mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-10 01:12:45 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
155
drivers/misc/gnss_if/include/exynos_ipc.h
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155
drivers/misc/gnss_if/include/exynos_ipc.h
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/*
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* Copyright (C) 2010 Samsung Electronics.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __EXYNOS_IPC_H__
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#define __EXYNOS_IPC_H__
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#include <linux/types.h>
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#include "gnss.h"
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#define EXYNOS_SINGLE_MASK (0b11000000)
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#define EXYNOS_MULTI_START_MASK (0b10000000)
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#define EXYNOS_MULTI_LAST_MASK (0b01000000)
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#define EXYNOS_START_MASK 0xABCD
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#define EXYNOS_START_OFFSET 0
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#define EXYNOS_START_SIZE 2
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#define EXYNOS_FRAME_SEQ_OFFSET 2
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#define EXYNOS_FRAME_SIZE 2
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#define EXYNOS_FRAG_CONFIG_OFFSET 4
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#define EXYNOS_FRAG_CONFIG_SIZE 2
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#define EXYNOS_LEN_OFFSET 6
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#define EXYNOS_LEN_SIZE 2
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#define EXYNOS_CH_ID_OFFSET 8
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#define EXYNOS_CH_SIZE 1
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#define EXYNOS_CH_SEQ_OFFSET 9
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#define EXYNOS_CH_SEQ_SIZE 1
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#define EXYNOS_HEADER_SIZE 12
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#define EXYNOS_DATA_LOOPBACK_CHANNEL 82
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#define EXYNOS_FMT_NUM 1
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#define EXYNOS_RFS_NUM 10
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struct __packed frag_config {
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u8 frame_first:1,
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frame_last:1,
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packet_index:6;
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u8 frame_index;
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};
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/* EXYNOS link-layer header */
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struct __packed exynos_link_header {
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u16 seq;
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struct frag_config cfg;
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u16 len;
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u16 reserved_1;
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u8 ch_id;
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u8 ch_seq;
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u16 reserved_2;
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};
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struct __packed exynos_seq_num {
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u16 frame_cnt;
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u8 ch_cnt[255];
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};
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struct exynos_frame_data {
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/* Frame length calculated from the length fields */
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unsigned int len;
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/* The length of link layer header */
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unsigned int hdr_len;
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/* The length of received header */
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unsigned int hdr_rcvd;
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/* The length of link layer payload */
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unsigned int pay_len;
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/* The length of received data */
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unsigned int pay_rcvd;
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/* The length of link layer padding */
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unsigned int pad_len;
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/* The length of received padding */
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unsigned int pad_rcvd;
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/* Header buffer */
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u8 hdr[EXYNOS_HEADER_SIZE];
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};
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static inline bool exynos_start_valid(u8 *frm)
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{
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u16 cfg = *(u16 *)(frm + EXYNOS_START_OFFSET);
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return cfg == EXYNOS_START_MASK ? true : false;
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}
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static inline bool exynos_multi_start_valid(u8 *frm)
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{
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u16 cfg = *(u16 *)(frm + EXYNOS_FRAG_CONFIG_OFFSET);
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return ((cfg >> 8) & EXYNOS_MULTI_START_MASK) == EXYNOS_MULTI_START_MASK;
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}
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static inline bool exynos_multi_last_valid(u8 *frm)
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{
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u16 cfg = *(u16 *)(frm + EXYNOS_FRAG_CONFIG_OFFSET);
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return ((cfg >> 8) & EXYNOS_MULTI_LAST_MASK) == EXYNOS_MULTI_LAST_MASK;
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}
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static inline bool exynos_single_frame(u8 *frm)
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{
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u16 cfg = *(u16 *)(frm + EXYNOS_FRAG_CONFIG_OFFSET);
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return ((cfg >> 8) & EXYNOS_SINGLE_MASK) == EXYNOS_SINGLE_MASK;
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}
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static inline u8 exynos_get_ch(u8 *frm)
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{
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return frm[EXYNOS_CH_ID_OFFSET];
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}
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static inline unsigned int exynos_calc_padding_size(unsigned int len)
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{
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unsigned int residue = len & 0x3;
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return residue ? (4 - residue) : 0;
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}
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static inline unsigned int exynos_get_frame_len(u8 *frm)
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{
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return (unsigned int)*(u16 *)(frm + EXYNOS_LEN_OFFSET);
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}
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static inline unsigned int exynos_get_total_len(u8 *frm)
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{
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unsigned int len;
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unsigned int pad;
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len = exynos_get_frame_len(frm);
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pad = exynos_calc_padding_size(len) ? exynos_calc_padding_size(len) : 0;
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return len + pad;
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}
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static inline bool exynos_padding_exist(u8 *frm)
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{
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return exynos_calc_padding_size(exynos_get_frame_len(frm)) ? true : false;
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}
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#endif
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215
drivers/misc/gnss_if/include/gnss.h
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215
drivers/misc/gnss_if/include/gnss.h
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/*
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* Copyright (C) 2014 Samsung Electronics.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __GNSS_IF_H__
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#define __GNSS_IF_H__
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#include <linux/platform_device.h>
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#include <linux/miscdevice.h>
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/**
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* struct gnss_io_t - declaration for io_device
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* @name: device name
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* @id: for SIPC4, contains format & channel information
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* (id & 11100000b)>>5 = format (eg, 0=FMT, 1=RAW, 2=RFS)
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* (id & 00011111b) = channel (valid only if format is RAW)
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* for SIPC5, contains only 8-bit channel ID
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* @format: device format
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* @io_type: type of this io_device
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* @links: list of link_devices to use this io_device
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* for example, if you want to use DPRAM and USB in an io_device.
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* .links = LINKTYPE(LINKDEV_DPRAM) | LINKTYPE(LINKDEV_USB)
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* @tx_link: when you use 2+ link_devices, set the link for TX.
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* If define multiple link_devices in @links,
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* you can receive data from them. But, cannot send data to all.
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* TX is only one link_device.
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* @app: the name of the application that will use this IO device
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*
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*/
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struct gnss_io_t {
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char *name;
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int id;
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char *app;
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};
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#define STR_SHMEM_BASE "shmem_base"
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#define SHMEM_SIZE_1MB (1 << 20) /* 1 MB */
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#define SHMEM_SIZE_2MB (2 << 20) /* 2 MB */
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#define SHMEM_SIZE_4MB (4 << 20) /* 4 MB */
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enum gnss_bcmd_ctrl {
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CTRL0,
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CTRL1,
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CTRL2,
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CTRL3,
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BCMD_CTRL_COUNT,
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};
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enum gnss_reg_type {
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GNSS_REG_RX_IPC_MSG,
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GNSS_REG_TX_IPC_MSG,
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GNSS_REG_WAKE_LOCK,
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GNSS_REG_RX_HEAD,
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GNSS_REG_RX_TAIL,
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GNSS_REG_TX_HEAD,
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GNSS_REG_TX_TAIL,
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GNSS_REG_COUNT,
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};
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enum gnss_ipc_vector {
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GNSS_IPC_MBOX,
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GNSS_IPC_SHMEM,
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GNSS_IPC_COUNT,
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};
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struct gnss_mbox {
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int int_ap2gnss_bcmd;
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int int_ap2gnss_req_fault_info;
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int int_ap2gnss_ipc_msg;
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int int_ap2gnss_ack_wake_set;
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int int_ap2gnss_ack_wake_clr;
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int irq_gnss2ap_bcmd;
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int irq_gnss2ap_rsp_fault_info;
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int irq_gnss2ap_ipc_msg;
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int irq_gnss2ap_req_wake_clr;
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unsigned reg_bcmd_ctrl[BCMD_CTRL_COUNT];
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};
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struct gnss_shared_reg_value {
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int index;
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u32 __iomem *addr;
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};
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struct gnss_shared_reg {
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const char *name;
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struct gnss_shared_reg_value value;
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u32 device;
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};
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struct gnss_fault_data_area_value {
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u32 index;
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u8 __iomem *addr;
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};
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struct gnss_fault_data_area {
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const char *name;
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struct gnss_fault_data_area_value value;
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u32 size;
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u32 device;
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};
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struct gnss_pmu {
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int (*power)(int);
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int (*init)(void);
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int (*get_pwr_status)(void);
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int (*stop)(void);
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int (*start)(void);
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int (*clear_cp_fail)(void);
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int (*clear_cp_wdt)(void);
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};
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/* platform data */
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struct gnss_data {
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char *name;
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char *device_node_name;
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int irq_gnss_active;
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int irq_gnss_wdt;
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int irq_gnss_wakeup;
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struct gnss_mbox *mbx;
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struct gnss_shared_reg *reg[GNSS_REG_COUNT];
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struct gnss_fault_data_area fault_info;
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/* Information of IO devices */
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struct gnss_io_t *iodev;
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/* SHDMEM ADDR */
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u32 shmem_base;
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u32 shmem_size;
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u32 ipcmem_offset;
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u32 ipc_size;
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u32 ipc_reg_cnt;
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u8 __iomem *gnss_base;
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u8 __iomem *ipc_base;
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};
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struct shmem_conf {
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u32 shmem_base;
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u32 shmem_size;
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};
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#ifdef CONFIG_OF
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#define gif_dt_read_enum(np, prop, dest) \
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do { \
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u32 val; \
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if (of_property_read_u32(np, prop, &val)) \
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return -EINVAL; \
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dest = (__typeof__(dest))(val); \
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} while (0)
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#define gif_dt_read_bool(np, prop, dest) \
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do { \
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u32 val; \
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if (of_property_read_u32(np, prop, &val)) \
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return -EINVAL; \
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dest = val ? true : false; \
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} while (0)
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#define gif_dt_read_string(np, prop, dest) \
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do { \
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if (of_property_read_string(np, prop, \
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(const char **)&dest)) \
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return -EINVAL; \
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} while (0)
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#define gif_dt_read_u32(np, prop, dest) \
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do { \
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u32 val; \
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if (of_property_read_u32(np, prop, &val)) \
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return -EINVAL; \
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dest = val; \
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} while (0)
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#define gif_dt_read_u32_array(np, prop, dest, sz) \
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do { \
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if (of_property_read_u32_array(np, prop, dest, (sz))) \
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return -EINVAL; \
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} while (0)
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#endif
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#define LOG_TAG "gif: "
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#define CALLEE (__func__)
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#define CALLER (__builtin_return_address(0))
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#define gif_err_limited(fmt, ...) \
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printk_ratelimited(KERN_ERR "%s: " pr_fmt(fmt), __func__, ##__VA_ARGS__)
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#define gif_err(fmt, ...) \
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pr_err(LOG_TAG "%s: " pr_fmt(fmt), __func__, ##__VA_ARGS__)
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#define gif_debug(fmt, ...) \
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pr_debug(LOG_TAG "%s: " pr_fmt(fmt), __func__, ##__VA_ARGS__)
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#define gif_info(fmt, ...) \
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pr_info(LOG_TAG "%s: " pr_fmt(fmt), __func__, ##__VA_ARGS__)
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#define gif_trace(fmt, ...) \
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printk(KERN_DEBUG "gif: %s: %d: called(%pF): " fmt, \
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__func__, __LINE__, __builtin_return_address(0), ##__VA_ARGS__)
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#endif
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