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Diffstat (limited to 'drivers/staging/media/solo6x10/offsets.h')
-rw-r--r--drivers/staging/media/solo6x10/offsets.h79
1 files changed, 45 insertions, 34 deletions
diff --git a/drivers/staging/media/solo6x10/offsets.h b/drivers/staging/media/solo6x10/offsets.h
index 3d7e569f1cf8..f005dca501f1 100644
--- a/drivers/staging/media/solo6x10/offsets.h
+++ b/drivers/staging/media/solo6x10/offsets.h
@@ -1,6 +1,11 @@
/*
- * Copyright (C) 2010 Bluecherry, LLC www.bluecherrydvr.com
- * Copyright (C) 2010 Ben Collins <bcollins@bluecherry.net>
+ * Copyright (C) 2010-2013 Bluecherry, LLC <http://www.bluecherrydvr.com>
+ *
+ * Original author:
+ * Ben Collins <bcollins@ubuntu.com>
+ *
+ * Additional work by:
+ * John Brooks <john.brooks@bluecherry.net>
*
* 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
@@ -20,55 +25,61 @@
#ifndef __SOLO6X10_OFFSETS_H
#define __SOLO6X10_OFFSETS_H
-/* Offsets and sizes of the external address */
#define SOLO_DISP_EXT_ADDR 0x00000000
#define SOLO_DISP_EXT_SIZE 0x00480000
-#define SOLO_DEC2LIVE_EXT_ADDR (SOLO_DISP_EXT_ADDR + SOLO_DISP_EXT_SIZE)
-#define SOLO_DEC2LIVE_EXT_SIZE 0x00240000
-
-#define SOLO_OSG_EXT_ADDR (SOLO_DEC2LIVE_EXT_ADDR + SOLO_DEC2LIVE_EXT_SIZE)
-#define SOLO_OSG_EXT_SIZE 0x00120000
+#define SOLO_EOSD_EXT_ADDR \
+ (SOLO_DISP_EXT_ADDR + SOLO_DISP_EXT_SIZE)
+#define SOLO_EOSD_EXT_SIZE(__solo) \
+ (__solo->type == SOLO_DEV_6010 ? 0x10000 : 0x20000)
+#define SOLO_EOSD_EXT_SIZE_MAX 0x20000
+#define SOLO_EOSD_EXT_AREA(__solo) \
+ (SOLO_EOSD_EXT_SIZE(__solo) * 32)
-#define SOLO_EOSD_EXT_ADDR (SOLO_OSG_EXT_ADDR + SOLO_OSG_EXT_SIZE)
-#define SOLO_EOSD_EXT_SIZE 0x00010000
-
-#define SOLO_MOTION_EXT_ADDR(__solo) (SOLO_EOSD_EXT_ADDR + \
- (SOLO_EOSD_EXT_SIZE * __solo->nr_chans))
+#define SOLO_MOTION_EXT_ADDR(__solo) \
+ (SOLO_EOSD_EXT_ADDR + SOLO_EOSD_EXT_AREA(__solo))
#define SOLO_MOTION_EXT_SIZE 0x00080000
#define SOLO_G723_EXT_ADDR(__solo) \
- (SOLO_MOTION_EXT_ADDR(__solo) + SOLO_MOTION_EXT_SIZE)
+ (SOLO_MOTION_EXT_ADDR(__solo) + SOLO_MOTION_EXT_SIZE)
#define SOLO_G723_EXT_SIZE 0x00010000
#define SOLO_CAP_EXT_ADDR(__solo) \
- (SOLO_G723_EXT_ADDR(__solo) + SOLO_G723_EXT_SIZE)
-#define SOLO_CAP_EXT_MAX_PAGE (18 + 15)
-#define SOLO_CAP_EXT_SIZE (SOLO_CAP_EXT_MAX_PAGE * 65536)
+ (SOLO_G723_EXT_ADDR(__solo) + SOLO_G723_EXT_SIZE)
+
+/* 18 is the maximum number of pages required for PAL@D1, the largest frame
+ * possible */
+#define SOLO_CAP_PAGE_SIZE (18 << 16)
+
+/* Always allow the encoder enough for 16 channels, even if we have less. The
+ * exception is if we have card with only 32Megs of memory. */
+#define SOLO_CAP_EXT_SIZE(__solo) \
+ ((((__solo->sdram_size <= (32 << 20)) ? 4 : 16) + 1) \
+ * SOLO_CAP_PAGE_SIZE)
-/* This +1 is very important -- Why?! -- BenC */
#define SOLO_EREF_EXT_ADDR(__solo) \
- (SOLO_CAP_EXT_ADDR(__solo) + \
- (SOLO_CAP_EXT_SIZE * (__solo->nr_chans + 1)))
+ (SOLO_CAP_EXT_ADDR(__solo) + SOLO_CAP_EXT_SIZE(__solo))
#define SOLO_EREF_EXT_SIZE 0x00140000
+#define SOLO_EREF_EXT_AREA(__solo) \
+ (SOLO_EREF_EXT_SIZE * __solo->nr_chans * 2)
+
+#define __SOLO_JPEG_MIN_SIZE(__solo) (__solo->nr_chans * 0x00080000)
#define SOLO_MP4E_EXT_ADDR(__solo) \
- (SOLO_EREF_EXT_ADDR(__solo) + \
- (SOLO_EREF_EXT_SIZE * __solo->nr_chans))
-#define SOLO_MP4E_EXT_SIZE(__solo) (0x00080000 * __solo->nr_chans)
+ (SOLO_EREF_EXT_ADDR(__solo) + SOLO_EREF_EXT_AREA(__solo))
+#define SOLO_MP4E_EXT_SIZE(__solo) \
+ max((__solo->nr_chans * 0x00080000), \
+ min(((__solo->sdram_size - SOLO_MP4E_EXT_ADDR(__solo)) - \
+ __SOLO_JPEG_MIN_SIZE(__solo)), 0x00ff0000))
-#define SOLO_DREF_EXT_ADDR(__solo) \
+#define __SOLO_JPEG_MIN_SIZE(__solo) (__solo->nr_chans * 0x00080000)
+#define SOLO_JPEG_EXT_ADDR(__solo) \
(SOLO_MP4E_EXT_ADDR(__solo) + SOLO_MP4E_EXT_SIZE(__solo))
-#define SOLO_DREF_EXT_SIZE 0x00140000
+#define SOLO_JPEG_EXT_SIZE(__solo) \
+ max(__SOLO_JPEG_MIN_SIZE(__solo), \
+ min((__solo->sdram_size - SOLO_JPEG_EXT_ADDR(__solo)), 0x00ff0000))
-#define SOLO_MP4D_EXT_ADDR(__solo) \
- (SOLO_DREF_EXT_ADDR(__solo) + \
- (SOLO_DREF_EXT_SIZE * __solo->nr_chans))
-#define SOLO_MP4D_EXT_SIZE 0x00080000
-
-#define SOLO_JPEG_EXT_ADDR(__solo) \
- (SOLO_MP4D_EXT_ADDR(__solo) + \
- (SOLO_MP4D_EXT_SIZE * __solo->nr_chans))
-#define SOLO_JPEG_EXT_SIZE(__solo) (0x00080000 * __solo->nr_chans)
+#define SOLO_SDRAM_END(__solo) \
+ (SOLO_JPEG_EXT_ADDR(__solo) + SOLO_JPEG_EXT_SIZE(__solo))
#endif /* __SOLO6X10_OFFSETS_H */