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// SPDX-License-Identifier: MIT
/*
* Copyright 2022 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 "dm_helpers.h"
#include "core_types.h"
#include "resource.h"
#include "dccg.h"
#include "dce/dce_hwseq.h"
#include "clk_mgr.h"
#include "reg_helper.h"
#include "abm.h"
#include "hubp.h"
#include "dchubbub.h"
#include "timing_generator.h"
#include "opp.h"
#include "ipp.h"
#include "mpc.h"
#include "mcif_wb.h"
#include "dc_dmub_srv.h"
#include "dcn314_hwseq.h"
#include "link_hwss.h"
#include "dpcd_defs.h"
#include "dce/dmub_outbox.h"
#include "dc_link_dp.h"
#include "inc/dc_link_dp.h"
#include "inc/link_dpcd.h"
#include "dcn10/dcn10_hw_sequencer.h"
#include "inc/link_enc_cfg.h"
#include "dcn30/dcn30_vpg.h"
#include "dce/dce_i2c_hw.h"
#include "dsc.h"
#include "dcn20/dcn20_optc.h"
#include "dcn30/dcn30_cm_common.h"
#define DC_LOGGER_INIT(logger)
#define CTX \
hws->ctx
#define REG(reg)\
hws->regs->reg
#define DC_LOGGER \
dc->ctx->logger
#undef FN
#define FN(reg_name, field_name) \
hws->shifts->field_name, hws->masks->field_name
static int calc_mpc_flow_ctrl_cnt(const struct dc_stream_state *stream,
int opp_cnt)
{
bool hblank_halved = optc2_is_two_pixels_per_containter(&stream->timing);
int flow_ctrl_cnt;
if (opp_cnt >= 2)
hblank_halved = true;
flow_ctrl_cnt = stream->timing.h_total - stream->timing.h_addressable -
stream->timing.h_border_left -
stream->timing.h_border_right;
if (hblank_halved)
flow_ctrl_cnt /= 2;
/* ODM combine 4:1 case */
if (opp_cnt == 4)
flow_ctrl_cnt /= 2;
return flow_ctrl_cnt;
}
static void update_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable)
{
struct display_stream_compressor *dsc = pipe_ctx->stream_res.dsc;
struct dc_stream_state *stream = pipe_ctx->stream;
struct pipe_ctx *odm_pipe;
int opp_cnt = 1;
ASSERT(dsc);
for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe)
opp_cnt++;
if (enable) {
struct dsc_config dsc_cfg;
struct dsc_optc_config dsc_optc_cfg;
enum optc_dsc_mode optc_dsc_mode;
/* Enable DSC hw block */
dsc_cfg.pic_width = (stream->timing.h_addressable + stream->timing.h_border_left + stream->timing.h_border_right) / opp_cnt;
dsc_cfg.pic_height = stream->timing.v_addressable + stream->timing.v_border_top + stream->timing.v_border_bottom;
dsc_cfg.pixel_encoding = stream->timing.pixel_encoding;
dsc_cfg.color_depth = stream->timing.display_color_depth;
dsc_cfg.is_odm = pipe_ctx->next_odm_pipe ? true : false;
dsc_cfg.dc_dsc_cfg = stream->timing.dsc_cfg;
ASSERT(dsc_cfg.dc_dsc_cfg.num_slices_h % opp_cnt == 0);
dsc_cfg.dc_dsc_cfg.num_slices_h /= opp_cnt;
dsc->funcs->dsc_set_config(dsc, &dsc_cfg, &dsc_optc_cfg);
dsc->funcs->dsc_enable(dsc, pipe_ctx->stream_res.opp->inst);
for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
struct display_stream_compressor *odm_dsc = odm_pipe->stream_res.dsc;
ASSERT(odm_dsc);
odm_dsc->funcs->dsc_set_config(odm_dsc, &dsc_cfg, &dsc_optc_cfg);
odm_dsc->funcs->dsc_enable(odm_dsc, odm_pipe->stream_res.opp->inst);
}
dsc_cfg.dc_dsc_cfg.num_slices_h *= opp_cnt;
dsc_cfg.pic_width *= opp_cnt;
optc_dsc_mode = dsc_optc_cfg.is_pixel_format_444 ? OPTC_DSC_ENABLED_444 : OPTC_DSC_ENABLED_NATIVE_SUBSAMPLED;
/* Enable DSC in OPTC */
DC_LOG_DSC("Setting optc DSC config for tg instance %d:", pipe_ctx->stream_res.tg->inst);
pipe_ctx->stream_res.tg->funcs->set_dsc_config(pipe_ctx->stream_res.tg,
optc_dsc_mode,
dsc_optc_cfg.bytes_per_pixel,
dsc_optc_cfg.slice_width);
} else {
/* disable DSC in OPTC */
pipe_ctx->stream_res.tg->funcs->set_dsc_config(
pipe_ctx->stream_res.tg,
OPTC_DSC_DISABLED, 0, 0);
/* disable DSC block */
dsc->funcs->dsc_disable(pipe_ctx->stream_res.dsc);
for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
ASSERT(odm_pipe->stream_res.dsc);
odm_pipe->stream_res.dsc->funcs->dsc_disable(odm_pipe->stream_res.dsc);
}
}
}
// Given any pipe_ctx, return the total ODM combine factor, and optionally return
// the OPPids which are used
static unsigned int get_odm_config(struct pipe_ctx *pipe_ctx, unsigned int *opp_instances)
{
unsigned int opp_count = 1;
struct pipe_ctx *odm_pipe;
// First get to the top pipe
for (odm_pipe = pipe_ctx; odm_pipe->prev_odm_pipe; odm_pipe = odm_pipe->prev_odm_pipe)
;
// First pipe is always used
if (opp_instances)
opp_instances[0] = odm_pipe->stream_res.opp->inst;
// Find and count odm pipes, if any
for (odm_pipe = odm_pipe->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
if (opp_instances)
opp_instances[opp_count] = odm_pipe->stream_res.opp->inst;
opp_count++;
}
return opp_count;
}
void dcn314_update_odm(struct dc *dc, struct dc_state *context, struct pipe_ctx *pipe_ctx)
{
struct pipe_ctx *odm_pipe;
int opp_cnt = 0;
int opp_inst[MAX_PIPES] = {0};
bool rate_control_2x_pclk = (pipe_ctx->stream->timing.flags.INTERLACE || optc2_is_two_pixels_per_containter(&pipe_ctx->stream->timing));
struct mpc_dwb_flow_control flow_control;
struct mpc *mpc = dc->res_pool->mpc;
int i;
opp_cnt = get_odm_config(pipe_ctx, opp_inst);
if (opp_cnt > 1)
pipe_ctx->stream_res.tg->funcs->set_odm_combine(
pipe_ctx->stream_res.tg,
opp_inst, opp_cnt,
&pipe_ctx->stream->timing);
else
pipe_ctx->stream_res.tg->funcs->set_odm_bypass(
pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing);
rate_control_2x_pclk = rate_control_2x_pclk || opp_cnt > 1;
flow_control.flow_ctrl_mode = 0;
flow_control.flow_ctrl_cnt0 = 0x80;
flow_control.flow_ctrl_cnt1 = calc_mpc_flow_ctrl_cnt(pipe_ctx->stream, opp_cnt);
if (mpc->funcs->set_out_rate_control) {
for (i = 0; i < opp_cnt; ++i) {
mpc->funcs->set_out_rate_control(
mpc, opp_inst[i],
true,
rate_control_2x_pclk,
&flow_control);
}
}
for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) {
odm_pipe->stream_res.opp->funcs->opp_pipe_clock_control(
odm_pipe->stream_res.opp,
true);
}
if (pipe_ctx->stream_res.dsc) {
struct pipe_ctx *current_pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[pipe_ctx->pipe_idx];
update_dsc_on_stream(pipe_ctx, pipe_ctx->stream->timing.flags.DSC);
/* Check if no longer using pipe for ODM, then need to disconnect DSC for that pipe */
if (!pipe_ctx->next_odm_pipe && current_pipe_ctx->next_odm_pipe &&
current_pipe_ctx->next_odm_pipe->stream_res.dsc) {
struct display_stream_compressor *dsc = current_pipe_ctx->next_odm_pipe->stream_res.dsc;
/* disconnect DSC block from stream */
dsc->funcs->dsc_disconnect(dsc);
}
}
}
void dcn314_dsc_pg_control(
struct dce_hwseq *hws,
unsigned int dsc_inst,
bool power_on)
{
uint32_t power_gate = power_on ? 0 : 1;
uint32_t pwr_status = power_on ? 0 : 2;
uint32_t org_ip_request_cntl = 0;
if (hws->ctx->dc->debug.disable_dsc_power_gate)
return;
if (hws->ctx->dc->debug.root_clock_optimization.bits.dsc &&
hws->ctx->dc->res_pool->dccg->funcs->enable_dsc &&
power_on)
hws->ctx->dc->res_pool->dccg->funcs->enable_dsc(
hws->ctx->dc->res_pool->dccg, dsc_inst);
REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
if (org_ip_request_cntl == 0)
REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
switch (dsc_inst) {
case 0: /* DSC0 */
REG_UPDATE(DOMAIN16_PG_CONFIG,
DOMAIN_POWER_GATE, power_gate);
REG_WAIT(DOMAIN16_PG_STATUS,
DOMAIN_PGFSM_PWR_STATUS, pwr_status,
1, 1000);
break;
case 1: /* DSC1 */
REG_UPDATE(DOMAIN17_PG_CONFIG,
DOMAIN_POWER_GATE, power_gate);
REG_WAIT(DOMAIN17_PG_STATUS,
DOMAIN_PGFSM_PWR_STATUS, pwr_status,
1, 1000);
break;
case 2: /* DSC2 */
REG_UPDATE(DOMAIN18_PG_CONFIG,
DOMAIN_POWER_GATE, power_gate);
REG_WAIT(DOMAIN18_PG_STATUS,
DOMAIN_PGFSM_PWR_STATUS, pwr_status,
1, 1000);
break;
case 3: /* DSC3 */
REG_UPDATE(DOMAIN19_PG_CONFIG,
DOMAIN_POWER_GATE, power_gate);
REG_WAIT(DOMAIN19_PG_STATUS,
DOMAIN_PGFSM_PWR_STATUS, pwr_status,
1, 1000);
break;
default:
BREAK_TO_DEBUGGER();
break;
}
if (org_ip_request_cntl == 0)
REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0);
if (hws->ctx->dc->debug.root_clock_optimization.bits.dsc) {
if (hws->ctx->dc->res_pool->dccg->funcs->disable_dsc && !power_on)
hws->ctx->dc->res_pool->dccg->funcs->disable_dsc(
hws->ctx->dc->res_pool->dccg, dsc_inst);
}
}
void dcn314_enable_power_gating_plane(struct dce_hwseq *hws, bool enable)
{
bool force_on = true; /* disable power gating */
uint32_t org_ip_request_cntl = 0;
if (enable && !hws->ctx->dc->debug.disable_hubp_power_gate)
force_on = false;
REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
if (org_ip_request_cntl == 0)
REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
/* DCHUBP0/1/2/3/4/5 */
REG_UPDATE(DOMAIN0_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
/* DPP0/1/2/3/4/5 */
REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
force_on = true; /* disable power gating */
if (enable && !hws->ctx->dc->debug.disable_dsc_power_gate)
force_on = false;
/* DCS0/1/2/3/4 */
REG_UPDATE(DOMAIN16_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN17_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN18_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
REG_UPDATE(DOMAIN19_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on);
if (org_ip_request_cntl == 0)
REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0);
}
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