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Diffstat (limited to 'drivers/media/video/omap/omap_voutdef.h')
-rw-r--r--drivers/media/video/omap/omap_voutdef.h147
1 files changed, 147 insertions, 0 deletions
diff --git a/drivers/media/video/omap/omap_voutdef.h b/drivers/media/video/omap/omap_voutdef.h
new file mode 100644
index 00000000000..ea3a047f8bc
--- /dev/null
+++ b/drivers/media/video/omap/omap_voutdef.h
@@ -0,0 +1,147 @@
+/*
+ * omap_voutdef.h
+ *
+ * Copyright (C) 2010 Texas Instruments.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef OMAP_VOUTDEF_H
+#define OMAP_VOUTDEF_H
+
+#include <plat/display.h>
+
+#define YUYV_BPP 2
+#define RGB565_BPP 2
+#define RGB24_BPP 3
+#define RGB32_BPP 4
+#define TILE_SIZE 32
+#define YUYV_VRFB_BPP 2
+#define RGB_VRFB_BPP 1
+#define MAX_CID 3
+#define MAC_VRFB_CTXS 4
+#define MAX_VOUT_DEV 2
+#define MAX_OVLS 3
+#define MAX_DISPLAYS 3
+#define MAX_MANAGERS 3
+
+/* Enum for Rotation
+ * DSS understands rotation in 0, 1, 2, 3 context
+ * while V4L2 driver understands it as 0, 90, 180, 270
+ */
+enum dss_rotation {
+ dss_rotation_0_degree = 0,
+ dss_rotation_90_degree = 1,
+ dss_rotation_180_degree = 2,
+ dss_rotation_270_degree = 3,
+};
+/*
+ * This structure is used to store the DMA transfer parameters
+ * for VRFB hidden buffer
+ */
+struct vid_vrfb_dma {
+ int dev_id;
+ int dma_ch;
+ int req_status;
+ int tx_status;
+ wait_queue_head_t wait;
+};
+
+struct omapvideo_info {
+ int id;
+ int num_overlays;
+ struct omap_overlay *overlays[MAX_OVLS];
+};
+
+struct omap2video_device {
+ struct mutex mtx;
+
+ int state;
+
+ struct v4l2_device v4l2_dev;
+ struct omap_vout_device *vouts[MAX_VOUT_DEV];
+
+ int num_displays;
+ struct omap_dss_device *displays[MAX_DISPLAYS];
+ int num_overlays;
+ struct omap_overlay *overlays[MAX_OVLS];
+ int num_managers;
+ struct omap_overlay_manager *managers[MAX_MANAGERS];
+};
+
+/* per-device data structure */
+struct omap_vout_device {
+
+ struct omapvideo_info vid_info;
+ struct video_device *vfd;
+ struct omap2video_device *vid_dev;
+ int vid;
+ int opened;
+
+ /* we don't allow to change image fmt/size once buffer has
+ * been allocated
+ */
+ int buffer_allocated;
+ /* allow to reuse previously allocated buffer which is big enough */
+ int buffer_size;
+ /* keep buffer info across opens */
+ unsigned long buf_virt_addr[VIDEO_MAX_FRAME];
+ unsigned long buf_phy_addr[VIDEO_MAX_FRAME];
+ enum omap_color_mode dss_mode;
+
+ /* we don't allow to request new buffer when old buffers are
+ * still mmaped
+ */
+ int mmap_count;
+
+ spinlock_t vbq_lock; /* spinlock for videobuf queues */
+ unsigned long field_count; /* field counter for videobuf_buffer */
+
+ /* non-NULL means streaming is in progress. */
+ bool streaming;
+
+ struct v4l2_pix_format pix;
+ struct v4l2_rect crop;
+ struct v4l2_window win;
+ struct v4l2_framebuffer fbuf;
+
+ /* Lock to protect the shared data structures in ioctl */
+ struct mutex lock;
+
+ /* V4L2 control structure for different control id */
+ struct v4l2_control control[MAX_CID];
+ enum dss_rotation rotation;
+ bool mirror;
+ int flicker_filter;
+ /* V4L2 control structure for different control id */
+
+ int bpp; /* bytes per pixel */
+ int vrfb_bpp; /* bytes per pixel with respect to VRFB */
+
+ struct vid_vrfb_dma vrfb_dma_tx;
+ unsigned int smsshado_phy_addr[MAC_VRFB_CTXS];
+ unsigned int smsshado_virt_addr[MAC_VRFB_CTXS];
+ struct vrfb vrfb_context[MAC_VRFB_CTXS];
+ bool vrfb_static_allocation;
+ unsigned int smsshado_size;
+ unsigned char pos;
+
+ int ps, vr_ps, line_length, first_int, field_id;
+ enum v4l2_memory memory;
+ struct videobuf_buffer *cur_frm, *next_frm;
+ struct list_head dma_queue;
+ u8 *queued_buf_addr[VIDEO_MAX_FRAME];
+ u32 cropped_offset;
+ s32 tv_field1_offset;
+ void *isr_handle;
+
+ /* Buffer queue variables */
+ struct omap_vout_device *vout;
+ enum v4l2_buf_type type;
+ struct videobuf_queue vbq;
+ int io_allowed;
+
+};
+#endif /* ifndef OMAP_VOUTDEF_H */