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qcacmn: Disable LRO capability during concurrency

Browse source 
LRO rx jumbo packets cannot be forwarded to other vdev and kernel drops
them with warning message:
"skbuff: wlan0: received packets cannot be forwarded while LRO is enabled"
So disable LRO capability during concurrency.

Change-Id: Ib35e1ee5f9c18a846e21ce1eb293e12e17761fa8
CRs-Fixed: 1092193
This commit is contained in:
Manjunathappa Prakash 2017-04-05 15:59:49 -07:00 • committed by snandini
commit fb82833f38
4 changed files with 65 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

23
inc/wlan_policy_mgr_api.h
View file

@ -812,6 +812,15 @@ struct policy_mgr_cdp_cbacks {
uint8_t vdev_id, uint8_t mac_id);
};
/**
* struct policy_mgr_dp_cbacks - CDP Callbacks to be invoked
* from policy manager
* @hdd_disable_lro_in_concurrency: Callback to disable LRO
*/
struct policy_mgr_dp_cbacks {
void (*hdd_disable_lro_in_concurrency)(bool);
};
/**
* struct policy_mgr_wma_cbacks - WMA Callbacks to be invoked
* from policy manager
@ -1476,6 +1485,20 @@ QDF_STATUS policy_mgr_register_tdls_cb(struct wlan_objmgr_psoc *psoc,
QDF_STATUS policy_mgr_register_cdp_cb(struct wlan_objmgr_psoc *psoc,
struct policy_mgr_cdp_cbacks *cdp_cbacks);
/**
* policy_mgr_register_dp_cb() - register CDP callbacks
* @psoc: PSOC object information
* @cdp_cbacks: function pointers from CDP
*
* API, allows CDP to register callbacks to be invoked by
* policy mgr
*
* Return: SUCCESS,
* Failure (if registration fails)
*/
QDF_STATUS policy_mgr_register_dp_cb(struct wlan_objmgr_psoc *psoc,
struct policy_mgr_dp_cbacks *dp_cbacks);
/**
* policy_mgr_register_wma_cb() - register WMA callbacks
* @psoc: PSOC object information

24
src/wlan_policy_mgr_get_set_utils.c
View file

@ -1154,6 +1154,20 @@ void policy_mgr_incr_active_session(struct wlan_objmgr_psoc *psoc,
if (pm_ctx->tdls_cbacks.tdls_notify_increment_session)
pm_ctx->tdls_cbacks.tdls_notify_increment_session(psoc);
/*
* Disable LRO if P2P or IBSS or SAP connection has come up or
* there are more than one STA connections
*/
if ((policy_mgr_mode_specific_connection_count(psoc, PM_STA_MODE, NULL) > 1) ||
(policy_mgr_mode_specific_connection_count(psoc, PM_SAP_MODE, NULL) > 0) ||
(policy_mgr_mode_specific_connection_count(psoc, PM_P2P_CLIENT_MODE, NULL) >
0) ||
(policy_mgr_mode_specific_connection_count(psoc, PM_P2P_GO_MODE, NULL) > 0) ||
(policy_mgr_mode_specific_connection_count(psoc, PM_IBSS_MODE, NULL) > 0)) {
if (pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency != NULL)
pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency(true);
};
policy_mgr_dump_current_concurrency(psoc);
qdf_mutex_release(&pm_ctx->qdf_conc_list_lock);
@ -1203,6 +1217,16 @@ QDF_STATUS policy_mgr_decr_active_session(struct wlan_objmgr_psoc *psoc,
/* Notify tdls */
if (pm_ctx->tdls_cbacks.tdls_notify_decrement_session)
pm_ctx->tdls_cbacks.tdls_notify_decrement_session(psoc);
/* Enable LRO if there no concurrency */
if ((policy_mgr_mode_specific_connection_count(psoc, PM_STA_MODE, NULL) == 1) &&
(policy_mgr_mode_specific_connection_count(psoc, PM_SAP_MODE, NULL) == 0) &&
(policy_mgr_mode_specific_connection_count(psoc, PM_P2P_CLIENT_MODE, NULL) ==
0) &&
(policy_mgr_mode_specific_connection_count(psoc, PM_P2P_GO_MODE, NULL) == 0) &&
(policy_mgr_mode_specific_connection_count(psoc, PM_IBSS_MODE, NULL) == 0)) {
if (pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency != NULL)
pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency(false);
};
policy_mgr_dump_current_concurrency(psoc);

1
src/wlan_policy_mgr_i.h
View file

@ -251,6 +251,7 @@ struct policy_mgr_psoc_priv_obj {
struct policy_mgr_wma_cbacks wma_cbacks;
struct policy_mgr_tdls_cbacks tdls_cbacks;
struct policy_mgr_cdp_cbacks cdp_cbacks;
struct policy_mgr_dp_cbacks dp_cbacks;
bool enable_sap_mandatory_chan_list;
uint8_t sap_mandatory_channels[QDF_MAX_NUM_CHAN];
uint32_t sap_mandatory_channels_len;

17
src/wlan_policy_mgr_init_deinit.c
View file

@ -619,6 +619,23 @@ QDF_STATUS policy_mgr_register_cdp_cb(struct wlan_objmgr_psoc *psoc,
return QDF_STATUS_SUCCESS;
}
QDF_STATUS policy_mgr_register_dp_cb(struct wlan_objmgr_psoc *psoc,
struct policy_mgr_dp_cbacks *dp_cbacks)
{
struct policy_mgr_psoc_priv_obj *pm_ctx;
pm_ctx = policy_mgr_get_context(psoc);
if (!pm_ctx) {
policy_mgr_err("Invalid Context");
return QDF_STATUS_E_FAILURE;
}
pm_ctx->dp_cbacks.hdd_disable_lro_in_concurrency =
dp_cbacks->hdd_disable_lro_in_concurrency;
return QDF_STATUS_SUCCESS;
}
QDF_STATUS policy_mgr_register_tdls_cb(struct wlan_objmgr_psoc *psoc,
struct policy_mgr_tdls_cbacks *tdls_cbacks)
{