Merge "soc: wcd-spi-ac: add wcd spi access control driver" (7c39552f) · Commits · e / devices / android_kernel_oneplus_sm7250

include/soc/wcd-spi-ac.h

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		/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		* only version 2 as published by the Free Software Foundation.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*/

		#ifndef __WCD_SPI_AC_H__
		#define __WCD_SPI_AC_H__

		#include <linux/types.h>
		#include <linux/bitops.h>

		enum wcd_spi_acc_req {
		WCD_SPI_ACCESS_REQUEST,
		WCD_SPI_ACCESS_RELEASE,
		WCD_SPI_ACCESS_MAX,
		};

		#define WCD_SPI_AC_DATA_TRANSFER BIT(0)
		#define WCD_SPI_AC_CONCURRENCY BIT(1)
		#define WCD_SPI_AC_REMOTE_DOWN BIT(2)
		#define WCD_SPI_AC_SVC_OFFLINE BIT(3)
		#define WCD_SPI_AC_UNINITIALIZED BIT(4)

		#if IS_ENABLED(CONFIG_WCD_SPI_AC)
		int wcd_spi_access_ctl(struct device *dev,
		enum wcd_spi_acc_req req,
		u32 reason);
		#else
		int wcd_spi_access_ctl(struct device *dev,
		enum wcd_spi_acc_req req,
		u32 reason)
		{
		return 0;
		}
		#endif /* end of CONFIG_WCD_SPI_AC */

		#endif /* end of __WCD_SPI_AC_H__ */

soc/Kbuild

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		@@ -101,6 +101,11 @@ ifdef CONFIG_SND_EVENT
		SND_EVENT_OBJS += snd_event.o
		endif

		ifdef CONFIG_WCD_SPI_AC
		WCD_SPI_ACC_CTL_OBJS += wcd-spi-ac.o
		WCD_SPI_ACC_CTL_OBJS += wcd_spi_ctl_v01.o
		endif

		LINUX_INC += -Iinclude/linux

		INCS += $(COMMON_INC) \
		@@ -159,5 +164,8 @@ obj-$(CONFIG_SOUNDWIRE_WCD_CTRL) += swr_ctrl_dlkm.o
		obj-$(CONFIG_SOUNDWIRE_MSTR_CTRL) += swr_ctrl_dlkm.o
		swr_ctrl_dlkm-y := $(SWR_CTRL_OBJS)

		obj-$(CONFIG_WCD_SPI_AC) += wcd_spi_acc_ctl_dlkm.o
		wcd_spi_acc_ctl_dlkm-y := $(WCD_SPI_ACC_CTL_OBJS)

		# inject some build related information
		DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"

soc/wcd-spi-ac.c

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File added.

Preview size limit exceeded, changes collapsed.

soc/wcd_spi_ctl_v01.c

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		/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		* only version 2 as published by the Free Software Foundation.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*
		*/
		#include <linux/qmi_encdec.h>
		#include <soc/qcom/msm_qmi_interface.h>
		#include "wcd_spi_ctl_v01.h"

		struct elem_info wcd_spi_req_access_msg_v01_ei[] = {
		{
		.data_type = QMI_OPT_FLAG,
		.elem_len = 1,
		.elem_size = sizeof(u8),
		.is_array = NO_ARRAY,
		.tlv_type = 0x10,
		.offset = offsetof(struct wcd_spi_req_access_msg_v01,
		reason_valid),
		},
		{
		.data_type = QMI_UNSIGNED_8_BYTE,
		.elem_len = 1,
		.elem_size = sizeof(u64),
		.is_array = NO_ARRAY,
		.tlv_type = 0x10,
		.offset = offsetof(struct wcd_spi_req_access_msg_v01,
		reason),
		},
		{
		.data_type = QMI_EOTI,
		.is_array = NO_ARRAY,
		.tlv_type = QMI_COMMON_TLV_TYPE,
		},
		};

		struct elem_info wcd_spi_req_access_resp_v01_ei[] = {
		{
		.data_type = QMI_STRUCT,
		.elem_len = 1,
		.elem_size = sizeof(struct qmi_response_type_v01),
		.is_array = NO_ARRAY,
		.tlv_type = 0x02,
		.offset = offsetof(struct wcd_spi_req_access_resp_v01,
		resp),
		.ei_array = get_qmi_response_type_v01_ei(),
		},
		{
		.data_type = QMI_EOTI,
		.is_array = NO_ARRAY,
		.tlv_type = QMI_COMMON_TLV_TYPE,
		},
		};

		struct elem_info wcd_spi_rel_access_msg_v01_ei[] = {
		{
		.data_type = QMI_EOTI,
		.is_array = NO_ARRAY,
		.tlv_type = QMI_COMMON_TLV_TYPE,
		},
		};

		struct elem_info wcd_spi_rel_access_resp_v01_ei[] = {
		{
		.data_type = QMI_STRUCT,
		.elem_len = 1,
		.elem_size = sizeof(struct qmi_response_type_v01),
		.is_array = NO_ARRAY,
		.tlv_type = 0x02,
		.offset = offsetof(struct wcd_spi_rel_access_resp_v01,
		resp),
		.ei_array = get_qmi_response_type_v01_ei(),
		},
		{
		.data_type = QMI_EOTI,
		.is_array = NO_ARRAY,
		.tlv_type = QMI_COMMON_TLV_TYPE,
		},
		};

		struct elem_info wcd_spi_buff_msg_v01_ei[] = {
		{
		.data_type = QMI_UNSIGNED_4_BYTE,
		.elem_len = WCD_SPI_BUFF_CHANNELS_MAX_V01,
		.elem_size = sizeof(u32),
		.is_array = STATIC_ARRAY,
		.tlv_type = 0x01,
		.offset = offsetof(struct wcd_spi_buff_msg_v01,
		buff_addr_1),
		},
		{
		.data_type = QMI_OPT_FLAG,
		.elem_len = 1,
		.elem_size = sizeof(u8),
		.is_array = NO_ARRAY,
		.tlv_type = 0x10,
		.offset = offsetof(struct wcd_spi_buff_msg_v01,
		buff_addr_2_valid),
		},
		{
		.data_type = QMI_UNSIGNED_4_BYTE,
		.elem_len = WCD_SPI_BUFF_CHANNELS_MAX_V01,
		.elem_size = sizeof(u32),
		.is_array = STATIC_ARRAY,
		.tlv_type = 0x10,
		.offset = offsetof(struct wcd_spi_buff_msg_v01,
		buff_addr_2),
		},
		{
		.data_type = QMI_EOTI,
		.is_array = NO_ARRAY,
		.tlv_type = QMI_COMMON_TLV_TYPE,
		},
		};

		struct elem_info wcd_spi_buff_resp_v01_ei[] = {
		{
		.data_type = QMI_STRUCT,
		.elem_len = 1,
		.elem_size = sizeof(struct qmi_response_type_v01),
		.is_array = NO_ARRAY,
		.tlv_type = 0x02,
		.offset = offsetof(struct wcd_spi_buff_resp_v01,
		resp),
		.ei_array = get_qmi_response_type_v01_ei(),
		},
		{
		.data_type = QMI_EOTI,
		.is_array = NO_ARRAY,
		.tlv_type = QMI_COMMON_TLV_TYPE,
		},
		};

soc/wcd_spi_ctl_v01.h

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		/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License version 2 and
		* only version 2 as published by the Free Software Foundation.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*
		*/
		#ifndef WCD_SPI_CTL_V01_H
		#define WCD_SPI_CTL_V01_H

		#define WCD_SPI_CTL_SERVICE_ID_V01 0x421
		#define WCD_SPI_CTL_SERVICE_VERS_V01 0x01

		#define WCD_SPI_BUFF_RESP_V01 0x0022
		#define WCD_SPI_REL_ACCESS_RESP_V01 0x0021
		#define WCD_SPI_REQ_ACCESS_MSG_V01 0x0020
		#define WCD_SPI_BUFF_MSG_V01 0x0022
		#define WCD_SPI_REL_ACCESS_MSG_V01 0x0021
		#define WCD_SPI_REQ_ACCESS_RESP_V01 0x0020

		#define WCD_SPI_BUFF_CHANNELS_MAX_V01 0x08

		#define WCD_SPI_REQ_DATA_TRANSFER_V01 ((u64)0x01ULL)
		#define WCD_SPI_REQ_CONCURRENCY_V01 ((u64)0x02ULL)
		#define WCD_SPI_REQ_REMOTE_DOWN_V01 ((u64)0x04ULL)

		struct wcd_spi_req_access_msg_v01 {
		u8 reason_valid;
		u64 reason;
		};
		#define WCD_SPI_REQ_ACCESS_MSG_V01_MAX_MSG_LEN 11
		extern struct elem_info wcd_spi_req_access_msg_v01_ei[];

		struct wcd_spi_req_access_resp_v01 {
		struct qmi_response_type_v01 resp;
		};
		#define WCD_SPI_REQ_ACCESS_RESP_V01_MAX_MSG_LEN 7
		extern struct elem_info wcd_spi_req_access_resp_v01_ei[];

		struct wcd_spi_rel_access_msg_v01 {
		char placeholder;
		};
		#define WCD_SPI_REL_ACCESS_MSG_V01_MAX_MSG_LEN 0
		extern struct elem_info wcd_spi_rel_access_msg_v01_ei[];

		struct wcd_spi_rel_access_resp_v01 {
		struct qmi_response_type_v01 resp;
		};
		#define WCD_SPI_REL_ACCESS_RESP_V01_MAX_MSG_LEN 7
		extern struct elem_info wcd_spi_rel_access_resp_v01_ei[];

		struct wcd_spi_buff_msg_v01 {
		u32 buff_addr_1[WCD_SPI_BUFF_CHANNELS_MAX_V01];
		u8 buff_addr_2_valid;
		u32 buff_addr_2[WCD_SPI_BUFF_CHANNELS_MAX_V01];
		};
		#define WCD_SPI_BUFF_MSG_V01_MAX_MSG_LEN 70
		extern struct elem_info wcd_spi_buff_msg_v01_ei[];

		struct wcd_spi_buff_resp_v01 {
		struct qmi_response_type_v01 resp;
		};
		#define WCD_SPI_BUFF_RESP_V01_MAX_MSG_LEN 7
		extern struct elem_info wcd_spi_buff_resp_v01_ei[];

		#endif