qcacld-3.0: add roam trigger bitmap sysfs functionality

Add support to configure roam_trigger_bitmap.

Change-Id: I1a7329910e5276469fa7cf0711d412cc8850d98b
CRs-Fixed: 3563225

Kbuild

@@ -471,6 +471,10 @@ ifeq ($(CONFIG_WLAN_SYSFS_WDS_MODE), y)
 HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_sysfs_wds_mode.o
 endif
 
+ifeq ($(CONFIG_WLAN_SYSFS_ROAM_TRIGGER_BITMAP), y)
+HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_sysfs_roam_trigger_bitmap.o
+endif
+
 endif # CONFIG_WLAN_SYSFS
 
 ifeq ($(CONFIG_QCACLD_FEATURE_FW_STATE), y)
@@ -3654,6 +3658,7 @@ ccflags-$(CONFIG_WLAN_SYSFS_LOG_BUFFER) += -DFEATURE_SYSFS_LOG_BUFFER
 ccflags-$(CONFIG_ENABLE_VALLOC_REPLACE_MALLOC) += -DENABLE_VALLOC_REPLACE_MALLOC
 ccflags-$(CONFIG_WLAN_SYSFS_DFSNOL) += -DCONFIG_WLAN_SYSFS_DFSNOL
 ccflags-$(CONFIG_WLAN_SYSFS_WDS_MODE) += -DFEATURE_SYSFS_WDS_MODE
+ccflags-$(CONFIG_WLAN_SYSFS_ROAM_TRIGGER_BITMAP) += -DFEATURE_SYSFS_ROAM_TRIGGER_BITMAP
 
 ifeq ($(CONFIG_LEAK_DETECTION), y)
 ccflags-y += \

components/mlme/dispatcher/inc/wlan_mlme_api.h

@@ -3331,6 +3331,16 @@ wlan_mlme_set_roam_reason_vsie_status(struct wlan_objmgr_psoc *psoc,
  */
 uint32_t wlan_mlme_get_roaming_triggers(struct wlan_objmgr_psoc *psoc);
 
+/**
+ * wlan_mlme_set_roaming_triggers() - Set the roaming triggers bitmap
+ * @psoc: Pointer to PSOC object
+ * @trigger_bitmap: Roaming triggers bitmap to set
+ *
+ * Return: void
+ */
+void wlan_mlme_set_roaming_triggers(struct wlan_objmgr_psoc *psoc,
+				    uint32_t trigger_bitmap);
+
 /**
  * wlan_mlme_get_roaming_offload() - Get roaming offload setting
  * @psoc: pointer to psoc object
@@ -3458,6 +3468,12 @@ uint32_t wlan_mlme_get_roaming_triggers(struct wlan_objmgr_psoc *psoc)
 	return 0xFFFF;
 }
 
+static inline
+void wlan_mlme_set_roaming_triggers(struct wlan_objmgr_psoc *psoc,
+				    uint32_t trigger_bitmap)
+{
+}
+
 static inline QDF_STATUS
 wlan_mlme_get_roaming_offload(struct wlan_objmgr_psoc *psoc,
 			      bool *val)

components/mlme/dispatcher/inc/wlan_mlme_ucfg_api.h

@@ -1162,6 +1162,21 @@ ucfg_mlme_get_roaming_triggers(struct wlan_objmgr_psoc *psoc)
 {
 	return wlan_mlme_get_roaming_triggers(psoc);
 }
+
+/**
+ * ucfg_mlme_set_roaming_triggers() - Set roaming triggers bitmap
+ * value
+ * @psoc: pointer to psoc object
+ * @trigger_bitmap: Roaming triggers bitmap to set
+ *
+ * Return: void
+ */
+static inline void
+ucfg_mlme_set_roaming_triggers(struct wlan_objmgr_psoc *psoc,
+			       uint32_t trigger_bitmap)
+{
+	wlan_mlme_set_roaming_triggers(psoc, trigger_bitmap);
+}
 #else
 static inline QDF_STATUS
 ucfg_mlme_get_roam_disable_config(struct wlan_objmgr_psoc *psoc,
@@ -1191,6 +1206,12 @@ ucfg_mlme_get_roaming_triggers(struct wlan_objmgr_psoc *psoc)
 {
 	return 0xffff;
 }
+
+static inline void
+ucfg_mlme_set_roaming_triggers(struct wlan_objmgr_psoc *psoc,
+			       uint32_t trigger_bitmap)
+{
+}
 #endif
 
 /**

components/mlme/dispatcher/src/wlan_mlme_api.c

@@ -5211,6 +5211,18 @@ uint32_t wlan_mlme_get_roaming_triggers(struct wlan_objmgr_psoc *psoc)
 	return mlme_obj->cfg.lfr.roam_trigger_bitmap;
 }
 
+void wlan_mlme_set_roaming_triggers(struct wlan_objmgr_psoc *psoc,
+				    uint32_t trigger_bitmap)
+{
+	struct wlan_mlme_psoc_ext_obj *mlme_obj;
+
+	mlme_obj = mlme_get_psoc_ext_obj(psoc);
+	if (!mlme_obj)
+		return;
+
+	mlme_obj->cfg.lfr.roam_trigger_bitmap = trigger_bitmap;
+}
+
 QDF_STATUS
 wlan_mlme_get_roaming_offload(struct wlan_objmgr_psoc *psoc,
 			      bool *val)

configs/config_to_feature.h

@@ -920,6 +920,10 @@
 #define FEATURE_SYSFS_WDS_MODE (1)
 #endif
 
+#ifdef CONFIG_WLAN_SYSFS_ROAM_TRIGGER_BITMAP
+#define FEATURE_SYSFS_ROAM_TRIGGER_BITMAP (1)
+#endif
+
 #ifdef CONFIG_RX_PERFORMANCE
 #define RX_PERFORMANCE (1)
 #endif

configs/default_defconfig

@@ -410,6 +410,7 @@ endif
 	CONFIG_WLAN_SYSFS_LOG_BUFFER := y
 	CONFIG_WLAN_SYSFS_DFSNOL := y
 	CONFIG_WLAN_SYSFS_WDS_MODE := y
+	CONFIG_WLAN_SYSFS_ROAM_TRIGGER_BITMAP := y
 endif
 CONFIG_WLAN_PDEV_VDEV_SEND_MULTI_PARAM := y
 CONFIG_WLAN_POWER_DEBUG := y

core/hdd/src/wlan_hdd_sysfs.c

@@ -93,6 +93,7 @@
 #include <wlan_hdd_sysfs_log_buffer.h>
 #include <wlan_hdd_sysfs_dfsnol.h>
 #include <wlan_hdd_sysfs_wds_mode.h>
+#include <wlan_hdd_sysfs_roam_trigger_bitmap.h>
 
 #define MAX_PSOC_ID_SIZE 10
 
@@ -959,12 +960,14 @@ void hdd_create_sysfs_files(struct hdd_context *hdd_ctx)
 		hdd_sysfs_runtime_pm_create(driver_kobject);
 		hdd_sysfs_log_buffer_create(driver_kobject);
 		hdd_sysfs_wds_mode_create(driver_kobject);
+		hdd_sysfs_roam_trigger_bitmap_create(driver_kobject);
 	}
 }
 
 void hdd_destroy_sysfs_files(void)
 {
 	if  (QDF_GLOBAL_MISSION_MODE == hdd_get_conparam()) {
+		hdd_sysfs_roam_trigger_bitmap_destroy(driver_kobject);
 		hdd_sysfs_wds_mode_destroy(driver_kobject);
 		hdd_sysfs_log_buffer_destroy(driver_kobject);
 		hdd_sysfs_runtime_pm_destroy(driver_kobject);

core/hdd/src/wlan_hdd_sysfs_roam_trigger_bitmap.c

@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. 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.
+ */
+
+#include <wlan_hdd_includes.h>
+#include "osif_psoc_sync.h"
+#include <wlan_hdd_sysfs.h>
+#include <wlan_hdd_sysfs_roam_trigger_bitmap.h>
+
+static ssize_t __hdd_sysfs_roam_trigger_bitmap_show(struct hdd_context *hdd_ctx,
+						    struct kobj_attribute *attr,
+						    char *buf)
+{
+	int ret = 0;
+
+	if (!hdd_ctx || !hdd_ctx->psoc) {
+		hdd_err_rl("invalid input");
+		return ret;
+	}
+
+	ret = scnprintf(buf, PAGE_SIZE, "0x%x",
+			ucfg_mlme_get_roaming_triggers(hdd_ctx->psoc));
+
+	return ret;
+}
+
+static ssize_t hdd_sysfs_roam_trigger_bitmap_show(struct kobject *kobj,
+						  struct kobj_attribute *attr,
+						  char *buf)
+{
+	struct osif_psoc_sync *psoc_sync;
+	struct hdd_context *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
+	ssize_t errno_size;
+
+	errno_size = osif_psoc_sync_op_start(wiphy_dev(hdd_ctx->wiphy),
+					     &psoc_sync);
+	if (errno_size)
+		return errno_size;
+
+	errno_size = __hdd_sysfs_roam_trigger_bitmap_show(hdd_ctx, attr, buf);
+
+	osif_psoc_sync_op_stop(psoc_sync);
+
+	return errno_size;
+}
+
+static ssize_t
+__hdd_sysfs_roam_trigger_bitmap_store(struct hdd_context *hdd_ctx,
+				      struct kobj_attribute *attr,
+				      const char *buf,
+				      size_t count)
+{
+	char buf_local[MAX_SYSFS_USER_COMMAND_SIZE_LENGTH + 1];
+	char *sptr, *token;
+	uint32_t value;
+	int ret = 0;
+
+	if (!hdd_ctx || !hdd_ctx->psoc) {
+		hdd_err_rl("invalid hdd ctx");
+		return ret;
+	}
+
+	ret = hdd_sysfs_validate_and_copy_buf(buf_local, sizeof(buf_local),
+					      buf, count);
+
+	if (ret) {
+		hdd_err_rl("invalid input");
+		return ret;
+	}
+
+	sptr = buf_local;
+	token = strsep(&sptr, " ");
+	if (!token)
+		return -EINVAL;
+	if (kstrtou32(token, 0, &value))
+		return -EINVAL;
+
+	hdd_debug("roam_trigger_bitmap: 0x%x", value);
+
+	ucfg_mlme_set_roaming_triggers(hdd_ctx->psoc, value);
+
+	return count;
+}
+
+static ssize_t
+hdd_sysfs_roam_trigger_bitmap_store(struct kobject *kobj,
+				    struct kobj_attribute *attr,
+				    char const *buf, size_t count)
+{
+	struct osif_psoc_sync *psoc_sync;
+	struct hdd_context *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
+	ssize_t errno_size;
+
+	errno_size = osif_psoc_sync_op_start(wiphy_dev(hdd_ctx->wiphy),
+					     &psoc_sync);
+	if (errno_size)
+		return errno_size;
+
+	errno_size = __hdd_sysfs_roam_trigger_bitmap_store(hdd_ctx, attr,
+							   buf, count);
+
+	osif_psoc_sync_op_stop(psoc_sync);
+
+	return errno_size;
+}
+
+static struct kobj_attribute roam_trigger_bitmap_attribute =
+	__ATTR(roam_trigger_bitmap, 0664, hdd_sysfs_roam_trigger_bitmap_show,
+	       hdd_sysfs_roam_trigger_bitmap_store);
+
+int hdd_sysfs_roam_trigger_bitmap_create(struct kobject *driver_kobject)
+{
+	int error;
+
+	if (!driver_kobject) {
+		hdd_err("could not get driver kobject!");
+		return -EINVAL;
+	}
+
+	error = sysfs_create_file(driver_kobject,
+				  &roam_trigger_bitmap_attribute.attr);
+	if (error)
+		hdd_err("could not create roam_trigger_bitmap sysfs file");
+
+	return error;
+}
+
+void
+hdd_sysfs_roam_trigger_bitmap_destroy(struct kobject *driver_kobject)
+{
+	if (!driver_kobject) {
+		hdd_err("could not get driver kobject!");
+		return;
+	}
+	sysfs_remove_file(driver_kobject, &roam_trigger_bitmap_attribute.attr);
+}

core/hdd/src/wlan_hdd_sysfs_roam_trigger_bitmap.h

@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. 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.
+ */
+
+#ifndef _WLAN_HDD_SYSFS_ROAM_TRIGGER_BITMAP_H
+#define _WLAN_HDD_SYSFS_ROAM_TRIGGER_BITMAP_H
+
+#if defined(WLAN_SYSFS) && defined(FEATURE_SYSFS_ROAM_TRIGGER_BITMAP)
+
+/**
+ * hdd_sysfs_roam_trigger_bitmap_create() - API to create roam_trigger_bitmap
+ *                                          sysfs file
+ * @driver_kobject: sysfs driver kobject
+ *
+ * file path: /sys/kernel/kiwi_v2/roam_trigger_bitmap
+ *
+ * usage:
+ *      echo [arg_0] > roam_trigger_bitmap
+ *
+ * Return: 0 on success and errno on failure
+ */
+int hdd_sysfs_roam_trigger_bitmap_create(struct kobject *driver_kobject);
+
+/**
+ * hdd_sysfs_roam_trigger_bitmap_destroy() - destroy hdd roam_trigger_bitmap
+ *                                          sysfs node
+ * @driver_kobject: pointer to driver kobject
+ *
+ * Return: void
+ *
+ */
+void
+hdd_sysfs_roam_trigger_bitmap_destroy(struct kobject *driver_kobject);
+
+#else
+
+static inline int
+hdd_sysfs_roam_trigger_bitmap_create(struct kobject *driver_kobject)
+{
+	return 0;
+}
+
+static inline void
+hdd_sysfs_roam_trigger_bitmap_destroy(struct kobject *driver_kobject)
+{
+}
+#endif
+#endif

wlan_qcacld3_modules.bzl

@@ -1872,6 +1872,11 @@ _conditional_srcs = {
             "core/hdd/src/wlan_hdd_sysfs_wds_mode.c",
         ],
     },
+    "CONFIG_WLAN_SYSFS_ROAM_TRIGGER_BITMAP": {
+        True: [
+            "core/hdd/src/wlan_hdd_sysfs_roam_trigger_bitmap.c",
+        ],
+    },
     "CONFIG_WLAN_SYSFS_DP_STATS": {
         True: [
             "core/hdd/src/wlan_hdd_sysfs_txrx_stats_console.c",