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-rw-r--r--Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl33
1 files changed, 10 insertions, 23 deletions
diff --git a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl
index ccd0a953953..74d3a35b59b 100644
--- a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl
+++ b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl
@@ -1360,8 +1360,7 @@
<informalexample>
<programlisting>
<![CDATA[
- static irqreturn_t snd_mychip_interrupt(int irq, void *dev_id,
- struct pt_regs *regs)
+ static irqreturn_t snd_mychip_interrupt(int irq, void *dev_id)
{
struct mychip *chip = dev_id;
....
@@ -2127,7 +2126,7 @@
accessible via <constant>substream-&gt;runtime</constant>.
This runtime pointer holds the various information; it holds
the copy of hw_params and sw_params configurations, the buffer
- pointers, mmap records, spinlocks, etc. Almost everyhing you
+ pointers, mmap records, spinlocks, etc. Almost everything you
need for controlling the PCM can be found there.
</para>
@@ -2340,7 +2339,7 @@ struct _snd_pcm_runtime {
<para>
When the PCM substreams can be synchronized (typically,
- synchorinized start/stop of a playback and a capture streams),
+ synchronized start/stop of a playback and a capture streams),
you can give <constant>SNDRV_PCM_INFO_SYNC_START</constant>,
too. In this case, you'll need to check the linked-list of
PCM substreams in the trigger callback. This will be
@@ -3062,8 +3061,7 @@ struct _snd_pcm_runtime {
<title>Interrupt Handler Case #1</title>
<programlisting>
<![CDATA[
- static irqreturn_t snd_mychip_interrupt(int irq, void *dev_id,
- struct pt_regs *regs)
+ static irqreturn_t snd_mychip_interrupt(int irq, void *dev_id)
{
struct mychip *chip = dev_id;
spin_lock(&chip->lock);
@@ -3106,8 +3104,7 @@ struct _snd_pcm_runtime {
<title>Interrupt Handler Case #2</title>
<programlisting>
<![CDATA[
- static irqreturn_t snd_mychip_interrupt(int irq, void *dev_id,
- struct pt_regs *regs)
+ static irqreturn_t snd_mychip_interrupt(int irq, void *dev_id)
{
struct mychip *chip = dev_id;
spin_lock(&chip->lock);
@@ -3247,7 +3244,7 @@ struct _snd_pcm_runtime {
You can even define your own constraint rules.
For example, let's suppose my_chip can manage a substream of 1 channel
if and only if the format is S16_LE, otherwise it supports any format
- specified in the <structname>snd_pcm_hardware</structname> stucture (or in any
+ specified in the <structname>snd_pcm_hardware</structname> structure (or in any
other constraint_list). You can build a rule like this:
<example>
@@ -3691,16 +3688,6 @@ struct _snd_pcm_runtime {
</para>
<para>
- Here, the chip instance is retrieved via
- <function>snd_kcontrol_chip()</function> macro. This macro
- just accesses to kcontrol-&gt;private_data. The
- kcontrol-&gt;private_data field is
- given as the argument of <function>snd_ctl_new()</function>
- (see the later subsection
- <link linkend="control-interface-constructor"><citetitle>Constructor</citetitle></link>).
- </para>
-
- <para>
The <structfield>value</structfield> field is depending on
the type of control as well as on info callback. For example,
the sb driver uses this field to store the register offset,
@@ -3780,7 +3767,7 @@ struct _snd_pcm_runtime {
<para>
Like <structfield>get</structfield> callback,
when the control has more than one elements,
- all elemehts must be evaluated in this callback, too.
+ all elements must be evaluated in this callback, too.
</para>
</section>
@@ -5541,12 +5528,12 @@ struct _snd_pcm_runtime {
#ifdef CONFIG_PM
static int snd_my_suspend(struct pci_dev *pci, pm_message_t state)
{
- .... /* do things for suspsend */
+ .... /* do things for suspend */
return 0;
}
static int snd_my_resume(struct pci_dev *pci)
{
- .... /* do things for suspsend */
+ .... /* do things for suspend */
return 0;
}
#endif
@@ -6111,7 +6098,7 @@ struct _snd_pcm_runtime {
<!-- ****************************************************** -->
<!-- Acknowledgments -->
<!-- ****************************************************** -->
- <chapter id="acknowledments">
+ <chapter id="acknowledgments">
<title>Acknowledgments</title>
<para>
I would like to thank Phil Kerr for his help for improvement and