diff options
| author | Mordechay Goodstein <mordechay.goodstein@intel.com> | 2020-04-17 13:21:37 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2020-04-24 16:38:09 +0300 |
| commit | 250380c9b8e5a1d893a8012a33667343dc75e17e (patch) | |
| tree | 77f841f621c89c110b4127b0c2f5ef2a34d8c86d /drivers/net/wireless/intel/iwlwifi/mvm/d3.c | |
| parent | 7a99c877ae8e2f1b4bd9811addd337900d24b3ae (diff) | |
iwlwifi: support version 9 of WOWLAN_GET_STATUS notification
Add support for the new WOWLAN_GET_STATUS notification that contains a
new element that informs the driver of TIDs whose BA sessions were
closed during suspend.
Note that the new functionality of handling these closed sessions is not
implemented in this patch it. It only aligns to the new API version.
Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200417131727.b02153b94c1d.Ieb6291586d60f372d5a505604b18227ef97e7202@changeid
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/d3.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 122ca7624073..222775714859 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -1517,12 +1517,14 @@ out: struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm) { - struct iwl_wowlan_status *v7, *status; + struct iwl_wowlan_status_v7 *v7; + struct iwl_wowlan_status *status; struct iwl_host_cmd cmd = { .id = WOWLAN_GET_STATUSES, .flags = CMD_WANT_SKB, }; - int ret, len, status_size; + int ret, len, status_size, data_size; + u8 notif_ver; lockdep_assert_held(&mvm->mutex); @@ -1532,13 +1534,12 @@ struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm) return ERR_PTR(ret); } + len = iwl_rx_packet_payload_len(cmd.resp_pkt); if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_WOWLAN_KEY_MATERIAL)) { struct iwl_wowlan_status_v6 *v6 = (void *)cmd.resp_pkt->data; - int data_size; status_size = sizeof(*v6); - len = iwl_rx_packet_payload_len(cmd.resp_pkt); if (len < status_size) { IWL_ERR(mvm, "Invalid WoWLAN status response!\n"); @@ -1593,23 +1594,33 @@ struct iwl_wowlan_status *iwl_mvm_send_wowlan_get_status(struct iwl_mvm *mvm) } v7 = (void *)cmd.resp_pkt->data; - status_size = sizeof(*v7); - len = iwl_rx_packet_payload_len(cmd.resp_pkt); + notif_ver = iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP, + WOWLAN_GET_STATUSES, 0); + + status_size = sizeof(*status); + + if (notif_ver == IWL_FW_CMD_VER_UNKNOWN || notif_ver < 9) + status_size = sizeof(*v7); if (len < status_size) { IWL_ERR(mvm, "Invalid WoWLAN status response!\n"); status = ERR_PTR(-EIO); goto out_free_resp; } + data_size = ALIGN(le32_to_cpu(v7->wake_packet_bufsize), 4); - if (len != (status_size + - ALIGN(le32_to_cpu(v7->wake_packet_bufsize), 4))) { + if (len != (status_size + data_size)) { IWL_ERR(mvm, "Invalid WoWLAN status response!\n"); status = ERR_PTR(-EIO); goto out_free_resp; } - status = kmemdup(v7, len, GFP_KERNEL); + status = kzalloc(sizeof(*status) + data_size, GFP_KERNEL); + if (!status) + goto out_free_resp; + + memcpy(status, v7, status_size); + memcpy(status->wake_packet, (u8 *)v7 + status_size, data_size); out_free_resp: iwl_free_resp(&cmd); |