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Commit fc53f4ff authored by Rohit Vaswani's avatar Rohit Vaswani
Browse files

ssbi: Move ssbi struct to header file 



Add support to use SSBI1 and SSBI2 from a single driver.

Change-Id: I673adc3633851dd76d2deb5ffbb4182ece578029
Acked-by: default avatarEdward Rodrigues <erodrigu@qti.qualcomm.com>
Signed-off-by: default avatarRohit Vaswani <rvaswani@codeaurora.org>
parent 23319934

drivers/ssbi/ssbi.c

+2 −13
Original line number Diff line number Diff line
@@ -147,15 +147,6 @@ int mode_2_ram_array[GENI_RAM_SIZE] = { 
	0x00041017, 0x00101000, 0x00001200, 0x0008201C, 0x00000000

};



struct ssbi {

	struct device		*slave;

	void __iomem		*base;

	spinlock_t		lock;

	enum ssbi_controller_type controller_type;

	int (*read)(struct ssbi *, u16 addr, u8 *buf, int len);

	int (*write)(struct ssbi *, u16 addr, u8 *buf, int len);

};



#define to_ssbi(dev)	platform_get_drvdata(to_platform_device(dev))



static inline u32 ssbi_readl(struct ssbi *ssbi, u32 reg)
@@ -424,7 +415,7 @@ int ssbi_write(struct device *dev, u16 addr, u8 *buf, int len) 
}

EXPORT_SYMBOL_GPL(ssbi_write);



static void  set_ssbi_mode_2(void __iomem *geni_offset)

void  set_ssbi_mode_2(void __iomem *geni_offset)

{

	int i;
@@ -451,7 +442,7 @@ static void set_ssbi_mode_2(void __iomem *geni_offset) 
			GENI_ARB_CHNL_CONFIG_ADDDR + 4 * i);

}



static void  set_ssbi_mode_1(void __iomem *geni_offset)

void  set_ssbi_mode_1(void __iomem *geni_offset)

{

	int i;
@@ -523,10 +514,8 @@ static int ssbi_probe(struct platform_device *pdev) 
		ssbi->controller_type = MSM_SBI_CTRL_PMIC_ARBITER;

	else if (strcmp(type, "geni-ssbi-arbiter") == 0) {

		ssbi->controller_type = FSM_SBI_CTRL_GENI_SSBI_ARBITER;

		set_ssbi_mode_1(ssbi->base);

	} else if (strcmp(type, "geni-ssbi2-arbiter") == 0) {

		ssbi->controller_type = FSM_SBI_CTRL_GENI_SSBI2_ARBITER;

		set_ssbi_mode_2(ssbi->base);

	} else {

		pr_err("Unknown qcom,controller-type\n");

		ret = -EINVAL;

include/linux/ssbi.h

+12 −1
Original line number Diff line number Diff line 
/* Copyright (C) 2010 Google, Inc.

 * Copyright (c) 2011,2013, The Linux Foundation. All rights reserved.

 * Copyright (c) 2011,2013-2014 The Linux Foundation. All rights reserved.

 * Author: Dima Zavin <dima@android.com>

 *

 * This program is free software; you can redistribute it and/or modify
@@ -35,6 +35,17 @@ struct ssbi_platform_data { 
	enum ssbi_controller_type controller_type;

};



struct ssbi {

	struct device           *slave;

	void __iomem            *base;

	spinlock_t              lock;

	enum ssbi_controller_type controller_type;

	int (*read)(struct ssbi *, u16 addr, u8 *buf, int len);

	int (*write)(struct ssbi *, u16 addr, u8 *buf, int len);

};



int ssbi_write(struct device *dev, u16 addr, u8 *buf, int len);

int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len);

void  set_ssbi_mode_1(void __iomem *geni_offset);

void  set_ssbi_mode_2(void __iomem *geni_offset);

#endif