section

‎src/common/inc/nvUnixVersion.h‎

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#if defined(NV_LINUX) || defined(NV_BSD) || defined(NV_SUNOS) || defined(NV_VMWARE) || defined(NV_QNX) || defined(NV_INTEGRITY) || \
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(defined(RMCFG_FEATURE_PLATFORM_GSP) && RMCFG_FEATURE_PLATFORM_GSP == 1)
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#define NV_VERSION_STRING "550.135"
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#define NV_VERSION_STRING "550.142"
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#else
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‎src/common/inc/nvlog_defs.h‎

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#define NVLOG_MAX_BUFFERS_v11 16
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#define NVLOG_MAX_BUFFERS_v12 256
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#define NVLOG_MAX_BUFFERS_v13 3840
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#define NVLOG_MAX_BUFFERS NVLOG_MAX_BUFFERS_v12
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#define NVLOG_LOGGER_VERSION 12 // v1.2
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#define NVLOG_MAX_BUFFERS NVLOG_MAX_BUFFERS_v13
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#define NVLOG_LOGGER_VERSION 13 // v1.3
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// Due to this file's peculiar location, NvPort may or may not be includable
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typedef struct PORT_SPINLOCK PORT_SPINLOCK;

‎src/common/nvswitch/kernel/smbpbi_nvswitch.c‎

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if (status == NVL_SUCCESS)
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{
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#if defined(DEBUG) || defined(DEVELOP) || defined(NV_MODS)
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#if defined(DEBUG) || defined(DEVELOP)
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nvswitch_lib_smbpbi_log_sxid(device, NVSWITCH_ERR_NO_ERROR,
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"NVSWITCH SMBPBI server is online.");
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#endif // defined(DEBUG) || defined(DEVELOP) || defined(NV_MODS)
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#endif // defined(DEBUG) || defined(DEVELOP)
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NVSWITCH_PRINT(device, INFO, "%s: SMBPBI POST INIT completed\n", __FUNCTION__);
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}

‎src/common/sdk/nvidia/inc/ctrl/ctrl0000/ctrl0000nvd.h‎

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@@ -256,7 +256,7 @@ typedef struct NV0000_CTRL_NVD_GET_TIMESTAMP_PARAMS {
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#define NV0000_CTRL_NVD_SIGNATURE_SIZE (4)
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/* Maximum number of buffers */
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#define NV0000_CTRL_NVD_MAX_BUFFERS (256)
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#define NV0000_CTRL_NVD_MAX_BUFFERS (3840)
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#define NV0000_CTRL_NVD_GET_NVLOG_INFO_PARAMS_MESSAGE_ID (0x4U)
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