Re: [PATCH v2 4/4] wifi: ath11k: add AP power save support

[kernel test robot <lkp@intel.com>]

Hi Maharaja,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on wireless-next/main]
[also build test WARNING on kvalo-ath/ath-next next-20230320]
[cannot apply to wireless/main linus/master v6.3-rc3]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Maharaja-Kennadyrajan/wifi-nl80211-rename-NL80211_CMD_SET_BEACON-to-NL80211_CMD_UDPATE_AP/20230321-005501
base:   https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git main
patch link:    https://lore.kernel.org/r/20230320164334.3325886-5-quic_mkenna%40quicinc.com
patch subject: [PATCH v2 4/4] wifi: ath11k: add AP power save support
config: i386-buildonly-randconfig-r006-20230320 (https://download.01.org/0day-ci/archive/20230321/202303210807.4SdWf5Ix-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/289c49facf48da5a221a3c8072f97c4641eca9f0
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Maharaja-Kennadyrajan/wifi-nl80211-rename-NL80211_CMD_SET_BEACON-to-NL80211_CMD_UDPATE_AP/20230321-005501
        git checkout 289c49facf48da5a221a3c8072f97c4641eca9f0
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/wireless/ath/ath11k/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303210807.4SdWf5Ix-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/net/wireless/ath/ath11k/mac.c:3218:6: warning: no previous prototype for function 'ath11k_mac_ap_ps_recalc' [-Wmissing-prototypes]
   void ath11k_mac_ap_ps_recalc(struct ath11k *ar)
        ^
   drivers/net/wireless/ath/ath11k/mac.c:3218:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void ath11k_mac_ap_ps_recalc(struct ath11k *ar)
   ^
   static 
   1 warning generated.


vim +/ath11k_mac_ap_ps_recalc +3218 drivers/net/wireless/ath/ath11k/mac.c

  3217	
> 3218	void ath11k_mac_ap_ps_recalc(struct ath11k *ar)
  3219	{
  3220		struct ath11k_vif *arvif;
  3221		enum ath11k_ap_ps_state state = ATH11K_AP_PS_STATE_OFF;
  3222		int ret;
  3223		bool allow_ap_ps = true;
  3224	
  3225		lockdep_assert_held(&ar->conf_mutex);
  3226	
  3227		list_for_each_entry(arvif, &ar->arvifs, list) {
  3228			if (arvif->vdev_type == WMI_VDEV_TYPE_STA ||
  3229			    !arvif->vif_ap_ps_enabled) {
  3230				allow_ap_ps = false;
  3231				break;
  3232			}
  3233		}
  3234	
  3235		if (!allow_ap_ps)
  3236			ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "ap ps is not allowed\n");
  3237	
  3238		if (allow_ap_ps && !ar->num_stations && ar->ap_ps_enabled)
  3239			state = ATH11K_AP_PS_STATE_ON;
  3240	
  3241		if (ar->ap_ps_state == state)
  3242			return;
  3243	
  3244		ret = ath11k_wmi_pdev_ap_ps_cmd_send(ar, ar->pdev->pdev_id, state);
  3245		if (ret) {
  3246			ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
  3247				   "failed to send ap ps command pdev_id %u state %u\n",
  3248				   ar->pdev->pdev_id, state);
  3249			return;
  3250		}
  3251	
  3252		ar->ap_ps_state = state;
  3253	}
  3254	

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https://github.com/intel/lkp-tests