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/linux/Documentation/devicetree/bindings/net/wireless/
H A Dqcom,ath12k-wsi.yaml5 $id: http://devicetree.org/schemas/net/wireless/qcom,ath12k-wsi.yaml#
8 title: Qualcomm Technologies ath12k wireless devices (PCIe) with WSI interface
14 Qualcomm Technologies IEEE 802.11be PCIe devices with WSI interface.
16 The ath12k devices (QCN9274) feature WSI support. WSI stands for
19 This WSI connection is essential to exchange control information
22 The WSI interface includes TX and RX ports, which are used to connect
23 multiple WSI-supported devices together, forming a WSI group.
25 Diagram to represent one WSI connection (one WSI group) among
31 +----->| wsi |------->| wsi |------->| wsi |-----+
36 Diagram to represent two WSI connections (two separate WSI groups)
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/linux/drivers/net/wireless/ath/ath12k/
H A Dcore.c1903 control = of_property_read_bool(ag->wsi_node[i], "qcom,wsi-controller"); in ath12k_core_get_wsi_index()
1912 ath12k_dbg(ab, ATH12K_DBG_BOOT, "wsi controller is not defined in dt"); in ath12k_core_get_wsi_index()
1917 ath12k_dbg(ab, ATH12K_DBG_BOOT, "unable to get WSI node index"); in ath12k_core_get_wsi_index()
1929 struct ath12k_wsi_info *wsi = &ab->wsi_info; in ath12k_core_hw_group_assign() local
1960 "unable to get wsi info from dt, grouping single device"); in ath12k_core_hw_group_assign()
1964 wsi->index = 0; in ath12k_core_hw_group_assign()
1987 wsi->index = 0; in ath12k_core_hw_group_assign()
2001 ath12k_dbg(ab, ATH12K_DBG_BOOT, "wsi group-id %d num-devices %d index %d", in ath12k_core_hw_group_assign()
2002 ag->id, ag->num_devices, wsi->index); in ath12k_core_hw_group_assign()