qcacld-3.0: Add a sysfs replacement for wowlAddPtrn

As part of WEXT replacement, replace wowlAddPtrn with a sysfs file.

file path: /sys/class/net/wlanxx/wowl_add_ptrn
	where wlanxx is adapter name

example: echo 08:01:FFFFFFFFFFFF0000:FC > wowl_add_ptrn

Change-Id: I46d00fd8a15851cf2838f3b07a0ec2d1050d1087
CRs-Fixed: 2680490

Kbuild

@@ -282,6 +282,9 @@ endif
 ifeq ($(CONFIG_WLAN_WOW_ITO), y)
 HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_sysfs_wow_ito.o
 endif
+ifeq ($(CONFIG_WLAN_WOWL_ADD_PTRN), y)
+HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_sysfs_wowl_add_ptrn.o
+endif
 endif
 
 ifeq ($(CONFIG_QCACLD_FEATURE_FW_STATE), y)
@@ -2512,6 +2515,7 @@ cppflags-$(CONFIG_WLAN_SET_FW_MODE_CFG) += -DCONFIG_WLAN_SET_FW_MODE_CFG
 cppflags-$(CONFIG_WLAN_REASSOC) += -DCONFIG_WLAN_REASSOC
 cppflags-$(CONFIG_WLAN_SCAN_DISABLE) += -DCONFIG_WLAN_SCAN_DISABLE
 cppflags-$(CONFIG_WLAN_WOW_ITO) += -DCONFIG_WLAN_WOW_ITO
+cppflags-$(CONFIG_WLAN_WOWL_ADD_PTRN) += -DCONFIG_WLAN_WOWL_ADD_PTRN
 cppflags-$(CONFIG_FEATURE_UNIT_TEST_SUSPEND) += -DWLAN_SUSPEND_RESUME_TEST
 cppflags-$(CONFIG_FEATURE_WLM_STATS) += -DFEATURE_WLM_STATS
 

configs/default_defconfig

@@ -180,6 +180,7 @@ ifeq ($(CONFIG_WLAN_SYSFS), y)
 	CONFIG_WLAN_SYSFS_CONNECT_INFO := y
 	CONFIG_WLAN_SCAN_DISABLE := y
 	CONFIG_WLAN_WOW_ITO := y
+	CONFIG_WLAN_WOWL_ADD_PTRN := y
 endif
 
 CONFIG_WLAN_POWER_DEBUG := y

core/hdd/src/wlan_hdd_sysfs.c

@@ -46,6 +46,7 @@
 #include "wlan_hdd_sysfs_connect_info.h"
 #include <wlan_hdd_sysfs_scan_disable.h>
 #include <wlan_hdd_sysfs_wow_ito.h>
+#include <wlan_hdd_sysfs_wowl_add_ptrn.h>
 
 #define MAX_PSOC_ID_SIZE 10
 
@@ -623,11 +624,13 @@ hdd_sysfs_create_sta_adapter_root_obj(struct hdd_adapter *adapter)
 	hdd_sysfs_resume_create(adapter);
 	hdd_sysfs_unit_test_target_create(adapter);
 	hdd_sysfs_connect_info_interface_create(adapter);
+	hdd_sysfs_wowl_add_ptrn_create(adapter);
 }
 
 static void
 hdd_sysfs_destroy_sta_adapter_root_obj(struct hdd_adapter *adapter)
 {
+	hdd_sysfs_wowl_add_ptrn_destroy(adapter);
 	hdd_sysfs_connect_info_interface_destroy(adapter);
 	hdd_sysfs_unit_test_target_destroy(adapter);
 	hdd_sysfs_resume_destroy(adapter);

core/hdd/src/wlan_hdd_sysfs_wowl_add_ptrn.c

@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2011-2020 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for
+ * any purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: wlan_hdd_sysfs_wowl_add_ptrn.c
+ *
+ * implementation for creating sysfs file wowl_add_ptrn
+ */
+
+#include <wlan_hdd_includes.h>
+#include <wlan_hdd_sysfs.h>
+#include "osif_vdev_sync.h"
+#include "wlan_hdd_wowl.h"
+#include <wlan_hdd_sysfs_wowl_add_ptrn.h>
+
+static ssize_t
+__hdd_sysfs_wowl_add_ptrn_store(struct net_device *net_dev,
+				char const *buf,
+				size_t count)
+{
+	struct hdd_adapter *adapter = netdev_priv(net_dev);
+	struct hdd_context *hdd_ctx;
+	char buf_local[MAX_SYSFS_USER_COMMAND_SIZE_LENGTH + 1];
+	int ret;
+
+	if (hdd_validate_adapter(adapter)) {
+		hdd_err_rl("adapter validate fail");
+		return -EINVAL;
+	}
+
+	hdd_ctx = WLAN_HDD_GET_CTX(adapter);
+	ret = wlan_hdd_validate_context(hdd_ctx);
+	if (ret)
+		return ret;
+
+	if (!wlan_hdd_validate_modules_state(hdd_ctx))
+		return -EINVAL;
+
+	ret = hdd_sysfs_validate_and_copy_buf(buf_local, sizeof(buf_local),
+					      buf, count);
+	if (ret) {
+		hdd_err_rl("invalid input");
+		return ret;
+	}
+
+	hdd_debug("wowl_add_ptrn: count %zu buf_local:(%s)",
+		  count, buf_local);
+
+	if (!hdd_add_wowl_ptrn(adapter, buf_local)) {
+		hdd_err_rl("Failed to add wowl ptrn");
+		return -EINVAL;
+	}
+
+	return count;
+}
+
+static ssize_t
+hdd_sysfs_wowl_add_ptrn_store(struct device *dev,
+			      struct device_attribute *attr,
+			      char const *buf, size_t count)
+{
+	struct net_device *net_dev = container_of(dev, struct net_device, dev);
+	struct osif_vdev_sync *vdev_sync;
+	ssize_t err_size;
+
+	err_size = osif_vdev_sync_op_start(net_dev, &vdev_sync);
+	if (err_size)
+		return err_size;
+
+	err_size = __hdd_sysfs_wowl_add_ptrn_store(net_dev, buf, count);
+
+	osif_vdev_sync_op_stop(vdev_sync);
+
+	return err_size;
+}
+
+static DEVICE_ATTR(wowl_add_ptrn, 0220,
+		   NULL, hdd_sysfs_wowl_add_ptrn_store);
+
+int hdd_sysfs_wowl_add_ptrn_create(struct hdd_adapter *adapter)
+{
+	int error;
+
+	error = device_create_file(&adapter->dev->dev,
+				   &dev_attr_wowl_add_ptrn);
+	if (error)
+		hdd_err("could not create wowl_add_ptrn sysfs file");
+
+	return error;
+}
+
+void hdd_sysfs_wowl_add_ptrn_destroy(struct hdd_adapter *adapter)
+{
+	device_remove_file(&adapter->dev->dev, &dev_attr_wowl_add_ptrn);
+}

core/hdd/src/wlan_hdd_sysfs_wowl_add_ptrn.h

@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2011-2020 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for
+ * any purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: wlan_hdd_sysfs_wowl_add_ptrn.h
+ *
+ * implementation for creating sysfs file wowl_add_ptrn
+ */
+
+#ifndef _WLAN_HDD_SYSFS_WOWL_ADD_PTRN_H
+#define _WLAN_HDD_SYSFS_WOWL_ADD_PTRN_H
+
+#if defined(WLAN_SYSFS) && defined(CONFIG_WLAN_WOWL_ADD_PTRN)
+/**
+ * hdd_sysfs_wowl_add_ptrn_create() - API to create wowl_add_ptrn
+ * @adapter: pointer to adapter
+ *
+ * this file is created per adapter.
+ * file path: /sys/class/net/wlanxx/wowl_add_ptrn
+ *	where wlanxx is adapter name
+ *
+ * usage:
+ *      echo 08:01:FFFFFFFFFFFF0000:FC > wowl_add_ptrn
+ *
+ * Return: 0 on success and errno on failure
+ */
+int hdd_sysfs_wowl_add_ptrn_create(struct hdd_adapter *adapter);
+
+/**
+ * hdd_sysfs_wowl_add_ptrn_destroy() -
+ *   API to destroy wowl_add_ptrn
+ * @adapter: pointer to adapter
+ *
+ * Return: none
+ */
+void hdd_sysfs_wowl_add_ptrn_destroy(struct hdd_adapter *adapter);
+#else
+static inline int
+hdd_sysfs_wowl_add_ptrn_create(struct hdd_adapter *adapter)
+{
+	return 0;
+}
+
+static inline void
+hdd_sysfs_wowl_add_ptrn_destroy(struct hdd_adapter *adapter)
+{
+}
+#endif
+#endif /* #ifndef _WLAN_HDD_SYSFS_WOWL_ADD_PTRN_H */