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This commit is contained in:
Andy Ritger
2022-11-10 08:39:33 -08:00
parent 7c345b838b
commit 758b4ee818
1323 changed files with 262135 additions and 60754 deletions
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59
kernel-open/nvidia/nv-caps.c
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@@ -62,6 +62,10 @@ static nv_cap_table_entry_t g_nv_cap_mig_table[] =
{"/driver/nvidia/capabilities/mig/monitor"}
};
static nv_cap_table_entry_t g_nv_cap_sys_table[] =
{
};
#define NV_CAP_MIG_CI_ENTRIES(_gi) \
{_gi "/ci0/access"}, \
{_gi "/ci1/access"}, \
@@ -173,8 +177,6 @@ struct
#define NV_CAP_NAME_BUF_SIZE 128
static struct proc_dir_entry *nv_cap_procfs_dir;
static struct proc_dir_entry *nv_cap_procfs_nvlink_minors;
static struct proc_dir_entry *nv_cap_procfs_mig_minors;
static int nv_procfs_read_nvlink_minors(struct seq_file *s, void *v)
{
@@ -195,6 +197,25 @@ static int nv_procfs_read_nvlink_minors(struct seq_file *s, void *v)
return 0;
}
static int nv_procfs_read_sys_minors(struct seq_file *s, void *v)
{
int i, count;
char name[NV_CAP_NAME_BUF_SIZE];
count = NV_CAP_NUM_ENTRIES(g_nv_cap_sys_table);
for (i = 0; i < count; i++)
{
if (sscanf(g_nv_cap_sys_table[i].name,
"/driver/nvidia/capabilities/%s", name) == 1)
{
name[sizeof(name) - 1] = '\0';
seq_printf(s, "%s %d\n", name, g_nv_cap_sys_table[i].minor);
}
}
return 0;
}
static int nv_procfs_read_mig_minors(struct seq_file *s, void *v)
{
int i, count, gpu;
@@ -230,6 +251,8 @@ NV_DEFINE_SINGLE_PROCFS_FILE_READ_ONLY(nvlink_minors, nv_system_pm_lock);
NV_DEFINE_SINGLE_PROCFS_FILE_READ_ONLY(mig_minors, nv_system_pm_lock);
NV_DEFINE_SINGLE_PROCFS_FILE_READ_ONLY(sys_minors, nv_system_pm_lock);
static void nv_cap_procfs_exit(void)
{
if (!nv_cap_procfs_dir)
@@ -237,32 +260,39 @@ static void nv_cap_procfs_exit(void)
return;
}
nv_procfs_unregister_all(nv_cap_procfs_dir, nv_cap_procfs_dir);
#if defined(CONFIG_PROC_FS)
proc_remove(nv_cap_procfs_dir);
#endif
nv_cap_procfs_dir = NULL;
}
int nv_cap_procfs_init(void)
{
static struct proc_dir_entry *file_entry;
nv_cap_procfs_dir = NV_CREATE_PROC_DIR(NV_CAP_PROCFS_DIR, NULL);
if (nv_cap_procfs_dir == NULL)
{
return -EACCES;
}
nv_cap_procfs_mig_minors = NV_CREATE_PROC_FILE("mig-minors",
nv_cap_procfs_dir,
mig_minors,
NULL);
if (nv_cap_procfs_mig_minors == NULL)
file_entry = NV_CREATE_PROC_FILE("mig-minors", nv_cap_procfs_dir,
mig_minors, NULL);
if (file_entry == NULL)
{
goto cleanup;
}
nv_cap_procfs_nvlink_minors = NV_CREATE_PROC_FILE("nvlink-minors",
nv_cap_procfs_dir,
nvlink_minors,
NULL);
if (nv_cap_procfs_nvlink_minors == NULL)
file_entry = NV_CREATE_PROC_FILE("nvlink-minors", nv_cap_procfs_dir,
nvlink_minors, NULL);
if (file_entry == NULL)
{
goto cleanup;
}
file_entry = NV_CREATE_PROC_FILE("sys-minors", nv_cap_procfs_dir,
sys_minors, NULL);
if (file_entry == NULL)
{
goto cleanup;
}
@@ -320,6 +350,7 @@ static void nv_cap_tables_init(void)
nv_cap_table_init(g_nv_cap_nvlink_table);
nv_cap_table_init(g_nv_cap_mig_table);
nv_cap_table_init(g_nv_cap_mig_gpu_table);
nv_cap_table_init(g_nv_cap_sys_table);
}
static ssize_t nv_cap_procfs_write(struct file *file,
@@ -517,7 +548,7 @@ int NV_API_CALL nv_cap_validate_and_dup_fd(const nv_cap_t *cap, int fd)
spin_lock(&files->file_lock);
fdt = files_fdtable(files);
NV_SET_CLOSE_ON_EXEC(dup_fd, fdt);
__set_bit(dup_fd, fdt->close_on_exec);
spin_unlock(&files->file_lock);
}