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/*
* Copyright (c) 2016, 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
* only version 2 as published by the Free Software Foundation.
*
* 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.
*/
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <linux/debugfs.h>
#include <sound/apr_audio-v2.h>
/* ERROR STRING */
/* Success. The operation completed with no errors. */
#define ADSP_EOK_STR "ADSP_EOK"
/* General failure. */
#define ADSP_EFAILED_STR "ADSP_EFAILED"
/* Bad operation parameter. */
#define ADSP_EBADPARAM_STR "ADSP_EBADPARAM"
/* Unsupported routine or operation. */
#define ADSP_EUNSUPPORTED_STR "ADSP_EUNSUPPORTED"
/* Unsupported version. */
#define ADSP_EVERSION_STR "ADSP_EVERSION"
/* Unexpected problem encountered. */
#define ADSP_EUNEXPECTED_STR "ADSP_EUNEXPECTED"
/* Unhandled problem occurred. */
#define ADSP_EPANIC_STR "ADSP_EPANIC"
/* Unable to allocate resource. */
#define ADSP_ENORESOURCE_STR "ADSP_ENORESOURCE"
/* Invalid handle. */
#define ADSP_EHANDLE_STR "ADSP_EHANDLE"
/* Operation is already processed. */
#define ADSP_EALREADY_STR "ADSP_EALREADY"
/* Operation is not ready to be processed. */
#define ADSP_ENOTREADY_STR "ADSP_ENOTREADY"
/* Operation is pending completion. */
#define ADSP_EPENDING_STR "ADSP_EPENDING"
/* Operation could not be accepted or processed. */
#define ADSP_EBUSY_STR "ADSP_EBUSY"
/* Operation aborted due to an error. */
#define ADSP_EABORTED_STR "ADSP_EABORTED"
/* Operation preempted by a higher priority. */
#define ADSP_EPREEMPTED_STR "ADSP_EPREEMPTED"
/* Operation requests intervention to complete. */
#define ADSP_ECONTINUE_STR "ADSP_ECONTINUE"
/* Operation requests immediate intervention to complete. */
#define ADSP_EIMMEDIATE_STR "ADSP_EIMMEDIATE"
/* Operation is not implemented. */
#define ADSP_ENOTIMPL_STR "ADSP_ENOTIMPL"
/* Operation needs more data or resources. */
#define ADSP_ENEEDMORE_STR "ADSP_ENEEDMORE"
/* Operation does not have memory. */
#define ADSP_ENOMEMORY_STR "ADSP_ENOMEMORY"
/* Item does not exist. */
#define ADSP_ENOTEXIST_STR "ADSP_ENOTEXIST"
/* Unexpected error code. */
#define ADSP_ERR_MAX_STR "ADSP_ERR_MAX"
#ifdef CONFIG_SND_SOC_QDSP_DEBUG
static bool adsp_err_panic;
#ifdef CONFIG_DEBUG_FS
static struct dentry *debugfs_adsp_err;
static ssize_t adsp_err_debug_write(struct file *filp,
const char __user *ubuf, size_t cnt, loff_t *ppos)
{
char cmd;
if (copy_from_user(&cmd, ubuf, 1))
return -EFAULT;
if (cmd == '0')
adsp_err_panic = false;
else
adsp_err_panic = true;
return cnt;
}
static const struct file_operations adsp_err_debug_ops = {
.write = adsp_err_debug_write,
};
#endif
#endif
struct adsp_err_code {
int lnx_err_code;
char *adsp_err_str;
};
static struct adsp_err_code adsp_err_code_info[ADSP_ERR_MAX+1] = {
{ 0, ADSP_EOK_STR},
{ -ENOTRECOVERABLE, ADSP_EFAILED_STR},
{ -EINVAL, ADSP_EBADPARAM_STR},
{ -ENOSYS, ADSP_EUNSUPPORTED_STR},
{ -ENOPROTOOPT, ADSP_EVERSION_STR},
{ -ENOTRECOVERABLE, ADSP_EUNEXPECTED_STR},
{ -ENOTRECOVERABLE, ADSP_EPANIC_STR},
{ -ENOSPC, ADSP_ENORESOURCE_STR},
{ -EBADR, ADSP_EHANDLE_STR},
{ -EALREADY, ADSP_EALREADY_STR},
{ -EPERM, ADSP_ENOTREADY_STR},
{ -EINPROGRESS, ADSP_EPENDING_STR},
{ -EBUSY, ADSP_EBUSY_STR},
{ -ECANCELED, ADSP_EABORTED_STR},
{ -EAGAIN, ADSP_EPREEMPTED_STR},
{ -EAGAIN, ADSP_ECONTINUE_STR},
{ -EAGAIN, ADSP_EIMMEDIATE_STR},
{ -EAGAIN, ADSP_ENOTIMPL_STR},
{ -ENODATA, ADSP_ENEEDMORE_STR},
{ -EADV, ADSP_ERR_MAX_STR},
{ -ENOMEM, ADSP_ENOMEMORY_STR},
{ -ENODEV, ADSP_ENOTEXIST_STR},
{ -EADV, ADSP_ERR_MAX_STR},
};
#ifdef CONFIG_SND_SOC_QDSP_DEBUG
static inline void adsp_err_check_panic(u32 adsp_error)
{
if (adsp_err_panic && adsp_error != ADSP_EALREADY)
panic("%s: encounter adsp_err=0x%x\n", __func__, adsp_error);
}
#else
static inline void adsp_err_check_panic(u32 adsp_error) {}
#endif
int adsp_err_get_lnx_err_code(u32 adsp_error)
{
adsp_err_check_panic(adsp_error);
if (adsp_error > ADSP_ERR_MAX)
return adsp_err_code_info[ADSP_ERR_MAX].lnx_err_code;
else
return adsp_err_code_info[adsp_error].lnx_err_code;
}
char *adsp_err_get_err_str(u32 adsp_error)
{
if (adsp_error > ADSP_ERR_MAX)
return adsp_err_code_info[ADSP_ERR_MAX].adsp_err_str;
else
return adsp_err_code_info[adsp_error].adsp_err_str;
}
#if defined(CONFIG_SND_SOC_QDSP_DEBUG) && defined(CONFIG_DEBUG_FS)
static int __init adsp_err_init(void)
{
debugfs_adsp_err = debugfs_create_file("msm_adsp_audio_debug",
S_IFREG | S_IRUGO, NULL, NULL,
&adsp_err_debug_ops);
return 0;
}
device_initcall(adsp_err_init);
#endif
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