drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_metrics.h

   1 /*
   2  * Support for Intel Camera Imaging ISP subsystem.
   3  * Copyright (c) 2015, Intel Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  */
  14
  15 #ifndef _SH_CSS_METRICS_H_
  16 #define _SH_CSS_METRICS_H_
  17
  18 #include <type_support.h>
  19
  20 struct sh_css_pc_histogram {
  21         unsigned length;
  22         unsigned *run;
  23         unsigned *stall;
  24         unsigned *msink;
  25 };
  26
  27 #if !defined(__USE_DESIGNATED_INITIALISERS__)
  28 #define DEFAULT_PC_HISTOGRAM \
  29 { \
  30         0, \
  31         NULL, \
  32         NULL, \
  33         NULL \
  34 }
  35 #endif
  36
  37 struct sh_css_binary_metrics {
  38         unsigned mode;
  39         unsigned id;
  40         struct sh_css_pc_histogram isp_histogram;
  41         struct sh_css_pc_histogram sp_histogram;
  42         struct sh_css_binary_metrics *next;
  43 };
  44
  45 #if !defined(__USE_DESIGNATED_INITIALISERS__)
  46 #define DEFAULT_BINARY_METRICS \
  47 { \
  48         0, \
  49         0, \
  50         DEFAULT_PC_HISTOGRAM, \
  51         DEFAULT_PC_HISTOGRAM, \
  52         NULL \
  53 }
  54 #endif
  55
  56 struct ia_css_frame_metrics {
  57         unsigned num_frames;
  58 };
  59
  60 struct sh_css_metrics {
  61         struct sh_css_binary_metrics *binary_metrics;
  62         struct ia_css_frame_metrics   frame_metrics;
  63 };
  64
  65 extern struct sh_css_metrics sh_css_metrics;
  66
  67 /* includes ia_css_binary.h, which depends on sh_css_metrics.h */
  68 #include "ia_css_types.h"
  69
  70 /* Sample ISP and SP pc and add to histogram */
  71 void sh_css_metrics_enable_pc_histogram(bool enable);
  72 void sh_css_metrics_start_frame(void);
  73 void sh_css_metrics_start_binary(struct sh_css_binary_metrics *metrics);
  74 void sh_css_metrics_sample_pcs(void);
  75
  76 #endif /* _SH_CSS_METRICS_H_ */