iwlwifi: mvm: add read debugfs for he_sniffer_params (8bf52e0a) · Commits · 戴 / test

drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c

+23 −2

Original line number	Diff line number	Diff line
		@@ -1789,6 +1789,7 @@ iwl_dbgfs_send_echo_cmd_write(struct iwl_mvm mvm, char buf,

		struct iwl_mvm_sniffer_apply {
		struct iwl_mvm *mvm;
		u8 *bssid;
		u16 aid;
		};

		@@ -1798,6 +1799,8 @@ static bool iwl_mvm_sniffer_apply(struct iwl_notif_wait_data *notif_data,
		struct iwl_mvm_sniffer_apply *apply = data;

		apply->mvm->cur_aid = cpu_to_le16(apply->aid);
		memcpy(apply->mvm->cur_bssid, apply->bssid,
		sizeof(apply->mvm->cur_bssid));

		return true;
		}
		@@ -1830,6 +1833,7 @@ iwl_dbgfs_he_sniffer_params_write(struct iwl_mvm mvm, char buf,
		he_mon_cmd.aid = cpu_to_le16(aid);

		apply.aid = aid;
		apply.bssid = (void *)he_mon_cmd.bssid;

		mutex_lock(&mvm->mutex);

		@@ -1858,6 +1862,23 @@ iwl_dbgfs_he_sniffer_params_write(struct iwl_mvm mvm, char buf,
		return ret ?: count;
		}

		static ssize_t
		iwl_dbgfs_he_sniffer_params_read(struct file file, char __user user_buf,
		size_t count, loff_t *ppos)
		{
		struct iwl_mvm *mvm = file->private_data;
		u8 buf[32];
		int len;

		len = scnprintf(buf, sizeof(buf),
		"%d %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx\n",
		le16_to_cpu(mvm->cur_aid), mvm->cur_bssid[0],
		mvm->cur_bssid[1], mvm->cur_bssid[2], mvm->cur_bssid[3],
		mvm->cur_bssid[4], mvm->cur_bssid[5]);

		return simple_read_from_buffer(user_buf, count, ppos, buf, len);
		}

		static ssize_t
		iwl_dbgfs_uapsd_noagg_bssids_read(struct file file, char __user user_buf,
		size_t count, loff_t *ppos)
		@@ -1928,7 +1949,7 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram, 8);
		MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile);
		#endif

		MVM_DEBUGFS_WRITE_FILE_OPS(he_sniffer_params, 32);
		MVM_DEBUGFS_READ_WRITE_FILE_OPS(he_sniffer_params, 32);

		static ssize_t iwl_dbgfs_mem_read(struct file file, char __user user_buf,
		size_t count, loff_t *ppos)
		@@ -2119,7 +2140,7 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm mvm, struct dentry dbgfs_dir)
		#ifdef CONFIG_ACPI
		MVM_DEBUGFS_ADD_FILE(sar_geo_profile, dbgfs_dir, 0400);
		#endif
		MVM_DEBUGFS_ADD_FILE(he_sniffer_params, mvm->debugfs_dir, 0200);
		MVM_DEBUGFS_ADD_FILE(he_sniffer_params, mvm->debugfs_dir, 0600);

		if (!debugfs_create_bool("enable_scan_iteration_notif",
		0600,

drivers/net/wireless/intel/iwlwifi/mvm/mvm.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -1176,6 +1176,7 @@ struct iwl_mvm {

		/* sniffer data to include in radiotap */
		__le16 cur_aid;
		u8 cur_bssid[ETH_ALEN];

		#ifdef CONFIG_ACPI
		struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];

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