mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
4fa9c49f4d
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms and conditions of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope 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 the full gnu general public license is included in this distribution in the file called copying this program is free software you can redistribute it and or modify it under the terms and conditions of the gnu general public license 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 the full gnu general public license is included in this distribution in the file called copying extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 57 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141901.515993066@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* Copyright (C) 2017 Chelsio Communications. All rights reserved.
|
|
*/
|
|
|
|
#include "cxgb4.h"
|
|
#include "cudbg_if.h"
|
|
#include "cudbg_lib_common.h"
|
|
|
|
int cudbg_get_buff(struct cudbg_init *pdbg_init,
|
|
struct cudbg_buffer *pdbg_buff, u32 size,
|
|
struct cudbg_buffer *pin_buff)
|
|
{
|
|
u32 offset;
|
|
|
|
offset = pdbg_buff->offset;
|
|
if (offset + size > pdbg_buff->size)
|
|
return CUDBG_STATUS_NO_MEM;
|
|
|
|
if (pdbg_init->compress_type != CUDBG_COMPRESSION_NONE) {
|
|
if (size > pdbg_init->compress_buff_size)
|
|
return CUDBG_STATUS_NO_MEM;
|
|
|
|
pin_buff->data = (char *)pdbg_init->compress_buff;
|
|
pin_buff->offset = 0;
|
|
pin_buff->size = size;
|
|
return 0;
|
|
}
|
|
|
|
pin_buff->data = (char *)pdbg_buff->data + offset;
|
|
pin_buff->offset = offset;
|
|
pin_buff->size = size;
|
|
return 0;
|
|
}
|
|
|
|
void cudbg_put_buff(struct cudbg_init *pdbg_init,
|
|
struct cudbg_buffer *pin_buff)
|
|
{
|
|
/* Clear compression buffer for re-use */
|
|
if (pdbg_init->compress_type != CUDBG_COMPRESSION_NONE)
|
|
memset(pdbg_init->compress_buff, 0,
|
|
pdbg_init->compress_buff_size);
|
|
|
|
pin_buff->data = NULL;
|
|
pin_buff->offset = 0;
|
|
pin_buff->size = 0;
|
|
}
|
|
|
|
void cudbg_update_buff(struct cudbg_buffer *pin_buff,
|
|
struct cudbg_buffer *pout_buff)
|
|
{
|
|
/* We already write to buffer provided by ethool, so just
|
|
* increment offset to next free space.
|
|
*/
|
|
pout_buff->offset += pin_buff->size;
|
|
}
|