1 files changed, 74 insertions, 0 deletions
diff --git a/sound/oss/cs4281/cs4281pm.h b/sound/oss/cs4281/cs4281pm.h
new file mode 100644
index 00000000000..b44fdc9ce00
--- /dev/null
+++ b/sound/oss/cs4281/cs4281pm.h
@@ -0,0 +1,74 @@
+#ifndef NOT_CS4281_PM
+/*******************************************************************************
+*
+*      "cs4281pm.h" --  Cirrus Logic-Crystal CS4281 linux audio driver.
+*
+*      Copyright (C) 2000,2001  Cirrus Logic Corp.  
+*            -- tom woller (twoller@crystal.cirrus.com) or
+*               (audio@crystal.cirrus.com).
+*
+*      This program is free software; you can redistribute it and/or modify
+*      it under the terms of the GNU General Public License as published by
+*      the Free Software Foundation; either version 2 of the License, or
+*      (at your option) any later version.
+*
+*      This program is distributed in the hope that it will be useful,
+*      but WITHOUT ANY WARRANTY; without even the implied warranty of
+*      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*      GNU General Public License for more details.
+*
+*      You should have received a copy of the GNU General Public License
+*      along with this program; if not, write to the Free Software
+*      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*
+* 12/22/00 trw - new file. 
+*
+*******************************************************************************/
+/* general pm definitions */
+#define CS4281_AC97_HIGHESTREGTORESTORE 0x26
+#define CS4281_AC97_NUMBER_RESTORE_REGS (CS4281_AC97_HIGHESTREGTORESTORE/2-1)
+
+/* pipeline definitions */
+#define CS4281_NUMBER_OF_PIPELINES 	4
+#define CS4281_PIPELINE_VALID 		0x0001
+#define CS4281_PLAYBACK_PIPELINE_NUMBER	0x0000
+#define CS4281_CAPTURE_PIPELINE_NUMBER 	0x0001
+
+/* PM state defintions */
+#define CS4281_PM_NOT_REGISTERED	0x1000
+#define CS4281_PM_IDLE			0x0001
+#define CS4281_PM_SUSPENDING		0x0002
+#define CS4281_PM_SUSPENDED		0x0004
+#define CS4281_PM_RESUMING		0x0008
+#define CS4281_PM_RESUMED		0x0010
+
+struct cs4281_pm {
+	unsigned long flags;
+	u32 u32CLKCR1_SAVE,u32SSPMValue,u32PPLVCvalue,u32PPRVCvalue;
+	u32 u32FMLVCvalue,u32FMRVCvalue,u32GPIORvalue,u32JSCTLvalue,u32SSCR;
+	u32 u32SRCSA,u32DacASR,u32AdcASR,u32DacSR,u32AdcSR,u32MIDCR_Save;
+	u32 u32SSPM_BITS;
+	u32 ac97[CS4281_AC97_NUMBER_RESTORE_REGS];
+	u32 u32AC97_master_volume, u32AC97_headphone_volume, u32AC97_master_volume_mono;
+	u32 u32AC97_pcm_out_volume, u32AC97_powerdown, u32AC97_general_purpose;
+	u32 u32hwptr_playback,u32hwptr_capture;
+};
+
+struct cs4281_pipeline {
+	unsigned flags;
+	unsigned number;
+	u32 u32DBAnValue,u32DBCnValue,u32DMRnValue,u32DCRnValue;
+	u32 u32DBAnAddress,u32DCAnAddress,u32DBCnAddress,u32DCCnAddress;
+	u32 u32DMRnAddress,u32DCRnAddress,u32HDSRnAddress;
+	u32 u32DBAn_Save,u32DBCn_Save,u32DMRn_Save,u32DCRn_Save;
+	u32 u32DCCn_Save,u32DCAn_Save;
+/* 
+* technically, these are fifo variables, but just map the 
+* first fifo with the first pipeline and then use the fifo
+* variables inside of the pipeline struct.
+*/
+	u32 u32FCRn_Save,u32FSICn_Save;
+	u32 u32FCRnValue,u32FCRnAddress,u32FSICnValue,u32FSICnAddress;
+	u32 u32FPDRnValue,u32FPDRnAddress;
+};
+#endif