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Merging upstream version 4.3+20240723.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-14 06:34:47 +01:00
parent 9d4f96bc70
commit aa881a3626
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
70 changed files with 1465 additions and 1206 deletions
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62
platform-intel.c
View file

@ -32,6 +32,64 @@
#define NVME_SUBSYS_PATH "/sys/devices/virtual/nvme-subsystem/"
static bool imsm_orom_has_raid0(const struct imsm_orom *orom)
{
return imsm_rlc_has_bit(orom, IMSM_OROM_RLC_RAID0);
}
static bool imsm_orom_has_raid1(const struct imsm_orom *orom)
{
return imsm_rlc_has_bit(orom, IMSM_OROM_RLC_RAID1);
}
static bool imsm_orom_has_raid10(const struct imsm_orom *orom)
{
return imsm_rlc_has_bit(orom, IMSM_OROM_RLC_RAID10);
}
static bool imsm_orom_has_raid5(const struct imsm_orom *orom)
{
return imsm_rlc_has_bit(orom, IMSM_OROM_RLC_RAID5);
}
/* IMSM platforms do not define how many disks are allowed for each level,
* but there are some global limitations we need to follow.
*/
static bool imsm_orom_support_raid_disks_count_raid0(const int raid_disks)
{
return true;
}
static bool imsm_orom_support_raid_disks_count_raid1(const int raid_disks)
{
if (raid_disks == 2)
return true;
return false;
}
static bool imsm_orom_support_raid_disks_count_raid5(const int raid_disks)
{
if (raid_disks > 2)
return true;
return false;
}
static bool imsm_orom_support_raid_disks_count_raid10(const int raid_disks)
{
/* raid_disks count must be higher than 4 and even */
if (raid_disks >= 4 && (raid_disks & 1) == 0)
return true;
return false;
}
struct imsm_level_ops imsm_level_ops[] = {
{0, imsm_orom_has_raid0, imsm_orom_support_raid_disks_count_raid0, "raid0"},
{1, imsm_orom_has_raid1, imsm_orom_support_raid_disks_count_raid1, "raid1"},
{5, imsm_orom_has_raid5, imsm_orom_support_raid_disks_count_raid5, "raid5"},
{10, imsm_orom_has_raid10, imsm_orom_support_raid_disks_count_raid10, "raid10"},
{-1, NULL, NULL, NULL}
};
static int devpath_to_ll(const char *dev_path, const char *entry,
unsigned long long *val);
@ -849,14 +907,14 @@ char *get_nvme_multipath_dev_hw_path(const char *dev_path)
return NULL;
for (ent = readdir(dir); ent; ent = readdir(dir)) {
char buf[strlen(dev_path) + strlen(ent->d_name) + 1];
char buf[PATH_MAX];
/* Check if dir is a controller, ignore namespaces*/
if (!(strncmp(ent->d_name, "nvme", 4) == 0) ||
(strrchr(ent->d_name, 'n') != &ent->d_name[0]))
continue;
sprintf(buf, "%s/%s", dev_path, ent->d_name);
snprintf(buf, PATH_MAX, "%s/%s", dev_path, ent->d_name);
rp = realpath(buf, NULL);
break;
}