qcacmn: Add and enable GPIO Component

/*

 * Copyright (c) 2020-2021, 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: wlan_gpio_api.h

 *

 * This header file provide API declarations required for gpio cfg

 * that called by other components

 */

#ifndef __WLAN_GPIO_CFG_API_H__

#define __WLAN_GPIO_CFG_API_H__

#include <qdf_types.h>

#ifdef WLAN_FEATURE_GPIO_CFG

/**

 * wlan_gpio_init() - API to init component

 *

 * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error

 */

QDF_STATUS wlan_gpio_init(void);

/**

 * wlan_gpio_deinit() - API to deinit component

 *

 * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error

 */

QDF_STATUS wlan_gpio_deinit(void);

#else

static inline

QDF_STATUS wlan_gpio_init(void)

{

	return QDF_STATUS_SUCCESS;

}

static inline

QDF_STATUS wlan_gpio_deinit(void)

{

	return QDF_STATUS_SUCCESS;

}

#endif /* WLAN_FEATURE_GPIO_CFG */

#endif /*__WLAN_GPIO_CFG_API_H__*/

/*

 * Copyright (c) 2020-2021, 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: wlan_gpio_priv_api.h

 *

 * This header file provide API declarations required for gpio cfg

 * that called internally

 */

#ifndef __WLAN_GPIO_CFG_PRIV_API_H__

#define __WLAN_GPIO_CFG_PRIV_API_H__

#include <wlan_objmgr_psoc_obj.h>

#include <wlan_lmac_if_def.h>

#include <qdf_lock.h>

#define gpio_debug(args ...) \

	QDF_TRACE_DEBUG(QDF_MODULE_ID_GPIO, ## args)

#define gpio_err(args ...) \

	QDF_TRACE_ERROR(QDF_MODULE_ID_GPIO, ## args)

/**

 * struct gpio_psoc_priv_obj - psoc private object

 * @lock: qdf spin lock

 * @soc: pointer to psoc object

 */

struct gpio_psoc_priv_obj {

	qdf_spinlock_t lock;

	struct wlan_objmgr_psoc *soc;

};

/**

 * gpio_get_psoc_priv_obj() - get priv object from psoc object

 * @psoc: pointer to psoc object

 *

 * Return: pointer to gpio psoc private object

 */

static inline

struct gpio_psoc_priv_obj *

gpio_get_psoc_priv_obj(struct wlan_objmgr_psoc *psoc)

{

	struct gpio_psoc_priv_obj *obj;

	if (!psoc)

		return NULL;

	obj = wlan_objmgr_psoc_get_comp_private_obj(psoc,

						    WLAN_UMAC_COMP_GPIO);

	return obj;

}

/**

 * wlan_psoc_get_gpio_txops() - get TX ops from the private object

 * @psoc: pointer to psoc object

 *

 * Return: pointer to TX op callback

 */

static inline struct wlan_lmac_if_gpio_tx_ops *

wlan_psoc_get_gpio_txops(struct wlan_objmgr_psoc *psoc)

{

	struct wlan_lmac_if_tx_ops *tx_ops;

	tx_ops = wlan_psoc_get_lmac_if_txops(psoc);

	if (!tx_ops) {

		gpio_err("tx_ops is NULL");

		return NULL;

	}

	return &tx_ops->gpio_ops;

}

#endif /*__WLAN_GPIO_CFG_PRIV_API_H__*/

/*

 * Copyright (c) 2020-2021, 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: wlan_gpio_api.c

 */

#include <wlan_gpio_api.h>

#include <wlan_gpio_priv_api.h>

#include <wlan_objmgr_global_obj.h>

/**

 * gpio_psoc_obj_created_notification() - PSOC obj create callback

 * @psoc: PSOC object

 * @arg_list: Variable argument list

 *

 * This callback is registered with object manager during initialization to

 * get notified when the object is created.

 *

 * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error

 */

static QDF_STATUS

gpio_psoc_obj_created_notification(struct wlan_objmgr_psoc *psoc,

				   void *arg_list)

{

	QDF_STATUS status = QDF_STATUS_SUCCESS;

	struct gpio_psoc_priv_obj *gpio_obj;

	gpio_obj = qdf_mem_malloc(sizeof(*gpio_obj));

	if (!gpio_obj)

		return QDF_STATUS_E_NOMEM;

	qdf_spinlock_create(&gpio_obj->lock);

	status = wlan_objmgr_psoc_component_obj_attach(psoc,

						       WLAN_UMAC_COMP_GPIO,

						       gpio_obj,

						       QDF_STATUS_SUCCESS);

	if (QDF_IS_STATUS_ERROR(status)) {

		gpio_err("obj attach with psoc failed");

		goto gpio_psoc_attach_failed;

	}

	return QDF_STATUS_SUCCESS;

gpio_psoc_attach_failed:

	qdf_spinlock_destroy(&gpio_obj->lock);

	qdf_mem_free(gpio_obj);

	return status;

}

/**

 * gpio_psoc_obj_destroyed_notification() - obj delete callback

 * @psoc: PSOC object

 * @arg_list: Variable argument list

 *

 * This callback is registered with object manager during initialization to

 * get notified when the object is deleted.

 *

 * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error

 */

static QDF_STATUS

gpio_psoc_obj_destroyed_notification(struct wlan_objmgr_psoc *psoc,

				     void *arg_list)

{

	QDF_STATUS status = QDF_STATUS_SUCCESS;

	struct gpio_psoc_priv_obj *gpio_obj;

	gpio_obj = gpio_get_psoc_priv_obj(psoc);

	if (!gpio_obj) {

		gpio_err("gpio_obj is NULL");

		return QDF_STATUS_E_FAULT;

	}

	status = wlan_objmgr_psoc_component_obj_detach(psoc,

						       WLAN_UMAC_COMP_GPIO,

						       gpio_obj);

	if (QDF_IS_STATUS_ERROR(status))

		gpio_err("gpio_obj detach failed");

	qdf_spinlock_destroy(&gpio_obj->lock);

	qdf_mem_free(gpio_obj);

	return status;

}

QDF_STATUS wlan_gpio_init(void)

{

	QDF_STATUS status;

	/* register psoc create handler functions. */

	status = wlan_objmgr_register_psoc_create_handler(

			WLAN_UMAC_COMP_GPIO,

			gpio_psoc_obj_created_notification,

			NULL);

	if (QDF_IS_STATUS_ERROR(status)) {

		gpio_err("register create handler failed");

		return status;

	}

	/* register psoc delete handler functions. */

	status = wlan_objmgr_register_psoc_destroy_handler(

			WLAN_UMAC_COMP_GPIO,

			gpio_psoc_obj_destroyed_notification,

			NULL);

	if (QDF_IS_STATUS_ERROR(status)) {

		gpio_err("register destroy handler failed");

		goto fail_delete_psoc;

	}

	return status;

fail_delete_psoc:

	wlan_objmgr_unregister_psoc_create_handler(

				WLAN_UMAC_COMP_GPIO,

				gpio_psoc_obj_created_notification,

				NULL);

	return status;

}

QDF_STATUS wlan_gpio_deinit(void)

{

	QDF_STATUS ret = QDF_STATUS_SUCCESS, status;

	/* unregister psoc delete handler functions. */

	status = wlan_objmgr_unregister_psoc_destroy_handler(

			WLAN_UMAC_COMP_GPIO,

			gpio_psoc_obj_destroyed_notification,

			NULL);

	if (QDF_IS_STATUS_ERROR(status)) {

		gpio_err("unregister destroy handler failed");

		ret = status;

	}

	/* unregister psoc create handler functions. */

	status = wlan_objmgr_unregister_psoc_create_handler(

			WLAN_UMAC_COMP_GPIO,

			gpio_psoc_obj_created_notification,

			NULL);

	if (QDF_IS_STATUS_ERROR(status)) {

		gpio_err("unregister create handler failed");

		ret = status;

	}

	return ret;

}

/*

 * Copyright (c) 2020-2021, 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: wlan_gpio_tgt_api.h

 *

 * This header file provide with API declarations to interface with Southbound

 */

#ifndef __WLAN_GPIO_CFG_TGT_API_H__

#define __WLAN_GPIO_CFG_TGT_API_H__

#ifdef WLAN_FEATURE_GPIO_CFG

#include <qdf_status.h>

#include <wmi_unified_param.h>

struct wlan_objmgr_psoc;

/**

 * tgt_set_gpio_config_req(): API to set GPIO configuration to lmac

 * @psoc: the pointer to psoc object manager

 * @param: the pointer to gpio cfg info

 *

 * Return: status of operation

 */

QDF_STATUS

tgt_set_gpio_config_req(struct wlan_objmgr_psoc *psoc,

			struct gpio_config_params *param);

/**

 * tgt_set_gpio_output_req(): API to set GPIO output info to lmac

 * @psoc: the pointer to psoc object manager

 * @param: the pointer to gpio output info

 *

 * Return: status of operation

 */

QDF_STATUS

tgt_set_gpio_output_req(struct wlan_objmgr_psoc *psoc,

			struct gpio_output_params *param);

#endif /* WLAN_FEATURE_GPIO_CFG */

#endif /* __WLAN_GPIO_TGT_API_H__ */

/*

 * Copyright (c) 2020-2021, 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: wlan_gpio_ucfg_api.h

 *

 * This header file maintain API declaration required for northbound interaction

 */

#ifndef __WLAN_GPIO_CFG_UCFG_API_H__

#define __WLAN_GPIO_CFG_UCFG_API_H__

#include <qdf_status.h>

#include <wmi_unified_param.h>

struct wlan_objmgr_psoc;

#ifdef WLAN_FEATURE_GPIO_CFG

/**

 * ucfg_set_gpio_config() - API to set gpio config

 * @psoc: the pointer of psoc object

 * @param: the pointer of gpio configuration info

 *

 * Return:QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error

 */

QDF_STATUS ucfg_set_gpio_config(struct wlan_objmgr_psoc *psoc,

				struct gpio_config_params *param);

/**

 * ucfg_set_gpio_output() - API to set gpio output

 * @psoc: the pointer of psoc object

 * @param: the pointer of gpio output info

 *

 * Return: QDF_STATUS_SUCCESS on success, QDF_STATUS_E_** on error

 */

QDF_STATUS ucfg_set_gpio_output(struct wlan_objmgr_psoc *psoc,

				struct gpio_output_params *param);

#else

static inline

QDF_STATUS ucfg_set_gpio_config(struct wlan_objmgr_psoc *psoc,

				struct gpio_config_params *param)

{

	return QDF_STATUS_SUCCESS;

}

static inline

QDF_STATUS ucfg_set_gpio_output(struct wlan_objmgr_psoc *psoc,

				struct gpio_output_params *param)

{

	return QDF_STATUS_SUCCESS;

}

#endif /* WLAN_FEATURE_GPIO_CFG */

#endif /* __WLAN_GPIO_CFG_UCFG_API_H__ */