226 lines
6.6 KiB
C
226 lines
6.6 KiB
C
/*
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* Rockchip isp1 driver
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*
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* Copyright (C) 2017 Rockchip Electronics Co., Ltd.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _RKISP_COMMON_H
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#define _RKISP_COMMON_H
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#include <linux/clk.h>
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#include <linux/media.h>
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#include <linux/mutex.h>
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#include <linux/rk-video-format.h>
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#include <linux/slab.h>
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#include <linux/soc/rockchip/rk_sdmmc.h>
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#include <media/media-device.h>
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#include <media/media-entity.h>
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-device.h>
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#include <media/v4l2-mc.h>
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#include <media/videobuf2-dma-contig.h>
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#include <media/videobuf2-v4l2.h>
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#define RKISP_DEFAULT_WIDTH 800
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#define RKISP_DEFAULT_HEIGHT 600
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#define RKISP_PLANE_Y 0
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#define RKISP_PLANE_CB 1
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#define RKISP_PLANE_CR 2
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#define RKISP_EMDDATA_FIFO_MAX 4
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#define RKISP_DMATX_CHECK 0xA5A5A5A5
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#define RKISP_MOTION_DECT_TS_SIZE 16
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struct rkisp_device;
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/* ISP_V10_1 for only support MP */
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enum rkisp_isp_ver {
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ISP_V10 = 0x00,
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ISP_V10_1 = 0x01,
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ISP_V11 = 0x10,
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ISP_V12 = 0x20,
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ISP_V13 = 0x30,
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ISP_V20 = 0x40,
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ISP_V21 = 0x50,
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ISP_V30 = 0x60,
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ISP_V32 = 0x70,
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ISP_V32_L = 0x80,
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};
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enum rkisp_sd_type {
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RKISP_SD_SENSOR,
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RKISP_SD_PHY_CSI,
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RKISP_SD_VCM,
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RKISP_SD_FLASH,
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RKISP_SD_MAX,
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};
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/* One structure per video node */
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struct rkisp_vdev_node {
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struct vb2_queue buf_queue;
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struct video_device vdev;
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struct media_pad pad;
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};
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enum rkisp_fmt_pix_type {
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FMT_YUV,
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FMT_RGB,
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FMT_BAYER,
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FMT_JPEG,
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FMT_FBCGAIN,
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FMT_EBD,
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FMT_SPD,
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FMT_FBC,
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FMT_MAX
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};
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enum rkisp_fmt_raw_pat_type {
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RAW_RGGB = 0,
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RAW_GRBG,
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RAW_GBRG,
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RAW_BGGR,
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};
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struct rkisp_buffer {
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struct vb2_v4l2_buffer vb;
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struct list_head queue;
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void *vaddr[VIDEO_MAX_PLANES];
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u32 buff_addr[VIDEO_MAX_PLANES];
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int dev_id;
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void *other;
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};
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struct rkisp_dummy_buffer {
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struct list_head queue;
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struct dma_buf *dbuf;
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dma_addr_t dma_addr;
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struct page **pages;
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void *mem_priv;
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void *vaddr;
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u32 size;
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int dma_fd;
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bool is_need_vaddr;
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bool is_need_dbuf;
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bool is_need_dmafd;
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};
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extern int rkisp_debug;
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extern bool rkisp_monitor;
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extern bool rkisp_irq_dbg;
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extern u64 rkisp_debug_reg;
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extern struct platform_driver rkisp_plat_drv;
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static inline
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struct rkisp_vdev_node *vdev_to_node(struct video_device *vdev)
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{
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return container_of(vdev, struct rkisp_vdev_node, vdev);
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}
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static inline struct rkisp_vdev_node *queue_to_node(struct vb2_queue *q)
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{
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return container_of(q, struct rkisp_vdev_node, buf_queue);
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}
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static inline struct rkisp_buffer *to_rkisp_buffer(struct vb2_v4l2_buffer *vb)
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{
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return container_of(vb, struct rkisp_buffer, vb);
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}
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static inline struct vb2_queue *to_vb2_queue(struct file *file)
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{
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struct rkisp_vdev_node *vnode = video_drvdata(file);
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return &vnode->buf_queue;
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}
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void rkisp_write(struct rkisp_device *dev, u32 reg, u32 val, bool is_direct);
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u32 rkisp_read(struct rkisp_device *dev, u32 reg, bool is_direct);
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void rkisp_set_bits(struct rkisp_device *dev, u32 reg, u32 mask, u32 val, bool is_direct);
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void rkisp_clear_bits(struct rkisp_device *dev, u32 reg, u32 mask, bool is_direct);
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void rkisp_write_reg_cache(struct rkisp_device *dev, u32 reg, u32 val);
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u32 rkisp_read_reg_cache(struct rkisp_device *dev, u32 reg);
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void rkisp_set_reg_cache_bits(struct rkisp_device *dev, u32 reg, u32 mask, u32 val);
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void rkisp_clear_reg_cache_bits(struct rkisp_device *dev, u32 reg, u32 mask);
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/* for dual isp, config for next isp reg */
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void rkisp_next_write(struct rkisp_device *dev, u32 reg, u32 val, bool is_direct);
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u32 rkisp_next_read(struct rkisp_device *dev, u32 reg, bool is_direct);
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void rkisp_next_set_bits(struct rkisp_device *dev, u32 reg, u32 mask, u32 val, bool is_direct);
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void rkisp_next_clear_bits(struct rkisp_device *dev, u32 reg, u32 mask, bool is_direct);
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void rkisp_next_write_reg_cache(struct rkisp_device *dev, u32 reg, u32 val);
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u32 rkisp_next_read_reg_cache(struct rkisp_device *dev, u32 reg);
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void rkisp_next_set_reg_cache_bits(struct rkisp_device *dev, u32 reg, u32 mask, u32 val);
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void rkisp_next_clear_reg_cache_bits(struct rkisp_device *dev, u32 reg, u32 mask);
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static inline void
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rkisp_unite_write(struct rkisp_device *dev, u32 reg, u32 val, bool is_direct, bool is_unite)
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{
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rkisp_write(dev, reg, val, is_direct);
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if (is_unite)
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rkisp_next_write(dev, reg, val, is_direct);
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}
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static inline void
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rkisp_unite_set_bits(struct rkisp_device *dev, u32 reg, u32 mask,
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u32 val, bool is_direct, bool is_unite)
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{
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rkisp_set_bits(dev, reg, mask, val, is_direct);
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if (is_unite)
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rkisp_next_set_bits(dev, reg, mask, val, is_direct);
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}
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static inline void
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rkisp_unite_clear_bits(struct rkisp_device *dev, u32 reg, u32 mask,
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bool is_direct, bool is_unite)
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{
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rkisp_clear_bits(dev, reg, mask, is_direct);
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if (is_unite)
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rkisp_next_clear_bits(dev, reg, mask, is_direct);
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}
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void rkisp_update_regs(struct rkisp_device *dev, u32 start, u32 end);
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int rkisp_alloc_buffer(struct rkisp_device *dev, struct rkisp_dummy_buffer *buf);
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void rkisp_free_buffer(struct rkisp_device *dev, struct rkisp_dummy_buffer *buf);
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void rkisp_prepare_buffer(struct rkisp_device *dev, struct rkisp_dummy_buffer *buf);
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void rkisp_finish_buffer(struct rkisp_device *dev, struct rkisp_dummy_buffer *buf);
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int rkisp_attach_hw(struct rkisp_device *isp);
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int rkisp_alloc_common_dummy_buf(struct rkisp_device *dev);
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void rkisp_free_common_dummy_buf(struct rkisp_device *dev);
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void rkisp_set_clk_rate(struct clk *clk, unsigned long rate);
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#endif /* _RKISP_COMMON_H */
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