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Commit bf164540 authored by Sreelakshmi Gownipalli's avatar Sreelakshmi Gownipalli Committed by Gerrit - the friendly Code Review server
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diag: Add auto query support for diag over stm 



Add auto query command response support for
diag over stm.

Change-Id: I3cb235f95ec9152962726a0ba7894fd6133bf945
Signed-off-by: default avatarSreelakshmi Gownipalli <sgownipa@codeaurora.org>
parent 40c1b6f6

drivers/char/diag/diagfwd.c

+5 −4
Original line number Diff line number Diff line 
/* Copyright (c) 2008-2017, The Linux Foundation. All rights reserved.

/* Copyright (c) 2008-2018, 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
@@ -594,14 +594,15 @@ int diag_process_stm_cmd(unsigned char *buf, unsigned char *dest_buf) 
	 * Check if command is valid. If the command is asking for

	 * status, then the processor mask field is to be ignored.

	 */

	if ((version != 2) || (cmd > STATUS_STM) ||

		((cmd != STATUS_STM) && ((mask == 0) || (0 != (mask >> 4))))) {

	if ((version != 2) || (cmd > STM_AUTO_QUERY) ||

		((cmd != STATUS_STM && cmd != STM_AUTO_QUERY) &&

		((mask == 0) || (0 != (mask >> 4))))) {

		/* Command is invalid. Send bad param message response */

		dest_buf[0] = BAD_PARAM_RESPONSE_MESSAGE;

		for (i = 0; i < STM_CMD_NUM_BYTES; i++)

			dest_buf[i+1] = *(buf + i);

		return STM_CMD_NUM_BYTES+1;

	} else if (cmd != STATUS_STM) {

	} else if (cmd != STATUS_STM && cmd != STM_AUTO_QUERY) {

		if (mask & DIAG_STM_MODEM)

			diag_process_stm_mask(cmd, DIAG_STM_MODEM,

					      PERIPHERAL_MODEM);

drivers/char/diag/diagfwd_cntl.h

+2 −2
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
@@ -77,7 +77,7 @@ 
#define DISABLE_STM	0

#define ENABLE_STM	1

#define STATUS_STM	2



#define STM_AUTO_QUERY  3

#define UPDATE_PERIPHERAL_STM_STATE	1

#define CLEAR_PERIPHERAL_STM_STATE	2