2 * Support for Medifield PNW Camera Imaging ISP subsystem.
4 * Copyright (c) 2010 Intel Corporation. All Rights Reserved.
6 * Copyright (c) 2010 Silicon Hive www.siliconhive.com.
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version
10 * 2 as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
24 #ifndef __HMM_BO_COMMON_H__
25 #define __HMM_BO_COMMON_H__
27 #define HMM_BO_NAME "HMM"
30 * some common use micros
32 #define var_equal_return(var1, var2, exp, fmt, arg ...) \
34 if ((var1) == (var2)) { \
35 dev_err(atomisp_dev, \
41 #define var_equal_return_void(var1, var2, fmt, arg ...) \
43 if ((var1) == (var2)) { \
44 dev_err(atomisp_dev, \
50 #define var_equal_goto(var1, var2, label, fmt, arg ...) \
52 if ((var1) == (var2)) { \
53 dev_err(atomisp_dev, \
59 #define var_not_equal_goto(var1, var2, label, fmt, arg ...) \
61 if ((var1) != (var2)) { \
62 dev_err(atomisp_dev, \
68 #define check_null_return(ptr, exp, fmt, arg ...) \
69 var_equal_return(ptr, NULL, exp, fmt, ## arg)
71 #define check_null_return_void(ptr, fmt, arg ...) \
72 var_equal_return_void(ptr, NULL, fmt, ## arg)
74 /* hmm_mem_stat is used to trace the hmm mem used by ISP pipe. The unit is page
77 * res_size: reserved mem pool size, being allocated from system at system boot time.
78 * res_size >= res_cnt.
79 * sys_size: system mem pool size, being allocated from system at camera running time.
80 * dyc_size: dynamic mem pool size.
81 * dyc_thr: dynamic mem pool high watermark.
82 * dyc_size <= dyc_thr.
83 * usr_size: user ptr mem size.
85 * res_cnt: track the mem allocated from reserved pool at camera running time.
86 * tol_cnt: track the total mem used by ISP pipe at camera running time.
88 struct _hmm_mem_stat {
98 extern struct _hmm_mem_stat hmm_mem_stat;