/*
* 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 "dm_helpers.h"
#include "core_types.h"
#include "resource.h"
#include "dce/dce_hwseq.h"
#include "dce110/dce110_hwseq.h"
#include "dcn21_hwseq.h"
#include "vmid.h"
#include "reg_helper.h"
#include "hw/clk_mgr.h"
#include "dc_dmub_srv.h"
#include "abm.h"
#include "link.h"
#define DC_LOGGER_INIT(logger)
#define CTX \
hws->ctx
#define REG(reg)\
hws->regs->reg
#undef FN
#define FN(reg_name, field_name) \
hws->shifts->field_name, hws->masks->field_name
/* Temporary read settings, future will get values from kmd directly */
static void mmhub_update_page_table_config(struct dcn_hubbub_phys_addr_config *config,
struct dce_hwseq *hws)
{
uint32_t page_table_base_hi;
uint32_t page_table_base_lo;
REG_GET(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32,
PAGE_DIRECTORY_ENTRY_HI32, &page_table_base_hi);
REG_GET(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
PAGE_DIRECTORY_ENTRY_LO32, &page_table_base_lo);
config->gart_config.page_table_base_addr = ((uint64_t)page_table_base_hi << 32 ) | page_table_base_lo;
}
int dcn21_init_sys_ctx(struct dce_hwseq *hws, struct dc *dc, struct dc_phy_addr_space_config *pa_config)
{
struct dcn_hubbub_phys_addr_config config = {0 };
config.system_aperture.fb_top = pa_config->system_aperture.fb_top;
config.system_aperture.fb_offset = pa_config->system_aperture.fb_offset;
config.system_aperture.fb_base = pa_config->system_aperture.fb_base;
config.system_aperture.agp_top = pa_config->system_aperture.agp_top;
config.system_aperture.agp_bot = pa_config->system_aperture.agp_bot;
config.system_aperture.agp_base = pa_config->system_aperture.agp_base;
config.gart_config.page_table_start_addr = pa_config->gart_config.page_table_start_addr;
config.gart_config.page_table_end_addr = pa_config->gart_config.page_table_end_addr;
config.gart_config.page_table_base_addr = pa_config->gart_config.page_table_base_addr;
mmhub_update_page_table_config(&config, hws);
return dc->res_pool->hubbub->funcs->init_dchub_sys_ctx(dc->res_pool->hubbub, &config);
}
// work around for Renoir s0i3, if register is programmed, bypass golden init.
bool dcn21_s0i3_golden_init_wa(struct dc *dc)
{
struct dce_hwseq *hws = dc->hwseq;
uint32_t value = 0 ;
value = REG_READ(MICROSECOND_TIME_BASE_DIV);
return value != 0 x00120464;
}
void dcn21_exit_optimized_pwr_state(
const struct dc *dc,
struct dc_state *context)
{
dc->clk_mgr->funcs->update_clocks(
dc->clk_mgr,
context,
false );
}
void dcn21_optimize_pwr_state(
const struct dc *dc,
struct dc_state *context)
{
dc->clk_mgr->funcs->update_clocks(
dc->clk_mgr,
context,
true );
}
/* If user hotplug a HDMI monitor while in monitor off,
* OS will do a mode set ( with output timing ) but keep output off .
* In this case DAL will ask vbios to power up the pll in the PHY .
* If user unplug the monitor ( while we are on monitor off ) or
* system attempt to enter modern standby ( which we will disable PLL ) ,
* PHY will hang on the next mode set attempt .
* if enable PLL follow by disable PLL ( without executing lane enable / disable ) ,
* RDPCS_PHY_DP_MPLLB_STATE remains 1 ,
* which indicate that PLL disable attempt actually didn ' t go through .
* As a workaround , insert PHY lane enable / disable before PLL disable .
*/
void dcn21_PLAT_58856_wa(struct dc_state *context, struct pipe_ctx *pipe_ctx)
{
if (!pipe_ctx->stream->dpms_off)
return ;
pipe_ctx->stream->dpms_off = false ;
pipe_ctx->stream->ctx->dc->link_srv->set_dpms_on(context, pipe_ctx);
pipe_ctx->stream->ctx->dc->link_srv->set_dpms_off(pipe_ctx);
pipe_ctx->stream->dpms_off = true ;
}
bool dcn21_dmub_abm_set_pipe(struct abm *abm, uint32_t otg_inst,
uint32_t option, uint32_t panel_inst, uint32_t pwrseq_inst)
{
union dmub_rb_cmd cmd;
struct dc_context *dc = abm->ctx;
uint8_t ramping_boundary = 0 xFF;
memset(&cmd, 0 , sizeof (cmd));
cmd.abm_set_pipe.header.type = DMUB_CMD__ABM;
cmd.abm_set_pipe.header.sub_type = DMUB_CMD__ABM_SET_PIPE;
cmd.abm_set_pipe.abm_set_pipe_data.otg_inst = otg_inst;
cmd.abm_set_pipe.abm_set_pipe_data.pwrseq_inst = pwrseq_inst;
cmd.abm_set_pipe.abm_set_pipe_data.set_pipe_option = option;
cmd.abm_set_pipe.abm_set_pipe_data.panel_inst = panel_inst;
cmd.abm_set_pipe.abm_set_pipe_data.ramping_boundary = ramping_boundary;
cmd.abm_set_pipe.header.payload_bytes = sizeof (struct dmub_cmd_abm_set_pipe_data);
dc_wake_and_execute_dmub_cmd(dc, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
return true ;
}
static void dmub_abm_set_backlight(struct dc_context *dc, uint32_t backlight_pwm_u16_16,
uint32_t frame_ramp, uint32_t panel_inst)
{
union dmub_rb_cmd cmd;
memset(&cmd, 0 , sizeof (cmd));
cmd.abm_set_backlight.header.type = DMUB_CMD__ABM;
cmd.abm_set_backlight.header.sub_type = DMUB_CMD__ABM_SET_BACKLIGHT;
cmd.abm_set_backlight.abm_set_backlight_data.frame_ramp = frame_ramp;
cmd.abm_set_backlight.abm_set_backlight_data.backlight_user_level = backlight_pwm_u16_16;
cmd.abm_set_backlight.abm_set_backlight_data.version = DMUB_CMD_ABM_CONTROL_VERSION_1;
cmd.abm_set_backlight.abm_set_backlight_data.panel_mask = (0 x01 << panel_inst);
cmd.abm_set_backlight.header.payload_bytes = sizeof (struct dmub_cmd_abm_set_backlight_data);
dc_wake_and_execute_dmub_cmd(dc, &cmd, DM_DMUB_WAIT_TYPE_WAIT);
}
void dcn21_set_abm_immediate_disable(struct pipe_ctx *pipe_ctx)
{
struct abm *abm = pipe_ctx->stream_res.abm;
uint32_t otg_inst = pipe_ctx->stream_res.tg->inst;
struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl;
struct dmcu *dmcu = pipe_ctx->stream->ctx->dc->res_pool->dmcu;
// make a short term w/a for an issue that backlight ramping unexpectedly paused in the middle,
// will decouple backlight from ABM and redefine DMUB interface, then this w/a could be removed
if (pipe_ctx->stream->abm_level == 0 || pipe_ctx->stream->abm_level == ABM_LEVEL_IMMEDIATE_DISABLE) {
return ;
}
if (dmcu) {
dce110_set_abm_immediate_disable(pipe_ctx);
return ;
}
if (abm && panel_cntl) {
if (abm->funcs && abm->funcs->set_pipe_ex) {
abm->funcs->set_pipe_ex(abm, otg_inst, SET_ABM_PIPE_IMMEDIATELY_DISABLE,
panel_cntl->inst, panel_cntl->pwrseq_inst);
} else {
dcn21_dmub_abm_set_pipe(abm,
otg_inst,
SET_ABM_PIPE_IMMEDIATELY_DISABLE,
panel_cntl->inst,
panel_cntl->pwrseq_inst);
}
panel_cntl->funcs->store_backlight_level(panel_cntl);
}
}
void dcn21_set_pipe(struct pipe_ctx *pipe_ctx)
{
struct abm *abm = pipe_ctx->stream_res.abm;
struct timing_generator *tg = pipe_ctx->stream_res.tg;
struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl;
struct dmcu *dmcu = pipe_ctx->stream->ctx->dc->res_pool->dmcu;
uint32_t otg_inst;
if (!abm || !tg || !panel_cntl)
return ;
otg_inst = tg->inst;
if (dmcu) {
dce110_set_pipe(pipe_ctx);
return ;
}
if (abm->funcs && abm->funcs->set_pipe_ex) {
abm->funcs->set_pipe_ex(abm,
otg_inst,
SET_ABM_PIPE_NORMAL,
panel_cntl->inst,
panel_cntl->pwrseq_inst);
} else {
dcn21_dmub_abm_set_pipe(abm, otg_inst,
SET_ABM_PIPE_NORMAL,
panel_cntl->inst,
panel_cntl->pwrseq_inst);
}
}
bool dcn21_set_backlight_level(struct pipe_ctx *pipe_ctx,
struct set_backlight_level_params *backlight_level_params)
{
struct dc_context *dc = pipe_ctx->stream->ctx;
struct abm *abm = pipe_ctx->stream_res.abm;
struct timing_generator *tg = pipe_ctx->stream_res.tg;
struct panel_cntl *panel_cntl = pipe_ctx->stream->link->panel_cntl;
uint32_t otg_inst;
uint32_t backlight_pwm_u16_16 = backlight_level_params->backlight_pwm_u16_16;
uint32_t frame_ramp = backlight_level_params->frame_ramp;
if (!abm || !tg || !panel_cntl)
return false ;
otg_inst = tg->inst;
if (dc->dc->res_pool->dmcu) {
dce110_set_backlight_level(pipe_ctx, backlight_level_params);
return true ;
}
if (abm->funcs && abm->funcs->set_pipe_ex) {
abm->funcs->set_pipe_ex(abm,
otg_inst,
SET_ABM_PIPE_NORMAL,
panel_cntl->inst,
panel_cntl->pwrseq_inst);
} else {
dcn21_dmub_abm_set_pipe(abm,
otg_inst,
SET_ABM_PIPE_NORMAL,
panel_cntl->inst,
panel_cntl->pwrseq_inst);
}
if (abm->funcs && abm->funcs->set_backlight_level_pwm)
abm->funcs->set_backlight_level_pwm(abm, backlight_pwm_u16_16,
frame_ramp, 0 , panel_cntl->inst);
else
dmub_abm_set_backlight(dc, backlight_pwm_u16_16, frame_ramp, panel_cntl->inst);
return true ;
}
bool dcn21_is_abm_supported(struct dc *dc,
struct dc_state *context, struct dc_stream_state *stream)
{
int i;
for (i = 0 ; i < dc->res_pool->pipe_count; i++) {
struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
if (pipe_ctx->stream == stream &&
(pipe_ctx->prev_odm_pipe == NULL && pipe_ctx->next_odm_pipe == NULL))
return true ;
}
return false ;
}
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