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@@ -0,0 +1,148 @@
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+/*
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+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved..
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+ *
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+ * Permission to use, copy, modify, and/or distribute this software for any
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+ * purpose with or without fee is hereby granted, provided that the above
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+ * copyright notice and this permission notice appear in all copies.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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+ */
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+
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+#include <wlan_hdd_includes.h>
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+#include "osif_psoc_sync.h"
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+#include <wlan_hdd_sysfs.h>
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+#include <wlan_hdd_sysfs_roam_trigger_bitmap.h>
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+
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+static ssize_t __hdd_sysfs_roam_trigger_bitmap_show(struct hdd_context *hdd_ctx,
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+ struct kobj_attribute *attr,
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+ char *buf)
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+{
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+ int ret = 0;
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+
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+ if (!hdd_ctx || !hdd_ctx->psoc) {
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+ hdd_err_rl("invalid input");
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+ return ret;
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+ }
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+
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+ ret = scnprintf(buf, PAGE_SIZE, "0x%x",
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+ ucfg_mlme_get_roaming_triggers(hdd_ctx->psoc));
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+
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+ return ret;
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+}
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+
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+static ssize_t hdd_sysfs_roam_trigger_bitmap_show(struct kobject *kobj,
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+ struct kobj_attribute *attr,
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+ char *buf)
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+{
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+ struct osif_psoc_sync *psoc_sync;
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+ struct hdd_context *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
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+ ssize_t errno_size;
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+
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+ errno_size = osif_psoc_sync_op_start(wiphy_dev(hdd_ctx->wiphy),
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+ &psoc_sync);
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+ if (errno_size)
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+ return errno_size;
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+
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+ errno_size = __hdd_sysfs_roam_trigger_bitmap_show(hdd_ctx, attr, buf);
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+
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+ osif_psoc_sync_op_stop(psoc_sync);
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+
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+ return errno_size;
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+}
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+
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+static ssize_t
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+__hdd_sysfs_roam_trigger_bitmap_store(struct hdd_context *hdd_ctx,
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+ struct kobj_attribute *attr,
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+ const char *buf,
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+ size_t count)
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+{
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+ char buf_local[MAX_SYSFS_USER_COMMAND_SIZE_LENGTH + 1];
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+ char *sptr, *token;
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+ uint32_t value;
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+ int ret = 0;
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+
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+ if (!hdd_ctx || !hdd_ctx->psoc) {
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+ hdd_err_rl("invalid hdd ctx");
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+ return ret;
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+ }
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+
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+ ret = hdd_sysfs_validate_and_copy_buf(buf_local, sizeof(buf_local),
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+ buf, count);
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+
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+ if (ret) {
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+ hdd_err_rl("invalid input");
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+ return ret;
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+ }
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+
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+ sptr = buf_local;
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+ token = strsep(&sptr, " ");
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+ if (!token)
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+ return -EINVAL;
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+ if (kstrtou32(token, 0, &value))
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+ return -EINVAL;
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+
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+ hdd_debug("roam_trigger_bitmap: 0x%x", value);
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+
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+ ucfg_mlme_set_roaming_triggers(hdd_ctx->psoc, value);
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+
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+ return count;
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+}
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+
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+static ssize_t
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+hdd_sysfs_roam_trigger_bitmap_store(struct kobject *kobj,
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+ struct kobj_attribute *attr,
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+ char const *buf, size_t count)
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+{
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+ struct osif_psoc_sync *psoc_sync;
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+ struct hdd_context *hdd_ctx = cds_get_context(QDF_MODULE_ID_HDD);
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+ ssize_t errno_size;
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+
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+ errno_size = osif_psoc_sync_op_start(wiphy_dev(hdd_ctx->wiphy),
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+ &psoc_sync);
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+ if (errno_size)
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+ return errno_size;
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+
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+ errno_size = __hdd_sysfs_roam_trigger_bitmap_store(hdd_ctx, attr,
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+ buf, count);
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+
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+ osif_psoc_sync_op_stop(psoc_sync);
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+
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+ return errno_size;
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+}
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+
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+static struct kobj_attribute roam_trigger_bitmap_attribute =
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+ __ATTR(roam_trigger_bitmap, 0664, hdd_sysfs_roam_trigger_bitmap_show,
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+ hdd_sysfs_roam_trigger_bitmap_store);
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+
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+int hdd_sysfs_roam_trigger_bitmap_create(struct kobject *driver_kobject)
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+{
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+ int error;
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+
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+ if (!driver_kobject) {
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+ hdd_err("could not get driver kobject!");
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+ return -EINVAL;
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+ }
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+
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+ error = sysfs_create_file(driver_kobject,
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+ &roam_trigger_bitmap_attribute.attr);
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+ if (error)
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+ hdd_err("could not create roam_trigger_bitmap sysfs file");
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+
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+ return error;
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+}
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+
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+void
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+hdd_sysfs_roam_trigger_bitmap_destroy(struct kobject *driver_kobject)
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+{
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+ if (!driver_kobject) {
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+ hdd_err("could not get driver kobject!");
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+ return;
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+ }
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+ sysfs_remove_file(driver_kobject, &roam_trigger_bitmap_attribute.attr);
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+}
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Bing Sun