cnss2: Add device pointer to all external APIs

Add device pointer to all external APIs so that platform driver is
able to support multiple devices/instances at the same time.

Change-Id: I09dfb146da30d3fd6514dc79dc31cd239a03afa8
Signed-off-by: Yue Ma <yuem@codeaurora.org>

drivers/net/wireless/cnss2/main.c

@@ -189,19 +189,20 @@ static void cnss_pm_relax(struct cnss_plat_data *plat_priv)
 	pm_relax(&plat_priv->plat_dev->dev);
 }
 
-void cnss_lock_pm_sem(void)
+void cnss_lock_pm_sem(struct device *dev)
 {
 	down_read(&cnss_pm_sem);
 }
 EXPORT_SYMBOL(cnss_lock_pm_sem);
 
-void cnss_release_pm_sem(void)
+void cnss_release_pm_sem(struct device *dev)
 {
 	up_read(&cnss_pm_sem);
 }
 EXPORT_SYMBOL(cnss_release_pm_sem);
 
-int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,
+int cnss_get_fw_files_for_target(struct device *dev,
+				 struct cnss_fw_files *pfw_files,
 				 u32 target_type, u32 target_version)
 {
 	if (!pfw_files)
@@ -223,10 +224,10 @@ int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,
 }
 EXPORT_SYMBOL(cnss_get_fw_files_for_target);
 
-int cnss_request_bus_bandwidth(int bandwidth)
+int cnss_request_bus_bandwidth(struct device *dev, int bandwidth)
 {
 	int ret = 0;
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 	struct cnss_bus_bw_info *bus_bw_info;
 
 	if (!plat_priv)
@@ -258,9 +259,9 @@ int cnss_request_bus_bandwidth(int bandwidth)
 }
 EXPORT_SYMBOL(cnss_request_bus_bandwidth);
 
-int cnss_get_platform_cap(struct cnss_platform_cap *cap)
+int cnss_get_platform_cap(struct device *dev, struct cnss_platform_cap *cap)
 {
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 
 	if (!plat_priv)
 		return -ENODEV;
@@ -289,9 +290,9 @@ int cnss_get_soc_info(struct device *dev, struct cnss_soc_info *info)
 }
 EXPORT_SYMBOL(cnss_get_soc_info);
 
-void cnss_request_pm_qos(u32 qos_val)
+void cnss_request_pm_qos(struct device *dev, u32 qos_val)
 {
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 
 	if (!plat_priv)
 		return;
@@ -301,9 +302,9 @@ void cnss_request_pm_qos(u32 qos_val)
 }
 EXPORT_SYMBOL(cnss_request_pm_qos);
 
-void cnss_remove_pm_qos(void)
+void cnss_remove_pm_qos(struct device *dev)
 {
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 
 	if (!plat_priv)
 		return;
@@ -1037,7 +1038,8 @@ static int cnss_qca6174_shutdown(struct cnss_plat_data *plat_priv)
 
 	cnss_driver_call_remove(plat_priv);
 
-	cnss_request_bus_bandwidth(CNSS_BUS_WIDTH_NONE);
+	cnss_request_bus_bandwidth(&plat_priv->plat_dev->dev,
+				   CNSS_BUS_WIDTH_NONE);
 	cnss_pci_set_monitor_wake_intr(pci_priv, false);
 	cnss_pci_set_auto_suspended(pci_priv, 0);
 
@@ -1143,7 +1145,8 @@ static int cnss_qca6290_shutdown(struct cnss_plat_data *plat_priv)
 
 	cnss_driver_call_remove(plat_priv);
 
-	cnss_request_bus_bandwidth(CNSS_BUS_WIDTH_NONE);
+	cnss_request_bus_bandwidth(&plat_priv->plat_dev->dev,
+				   CNSS_BUS_WIDTH_NONE);
 	cnss_pci_set_monitor_wake_intr(pci_priv, false);
 	cnss_pci_set_auto_suspended(pci_priv, 0);
 
@@ -1340,9 +1343,9 @@ static int cnss_ramdump(int enable, const struct subsys_desc *subsys_desc)
 	return ret;
 }
 
-void *cnss_get_virt_ramdump_mem(unsigned long *size)
+void *cnss_get_virt_ramdump_mem(struct device *dev, unsigned long *size)
 {
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 	struct cnss_ramdump_info *ramdump_info;
 
 	if (!plat_priv)
@@ -1355,9 +1358,9 @@ void *cnss_get_virt_ramdump_mem(unsigned long *size)
 }
 EXPORT_SYMBOL(cnss_get_virt_ramdump_mem);
 
-void cnss_device_crashed(void)
+void cnss_device_crashed(struct device *dev)
 {
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 	struct cnss_subsys_info *subsys_info;
 
 	if (!plat_priv)

drivers/net/wireless/cnss2/pci.c

@@ -568,9 +568,9 @@ static int cnss_pci_runtime_idle(struct device *dev)
 	return -EBUSY;
 }
 
-int cnss_wlan_pm_control(bool vote)
+int cnss_wlan_pm_control(struct device *dev, bool vote)
 {
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 	struct cnss_pci_data *pci_priv;
 	struct pci_dev *pci_dev;
 
@@ -590,10 +590,10 @@ int cnss_wlan_pm_control(bool vote)
 }
 EXPORT_SYMBOL(cnss_wlan_pm_control);
 
-int cnss_auto_suspend(void)
+int cnss_auto_suspend(struct device *dev)
 {
 	int ret = 0;
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 	struct pci_dev *pci_dev;
 	struct cnss_pci_data *pci_priv;
 	struct cnss_bus_bw_info *bus_bw_info;
@@ -648,10 +648,10 @@ out:
 }
 EXPORT_SYMBOL(cnss_auto_suspend);
 
-int cnss_auto_resume(void)
+int cnss_auto_resume(struct device *dev)
 {
 	int ret = 0;
-	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);
+	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
 	struct pci_dev *pci_dev;
 	struct cnss_pci_data *pci_priv;
 	struct cnss_bus_bw_info *bus_bw_info;

include/net/cnss2.h

@@ -18,6 +18,12 @@
 #define CNSS_MAX_FILE_NAME		20
 #define CNSS_MAX_TIMESTAMP_LEN		32
 
+/*
+ * Temporary change for compilation, will be removed
+ * after WLAN host driver switched to use new APIs
+ */
+#define CNSS_API_WITH_DEV
+
 enum cnss_bus_width_type {
 	CNSS_BUS_WIDTH_NONE,
 	CNSS_BUS_WIDTH_LOW,
@@ -139,28 +145,30 @@ enum cnss_recovery_reason {
 
 extern int cnss_wlan_register_driver(struct cnss_wlan_driver *driver);
 extern void cnss_wlan_unregister_driver(struct cnss_wlan_driver *driver);
-extern void cnss_device_crashed(void);
+extern void cnss_device_crashed(struct device *dev);
 extern int cnss_pci_link_down(struct device *dev);
 extern void cnss_schedule_recovery(struct device *dev,
 				   enum cnss_recovery_reason reason);
 extern int cnss_self_recovery(struct device *dev,
 			      enum cnss_recovery_reason reason);
 extern int cnss_force_fw_assert(struct device *dev);
-extern void *cnss_get_virt_ramdump_mem(unsigned long *size);
-extern int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,
+extern void *cnss_get_virt_ramdump_mem(struct device *dev, unsigned long *size);
+extern int cnss_get_fw_files_for_target(struct device *dev,
+					struct cnss_fw_files *pfw_files,
 					u32 target_type, u32 target_version);
-extern int cnss_get_platform_cap(struct cnss_platform_cap *cap);
+extern int cnss_get_platform_cap(struct device *dev,
+				 struct cnss_platform_cap *cap);
 extern int cnss_get_soc_info(struct device *dev, struct cnss_soc_info *info);
-extern int cnss_request_bus_bandwidth(int bandwidth);
+extern int cnss_request_bus_bandwidth(struct device *dev, int bandwidth);
 extern int cnss_power_up(struct device *dev);
 extern int cnss_power_down(struct device *dev);
-extern void cnss_request_pm_qos(u32 qos_val);
-extern void cnss_remove_pm_qos(void);
-extern void cnss_lock_pm_sem(void);
-extern void cnss_release_pm_sem(void);
-extern int cnss_wlan_pm_control(bool vote);
-extern int cnss_auto_suspend(void);
-extern int cnss_auto_resume(void);
+extern void cnss_request_pm_qos(struct device *dev, u32 qos_val);
+extern void cnss_remove_pm_qos(struct device *dev);
+extern void cnss_lock_pm_sem(struct device *dev);
+extern void cnss_release_pm_sem(struct device *dev);
+extern int cnss_wlan_pm_control(struct device *dev, bool vote);
+extern int cnss_auto_suspend(struct device *dev);
+extern int cnss_auto_resume(struct device *dev);
 extern int cnss_get_user_msi_assignment(struct device *dev, char *user_name,
 					int *num_vectors,
 					uint32_t *user_base_data,