Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261315AbTIKPzi (ORCPT ); Thu, 11 Sep 2003 11:55:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261317AbTIKPzi (ORCPT ); Thu, 11 Sep 2003 11:55:38 -0400 Received: from mion.elka.pw.edu.pl ([194.29.160.35]:13311 "EHLO mion.elka.pw.edu.pl") by vger.kernel.org with ESMTP id S261315AbTIKPzb (ORCPT ); Thu, 11 Sep 2003 11:55:31 -0400 From: Bartlomiej Zolnierkiewicz To: linux-kernel@vger.kernel.org Subject: [PATCH][IDE] update qd65xx driver Date: Thu, 11 Sep 2003 17:57:35 +0200 User-Agent: KMail/1.5 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200309111757.35582.bzolnier@elka.pw.edu.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6755 Lines: 233 [IDE] update qd65xx driver - common qd65xx_init() for built-in and module - release hwif only if hwif->chipset == ide_qd65xx - mark exit functions with __exit - do not use ide_hwifs[] directly - minor cleanups drivers/ide/ide.c | 4 - drivers/ide/legacy/qd65xx.c | 98 +++++++++++++++++++++----------------------- 2 files changed, 50 insertions(+), 52 deletions(-) diff -puN drivers/ide/legacy/qd65xx.c~ide-qd65xx-update drivers/ide/legacy/qd65xx.c --- linux-2.6.0-test5-bk1/drivers/ide/legacy/qd65xx.c~ide-qd65xx-update 2003-09-11 17:52:52.125776952 +0200 +++ linux-2.6.0-test5-bk1-root/drivers/ide/legacy/qd65xx.c 2003-09-11 17:52:52.132775888 +0200 @@ -338,12 +338,12 @@ static int __init qd_testreg(int port) * called to setup an ata channel : adjusts attributes & links for tuning */ -void __init qd_setup (int unit, int base, int config, unsigned int data0, unsigned int data1, void (*tuneproc) (ide_drive_t *, u8 pio)) +static void __init qd_setup(ide_hwif_t *hwif, int base, int config, + unsigned int data0, unsigned int data1, + void (*tuneproc) (ide_drive_t *, u8 pio)) { - ide_hwif_t *hwif = &ide_hwifs[unit]; - hwif->chipset = ide_qd65xx; - hwif->channel = unit; + hwif->channel = hwif->index; hwif->select_data = base; hwif->config_data = config; hwif->drives[0].drive_data = data0; @@ -354,19 +354,20 @@ void __init qd_setup (int unit, int base probe_hwif_init(hwif); } +#ifdef MODULE /* * qd_unsetup: * * called to unsetup an ata channel : back to default values, unlinks tuning */ -static void __exit qd_unsetup (int unit) +static void __exit qd_unsetup(ide_hwif_t *hwif) { - ide_hwif_t *hwif = &ide_hwifs[unit]; u8 config = hwif->config_data; int base = hwif->select_data; void *tuneproc = (void *) hwif->tuneproc; - if (!(hwif->chipset == ide_qd65xx)) return; + if (hwif->chipset != ide_qd65xx) + return; printk(KERN_NOTICE "%s: back to defaults\n", hwif->name); @@ -381,13 +382,14 @@ static void __exit qd_unsetup (int unit) qd_write_reg(QD6580_DEF_DATA, QD_TIMREG(&hwif->drives[0])); qd_write_reg(QD6580_DEF_DATA2, QD_TIMREG(&hwif->drives[1])); } else { - qd_write_reg(unit?QD6580_DEF_DATA2:QD6580_DEF_DATA, QD_TIMREG(&hwif->drives[0])); + qd_write_reg(hwif->channel ? QD6580_DEF_DATA2 : QD6580_DEF_DATA, QD_TIMREG(&hwif->drives[0])); } } else { printk(KERN_WARNING "Unknown qd65xx tuning fonction !\n"); printk(KERN_WARNING "keeping settings !\n"); } } +#endif /* * qd_probe: @@ -396,8 +398,9 @@ static void __exit qd_unsetup (int unit) * return 1 if another qd may be probed */ -int __init qd_probe (int base) +static int __init qd_probe(int base) { + ide_hwif_t *hwif; u8 config; u8 unit; @@ -414,9 +417,8 @@ int __init qd_probe (int base) /* qd6500 found */ - printk(KERN_NOTICE "%s: qd6500 at %#x\n", - ide_hwifs[unit].name, base); - + hwif = &ide_hwifs[unit]; + printk(KERN_NOTICE "%s: qd6500 at %#x\n", hwif->name, base); printk(KERN_DEBUG "qd6500: config=%#x, ID3=%u\n", config, QD_ID3); @@ -425,8 +427,8 @@ int __init qd_probe (int base) return 1; } - qd_setup(unit, base, config, QD6500_DEF_DATA, - QD6500_DEF_DATA, &qd6500_tune_drive); + qd_setup(hwif, base, config, QD6500_DEF_DATA, QD6500_DEF_DATA, + &qd6500_tune_drive); return 1; } @@ -448,25 +450,31 @@ int __init qd_probe (int base) if (control & QD_CONTR_SEC_DISABLED) { /* secondary disabled */ + + hwif = &ide_hwifs[unit]; printk(KERN_INFO "%s: qd6580: single IDE board\n", - ide_hwifs[unit].name); - qd_setup(unit, base, config | (control << 8), - QD6580_DEF_DATA, QD6580_DEF_DATA2, - &qd6580_tune_drive); + hwif->name); + qd_setup(hwif, base, config | (control << 8), + QD6580_DEF_DATA, QD6580_DEF_DATA2, + &qd6580_tune_drive); qd_write_reg(QD_DEF_CONTR,QD_CONTROL_PORT); return 1; } else { + ide_hwif_t *mate; + + hwif = &ide_hwifs[0]; + mate = &ide_hwifs[1]; /* secondary enabled */ printk(KERN_INFO "%s&%s: qd6580: dual IDE board\n", - ide_hwifs[0].name,ide_hwifs[1].name); + hwif->name, mate->name); - qd_setup(0, base, config | (control << 8), - QD6580_DEF_DATA, QD6580_DEF_DATA, - &qd6580_tune_drive); - qd_setup(1, base, config | (control << 8), - QD6580_DEF_DATA2, QD6580_DEF_DATA2, - &qd6580_tune_drive); + qd_setup(hwif, base, config | (control << 8), + QD6580_DEF_DATA, QD6580_DEF_DATA, + &qd6580_tune_drive); + qd_setup(mate, base, config | (control << 8), + QD6580_DEF_DATA2, QD6580_DEF_DATA2, + &qd6580_tune_drive); qd_write_reg(QD_DEF_CONTR,QD_CONTROL_PORT); return 0; /* no other qd65xx possible */ @@ -476,38 +484,28 @@ int __init qd_probe (int base) return 1; } -#ifndef MODULE -/* - * init_qd65xx: - * - * called by ide.c when parsing command line - */ - -void __init init_qd65xx (void) -{ - if (qd_probe(0x30)) qd_probe(0xb0); -} - -#else - -MODULE_AUTHOR("Samuel Thibault"); -MODULE_DESCRIPTION("support of qd65xx vlb ide chipset"); -MODULE_LICENSE("GPL"); - -static int __init qd65xx_mod_init(void) +/* Can be called directly from ide.c. */ +int __init qd65xx_init(void) { - if (qd_probe(0x30)) qd_probe(0xb0); + if (qd_probe(0x30)) + qd_probe(0xb0); if (ide_hwifs[0].chipset != ide_qd65xx && ide_hwifs[1].chipset != ide_qd65xx) return -ENODEV; return 0; } -module_init(qd65xx_mod_init); -static void __exit qd65xx_mod_exit(void) +#ifdef MODULE +static void __exit qd65xx_exit(void) { - qd_unsetup(0); - qd_unsetup(1); + qd_unsetup(&ide_hwifs[0]); + qd_unsetup(&ide_hwifs[1]); } -module_exit(qd65xx_mod_exit); + +module_init(qd65xx_init); +module_exit(qd65xx_exit); #endif + +MODULE_AUTHOR("Samuel Thibault"); +MODULE_DESCRIPTION("support of qd65xx vlb ide chipset"); +MODULE_LICENSE("GPL"); diff -puN drivers/ide/ide.c~ide-qd65xx-update drivers/ide/ide.c --- linux-2.6.0-test5-bk1/drivers/ide/ide.c~ide-qd65xx-update 2003-09-11 17:52:52.128776496 +0200 +++ linux-2.6.0-test5-bk1-root/drivers/ide/ide.c 2003-09-11 17:52:52.134775584 +0200 @@ -1819,7 +1819,7 @@ extern int ht6560b_init(void); #endif #ifdef CONFIG_BLK_DEV_QD65XX static int __initdata probe_qd65xx; -extern void init_qd65xx(void); +extern int qd65xx_init(void); #endif static int __initdata is_chipset_set[MAX_HWIFS]; @@ -2613,7 +2613,7 @@ int __init ide_init (void) #endif #ifdef CONFIG_BLK_DEV_QD65XX if (probe_qd65xx) - init_qd65xx(); + (void)qd65xx_init(); #endif initializing = 1; _ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/