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qcacmn: Receive SCS parameters for building peer database

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This change will receive SCS procedure based parameters from
the control path and the peer will start building it's database
for traffic classification using SCS procedures.

Change-Id: I4fd7db595e0645285a95d0561eb46343238fa337
CRs-Fixed: 2970408
This commit is contained in:
Ramanathan Choodamani
2021-05-21 14:36:52 -07:00
committed by Madan Koyyalamudi
parent 7caa52178d
commit ed652bf38b
5 changed files with 309 additions and 0 deletions
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138
dp/wifi3.0/dp_main.c
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@@ -7518,6 +7518,140 @@ fail0:
}
#endif /* ATH_SUPPORT_NAC_RSSI || ATH_SUPPORT_NAC */
#ifdef WLAN_SUPPORT_SCS
/*
* dp_enable_scs_params - Enable/Disable SCS procedures
* @soc - Datapath soc handle
* @peer_mac - STA Mac address
* @vdev_id - ID of the vdev handle
* @active - Flag to set SCS active/inactive
* return type - QDF_STATUS - Success/Invalid
*/
static QDF_STATUS
dp_enable_scs_params(struct cdp_soc_t *soc_hdl, struct qdf_mac_addr
*peer_mac,
uint8_t vdev_id,
bool is_active)
{
struct dp_peer *peer;
QDF_STATUS status = QDF_STATUS_E_INVAL;
struct dp_soc *soc = (struct dp_soc *)soc_hdl;
peer = dp_peer_find_hash_find(soc, peer_mac->bytes, 0, vdev_id,
DP_MOD_ID_CDP);
if (!peer) {
dp_err("Peer is NULL!");
goto fail;
}
peer->scs_is_active = is_active;
status = QDF_STATUS_SUCCESS;
fail:
if (peer)
dp_peer_unref_delete(peer, DP_MOD_ID_CDP);
return status;
}
/*
* @brief dp_copy_scs_params - SCS Parameters sent by STA
* is copied from the cdp layer to the dp layer
* These parameters are then used by the peer
* for traffic classification.
*
* @param peer - peer struct
* @param scs_params - cdp layer params
* @idx - SCS_entry index obtained from the
* node database with a given SCSID
* @return void
*/
void
dp_copy_scs_params(struct dp_peer *peer,
struct cdp_scs_params *scs_params,
uint8_t idx)
{
uint8_t tidx = 0;
uint8_t tclas_elem;
peer->scs[idx].scsid = scs_params->scsid;
peer->scs[idx].access_priority =
scs_params->access_priority;
peer->scs[idx].tclas_elements =
scs_params->tclas_elements;
peer->scs[idx].tclas_process =
scs_params->tclas_process;
tclas_elem = peer->scs[idx].tclas_elements;
while (tidx < tclas_elem) {
qdf_mem_copy(&peer->scs[idx].tclas[tidx],
&scs_params->tclas[tidx],
sizeof(struct cdp_tclas_tuple));
tidx++;
}
}
/*
* @brief dp_record_scs_params() - Copying the SCS params to a
* peer based database.
*
* @soc - Datapath soc handle
* @peer_mac - STA Mac address
* @vdev_id - ID of the vdev handle
* @scs_params - Structure having SCS parameters obtained
* from handshake
* @idx - SCS_entry index obtained from the
* node database with a given SCSID
* @scs_sessions - Total # of SCS sessions active
*
* @details
* SCS parameters sent by the STA in
* the SCS Request to the AP. The AP makes a note of these
* parameters while sending the MSDUs to the STA, to
* send the downlink traffic with correct User priority.
*
* return type - QDF_STATUS - Success/Invalid
*/
static QDF_STATUS
dp_record_scs_params(struct cdp_soc_t *soc_hdl, struct qdf_mac_addr
*peer_mac,
uint8_t vdev_id,
struct cdp_scs_params *scs_params,
uint8_t idx,
uint8_t scs_sessions)
{
struct dp_peer *peer;
QDF_STATUS status = QDF_STATUS_E_INVAL;
struct dp_soc *soc = (struct dp_soc *)soc_hdl;
peer = dp_peer_find_hash_find(soc, peer_mac->bytes, 0, vdev_id,
DP_MOD_ID_CDP);
if (!peer) {
dp_err("Peer is NULL!");
goto fail;
}
if (idx >= IEEE80211_SCS_MAX_NO_OF_ELEM)
goto fail;
/* SCS procedure for the peer is activated
* as soon as we get this information from
* the control path, unless explicitly disabled.
*/
peer->scs_is_active = 1;
dp_copy_scs_params(peer, scs_params, idx);
status = QDF_STATUS_SUCCESS;
peer->no_of_scs_sessions = scs_sessions;
fail:
if (peer)
dp_peer_unref_delete(peer, DP_MOD_ID_CDP);
return status;
}
#endif
#ifdef WLAN_SUPPORT_MSCS
/*
* dp_record_mscs_params - MSCS parameters sent by the STA in
@@ -12266,6 +12400,10 @@ static struct cdp_ctrl_ops dp_ops_ctrl = {
#endif
#ifdef WLAN_SUPPORT_MSCS
.txrx_record_mscs_params = dp_record_mscs_params,
#endif
#ifdef WLAN_SUPPORT_SCS
.txrx_enable_scs_params = dp_enable_scs_params,
.txrx_record_scs_params = dp_record_scs_params,
#endif
.set_key = dp_set_michael_key,
.txrx_get_vdev_param = dp_get_vdev_param,