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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-20 09:27:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-20 09:27:37 -0700
commitbd7fc2f2d807fdb254f7efc542f8eec3f23e289e (patch)
treead84372329bd86eceb36aafed80cfb8a8420c063 /Documentation/DocBook
parentf39d01be4c59a61a08d0cb53f615e7016b85d339 (diff)
parent360ff7833098e944e5003618b03894251e937802 (diff)
downloadlinux-linaro-android-bd7fc2f2d807fdb254f7efc542f8eec3f23e289e.tar.gz
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: (49 commits) libata-sff: separate out BMDMA qc_issue libata-sff: prd is BMDMA specific libata-sff: ata_sff_[dumb_]qc_prep are BMDMA specific libata-sff: separate out BMDMA EH libata-sff: port_task is SFF specific libata-sff: ap->[last_]ctl are SFF specific libata-sff: rename ap->ops->drain_fifo() to sff_drain_fifo() libata-sff: introduce ata_sff_init/exit() and ata_sff_port_init() libata-sff: clean up BMDMA initialization libata-sff: clean up inheritance in several drivers libata-sff: reorder SFF/BMDMA functions sata_inic162x: kill PORT_PRD_ADDR initialization libata: kill ATA_FLAG_DISABLED libata-sff: kill unused prototype and make ata_dev_select() static libata-sff: update bmdma host bus error handling sata_mv: remove unnecessary initialization sata_inic162x: inic162x is not dependent on CONFIG_ATA_SFF pata_sch: use ata_pci_sff_init_one() pata_sil680: Do our own exec_command posting libata: Remove excess delay in the tf_load path ...
Diffstat (limited to 'Documentation/DocBook')
-rw-r--r--Documentation/DocBook/libata.tmpl18
1 files changed, 14 insertions, 4 deletions
diff --git a/Documentation/DocBook/libata.tmpl b/Documentation/DocBook/libata.tmpl
index 265c08c96fc..8c5411cfeaf 100644
--- a/Documentation/DocBook/libata.tmpl
+++ b/Documentation/DocBook/libata.tmpl
@@ -81,16 +81,14 @@ void (*port_disable) (struct ata_port *);
</programlisting>
<para>
- Called from ata_bus_probe() and ata_bus_reset() error paths,
- as well as when unregistering from the SCSI module (rmmod, hot
- unplug).
+ Called from ata_bus_probe() error path, as well as when
+ unregistering from the SCSI module (rmmod, hot unplug).
This function should do whatever needs to be done to take the
port out of use. In most cases, ata_port_disable() can be used
as this hook.
</para>
<para>
Called from ata_bus_probe() on a failed probe.
- Called from ata_bus_reset() on a failed bus reset.
Called from ata_scsi_release().
</para>
@@ -227,6 +225,18 @@ u8 (*sff_check_altstatus)(struct ata_port *ap);
</sect2>
+ <sect2><title>Write specific ATA shadow register</title>
+ <programlisting>
+void (*sff_set_devctl)(struct ata_port *ap, u8 ctl);
+ </programlisting>
+
+ <para>
+ Write the device control ATA shadow register to the hardware.
+ Most drivers don't need to define this.
+ </para>
+
+ </sect2>
+
<sect2><title>Select ATA device on bus</title>
<programlisting>
void (*sff_dev_select)(struct ata_port *ap, unsigned int device);