From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932281AbWDLRiu (ORCPT ); Wed, 12 Apr 2006 13:38:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932277AbWDLRiu (ORCPT ); Wed, 12 Apr 2006 13:38:50 -0400 Received: from emailhub.stusta.mhn.de ([141.84.69.5]:36101 "HELO mailout.stusta.mhn.de") by vger.kernel.org with SMTP id S932281AbWDLRit (ORCPT ); Wed, 12 Apr 2006 13:38:49 -0400 Date: Wed, 12 Apr 2006 19:38:47 +0200 From: Adrian Bunk To: Andrew Morton Cc: Domen Puncer , Alexey Dobriyan , linux-kernel@vger.kernel.org, philb@gnu.org, tim@cyberelk.net, andrea@suse.de, linux-parport@lists.infradead.org, spyro@f2s.com Subject: [RFC: 2.6 patch] Remove CONFIG_PARPORT_ARC, drivers/parport/parport_arc.c Message-ID: <20060412173847.GC6517@stusta.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: Domen Puncer It's wasn't referenced in Makefile since at least 2.2.8, unbuildable due to trivial typos and things like DATA_LATCH and arc_write_control() which doesn't exist. Adrian Bunk: adapted the patch to unrelated context changes Signed-off-by: Domen Puncer Signed-off-by: Alexey Dobriyan Signed-off-by: Adrian Bunk --- drivers/parport/Kconfig | 5 - drivers/parport/parport_arc.c | 139 ---------------------------------- 2 files changed, 144 deletions(-) --- a/drivers/parport/parport_arc.c +++ b/drivers/parport/parport_arc.c @@ -1,139 +0,0 @@ -/* Low-level parallel port routines for Archimedes onboard hardware - * - * Author: Phil Blundell - */ - -/* This driver is for the parallel port hardware found on Acorn's old - * range of Archimedes machines. The A5000 and newer systems have PC-style - * I/O hardware and should use the parport_pc driver instead. - * - * The Acorn printer port hardware is very simple. There is a single 8-bit - * write-only latch for the data port and control/status bits are handled - * with various auxilliary input and output lines. The port is not - * bidirectional, does not support any modes other than SPP, and has only - * a subset of the standard printer control lines connected. - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#define DATA_ADDRESS 0x3350010 - -/* This is equivalent to the above and only used for request_region. */ -#define PORT_BASE 0x80000000 | ((DATA_ADDRESS - IO_BASE) >> 2) - -/* The hardware can't read from the data latch, so we must use a soft - copy. */ -static unsigned char data_copy; - -/* These are pretty simple. We know the irq is never shared and the - kernel does all the magic that's required. */ -static void arc_enable_irq(struct parport *p) -{ - enable_irq(p->irq); -} - -static void arc_disable_irq(struct parport *p) -{ - disable_irq(p->irq); -} - -static void arc_interrupt(int irq, void *dev_id, struct pt_regs *regs) -{ - parport_generic_irq(irq, (struct parport *) dev_id, regs); -} - -static void arc_write_data(struct parport *p, unsigned char data) -{ - data_copy = data; - outb_t(data, DATA_LATCH); -} - -static unsigned char arc_read_data(struct parport *p) -{ - return data_copy; -} - -static struct parport_operations parport_arc_ops = -{ - .write_data = arc_write_data, - .read_data = arc_read_data, - - .write_control = arc_write_control, - .read_control = arc_read_control, - .frob_control = arc_frob_control, - - .read_status = arc_read_status, - - .enable_irq = arc_enable_irq, - .disable_irq = arc_disable_irq, - - .data_forward = arc_data_forward, - .data_reverse = arc_data_reverse, - - .init_state = arc_init_state, - .save_state = arc_save_state, - .restore_state = arc_restore_state, - - .epp_write_data = parport_ieee1284_epp_write_data, - .epp_read_data = parport_ieee1284_epp_read_data, - .epp_write_addr = parport_ieee1284_epp_write_addr, - .epp_read_addr = parport_ieee1284_epp_read_addr, - - .ecp_write_data = parport_ieee1284_ecp_write_data, - .ecp_read_data = parport_ieee1284_ecp_read_data, - .ecp_write_addr = parport_ieee1284_ecp_write_addr, - - .compat_write_data = parport_ieee1284_write_compat, - .nibble_read_data = parport_ieee1284_read_nibble, - .byte_read_data = parport_ieee1284_read_byte, - - .owner = THIS_MODULE, -}; - -/* --- Initialisation code -------------------------------- */ - -static int parport_arc_init(void) -{ - /* Archimedes hardware provides only one port, at a fixed address */ - struct parport *p; - struct resource res; - char *fake_name = "parport probe"); - - res = request_region(PORT_BASE, 1, fake_name); - if (res == NULL) - return 0; - - p = parport_register_port (PORT_BASE, IRQ_PRINTERACK, - PARPORT_DMA_NONE, &parport_arc_ops); - - if (!p) { - release_region(PORT_BASE, 1); - return 0; - } - - p->modes = PARPORT_MODE_ARCSPP; - p->size = 1; - rename_region(res, p->name); - - printk(KERN_INFO "%s: Archimedes on-board port, using irq %d\n", - p->irq); - - /* Tell the high-level drivers about the port. */ - parport_announce_port (p); - - return 1; -} - -module_init(parport_arc_init) --- linux-2.6.17-rc1-mm2-full/drivers/parport/Kconfig.old 2006-04-12 19:30:11.000000000 +0200 +++ linux-2.6.17-rc1-mm2-full/drivers/parport/Kconfig 2006-04-12 19:29:35.000000000 +0200 @@ -85,11 +85,6 @@ config PARPORT_NOT_PC bool -config PARPORT_ARC - tristate "Archimedes hardware" - depends on ARM && PARPORT - select PARPORT_NOT_PC - config PARPORT_IP32 tristate "SGI IP32 builtin port (EXPERIMENTAL)" depends on SGI_IP32 && PARPORT && EXPERIMENTAL