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authorSergei Shtylyov <sshtylyov@ru.mvista.com>2009-03-31 20:15:31 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-31 20:15:31 +0200
commit35218d1ca808ed19b8c6f079ce91872b3deb2219 (patch)
tree4cc1748e9046ef26701c88b3c6448734f1a7e874 /drivers/ide/ide-io.c
parentbac08cee93f9cb37b40ecfa8eaf1f6d8daf3909b (diff)
downloadop-kernel-dev-35218d1ca808ed19b8c6f079ce91872b3deb2219.zip
op-kernel-dev-35218d1ca808ed19b8c6f079ce91872b3deb2219.tar.gz
ide: move data register access out of tf_{read|load}() methods (take 2)
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>
Diffstat (limited to 'drivers/ide/ide-io.c')
-rw-r--r--drivers/ide/ide-io.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 5b57905..5589dce 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -73,6 +73,7 @@ EXPORT_SYMBOL_GPL(ide_end_rq);
void ide_complete_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 stat, u8 err)
{
+ const struct ide_tp_ops *tp_ops = drive->hwif->tp_ops;
struct ide_taskfile *tf = &cmd->tf;
struct request *rq = cmd->rq;
u8 tf_cmd = tf->command;
@@ -80,7 +81,16 @@ void ide_complete_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 stat, u8 err)
tf->error = err;
tf->status = stat;
- drive->hwif->tp_ops->tf_read(drive, cmd);
+ if (cmd->ftf_flags & IDE_FTFLAG_IN_DATA) {
+ u8 data[2];
+
+ tp_ops->input_data(drive, cmd, data, 2);
+
+ tf->data = data[0];
+ tf->hob_data = data[1];
+ }
+
+ tp_ops->tf_read(drive, cmd);
if ((cmd->tf_flags & IDE_TFLAG_CUSTOM_HANDLER) &&
tf_cmd == ATA_CMD_IDLEIMMEDIATE) {
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