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msm: adsprpc: add support to print logs on VERIFY failures

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Add support for eng builds to print error logs when VERIFY
statements fail. Driver needs to be recompiled with feature
flag enabled.

Change-Id: If3519003425bb40b3c653c88ed975f5a818c9bb2
Signed-off-by: Edgar Flores <edgarf@codeaurora.org>
This commit is contained in:
Edgar Flores 2020-05-06 12:32:08 -07:00 committed by Gerrit - the friendly Code Review server
parent 53badd7fe5
commit 0cc4c7b94a
2 changed files with 13 additions and 3 deletions
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8
drivers/char/adsprpc.c
View File

@ -2,6 +2,14 @@
/*
* Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
*/
/* Uncomment this block to log an error on every VERIFY failure */
/*
* #ifndef VERIFY_PRINT_ERROR
* #define VERIFY_PRINT_ERROR
* #endif
*/
#include <linux/dma-buf.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>

8
drivers/char/adsprpc_shared.h
View File

@ -105,8 +105,9 @@
#define REMOTE_SCALARS_MAKE(method, in, out) \
REMOTE_SCALARS_MAKEX(0, method, in, out, 0, 0)
#ifndef VERIFY_PRINT_ERROR
#ifdef VERIFY_PRINT_ERROR
#define VERIFY_EPRINTF(format, ...) pr_err(format, ##__VA_ARGS__)
#else
#define VERIFY_EPRINTF(format, args) (void)0
#endif
@ -118,13 +119,14 @@
#define __STR__(x) #x ":"
#define __TOSTR__(x) __STR__(x)
#define __FILE_LINE__ __FILE__ ":" __TOSTR__(__LINE__)
#define __ADSPRPC_LINE__ "adsprpc:" __TOSTR__(__LINE__)
#define VERIFY(err, val) \
do {\
VERIFY_IPRINTF(__FILE_LINE__"info: calling: " #val "\n");\
if ((val) == 0) {\
(err) = (err) == 0 ? -1 : (err);\
VERIFY_EPRINTF(__FILE_LINE__"error: %d: " #val "\n", (err));\
VERIFY_EPRINTF(__ADSPRPC_LINE__" error: %d: "#val "\n", (err));\
} else {\
VERIFY_IPRINTF(__FILE_LINE__"info: passed: " #val "\n");\
} \