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qcacld-3.0: Add new cfg80211 command to get T2LM info

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Add new cfg80211 command to get TID to link map info.
Below command can be used to get the T2LM info:
"DRIVER GET_ML_TID_MAPPING_STATUS"

Change-Id: I2a06cd615f89dec240a48a25d820c28f9dfdd7d1
CRs-Fixed: 3431486
This commit is contained in:
Deeksha Gupta
2023-02-27 22:24:06 +05:30
committed by Madan Koyyalamudi
parent 0fb27e2a87
commit 1c117ec2b2
1 changed files with 170 additions and 0 deletions
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170
core/hdd/src/wlan_hdd_cfg80211.c
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@@ -26407,6 +26407,173 @@ wlan_hdd_cfg80211_del_intf_link(struct wiphy *wiphy, struct wireless_dev *wdev,
}
#endif
#if defined(WLAN_FEATURE_11BE_MLO) && defined(WLAN_TID_LINK_MAP_SUPPORT)
#define MAX_T2LM_INFO 2
static void wlan_hdd_print_t2lm_info(struct cfg80211_mlo_tid_map *map)
{
int i;
hdd_debug("T2LM info send to userspace");
hdd_debug("default mapping: %d", map->default_map);
for (i = 0; i < T2LM_MAX_NUM_TIDS; i++)
hdd_debug("TID[%d]: Downlink: %d Uplink: %d",
i, map->t2lmap[i].downlink, map->t2lmap[i].uplink);
}
static void wlan_hdd_fill_bidir_t2lm(struct wlan_t2lm_info *t2lm,
struct tid_link_map *t2lmap)
{
uint8_t tid;
for (tid = 0; tid < T2LM_MAX_NUM_TIDS; tid++) {
t2lmap[tid].downlink = t2lm->ieee_link_map_tid[tid];
t2lmap[tid].uplink = t2lm->ieee_link_map_tid[tid];
}
}
static void wlan_hdd_fill_dldir_t2lm(struct wlan_t2lm_info *t2lm,
struct tid_link_map *t2lmap)
{
uint8_t tid;
for (tid = 0; tid < T2LM_MAX_NUM_TIDS; tid++)
t2lmap[tid].downlink = t2lm->ieee_link_map_tid[tid];
}
static void wlan_hdd_fill_uldir_t2lm(struct wlan_t2lm_info *t2lm,
struct tid_link_map *t2lmap)
{
uint8_t tid;
for (tid = 0; tid < T2LM_MAX_NUM_TIDS; tid++)
t2lmap[tid].uplink = t2lm->ieee_link_map_tid[tid];
}
static void wlan_hdd_fill_map(struct wlan_t2lm_info *t2lm,
struct cfg80211_mlo_tid_map *map, bool *found)
{
if (t2lm->direction == WLAN_T2LM_INVALID_DIRECTION)
return;
map->default_map = t2lm->default_link_mapping;
switch (t2lm->direction) {
case WLAN_T2LM_BIDI_DIRECTION:
wlan_hdd_fill_bidir_t2lm(t2lm, map->t2lmap);
*found = true;
break;
case WLAN_T2LM_DL_DIRECTION:
wlan_hdd_fill_dldir_t2lm(t2lm, map->t2lmap);
*found = true;
break;
case WLAN_T2LM_UL_DIRECTION:
wlan_hdd_fill_uldir_t2lm(t2lm, map->t2lmap);
*found = true;
break;
default:
return;
}
}
static int wlan_hdd_fill_t2lm_response(struct wlan_t2lm_info *t2lm,
struct cfg80211_mlo_tid_map *map)
{
uint8_t i;
bool found = false;
for (i = 0; i < MAX_T2LM_INFO; i++)
wlan_hdd_fill_map(&t2lm[i], map, &found);
if (!found) {
hdd_err("T2LM info not found");
return -EINVAL;
}
wlan_hdd_print_t2lm_info(map);
return 0;
}
static int
__wlan_hdd_cfg80211_get_t2lm_mapping_status(struct wiphy *wiphy,
struct net_device *net_dev,
struct cfg80211_mlo_tid_map *map)
{
struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(net_dev);
struct wlan_objmgr_vdev *vdev;
struct wlan_t2lm_info *t2lm = NULL;
int ret, i;
hdd_enter();
if (hdd_validate_adapter(adapter))
return -EINVAL;
vdev = hdd_objmgr_get_vdev_by_user(adapter, WLAN_OSIF_ID);
if (!vdev) {
hdd_err("Vdev is null return");
return -EINVAL;
}
if (!wlan_cm_is_vdev_connected(vdev)) {
hdd_err("Not associated!, vdev %d", wlan_vdev_get_id(vdev));
ret = -EAGAIN;
goto vdev_release;
}
if (!wlan_vdev_mlme_is_mlo_vdev(vdev)) {
hdd_err("failed due to non-ML connection");
ret = -EINVAL;
goto vdev_release;
}
t2lm = qdf_mem_malloc(sizeof(*t2lm) * MAX_T2LM_INFO);
if (!t2lm) {
hdd_err("mem alloc failed for t2lm");
ret = -ENOMEM;
goto vdev_release;
}
for (i = 0; i < MAX_T2LM_INFO; i++)
t2lm[i].direction = WLAN_T2LM_INVALID_DIRECTION;
ret = wlan_get_t2lm_mapping_status(vdev, t2lm);
if (ret != 0)
goto t2lm_free;
ret = wlan_hdd_fill_t2lm_response(t2lm, map);
t2lm_free:
qdf_mem_free(t2lm);
vdev_release:
hdd_objmgr_put_vdev_by_user(vdev, WLAN_OSIF_ID);
hdd_exit();
return ret;
}
static int
wlan_hdd_cfg80211_get_t2lm_mapping_status(struct wiphy *wiphy,
struct net_device *net_dev,
struct cfg80211_mlo_tid_map *map)
{
int errno;
struct osif_vdev_sync *vdev_sync;
errno = osif_vdev_sync_op_start(net_dev, &vdev_sync);
if (errno)
return errno;
errno = __wlan_hdd_cfg80211_get_t2lm_mapping_status(wiphy, net_dev, map);
osif_vdev_sync_op_stop(vdev_sync);
return errno;
}
#endif
static struct cfg80211_ops wlan_hdd_cfg80211_ops = {
.add_virtual_intf = wlan_hdd_add_virtual_intf,
.del_virtual_intf = wlan_hdd_del_virtual_intf,
@@ -26508,4 +26675,7 @@ static struct cfg80211_ops wlan_hdd_cfg80211_ops = {
.add_intf_link = wlan_hdd_cfg80211_add_intf_link,
.del_intf_link = wlan_hdd_cfg80211_del_intf_link,
#endif
#if defined(WLAN_FEATURE_11BE_MLO) && defined(WLAN_TID_LINK_MAP_SUPPORT)
.get_link_tid_map_status = wlan_hdd_cfg80211_get_t2lm_mapping_status,
#endif
};