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This commit is contained in:
Maneet Singh
2025-12-02 15:32:25 -08:00
parent 2af9f1f0f7
commit a5bfb10e75
954 changed files with 421883 additions and 408177 deletions
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90
kernel-open/nvidia/os-interface.c
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@@ -523,7 +523,7 @@ NV_STATUS NV_API_CALL os_memcpy_from_user(
NvU32 n
)
{
return (NV_COPY_FROM_USER(to, from, n) ? NV_ERR_INVALID_ADDRESS : NV_OK);
return (copy_from_user(to, from, n) ? NV_ERR_INVALID_ADDRESS : NV_OK);
}
NV_STATUS NV_API_CALL os_memcpy_to_user(
@@ -532,7 +532,7 @@ NV_STATUS NV_API_CALL os_memcpy_to_user(
NvU32 n
)
{
return (NV_COPY_TO_USER(to, from, n) ? NV_ERR_INVALID_ADDRESS : NV_OK);
return (copy_to_user(to, from, n) ? NV_ERR_INVALID_ADDRESS : NV_OK);
}
void* NV_API_CALL os_mem_set(
@@ -753,7 +753,7 @@ NvU64 NV_API_CALL os_get_cpu_frequency(void)
NvU32 NV_API_CALL os_get_current_process(void)
{
return NV_GET_CURRENT_PROCESS();
return current->tgid;
}
void NV_API_CALL os_get_current_process_name(char *buf, NvU32 len)
@@ -1262,7 +1262,7 @@ NvU32 NV_API_CALL os_get_cpu_number(void)
NvU32 NV_API_CALL os_get_cpu_count(void)
{
return NV_NUM_CPUS();
return num_possible_cpus();
}
NvBool NV_API_CALL os_pat_supported(void)
@@ -1691,7 +1691,15 @@ NV_STATUS NV_API_CALL os_alloc_pages_node
* the requested order is too large (just fail
* instead).
*
* 5. (Optional) __GFP_RECLAIM: Used to allow/forbid reclaim.
* 5. __GFP_RETRY_MAYFAIL: Used to avoid the Linux kernel OOM killer.
* To help PMA on paths where UVM might be in
* memory over subscription. This gives UVM a
* chance to free memory before invoking any
* action from the OOM killer. Freeing
* non-essential memory will also benefit the
* system as a whole.
*
* 6. (Optional) __GFP_RECLAIM: Used to allow/forbid reclaim.
* This is part of GFP_USER and consequently
* GFP_HIGHUSER_MOVABLE.
*
@@ -1705,37 +1713,12 @@ NV_STATUS NV_API_CALL os_alloc_pages_node
*/
gfp_mask = __GFP_THISNODE | GFP_HIGHUSER_MOVABLE | __GFP_COMP |
__GFP_NOWARN;
#if defined(__GFP_RETRY_MAYFAIL)
__GFP_NOWARN | __GFP_RETRY_MAYFAIL;
/*
* __GFP_RETRY_MAYFAIL : Used to avoid the Linux kernel OOM killer.
* To help PMA on paths where UVM might be
* in memory over subscription. This gives UVM
* a chance to free memory before invoking any
* action from the OOM killer.
* Freeing non-essential memory will also benefit
* the system as a whole.
*/
gfp_mask |= __GFP_RETRY_MAYFAIL;
#elif defined(__GFP_NORETRY)
/*
* __GFP_NORETRY : Use __GFP_NORETRY on older kernels where
* __GFP_RETRY_MAYFAIL is not present.
*/
gfp_mask |= __GFP_NORETRY;
#endif
#if defined(__GFP_RECLAIM)
if (flag & NV_ALLOC_PAGES_NODE_SKIP_RECLAIM)
{
gfp_mask &= ~(__GFP_RECLAIM);
}
#endif // defined(__GFP_RECLAIM)
alloc_addr = alloc_pages_node(nid, gfp_mask, order);
if (alloc_addr == NULL)
@@ -2245,6 +2228,51 @@ NvS32 NV_API_CALL os_imex_channel_get
return nv_caps_imex_channel_get((int)descriptor);
}
NV_STATUS NV_API_CALL os_tegra_igpu_perf_boost
(
void *handle,
NvBool enable,
NvU32 duration
)
{
#if defined(CONFIG_PM_DEVFREQ) && defined(NV_UPDATE_DEVFREQ_PRESENT)
nv_state_t *nv = handle;
nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
int err;
if (enable)
{
if (nvl->devfreq_enable_boost == NULL)
{
return NV_ERR_NOT_SUPPORTED;
}
err = nvl->devfreq_enable_boost(nvl->dev, duration);
if (err != 0)
{
return NV_ERR_OPERATING_SYSTEM;
}
}
else
{
if (nvl->devfreq_disable_boost == NULL)
{
return NV_ERR_NOT_SUPPORTED;
}
err = nvl->devfreq_disable_boost(nvl->dev);
if (err != 0)
{
return NV_ERR_OPERATING_SYSTEM;
}
}
return NV_OK;
#else // !defined(CONFIG_PM_DEVFREQ) || !defined(NV_UPDATE_DEVFREQ_PRESENT)
return NV_ERR_NOT_SUPPORTED;
#endif
}
/*
* Reads the total memory and free memory of a NUMA node from the kernel.
*/