From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: [PATCH 1/2] at91_ide: remove custom tf_{ead|load}() methods Date: Wed, 1 Apr 2009 23:17:48 +0400 Message-ID: <200904012317.48069.sshtylyov@ru.mvista.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from h155.mvista.com ([63.81.120.155]:51226 "EHLO imap.sh.mvista.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1764095AbZDATRU (ORCPT ); Wed, 1 Apr 2009 15:17:20 -0400 Content-Disposition: inline Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: bzolnier@gmail.com Cc: linux-ide@vger.kernel.org Since tf_{read|load}() methods of this driver have now become identical to their standard counterparts using MMIO accesses, there's no need to override those anymore... Signed-off-by: Sergei Shtylyov --- The patch is against the current Linus' tree... drivers/ide/at91_ide.c | 78 +------------------------------------------------ 1 files changed, 2 insertions(+), 76 deletions(-) Index: linux-2.6/drivers/ide/at91_ide.c =================================================================== --- linux-2.6.orig/drivers/ide/at91_ide.c +++ linux-2.6/drivers/ide/at91_ide.c @@ -185,80 +185,6 @@ static void ide_mm_outb(u8 value, unsign writeb(value, (void __iomem *) port); } -static void at91_ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF; - - if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED) - HIHI = 0xFF; - - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE) - ide_mm_outb(tf->hob_feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT) - ide_mm_outb(tf->hob_nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL) - ide_mm_outb(tf->hob_lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM) - ide_mm_outb(tf->hob_lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH) - ide_mm_outb(tf->hob_lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE) - ide_mm_outb(tf->feature, io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT) - ide_mm_outb(tf->nsect, io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL) - ide_mm_outb(tf->lbal, io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM) - ide_mm_outb(tf->lbam, io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH) - ide_mm_outb(tf->lbah, io_ports->lbah_addr); - - if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE) - ide_mm_outb((tf->device & HIHI) | drive->select, io_ports->device_addr); -} - -static void at91_ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - struct ide_io_ports *io_ports = &hwif->io_ports; - struct ide_taskfile *tf = &cmd->tf; - - /* be sure we're looking at the low order bits */ - ide_mm_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_ERROR) - tf->error = ide_mm_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_NSECT) - tf->nsect = ide_mm_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAL) - tf->lbal = ide_mm_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAM) - tf->lbam = ide_mm_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_LBAH) - tf->lbah = ide_mm_inb(io_ports->lbah_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE) - tf->device = ide_mm_inb(io_ports->device_addr); - - if (cmd->tf_flags & IDE_TFLAG_LBA48) { - ide_mm_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr); - - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_ERROR) - tf->hob_error = ide_mm_inb(io_ports->feature_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT) - tf->hob_nsect = ide_mm_inb(io_ports->nsect_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL) - tf->hob_lbal = ide_mm_inb(io_ports->lbal_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM) - tf->hob_lbam = ide_mm_inb(io_ports->lbam_addr); - if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH) - tf->hob_lbah = ide_mm_inb(io_ports->lbah_addr); - } -} - static void at91_ide_set_pio_mode(ide_drive_t *drive, const u8 pio) { struct ide_timing *timing; @@ -284,8 +210,8 @@ static const struct ide_tp_ops at91_ide_ .write_devctl = ide_write_devctl, .dev_select = ide_dev_select, - .tf_load = at91_ide_tf_load, - .tf_read = at91_ide_tf_read, + .tf_load = ide_tf_load, + .tf_read = ide_tf_read, .input_data = at91_ide_input_data, .output_data = at91_ide_output_data,