[PATCH] Indycam / VINO drivers

Rewrite of the Indycam / VINO video v4l2 drivers for the SGI Indy.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Mikael Nousiainen <tmnousia@cc.hut.fi>
Cc: <video4linux-list@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 34 insertions, 27 deletions

diff --git a/drivers/media/video/vino.h b/drivers/media/video/vino.h
index d2fce472f35a..de2d615ae7c9 100644
--- a/drivers/media/video/vino.h
+++ b/drivers/media/video/vino.h
@@ -1,13 +1,19 @@
 /*
+ * Driver for the VINO (Video In No Out) system found in SGI Indys.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License version 2 as published by the Free Software Foundation.
+ *
  * Copyright (C) 1999 Ulf Karlsson <ulfc@bun.falkenberg.se>
  * Copyright (C) 2003 Ladislav Michl <ladis@linux-mips.org>
  */
 
-#ifndef VINO_H
-#define VINO_H
+#ifndef _VINO_H_
+#define _VINO_H_
 
 #define VINO_BASE	0x00080000	/* Vino is in the EISA address space,
 					 * but it is not an EISA bus card */
+#define VINO_PAGE_SIZE	4096
 
 struct sgi_vino_channel {
 	u32 _pad_alpha;
@@ -21,8 +27,9 @@ struct sgi_vino_channel {
 	u32 _pad_clip_end;
 	volatile u32 clip_end;
 
+#define VINO_FRAMERT_FULL	0xfff
 #define VINO_FRAMERT_PAL	(1<<0)			/* 0=NTSC 1=PAL */
-#define VINO_FRAMERT_RT(x)	(((x) & 0x1fff) << 1)	/* bits 1:12 */
+#define VINO_FRAMERT_RT(x)	(((x) & 0xfff) << 1)	/* bits 1:12 */
 	u32 _pad_frame_rate;
 	volatile u32 frame_rate;
 
@@ -67,18 +74,18 @@ struct sgi_vino {
 	volatile u32 rev_id;
 
 #define VINO_CTRL_LITTLE_ENDIAN		(1<<0)
-#define VINO_CTRL_A_FIELD_TRANS_INT	(1<<1)	/* Field transferred int */
-#define VINO_CTRL_A_FIFO_OF_INT		(1<<2)	/* FIFO overflow int */
-#define VINO_CTRL_A_END_DESC_TBL_INT	(1<<3)	/* End of desc table int */
-#define VINO_CTRL_A_INT			(VINO_CTRL_A_FIELD_TRANS_INT | \
-					 VINO_CTRL_A_FIFO_OF_INT | \
-					 VINO_CTRL_A_END_DESC_TBL_INT)
-#define VINO_CTRL_B_FIELD_TRANS_INT	(1<<4)	/* Field transferred int */
-#define VINO_CTRL_B_FIFO_OF_INT		(1<<5)	/* FIFO overflow int */
-#define VINO_CTRL_B_END_DESC_TBL_INT	(1<<6)	/* End of desc table int */
-#define VINO_CTRL_B_INT			(VINO_CTRL_B_FIELD_TRANS_INT | \
-					 VINO_CTRL_B_FIFO_OF_INT | \
-					 VINO_CTRL_B_END_DESC_TBL_INT)
+#define VINO_CTRL_A_EOF_INT		(1<<1)	/* Field transferred int */
+#define VINO_CTRL_A_FIFO_INT		(1<<2)	/* FIFO overflow int */
+#define VINO_CTRL_A_EOD_INT		(1<<3)	/* End of desc table int */
+#define VINO_CTRL_A_INT			(VINO_CTRL_A_EOF_INT | \
+					 VINO_CTRL_A_FIFO_INT | \
+					 VINO_CTRL_A_EOD_INT)
+#define VINO_CTRL_B_EOF_INT		(1<<4)	/* Field transferred int */
+#define VINO_CTRL_B_FIFO_INT		(1<<5)	/* FIFO overflow int */
+#define VINO_CTRL_B_EOD_INT		(1<<6)	/* End of desc table int */
+#define VINO_CTRL_B_INT			(VINO_CTRL_B_EOF_INT | \
+					 VINO_CTRL_B_FIFO_INT | \
+					 VINO_CTRL_B_EOD_INT)
 #define VINO_CTRL_A_DMA_ENBL		(1<<7)
 #define VINO_CTRL_A_INTERLEAVE_ENBL	(1<<8)
 #define VINO_CTRL_A_SYNC_ENBL		(1<<9)
@@ -104,18 +111,18 @@ struct sgi_vino {
 	u32 _pad_control;
 	volatile u32 control;
 
-#define VINO_INTSTAT_A_FIELD_TRANS	(1<<0)	/* Field transferred int */
-#define VINO_INTSTAT_A_FIFO_OF		(1<<1)	/* FIFO overflow int */
-#define VINO_INTSTAT_A_END_DESC_TBL	(1<<2)	/* End of desc table int */
-#define VINO_INTSTAT_A			(VINO_INTSTAT_A_FIELD_TRANS | \
-					 VINO_INTSTAT_A_FIFO_OF | \
-					 VINO_INTSTAT_A_END_DESC_TBL)
-#define VINO_INTSTAT_B_FIELD_TRANS	(1<<3)	/* Field transferred int */
-#define VINO_INTSTAT_B_FIFO_OF		(1<<4)	/* FIFO overflow int */
-#define VINO_INTSTAT_B_END_DESC_TBL	(1<<5)	/* End of desc table int */
-#define VINO_INTSTAT_B			(VINO_INTSTAT_B_FIELD_TRANS | \
-					 VINO_INTSTAT_B_FIFO_OF | \
-					 VINO_INTSTAT_B_END_DESC_TBL)
+#define VINO_INTSTAT_A_EOF		(1<<0)	/* Field transferred int */
+#define VINO_INTSTAT_A_FIFO		(1<<1)	/* FIFO overflow int */
+#define VINO_INTSTAT_A_EOD		(1<<2)	/* End of desc table int */
+#define VINO_INTSTAT_A			(VINO_INTSTAT_A_EOF | \
+					 VINO_INTSTAT_A_FIFO | \
+					 VINO_INTSTAT_A_EOD)
+#define VINO_INTSTAT_B_EOF		(1<<3)	/* Field transferred int */
+#define VINO_INTSTAT_B_FIFO		(1<<4)	/* FIFO overflow int */
+#define VINO_INTSTAT_B_EOD		(1<<5)	/* End of desc table int */
+#define VINO_INTSTAT_B			(VINO_INTSTAT_B_EOF | \
+					 VINO_INTSTAT_B_FIFO | \
+					 VINO_INTSTAT_B_EOD)
 	u32 _pad_intr_status;
 	volatile u32 intr_status;