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-rw-r--r--drivers/net/wireless/silabs/wfx/bh.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/net/wireless/silabs/wfx/bh.h b/drivers/net/wireless/silabs/wfx/bh.h
new file mode 100644
index 000000000..a44c8b421
--- /dev/null
+++ b/drivers/net/wireless/silabs/wfx/bh.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Interrupt bottom half (BH).
+ *
+ * Copyright (c) 2017-2020, Silicon Laboratories, Inc.
+ * Copyright (c) 2010, ST-Ericsson
+ */
+#ifndef WFX_BH_H
+#define WFX_BH_H
+
+#include <linux/atomic.h>
+#include <linux/wait.h>
+#include <linux/completion.h>
+#include <linux/workqueue.h>
+
+struct wfx_dev;
+
+struct wfx_hif {
+ struct work_struct bh;
+ struct completion ctrl_ready;
+ wait_queue_head_t tx_buffers_empty;
+ atomic_t ctrl_reg;
+ int rx_seqnum;
+ int tx_seqnum;
+ int tx_buffers_used;
+};
+
+void wfx_bh_register(struct wfx_dev *wdev);
+void wfx_bh_unregister(struct wfx_dev *wdev);
+void wfx_bh_request_rx(struct wfx_dev *wdev);
+void wfx_bh_request_tx(struct wfx_dev *wdev);
+void wfx_bh_poll_irq(struct wfx_dev *wdev);
+
+#endif