diff options
Diffstat (limited to 'drivers/media/platform/sunxi/sun8i-rotate/sun8i-rotate.h')
| -rw-r--r-- | drivers/media/platform/sunxi/sun8i-rotate/sun8i-rotate.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/drivers/media/platform/sunxi/sun8i-rotate/sun8i-rotate.h b/drivers/media/platform/sunxi/sun8i-rotate/sun8i-rotate.h new file mode 100644 index 000000000000..32ade97ba572 --- /dev/null +++ b/drivers/media/platform/sunxi/sun8i-rotate/sun8i-rotate.h @@ -0,0 +1,135 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Allwinner DE2 rotation driver + * + * Copyright (C) 2020 Jernej Skrabec <jernej.skrabec@siol.net> + */ + +#ifndef _SUN8I_ROTATE_H_ +#define _SUN8I_ROTATE_H_ + +#include <media/v4l2-ctrls.h> +#include <media/v4l2-device.h> +#include <media/v4l2-mem2mem.h> +#include <media/videobuf2-v4l2.h> +#include <media/videobuf2-dma-contig.h> + +#include <linux/platform_device.h> + +#define ROTATE_NAME "sun8i-rotate" + +#define ROTATE_GLB_CTL 0x00 +#define ROTATE_GLB_CTL_START BIT(31) +#define ROTATE_GLB_CTL_RESET BIT(30) +#define ROTATE_GLB_CTL_BURST_LEN(x) ((x) << 16) +#define ROTATE_GLB_CTL_HFLIP BIT(7) +#define ROTATE_GLB_CTL_VFLIP BIT(6) +#define ROTATE_GLB_CTL_ROTATION(x) ((x) << 4) +#define ROTATE_GLB_CTL_MODE(x) ((x) << 0) + +#define ROTATE_INT 0x04 +#define ROTATE_INT_FINISH_IRQ_EN BIT(16) +#define ROTATE_INT_FINISH_IRQ BIT(0) + +#define ROTATE_IN_FMT 0x20 +#define ROTATE_IN_FMT_FORMAT(x) ((x) << 0) + +#define ROTATE_IN_SIZE 0x24 +#define ROTATE_IN_PITCH0 0x30 +#define ROTATE_IN_PITCH1 0x34 +#define ROTATE_IN_PITCH2 0x38 +#define ROTATE_IN_ADDRL0 0x40 +#define ROTATE_IN_ADDRH0 0x44 +#define ROTATE_IN_ADDRL1 0x48 +#define ROTATE_IN_ADDRH1 0x4c +#define ROTATE_IN_ADDRL2 0x50 +#define ROTATE_IN_ADDRH2 0x54 +#define ROTATE_OUT_SIZE 0x84 +#define ROTATE_OUT_PITCH0 0x90 +#define ROTATE_OUT_PITCH1 0x94 +#define ROTATE_OUT_PITCH2 0x98 +#define ROTATE_OUT_ADDRL0 0xA0 +#define ROTATE_OUT_ADDRH0 0xA4 +#define ROTATE_OUT_ADDRL1 0xA8 +#define ROTATE_OUT_ADDRH1 0xAC +#define ROTATE_OUT_ADDRL2 0xB0 +#define ROTATE_OUT_ADDRH2 0xB4 + +#define ROTATE_BURST_8 0x07 +#define ROTATE_BURST_16 0x0f +#define ROTATE_BURST_32 0x1f +#define ROTATE_BURST_64 0x3f + +#define ROTATE_MODE_COPY_ROTATE 0x01 + +#define ROTATE_FORMAT_ARGB32 0x00 +#define ROTATE_FORMAT_ABGR32 0x01 +#define ROTATE_FORMAT_RGBA32 0x02 +#define ROTATE_FORMAT_BGRA32 0x03 +#define ROTATE_FORMAT_XRGB32 0x04 +#define ROTATE_FORMAT_XBGR32 0x05 +#define ROTATE_FORMAT_RGBX32 0x06 +#define ROTATE_FORMAT_BGRX32 0x07 +#define ROTATE_FORMAT_RGB24 0x08 +#define ROTATE_FORMAT_BGR24 0x09 +#define ROTATE_FORMAT_RGB565 0x0a +#define ROTATE_FORMAT_BGR565 0x0b +#define ROTATE_FORMAT_ARGB4444 0x0c +#define ROTATE_FORMAT_ABGR4444 0x0d +#define ROTATE_FORMAT_RGBA4444 0x0e +#define ROTATE_FORMAT_BGRA4444 0x0f +#define ROTATE_FORMAT_ARGB1555 0x10 +#define ROTATE_FORMAT_ABGR1555 0x11 +#define ROTATE_FORMAT_RGBA5551 0x12 +#define ROTATE_FORMAT_BGRA5551 0x13 + +#define ROTATE_FORMAT_YUYV 0x20 +#define ROTATE_FORMAT_UYVY 0x21 +#define ROTATE_FORMAT_YVYU 0x22 +#define ROTATE_FORMAT_VYUV 0x23 +#define ROTATE_FORMAT_NV61 0x24 +#define ROTATE_FORMAT_NV16 0x25 +#define ROTATE_FORMAT_YUV422P 0x26 +#define ROTATE_FORMAT_NV21 0x28 +#define ROTATE_FORMAT_NV12 0x29 +#define ROTATE_FORMAT_YUV420P 0x2A + +#define ROTATE_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) + +#define ROTATE_MIN_WIDTH 8U +#define ROTATE_MIN_HEIGHT 8U +#define ROTATE_MAX_WIDTH 4096U +#define ROTATE_MAX_HEIGHT 4096U + +struct rotate_ctx { + struct v4l2_fh fh; + struct rotate_dev *dev; + + struct v4l2_pix_format src_fmt; + struct v4l2_pix_format dst_fmt; + + struct v4l2_ctrl_handler ctrl_handler; + + u32 hflip; + u32 vflip; + u32 rotate; +}; + +struct rotate_dev { + struct v4l2_device v4l2_dev; + struct video_device vfd; + struct device *dev; + struct v4l2_m2m_dev *m2m_dev; + + /* Device file mutex */ + struct mutex dev_mutex; + + void __iomem *base; + + struct clk *bus_clk; + struct clk *mod_clk; + + struct reset_control *rstc; +}; + +#endif |