Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Unverified Commit 3aa41146 authored by derfelot's avatar derfelot
Browse files

misc: Add Socionext mm_tuner driver support from Sony kernel 

Taken from Sony 47.2.A.10.107 stock kernel
parent a3993fee

drivers/misc/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -618,4 +618,5 @@ source "drivers/misc/mic/Kconfig" 
source "drivers/misc/genwqe/Kconfig"

source "drivers/misc/echo/Kconfig"

source "drivers/misc/cxl/Kconfig"

source "drivers/misc/mm_tuner/Kconfig"

endmenu

drivers/misc/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -69,3 +69,4 @@ obj-y += qcom/ 
obj-$(CONFIG_QPNP_MISC) 	+= qpnp-misc.o

obj-$(CONFIG_MEMORY_STATE_TIME) += memory_state_time.o

obj-$(CONFIG_LDO_VIBRATOR) += ldo_vibrator.o

obj-$(CONFIG_MMTUNER_MN8855x) += mm_tuner/

drivers/misc/mm_tuner/Kconfig

0 → 100644
+16 −0
Original line number Diff line number Diff line 
config MMTUNER_MN8855x

	tristate "Socionext mm_tuner driver support"

	---help---

	  This module adds support for wireless adapters based on

	  Socionext MN8855x chipset.



	  If you choose to build a module, it'll be called mm_tuner. Say Y if

	  unsure.



config MMTUNER_DEBUG

        bool "Socionext MN8855x Debug message mode"

	depends on MMTUNER_MN8855x

	default n

	---help---

	  MN8855x driver debug message mode. Say Y when you want to debug.

drivers/misc/mm_tuner/Makefile

0 → 100644
+162 −0
Original line number Diff line number Diff line 
##############################################################################

# Makefile for TUNER Driver

##############################################################################



#driver name

ifndef DRV_NAME

DRV_NAME = mm_tuner

endif



LOCAL_INC    += $(src)/include

LOCAL_COMMON += $(src)/include_share



subdir-ccflags-y += -I$(LOCAL_INC)

subdir-ccflags-y += -I$(LOCAL_COMMON)



OBJS := src/tuner_drv.o

OBJS += src/tuner_drv_hw.o



#PATH compile options

CONFIG_MMTUNER_DPATH=SPI

CONFIG_MMTUNER_CPATH=SPI



ifeq ($(CONFIG_MMTUNER_DEBUG), y)

  subdir-ccflags-y += -DDEBUG

endif

ifeq ($(CONFIG_MMTUNER_MN8855x), m)

  subdir-ccflags-y += -fno-pic

endif

ifdef $(CONFIG_MMTUNER_I2CPARPORTX)

  subdir-ccflags-y += -DTUNER_CONFIG_IRQ_PC_LINUX

endif

ifeq ($(CONFIG_MMTUNER_HOSTCPU), pandaboard)

  subdir-ccflags-y += -DPANDABOARD

endif

ifeq ($(CONFIG_MMTUNER_HOSTCPU), dragon410c)

  subdir-ccflags-y += -DDRAGON410C

endif

ifeq ($(CONFIG_NO_DEVICE_TREE), y)

  subdir-ccflags-y += -DTUNER_CONFIG_NO_DEVICE_TREE

endif



#

# SPI compile options

#  CONFIG_MMTUNER_TSIF_SPI_EDGE : Use edge mode for SPI

#  CONFIG_MMTUNER_TSIF_SI_EXT   : Use Extend Read command for packet read

#  CONFIG_MMTUNER_DIV_SPI_MSG   : Use message separetion mode for SPI

#

ifeq ($(CONFIG_MMTUNER_TSIF_SPI_EDGE), y)

  subdir-ccflags-y += -DTUNER_CONFIG_SPI_EDGE

endif

ifeq ($(CONFIG_MMTUNER_TSIF_SPI_EXT), y)

  subdir-ccflags-y += -DTUNER_CONFIG_SPI_EXTREAD

endif

ifeq ($(CONFIG_MMTUNER_DIV_SPI_MSG), y)

  OBJS += src/tuner_drv_hw_spi.o

  subdir-ccflags-y += -DTUNER_CONFIG_SPI_DIVMSG

endif

ifeq ($(CONFIG_MMTUNER_SPI_BREAKCODE), y)

  subdir-ccflags-y += -DTUNER_CONFIG_SPI_BREAKCODE

endif





ifeq ($(CONFIG_MMTUNER_DPATH), SDIO)

  OBJS += src/tuner_drv_hw_sdio.o

  subdir-ccflags-y += -DDPATH_SDIO

endif

ifeq ($(CONFIG_MMTUNER_DPATH), SPI)

  OBJS += src/tuner_drv_hw_spi.o

  subdir-ccflags-y += -DDPATH_SPI

endif

ifeq ($(CONFIG_MMTUNER_CPATH), I2C)

  OBJS += src/tuner_drv_hw_i2c.o

  subdir-ccflags-y += -DCPATH_I2C

endif

ifeq ($(CONFIG_MMTUNER_CPATH), SPI)

  subdir-ccflags-y += -DCPATH_SPI

endif

ifeq ($(CONFIG_MMTUNER_CPATH), SDIO)

  subdir-ccflags-y += -DCPATH_SDIO

endif



#SPI performance measurement debug

#GP Get Packet

#DR Get DATAREADY

#subdir-ccflags-y += -DSPI_GP_MESURE_DEBUG

#subdir-ccflags-y += -DSPI_DR_MESURE_DEBUG



#

# PID NULL FILTER

#

ifeq ($(CONFIG_MMTUNER_NULLFILTER), y)

  subdir-ccflags-y += -DTUNER_CONFIG_PF_NULLFILTER

endif



#

# BYTE ORDER CONFIGURATION.

#

ifeq ($(CONFIG_MMTUNER_MSBFIRST), y)

  subdir-ccflags-y += -DTUNER_CONFIG_SLV_MSBFIRST

endif



#

# DMA ALIGNMENT

#

ifdef CONFIG_MMTUNER_ALIGN

  subdir-ccflags-y += -DTUNER_CONFIG_SPI_ALIGN=${CONFIG_MMTUNER_ALIGN}

endif





#

# AES compile options

#

#   CONFIG_MMTUNER_AES = y : Use AES but does not check TS header of 1st packet

#   CONFIG_MMTUNER_AES = c : Use AES and check TS header of 1st packet

#

ifeq ($(CONFIG_MMTUNER_AES), y)

  OBJS += src/tuner_drv_hw_aes.o

  subdir-ccflags-y += -DTUNER_CONFIG_AES_ENABLE

endif



ifeq ($(CONFIG_MMTUNER_AES), c)

  OBJS += src/tuner_drv_hw_aes.o

  OBJS += src/aes_sample.o

  subdir-ccflags-y += -DTUNER_CONFIG_AES_ENABLE

  subdir-ccflags-y += -DTUNER_CONFIG_AES_TSCHK

endif





#

# GPIF compile options

#

# CONFIG_MMTUNER_DPATH = GPIF  : Use GPIF for DPATH

# CONFIG_MMTUNER_CPATH = GPIF  : Use GPIF for CPATH

# CONFIG_MMTUNER_TSIF_GPIF_DMA : Use DMA transfer for DPATH

#

ifeq ($(CONFIG_MMTUNER_DPATH), GPIF)

  OBJS += src/gpif.o

  OBJS += src/gpmc.o

  OBJS += src/tuner_drv_hw_gpif.o

  subdir-ccflags-y += -DDPATH_GPIF

endif

ifeq ($(CONFIG_MMTUNER_CPATH), GPIF)

  subdir-ccflags-y += -DCPATH_GPIF

endif

ifeq ($(CONFIG_MMTUNER_TSIF_GPIF_DMA), y)

  subdir-ccflags-y += -DTUNER_CONFIG_GPIF_DMA

endif



#

# Addtional libaray path is here

#

ifdef CONFIG_MMTUNER_LIBS

  subdir-ccflags-y += -I${CONFIG_MMTUNER_LIBS}

endif







$(DRV_NAME)-objs += $(OBJS)



obj-$(CONFIG_MMTUNER_MN8855x) = $(DRV_NAME).o



clean-files := *.o .*.cmd modules.builtin modules.order

drivers/misc/mm_tuner/include/tuner_drv.h

0 → 100644
+170 −0
Original line number Diff line number Diff line 
/***************************************************************************//**

 *

 *  @file		tuner_drv.h

 *

 *  @brief		common header file for mm_tuner55x driver

 *

 ****************************************************************************//*

 * Copyright (c) 2015 Socionext Inc.

 *******************************************************************************

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  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.

 *

 ******************************************************************************/

/*

 * Copyright (C) 2016 Sony Mobile Communications Inc.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2, as

 * published by the Free Software Foundation.

 */

/*..+....1....+....2....+....3....+....4....+....5....+....6....+....7....+...*/

#ifndef _TUNER_DRV_H

#define _TUNER_DRV_H



#ifdef DEBUG

#include <linux/string.h>

#define __file__		(strrchr(__FILE__, '/') + 1)

#else

#endif



#include <linux/interrupt.h>

#include <linux/slab.h>

#include <linux/mutex.h>



#include "tuner_drv_sys.h"



/**

 * Structure providing the version of the tuner driver runtime

 */

struct _mmtuner_version {

	/** target device identifier

	 *

	 * Device id means two digits of bottom of type name.

	 */

	const uint8_t device;



	/** driver major version */

	const uint8_t major;



	/** driver minor version */

	const uint8_t minor;



	/** driver tinny version */

	const uint8_t hotfix;



	/** driver release candidate suffix string, e.g. "-rc4". */

	const char *rc;



	/** driver description */

	const char *describe;

};



/**

 * MMTUNER context structure that contain some parameters and

 * handle of the kernel threads.

 */

struct _mmtuner_cntxt {

	/* wait queue for the poll/select system call */

	wait_queue_head_t poll_waitq;

	/* exclusive control to access poll_flag */

	spinlock_t poll_lock;

	/* status flag for poll/select */

	uint32_t poll_flag;



	/* ID of kernel thread that handle interrupts (IRQ) from tuner device */

	struct task_struct *irqth_id;

	/* IRQ kernel thread wake up flag */

	uint32_t irqth_flag;

	/* IRQ kernel thread wait queue */

	wait_queue_head_t irqth_waitq;



	/* to record the IRQ (event) factor */

	union _tuner_data_event ev;



	/* multiple open count */

	uint32_t opcnt;

};



struct _tsif_cntxt {

	/* TS I/F Thread */

	struct task_struct *tsifth_id;	/* Kernel thread ID */

	bool tsifth_wait;				/* Wait indicator */

	uint32_t tsifth_flag;			/* wake up flag */

	wait_queue_head_t tsifth_waitq;	/* wait queue */



	/* TS packet buffer */

	uint8_t *pktbuf;		/* pointer to TS packet buffer */

	uint8_t *spibuf;		/* pointer to SPI transfer*/

	uint32_t pwr;			/* write position of TS packet buffer */

	uint32_t prd;			/* read position of TS packet buffer */

	uint32_t ovf;			/* packet buffer overflow counter */



	enum _bw_seg bw;		/* reception SEGment system */

	size_t ts_rxpkt_num;	/* num of packets a RX transaction */

	size_t ts_rx_size;		/* RX transaction byte size */

	size_t ts_pktbuf_size;	/* TS receive buffer size */



	/* read (TS data read) */

	uint32_t tsread_flag;			/* wake up flag */

	wait_queue_head_t tsread_waitq;	/* wait queue */



	struct _tuner_data_tsif *tsif;

};



/* flag bit position of IRQ kernel thread */

#define TUNER_IRQTH_NONE		0x00000000	/* initial flag */

#define TUNER_IRQKTH_CATCHIRQ	0x00000001	/* interrupt flag position */

#define TUNER_KTH_END			0x80000000	/* end flag position */



/* flag bit position of TS buffering thread */

#define TUNER_TSIFTH_NONE		0x00000000	/* initial flag */

#define TUNER_TSIFTH_ACTIVE		0x00000001	/* thread is working */

#define TUNER_TSIFTH_END		0x80000000	/* end flag position */



#define TUNER_TSIFTH_FIFOERROR_MAX	(10)



/* TS I/F thread retry & wait time */

#define TUNER_TSIFTH_SLEEP_RETRY	(500)

#define TUNER_TSIFTH_SLEEP_MIN		(1000)

#define TUNER_TSIFTH_SLEEP_MAX		(2000)



/* flag bit position of TS reading */

#define TUNER_TSREAD_WAIT		0x00000000	/* wait */

#define TUNER_TSREAD_IDLE		0x00000001	/* idle (initial) */

#define TUNER_TSREAD_ACTIVE		0x00000002	/* active (reading) */

#define TUNER_TSREAD_TIMEOUT	0x00000004	/* Timeout */

#define TUNER_TSREAD_END		0x80000000	/* end */





/* 4 : Use both IL=2 and IL=4 , then packet buffer is 1.0Mb (default)*/

/* 2 : USE ONLY IL=2 , then expand packet buffer to 2.7Mb */

/* Please set TUNER_TSPKTBUF_MODE to 2

*  when you don't need to Interleave mode 4

*/

#define TUNER_TSPKTBUF_MODE     4



/* Maximum packet buffer size is defined by MAX_TSPKTBUF_SIZE.

*  Also it will be limited by MAX_TSPKTBUF_BANK. The size of

*  packet buffer will be calculated by the below,

*  maxbank = TUNER_MAX_TSPKTBUF_SIZE/lowerlimit;

*  if ( maxbank > TUNER_MAX_TSPKTBUF_BANK ) maxbank = TUNER_MAX_TSPKTBUF_BANK;

*  packet buffer size =  tc->ts_rx_size) * maxbank;

*/

#define TUNER_MAX_TSPKTBUF_SIZE 2097152

#define TUNER_MAX_TSPKTBUF_BANK 12



extern irqreturn_t tuner_interrupt(int irq, void *dev_id);



#endif /* _TUNER_DRV_H */

/*******************************************************************************

 * Copyright (c) 2015 Socionext Inc.

 ******************************************************************************/