'\" t
.\"     Title: struct rs_control
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
.\"      Date: May 2018
.\"    Manual: Structures
.\"    Source: Kernel Hackers Manual 3.16.56
.\"  Language: English
.\"
.TH "STRUCT RS_CONTROL" "9" "May 2018" "Kernel Hackers Manual 3\&.16\&" "Structures"
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.SH "NAME"
struct_rs_control \- rs control structure
.SH "SYNOPSIS"
.sp
.nf
struct rs_control {
  int mm;
  int nn;
  uint16_t * alpha_to;
  uint16_t * index_of;
  uint16_t * genpoly;
  int nroots;
  int fcr;
  int prim;
  int iprim;
  int gfpoly;
  int (* gffunc) (int);
  int users;
  struct list_head list;
};  
.fi
.SH "MEMBERS"
.PP
mm
.RS 4
Bits per symbol
.RE
.PP
nn
.RS 4
Symbols per block (= (1<<mm)\-1)
.RE
.PP
alpha_to
.RS 4
log lookup table
.RE
.PP
index_of
.RS 4
Antilog lookup table
.RE
.PP
genpoly
.RS 4
Generator polynomial
.RE
.PP
nroots
.RS 4
Number of generator roots = number of parity symbols
.RE
.PP
fcr
.RS 4
First consecutive root, index form
.RE
.PP
prim
.RS 4
Primitive element, index form
.RE
.PP
iprim
.RS 4
prim\-th root of 1, index form
.RE
.PP
gfpoly
.RS 4
The primitive generator polynominal
.RE
.PP
gffunc
.RS 4
Function to generate the field, if non\-canonical representation
.RE
.PP
users
.RS 4
Users of this structure
.RE
.PP
list
.RS 4
List entry for the rs control list
.RE
.SH "AUTHOR"
.PP
\fBThomas Gleixner\fR <\&tglx@linutronix.de\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br