[PATCH wireless-next 30/35] wifi: mm81x: add yaps_hw.h

From: Lachlan Hodges

Date: Thu Feb 26 2026 - 23:26:44 EST


(Patches split per file for review, see cover letter for more
information)

Signed-off-by: Lachlan Hodges <lachlan.hodges@xxxxxxxxxxxxxx>
---
.../net/wireless/morsemicro/mm81x/yaps_hw.h | 52 +++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 drivers/net/wireless/morsemicro/mm81x/yaps_hw.h

diff --git a/drivers/net/wireless/morsemicro/mm81x/yaps_hw.h b/drivers/net/wireless/morsemicro/mm81x/yaps_hw.h
new file mode 100644
index 000000000000..8a04ced01fa2
--- /dev/null
+++ b/drivers/net/wireless/morsemicro/mm81x/yaps_hw.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2017-2026 Morse Micro
+ */
+
+#ifndef _MM81X_YAPS_HW_H_
+#define _MM81X_YAPS_HW_H_
+
+#include <linux/types.h>
+#include <linux/crc7.h>
+
+#define MM81X_INT_YAPS_FC_PKT_WAITING_IRQN 0
+#define MM81X_INT_YAPS_FC_PACKET_FREED_UP_IRQN 1
+
+struct mm81x_yaps_hw_table {
+ /* NOTE: We need these padding bytes for yaps to work */
+ u8 padding[4];
+ __le32 ysl_addr;
+ __le32 yds_addr;
+ __le32 status_regs_addr;
+
+ /* Alloc pool sizes */
+ __le16 tc_tx_pool_size;
+ __le16 fc_rx_pool_size;
+ u8 tc_cmd_pool_size;
+ u8 tc_beacon_pool_size;
+ u8 tc_mgmt_pool_size;
+ u8 fc_resp_pool_size;
+ u8 fc_tx_sts_pool_size;
+ u8 fc_aux_pool_size;
+
+ /* To chip/from chip queue sizes */
+ u8 tc_tx_q_size;
+ u8 tc_cmd_q_size;
+ u8 tc_beacon_q_size;
+ u8 tc_mgmt_q_size;
+ u8 fc_q_size;
+ u8 fc_done_q_size;
+
+ __le16 yaps_reserved_page_size;
+ __le16 reserved_unused;
+} __packed;
+
+struct mm81x;
+
+void mm81x_yaps_hw_enable_irqs(struct mm81x *mm, bool enable);
+int mm81x_yaps_hw_init(struct mm81x *mm);
+void mm81x_yaps_hw_finish(struct mm81x *mm);
+void mm81x_yaps_hw_read_table(struct mm81x *mm,
+ struct mm81x_yaps_hw_table *tbl_ptr);
+
+#endif /* !_MM81X_YAPS_HW_H_ */
--
2.43.0