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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 09:50:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 09:50:13 -0700
commit76d21c563569bcea6bc67d65cc2c460cff643058 (patch)
tree4dd2c9846ea7838077099646418978e354df1680 /include/media/videobuf2-dma-sg.h
parent6e50e9f9f4a8277b4d76de417ca77cf3921bd524 (diff)
parent472af2b05bdefcaee7e754e22cbf131110017ad6 (diff)
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (442 commits) [media] videobuf2-dma-contig: make cookie() return a pointer to dma_addr_t [media] sh_mobile_ceu_camera: Do not call vb2's mem_ops directly [media] V4L: soc-camera: explicitly require V4L2_BUF_TYPE_VIDEO_CAPTURE [media] v4l: soc-camera: Store negotiated buffer settings [media] rc: interim support for 32-bit NEC-ish scancodes [media] mceusb: topseed 0x0011 needs gen3 init for tx to work [media] lirc_zilog: error out if buffer read bytes != chunk size [media] lirc: silence some compile warnings [media] hdpvr: use same polling interval as other OS [media] ir-kbd-i2c: pass device code w/key in hauppauge case [media] rc/keymaps: Remove the obsolete rc-rc5-tv keymap [media] remove the old RC_MAP_HAUPPAUGE_NEW RC map [media] rc/keymaps: Rename Hauppauge table as rc-hauppauge [media] rc-rc5-hauppauge-new: Fix Hauppauge Grey mapping [media] rc-rc5-hauppauge-new: Add support for the old Black RC [media] rc-rc5-hauppauge-new: Add the old control to the table [media] rc-winfast: Fix the keycode tables [media] a800: Fix a few wrong IR key assignments [media] opera1: Use multimedia keys instead of an app-specific mapping [media] dw2102: Use multimedia keys instead of an app-specific mapping ... Fix up trivial conflicts (remove/modify and some real conflicts) in: arch/arm/mach-omap2/devices.c drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/dabusb/dabusb.c drivers/staging/dabusb/dabusb.h drivers/staging/easycap/easycap_ioctl.c drivers/staging/usbvideo/usbvideo.c drivers/staging/usbvideo/vicam.c
Diffstat (limited to 'include/media/videobuf2-dma-sg.h')
-rw-r--r--include/media/videobuf2-dma-sg.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/media/videobuf2-dma-sg.h b/include/media/videobuf2-dma-sg.h
new file mode 100644
index 000000000000..0038526b8ef7
--- /dev/null
+++ b/include/media/videobuf2-dma-sg.h
@@ -0,0 +1,32 @@
+/*
+ * videobuf2-dma-sg.h - DMA scatter/gather memory allocator for videobuf2
+ *
+ * Copyright (C) 2010 Samsung Electronics
+ *
+ * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.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.
+ */
+
+#ifndef _MEDIA_VIDEOBUF2_DMA_SG_H
+#define _MEDIA_VIDEOBUF2_DMA_SG_H
+
+#include <media/videobuf2-core.h>
+
+struct vb2_dma_sg_desc {
+ unsigned long size;
+ unsigned int num_pages;
+ struct scatterlist *sglist;
+};
+
+static inline struct vb2_dma_sg_desc *vb2_dma_sg_plane_desc(
+ struct vb2_buffer *vb, unsigned int plane_no)
+{
+ return (struct vb2_dma_sg_desc *)vb2_plane_cookie(vb, plane_no);
+}
+
+extern const struct vb2_mem_ops vb2_dma_sg_memops;
+
+#endif