550.54.14

NVIDIA · Feb 23, 2024 · 476bd34 · 476bd34
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 ## Release 550 Entries
 
+### [550.54.14] 2024-02-23
+
+#### Added
+
+- Added vGPU Host and vGPU Guest support. For vGPU Host, please refer to the README.vgpu packaged in the vGPU Host Package for more details.
+
 ### [550.40.07] 2024-01-24
 
 #### Fixed

diff --git a/README.md b/README.md
@@ -1,7 +1,7 @@
 # NVIDIA Linux Open GPU Kernel Module Source
 
 This is the source release of the NVIDIA Linux open GPU kernel modules,
-version 550.40.07.
+version 550.54.14.
 
 
 ## How to Build
@@ -17,7 +17,7 @@ as root:
 
 Note that the kernel modules built here must be used with GSP
 firmware and user-space NVIDIA GPU driver components from a corresponding
-550.40.07 driver release.  This can be achieved by installing
+550.54.14 driver release.  This can be achieved by installing
 the NVIDIA GPU driver from the .run file using the `--no-kernel-modules`
 option.  E.g.,
 
@@ -188,7 +188,10 @@ encountered specific to them.
 For details on feature support and limitations, see the NVIDIA GPU driver
 end user README here:
 
-https://us.download.nvidia.com/XFree86/Linux-x86_64/550.40.07/README/kernel_open.html
+https://us.download.nvidia.com/XFree86/Linux-x86_64/550.54.14/README/kernel_open.html
+
+For vGPU support, please refer to the README.vgpu packaged in the vGPU Host
+Package for more details.
 
 In the below table, if three IDs are listed, the first is the PCI Device 
 ID, the second is the PCI Subsystem Vendor ID, and the third is the PCI
@@ -650,7 +653,9 @@ Subsystem Device ID.
 | NVIDIA T400 4GB                                 | 1FF2 103C 1613 |
 | NVIDIA T400 4GB                                 | 1FF2 103C 8A80 |
 | NVIDIA T400 4GB                                 | 1FF2 10DE 1613 |
+| NVIDIA T400E                                    | 1FF2 10DE 18FF |
 | NVIDIA T400 4GB                                 | 1FF2 17AA 1613 |
+| NVIDIA T400E                                    | 1FF2 17AA 18FF |
 | Quadro T1000                                    | 1FF9           |
 | NVIDIA A100-SXM4-40GB                           | 20B0           |
 | NVIDIA A100-PG509-200                           | 20B0 10DE 1450 |
@@ -746,12 +751,15 @@ Subsystem Device ID.
 | NVIDIA H800 PCIe                                | 2322 10DE 17A4 |
 | NVIDIA H800                                     | 2324 10DE 17A6 |
 | NVIDIA H800                                     | 2324 10DE 17A8 |
+| NVIDIA H20                                      | 2329 10DE 198B |
+| NVIDIA H20                                      | 2329 10DE 198C |
 | NVIDIA H100 80GB HBM3                           | 2330 10DE 16C0 |
 | NVIDIA H100 80GB HBM3                           | 2330 10DE 16C1 |
 | NVIDIA H100 PCIe                                | 2331 10DE 1626 |
 | NVIDIA H100                                     | 2339 10DE 17FC |
 | NVIDIA H800 NVL                                 | 233A 10DE 183A |
 | NVIDIA GH200 120GB                              | 2342 10DE 16EB |
+| NVIDIA GH200 120GB                              | 2342 10DE 1805 |
 | NVIDIA GH200 480GB                              | 2342 10DE 1809 |
 | NVIDIA GeForce RTX 3060 Ti                      | 2414           |
 | NVIDIA GeForce RTX 3080 Ti Laptop GPU           | 2420           |
@@ -805,6 +813,7 @@ Subsystem Device ID.
 | NVIDIA RTX A2000 12GB                           | 2571 10DE 1611 |
 | NVIDIA RTX A2000 12GB                           | 2571 17AA 1611 |
 | NVIDIA GeForce RTX 3050                         | 2582           |
+| NVIDIA GeForce RTX 3050                         | 2584           |
 | NVIDIA GeForce RTX 3050 Ti Laptop GPU           | 25A0           |
 | NVIDIA GeForce RTX 3050Ti Laptop GPU            | 25A0 103C 8928 |
 | NVIDIA GeForce RTX 3050Ti Laptop GPU            | 25A0 103C 89F9 |
@@ -846,6 +855,7 @@ Subsystem Device ID.
 | NVIDIA RTX 5000 Ada Generation                  | 26B2 103C 17FA |
 | NVIDIA RTX 5000 Ada Generation                  | 26B2 10DE 17FA |
 | NVIDIA RTX 5000 Ada Generation                  | 26B2 17AA 17FA |
+| NVIDIA RTX 5880 Ada Generation                  | 26B3 1028 1934 |
 | NVIDIA RTX 5880 Ada Generation                  | 26B3 103C 1934 |
 | NVIDIA RTX 5880 Ada Generation                  | 26B3 10DE 1934 |
 | NVIDIA RTX 5880 Ada Generation                  | 26B3 17AA 1934 |
@@ -854,6 +864,7 @@ Subsystem Device ID.
 | NVIDIA L40S                                     | 26B9 10DE 1851 |
 | NVIDIA L40S                                     | 26B9 10DE 18CF |
 | NVIDIA L20                                      | 26BA 10DE 1957 |
+| NVIDIA GeForce RTX 4080 SUPER                   | 2702           |
 | NVIDIA GeForce RTX 4080                         | 2704           |
 | NVIDIA GeForce RTX 4070 Ti SUPER                | 2705           |
 | NVIDIA GeForce RTX 4090 Laptop GPU              | 2717           |
@@ -891,6 +902,10 @@ Subsystem Device ID.
 | NVIDIA GeForce RTX 4060                         | 2882           |
 | NVIDIA GeForce RTX 4060 Laptop GPU              | 28A0           |
 | NVIDIA GeForce RTX 4050 Laptop GPU              | 28A1           |
+| NVIDIA RTX 2000 Ada Generation                  | 28B0 1028 1870 |
+| NVIDIA RTX 2000 Ada Generation                  | 28B0 103C 1870 |
+| NVIDIA RTX 2000 Ada Generation                  | 28B0 10DE 1870 |
+| NVIDIA RTX 2000 Ada Generation                  | 28B0 17AA 1870 |
 | NVIDIA RTX 2000 Ada Generation Laptop GPU       | 28B8           |
 | NVIDIA GeForce RTX 4060 Laptop GPU              | 28E0           |
 | NVIDIA GeForce RTX 4050 Laptop GPU              | 28E1           |

diff --git a/kernel-open/Kbuild b/kernel-open/Kbuild
@@ -72,7 +72,7 @@ EXTRA_CFLAGS += -I$(src)/common/inc
 EXTRA_CFLAGS += -I$(src)
 EXTRA_CFLAGS += -Wall $(DEFINES) $(INCLUDES) -Wno-cast-qual -Wno-format-extra-args
 EXTRA_CFLAGS += -D__KERNEL__ -DMODULE -DNVRM
-EXTRA_CFLAGS += -DNV_VERSION_STRING=\"550.40.07\"
+EXTRA_CFLAGS += -DNV_VERSION_STRING=\"550.54.14\"
 
 ifneq ($(SYSSRCHOST1X),)
  EXTRA_CFLAGS += -I$(SYSSRCHOST1X)

diff --git a/kernel-open/common/inc/nv.h b/kernel-open/common/inc/nv.h
@@ -621,6 +621,14 @@ typedef enum
 #define NV_IS_DEVICE_IN_SURPRISE_REMOVAL(nv)    \
         (((nv)->flags & NV_FLAG_IN_SURPRISE_REMOVAL) != 0)
 
+/*
+ * For console setup by EFI GOP, the base address is BAR1.
+ * For console setup by VBIOS, the base address is BAR2 + 16MB.
+ */
+#define NV_IS_CONSOLE_MAPPED(nv, addr)  \
+        (((addr) == (nv)->bars[NV_GPU_BAR_INDEX_FB].cpu_address) || \
+         ((addr) == ((nv)->bars[NV_GPU_BAR_INDEX_IMEM].cpu_address + 0x1000000)))
+
 #define NV_SOC_IS_ISO_IOMMU_PRESENT(nv)     \
         ((nv)->iommus.iso_iommu_present)
 
@@ -878,6 +886,8 @@ NvBool    NV_API_CALL nv_match_gpu_os_info(nv_state_t *, void *);
 NvU32     NV_API_CALL nv_get_os_type(void);
 
 void      NV_API_CALL nv_get_updated_emu_seg(NvU32 *start, NvU32 *end);
+void      NV_API_CALL nv_get_screen_info(nv_state_t *, NvU64 *, NvU32 *, NvU32 *, NvU32 *, NvU32 *, NvU64 *);
+
 struct dma_buf;
 typedef struct nv_dma_buf nv_dma_buf_t;
 struct drm_gem_object;

diff --git a/kernel-open/common/inc/nv_uvm_interface.h b/kernel-open/common/inc/nv_uvm_interface.h
@@ -956,12 +956,20 @@ NV_STATUS nvUvmInterfaceGetNonReplayableFaults(UvmGpuFaultInfo *pFaultInfo,
     - This function should not be called when interrupts are disabled.
 
     Arguments:
-        device[IN]        - Device handle associated with the gpu
+        pFaultInfo[IN]        - information provided by RM for fault handling.
+                                used for obtaining the device handle without locks.
+        bCopyAndFlush[IN]     - Instructs RM to perform the flush in the Copy+Flush mode.
+                                In this mode, RM will perform a copy of the packets from
+                                the HW buffer to UVM's SW buffer as part of performing
+                                the flush. This mode gives UVM the opportunity to observe
+                                the packets contained within the HW buffer at the time
+                                of issuing the call.
 
     Error codes:
       NV_ERR_INVALID_ARGUMENT
 */
-NV_STATUS nvUvmInterfaceFlushReplayableFaultBuffer(uvmGpuDeviceHandle device);
+NV_STATUS nvUvmInterfaceFlushReplayableFaultBuffer(UvmGpuFaultInfo *pFaultInfo,
+                                                   NvBool bCopyAndFlush);
 
 /*******************************************************************************
     nvUvmInterfaceTogglePrefetchFaults
@@ -982,7 +990,8 @@ NV_STATUS nvUvmInterfaceFlushReplayableFaultBuffer(uvmGpuDeviceHandle device);
     Error codes:
       NV_ERR_INVALID_ARGUMENT
 */
-NV_STATUS nvUvmInterfaceTogglePrefetchFaults(UvmGpuFaultInfo *pFaultInfo, NvBool bEnable);
+NV_STATUS nvUvmInterfaceTogglePrefetchFaults(UvmGpuFaultInfo *pFaultInfo,
+                                             NvBool bEnable);
 
 /*******************************************************************************
     nvUvmInterfaceInitAccessCntrInfo

diff --git a/kernel-open/common/inc/nv_uvm_types.h b/kernel-open/common/inc/nv_uvm_types.h
@@ -700,8 +700,10 @@ typedef struct UvmGpuInfo_tag
     // local EGM properties
     // NV_TRUE if EGM is enabled
     NvBool   egmEnabled;
+
     // Peer ID to reach local EGM when EGM is enabled
     NvU8     egmPeerId;
+
     // EGM base address to offset in the GMMU PTE entry for EGM mappings
     NvU64    egmBaseAddr;
 } UvmGpuInfo;
@@ -712,9 +714,10 @@ typedef struct UvmGpuFbInfo_tag
     // RM regions that are not registered with PMA either.
     NvU64 maxAllocatableAddress;
 
-    NvU32 heapSize;         // RAM in KB available for user allocations
-    NvU32 reservedHeapSize; // RAM in KB reserved for internal RM allocation
-    NvBool bZeroFb;         // Zero FB mode enabled.
+    NvU32 heapSize;          // RAM in KB available for user allocations
+    NvU32 reservedHeapSize;  // RAM in KB reserved for internal RM allocation
+    NvBool bZeroFb;          // Zero FB mode enabled.
+    NvU64 maxVidmemPageSize; // Largest GPU page size to access vidmem.
 } UvmGpuFbInfo;
 
 typedef struct UvmGpuEccInfo_tag

diff --git a/kernel-open/common/inc/os-interface.h b/kernel-open/common/inc/os-interface.h
@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 1999-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright (c) 1999-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
  * SPDX-License-Identifier: MIT
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -160,10 +160,9 @@ NvBool      NV_API_CALL  os_is_vgx_hyper             (void);
 NV_STATUS   NV_API_CALL  os_inject_vgx_msi           (NvU16, NvU64, NvU32);
 NvBool      NV_API_CALL  os_is_grid_supported        (void);
 NvU32       NV_API_CALL  os_get_grid_csp_support     (void);
-void        NV_API_CALL  os_get_screen_info          (NvU64 *, NvU32 *, NvU32 *, NvU32 *, NvU32 *, NvU64, NvU64);
 void        NV_API_CALL  os_bug_check                (NvU32, const char *);
 NV_STATUS   NV_API_CALL  os_lock_user_pages          (void *, NvU64, void **, NvU32);
-NV_STATUS   NV_API_CALL  os_lookup_user_io_memory    (void *, NvU64, NvU64 **, void**);
+NV_STATUS   NV_API_CALL  os_lookup_user_io_memory    (void *, NvU64, NvU64 **);
 NV_STATUS   NV_API_CALL  os_unlock_user_pages        (NvU64, void *);
 NV_STATUS   NV_API_CALL  os_match_mmap_offset        (void *, NvU64, NvU64 *);
 NV_STATUS   NV_API_CALL  os_get_euid                 (NvU32 *);
@@ -198,6 +197,8 @@ nv_cap_t*   NV_API_CALL  os_nv_cap_create_file_entry  (nv_cap_t *, const char *,
 void        NV_API_CALL  os_nv_cap_destroy_entry      (nv_cap_t *);
 int         NV_API_CALL  os_nv_cap_validate_and_dup_fd(const nv_cap_t *, int);
 void        NV_API_CALL  os_nv_cap_close_fd           (int);
+NvS32       NV_API_CALL  os_imex_channel_get          (NvU64);
+NvS32       NV_API_CALL  os_imex_channel_count        (void);
 
 enum os_pci_req_atomics_type {
     OS_INTF_PCIE_REQ_ATOMICS_32BIT,
@@ -219,6 +220,7 @@ extern NvU8  os_page_shift;
 extern NvBool os_cc_enabled;
 extern NvBool os_cc_tdx_enabled;
 extern NvBool os_dma_buf_enabled;
+extern NvBool os_imex_channel_is_supported;
 
 /*
  * ---------------------------------------------------------------------------

diff --git a/kernel-open/common/inc/rm-gpu-ops.h b/kernel-open/common/inc/rm-gpu-ops.h
@@ -75,7 +75,7 @@ NV_STATUS NV_API_CALL rm_gpu_ops_own_page_fault_intr(nvidia_stack_t *, nvgpuDevi
 NV_STATUS  NV_API_CALL rm_gpu_ops_init_fault_info(nvidia_stack_t *, nvgpuDeviceHandle_t, nvgpuFaultInfo_t);
 NV_STATUS  NV_API_CALL rm_gpu_ops_destroy_fault_info(nvidia_stack_t *, nvgpuDeviceHandle_t, nvgpuFaultInfo_t);
 NV_STATUS  NV_API_CALL rm_gpu_ops_get_non_replayable_faults(nvidia_stack_t *, nvgpuFaultInfo_t, void *, NvU32 *);
-NV_STATUS  NV_API_CALL rm_gpu_ops_flush_replayable_fault_buffer(nvidia_stack_t *, nvgpuDeviceHandle_t);
+NV_STATUS  NV_API_CALL rm_gpu_ops_flush_replayable_fault_buffer(nvidia_stack_t *, nvgpuFaultInfo_t, NvBool);
 NV_STATUS  NV_API_CALL rm_gpu_ops_toggle_prefetch_faults(nvidia_stack_t *, nvgpuFaultInfo_t, NvBool);
 NV_STATUS  NV_API_CALL rm_gpu_ops_has_pending_non_replayable_faults(nvidia_stack_t *, nvgpuFaultInfo_t, NvBool *);
 NV_STATUS  NV_API_CALL rm_gpu_ops_init_access_cntr_info(nvidia_stack_t *, nvgpuDeviceHandle_t, nvgpuAccessCntrInfo_t, NvU32);

diff --git a/kernel-open/header-presence-tests.mk b/kernel-open/header-presence-tests.mk
@@ -96,5 +96,6 @@ NV_HEADER_PRESENCE_TESTS = \
   soc/tegra/bpmp.h \
   linux/sync_file.h \
   linux/cc_platform.h \
-  asm/cpufeature.h
+  asm/cpufeature.h \
+  linux/mpi.h