'\" t
.\"     Title: init_rs
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: April 2019
.\"    Manual: Public Functions Provided
.\"    Source: Kernel Hackers Manual 4.9.168
.\"  Language: English
.\"
.TH "INIT_RS" "9" "April 2019" "Kernel Hackers Manual 4\&.9\&." "Public Functions Provided"
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.SH "NAME"
init_rs \- Find a matching or allocate a new rs control structure
.SH "SYNOPSIS"
.HP \w'struct\ rs_control\ *\ init_rs('u
.BI "struct rs_control * init_rs(int\ " "symsize" ", int\ " "gfpoly" ", int\ " "fcr" ", int\ " "prim" ", int\ " "nroots" ");"
.SH "ARGUMENTS"
.PP
\fIsymsize\fR
.RS 4
the symbol size (number of bits)
.RE
.PP
\fIgfpoly\fR
.RS 4
the extended Galois field generator polynomial coefficients, with the 0th coefficient in the low order bit\&. The polynomial must be primitive;
.RE
.PP
\fIfcr\fR
.RS 4
the first consecutive root of the rs code generator polynomial in index form
.RE
.PP
\fIprim\fR
.RS 4
primitive element to generate polynomial roots
.RE
.PP
\fInroots\fR
.RS 4
RS code generator polynomial degree (number of roots)
.RE
.SH "AUTHOR"
.PP
\fBThomas Gleixner\fR <\&tglx@linutronix.de\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br