qcacmn: Add non-inline OS-abstraction APIs

Use non-inline OS-abstraction APIs to avoid OS APIs usage directly in
driver.

Add new non-inline OS-abstraction APIs.

CRs-Fixed: 2742480
Change-Id: I177b41d69ca8f102fa67316d8901b6991dea3203

qal/linux/src/i_qal_bridge.h

@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2021 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for
+ * any purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: i_qal_bridge
+ * QCA abstraction layer (QAL) bridge APIs
+ */
+
+#if !defined(__I_QAL_BRIDGE_H)
+#define __I_QAL_BRIDGE_H
+
+/* Include Files */
+#include <linux/if_bridge.h>
+#include "qdf_types.h"
+
+typedef struct notifier_block *__qal_notify_blk_t;
+typedef struct net_device *__qal_netdev_t;
+typedef struct net_bridge_fdb_entry *__qal_br_fdb_entry_t;
+
+static inline QDF_STATUS
+__qal_bridge_fdb_register_notify(__qal_notify_blk_t nb)
+{
+	br_fdb_register_notify(nb);
+	return QDF_STATUS_SUCCESS;
+}
+
+static inline QDF_STATUS
+__qal_bridge_fdb_unregister_notify(__qal_notify_blk_t nb)
+{
+	br_fdb_unregister_notify(nb);
+	return QDF_STATUS_SUCCESS;
+}
+
+static inline __qal_br_fdb_entry_t
+__qal_bridge_fdb_has_entry(__qal_netdev_t dev, const char *addr, uint16_t vid)
+{
+	return br_fdb_has_entry(dev, addr, vid);
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 24)
+static inline QDF_STATUS
+__qal_bridge_fdb_delete_by_netdev(__qal_netdev_t dev,
+				  const unsigned char *addr, uint16_t vid)
+{
+	/* Use 5.4-specific API */
+	qdf_info("Needs alternative implementation");
+
+	return QDF_STATUS_SUCCESS;
+}
+#else
+static inline QDF_STATUS
+__qal_bridge_fdb_delete_by_netdev(__qal_netdev_t dev,
+				  const unsigned char *addr, uint16_t vid)
+{
+	int ret;
+
+	ret = br_fdb_delete_by_netdev(dev, addr, vid);
+
+	return qdf_status_from_os_return(ret);
+}
+#endif
+
+static inline QDF_STATUS
+__qal_bridge_fdb_update_register_notify(__qal_notify_blk_t nb)
+{
+	br_fdb_update_register_notify(nb);
+	return QDF_STATUS_SUCCESS;
+}
+
+static inline QDF_STATUS
+__qal_bridge_fdb_update_unregister_notify(__qal_notify_blk_t nb)
+{
+	br_fdb_update_unregister_notify(nb);
+	return QDF_STATUS_SUCCESS;
+}
+
+#endif /* __I_QAL_BRIDGE_H */

qal/linux/src/i_qal_devnode.h

@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2021 The Linux Foundation. All rights reserved.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for
+ * any purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+ * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/**
+ * DOC: qal_devnode
+ * QCA abstraction layer (QAL) device config APIs
+ */
+
+#if !defined(__I_QAL_DEVNODE_H)
+#define __I_QAL_DEVNODE_H
+
+/* Include Files */
+#include <linux/of_pci.h>
+#include <linux/of.h>
+#include "qdf_types.h"
+
+#define PCI_DOMAIN_ID_MIN   0x0000
+#define PCI_DOMAIN_ID_MAX   0xFFFF
+
+typedef struct device_node *__qdf_devnode_t;
+
+/**
+ * __qal_devnode_fetch_pci_domain_id() - This function will try to obtain the
+ * host bridge domain number
+ * @node: device tree node
+ * @domain_id: pointer to domain number
+ *
+ * Return: QDF_STATUS_SUCCESS if domain_id is in the range,
+ * error code otherwise
+ */
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 18, 0))
+static inline QDF_STATUS
+__qal_devnode_fetch_pci_domain_id(__qdf_devnode_t devnode, int *domain_id)
+{
+	*domain_id = 0;
+
+	return QDF_STATUS_SUCCESS;
+}
+#else
+static inline QDF_STATUS
+__qal_devnode_fetch_pci_domain_id(__qdf_devnode_t devnode, int *domain_id)
+{
+	int ret;
+
+	ret = of_get_pci_domain_nr(devnode);
+	if ((ret >= PCI_DOMAIN_ID_MIN) && (ret <= PCI_DOMAIN_ID_MAX)) {
+		*domain_id = ret;
+		return QDF_STATUS_SUCCESS;
+	}
+
+	return qdf_status_from_os_return(ret);
+}
+#endif
+
+/**
+ * __qal_devnode_read_u32_array() - Find and read an array of 32 bit integers
+ * from a property.
+ * @devnode: device node from which the property value is to be read.
+ * @pname: name of the property to be searched.
+ * @u32_val: pointer to return value, modified only if return value is 0.
+ * @elem: number of array elements to read
+ *
+ * Return: QDF_STATUS_SUCCESS if valid value can be decoded,
+ * error code otherwise
+ */
+static inline QDF_STATUS
+__qal_devnode_read_u32_array(const __qdf_devnode_t devnode,
+			     const char *pname, u32 *u32_val, size_t elem)
+{
+	int ret;
+
+	ret = of_property_read_u32_array(devnode, pname, u32_val, elem);
+
+	return qdf_status_from_os_return(ret);
+}
+
+/**
+ * __qal_devnode_read_u32() - Find and read 32 bit integer from a property.
+ * @devnode: device node from which the property value is to be read.
+ * @pname: name of the property to be searched.
+ * @u32_val: pointer to return value, modified only if return value is 0.
+ *
+ * Return: QDF_STATUS_SUCCESS if valid value can be decoded,
+ * error code otherwise
+ */
+static inline QDF_STATUS
+__qal_devnode_read_u32(const __qdf_devnode_t devnode,
+		       const char *pname, u32 *u32_val)
+{
+	int ret;
+
+	ret = of_property_read_u32(devnode, pname, u32_val);
+
+	return qdf_status_from_os_return(ret);
+}
+
+#endif /* __I_QAL_DEVNODE_H */