diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/include/hmm/hmm_common.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/include/hmm/hmm_common.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/include/hmm/hmm_common.h b/drivers/staging/media/atomisp/pci/atomisp2/include/hmm/hmm_common.h new file mode 100644 index 0000000..f1593aa --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/include/hmm/hmm_common.h @@ -0,0 +1,100 @@ +/* + * Support for Medifield PNW Camera Imaging ISP subsystem. + * + * Copyright (c) 2010 Intel Corporation. All Rights Reserved. + * + * Copyright (c) 2010 Silicon Hive www.siliconhive.com. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + */ + +#ifndef __HMM_BO_COMMON_H__ +#define __HMM_BO_COMMON_H__ + +#define HMM_BO_NAME "HMM" + +/* + * some common use micros + */ +#define var_equal_return(var1, var2, exp, fmt, arg ...) \ + do { \ + if ((var1) == (var2)) { \ + dev_err(atomisp_dev, \ + fmt, ## arg); \ + return exp;\ + } \ + } while (0) + +#define var_equal_return_void(var1, var2, fmt, arg ...) \ + do { \ + if ((var1) == (var2)) { \ + dev_err(atomisp_dev, \ + fmt, ## arg); \ + return;\ + } \ + } while (0) + +#define var_equal_goto(var1, var2, label, fmt, arg ...) \ + do { \ + if ((var1) == (var2)) { \ + dev_err(atomisp_dev, \ + fmt, ## arg); \ + goto label;\ + } \ + } while (0) + +#define var_not_equal_goto(var1, var2, label, fmt, arg ...) \ + do { \ + if ((var1) != (var2)) { \ + dev_err(atomisp_dev, \ + fmt, ## arg); \ + goto label;\ + } \ + } while (0) + +#define check_null_return(ptr, exp, fmt, arg ...) \ + var_equal_return(ptr, NULL, exp, fmt, ## arg) + +#define check_null_return_void(ptr, fmt, arg ...) \ + var_equal_return_void(ptr, NULL, fmt, ## arg) + +/* hmm_mem_stat is used to trace the hmm mem used by ISP pipe. The unit is page + * number. + * + * res_size: reserved mem pool size, being allocated from system at system boot time. + * res_size >= res_cnt. + * sys_size: system mem pool size, being allocated from system at camera running time. + * dyc_size: dynamic mem pool size. + * dyc_thr: dynamic mem pool high watermark. + * dyc_size <= dyc_thr. + * usr_size: user ptr mem size. + * + * res_cnt: track the mem allocated from reserved pool at camera running time. + * tol_cnt: track the total mem used by ISP pipe at camera running time. + */ +struct _hmm_mem_stat { + int res_size; + int sys_size; + int dyc_size; + int dyc_thr; + int usr_size; + int res_cnt; + int tol_cnt; +}; + +extern struct _hmm_mem_stat hmm_mem_stat; + +#endif |