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-rw-r--r--drivers/net/wireless/ath/ath11k/spectral.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/spectral.h b/drivers/net/wireless/ath/ath11k/spectral.h
new file mode 100644
index 000000000..96bfa16e1
--- /dev/null
+++ b/drivers/net/wireless/ath/ath11k/spectral.h
@@ -0,0 +1,83 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ */
+
+#ifndef ATH11K_SPECTRAL_H
+#define ATH11K_SPECTRAL_H
+
+#include "../spectral_common.h"
+#include "dbring.h"
+
+/* enum ath11k_spectral_mode:
+ *
+ * @SPECTRAL_DISABLED: spectral mode is disabled
+ * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with
+ * something else.
+ * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples
+ * is performed manually.
+ */
+enum ath11k_spectral_mode {
+ ATH11K_SPECTRAL_DISABLED = 0,
+ ATH11K_SPECTRAL_BACKGROUND,
+ ATH11K_SPECTRAL_MANUAL,
+};
+
+struct ath11k_spectral {
+ struct ath11k_dbring rx_ring;
+ /* Protects enabled */
+ spinlock_t lock;
+ struct rchan *rfs_scan; /* relay(fs) channel for spectral scan */
+ struct dentry *scan_ctl;
+ struct dentry *scan_count;
+ struct dentry *scan_bins;
+ enum ath11k_spectral_mode mode;
+ u16 count;
+ u8 fft_size;
+ bool enabled;
+ bool is_primary;
+};
+
+#ifdef CONFIG_ATH11K_SPECTRAL
+
+int ath11k_spectral_init(struct ath11k_base *ab);
+void ath11k_spectral_deinit(struct ath11k_base *ab);
+int ath11k_spectral_vif_stop(struct ath11k_vif *arvif);
+void ath11k_spectral_reset_buffer(struct ath11k *ar);
+enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar);
+struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar);
+
+#else
+
+static inline int ath11k_spectral_init(struct ath11k_base *ab)
+{
+ return 0;
+}
+
+static inline void ath11k_spectral_deinit(struct ath11k_base *ab)
+{
+}
+
+static inline int ath11k_spectral_vif_stop(struct ath11k_vif *arvif)
+{
+ return 0;
+}
+
+static inline void ath11k_spectral_reset_buffer(struct ath11k *ar)
+{
+}
+
+static inline
+enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar)
+{
+ return ATH11K_SPECTRAL_DISABLED;
+}
+
+static inline
+struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar)
+{
+ return NULL;
+}
+
+#endif /* CONFIG_ATH11K_SPECTRAL */
+#endif /* ATH11K_SPECTRAL_H */