520.61.05

CHANGELOG.md

@@ -1,5 +1,19 @@
 # Changelog
 
+## Release 520 Entries
+
+### [520.61.05] 2022-10-10
+
+#### Added
+
+- Introduce support for NVIDIA H100 GPUs.
+
+#### Fixed
+
+- Fix/Improve Makefile, [#308](https://github.com/NVIDIA/open-gpu-kernel-modules/pull/308/) by @izenynn
+- Make nvLogBase2 more efficient, [#177](https://github.com/NVIDIA/open-gpu-kernel-modules/pull/177/) by @DMaroo
+- nv-pci: fixed always true expression, [#195](https://github.com/NVIDIA/open-gpu-kernel-modules/pull/195/) by @ValZapod
+
 ## Release 515 Entries
 
 ### [515.76] 2022-09-20

Makefile

@@ -6,23 +6,30 @@
 # To install the build kernel modules: run (as root) `make modules_install`
 ###########################################################################
 
-include utils.mk
-
-all: modules
+###########################################################################
+# variables
+###########################################################################
 
 nv_kernel_o                = src/nvidia/$(OUTPUTDIR)/nv-kernel.o
 nv_kernel_o_binary         = kernel-open/nvidia/nv-kernel.o_binary
 
 nv_modeset_kernel_o        = src/nvidia-modeset/$(OUTPUTDIR)/nv-modeset-kernel.o
 nv_modeset_kernel_o_binary = kernel-open/nvidia-modeset/nv-modeset-kernel.o_binary
 
-.PHONY: $(nv_kernel_o) $(nv_modeset_kernel_o) modules modules_install
+###########################################################################
+# rules
+###########################################################################
 
+include utils.mk
+
+.PHONY: all
+all: modules
 
 ###########################################################################
 # nv-kernel.o is the OS agnostic portion of nvidia.ko
 ###########################################################################
 
+.PHONY: $(nv_kernel_o)
 $(nv_kernel_o):
 	$(MAKE) -C src/nvidia
 
@@ -34,6 +41,7 @@ $(nv_kernel_o_binary): $(nv_kernel_o)
 # nv-modeset-kernel.o is the OS agnostic portion of nvidia-modeset.ko
 ###########################################################################
 
+.PHONY: $(nv_modeset_kernel_o)
 $(nv_modeset_kernel_o):
 	$(MAKE) -C src/nvidia-modeset
 
@@ -46,31 +54,33 @@ $(nv_modeset_kernel_o_binary): $(nv_modeset_kernel_o)
 # the kernel modules with kbuild.
 ###########################################################################
 
+.PHONY: modules
 modules: $(nv_kernel_o_binary) $(nv_modeset_kernel_o_binary)
 	$(MAKE) -C kernel-open modules
 
-
 ###########################################################################
 # Install the built kernel modules using kbuild.
 ###########################################################################
 
+.PHONY: modules_install
 modules_install:
 	$(MAKE) -C kernel-open modules_install
 
-
 ###########################################################################
 # clean
 ###########################################################################
 
-.PHONY: clean nvidia.clean nvidia-modeset.clean kernel-open.clean
-
+.PHONY: clean
 clean: nvidia.clean nvidia-modeset.clean kernel-open.clean
 
+.PHONY: nvidia.clean
 nvidia.clean:
 	$(MAKE) -C src/nvidia clean
 
+.PHONY: nvidia-modeset.clean
 nvidia-modeset.clean:
 	$(MAKE) -C src/nvidia-modeset clean
 
+.PHONY: kernel-open.clean
 kernel-open.clean:
 	$(MAKE) -C kernel-open clean

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 515.76.
+version 520.61.05.
 
 
 ## How to Build
@@ -17,7 +17,7 @@ as root:
 
 Note that the kernel modules built here must be used with gsp.bin
 firmware and user-space NVIDIA GPU driver components from a corresponding
-515.76 driver release.  This can be achieved by installing
+520.61.05 driver release.  This can be achieved by installing
 the NVIDIA GPU driver from the .run file using the `--no-kernel-modules`
 option.  E.g.,
 
@@ -167,15 +167,15 @@ for the target kernel.
 ## Compatible GPUs
 
 The open-gpu-kernel-modules can be used on any Turing or later GPU
-(see the table below). However, in the 515.76 release,
+(see the table below). However, in the 520.61.05 release,
 GeForce and Workstation support is still considered alpha-quality.
 
 To enable use of the open kernel modules on GeForce and Workstation GPUs,
 set the "NVreg_OpenRmEnableUnsupportedGpus" nvidia.ko kernel module
 parameter to 1. For more details, see the NVIDIA GPU driver end user
 README here:
 
-https://us.download.nvidia.com/XFree86/Linux-x86_64/515.76/README/kernel_open.html
+https://us.download.nvidia.com/XFree86/Linux-x86_64/520.61.05/README/kernel_open.html
 
 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

kernel-open/Kbuild

@@ -72,7 +72,7 @@ EXTRA_CFLAGS += -I$(src)/common/inc
 EXTRA_CFLAGS += -I$(src)
 EXTRA_CFLAGS += -Wall -MD $(DEFINES) $(INCLUDES) -Wno-cast-qual -Wno-error -Wno-format-extra-args
 EXTRA_CFLAGS += -D__KERNEL__ -DMODULE -DNVRM
-EXTRA_CFLAGS += -DNV_VERSION_STRING=\"515.76\"
+EXTRA_CFLAGS += -DNV_VERSION_STRING=\"520.61.05\"
 
 EXTRA_CFLAGS += -Wno-unused-function
 

kernel-open/common/inc/cpuopsys.h

@@ -101,13 +101,6 @@
 #   define NV_ANDROID
 #endif
 
-
-
-
-
-
-
-
 #if defined(DceCore) && !defined(NV_DCECORE)
 #    define NV_DCECORE
 #endif
@@ -355,15 +348,6 @@
 #define NVOS_IS_INTEGRITY 0
 #endif
 
-
-
-
-
-
-
-
-
-
 #if defined(NVCPU_X86)
 #define NVCPU_IS_X86 1
 #else

kernel-open/common/inc/nv-linux.h

@@ -1037,6 +1037,32 @@ static inline vm_fault_t nv_insert_pfn(struct vm_area_struct *vma,
     return VM_FAULT_SIGBUS;
 }
 
+/* Converts BAR index to Linux specific PCI BAR index */
+static inline NvU8 nv_bar_index_to_os_bar_index
+(
+    struct pci_dev *dev,
+    NvU8 nv_bar_index
+)
+{
+    NvU8 bar_index = 0;
+    NvU8 i;
+
+    BUG_ON(nv_bar_index >= NV_GPU_NUM_BARS);
+
+    for (i = 0; i < nv_bar_index; i++)
+    {
+        if (NV_PCI_RESOURCE_FLAGS(dev, bar_index) & PCI_BASE_ADDRESS_MEM_TYPE_64)
+        {
+            bar_index += 2;
+        }
+        else
+        {
+            bar_index++;
+        }
+    }
+
+    return bar_index;
+}
 
 #define NV_PAGE_MASK    (NvU64)(long)PAGE_MASK
 
@@ -1161,16 +1187,6 @@ typedef struct nvidia_pte_s {
     unsigned int    page_count;
 } nvidia_pte_t;
 
-
-
-
-
-
-
-
-
-
-
 typedef struct nv_alloc_s {
     struct nv_alloc_s *next;
     struct device     *dev;
@@ -1413,34 +1429,6 @@ struct os_wait_queue {
     struct completion q;
 };
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
 /*
  * To report error in msi/msix when unhandled count reaches a threshold
  */
@@ -1464,19 +1452,6 @@ struct nv_dma_device {
     NvBool nvlink;
 };
 
-
-
-
-
-
-
-
-
-
-
-
-
-
 /* linux-specific version of old nv_state_t */
 /* this is a general os-specific state structure. the first element *must* be
    the general state structure, for the generic unix-based code */
@@ -1492,11 +1467,6 @@ typedef struct nv_linux_state_s {
     /* IBM-NPU info associated with this GPU */
     nv_ibmnpu_info_t *npu;
 
-
-
-
-
-
     /* NUMA node information for the platforms where GPU memory is presented
      * as a NUMA node to the kernel */
     struct {
@@ -1576,23 +1546,6 @@ typedef struct nv_linux_state_s {
     /* Per-device notifier block for ACPI events */
     struct notifier_block acpi_nb;
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
     /* Lock serializing ISRs for different SOC vectors */
     nv_spinlock_t soc_isr_lock;
 
@@ -1760,12 +1713,10 @@ static inline struct kmem_cache *nv_kmem_cache_create(const char *name, unsigned
     return cache;
 }
 
-
 #if defined(CONFIG_PCI_IOV)
 #define NV_PCI_SRIOV_SUPPORT
 #endif /* CONFIG_PCI_IOV */
 
-
 #define NV_PCIE_CFG_MAX_OFFSET 0x1000
 
 #include "nv-proto.h"
@@ -1959,11 +1910,6 @@ static inline NvU32 nv_default_irq_flags(nv_state_t *nv)
 
 NvS32 nv_request_soc_irq(nv_linux_state_t *, NvU32, nv_soc_irq_type_t, NvU32, NvU32);
 
-
-
-
-
-
 static inline void nv_mutex_destroy(struct mutex *lock)
 {
     mutex_destroy(lock);