summaryrefslogtreecommitdiffstats
path: root/sound/pci/ice1712
diff options
context:
space:
mode:
authorKonstantinos Tsimpoukas <kostaslinuxxx@gmail.com>2014-07-02 23:25:27 -0500
committerTakashi Iwai <tiwai@suse.de>2014-07-04 09:18:36 +0200
commit2f6ba2b31ba9442d2a16aa2a7e1b4116de2de14f (patch)
treeb9d1f3fc5326e5382dd80493546d747a9f7604eb /sound/pci/ice1712
parent1a0e3f9639ebe7f0f17b40eb96d03c05ec067979 (diff)
downloadop-kernel-dev-2f6ba2b31ba9442d2a16aa2a7e1b4116de2de14f.zip
op-kernel-dev-2f6ba2b31ba9442d2a16aa2a7e1b4116de2de14f.tar.gz
ALSA: ice1712: Correcting/completing #defines for REGS
This small patch completes #defines for Control/Status Register, adds comments for the missing ones there and on the Interrupt Mask Register and additionally corrects "#define ICE1712_SERR_LEVEL 0x04 -> 0x08", according to documentation. Signed-off-by: Konstantinos Tsimpoukas <kostaslinuxxx@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ice1712')
-rw-r--r--sound/pci/ice1712/ice1712.h15
1 files changed, 9 insertions, 6 deletions
diff --git a/sound/pci/ice1712/ice1712.h b/sound/pci/ice1712/ice1712.h
index b209fc3..58f8f2a 100644
--- a/sound/pci/ice1712/ice1712.h
+++ b/sound/pci/ice1712/ice1712.h
@@ -41,14 +41,17 @@
#define ICEREG(ice, x) ((ice)->port + ICE1712_REG_##x)
#define ICE1712_REG_CONTROL 0x00 /* byte */
-#define ICE1712_RESET 0x80 /* reset whole chip */
-#define ICE1712_SERR_LEVEL 0x04 /* SERR# level otherwise edge */
+#define ICE1712_RESET 0x80 /* soft reset whole chip */
+#define ICE1712_SERR_ASSERT_DS_DMA 0x40 /* disabled SERR# assertion for the DS DMA Ch-C irq otherwise enabled */
+#define ICE1712_DOS_VOL 0x10 /* DOS WT/FM volume control */
+#define ICE1712_SERR_LEVEL 0x08 /* SERR# level otherwise edge */
+#define ICE1712_SERR_ASSERT_SB 0x02 /* disabled SERR# assertion for SB irq otherwise enabled */
#define ICE1712_NATIVE 0x01 /* native mode otherwise SB */
#define ICE1712_REG_IRQMASK 0x01 /* byte */
-#define ICE1712_IRQ_MPU1 0x80
-#define ICE1712_IRQ_TIMER 0x40
-#define ICE1712_IRQ_MPU2 0x20
-#define ICE1712_IRQ_PROPCM 0x10
+#define ICE1712_IRQ_MPU1 0x80 /* MIDI irq mask */
+#define ICE1712_IRQ_TIMER 0x40 /* Timer mask */
+#define ICE1712_IRQ_MPU2 0x20 /* Secondary MIDI irq mask */
+#define ICE1712_IRQ_PROPCM 0x10 /* professional multi-track */
#define ICE1712_IRQ_FM 0x08 /* FM/MIDI - legacy */
#define ICE1712_IRQ_PBKDS 0x04 /* playback DS channels */
#define ICE1712_IRQ_CONCAP 0x02 /* consumer capture */
OpenPOWER on IntegriCloud