118 lines
3.8 KiB
C
118 lines
3.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* camss-vfe.h
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*
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* Qualcomm MSM Camera Subsystem - VFE (Video Front End) Module
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*
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* Copyright (c) 2013-2015, The Linux Foundation. All rights reserved.
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* Copyright (C) 2015-2018 Linaro Ltd.
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*/
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#ifndef QC_MSM_CAMSS_VFE_GEN1_H
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#define QC_MSM_CAMSS_VFE_GEN1_H
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#include "camss-vfe.h"
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enum vfe_line_id;
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struct vfe_device;
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struct vfe_line;
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struct vfe_output;
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struct vfe_hw_ops_gen1 {
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void (*bus_connect_wm_to_rdi)(struct vfe_device *vfe, u8 wm, enum vfe_line_id id);
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void (*bus_disconnect_wm_from_rdi)(struct vfe_device *vfe, u8 wm, enum vfe_line_id id);
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void (*bus_enable_wr_if)(struct vfe_device *vfe, u8 enable);
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void (*bus_reload_wm)(struct vfe_device *vfe, u8 wm);
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int (*camif_wait_for_stop)(struct vfe_device *vfe, struct device *dev);
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void (*enable_irq_common)(struct vfe_device *vfe);
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void (*enable_irq_wm_line)(struct vfe_device *vfe, u8 wm, enum vfe_line_id line_id,
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u8 enable);
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void (*enable_irq_pix_line)(struct vfe_device *vfe, u8 comp, enum vfe_line_id line_id,
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u8 enable);
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u16 (*get_ub_size)(u8 vfe_id);
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void (*halt_clear)(struct vfe_device *vfe);
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void (*halt_request)(struct vfe_device *vfe);
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void (*set_camif_cfg)(struct vfe_device *vfe, struct vfe_line *line);
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void (*set_camif_cmd)(struct vfe_device *vfe, u8 enable);
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void (*set_cgc_override)(struct vfe_device *vfe, u8 wm, u8 enable);
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void (*set_clamp_cfg)(struct vfe_device *vfe);
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void (*set_crop_cfg)(struct vfe_device *vfe, struct vfe_line *line);
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void (*set_demux_cfg)(struct vfe_device *vfe, struct vfe_line *line);
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void (*set_ds)(struct vfe_device *vfe);
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void (*set_module_cfg)(struct vfe_device *vfe, u8 enable);
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void (*set_scale_cfg)(struct vfe_device *vfe, struct vfe_line *line);
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void (*set_rdi_cid)(struct vfe_device *vfe, enum vfe_line_id id, u8 cid);
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void (*set_realign_cfg)(struct vfe_device *vfe, struct vfe_line *line, u8 enable);
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void (*set_qos)(struct vfe_device *vfe);
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void (*set_xbar_cfg)(struct vfe_device *vfe, struct vfe_output *output, u8 enable);
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void (*wm_frame_based)(struct vfe_device *vfe, u8 wm, u8 enable);
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void (*wm_line_based)(struct vfe_device *vfe, u32 wm, struct v4l2_pix_format_mplane *pix,
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u8 plane, u32 enable);
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void (*wm_set_ub_cfg)(struct vfe_device *vfe, u8 wm, u16 offset, u16 depth);
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void (*wm_set_subsample)(struct vfe_device *vfe, u8 wm);
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void (*wm_set_framedrop_period)(struct vfe_device *vfe, u8 wm, u8 per);
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void (*wm_set_framedrop_pattern)(struct vfe_device *vfe, u8 wm, u32 pattern);
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void (*wm_set_ping_addr)(struct vfe_device *vfe, u8 wm, u32 addr);
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void (*wm_set_pong_addr)(struct vfe_device *vfe, u8 wm, u32 addr);
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int (*wm_get_ping_pong_status)(struct vfe_device *vfe, u8 wm);
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void (*wm_enable)(struct vfe_device *vfe, u8 wm, u8 enable);
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};
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/*
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* vfe_calc_interp_reso - Calculate interpolation mode
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* @input: Input resolution
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* @output: Output resolution
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*
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* Return interpolation mode
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*/
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static inline u8 vfe_calc_interp_reso(u16 input, u16 output)
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{
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if (input / output >= 16)
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return 0;
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if (input / output >= 8)
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return 1;
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if (input / output >= 4)
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return 2;
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return 3;
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}
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/*
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* vfe_gen1_disable - Disable streaming on VFE line
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* @line: VFE line
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*
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* Return 0 on success or a negative error code otherwise
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*/
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int vfe_gen1_disable(struct vfe_line *line);
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/*
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* vfe_gen1_enable - Enable VFE module
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* @line: VFE line
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*
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* Return 0 on success
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*/
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int vfe_gen1_enable(struct vfe_line *line);
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/*
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* vfe_gen1_enable - Halt VFE module
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* @vfe: VFE device
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*
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* Return 0 on success
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*/
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int vfe_gen1_halt(struct vfe_device *vfe);
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/*
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* vfe_word_per_line - Calculate number of words per frame width
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* @format: V4L2 format
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* @width: Frame width
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*
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* Return number of words per frame width
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*/
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int vfe_word_per_line(u32 format, u32 width);
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extern const struct vfe_isr_ops vfe_isr_ops_gen1;
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extern const struct camss_video_ops vfe_video_ops_gen1;
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#endif /* QC_MSM_CAMSS_VFE_GEN1_H */
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