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/*
* Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
* Author:Mark Yao <mark.yao@rock-chips.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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 _ROCKCHIP_DRM_VOP_H
#define _ROCKCHIP_DRM_VOP_H
/*
* major: IP major version, used for IP structure
* minor: big feature change under same structure
*/
#define VOP_VERSION(major, minor) ((major) << 8 | (minor))
#define VOP_MAJOR(version) ((version) >> 8)
#define VOP_MINOR(version) ((version) & 0xff)
enum vop_data_format {
VOP_FMT_ARGB8888 = 0,
VOP_FMT_RGB888,
VOP_FMT_RGB565,
VOP_FMT_YUV420SP = 4,
VOP_FMT_YUV422SP,
VOP_FMT_YUV444SP,
};
struct vop_reg {
uint32_t mask;
uint16_t offset;
uint8_t shift;
bool write_mask;
bool relaxed;
};
struct vop_modeset {
struct vop_reg htotal_pw;
struct vop_reg hact_st_end;
struct vop_reg hpost_st_end;
struct vop_reg vtotal_pw;
struct vop_reg vact_st_end;
struct vop_reg vpost_st_end;
};
struct vop_output {
struct vop_reg pin_pol;
struct vop_reg dp_pin_pol;
struct vop_reg edp_pin_pol;
struct vop_reg hdmi_pin_pol;
struct vop_reg mipi_pin_pol;
struct vop_reg rgb_pin_pol;
struct vop_reg dp_en;
struct vop_reg edp_en;
struct vop_reg hdmi_en;
struct vop_reg mipi_en;
struct vop_reg rgb_en;
};
struct vop_common {
struct vop_reg cfg_done;
struct vop_reg dsp_blank;
struct vop_reg data_blank;
struct vop_reg pre_dither_down;
struct vop_reg dither_down;
struct vop_reg dither_up;
struct vop_reg gate_en;
struct vop_reg mmu_en;
struct vop_reg out_mode;
struct vop_reg standby;
};
struct vop_misc {
struct vop_reg global_regdone_en;
};
struct vop_intr {
const int *intrs;
uint32_t nintrs;
struct vop_reg line_flag_num[2];
struct vop_reg enable;
struct vop_reg clear;
struct vop_reg status;
};
struct vop_scl_extension {
struct vop_reg cbcr_vsd_mode;
struct vop_reg cbcr_vsu_mode;
struct vop_reg cbcr_hsd_mode;
struct vop_reg cbcr_ver_scl_mode;
struct vop_reg cbcr_hor_scl_mode;
struct vop_reg yrgb_vsd_mode;
struct vop_reg yrgb_vsu_mode;
struct vop_reg yrgb_hsd_mode;
struct vop_reg yrgb_ver_scl_mode;
struct vop_reg yrgb_hor_scl_mode;
struct vop_reg line_load_mode;
struct vop_reg cbcr_axi_gather_num;
struct vop_reg yrgb_axi_gather_num;
struct vop_reg vsd_cbcr_gt2;
struct vop_reg vsd_cbcr_gt4;
struct vop_reg vsd_yrgb_gt2;
struct vop_reg vsd_yrgb_gt4;
struct vop_reg bic_coe_sel;
struct vop_reg cbcr_axi_gather_en;
struct vop_reg yrgb_axi_gather_en;
struct vop_reg lb_mode;
};
struct vop_scl_regs {
const struct vop_scl_extension *ext;
struct vop_reg scale_yrgb_x;
struct vop_reg scale_yrgb_y;
struct vop_reg scale_cbcr_x;
struct vop_reg scale_cbcr_y;
};
struct vop_win_phy {
const struct vop_scl_regs *scl;
const uint32_t *data_formats;
uint32_t nformats;
struct vop_reg enable;
struct vop_reg gate;
struct vop_reg format;
struct vop_reg rb_swap;
struct vop_reg act_info;
struct vop_reg dsp_info;
struct vop_reg dsp_st;
struct vop_reg yrgb_mst;
struct vop_reg uv_mst;
struct vop_reg yrgb_vir;
struct vop_reg uv_vir;
struct vop_reg dst_alpha_ctl;
struct vop_reg src_alpha_ctl;
struct vop_reg channel;
};
struct vop_win_data {
uint32_t base;
const struct vop_win_phy *phy;
enum drm_plane_type type;
};
struct vop_data {
uint32_t version;
const struct vop_intr *intr;
const struct vop_common *common;
const struct vop_misc *misc;
const struct vop_modeset *modeset;
const struct vop_output *output;
const struct vop_win_data *win;
unsigned int win_size;
#define VOP_FEATURE_OUTPUT_RGB10 BIT(0)
#define VOP_FEATURE_INTERNAL_RGB BIT(1)
u64 feature;
};
/* interrupt define */
#define DSP_HOLD_VALID_INTR (1 << 0)
#define FS_INTR (1 << 1)
#define LINE_FLAG_INTR (1 << 2)
#define BUS_ERROR_INTR (1 << 3)
#define INTR_MASK (DSP_HOLD_VALID_INTR | FS_INTR | \
LINE_FLAG_INTR | BUS_ERROR_INTR)
#define DSP_HOLD_VALID_INTR_EN(x) ((x) << 4)
#define FS_INTR_EN(x) ((x) << 5)
#define LINE_FLAG_INTR_EN(x) ((x) << 6)
#define BUS_ERROR_INTR_EN(x) ((x) << 7)
#define DSP_HOLD_VALID_INTR_MASK (1 << 4)
#define FS_INTR_MASK (1 << 5)
#define LINE_FLAG_INTR_MASK (1 << 6)
#define BUS_ERROR_INTR_MASK (1 << 7)
#define INTR_CLR_SHIFT 8
#define DSP_HOLD_VALID_INTR_CLR (1 << (INTR_CLR_SHIFT + 0))
#define FS_INTR_CLR (1 << (INTR_CLR_SHIFT + 1))
#define LINE_FLAG_INTR_CLR (1 << (INTR_CLR_SHIFT + 2))
#define BUS_ERROR_INTR_CLR (1 << (INTR_CLR_SHIFT + 3))
#define DSP_LINE_NUM(x) (((x) & 0x1fff) << 12)
#define DSP_LINE_NUM_MASK (0x1fff << 12)
/* src alpha ctrl define */
#define SRC_FADING_VALUE(x) (((x) & 0xff) << 24)
#define SRC_GLOBAL_ALPHA(x) (((x) & 0xff) << 16)
#define SRC_FACTOR_M0(x) (((x) & 0x7) << 6)
#define SRC_ALPHA_CAL_M0(x) (((x) & 0x1) << 5)
#define SRC_BLEND_M0(x) (((x) & 0x3) << 3)
#define SRC_ALPHA_M0(x) (((x) & 0x1) << 2)
#define SRC_COLOR_M0(x) (((x) & 0x1) << 1)
#define SRC_ALPHA_EN(x) (((x) & 0x1) << 0)
/* dst alpha ctrl define */
#define DST_FACTOR_M0(x) (((x) & 0x7) << 6)
/*
* display output interface supported by rockchip lcdc
*/
#define ROCKCHIP_OUT_MODE_P888 0
#define ROCKCHIP_OUT_MODE_P666 1
#define ROCKCHIP_OUT_MODE_P565 2
/* for use special outface */
#define ROCKCHIP_OUT_MODE_AAAA 15
enum alpha_mode {
ALPHA_STRAIGHT,
ALPHA_INVERSE,
};
enum global_blend_mode {
ALPHA_GLOBAL,
ALPHA_PER_PIX,
ALPHA_PER_PIX_GLOBAL,
};
enum alpha_cal_mode {
ALPHA_SATURATION,
ALPHA_NO_SATURATION,
};
enum color_mode {
ALPHA_SRC_PRE_MUL,
ALPHA_SRC_NO_PRE_MUL,
};
enum factor_mode {
ALPHA_ZERO,
ALPHA_ONE,
ALPHA_SRC,
ALPHA_SRC_INVERSE,
ALPHA_SRC_GLOBAL,
};
enum scale_mode {
SCALE_NONE = 0x0,
SCALE_UP = 0x1,
SCALE_DOWN = 0x2
};
enum lb_mode {
LB_YUV_3840X5 = 0x0,
LB_YUV_2560X8 = 0x1,
LB_RGB_3840X2 = 0x2,
LB_RGB_2560X4 = 0x3,
LB_RGB_1920X5 = 0x4,
LB_RGB_1280X8 = 0x5
};
enum sacle_up_mode {
SCALE_UP_BIL = 0x0,
SCALE_UP_BIC = 0x1
};
enum scale_down_mode {
SCALE_DOWN_BIL = 0x0,
SCALE_DOWN_AVG = 0x1
};
enum vop_pol {
HSYNC_POSITIVE = 0,
VSYNC_POSITIVE = 1,
DEN_NEGATIVE = 2,
DCLK_INVERT = 3
};
#define FRAC_16_16(mult, div) (((mult) << 16) / (div))
#define SCL_FT_DEFAULT_FIXPOINT_SHIFT 12
#define SCL_MAX_VSKIPLINES 4
#define MIN_SCL_FT_AFTER_VSKIP 1
static inline uint16_t scl_cal_scale(int src, int dst, int shift)
{
return ((src * 2 - 3) << (shift - 1)) / (dst - 1);
}
static inline uint16_t scl_cal_scale2(int src, int dst)
{
return ((src - 1) << 12) / (dst - 1);
}
#define GET_SCL_FT_BILI_DN(src, dst) scl_cal_scale(src, dst, 12)
#define GET_SCL_FT_BILI_UP(src, dst) scl_cal_scale(src, dst, 16)
#define GET_SCL_FT_BIC(src, dst) scl_cal_scale(src, dst, 16)
static inline uint16_t scl_get_bili_dn_vskip(int src_h, int dst_h,
int vskiplines)
{
int act_height;
act_height = (src_h + vskiplines - 1) / vskiplines;
if (act_height == dst_h)
return GET_SCL_FT_BILI_DN(src_h, dst_h) / vskiplines;
return GET_SCL_FT_BILI_DN(act_height, dst_h);
}
static inline enum scale_mode scl_get_scl_mode(int src, int dst)
{
if (src < dst)
return SCALE_UP;
else if (src > dst)
return SCALE_DOWN;
return SCALE_NONE;
}
static inline int scl_get_vskiplines(uint32_t srch, uint32_t dsth)
{
uint32_t vskiplines;
for (vskiplines = SCL_MAX_VSKIPLINES; vskiplines > 1; vskiplines /= 2)
if (srch >= vskiplines * dsth * MIN_SCL_FT_AFTER_VSKIP)
break;
return vskiplines;
}
static inline int scl_vop_cal_lb_mode(int width, bool is_yuv)
{
int lb_mode;
if (is_yuv) {
if (width > 1280)
lb_mode = LB_YUV_3840X5;
else
lb_mode = LB_YUV_2560X8;
} else {
if (width > 2560)
lb_mode = LB_RGB_3840X2;
else if (width > 1920)
lb_mode = LB_RGB_2560X4;
else
lb_mode = LB_RGB_1920X5;
}
return lb_mode;
}
extern const struct component_ops vop_component_ops;
#endif /* _ROCKCHIP_DRM_VOP_H */