/* SPDX-License-Identifier: GPL-2.0-or-later */ /*************************************************************************** * Copyright (C) 2006-2010 by Marin Mitov * * mitov@issp.bas.bg * * * * * ***************************************************************************/ /* DT3155 header file */ #ifndef _DT3155_H_ #define _DT3155_H_ #include #include #include #include #include #define DT3155_NAME "dt3155" #define DT3155_VER_MAJ 2 #define DT3155_VER_MIN 0 #define DT3155_VER_EXT 0 #define DT3155_VERSION __stringify(DT3155_VER_MAJ) "." \ __stringify(DT3155_VER_MIN) "." \ __stringify(DT3155_VER_EXT) /* DT3155 Base Register offsets (memory mapped) */ #define EVEN_DMA_START 0x00 #define ODD_DMA_START 0x0C #define EVEN_DMA_STRIDE 0x18 #define ODD_DMA_STRIDE 0x24 #define EVEN_PIXEL_FMT 0x30 #define ODD_PIXEL_FMT 0x34 #define FIFO_TRIGER 0x38 #define XFER_MODE 0x3C #define CSR1 0x40 #define RETRY_WAIT_CNT 0x44 #define INT_CSR 0x48 #define EVEN_FLD_MASK 0x4C #define ODD_FLD_MASK 0x50 #define MASK_LENGTH 0x54 #define FIFO_FLAG_CNT 0x58 #define IIC_CLK_DUR 0x5C #define IIC_CSR1 0x60 #define IIC_CSR2 0x64 /* DT3155 Internal Registers indexes (i2c/IIC mapped) */ #define CSR2 0x10 #define EVEN_CSR 0x11 #define ODD_CSR 0x12 #define CONFIG 0x13 #define DT_ID 0x1F #define X_CLIP_START 0x20 #define Y_CLIP_START 0x22 #define X_CLIP_END 0x24 #define Y_CLIP_END 0x26 #define AD_ADDR 0x30 #define AD_LUT 0x31 #define AD_CMD 0x32 #define DIG_OUT 0x40 #define PM_LUT_ADDR 0x50 #define PM_LUT_DATA 0x51 /* AD command register values */ #define AD_CMD_REG 0x00 #define AD_POS_REF 0x01 #define AD_NEG_REF 0x02 /* CSR1 bit masks */ #define RANGE_EN 0x00008000 #define CRPT_DIS 0x00004000 #define ADDR_ERR_ODD 0x00000800 #define ADDR_ERR_EVEN 0x00000400 #define FLD_CRPT_ODD 0x00000200 #define FLD_CRPT_EVEN 0x00000100 #define FIFO_EN 0x00000080 #define SRST 0x00000040 #define FLD_DN_ODD 0x00000020 #define FLD_DN_EVEN 0x00000010 /* These should not be used. * Use CAP_CONT_ODD/EVEN instead #define CAP_SNGL_ODD 0x00000008 #define CAP_SNGL_EVEN 0x00000004 */ #define CAP_CONT_ODD 0x00000002 #define CAP_CONT_EVEN 0x00000001 /* INT_CSR bit masks */ #define FLD_START_EN 0x00000400 #define FLD_END_ODD_EN 0x00000200 #define FLD_END_EVEN_EN 0x00000100 #define FLD_START 0x00000004 #define FLD_END_ODD 0x00000002 #define FLD_END_EVEN 0x00000001 /* IIC_CSR1 bit masks */ #define DIRECT_ABORT 0x00000200 /* IIC_CSR2 bit masks */ #define NEW_CYCLE 0x01000000 #define DIR_RD 0x00010000 #define IIC_READ 0x01010000 #define IIC_WRITE 0x01000000 /* CSR2 bit masks */ #define DISP_PASS 0x40 #define BUSY_ODD 0x20 #define BUSY_EVEN 0x10 #define SYNC_PRESENT 0x08 #define VT_50HZ 0x04 #define SYNC_SNTL 0x02 #define CHROM_FILT 0x01 #define VT_60HZ 0x00 /* CSR_EVEN/ODD bit masks */ #define CSR_ERROR 0x04 #define CSR_SNGL 0x02 #define CSR_DONE 0x01 /* CONFIG bit masks */ #define PM_LUT_PGM 0x80 #define PM_LUT_SEL 0x40 #define CLIP_EN 0x20 #define HSCALE_EN 0x10 #define EXT_TRIG_UP 0x0C #define EXT_TRIG_DOWN 0x04 #define ACQ_MODE_NEXT 0x02 #define ACQ_MODE_ODD 0x01 #define ACQ_MODE_EVEN 0x00 /* AD_CMD bit masks */ #define VIDEO_CNL_1 0x00 #define VIDEO_CNL_2 0x40 #define VIDEO_CNL_3 0x80 #define VIDEO_CNL_4 0xC0 #define SYNC_CNL_1 0x00 #define SYNC_CNL_2 0x10 #define SYNC_CNL_3 0x20 #define SYNC_CNL_4 0x30 #define SYNC_LVL_1 0x00 #define SYNC_LVL_2 0x04 #define SYNC_LVL_3 0x08 #define SYNC_LVL_4 0x0C /* DT3155 identificator */ #define DT3155_ID 0x20 /* per board private data structure */ /** * struct dt3155_priv - private data structure * * @v4l2_dev: v4l2_device structure * @vdev: video_device structure * @pdev: pointer to pci_dev structure * @vidq: vb2_queue structure * @curr_buf: pointer to curren buffer * @mux: mutex to protect the instance * @dmaq: queue for dma buffers * @lock: spinlock for dma queue * @std: input standard * @width: frame width * @height: frame height * @input: current input * @sequence: frame counter * @stats: statistics structure * @regs: local copy of mmio base register * @csr2: local copy of csr2 register * @config: local copy of config register */ struct dt3155_priv { struct v4l2_device v4l2_dev; struct video_device vdev; struct pci_dev *pdev; struct vb2_queue vidq; struct vb2_v4l2_buffer *curr_buf; struct mutex mux; struct list_head dmaq; spinlock_t lock; v4l2_std_id std; unsigned width, height; unsigned input; unsigned int sequence; void __iomem *regs; u8 csr2, config; }; #endif /* _DT3155_H_ */