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550.40.07

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This commit is contained in:
Bernhard Stoeckner
2024-01-24 17:51:53 +01:00
parent bb2dac1f20
commit 91676d6628
1411 changed files with 261367 additions and 145959 deletions
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49
kernel-open/nvidia-uvm/uvm_common.h
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@@ -21,8 +21,8 @@
*******************************************************************************/
#ifndef _UVM_COMMON_H
#define _UVM_COMMON_H
#ifndef __UVM_COMMON_H__
#define __UVM_COMMON_H__
#ifdef DEBUG
#define UVM_IS_DEBUG() 1
@@ -204,13 +204,6 @@ extern bool uvm_release_asserts_set_global_error_for_tests;
#define UVM_ASSERT_MSG_RELEASE(expr, fmt, ...) _UVM_ASSERT_MSG_RELEASE(expr, #expr, ": " fmt, ##__VA_ARGS__)
#define UVM_ASSERT_RELEASE(expr) _UVM_ASSERT_MSG_RELEASE(expr, #expr, "\n")
// Provide a short form of UUID's, typically for use in debug printing:
#define ABBREV_UUID(uuid) (unsigned)(uuid)
static inline NvBool uvm_uuid_is_cpu(const NvProcessorUuid *uuid)
{
return memcmp(uuid, &NV_PROCESSOR_UUID_CPU_DEFAULT, sizeof(*uuid)) == 0;
}
#define UVM_SIZE_1KB (1024ULL)
#define UVM_SIZE_1MB (1024 * UVM_SIZE_1KB)
#define UVM_SIZE_1GB (1024 * UVM_SIZE_1MB)
@@ -409,4 +402,40 @@ static inline void uvm_touch_page(struct page *page)
// Return true if the VMA is one used by UVM managed allocations.
bool uvm_vma_is_managed(struct vm_area_struct *vma);
#endif /* _UVM_COMMON_H */
static bool uvm_platform_uses_canonical_form_address(void)
{
if (NVCPU_IS_PPC64LE)
return false;
return true;
}
// Similar to the GPU MMU HAL num_va_bits(), it returns the CPU's num_va_bits().
static NvU32 uvm_cpu_num_va_bits(void)
{
return fls64(TASK_SIZE - 1) + 1;
}
// Return the unaddressable range in a num_va_bits-wide VA space, [first, outer)
static void uvm_get_unaddressable_range(NvU32 num_va_bits, NvU64 *first, NvU64 *outer)
{
UVM_ASSERT(num_va_bits < 64);
UVM_ASSERT(first);
UVM_ASSERT(outer);
if (uvm_platform_uses_canonical_form_address()) {
*first = 1ULL << (num_va_bits - 1);
*outer = (NvU64)((NvS64)(1ULL << 63) >> (64 - num_va_bits));
}
else {
*first = 1ULL << num_va_bits;
*outer = ~0Ull;
}
}
static void uvm_cpu_get_unaddressable_range(NvU64 *first, NvU64 *outer)
{
return uvm_get_unaddressable_range(uvm_cpu_num_va_bits(), first, outer);
}
#endif /* __UVM_COMMON_H__ */