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Diffstat (limited to 'sound/pci/ice1712/envy24ht.h')
-rw-r--r--sound/pci/ice1712/envy24ht.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/pci/ice1712/envy24ht.h b/sound/pci/ice1712/envy24ht.h
index 43b9e3e858b..a0c5e009bb4 100644
--- a/sound/pci/ice1712/envy24ht.h
+++ b/sound/pci/ice1712/envy24ht.h
@@ -93,9 +93,13 @@ enum {
#define VT1724_REG_MPU_TXFIFO 0x0a /*byte ro. number of bytes in TX fifo*/
#define VT1724_REG_MPU_RXFIFO 0x0b /*byte ro. number of bytes in RX fifo*/
-//are these 2 the wrong way around? they don't seem to be used yet anyway
-#define VT1724_REG_MPU_CTRL 0x0c /* byte */
-#define VT1724_REG_MPU_DATA 0x0d /* byte */
+#define VT1724_REG_MPU_DATA 0x0c /* byte */
+#define VT1724_REG_MPU_CTRL 0x0d /* byte */
+#define VT1724_MPU_UART 0x01
+#define VT1724_MPU_TX_EMPTY 0x02
+#define VT1724_MPU_TX_FULL 0x04
+#define VT1724_MPU_RX_EMPTY 0x08
+#define VT1724_MPU_RX_FULL 0x10
#define VT1724_REG_MPU_FIFO_WM 0x0e /*byte set the high/low watermarks for RX/TX fifos*/
#define VT1724_MPU_RX_FIFO 0x20 //1=rx fifo watermark 0=tx fifo watermark