linux-zen-desktop/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c

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2023-08-30 17:31:07 +02:00
/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#include "dm_services.h"
#include "core_types.h"
#include "reg_helper.h"
#include "dcn10_dpp.h"
#include "basics/conversion.h"
#define NUM_PHASES 64
#define HORZ_MAX_TAPS 8
#define VERT_MAX_TAPS 8
#define BLACK_OFFSET_RGB_Y 0x0
#define BLACK_OFFSET_CBCR 0x8000
#define REG(reg)\
dpp->tf_regs->reg
#define CTX \
dpp->base.ctx
#undef FN
#define FN(reg_name, field_name) \
dpp->tf_shift->field_name, dpp->tf_mask->field_name
enum pixel_format_description {
PIXEL_FORMAT_FIXED = 0,
PIXEL_FORMAT_FIXED16,
PIXEL_FORMAT_FLOAT
};
enum dcn10_coef_filter_type_sel {
SCL_COEF_LUMA_VERT_FILTER = 0,
SCL_COEF_LUMA_HORZ_FILTER = 1,
SCL_COEF_CHROMA_VERT_FILTER = 2,
SCL_COEF_CHROMA_HORZ_FILTER = 3,
SCL_COEF_ALPHA_VERT_FILTER = 4,
SCL_COEF_ALPHA_HORZ_FILTER = 5
};
enum dscl_autocal_mode {
AUTOCAL_MODE_OFF = 0,
/* Autocal calculate the scaling ratio and initial phase and the
* DSCL_MODE_SEL must be set to 1
*/
AUTOCAL_MODE_AUTOSCALE = 1,
/* Autocal perform auto centering without replication and the
* DSCL_MODE_SEL must be set to 0
*/
AUTOCAL_MODE_AUTOCENTER = 2,
/* Autocal perform auto centering and auto replication and the
* DSCL_MODE_SEL must be set to 0
*/
AUTOCAL_MODE_AUTOREPLICATE = 3
};
enum dscl_mode_sel {
DSCL_MODE_SCALING_444_BYPASS = 0,
DSCL_MODE_SCALING_444_RGB_ENABLE = 1,
DSCL_MODE_SCALING_444_YCBCR_ENABLE = 2,
DSCL_MODE_SCALING_420_YCBCR_ENABLE = 3,
DSCL_MODE_SCALING_420_LUMA_BYPASS = 4,
DSCL_MODE_SCALING_420_CHROMA_BYPASS = 5,
DSCL_MODE_DSCL_BYPASS = 6
};
void dpp_read_state(struct dpp *dpp_base,
struct dcn_dpp_state *s)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
REG_GET(DPP_CONTROL,
DPP_CLOCK_ENABLE, &s->is_enabled);
REG_GET(CM_IGAM_CONTROL,
CM_IGAM_LUT_MODE, &s->igam_lut_mode);
REG_GET(CM_IGAM_CONTROL,
CM_IGAM_INPUT_FORMAT, &s->igam_input_format);
REG_GET(CM_DGAM_CONTROL,
CM_DGAM_LUT_MODE, &s->dgam_lut_mode);
REG_GET(CM_RGAM_CONTROL,
CM_RGAM_LUT_MODE, &s->rgam_lut_mode);
REG_GET(CM_GAMUT_REMAP_CONTROL,
CM_GAMUT_REMAP_MODE, &s->gamut_remap_mode);
if (s->gamut_remap_mode) {
s->gamut_remap_c11_c12 = REG_READ(CM_GAMUT_REMAP_C11_C12);
s->gamut_remap_c13_c14 = REG_READ(CM_GAMUT_REMAP_C13_C14);
s->gamut_remap_c21_c22 = REG_READ(CM_GAMUT_REMAP_C21_C22);
s->gamut_remap_c23_c24 = REG_READ(CM_GAMUT_REMAP_C23_C24);
s->gamut_remap_c31_c32 = REG_READ(CM_GAMUT_REMAP_C31_C32);
s->gamut_remap_c33_c34 = REG_READ(CM_GAMUT_REMAP_C33_C34);
}
}
#define IDENTITY_RATIO(ratio) (dc_fixpt_u2d19(ratio) == (1 << 19))
bool dpp1_get_optimal_number_of_taps(
struct dpp *dpp,
struct scaler_data *scl_data,
const struct scaling_taps *in_taps)
{
/* Some ASICs does not support FP16 scaling, so we reject modes require this*/
if (scl_data->format == PIXEL_FORMAT_FP16 &&
dpp->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT &&
scl_data->ratios.horz.value != dc_fixpt_one.value &&
scl_data->ratios.vert.value != dc_fixpt_one.value)
return false;
if (scl_data->viewport.width > scl_data->h_active &&
dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
return false;
/* TODO: add lb check */
/* No support for programming ratio of 4, drop to 3.99999.. */
if (scl_data->ratios.horz.value == (4ll << 32))
scl_data->ratios.horz.value--;
if (scl_data->ratios.vert.value == (4ll << 32))
scl_data->ratios.vert.value--;
if (scl_data->ratios.horz_c.value == (4ll << 32))
scl_data->ratios.horz_c.value--;
if (scl_data->ratios.vert_c.value == (4ll << 32))
scl_data->ratios.vert_c.value--;
/* Set default taps if none are provided */
if (in_taps->h_taps == 0)
scl_data->taps.h_taps = 4;
else
scl_data->taps.h_taps = in_taps->h_taps;
if (in_taps->v_taps == 0)
scl_data->taps.v_taps = 4;
else
scl_data->taps.v_taps = in_taps->v_taps;
if (in_taps->v_taps_c == 0)
scl_data->taps.v_taps_c = 2;
else
scl_data->taps.v_taps_c = in_taps->v_taps_c;
if (in_taps->h_taps_c == 0)
scl_data->taps.h_taps_c = 2;
/* Only 1 and even h_taps_c are supported by hw */
else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1)
scl_data->taps.h_taps_c = in_taps->h_taps_c - 1;
else
scl_data->taps.h_taps_c = in_taps->h_taps_c;
if (!dpp->ctx->dc->debug.always_scale) {
if (IDENTITY_RATIO(scl_data->ratios.horz))
scl_data->taps.h_taps = 1;
if (IDENTITY_RATIO(scl_data->ratios.vert))
scl_data->taps.v_taps = 1;
if (IDENTITY_RATIO(scl_data->ratios.horz_c))
scl_data->taps.h_taps_c = 1;
if (IDENTITY_RATIO(scl_data->ratios.vert_c))
scl_data->taps.v_taps_c = 1;
}
return true;
}
void dpp_reset(struct dpp *dpp_base)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
dpp->filter_h_c = NULL;
dpp->filter_v_c = NULL;
dpp->filter_h = NULL;
dpp->filter_v = NULL;
memset(&dpp->scl_data, 0, sizeof(dpp->scl_data));
memset(&dpp->pwl_data, 0, sizeof(dpp->pwl_data));
}
static void dpp1_cm_set_regamma_pwl(
struct dpp *dpp_base, const struct pwl_params *params, enum opp_regamma mode)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
uint32_t re_mode = 0;
switch (mode) {
case OPP_REGAMMA_BYPASS:
re_mode = 0;
break;
case OPP_REGAMMA_SRGB:
re_mode = 1;
break;
case OPP_REGAMMA_XVYCC:
re_mode = 2;
break;
case OPP_REGAMMA_USER:
re_mode = dpp->is_write_to_ram_a_safe ? 4 : 3;
if (memcmp(&dpp->pwl_data, params, sizeof(*params)) == 0)
break;
dpp1_cm_power_on_regamma_lut(dpp_base, true);
dpp1_cm_configure_regamma_lut(dpp_base, dpp->is_write_to_ram_a_safe);
if (dpp->is_write_to_ram_a_safe)
dpp1_cm_program_regamma_luta_settings(dpp_base, params);
else
dpp1_cm_program_regamma_lutb_settings(dpp_base, params);
dpp1_cm_program_regamma_lut(dpp_base, params->rgb_resulted,
params->hw_points_num);
dpp->pwl_data = *params;
re_mode = dpp->is_write_to_ram_a_safe ? 3 : 4;
dpp->is_write_to_ram_a_safe = !dpp->is_write_to_ram_a_safe;
break;
default:
break;
}
REG_SET(CM_RGAM_CONTROL, 0, CM_RGAM_LUT_MODE, re_mode);
}
static void dpp1_setup_format_flags(enum surface_pixel_format input_format,\
enum pixel_format_description *fmt)
{
if (input_format == SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F ||
input_format == SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F)
*fmt = PIXEL_FORMAT_FLOAT;
else if (input_format == SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616 ||
input_format == SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616)
*fmt = PIXEL_FORMAT_FIXED16;
else
*fmt = PIXEL_FORMAT_FIXED;
}
static void dpp1_set_degamma_format_float(
struct dpp *dpp_base,
bool is_float)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
if (is_float) {
REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_INPUT_FORMAT, 3);
REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_LUT_MODE, 1);
} else {
REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_INPUT_FORMAT, 2);
REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_LUT_MODE, 0);
}
}
void dpp1_cnv_setup (
struct dpp *dpp_base,
enum surface_pixel_format format,
enum expansion_mode mode,
struct dc_csc_transform input_csc_color_matrix,
enum dc_color_space input_color_space,
struct cnv_alpha_2bit_lut *alpha_2bit_lut)
{
uint32_t pixel_format;
uint32_t alpha_en;
enum pixel_format_description fmt ;
enum dc_color_space color_space;
enum dcn10_input_csc_select select;
bool is_float;
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
bool force_disable_cursor = false;
struct out_csc_color_matrix tbl_entry;
int i = 0;
dpp1_setup_format_flags(format, &fmt);
alpha_en = 1;
pixel_format = 0;
color_space = COLOR_SPACE_SRGB;
select = INPUT_CSC_SELECT_BYPASS;
is_float = false;
switch (fmt) {
case PIXEL_FORMAT_FIXED:
case PIXEL_FORMAT_FIXED16:
/*when output is float then FORMAT_CONTROL__OUTPUT_FP=1*/
REG_SET_3(FORMAT_CONTROL, 0,
CNVC_BYPASS, 0,
FORMAT_EXPANSION_MODE, mode,
OUTPUT_FP, 0);
break;
case PIXEL_FORMAT_FLOAT:
REG_SET_3(FORMAT_CONTROL, 0,
CNVC_BYPASS, 0,
FORMAT_EXPANSION_MODE, mode,
OUTPUT_FP, 1);
is_float = true;
break;
default:
break;
}
dpp1_set_degamma_format_float(dpp_base, is_float);
switch (format) {
case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
pixel_format = 1;
break;
case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
pixel_format = 3;
alpha_en = 0;
break;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
pixel_format = 8;
break;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
pixel_format = 10;
break;
case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
force_disable_cursor = false;
pixel_format = 65;
color_space = COLOR_SPACE_YCBCR709;
select = INPUT_CSC_SELECT_ICSC;
break;
case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
force_disable_cursor = true;
pixel_format = 64;
color_space = COLOR_SPACE_YCBCR709;
select = INPUT_CSC_SELECT_ICSC;
break;
case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
force_disable_cursor = true;
pixel_format = 67;
color_space = COLOR_SPACE_YCBCR709;
select = INPUT_CSC_SELECT_ICSC;
break;
case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
force_disable_cursor = true;
pixel_format = 66;
color_space = COLOR_SPACE_YCBCR709;
select = INPUT_CSC_SELECT_ICSC;
break;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616:
pixel_format = 26; /* ARGB16161616_UNORM */
break;
case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
pixel_format = 24;
break;
case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
pixel_format = 25;
break;
default:
break;
}
/* Set default color space based on format if none is given. */
color_space = input_color_space ? input_color_space : color_space;
REG_SET(CNVC_SURFACE_PIXEL_FORMAT, 0,
CNVC_SURFACE_PIXEL_FORMAT, pixel_format);
REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en);
// if input adjustments exist, program icsc with those values
if (input_csc_color_matrix.enable_adjustment
== true) {
for (i = 0; i < 12; i++)
tbl_entry.regval[i] = input_csc_color_matrix.matrix[i];
tbl_entry.color_space = color_space;
if (color_space >= COLOR_SPACE_YCBCR601)
select = INPUT_CSC_SELECT_ICSC;
else
select = INPUT_CSC_SELECT_BYPASS;
dpp1_program_input_csc(dpp_base, color_space, select, &tbl_entry);
} else
dpp1_program_input_csc(dpp_base, color_space, select, NULL);
if (force_disable_cursor) {
REG_UPDATE(CURSOR_CONTROL,
CURSOR_ENABLE, 0);
REG_UPDATE(CURSOR0_CONTROL,
CUR0_ENABLE, 0);
}
}
void dpp1_set_cursor_attributes(
struct dpp *dpp_base,
struct dc_cursor_attributes *cursor_attributes)
{
enum dc_cursor_color_format color_format = cursor_attributes->color_format;
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
REG_UPDATE_2(CURSOR0_CONTROL,
CUR0_MODE, color_format,
CUR0_EXPANSION_MODE, 0);
if (color_format == CURSOR_MODE_MONO) {
/* todo: clarify what to program these to */
REG_UPDATE(CURSOR0_COLOR0,
CUR0_COLOR0, 0x00000000);
REG_UPDATE(CURSOR0_COLOR1,
CUR0_COLOR1, 0xFFFFFFFF);
}
}
void dpp1_set_cursor_position(
struct dpp *dpp_base,
const struct dc_cursor_position *pos,
const struct dc_cursor_mi_param *param,
uint32_t width,
uint32_t height)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
int x_pos = pos->x - param->viewport.x;
int y_pos = pos->y - param->viewport.y;
int x_hotspot = pos->x_hotspot;
int y_hotspot = pos->y_hotspot;
int src_x_offset = x_pos - pos->x_hotspot;
int src_y_offset = y_pos - pos->y_hotspot;
int cursor_height = (int)height;
int cursor_width = (int)width;
uint32_t cur_en = pos->enable ? 1 : 0;
// Transform cursor width / height and hotspots for offset calculations
if (param->rotation == ROTATION_ANGLE_90 || param->rotation == ROTATION_ANGLE_270) {
swap(cursor_height, cursor_width);
swap(x_hotspot, y_hotspot);
if (param->rotation == ROTATION_ANGLE_90) {
// hotspot = (-y, x)
src_x_offset = x_pos - (cursor_width - x_hotspot);
src_y_offset = y_pos - y_hotspot;
} else if (param->rotation == ROTATION_ANGLE_270) {
// hotspot = (y, -x)
src_x_offset = x_pos - x_hotspot;
src_y_offset = y_pos - (cursor_height - y_hotspot);
}
} else if (param->rotation == ROTATION_ANGLE_180) {
// hotspot = (-x, -y)
if (!param->mirror)
src_x_offset = x_pos - (cursor_width - x_hotspot);
src_y_offset = y_pos - (cursor_height - y_hotspot);
}
if (src_x_offset >= (int)param->viewport.width)
cur_en = 0; /* not visible beyond right edge*/
if (src_x_offset + cursor_width <= 0)
cur_en = 0; /* not visible beyond left edge*/
if (src_y_offset >= (int)param->viewport.height)
cur_en = 0; /* not visible beyond bottom edge*/
if (src_y_offset + cursor_height <= 0)
cur_en = 0; /* not visible beyond top edge*/
REG_UPDATE(CURSOR0_CONTROL,
CUR0_ENABLE, cur_en);
dpp_base->pos.cur0_ctl.bits.cur0_enable = cur_en;
}
void dpp1_cnv_set_optional_cursor_attributes(
struct dpp *dpp_base,
struct dpp_cursor_attributes *attr)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
if (attr) {
REG_UPDATE(CURSOR0_FP_SCALE_BIAS, CUR0_FP_BIAS, attr->bias);
REG_UPDATE(CURSOR0_FP_SCALE_BIAS, CUR0_FP_SCALE, attr->scale);
}
}
void dpp1_dppclk_control(
struct dpp *dpp_base,
bool dppclk_div,
bool enable)
{
struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base);
if (enable) {
if (dpp->tf_mask->DPPCLK_RATE_CONTROL)
REG_UPDATE_2(DPP_CONTROL,
DPPCLK_RATE_CONTROL, dppclk_div,
DPP_CLOCK_ENABLE, 1);
else
REG_UPDATE(DPP_CONTROL, DPP_CLOCK_ENABLE, 1);
} else
REG_UPDATE(DPP_CONTROL, DPP_CLOCK_ENABLE, 0);
}
static const struct dpp_funcs dcn10_dpp_funcs = {
.dpp_read_state = dpp_read_state,
.dpp_reset = dpp_reset,
.dpp_set_scaler = dpp1_dscl_set_scaler_manual_scale,
.dpp_get_optimal_number_of_taps = dpp1_get_optimal_number_of_taps,
.dpp_set_gamut_remap = dpp1_cm_set_gamut_remap,
.dpp_set_csc_adjustment = dpp1_cm_set_output_csc_adjustment,
.dpp_set_csc_default = dpp1_cm_set_output_csc_default,
.dpp_power_on_regamma_lut = dpp1_cm_power_on_regamma_lut,
.dpp_program_regamma_lut = dpp1_cm_program_regamma_lut,
.dpp_configure_regamma_lut = dpp1_cm_configure_regamma_lut,
.dpp_program_regamma_lutb_settings = dpp1_cm_program_regamma_lutb_settings,
.dpp_program_regamma_luta_settings = dpp1_cm_program_regamma_luta_settings,
.dpp_program_regamma_pwl = dpp1_cm_set_regamma_pwl,
.dpp_program_bias_and_scale = dpp1_program_bias_and_scale,
.dpp_set_degamma = dpp1_set_degamma,
.dpp_program_input_lut = dpp1_program_input_lut,
.dpp_program_degamma_pwl = dpp1_set_degamma_pwl,
.dpp_setup = dpp1_cnv_setup,
.dpp_full_bypass = dpp1_full_bypass,
.set_cursor_attributes = dpp1_set_cursor_attributes,
.set_cursor_position = dpp1_set_cursor_position,
.set_optional_cursor_attributes = dpp1_cnv_set_optional_cursor_attributes,
.dpp_dppclk_control = dpp1_dppclk_control,
.dpp_set_hdr_multiplier = dpp1_set_hdr_multiplier,
.dpp_program_blnd_lut = NULL,
.dpp_program_shaper_lut = NULL,
.dpp_program_3dlut = NULL
};
static struct dpp_caps dcn10_dpp_cap = {
.dscl_data_proc_format = DSCL_DATA_PRCESSING_FIXED_FORMAT,
.dscl_calc_lb_num_partitions = dpp1_dscl_calc_lb_num_partitions,
};
/*****************************************/
/* Constructor, Destructor */
/*****************************************/
void dpp1_construct(
struct dcn10_dpp *dpp,
struct dc_context *ctx,
uint32_t inst,
const struct dcn_dpp_registers *tf_regs,
const struct dcn_dpp_shift *tf_shift,
const struct dcn_dpp_mask *tf_mask)
{
dpp->base.ctx = ctx;
dpp->base.inst = inst;
dpp->base.funcs = &dcn10_dpp_funcs;
dpp->base.caps = &dcn10_dpp_cap;
dpp->tf_regs = tf_regs;
dpp->tf_shift = tf_shift;
dpp->tf_mask = tf_mask;
dpp->lb_pixel_depth_supported =
LB_PIXEL_DEPTH_18BPP |
LB_PIXEL_DEPTH_24BPP |
LB_PIXEL_DEPTH_30BPP |
LB_PIXEL_DEPTH_36BPP;
dpp->lb_bits_per_entry = LB_BITS_PER_ENTRY;
dpp->lb_memory_size = LB_TOTAL_NUMBER_OF_ENTRIES; /*0x1404*/
}