qcacld-3.0: Add gpio irq as wakeup source

On some third party platform, the in-band bus suspend-resume is
not supported well, instead add gpio irq as wakeup source to
support out-of-band suspend-resume.

Change-Id: I7621f04d093013e15719b5c84dc244604be238df
CRs-Fixed: 2815754

components/pmo/dispatcher/inc/wlan_pmo_cfg.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2018, 2020 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
@@ -25,6 +25,7 @@
 #include "wlan_pmo_pkt_filter_cfg.h"
 #include "wlan_pmo_runtime_pm_cfg.h"
 #include "wlan_pmo_wow_pulse_cfg.h"
+#include "wlan_pmo_gpio_wakeup_cfg.h"
 
 #define CFG_PMO_ALL \
 	CFG_EXTWOW_ALL \
@@ -32,6 +33,7 @@
 	CFG_PMO_APF_ALL \
 	CFG_PMO_COMMON_ALL \
 	CFG_RUNTIME_PM_ALL \
-	CFG_WOW_PULSE_ALL
+	CFG_WOW_PULSE_ALL \
+	CFG_GPIO_WAKEUP_ALL
 
 #endif /* WLAN_PMO_CFG_H__ */

components/pmo/dispatcher/inc/wlan_pmo_common_public_struct.h

@@ -250,6 +250,22 @@ enum active_apf_mode {
 	ACTIVE_APF_MODE_COUNT
 };
 
+/**
+ * enum pmo_gpio_wakeup_mode - gpio wakeup mode
+ * @PMO_GPIO_WAKEUP_MODE_INVALID: gpio wakeup trigger invalid
+ * @PMO_GPIO_WAKEUP_MODE_RISING: gpio wakeup trigger rising
+ * @PMO_GPIO_WAKEUP_MODE_FALLING: gpio wakeup trigger failing
+ * @PMO_GPIO_WAKEUP_MODE_HIGH: gpio wakeup trigger high
+ * @PMO_GPIO_WAKEUP_MODE_LOW: gpio wakeup trigger low
+ */
+enum pmo_gpio_wakeup_mode {
+	PMO_GPIO_WAKEUP_MODE_INVALID,
+	PMO_GPIO_WAKEUP_MODE_RISING,
+	PMO_GPIO_WAKEUP_MODE_FALLING,
+	PMO_GPIO_WAKEUP_MODE_HIGH,
+	PMO_GPIO_WAKEUP_MODE_LOW,
+};
+
 /**
  * struct pmo_psoc_cfg - user configuration required for pmo
  * @ptrn_match_enable_all_vdev: true when pattern match is enable for all vdev
@@ -307,6 +323,9 @@ enum active_apf_mode {
  * @ito_repeat_count: Indicates ito repeated count
  * @is_mod_dtim_on_sys_suspend_enabled: true when mod dtim is enabled for
  * system suspend wow else false
+ * @enable_gpio_wakeup: enable gpio wakeup
+ * @gpio_wakeup_pin: gpio wakeup pin
+ * @gpio_wakeup_mode: gpio wakeup mode
  */
 struct pmo_psoc_cfg {
 	bool ptrn_match_enable_all_vdev;
@@ -371,6 +390,11 @@ struct pmo_psoc_cfg {
 	enum active_apf_mode active_mc_bc_apf_mode;
 	uint8_t ito_repeat_count;
 	bool is_mod_dtim_on_sys_suspend_enabled;
+#ifdef WLAN_ENABLE_GPIO_WAKEUP
+	bool enable_gpio_wakeup;
+	uint32_t gpio_wakeup_pin;
+	enum pmo_gpio_wakeup_mode gpio_wakeup_mode;
+#endif
 };
 
 /**

components/pmo/dispatcher/inc/wlan_pmo_gpio_wakeup_cfg.h

@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2020 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.
+ */
+
+#ifndef WLAN_PMO_GPIO_WAKEUP_CFG_H__
+#define WLAN_PMO_GPIO_WAKEUP_CFG_H__
+
+#ifdef WLAN_ENABLE_GPIO_WAKEUP
+/*
+ * <ini>
+ * genable_gpio_wakeup - Enable gpio wakeup
+ * @Min: 0
+ * @Max: 1
+ * @Default: 0
+ *
+ * Enable gpio wakeup
+ *
+ * Supported Feature: gpio wakeup
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_PMO_ENABLE_GPIO_WAKEUP CFG_INI_BOOL("genable_gpio_wakeup", \
+						0, \
+						"Enable gpio wakeup")
+
+/*
+ * <ini>
+ * ggpio_wakeup_pin - Wakeup gpio pin of host platform
+ * @Min: 0
+ * @Max: 255
+ * @Default: 255
+ *
+ * Wakeup gpio pin of host platform
+ *
+ * Supported Feature: gpio wakeup
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_PMO_GPIO_WAKEUP_PIN CFG_INI_UINT("ggpio_wakeup_pin", \
+					     0, 255, 255, \
+					     CFG_VALUE_OR_DEFAULT, \
+					     "Wakeup gpio pin of host platform")
+
+/*
+ * <ini>
+ * ggpio_wakeup_mode - Wakeup gpio mode
+ * @Min: 0
+ * @Max: 4
+ * @Default: 0
+ *
+ * Wakeup gpio mode
+ * 1 indicates rising trigger
+ * 2 indicates failing trigger
+ * 3 indicates high trigger
+ * 4 indicates low trigger
+ *
+ * Supported Feature: gpio wakeup
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_PMO_GPIO_WAKEUP_MODE CFG_INI_UINT("ggpio_wakeup_mode", \
+					      0, 4, 0, \
+					      CFG_VALUE_OR_DEFAULT, \
+					      "Wakeup gpio mode")
+
+#define CFG_GPIO_WAKEUP_ALL \
+	CFG(CFG_PMO_ENABLE_GPIO_WAKEUP) \
+	CFG(CFG_PMO_GPIO_WAKEUP_PIN) \
+	CFG(CFG_PMO_GPIO_WAKEUP_MODE)
+#else
+#define CFG_GPIO_WAKEUP_ALL
+#endif /* WLAN_ENABLE_GPIO_WAKEUP */
+#endif /* WLAN_PMO_GPIO_WAKEUP_CFG_H__ */

components/pmo/dispatcher/inc/wlan_pmo_ucfg_api.h

@@ -1138,6 +1138,51 @@ static inline bool ucfg_pmo_is_apf_enabled(struct wlan_objmgr_psoc *psoc)
 }
 #endif
 
+#ifdef WLAN_ENABLE_GPIO_WAKEUP
+/**
+ * ucfg_pmo_get_enable_gpio_wakeup() - to get gpio wakeup enable configuration
+ * @psoc: objmgr psoc handle
+ *
+ * Return: gpio wakeup enable configuration
+ */
+bool ucfg_pmo_is_gpio_wakeup_enabled(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * ucfg_pmo_get_gpio_wakeup_pin() - to get gpio wakeup pin number
+ * @psoc: objmgr psoc handle
+ *
+ * Return: gpio wakeup pin number
+ */
+uint32_t ucfg_pmo_get_gpio_wakeup_pin(struct wlan_objmgr_psoc *psoc);
+
+/**
+ * ucfg_pmo_get_gpio_wakeup_mode() - to get gpio wakeup interrupt mode
+ * @psoc: objmgr psoc handle
+ *
+ * Return: gpio wakeup mode
+ */
+enum pmo_gpio_wakeup_mode
+ucfg_pmo_get_gpio_wakeup_mode(struct wlan_objmgr_psoc *psoc);
+#else
+static inline bool
+ucfg_pmo_is_gpio_wakeup_enabled(struct wlan_objmgr_psoc *psoc)
+{
+	return false;
+}
+
+static inline uint32_t
+ucfg_pmo_get_gpio_wakeup_pin(struct wlan_objmgr_psoc *psoc)
+{
+	return 0;
+}
+
+static inline enum pmo_gpio_wakeup_mode
+ucfg_pmo_get_gpio_wakeup_mode(struct wlan_objmgr_psoc *psoc)
+{
+	return PMO_GPIO_WAKEUP_MODE_INVALID;
+}
+#endif
+
 #else /* WLAN_POWER_MANAGEMENT_OFFLOAD */
 static inline QDF_STATUS
 ucfg_pmo_psoc_open(struct wlan_objmgr_psoc *psoc)