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ide: move data register access out of tf_{read|load}() methods (take 2)

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Move IDE_FTFLAG_{IN|OUT}_DATA flag handling out of tf_{read|load}() methods
into the only two functions where these flags actually need to be handled:
do_rw_taskfile() and ide_complete_cmd()...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Sergei Shtylyov
2009-03-31 20:15:31 +02:00
committed by Bartlomiej Zolnierkiewicz
parent bac08cee93
commit 35218d1ca8
9 changed files with 17 additions and 100 deletions
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15
drivers/ide/scc_pata.c
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@@ -656,12 +656,6 @@ static void scc_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
if (cmd->ftf_flags & IDE_FTFLAG_FLAGGED)
HIHI = 0xFF;
if (cmd->ftf_flags & IDE_FTFLAG_OUT_DATA) {
u8 data[2] = { tf->data, tf->hob_data };
scc_output_data(drive, NULL, data, 2);
}
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
scc_ide_outb(tf->hob_feature, io_ports->feature_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
@@ -694,15 +688,6 @@ static void scc_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
struct ide_io_ports *io_ports = &drive->hwif->io_ports;
struct ide_taskfile *tf = &cmd->tf;
if (cmd->ftf_flags & IDE_FTFLAG_IN_DATA) {
u8 data[2];
scc_input_data(drive, cmd, data, 2);
tf->data = data[0];
tf->hob_data = data[1];
}
/* be sure we're looking at the low order bits */
scc_ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);