From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265539AbTFWXNY (ORCPT ); Mon, 23 Jun 2003 19:13:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265592AbTFWXL7 (ORCPT ); Mon, 23 Jun 2003 19:11:59 -0400 Received: from palrel10.hp.com ([156.153.255.245]:50383 "EHLO palrel10.hp.com") by vger.kernel.org with ESMTP id S265544AbTFWWvK (ORCPT ); Mon, 23 Jun 2003 18:51:10 -0400 Date: Mon, 23 Jun 2003 16:05:16 -0700 To: Marcelo Tosatti , Jeff Garzik , Linux kernel mailing list Subject: [PATCH 2.4 IrDA] Export CRC routine to drivers Message-ID: <20030623230516.GE12593@bougret.hpl.hp.com> Reply-To: jt@hpl.hp.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.3.28i Organisation: HP Labs Palo Alto Address: HP Labs, 1U-17, 1501 Page Mill road, Palo Alto, CA 94304, USA. E-mail: jt@hpl.hp.com From: Jean Tourrilhes Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi Marcelo, This export avoid users to duplicate this code. Driver fixes will come later on. Please apply ;-) Jean ir241_export_crc-3.diff : ----------------------- o [FEATURE] Export CRC16 helper so that drivers can use it diff -u -p linux/include/net/irda/crc.d3.h linux/include/net/irda/crc.h --- linux/include/net/irda/crc.d3.h Mon Dec 2 16:02:41 2002 +++ linux/include/net/irda/crc.h Mon Dec 2 16:03:58 2002 @@ -28,6 +28,6 @@ static inline __u16 irda_fcs(__u16 fcs, } /* Recompute the FCS with len bytes appended. */ -unsigned short crc_calc( __u16 fcs, __u8 const *buf, size_t len); +unsigned short irda_calc_crc16( __u16 fcs, __u8 const *buf, size_t len); #endif diff -u -p linux/net/irda/crc.d3.c linux/net/irda/crc.c --- linux/net/irda/crc.d3.c Mon Dec 2 16:02:53 2002 +++ linux/net/irda/crc.c Mon Dec 2 16:03:58 2002 @@ -57,7 +57,7 @@ __u16 const irda_crc16_table[256] = 0x7bc7, 0x6a4e, 0x58d5, 0x495c, 0x3de3, 0x2c6a, 0x1ef1, 0x0f78 }; -unsigned short crc_calc( __u16 fcs, __u8 const *buf, size_t len) +unsigned short irda_calc_crc16( __u16 fcs, __u8 const *buf, size_t len) { while (len--) fcs = irda_fcs(fcs, *buf++); diff -u -p linux/net/irda/irsyms.d3.c linux/net/irda/irsyms.c --- linux/net/irda/irsyms.d3.c Mon Dec 2 16:03:22 2002 +++ linux/net/irda/irsyms.c Mon Dec 2 16:04:38 2002 @@ -44,6 +44,7 @@ #include #include #include +#include extern struct proc_dir_entry *proc_irda; @@ -158,6 +159,8 @@ EXPORT_SYMBOL(irda_task_delete); EXPORT_SYMBOL(async_wrap_skb); EXPORT_SYMBOL(async_unwrap_char); +EXPORT_SYMBOL(irda_calc_crc16); +EXPORT_SYMBOL(irda_crc16_table); EXPORT_SYMBOL(irda_start_timer); EXPORT_SYMBOL(setup_dma); EXPORT_SYMBOL(infrared_mode);