ALSA: asihpi - New functions prep for interrupt driven streams.
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/asihpi/hpi.h b/sound/pci/asihpi/hpi.h
index 5ac978d..ec19df5 100644
--- a/sound/pci/asihpi/hpi.h
+++ b/sound/pci/asihpi/hpi.h
@@ -324,6 +324,15 @@
*/
HPI_ADAPTER_PROPERTY_SSX2_SETTING = 4,
+/** Enables/disables PCI(e) IRQ.
+A setting of 0 indicates that no interrupts are being generated. A DSP boot
+this property is set to 0. Setting to a non-zero value specifies the number
+of frames of audio that should be processed between interrupts. This property
+should be set to multiple of the mixer interval as read back from the
+HPI_ADAPTER_PROPERTY_INTERVAL property.
+*/
+ HPI_ADAPTER_PROPERTY_IRQ_RATE = 5,
+
/** Base number for readonly properties */
HPI_ADAPTER_PROPERTY_READONLYBASE = 256,
@@ -428,7 +437,13 @@
mode is MONO SSX2 is disabled, even though this property will
return true.
*/
- HPI_ADAPTER_PROPERTY_SUPPORTS_SSX2 = 271
+ HPI_ADAPTER_PROPERTY_SUPPORTS_SSX2 = 271,
+/** Readonly supports PCI(e) IRQ.
+Indicates that the adapter in it's current mode supports interrupts
+across the host bus. Note, this does not imply that interrupts are
+enabled. Instead it indicates that they can be enabled.
+*/
+ HPI_ADAPTER_PROPERTY_SUPPORTS_IRQ = 272
};
/** Adapter mode commands
@@ -998,6 +1013,8 @@
HPI_ERROR_NO_INTERADAPTER_GROUPS = 314,
/** Streams on different DSPs cannot be grouped. */
HPI_ERROR_NO_INTERDSP_GROUPS = 315,
+ /** Stream wait cancelled before threshold reached. */
+ HPI_ERROR_WAIT_CANCELLED = 316,
/** Invalid mixer node for this adapter. */
HPI_ERROR_INVALID_NODE = 400,