lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

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

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/ide/ide-io-std.c
View File

@@ -90,12 +90,6 @@ void ide_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 };
ide_output_data(drive, cmd, data, 2);
}
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
tf_outb(tf->hob_feature, io_ports->feature_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
@@ -141,15 +135,6 @@ void ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
tf_inb = ide_inb;
}
if (cmd->ftf_flags & IDE_FTFLAG_IN_DATA) {
u8 data[2];
ide_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 */
tf_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);