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linux/drivers/media/video/cx18/cx23418.h
Andy Walls 3b5df8ea40 V4L/DVB (8774): cx18: Have CX23418 release buffers at end of capture. 
cx18: Have CX23418 release buffers at end of capture.  The CX23418 reuses task
handles so we need to have it release the buffers associated with a task handle
at the end of a capture.  If we don't, buffer ids used for one type of stream
in the driver (MPEG, TS, PCM), could be used for another type of stream by the
CX23418, if a previously used handle is assigned to a different type of stream.
The driver would drop valid buffers when this happened.

Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2008-10-12 09:36:53 -02:00

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/*
* cx18 header containing common defines.
*
* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
*
* 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., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*/
#ifndef CX23418_H
#define CX23418_H
#include <media/cx2341x.h>
#define MGR_CMD_MASK 0x40000000
/* The MSB of the command code indicates that this is the completion of a
command */
#define MGR_CMD_MASK_ACK (MGR_CMD_MASK | 0x80000000)
/* Description: This command creates a new instance of a certain task
IN[0] - Task ID. This is one of the XPU_CMD_MASK_YYY where XPU is
the processor on which the task YYY will be created
OUT[0] - Task handle. This handle is passed along with commands to
dispatch to the right instance of the task
ReturnCode - One of the ERR_SYS_... */
#define CX18_CREATE_TASK (MGR_CMD_MASK | 0x0001)
/* Description: This command destroys an instance of a task
IN[0] - Task handle. Hanlde of the task to destroy
ReturnCode - One of the ERR_SYS_... */
#define CX18_DESTROY_TASK (MGR_CMD_MASK | 0x0002)
/* All commands for CPU have the following mask set */
#define CPU_CMD_MASK 0x20000000
#define CPU_CMD_MASK_ACK (CPU_CMD_MASK | 0x80000000)
#define CPU_CMD_MASK_CAPTURE (CPU_CMD_MASK | 0x00020000)
#define CPU_CMD_MASK_TS (CPU_CMD_MASK | 0x00040000)
#define EPU_CMD_MASK 0x02000000
#define EPU_CMD_MASK_DEBUG (EPU_CMD_MASK | 0x000000)
#define EPU_CMD_MASK_DE (EPU_CMD_MASK | 0x040000)
#define APU_CMD_MASK 0x10000000
#define APU_CMD_MASK_ACK (APU_CMD_MASK | 0x80000000)
#define CX18_APU_RESETAI (APU_CMD_MASK | 0x05)
/* Description: This command indicates that a Memory Descriptor List has been
filled with the requested channel type
IN[0] - Task handle. Handle of the task
IN[1] - Offset of the MDL_ACK from the beginning of the local DDR.
IN[2] - Number of CNXT_MDL_ACK structures in the array pointed to by IN[1]
ReturnCode - One of the ERR_DE_... */
#define CX18_EPU_DMA_DONE (EPU_CMD_MASK_DE | 0x0001)
/* Something interesting happened
IN[0] - A value to log
IN[1] - An offset of a string in the MiniMe memory;
0/zero/NULL means "I have nothing to say" */
#define CX18_EPU_DEBUG (EPU_CMD_MASK_DEBUG | 0x0003)
/* Description: This command starts streaming with the set channel type
IN[0] - Task handle. Handle of the task to start
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_CAPTURE_START (CPU_CMD_MASK_CAPTURE | 0x0002)
/* Description: This command stops streaming with the set channel type
IN[0] - Task handle. Handle of the task to stop
IN[1] - 0 = stop at end of GOP, 1 = stop at end of frame (MPEG only)
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_CAPTURE_STOP (CPU_CMD_MASK_CAPTURE | 0x0003)
/* Description: This command pauses streaming with the set channel type
IN[0] - Task handle. Handle of the task to pause
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_CAPTURE_PAUSE (CPU_CMD_MASK_CAPTURE | 0x0007)
/* Description: This command resumes streaming with the set channel type
IN[0] - Task handle. Handle of the task to resume
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_CAPTURE_RESUME (CPU_CMD_MASK_CAPTURE | 0x0008)
#define CAPTURE_CHANNEL_TYPE_NONE 0
#define CAPTURE_CHANNEL_TYPE_MPEG 1
#define CAPTURE_CHANNEL_TYPE_INDEX 2
#define CAPTURE_CHANNEL_TYPE_YUV 3
#define CAPTURE_CHANNEL_TYPE_PCM 4
#define CAPTURE_CHANNEL_TYPE_VBI 5
#define CAPTURE_CHANNEL_TYPE_SLICED_VBI 6
#define CAPTURE_CHANNEL_TYPE_TS 7
#define CAPTURE_CHANNEL_TYPE_MAX 15
/* Description: This command sets the channel type. This can only be done
when stopped.
IN[0] - Task handle. Handle of the task to start
IN[1] - Channel Type. See Below.
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_CHANNEL_TYPE (CPU_CMD_MASK_CAPTURE + 1)
/* Description: Set stream output type
IN[0] - task handle. Handle of the task to start
IN[1] - type
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_STREAM_OUTPUT_TYPE (CPU_CMD_MASK_CAPTURE | 0x0012)
/* Description: Set video input resolution and frame rate
IN[0] - task handle
IN[1] - reserved
IN[2] - reserved
IN[3] - reserved
IN[4] - reserved
IN[5] - frame rate, 0 - 29.97f/s, 1 - 25f/s
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_VIDEO_IN (CPU_CMD_MASK_CAPTURE | 0x0004)
/* Description: Set video frame rate
IN[0] - task handle. Handle of the task to start
IN[1] - video bit rate mode
IN[2] - video average rate
IN[3] - video peak rate
IN[4] - system mux rate
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_VIDEO_RATE (CPU_CMD_MASK_CAPTURE | 0x0005)
/* Description: Set video output resolution
IN[0] - task handle
IN[1] - horizontal size
IN[2] - vertical size
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_VIDEO_RESOLUTION (CPU_CMD_MASK_CAPTURE | 0x0006)
/* Description: This command set filter parameters
IN[0] - Task handle. Handle of the task
IN[1] - type, 0 - temporal, 1 - spatial, 2 - median
IN[2] - mode, temporal/spatial: 0 - disable, 1 - static, 2 - dynamic
median: 0 = disable, 1 = horizontal, 2 = vertical,
3 = horizontal/vertical, 4 = diagonal
IN[3] - strength, temporal 0 - 31, spatial 0 - 15
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_FILTER_PARAM (CPU_CMD_MASK_CAPTURE | 0x0009)
/* Description: This command set spatial filter type
IN[0] - Task handle.
IN[1] - luma type: 0 = disable, 1 = 1D horizontal only, 2 = 1D vertical only,
3 = 2D H/V separable, 4 = 2D symmetric non-separable
IN[2] - chroma type: 0 - diable, 1 = 1D horizontal
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_SPATIAL_FILTER_TYPE (CPU_CMD_MASK_CAPTURE | 0x000C)
/* Description: This command set coring levels for median filter
IN[0] - Task handle.
IN[1] - luma_high
IN[2] - luma_low
IN[3] - chroma_high
IN[4] - chroma_low
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_MEDIAN_CORING (CPU_CMD_MASK_CAPTURE | 0x000E)
/* Description: This command set the picture type mask for index file
IN[0] - 0 = disable index file output
1 = output I picture
2 = P picture
4 = B picture
other = illegal */
#define CX18_CPU_SET_INDEXTABLE (CPU_CMD_MASK_CAPTURE | 0x0010)
/* Description: Set audio parameters
IN[0] - task handle. Handle of the task to start
IN[1] - audio parameter
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_AUDIO_PARAMETERS (CPU_CMD_MASK_CAPTURE | 0x0011)
/* Description: Set video mute
IN[0] - task handle. Handle of the task to start
IN[1] - bit31-24: muteYvalue
bit23-16: muteUvalue
bit15-8: muteVvalue
bit0: 1:mute, 0: unmute
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_VIDEO_MUTE (CPU_CMD_MASK_CAPTURE | 0x0013)
/* Description: Set audio mute
IN[0] - task handle. Handle of the task to start
IN[1] - mute/unmute
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_AUDIO_MUTE (CPU_CMD_MASK_CAPTURE | 0x0014)
/* Description: Set stream output type
IN[0] - task handle. Handle of the task to start
IN[1] - subType
SET_INITIAL_SCR 1
SET_QUALITY_MODE 2
SET_VIM_PROTECT_MODE 3
SET_PTS_CORRECTION 4
SET_USB_FLUSH_MODE 5
SET_MERAQPAR_ENABLE 6
SET_NAV_PACK_INSERTION 7
SET_SCENE_CHANGE_ENABLE 8
IN[2] - parameter 1
IN[3] - parameter 2
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_MISC_PARAMETERS (CPU_CMD_MASK_CAPTURE | 0x0015)
/* Description: Set raw VBI parameters
IN[0] - Task handle
IN[1] - No. of input lines per field:
bit[15:0]: field 1,
bit[31:16]: field 2
IN[2] - No. of input bytes per line
IN[3] - No. of output frames per transfer
IN[4] - start code
IN[5] - stop code
ReturnCode */
#define CX18_CPU_SET_RAW_VBI_PARAM (CPU_CMD_MASK_CAPTURE | 0x0016)
/* Description: Set capture line No.
IN[0] - task handle. Handle of the task to start
IN[1] - height1
IN[2] - height2
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_CAPTURE_LINE_NO (CPU_CMD_MASK_CAPTURE | 0x0017)
/* Description: Set copyright
IN[0] - task handle. Handle of the task to start
IN[1] - copyright
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_COPYRIGHT (CPU_CMD_MASK_CAPTURE | 0x0018)
/* Description: Set audio PID
IN[0] - task handle. Handle of the task to start
IN[1] - PID
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_AUDIO_PID (CPU_CMD_MASK_CAPTURE | 0x0019)
/* Description: Set video PID
IN[0] - task handle. Handle of the task to start
IN[1] - PID
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_VIDEO_PID (CPU_CMD_MASK_CAPTURE | 0x001A)
/* Description: Set Vertical Crop Line
IN[0] - task handle. Handle of the task to start
IN[1] - Line
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_VER_CROP_LINE (CPU_CMD_MASK_CAPTURE | 0x001B)
/* Description: Set COP structure
IN[0] - task handle. Handle of the task to start
IN[1] - M
IN[2] - N
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_GOP_STRUCTURE (CPU_CMD_MASK_CAPTURE | 0x001C)
/* Description: Set Scene Change Detection
IN[0] - task handle. Handle of the task to start
IN[1] - scene change
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_SCENE_CHANGE_DETECTION (CPU_CMD_MASK_CAPTURE | 0x001D)
/* Description: Set Aspect Ratio
IN[0] - task handle. Handle of the task to start
IN[1] - AspectRatio
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_ASPECT_RATIO (CPU_CMD_MASK_CAPTURE | 0x001E)
/* Description: Set Skip Input Frame
IN[0] - task handle. Handle of the task to start
IN[1] - skip input frames
ReturnCode - One of the ERR_CAPTURE_... */
#define CX18_CPU_SET_SKIP_INPUT_FRAME (CPU_CMD_MASK_CAPTURE | 0x001F)
/* Description: Set sliced VBI parameters -
Note This API will only apply to MPEG and Sliced VBI Channels
IN[0] - Task handle
IN[1] - output type, 0 - CC, 1 - Moji, 2 - Teletext
IN[2] - start / stop line
bit[15:0] start line number
bit[31:16] stop line number
IN[3] - number of output frames per interrupt
IN[4] - VBI insertion mode
bit 0: output user data, 1 - enable
bit 1: output private stream, 1 - enable
bit 2: mux option, 0 - in GOP, 1 - in picture
bit[7:0] private stream ID
IN[5] - insertion period while mux option is in picture
ReturnCode - VBI data offset */
#define CX18_CPU_SET_SLICED_VBI_PARAM (CPU_CMD_MASK_CAPTURE | 0x0020)
/* Description: Set the user data place holder
IN[0] - type of data (0 for user)
IN[1] - Stuffing period
IN[2] - ID data size in word (less than 10)
IN[3] - Pointer to ID buffer */
#define CX18_CPU_SET_USERDATA_PLACE_HOLDER (CPU_CMD_MASK_CAPTURE | 0x0021)
/* Description:
In[0] Task Handle
return parameter:
Out[0] Reserved
Out[1] Video PTS bit[32:2] of last output video frame.
Out[2] Video PTS bit[ 1:0] of last output video frame.
Out[3] Hardware Video PTS counter bit[31:0],
these bits get incremented on every 90kHz clock tick.
Out[4] Hardware Video PTS counter bit32,
these bits get incremented on every 90kHz clock tick.
ReturnCode */
#define CX18_CPU_GET_ENC_PTS (CPU_CMD_MASK_CAPTURE | 0x0022)
/* Below is the list of commands related to the data exchange */
#define CPU_CMD_MASK_DE (CPU_CMD_MASK | 0x040000)
/* Description: This command provides the physical base address of the local
DDR as viewed by EPU
IN[0] - Physical offset where EPU has the local DDR mapped
ReturnCode - One of the ERR_DE_... */
#define CPU_CMD_DE_SetBase (CPU_CMD_MASK_DE | 0x0001)
/* Description: This command provides the offsets in the device memory where
the 2 cx18_mdl_ack blocks reside
IN[0] - Task handle. Handle of the task to start
IN[1] - Offset of the first cx18_mdl_ack from the beginning of the
local DDR.
IN[2] - Offset of the second cx18_mdl_ack from the beginning of the
local DDR.
ReturnCode - One of the ERR_DE_... */
#define CX18_CPU_DE_SET_MDL_ACK (CPU_CMD_MASK_DE | 0x0002)
/* Description: This command provides the offset to a Memory Descriptor List
IN[0] - Task handle. Handle of the task to start
IN[1] - Offset of the MDL from the beginning of the local DDR.
IN[2] - Number of cx18_mdl structures in the array pointed to by IN[1]
IN[3] - Buffer ID
IN[4] - Total buffer length
ReturnCode - One of the ERR_DE_... */
#define CX18_CPU_DE_SET_MDL (CPU_CMD_MASK_DE | 0x0005)
/* Description: This command requests return of all current Memory
Descriptor Lists to the driver
IN[0] - Task handle. Handle of the task to start
ReturnCode - One of the ERR_DE_... */
#define CX18_CPU_DE_RELEASE_MDL (CPU_CMD_MASK_DE | 0x0006)
/* Description: This command signals the cpu that the dat buffer has been
consumed and ready for re-use.
IN[0] - Task handle. Handle of the task
IN[1] - Offset of the data block from the beginning of the local DDR.
IN[2] - Number of bytes in the data block
ReturnCode - One of the ERR_DE_... */
/* #define CX18_CPU_DE_RELEASE_BUFFER (CPU_CMD_MASK_DE | 0x0007) */
/* No Error / Success */
#define CNXT_OK 0x000000
/* Received unknown command */
#define CXERR_UNK_CMD 0x000001
/* First parameter in the command is invalid */
#define CXERR_INVALID_PARAM1 0x000002
/* Second parameter in the command is invalid */
#define CXERR_INVALID_PARAM2 0x000003
/* Device interface is not open/found */
#define CXERR_DEV_NOT_FOUND 0x000004
/* Requested function is not implemented/available */
#define CXERR_NOTSUPPORTED 0x000005
/* Invalid pointer is provided */
#define CXERR_BADPTR 0x000006
/* Unable to allocate memory */
#define CXERR_NOMEM 0x000007
/* Object/Link not found */
#define CXERR_LINK 0x000008
/* Device busy, command cannot be executed */
#define CXERR_BUSY 0x000009
/* File/device/handle is not open. */
#define CXERR_NOT_OPEN 0x00000A
/* Value is out of range */
#define CXERR_OUTOFRANGE 0x00000B
/* Buffer overflow */
#define CXERR_OVERFLOW 0x00000C
/* Version mismatch */
#define CXERR_BADVER 0x00000D
/* Operation timed out */
#define CXERR_TIMEOUT 0x00000E
/* Operation aborted */
#define CXERR_ABORT 0x00000F
/* Specified I2C device not found for read/write */
#define CXERR_I2CDEV_NOTFOUND 0x000010
/* Error in I2C data xfer (but I2C device is present) */
#define CXERR_I2CDEV_XFERERR 0x000011
/* Chanel changing component not ready */
#define CXERR_CHANNELNOTREADY 0x000012
/* PPU (Presensation/Decoder) mail box is corrupted */
#define CXERR_PPU_MB_CORRUPT 0x000013
/* CPU (Capture/Encoder) mail box is corrupted */
#define CXERR_CPU_MB_CORRUPT 0x000014
/* APU (Audio) mail box is corrupted */
#define CXERR_APU_MB_CORRUPT 0x000015
/* Unable to open file for reading */
#define CXERR_FILE_OPEN_READ 0x000016
/* Unable to open file for writing */
#define CXERR_FILE_OPEN_WRITE 0x000017
/* Unable to find the I2C section specified */
#define CXERR_I2C_BADSECTION 0x000018
/* Error in I2C data xfer (but I2C device is present) */
#define CXERR_I2CDEV_DATALOW 0x000019
/* Error in I2C data xfer (but I2C device is present) */
#define CXERR_I2CDEV_CLOCKLOW 0x00001A
/* No Interrupt received from HW (for I2C access) */
#define CXERR_NO_HW_I2C_INTR 0x00001B
/* RPU is not ready to accept commands! */
#define CXERR_RPU_NOT_READY 0x00001C
/* RPU is not ready to accept commands! */
#define CXERR_RPU_NO_ACK 0x00001D
/* The are no buffers ready. Try again soon! */
#define CXERR_NODATA_AGAIN 0x00001E
/* The stream is stopping. Function not alllowed now! */
#define CXERR_STOPPING_STATUS 0x00001F
/* Trying to access hardware when the power is turned OFF */
#define CXERR_DEVPOWER_OFF 0x000020
#endif /* CX23418_H */
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