netdev - [PATCH v9 06/24] wfx: add bus.h

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Message-Id: <20220111171424.862764-7-Jerome.Pouiller@silabs.com>
Date:   Tue, 11 Jan 2022 18:14:06 +0100
From:   Jerome Pouiller <Jerome.Pouiller@...abs.com>
To:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        Kalle Valo <kvalo@...eaurora.org>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "David S . Miller" <davem@...emloft.net>,
        devicetree@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        linux-mmc@...r.kernel.org,
        Pali Rohár <pali@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Jérôme Pouiller 
        <jerome.pouiller@...abs.com>
Subject: [PATCH v9 06/24] wfx: add bus.h

From: Jérôme Pouiller <jerome.pouiller@...abs.com>

Signed-off-by: Jérôme Pouiller <jerome.pouiller@...abs.com>
---
 drivers/net/wireless/silabs/wfx/bus.h | 36 +++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 drivers/net/wireless/silabs/wfx/bus.h

diff --git a/drivers/net/wireless/silabs/wfx/bus.h b/drivers/net/wireless/silabs/wfx/bus.h
new file mode 100644
index 000000000000..ccadfdd6873c
--- /dev/null
+++ b/drivers/net/wireless/silabs/wfx/bus.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Common bus abstraction layer.
+ *
+ * Copyright (c) 2017-2020, Silicon Laboratories, Inc.
+ * Copyright (c) 2010, ST-Ericsson
+ */
+#ifndef WFX_BUS_H
+#define WFX_BUS_H
+
+#include <linux/mmc/sdio_func.h>
+#include <linux/spi/spi.h>
+
+#define WFX_REG_CONFIG        0x0
+#define WFX_REG_CONTROL       0x1
+#define WFX_REG_IN_OUT_QUEUE  0x2
+#define WFX_REG_AHB_DPORT     0x3
+#define WFX_REG_BASE_ADDR     0x4
+#define WFX_REG_SRAM_DPORT    0x5
+#define WFX_REG_SET_GEN_R_W   0x6
+#define WFX_REG_FRAME_OUT     0x7
+
+struct wfx_hwbus_ops {
+	int (*copy_from_io)(void *bus_priv, unsigned int addr, void *dst, size_t count);
+	int (*copy_to_io)(void *bus_priv, unsigned int addr, const void *src, size_t count);
+	int (*irq_subscribe)(void *bus_priv);
+	int (*irq_unsubscribe)(void *bus_priv);
+	void (*lock)(void *bus_priv);
+	void (*unlock)(void *bus_priv);
+	size_t (*align_size)(void *bus_priv, size_t size);
+};
+
+extern struct sdio_driver wfx_sdio_driver;
+extern struct spi_driver wfx_spi_driver;
+
+#endif
-- 
2.34.1