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Commit 655e49b3 authored by Sreelakshmi Gownipalli's avatar Sreelakshmi Gownipalli Committed by Manoj Prabhu B
Browse files

diag: Add support for modified mhi interface 



Align diag mhi interface to new upstreaming mhi apis.

Change-Id: I0738e2caf4eb8cd2b23e58159b90d79d46fc7c6c
Signed-off-by: default avatarSreelakshmi Gownipalli <sgownipa@codeaurora.org>
parent bc44cd2d

drivers/char/diag/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -27,7 +27,7 @@ config DIAG_OVER_USB 
config DIAGFWD_BRIDGE_CODE

	bool "Enable QSC/9K DIAG traffic over SMUX/HSIC"

	depends on DIAG_CHAR

	depends on USB_QCOM_DIAG_BRIDGE || MSM_MHI

	depends on USB_QCOM_DIAG_BRIDGE || MHI_BUS

	default y

	help

	  SMUX/HSIC Transport Layer for DIAG Router. When the MHI/SMUX endpoints

drivers/char/diag/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -3,4 +3,4 @@ obj-$(CONFIG_DIAG_CHAR) += diag_mux.o diag_memorydevice.o diag_usb.o diagmem.o d 
obj-$(CONFIG_DIAGFWD_BRIDGE_CODE) += diagfwd_bridge.o

obj-$(CONFIG_USB_QCOM_DIAG_BRIDGE) += diagfwd_hsic.o

obj-$(CONFIG_USB_QCOM_DIAG_BRIDGE) += diagfwd_smux.o

obj-$(CONFIG_MSM_MHI) += diagfwd_mhi.o
 
obj-$(CONFIG_MHI_BUS) += diagfwd_mhi.o

drivers/char/diag/diag_dci.c

+2 −6
Original line number Diff line number Diff line
@@ -2715,7 +2715,7 @@ static void diag_dci_init_handshake_remote(void) 
	}

}



static int diag_dci_init_remote(void)

int diag_dci_init_remote(void)

{

	int i;

	struct dci_ops_tbl_t *temp = NULL;
@@ -2743,7 +2743,7 @@ static int diag_dci_init_remote(void) 
	return 0;

}

#else

static int diag_dci_init_remote(void)

int diag_dci_init_remote(void)

{

	return 0;

}
@@ -2756,10 +2756,6 @@ static int diag_dci_init_ops_tbl(void) 
	err = diag_dci_init_local();

	if (err)

		goto err;

	err = diag_dci_init_remote();

	if (err)

		goto err;



	return 0;



err:

drivers/char/diag/diag_dci.h

+2 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.

/* Copyright (c) 2012-2018 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
@@ -323,6 +323,7 @@ unsigned char *dci_get_buffer_from_bridge(int token); 
int diag_dci_write_bridge(int token, unsigned char *buf, int len);

int diag_dci_write_done_bridge(int index, unsigned char *buf, int len);

int diag_dci_send_handshake_pkt(int index);

int diag_dci_init_remote(void);

#endif



#endif

drivers/char/diag/diag_debugfs.c

+6 −8
Original line number Diff line number Diff line 
/* Copyright (c) 2011-2017, The Linux Foundation. All rights reserved.

/* Copyright (c) 2011-2018, 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
@@ -25,7 +25,7 @@ 
#include "diagfwd_hsic.h"

#include "diagfwd_smux.h"

#endif

#ifdef CONFIG_MSM_MHI

#ifdef CONFIG_MHI_BUS

#include "diagfwd_mhi.h"

#endif

#include "diagmem.h"
@@ -789,7 +789,7 @@ const struct file_operations diag_dbgfs_hsicinfo_ops = { 
	.read = diag_dbgfs_read_hsicinfo,

};

#endif

#ifdef CONFIG_MSM_MHI

#ifdef CONFIG_MHI_BUS

static ssize_t diag_dbgfs_read_mhiinfo(struct file *file, char __user *ubuf,

				       size_t count, loff_t *ppos)

{
@@ -821,24 +821,22 @@ static ssize_t diag_dbgfs_read_mhiinfo(struct file *file, char __user *ubuf, 
		bytes_written = scnprintf(buf+bytes_in_buffer, bytes_remaining,

			"id: %d\n"

			"name: %s\n"

			"enabled %d\n"

			"bridge index: %s\n"

			"mempool: %s\n"

			"read ch opened: %d\n"

			"read ch hdl: %pK\n"

			"write ch opened: %d\n"

			"write ch hdl: %pK\n"

			"read work pending: %d\n"

			"read done work pending: %d\n"

			"open work pending: %d\n"

			"close work pending: %d\n\n",

			mhi_info->id,

			mhi_info->name,

			mhi_info->enabled,

			DIAG_BRIDGE_GET_NAME(mhi_info->dev_id),

			DIAG_MEMPOOL_GET_NAME(mhi_info->mempool),

			atomic_read(&mhi_info->read_ch.opened),

			mhi_info->read_ch.hdl,

			atomic_read(&mhi_info->write_ch.opened),

			mhi_info->write_ch.hdl,

			work_pending(&mhi_info->read_work),

			work_pending(&mhi_info->read_done_work),

			work_pending(&mhi_info->open_work),
@@ -1036,7 +1034,7 @@ int diag_debugfs_init(void) 
	if (!entry)

		goto err;

#endif

#ifdef CONFIG_MSM_MHI

#ifdef CONFIG_MHI_BUS

	entry = debugfs_create_file("mhiinfo", 0444, diag_dbgfs_dent, 0,

				    &diag_dbgfs_mhiinfo_ops);

	if (!entry)