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qcacmn: Add API to get pdev object from hw_link_id

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Add API to lookup pdev object based on hw_link_id and return this with
reference held. Caller is responsible for releasing the ref

Change-Id: I6e3e371462c0d2a4b590b4a5de5c098a72577827
CRs-Fixed: 3026072
This commit is contained in:
Kiran Venkatappa
2021-08-30 20:15:21 +05:30
committed by Madan Koyyalamudi
parent 878eeb8f5d
commit 03a407cea5
2 changed files with 118 additions and 0 deletions
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52
umac/mlo_mgr/inc/wlan_mlo_mgr_cmn.h
View File

@@ -218,4 +218,56 @@ void mlo_mlme_peer_assoc_resp(struct wlan_objmgr_peer *peer);
uint8_t mlo_get_link_vdev_ix(struct wlan_mlo_dev_context *mldev,
struct wlan_objmgr_vdev *vdev);
#define INVALID_HW_LINK_ID 0xFFFF
#ifdef WLAN_MLO_MULTI_CHIP
/**
* wlan_mlo_get_pdev_hw_link_id() - Get hw_link_id of pdev
* @pdev: pdev object
*
* Return: hw_link_id of the pdev.
*/
uint16_t wlan_mlo_get_pdev_hw_link_id(struct wlan_objmgr_pdev *pdev);
/**
* struct hw_link_id_iterator: Argument passed in psoc/pdev iterator to
* find pdev from hw_link_id
* @hw_link_id: HW link id of pdev to find
* @dbgid: Module ref id used in iterator
* @pdev: Pointer to pdev. This will be set inside itertor callback
* if hw_link_id match is found.
*/
struct hw_link_id_iterator {
uint16_t hw_link_id;
wlan_objmgr_ref_dbgid dbgid;
struct wlan_objmgr_pdev *pdev;
};
/**
* wlan_objmgr_get_pdev_by_hw_link_id() - Get pdev object from hw_link_id
* @hw_link_id: HW link id of the pdev
* @refdbgid: dbgid of module used for taking reference to pdev object
*
* Return: Pointer to pdev object if hw_link_id is valid. Else, NULL
* Reference will be held with refdgid if return is non-NULL.
* Caller should free this reference.
*/
struct wlan_objmgr_pdev *
wlan_mlo_get_pdev_by_hw_link_id(uint16_t hw_link_id,
wlan_objmgr_ref_dbgid refdbgid);
#else
static inline struct wlan_objmgr_pdev *
wlan_mlo_get_pdev_by_hw_link_id(uint16_t hw_link_id,
wlan_objmgr_ref_dbgid refdbgid)
{
return NULL;
}
static inline
uint16_t wlan_mlo_get_pdev_hw_link_id(struct wlan_objmgr_pdev *pdev)
{
return INVALID_HW_LINK_ID;
}
#endif/*WLAN_MLO_MULTI_CHIP*/
#endif

66
umac/mlo_mgr/src/wlan_mlo_mgr_cmn.c
View File

@@ -19,6 +19,9 @@
*/
#include "wlan_mlo_mgr_cmn.h"
#include "wlan_mlo_mgr_main.h"
#ifdef WLAN_MLO_MULTI_CHIP
#include "wlan_lmac_if_def.h"
#endif
void mlo_get_link_information(struct qdf_mac_addr *mld_addr,
struct mlo_link_info *info)
@@ -208,3 +211,66 @@ uint8_t mlo_get_link_vdev_ix(struct wlan_mlo_dev_context *ml_dev,
return (uint8_t)-1;
}
#ifdef WLAN_MLO_MULTI_CHIP
uint16_t wlan_mlo_get_pdev_hw_link_id(struct wlan_objmgr_pdev *pdev)
{
struct wlan_objmgr_psoc *psoc;
struct wlan_lmac_if_tx_ops *tx_ops;
uint16_t hw_link_id = INVALID_HW_LINK_ID;
psoc = wlan_pdev_get_psoc(pdev);
if (psoc) {
tx_ops = wlan_psoc_get_lmac_if_txops(psoc);
if (tx_ops && tx_ops->mops.get_hw_link_id)
hw_link_id = tx_ops->mops.get_hw_link_id(pdev);
}
return hw_link_id;
}
static void wlan_pdev_hw_link_iterator(struct wlan_objmgr_psoc *psoc,
void *obj, void *arg)
{
struct hw_link_id_iterator *itr = (struct hw_link_id_iterator *)arg;
struct wlan_objmgr_pdev *pdev = (struct wlan_objmgr_pdev *)obj;
uint16_t hw_link_id;
if (itr->pdev)
return;
hw_link_id = wlan_mlo_get_pdev_hw_link_id(pdev);
if (hw_link_id == itr->hw_link_id) {
if (wlan_objmgr_pdev_try_get_ref(pdev, itr->dbgid) ==
QDF_STATUS_SUCCESS)
itr->pdev = pdev;
}
}
static void wlan_mlo_find_hw_link_id(struct wlan_objmgr_psoc *psoc,
void *arg,
uint8_t index)
{
struct hw_link_id_iterator *itr = (struct hw_link_id_iterator *)arg;
wlan_objmgr_iterate_obj_list(psoc, WLAN_PDEV_OP,
wlan_pdev_hw_link_iterator,
arg, false, itr->dbgid);
}
struct wlan_objmgr_pdev *
wlan_mlo_get_pdev_by_hw_link_id(uint16_t hw_link_id,
wlan_objmgr_ref_dbgid refdbgid)
{
struct hw_link_id_iterator itr;
itr.hw_link_id = hw_link_id;
itr.pdev = NULL;
itr.dbgid = refdbgid;
wlan_objmgr_iterate_psoc_list(wlan_mlo_find_hw_link_id,
&itr, refdbgid);
return itr.pdev;
}
#endif /*WLAN_MLO_MULTI_CHIP*/