NVIDIA/open-gpu-kernel-modules
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This commit is contained in:
Bernhard Stoeckner
2024-07-29 10:22:58 +02:00
parent caa2dd11a0
commit 2cca8b3fd5
66 changed files with 1016 additions and 447 deletions
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19
kernel-open/nvidia/nv.c
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@@ -96,6 +96,10 @@
#include <linux/cc_platform.h>
#endif
#if defined(NV_ASM_MSHYPERV_H_PRESENT) && defined(NVCPU_X86_64)
#include <asm/mshyperv.h>
#endif
#if defined(NV_ASM_CPUFEATURE_H_PRESENT)
#include <asm/cpufeature.h>
#endif
@@ -285,6 +289,17 @@ void nv_detect_conf_compute_platform(
#if defined(NV_CC_PLATFORM_PRESENT)
os_cc_enabled = cc_platform_has(CC_ATTR_GUEST_MEM_ENCRYPT);
#if defined(NV_CC_ATTR_SEV_SNP)
os_cc_sev_snp_enabled = cc_platform_has(CC_ATTR_GUEST_SEV_SNP);
#endif
#if defined(NV_HV_GET_ISOLATION_TYPE) && IS_ENABLED(CONFIG_HYPERV) && defined(NVCPU_X86_64)
if (hv_get_isolation_type() == HV_ISOLATION_TYPE_SNP)
{
os_cc_snp_vtom_enabled = NV_TRUE;
}
#endif
#if defined(X86_FEATURE_TDX_GUEST)
if (cpu_feature_enabled(X86_FEATURE_TDX_GUEST))
{
@@ -293,8 +308,10 @@ void nv_detect_conf_compute_platform(
#endif
#else
os_cc_enabled = NV_FALSE;
os_cc_sev_snp_enabled = NV_FALSE;
os_cc_snp_vtom_enabled = NV_FALSE;
os_cc_tdx_enabled = NV_FALSE;
#endif
#endif //NV_CC_PLATFORM_PRESENT
}
static