689 lines
21 KiB
C
689 lines
21 KiB
C
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/*
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* VPIF header file
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*
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* Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed .as is. WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef VPIF_H
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#define VPIF_H
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#include <linux/io.h>
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#include <linux/videodev2.h>
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#include <media/davinci/vpif_types.h>
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/* Maximum channel allowed */
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#define VPIF_NUM_CHANNELS (4)
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#define VPIF_CAPTURE_NUM_CHANNELS (2)
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#define VPIF_DISPLAY_NUM_CHANNELS (2)
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/* Macros to read/write registers */
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extern void __iomem *vpif_base;
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extern spinlock_t vpif_lock;
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#define regr(reg) readl((reg) + vpif_base)
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#define regw(value, reg) writel(value, (reg + vpif_base))
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/* Register Address Offsets */
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#define VPIF_PID (0x0000)
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#define VPIF_CH0_CTRL (0x0004)
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#define VPIF_CH1_CTRL (0x0008)
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#define VPIF_CH2_CTRL (0x000C)
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#define VPIF_CH3_CTRL (0x0010)
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#define VPIF_INTEN (0x0020)
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#define VPIF_INTEN_SET (0x0024)
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#define VPIF_INTEN_CLR (0x0028)
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#define VPIF_STATUS (0x002C)
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#define VPIF_STATUS_CLR (0x0030)
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#define VPIF_EMULATION_CTRL (0x0034)
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#define VPIF_REQ_SIZE (0x0038)
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#define VPIF_CH0_TOP_STRT_ADD_LUMA (0x0040)
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#define VPIF_CH0_BTM_STRT_ADD_LUMA (0x0044)
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#define VPIF_CH0_TOP_STRT_ADD_CHROMA (0x0048)
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#define VPIF_CH0_BTM_STRT_ADD_CHROMA (0x004c)
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#define VPIF_CH0_TOP_STRT_ADD_HANC (0x0050)
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#define VPIF_CH0_BTM_STRT_ADD_HANC (0x0054)
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#define VPIF_CH0_TOP_STRT_ADD_VANC (0x0058)
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#define VPIF_CH0_BTM_STRT_ADD_VANC (0x005c)
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#define VPIF_CH0_SP_CFG (0x0060)
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#define VPIF_CH0_IMG_ADD_OFST (0x0064)
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#define VPIF_CH0_HANC_ADD_OFST (0x0068)
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#define VPIF_CH0_H_CFG (0x006c)
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#define VPIF_CH0_V_CFG_00 (0x0070)
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#define VPIF_CH0_V_CFG_01 (0x0074)
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#define VPIF_CH0_V_CFG_02 (0x0078)
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#define VPIF_CH0_V_CFG_03 (0x007c)
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#define VPIF_CH1_TOP_STRT_ADD_LUMA (0x0080)
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#define VPIF_CH1_BTM_STRT_ADD_LUMA (0x0084)
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#define VPIF_CH1_TOP_STRT_ADD_CHROMA (0x0088)
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#define VPIF_CH1_BTM_STRT_ADD_CHROMA (0x008c)
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#define VPIF_CH1_TOP_STRT_ADD_HANC (0x0090)
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#define VPIF_CH1_BTM_STRT_ADD_HANC (0x0094)
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#define VPIF_CH1_TOP_STRT_ADD_VANC (0x0098)
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#define VPIF_CH1_BTM_STRT_ADD_VANC (0x009c)
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#define VPIF_CH1_SP_CFG (0x00a0)
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#define VPIF_CH1_IMG_ADD_OFST (0x00a4)
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#define VPIF_CH1_HANC_ADD_OFST (0x00a8)
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#define VPIF_CH1_H_CFG (0x00ac)
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#define VPIF_CH1_V_CFG_00 (0x00b0)
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#define VPIF_CH1_V_CFG_01 (0x00b4)
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#define VPIF_CH1_V_CFG_02 (0x00b8)
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#define VPIF_CH1_V_CFG_03 (0x00bc)
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#define VPIF_CH2_TOP_STRT_ADD_LUMA (0x00c0)
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#define VPIF_CH2_BTM_STRT_ADD_LUMA (0x00c4)
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#define VPIF_CH2_TOP_STRT_ADD_CHROMA (0x00c8)
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#define VPIF_CH2_BTM_STRT_ADD_CHROMA (0x00cc)
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#define VPIF_CH2_TOP_STRT_ADD_HANC (0x00d0)
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#define VPIF_CH2_BTM_STRT_ADD_HANC (0x00d4)
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#define VPIF_CH2_TOP_STRT_ADD_VANC (0x00d8)
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#define VPIF_CH2_BTM_STRT_ADD_VANC (0x00dc)
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#define VPIF_CH2_SP_CFG (0x00e0)
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#define VPIF_CH2_IMG_ADD_OFST (0x00e4)
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#define VPIF_CH2_HANC_ADD_OFST (0x00e8)
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#define VPIF_CH2_H_CFG (0x00ec)
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#define VPIF_CH2_V_CFG_00 (0x00f0)
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#define VPIF_CH2_V_CFG_01 (0x00f4)
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#define VPIF_CH2_V_CFG_02 (0x00f8)
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#define VPIF_CH2_V_CFG_03 (0x00fc)
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#define VPIF_CH2_HANC0_STRT (0x0100)
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#define VPIF_CH2_HANC0_SIZE (0x0104)
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#define VPIF_CH2_HANC1_STRT (0x0108)
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#define VPIF_CH2_HANC1_SIZE (0x010c)
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#define VPIF_CH2_VANC0_STRT (0x0110)
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#define VPIF_CH2_VANC0_SIZE (0x0114)
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#define VPIF_CH2_VANC1_STRT (0x0118)
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#define VPIF_CH2_VANC1_SIZE (0x011c)
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#define VPIF_CH3_TOP_STRT_ADD_LUMA (0x0140)
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#define VPIF_CH3_BTM_STRT_ADD_LUMA (0x0144)
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#define VPIF_CH3_TOP_STRT_ADD_CHROMA (0x0148)
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#define VPIF_CH3_BTM_STRT_ADD_CHROMA (0x014c)
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#define VPIF_CH3_TOP_STRT_ADD_HANC (0x0150)
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#define VPIF_CH3_BTM_STRT_ADD_HANC (0x0154)
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#define VPIF_CH3_TOP_STRT_ADD_VANC (0x0158)
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#define VPIF_CH3_BTM_STRT_ADD_VANC (0x015c)
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#define VPIF_CH3_SP_CFG (0x0160)
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#define VPIF_CH3_IMG_ADD_OFST (0x0164)
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#define VPIF_CH3_HANC_ADD_OFST (0x0168)
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#define VPIF_CH3_H_CFG (0x016c)
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#define VPIF_CH3_V_CFG_00 (0x0170)
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#define VPIF_CH3_V_CFG_01 (0x0174)
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#define VPIF_CH3_V_CFG_02 (0x0178)
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#define VPIF_CH3_V_CFG_03 (0x017c)
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#define VPIF_CH3_HANC0_STRT (0x0180)
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#define VPIF_CH3_HANC0_SIZE (0x0184)
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#define VPIF_CH3_HANC1_STRT (0x0188)
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#define VPIF_CH3_HANC1_SIZE (0x018c)
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#define VPIF_CH3_VANC0_STRT (0x0190)
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#define VPIF_CH3_VANC0_SIZE (0x0194)
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#define VPIF_CH3_VANC1_STRT (0x0198)
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#define VPIF_CH3_VANC1_SIZE (0x019c)
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#define VPIF_IODFT_CTRL (0x01c0)
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/* Functions for bit Manipulation */
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static inline void vpif_set_bit(u32 reg, u32 bit)
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{
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regw((regr(reg)) | (0x01 << bit), reg);
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}
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static inline void vpif_clr_bit(u32 reg, u32 bit)
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{
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regw(((regr(reg)) & ~(0x01 << bit)), reg);
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}
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/* Macro for Generating mask */
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#ifdef GENERATE_MASK
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#undef GENERATE_MASK
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#endif
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#define GENERATE_MASK(bits, pos) \
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((((0xFFFFFFFF) << (32 - bits)) >> (32 - bits)) << pos)
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/* Bit positions in the channel control registers */
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#define VPIF_CH_DATA_MODE_BIT (2)
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#define VPIF_CH_YC_MUX_BIT (3)
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#define VPIF_CH_SDR_FMT_BIT (4)
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#define VPIF_CH_HANC_EN_BIT (8)
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#define VPIF_CH_VANC_EN_BIT (9)
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#define VPIF_CAPTURE_CH_NIP (10)
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#define VPIF_DISPLAY_CH_NIP (11)
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#define VPIF_DISPLAY_PIX_EN_BIT (10)
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#define VPIF_CH_INPUT_FIELD_FRAME_BIT (12)
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#define VPIF_CH_FID_POLARITY_BIT (15)
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#define VPIF_CH_V_VALID_POLARITY_BIT (14)
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#define VPIF_CH_H_VALID_POLARITY_BIT (13)
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#define VPIF_CH_DATA_WIDTH_BIT (28)
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#define VPIF_CH_CLK_EDGE_CTRL_BIT (31)
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/* Mask various length */
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#define VPIF_CH_EAVSAV_MASK GENERATE_MASK(13, 0)
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#define VPIF_CH_LEN_MASK GENERATE_MASK(12, 0)
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#define VPIF_CH_WIDTH_MASK GENERATE_MASK(13, 0)
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#define VPIF_CH_LEN_SHIFT (16)
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/* VPIF masks for registers */
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#define VPIF_REQ_SIZE_MASK (0x1ff)
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/* bit posotion of interrupt vpif_ch_intr register */
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#define VPIF_INTEN_FRAME_CH0 (0x00000001)
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#define VPIF_INTEN_FRAME_CH1 (0x00000002)
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#define VPIF_INTEN_FRAME_CH2 (0x00000004)
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#define VPIF_INTEN_FRAME_CH3 (0x00000008)
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/* bit position of clock and channel enable in vpif_chn_ctrl register */
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#define VPIF_CH0_CLK_EN (0x00000002)
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#define VPIF_CH0_EN (0x00000001)
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#define VPIF_CH1_CLK_EN (0x00000002)
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#define VPIF_CH1_EN (0x00000001)
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#define VPIF_CH2_CLK_EN (0x00000002)
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#define VPIF_CH2_EN (0x00000001)
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#define VPIF_CH3_CLK_EN (0x00000002)
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#define VPIF_CH3_EN (0x00000001)
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#define VPIF_CH_CLK_EN (0x00000002)
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#define VPIF_CH_EN (0x00000001)
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#define VPIF_INT_TOP (0x00)
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#define VPIF_INT_BOTTOM (0x01)
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#define VPIF_INT_BOTH (0x02)
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#define VPIF_CH0_INT_CTRL_SHIFT (6)
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#define VPIF_CH1_INT_CTRL_SHIFT (6)
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#define VPIF_CH2_INT_CTRL_SHIFT (6)
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#define VPIF_CH3_INT_CTRL_SHIFT (6)
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#define VPIF_CH_INT_CTRL_SHIFT (6)
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#define VPIF_CH2_CLIP_ANC_EN 14
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#define VPIF_CH2_CLIP_ACTIVE_EN 13
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#define VPIF_CH3_CLIP_ANC_EN 14
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#define VPIF_CH3_CLIP_ACTIVE_EN 13
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/* enabled interrupt on both the fields on vpid_ch0_ctrl register */
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#define channel0_intr_assert() (regw((regr(VPIF_CH0_CTRL)|\
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(VPIF_INT_BOTH << VPIF_CH0_INT_CTRL_SHIFT)), VPIF_CH0_CTRL))
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/* enabled interrupt on both the fields on vpid_ch1_ctrl register */
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#define channel1_intr_assert() (regw((regr(VPIF_CH1_CTRL)|\
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(VPIF_INT_BOTH << VPIF_CH1_INT_CTRL_SHIFT)), VPIF_CH1_CTRL))
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/* enabled interrupt on both the fields on vpid_ch0_ctrl register */
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#define channel2_intr_assert() (regw((regr(VPIF_CH2_CTRL)|\
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(VPIF_INT_BOTH << VPIF_CH2_INT_CTRL_SHIFT)), VPIF_CH2_CTRL))
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/* enabled interrupt on both the fields on vpid_ch1_ctrl register */
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#define channel3_intr_assert() (regw((regr(VPIF_CH3_CTRL)|\
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(VPIF_INT_BOTH << VPIF_CH3_INT_CTRL_SHIFT)), VPIF_CH3_CTRL))
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#define VPIF_CH_FID_MASK (0x20)
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#define VPIF_CH_FID_SHIFT (5)
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#define VPIF_NTSC_VBI_START_FIELD0 (1)
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#define VPIF_NTSC_VBI_START_FIELD1 (263)
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#define VPIF_PAL_VBI_START_FIELD0 (624)
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#define VPIF_PAL_VBI_START_FIELD1 (311)
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#define VPIF_NTSC_HBI_START_FIELD0 (1)
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#define VPIF_NTSC_HBI_START_FIELD1 (263)
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#define VPIF_PAL_HBI_START_FIELD0 (624)
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#define VPIF_PAL_HBI_START_FIELD1 (311)
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#define VPIF_NTSC_VBI_COUNT_FIELD0 (20)
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#define VPIF_NTSC_VBI_COUNT_FIELD1 (19)
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#define VPIF_PAL_VBI_COUNT_FIELD0 (24)
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#define VPIF_PAL_VBI_COUNT_FIELD1 (25)
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#define VPIF_NTSC_HBI_COUNT_FIELD0 (263)
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#define VPIF_NTSC_HBI_COUNT_FIELD1 (262)
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#define VPIF_PAL_HBI_COUNT_FIELD0 (312)
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#define VPIF_PAL_HBI_COUNT_FIELD1 (313)
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#define VPIF_NTSC_VBI_SAMPLES_PER_LINE (720)
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#define VPIF_PAL_VBI_SAMPLES_PER_LINE (720)
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#define VPIF_NTSC_HBI_SAMPLES_PER_LINE (268)
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#define VPIF_PAL_HBI_SAMPLES_PER_LINE (280)
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#define VPIF_CH_VANC_EN (0x20)
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#define VPIF_DMA_REQ_SIZE (0x080)
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#define VPIF_EMULATION_DISABLE (0x01)
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extern u8 irq_vpif_capture_channel[VPIF_NUM_CHANNELS];
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/* inline function to enable/disable channel0 */
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static inline void enable_channel0(int enable)
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{
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if (enable)
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regw((regr(VPIF_CH0_CTRL) | (VPIF_CH0_EN)), VPIF_CH0_CTRL);
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else
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regw((regr(VPIF_CH0_CTRL) & (~VPIF_CH0_EN)), VPIF_CH0_CTRL);
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}
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/* inline function to enable/disable channel1 */
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static inline void enable_channel1(int enable)
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{
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if (enable)
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regw((regr(VPIF_CH1_CTRL) | (VPIF_CH1_EN)), VPIF_CH1_CTRL);
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else
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regw((regr(VPIF_CH1_CTRL) & (~VPIF_CH1_EN)), VPIF_CH1_CTRL);
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}
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/* inline function to enable interrupt for channel0 */
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static inline void channel0_intr_enable(int enable)
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{
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unsigned long flags;
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spin_lock_irqsave(&vpif_lock, flags);
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if (enable) {
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regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
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regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
|
||
|
|
|
||
|
|
regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH0), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH0),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
} else {
|
||
|
|
regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH0)), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH0),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
}
|
||
|
|
spin_unlock_irqrestore(&vpif_lock, flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable interrupt for channel1 */
|
||
|
|
static inline void channel1_intr_enable(int enable)
|
||
|
|
{
|
||
|
|
unsigned long flags;
|
||
|
|
|
||
|
|
spin_lock_irqsave(&vpif_lock, flags);
|
||
|
|
|
||
|
|
if (enable) {
|
||
|
|
regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
|
||
|
|
|
||
|
|
regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH1), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH1),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
} else {
|
||
|
|
regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH1)), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH1),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
}
|
||
|
|
spin_unlock_irqrestore(&vpif_lock, flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to set buffer addresses in case of Y/C non mux mode */
|
||
|
|
static inline void ch0_set_videobuf_addr_yc_nmux(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH0_TOP_STRT_ADD_LUMA);
|
||
|
|
regw(btm_strt_luma, VPIF_CH0_BTM_STRT_ADD_LUMA);
|
||
|
|
regw(top_strt_chroma, VPIF_CH1_TOP_STRT_ADD_CHROMA);
|
||
|
|
regw(btm_strt_chroma, VPIF_CH1_BTM_STRT_ADD_CHROMA);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to set buffer addresses in VPIF registers for video data */
|
||
|
|
static inline void ch0_set_videobuf_addr(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH0_TOP_STRT_ADD_LUMA);
|
||
|
|
regw(btm_strt_luma, VPIF_CH0_BTM_STRT_ADD_LUMA);
|
||
|
|
regw(top_strt_chroma, VPIF_CH0_TOP_STRT_ADD_CHROMA);
|
||
|
|
regw(btm_strt_chroma, VPIF_CH0_BTM_STRT_ADD_CHROMA);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch1_set_videobuf_addr(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
|
||
|
|
regw(top_strt_luma, VPIF_CH1_TOP_STRT_ADD_LUMA);
|
||
|
|
regw(btm_strt_luma, VPIF_CH1_BTM_STRT_ADD_LUMA);
|
||
|
|
regw(top_strt_chroma, VPIF_CH1_TOP_STRT_ADD_CHROMA);
|
||
|
|
regw(btm_strt_chroma, VPIF_CH1_BTM_STRT_ADD_CHROMA);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch0_set_vbi_addr(unsigned long top_vbi,
|
||
|
|
unsigned long btm_vbi, unsigned long a, unsigned long b)
|
||
|
|
{
|
||
|
|
regw(top_vbi, VPIF_CH0_TOP_STRT_ADD_VANC);
|
||
|
|
regw(btm_vbi, VPIF_CH0_BTM_STRT_ADD_VANC);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch0_set_hbi_addr(unsigned long top_vbi,
|
||
|
|
unsigned long btm_vbi, unsigned long a, unsigned long b)
|
||
|
|
{
|
||
|
|
regw(top_vbi, VPIF_CH0_TOP_STRT_ADD_HANC);
|
||
|
|
regw(btm_vbi, VPIF_CH0_BTM_STRT_ADD_HANC);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch1_set_vbi_addr(unsigned long top_vbi,
|
||
|
|
unsigned long btm_vbi, unsigned long a, unsigned long b)
|
||
|
|
{
|
||
|
|
regw(top_vbi, VPIF_CH1_TOP_STRT_ADD_VANC);
|
||
|
|
regw(btm_vbi, VPIF_CH1_BTM_STRT_ADD_VANC);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch1_set_hbi_addr(unsigned long top_vbi,
|
||
|
|
unsigned long btm_vbi, unsigned long a, unsigned long b)
|
||
|
|
{
|
||
|
|
regw(top_vbi, VPIF_CH1_TOP_STRT_ADD_HANC);
|
||
|
|
regw(btm_vbi, VPIF_CH1_BTM_STRT_ADD_HANC);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Inline function to enable raw vbi in the given channel */
|
||
|
|
static inline void disable_raw_feature(u8 channel_id, u8 index)
|
||
|
|
{
|
||
|
|
u32 ctrl_reg;
|
||
|
|
if (0 == channel_id)
|
||
|
|
ctrl_reg = VPIF_CH0_CTRL;
|
||
|
|
else
|
||
|
|
ctrl_reg = VPIF_CH1_CTRL;
|
||
|
|
|
||
|
|
if (1 == index)
|
||
|
|
vpif_clr_bit(ctrl_reg, VPIF_CH_VANC_EN_BIT);
|
||
|
|
else
|
||
|
|
vpif_clr_bit(ctrl_reg, VPIF_CH_HANC_EN_BIT);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void enable_raw_feature(u8 channel_id, u8 index)
|
||
|
|
{
|
||
|
|
u32 ctrl_reg;
|
||
|
|
if (0 == channel_id)
|
||
|
|
ctrl_reg = VPIF_CH0_CTRL;
|
||
|
|
else
|
||
|
|
ctrl_reg = VPIF_CH1_CTRL;
|
||
|
|
|
||
|
|
if (1 == index)
|
||
|
|
vpif_set_bit(ctrl_reg, VPIF_CH_VANC_EN_BIT);
|
||
|
|
else
|
||
|
|
vpif_set_bit(ctrl_reg, VPIF_CH_HANC_EN_BIT);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable/disable channel2 */
|
||
|
|
static inline void enable_channel2(int enable)
|
||
|
|
{
|
||
|
|
if (enable) {
|
||
|
|
regw((regr(VPIF_CH2_CTRL) | (VPIF_CH2_CLK_EN)), VPIF_CH2_CTRL);
|
||
|
|
regw((regr(VPIF_CH2_CTRL) | (VPIF_CH2_EN)), VPIF_CH2_CTRL);
|
||
|
|
} else {
|
||
|
|
regw((regr(VPIF_CH2_CTRL) & (~VPIF_CH2_CLK_EN)), VPIF_CH2_CTRL);
|
||
|
|
regw((regr(VPIF_CH2_CTRL) & (~VPIF_CH2_EN)), VPIF_CH2_CTRL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable/disable channel3 */
|
||
|
|
static inline void enable_channel3(int enable)
|
||
|
|
{
|
||
|
|
if (enable) {
|
||
|
|
regw((regr(VPIF_CH3_CTRL) | (VPIF_CH3_CLK_EN)), VPIF_CH3_CTRL);
|
||
|
|
regw((regr(VPIF_CH3_CTRL) | (VPIF_CH3_EN)), VPIF_CH3_CTRL);
|
||
|
|
} else {
|
||
|
|
regw((regr(VPIF_CH3_CTRL) & (~VPIF_CH3_CLK_EN)), VPIF_CH3_CTRL);
|
||
|
|
regw((regr(VPIF_CH3_CTRL) & (~VPIF_CH3_EN)), VPIF_CH3_CTRL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable interrupt for channel2 */
|
||
|
|
static inline void channel2_intr_enable(int enable)
|
||
|
|
{
|
||
|
|
unsigned long flags;
|
||
|
|
|
||
|
|
spin_lock_irqsave(&vpif_lock, flags);
|
||
|
|
|
||
|
|
if (enable) {
|
||
|
|
regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
|
||
|
|
regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH2), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH2),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
} else {
|
||
|
|
regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH2)), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH2),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
}
|
||
|
|
spin_unlock_irqrestore(&vpif_lock, flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable interrupt for channel3 */
|
||
|
|
static inline void channel3_intr_enable(int enable)
|
||
|
|
{
|
||
|
|
unsigned long flags;
|
||
|
|
|
||
|
|
spin_lock_irqsave(&vpif_lock, flags);
|
||
|
|
|
||
|
|
if (enable) {
|
||
|
|
regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
|
||
|
|
|
||
|
|
regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH3), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH3),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
} else {
|
||
|
|
regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH3)), VPIF_INTEN);
|
||
|
|
regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH3),
|
||
|
|
VPIF_INTEN_SET);
|
||
|
|
}
|
||
|
|
spin_unlock_irqrestore(&vpif_lock, flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable raw vbi data for channel2 */
|
||
|
|
static inline void channel2_raw_enable(int enable, u8 index)
|
||
|
|
{
|
||
|
|
u32 mask;
|
||
|
|
|
||
|
|
if (1 == index)
|
||
|
|
mask = VPIF_CH_VANC_EN_BIT;
|
||
|
|
else
|
||
|
|
mask = VPIF_CH_HANC_EN_BIT;
|
||
|
|
|
||
|
|
if (enable)
|
||
|
|
vpif_set_bit(VPIF_CH2_CTRL, mask);
|
||
|
|
else
|
||
|
|
vpif_clr_bit(VPIF_CH2_CTRL, mask);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to enable raw vbi data for channel3*/
|
||
|
|
static inline void channel3_raw_enable(int enable, u8 index)
|
||
|
|
{
|
||
|
|
u32 mask;
|
||
|
|
|
||
|
|
if (1 == index)
|
||
|
|
mask = VPIF_CH_VANC_EN_BIT;
|
||
|
|
else
|
||
|
|
mask = VPIF_CH_HANC_EN_BIT;
|
||
|
|
|
||
|
|
if (enable)
|
||
|
|
vpif_set_bit(VPIF_CH3_CTRL, mask);
|
||
|
|
else
|
||
|
|
vpif_clr_bit(VPIF_CH3_CTRL, mask);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* function to enable clipping (for both active and blanking regions) on ch 2 */
|
||
|
|
static inline void channel2_clipping_enable(int enable)
|
||
|
|
{
|
||
|
|
if (enable) {
|
||
|
|
vpif_set_bit(VPIF_CH2_CTRL, VPIF_CH2_CLIP_ANC_EN);
|
||
|
|
vpif_set_bit(VPIF_CH2_CTRL, VPIF_CH2_CLIP_ACTIVE_EN);
|
||
|
|
} else {
|
||
|
|
vpif_clr_bit(VPIF_CH2_CTRL, VPIF_CH2_CLIP_ANC_EN);
|
||
|
|
vpif_clr_bit(VPIF_CH2_CTRL, VPIF_CH2_CLIP_ACTIVE_EN);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* function to enable clipping (for both active and blanking regions) on ch 3 */
|
||
|
|
static inline void channel3_clipping_enable(int enable)
|
||
|
|
{
|
||
|
|
if (enable) {
|
||
|
|
vpif_set_bit(VPIF_CH3_CTRL, VPIF_CH3_CLIP_ANC_EN);
|
||
|
|
vpif_set_bit(VPIF_CH3_CTRL, VPIF_CH3_CLIP_ACTIVE_EN);
|
||
|
|
} else {
|
||
|
|
vpif_clr_bit(VPIF_CH3_CTRL, VPIF_CH3_CLIP_ANC_EN);
|
||
|
|
vpif_clr_bit(VPIF_CH3_CTRL, VPIF_CH3_CLIP_ACTIVE_EN);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to set buffer addresses in case of Y/C non mux mode */
|
||
|
|
static inline void ch2_set_videobuf_addr_yc_nmux(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH2_TOP_STRT_ADD_LUMA);
|
||
|
|
regw(btm_strt_luma, VPIF_CH2_BTM_STRT_ADD_LUMA);
|
||
|
|
regw(top_strt_chroma, VPIF_CH3_TOP_STRT_ADD_CHROMA);
|
||
|
|
regw(btm_strt_chroma, VPIF_CH3_BTM_STRT_ADD_CHROMA);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to set buffer addresses in VPIF registers for video data */
|
||
|
|
static inline void ch2_set_videobuf_addr(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH2_TOP_STRT_ADD_LUMA);
|
||
|
|
regw(btm_strt_luma, VPIF_CH2_BTM_STRT_ADD_LUMA);
|
||
|
|
regw(top_strt_chroma, VPIF_CH2_TOP_STRT_ADD_CHROMA);
|
||
|
|
regw(btm_strt_chroma, VPIF_CH2_BTM_STRT_ADD_CHROMA);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch3_set_videobuf_addr(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH3_TOP_STRT_ADD_LUMA);
|
||
|
|
regw(btm_strt_luma, VPIF_CH3_BTM_STRT_ADD_LUMA);
|
||
|
|
regw(top_strt_chroma, VPIF_CH3_TOP_STRT_ADD_CHROMA);
|
||
|
|
regw(btm_strt_chroma, VPIF_CH3_BTM_STRT_ADD_CHROMA);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* inline function to set buffer addresses in VPIF registers for vbi data */
|
||
|
|
static inline void ch2_set_vbi_addr(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH2_TOP_STRT_ADD_VANC);
|
||
|
|
regw(btm_strt_luma, VPIF_CH2_BTM_STRT_ADD_VANC);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ch3_set_vbi_addr(unsigned long top_strt_luma,
|
||
|
|
unsigned long btm_strt_luma,
|
||
|
|
unsigned long top_strt_chroma,
|
||
|
|
unsigned long btm_strt_chroma)
|
||
|
|
{
|
||
|
|
regw(top_strt_luma, VPIF_CH3_TOP_STRT_ADD_VANC);
|
||
|
|
regw(btm_strt_luma, VPIF_CH3_BTM_STRT_ADD_VANC);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int vpif_intr_status(int channel)
|
||
|
|
{
|
||
|
|
int status = 0;
|
||
|
|
int mask;
|
||
|
|
|
||
|
|
if (channel < 0 || channel > 3)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
mask = 1 << channel;
|
||
|
|
status = regr(VPIF_STATUS) & mask;
|
||
|
|
regw(status, VPIF_STATUS_CLR);
|
||
|
|
|
||
|
|
return status;
|
||
|
|
}
|
||
|
|
|
||
|
|
#define VPIF_MAX_NAME (30)
|
||
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|
||
|
|
/* This structure will store size parameters as per the mode selected by user */
|
||
|
|
struct vpif_channel_config_params {
|
||
|
|
char name[VPIF_MAX_NAME]; /* Name of the mode */
|
||
|
|
u16 width; /* Indicates width of the image */
|
||
|
|
u16 height; /* Indicates height of the image */
|
||
|
|
u8 frm_fmt; /* Interlaced (0) or progressive (1) */
|
||
|
|
u8 ycmux_mode; /* This mode requires one (0) or two (1)
|
||
|
|
channels */
|
||
|
|
u16 eav2sav; /* length of eav 2 sav */
|
||
|
|
u16 sav2eav; /* length of sav 2 eav */
|
||
|
|
u16 l1, l3, l5, l7, l9, l11; /* Other parameter configurations */
|
||
|
|
u16 vsize; /* Vertical size of the image */
|
||
|
|
u8 capture_format; /* Indicates whether capture format
|
||
|
|
* is in BT or in CCD/CMOS */
|
||
|
|
u8 vbi_supported; /* Indicates whether this mode
|
||
|
|
* supports capturing vbi or not */
|
||
|
|
u8 hd_sd; /* HDTV (1) or SDTV (0) format */
|
||
|
|
v4l2_std_id stdid; /* SDTV format */
|
||
|
|
struct v4l2_dv_timings dv_timings; /* HDTV format */
|
||
|
|
};
|
||
|
|
|
||
|
|
extern const unsigned int vpif_ch_params_count;
|
||
|
|
extern const struct vpif_channel_config_params vpif_ch_params[];
|
||
|
|
|
||
|
|
struct vpif_video_params;
|
||
|
|
struct vpif_params;
|
||
|
|
struct vpif_vbi_params;
|
||
|
|
|
||
|
|
int vpif_set_video_params(struct vpif_params *vpifparams, u8 channel_id);
|
||
|
|
void vpif_set_vbi_display_params(struct vpif_vbi_params *vbiparams,
|
||
|
|
u8 channel_id);
|
||
|
|
int vpif_channel_getfid(u8 channel_id);
|
||
|
|
|
||
|
|
enum data_size {
|
||
|
|
_8BITS = 0,
|
||
|
|
_10BITS,
|
||
|
|
_12BITS,
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Structure for vpif parameters for raw vbi data */
|
||
|
|
struct vpif_vbi_params {
|
||
|
|
__u32 hstart0; /* Horizontal start of raw vbi data for first field */
|
||
|
|
__u32 vstart0; /* Vertical start of raw vbi data for first field */
|
||
|
|
__u32 hsize0; /* Horizontal size of raw vbi data for first field */
|
||
|
|
__u32 vsize0; /* Vertical size of raw vbi data for first field */
|
||
|
|
__u32 hstart1; /* Horizontal start of raw vbi data for second field */
|
||
|
|
__u32 vstart1; /* Vertical start of raw vbi data for second field */
|
||
|
|
__u32 hsize1; /* Horizontal size of raw vbi data for second field */
|
||
|
|
__u32 vsize1; /* Vertical size of raw vbi data for second field */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* structure for vpif parameters */
|
||
|
|
struct vpif_video_params {
|
||
|
|
__u8 storage_mode; /* Indicates field or frame mode */
|
||
|
|
unsigned long hpitch;
|
||
|
|
v4l2_std_id stdid;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct vpif_params {
|
||
|
|
struct vpif_interface iface;
|
||
|
|
struct vpif_video_params video_params;
|
||
|
|
struct vpif_channel_config_params std_info;
|
||
|
|
union param {
|
||
|
|
struct vpif_vbi_params vbi_params;
|
||
|
|
enum data_size data_sz;
|
||
|
|
} params;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* End of #ifndef VPIF_H */
|
||
|
|
|