imx-dcss.h
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/*
* Copyright 2017-2018 NXP
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#ifndef __IMX_DCSS_H__
#define __IMX_DCSS_H__
#include <linux/types.h>
#include <video/videomode.h>
#include <drm/drm_rect.h>
struct dcss_soc;
struct dcss_client_platformdata {
struct device_node *of_node;
};
/* COMMON */
int dcss_vblank_irq_get(struct dcss_soc *dcss);
void dcss_vblank_irq_enable(struct dcss_soc *dcss, bool en);
void dcss_vblank_irq_clear(struct dcss_soc *dcss);
enum dcss_color_space dcss_drm_fourcc_to_colorspace(u32 drm_fourcc);
void dcss_trace_write(u64 tag);
#define TAG(x) ((x) << 56)
#define TRACE_COMMON TAG(0LL)
#define TRACE_DTG TAG(1LL)
#define TRACE_SS TAG(2LL)
#define TRACE_DPR TAG(3LL)
#define TRACE_SCALER TAG(4LL)
#define TRACE_CTXLD TAG(5LL)
#define TRACE_DEC400D TAG(6LL)
#define TRACE_DTRC TAG(7LL)
#define TRACE_HDR10 TAG(8LL)
#define TRACE_RDSRC TAG(9LL)
#define TRACE_WRSCL TAG(10LL)
#define TRACE_DRM_CRTC TAG(11LL)
#define TRACE_DRM_PLANE TAG(12LL)
#define TRACE_DRM_KMS TAG(13LL)
#define dcss_trace_module(mod_tag, val) dcss_trace_write((mod_tag) | (val));
/* BLKCTL */
void dcss_blkctl_hdmi_secure_src_en(struct dcss_soc *dcss);
/* DPR */
enum dcss_tile_type {
TILE_LINEAR = 0,
TILE_GPU_STANDARD,
TILE_GPU_SUPER,
TILE_VPU_YUV420,
TILE_VPU_VP9,
};
enum dcss_pix_size {
PIX_SIZE_8,
PIX_SIZE_16,
PIX_SIZE_32,
};
void dcss_dpr_set_res(struct dcss_soc *dcss, int ch_num, u32 xres, u32 yres,
u32 adj_w, u32 adj_h);
void dcss_dpr_addr_set(struct dcss_soc *dcss, int ch_num, u32 luma_base_addr,
u32 chroma_base_addr, u16 pitch);
void dcss_dpr_enable(struct dcss_soc *dcss, int ch_num, bool en);
void dcss_dpr_format_set(struct dcss_soc *dcss, int ch_num, u32 pix_format,
bool modifiers_present);
void dcss_dpr_tile_derive(struct dcss_soc *dcss,
int ch_num,
uint64_t modifier);
void dcss_dpr_set_rotation(struct dcss_soc *dcss, int ch_num, u32 rotation);
/* DTG */
int dcss_dtg_mode_valid(struct dcss_soc *dcss, int clock, int crtc_clock);
int dcss_dtg_mode_fixup(struct dcss_soc *dcss, int clock);
void dcss_dtg_sync_set(struct dcss_soc *dcss, struct videomode *vm);
void dcss_dtg_plane_pos_set(struct dcss_soc *dcss, int ch_num,
int px, int py, int pw, int ph);
void dcss_dtg_enable(struct dcss_soc *dcss, bool en,
struct completion *dis_completion);
bool dcss_dtg_is_enabled(struct dcss_soc *dcss);
void dcss_dtg_ch_enable(struct dcss_soc *dcss, int ch_num, bool en);
void dcss_dtg_plane_alpha_set(struct dcss_soc *dcss, int ch_num,
u32 pix_format, int alpha, bool use_global_alpha);
bool dcss_dtg_global_alpha_changed(struct dcss_soc *dcss, int ch_num,
u32 pix_format, int alpha,
int use_global_alpha);
void dcss_dtg_css_set(struct dcss_soc *dcss, u32 pix_format);
void dcss_dtg_ctxld_kick_irq_enable(struct dcss_soc *dcss, bool en);
/* SUBSAM */
void dcss_ss_sync_set(struct dcss_soc *dcss, struct videomode *vm,
bool phsync, bool pvsync);
void dcss_ss_subsam_set(struct dcss_soc *dcss, u32 pix_format);
void dcss_ss_enable(struct dcss_soc *dcss, bool en);
/* SCALER */
void dcss_scaler_enable(struct dcss_soc *dcss, int ch_num, bool en);
void dcss_scaler_setup(struct dcss_soc *dcss, int ch_num, u32 pix_format,
int src_xres, int src_yres, int dst_xres, int dst_yres,
u32 vrefresh_hz);
bool dcss_scaler_can_scale(struct dcss_soc *dcss, int ch_num,
int src_xres, int src_yres,
int dst_xres, int dst_yres);
/* CTXLD */
int dcss_ctxld_enable(struct dcss_soc *dcss);
bool dcss_ctxld_is_flushed(struct dcss_soc *dcss);
/* HDR10 */
enum dcss_hdr10_nonlinearity {
NL_REC2084,
NL_REC709,
NL_BT1886,
NL_2100HLG,
NL_SRGB,
};
enum dcss_hdr10_pixel_range {
PR_LIMITED,
PR_FULL,
};
enum dcss_hdr10_gamut {
G_REC2020,
G_REC709,
G_REC601_NTSC,
G_REC601_PAL,
G_ADOBE_ARGB,
};
struct dcss_hdr10_pipe_cfg {
u32 pixel_format;
enum dcss_hdr10_nonlinearity nl;
enum dcss_hdr10_pixel_range pr;
enum dcss_hdr10_gamut g;
};
void dcss_hdr10_setup(struct dcss_soc *dcss, int ch_num,
struct dcss_hdr10_pipe_cfg *ipipe_cfg,
struct dcss_hdr10_pipe_cfg *opipe_cfg);
/* DTRC */
void dcss_dtrc_bypass(struct dcss_soc *dcss, int ch_num);
void dcss_dtrc_set_res(struct dcss_soc *dcss, int ch_num, struct drm_rect *src,
struct drm_rect *old_src, u32 pixel_format);
void dcss_dtrc_addr_set(struct dcss_soc *dcss, int ch_num, u32 p1_ba, u32 p2_ba,
uint64_t dec_table_ofs);
void dcss_dtrc_enable(struct dcss_soc *dcss, int ch_num, bool enable);
void dcss_dtrc_set_format_mod(struct dcss_soc *dcss, int ch_num, u64 modifier);
enum dcss_color_space {
DCSS_COLORSPACE_RGB,
DCSS_COLORSPACE_YUV,
DCSS_COLORSPACE_UNKNOWN,
};
/* DEC400D */
void dcss_dec400d_set_format_mod(struct dcss_soc *dcss,
uint32_t fourcc,
uint32_t mod_idx,
uint64_t modifier);
void dcss_dec400d_bypass(struct dcss_soc *dcss);
void dcss_dec400d_shadow_trig(struct dcss_soc *dcss);
void dcss_dec400d_addr_set(struct dcss_soc *dcss,
uint32_t baddr,
uint32_t caddr);
void dcss_dec400d_read_config(struct dcss_soc *dcss,
uint32_t read_id,
bool compress_en,
uint32_t compress_format);
void dcss_dec400d_fast_clear_config(struct dcss_soc *dcss,
uint32_t fc_value,
bool enable);
void dcss_dec400d_enable(struct dcss_soc *dcss);
#endif /* __IMX_DCSS_H__ */