diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c | 1675 |
1 files changed, 1675 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c new file mode 100644 index 0000000000..650e1598bd --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c @@ -0,0 +1,1675 @@ +/* + * 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 "dccg.h" +#include "dce/dce_hwseq.h" +#include "dcn30/dcn30_cm_common.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 "link_hwss.h" +#include "dpcd_defs.h" +#include "dcn32_hwseq.h" +#include "clk_mgr.h" +#include "dsc.h" +#include "dcn20/dcn20_optc.h" +#include "dce/dmub_hw_lock_mgr.h" +#include "dcn32_resource.h" +#include "link.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 + +void dcn32_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.enable_double_buffered_dsc_pg_support) + return; + + 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); +} + + +void dcn32_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) + 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 */ + REG_UPDATE(DOMAIN0_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); + REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); + REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); + REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); + + /* DCS0/1/2/3 */ + 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); +} + +void dcn32_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool power_on) +{ + uint32_t power_gate = power_on ? 0 : 1; + uint32_t pwr_status = power_on ? 0 : 2; + + if (hws->ctx->dc->debug.disable_hubp_power_gate) + return; + + if (REG(DOMAIN0_PG_CONFIG) == 0) + return; + + switch (hubp_inst) { + case 0: + REG_SET(DOMAIN0_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); + REG_WAIT(DOMAIN0_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); + break; + case 1: + REG_SET(DOMAIN1_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); + REG_WAIT(DOMAIN1_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); + break; + case 2: + REG_SET(DOMAIN2_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); + REG_WAIT(DOMAIN2_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); + break; + case 3: + REG_SET(DOMAIN3_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); + REG_WAIT(DOMAIN3_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); + break; + default: + BREAK_TO_DEBUGGER(); + break; + } +} + +static bool dcn32_check_no_memory_request_for_cab(struct dc *dc) +{ + int i; + + /* First, check no-memory-request case */ + for (i = 0; i < dc->current_state->stream_count; i++) { + if ((dc->current_state->stream_status[i].plane_count) && + (dc->current_state->streams[i]->link->psr_settings.psr_version == DC_PSR_VERSION_UNSUPPORTED)) + /* Fail eligibility on a visible stream */ + break; + } + + if (i == dc->current_state->stream_count) + return true; + + return false; +} + + +/* This function loops through every surface that needs to be cached in CAB for SS, + * and calculates the total number of ways required to store all surfaces (primary, + * meta, cursor). + */ +static uint32_t dcn32_calculate_cab_allocation(struct dc *dc, struct dc_state *ctx) +{ + int i; + uint32_t num_ways = 0; + uint32_t mall_ss_size_bytes = 0; + + mall_ss_size_bytes = ctx->bw_ctx.bw.dcn.mall_ss_size_bytes; + // TODO add additional logic for PSR active stream exclusion optimization + // mall_ss_psr_active_size_bytes = ctx->bw_ctx.bw.dcn.mall_ss_psr_active_size_bytes; + + // Include cursor size for CAB allocation + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &ctx->res_ctx.pipe_ctx[i]; + + if (!pipe->stream || !pipe->plane_state) + continue; + + mall_ss_size_bytes += dcn32_helper_calculate_mall_bytes_for_cursor(dc, pipe, false); + } + + // Convert number of cache lines required to number of ways + if (dc->debug.force_mall_ss_num_ways > 0) { + num_ways = dc->debug.force_mall_ss_num_ways; + } else { + num_ways = dcn32_helper_mall_bytes_to_ways(dc, mall_ss_size_bytes); + } + + return num_ways; +} + +bool dcn32_apply_idle_power_optimizations(struct dc *dc, bool enable) +{ + union dmub_rb_cmd cmd; + uint8_t i; + uint32_t ways; + int j; + bool mall_ss_unsupported = false; + struct dc_plane_state *plane = NULL; + + if (!dc->ctx->dmub_srv) + return false; + + for (i = 0; i < dc->current_state->stream_count; i++) { + /* MALL SS messaging is not supported with PSR at this time */ + if (dc->current_state->streams[i] != NULL && + dc->current_state->streams[i]->link->psr_settings.psr_version != DC_PSR_VERSION_UNSUPPORTED) + return false; + } + + if (enable) { + if (dc->current_state) { + + /* 1. Check no memory request case for CAB. + * If no memory request case, send CAB_ACTION NO_DF_REQ DMUB message + */ + if (dcn32_check_no_memory_request_for_cab(dc)) { + /* Enable no-memory-requests case */ + memset(&cmd, 0, sizeof(cmd)); + cmd.cab.header.type = DMUB_CMD__CAB_FOR_SS; + cmd.cab.header.sub_type = DMUB_CMD__CAB_NO_DCN_REQ; + cmd.cab.header.payload_bytes = sizeof(cmd.cab) - sizeof(cmd.cab.header); + + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_NO_WAIT); + + return true; + } + + /* 2. Check if all surfaces can fit in CAB. + * If surfaces can fit into CAB, send CAB_ACTION_ALLOW DMUB message + * and configure HUBP's to fetch from MALL + */ + ways = dcn32_calculate_cab_allocation(dc, dc->current_state); + + /* MALL not supported with Stereo3D or TMZ surface. If any plane is using stereo, + * or TMZ surface, don't try to enter MALL. + */ + for (i = 0; i < dc->current_state->stream_count; i++) { + for (j = 0; j < dc->current_state->stream_status[i].plane_count; j++) { + plane = dc->current_state->stream_status[i].plane_states[j]; + + if (plane->address.type == PLN_ADDR_TYPE_GRPH_STEREO || + plane->address.tmz_surface) { + mall_ss_unsupported = true; + break; + } + } + if (mall_ss_unsupported) + break; + } + if (ways <= dc->caps.cache_num_ways && !mall_ss_unsupported) { + memset(&cmd, 0, sizeof(cmd)); + cmd.cab.header.type = DMUB_CMD__CAB_FOR_SS; + cmd.cab.header.sub_type = DMUB_CMD__CAB_DCN_SS_FIT_IN_CAB; + cmd.cab.header.payload_bytes = sizeof(cmd.cab) - sizeof(cmd.cab.header); + cmd.cab.cab_alloc_ways = (uint8_t)ways; + + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_NO_WAIT); + + return true; + } + + } + return false; + } + + /* Disable CAB */ + memset(&cmd, 0, sizeof(cmd)); + cmd.cab.header.type = DMUB_CMD__CAB_FOR_SS; + cmd.cab.header.sub_type = DMUB_CMD__CAB_NO_IDLE_OPTIMIZATION; + cmd.cab.header.payload_bytes = + sizeof(cmd.cab) - sizeof(cmd.cab.header); + + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); + + return true; +} + +/* Send DMCUB message with SubVP pipe info + * - For each pipe in context, populate payload with required SubVP information + * if the pipe is using SubVP for MCLK switch + * - This function must be called while the DMUB HW lock is acquired by driver + */ +void dcn32_commit_subvp_config(struct dc *dc, struct dc_state *context) +{ + int i; + bool enable_subvp = false; + + if (!dc->ctx || !dc->ctx->dmub_srv) + return; + + 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 && pipe_ctx->stream->mall_stream_config.paired_stream && + pipe_ctx->stream->mall_stream_config.type == SUBVP_MAIN) { + // There is at least 1 SubVP pipe, so enable SubVP + enable_subvp = true; + break; + } + } + dc_dmub_setup_subvp_dmub_command(dc, context, enable_subvp); +} + +/* Sub-Viewport DMUB lock needs to be acquired by driver whenever SubVP is active and: + * 1. Any full update for any SubVP main pipe + * 2. Any immediate flip for any SubVP pipe + * 3. Any flip for DRR pipe + * 4. If SubVP was previously in use (i.e. in old context) + */ +void dcn32_subvp_pipe_control_lock(struct dc *dc, + struct dc_state *context, + bool lock, + bool should_lock_all_pipes, + struct pipe_ctx *top_pipe_to_program, + bool subvp_prev_use) +{ + unsigned int i = 0; + bool subvp_immediate_flip = false; + bool subvp_in_use = false; + struct pipe_ctx *pipe; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe = &context->res_ctx.pipe_ctx[i]; + + if (pipe->stream && pipe->plane_state && pipe->stream->mall_stream_config.type == SUBVP_MAIN) { + subvp_in_use = true; + break; + } + } + + if (top_pipe_to_program && top_pipe_to_program->stream && top_pipe_to_program->plane_state) { + if (top_pipe_to_program->stream->mall_stream_config.type == SUBVP_MAIN && + top_pipe_to_program->plane_state->flip_immediate) + subvp_immediate_flip = true; + } + + // Don't need to lock for DRR VSYNC flips -- FW will wait for DRR pending update cleared. + if ((subvp_in_use && (should_lock_all_pipes || subvp_immediate_flip)) || (!subvp_in_use && subvp_prev_use)) { + union dmub_inbox0_cmd_lock_hw hw_lock_cmd = { 0 }; + + if (!lock) { + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe = &context->res_ctx.pipe_ctx[i]; + if (pipe->stream && pipe->plane_state && pipe->stream->mall_stream_config.type == SUBVP_MAIN && + should_lock_all_pipes) + pipe->stream_res.tg->funcs->wait_for_state(pipe->stream_res.tg, CRTC_STATE_VBLANK); + } + } + + hw_lock_cmd.bits.command_code = DMUB_INBOX0_CMD__HW_LOCK; + hw_lock_cmd.bits.hw_lock_client = HW_LOCK_CLIENT_DRIVER; + hw_lock_cmd.bits.lock = lock; + hw_lock_cmd.bits.should_release = !lock; + dmub_hw_lock_mgr_inbox0_cmd(dc->ctx->dmub_srv, hw_lock_cmd); + } +} + +void dcn32_subvp_pipe_control_lock_fast(union block_sequence_params *params) +{ + struct dc *dc = params->subvp_pipe_control_lock_fast_params.dc; + bool lock = params->subvp_pipe_control_lock_fast_params.lock; + struct pipe_ctx *pipe_ctx = params->subvp_pipe_control_lock_fast_params.pipe_ctx; + bool subvp_immediate_flip = false; + + if (pipe_ctx && pipe_ctx->stream && pipe_ctx->plane_state) { + if (pipe_ctx->stream->mall_stream_config.type == SUBVP_MAIN && + pipe_ctx->plane_state->flip_immediate) + subvp_immediate_flip = true; + } + + // Don't need to lock for DRR VSYNC flips -- FW will wait for DRR pending update cleared. + if (subvp_immediate_flip) { + union dmub_inbox0_cmd_lock_hw hw_lock_cmd = { 0 }; + + hw_lock_cmd.bits.command_code = DMUB_INBOX0_CMD__HW_LOCK; + hw_lock_cmd.bits.hw_lock_client = HW_LOCK_CLIENT_DRIVER; + hw_lock_cmd.bits.lock = lock; + hw_lock_cmd.bits.should_release = !lock; + dmub_hw_lock_mgr_inbox0_cmd(dc->ctx->dmub_srv, hw_lock_cmd); + } +} + +bool dcn32_set_mpc_shaper_3dlut( + struct pipe_ctx *pipe_ctx, const struct dc_stream_state *stream) +{ + struct dpp *dpp_base = pipe_ctx->plane_res.dpp; + int mpcc_id = pipe_ctx->plane_res.hubp->inst; + struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; + bool result = false; + + const struct pwl_params *shaper_lut = NULL; + //get the shaper lut params + if (stream->func_shaper) { + if (stream->func_shaper->type == TF_TYPE_HWPWL) + shaper_lut = &stream->func_shaper->pwl; + else if (stream->func_shaper->type == TF_TYPE_DISTRIBUTED_POINTS) { + cm_helper_translate_curve_to_hw_format(stream->ctx, + stream->func_shaper, + &dpp_base->shaper_params, true); + shaper_lut = &dpp_base->shaper_params; + } + } + + if (stream->lut3d_func && + stream->lut3d_func->state.bits.initialized == 1) { + + result = mpc->funcs->program_3dlut(mpc, + &stream->lut3d_func->lut_3d, + mpcc_id); + + result = mpc->funcs->program_shaper(mpc, + shaper_lut, + mpcc_id); + } + + return result; +} + +bool dcn32_set_mcm_luts( + struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state) +{ + struct dpp *dpp_base = pipe_ctx->plane_res.dpp; + int mpcc_id = pipe_ctx->plane_res.hubp->inst; + struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; + bool result = true; + struct pwl_params *lut_params = NULL; + + // 1D LUT + if (plane_state->blend_tf) { + if (plane_state->blend_tf->type == TF_TYPE_HWPWL) + lut_params = &plane_state->blend_tf->pwl; + else if (plane_state->blend_tf->type == TF_TYPE_DISTRIBUTED_POINTS) { + cm3_helper_translate_curve_to_hw_format(plane_state->blend_tf, + &dpp_base->regamma_params, false); + lut_params = &dpp_base->regamma_params; + } + } + result = mpc->funcs->program_1dlut(mpc, lut_params, mpcc_id); + + // Shaper + if (plane_state->in_shaper_func) { + if (plane_state->in_shaper_func->type == TF_TYPE_HWPWL) + lut_params = &plane_state->in_shaper_func->pwl; + else if (plane_state->in_shaper_func->type == TF_TYPE_DISTRIBUTED_POINTS) { + // TODO: dpp_base replace + ASSERT(false); + cm3_helper_translate_curve_to_hw_format(plane_state->in_shaper_func, + &dpp_base->shaper_params, true); + lut_params = &dpp_base->shaper_params; + } + } + + result = mpc->funcs->program_shaper(mpc, lut_params, mpcc_id); + + // 3D + if (plane_state->lut3d_func && plane_state->lut3d_func->state.bits.initialized == 1) + result = mpc->funcs->program_3dlut(mpc, &plane_state->lut3d_func->lut_3d, mpcc_id); + else + result = mpc->funcs->program_3dlut(mpc, NULL, mpcc_id); + + return result; +} + +bool dcn32_set_input_transfer_func(struct dc *dc, + struct pipe_ctx *pipe_ctx, + const struct dc_plane_state *plane_state) +{ + struct dce_hwseq *hws = dc->hwseq; + struct mpc *mpc = dc->res_pool->mpc; + struct dpp *dpp_base = pipe_ctx->plane_res.dpp; + + enum dc_transfer_func_predefined tf; + bool result = true; + struct pwl_params *params = NULL; + + if (mpc == NULL || plane_state == NULL) + return false; + + tf = TRANSFER_FUNCTION_UNITY; + + if (plane_state->in_transfer_func && + plane_state->in_transfer_func->type == TF_TYPE_PREDEFINED) + tf = plane_state->in_transfer_func->tf; + + dpp_base->funcs->dpp_set_pre_degam(dpp_base, tf); + + if (plane_state->in_transfer_func) { + if (plane_state->in_transfer_func->type == TF_TYPE_HWPWL) + params = &plane_state->in_transfer_func->pwl; + else if (plane_state->in_transfer_func->type == TF_TYPE_DISTRIBUTED_POINTS && + cm3_helper_translate_curve_to_hw_format(plane_state->in_transfer_func, + &dpp_base->degamma_params, false)) + params = &dpp_base->degamma_params; + } + + dpp_base->funcs->dpp_program_gamcor_lut(dpp_base, params); + + if (pipe_ctx->stream_res.opp && + pipe_ctx->stream_res.opp->ctx && + hws->funcs.set_mcm_luts) + result = hws->funcs.set_mcm_luts(pipe_ctx, plane_state); + + return result; +} + +bool dcn32_set_output_transfer_func(struct dc *dc, + struct pipe_ctx *pipe_ctx, + const struct dc_stream_state *stream) +{ + int mpcc_id = pipe_ctx->plane_res.hubp->inst; + struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; + struct pwl_params *params = NULL; + bool ret = false; + + /* program OGAM or 3DLUT only for the top pipe*/ + if (resource_is_pipe_type(pipe_ctx, OPP_HEAD)) { + /*program shaper and 3dlut in MPC*/ + ret = dcn32_set_mpc_shaper_3dlut(pipe_ctx, stream); + if (ret == false && mpc->funcs->set_output_gamma && stream->out_transfer_func) { + if (stream->out_transfer_func->type == TF_TYPE_HWPWL) + params = &stream->out_transfer_func->pwl; + else if (pipe_ctx->stream->out_transfer_func->type == + TF_TYPE_DISTRIBUTED_POINTS && + cm3_helper_translate_curve_to_hw_format( + stream->out_transfer_func, + &mpc->blender_params, false)) + params = &mpc->blender_params; + /* there are no ROM LUTs in OUTGAM */ + if (stream->out_transfer_func->type == TF_TYPE_PREDEFINED) + BREAK_TO_DEBUGGER(); + } + } + + mpc->funcs->set_output_gamma(mpc, mpcc_id, params); + return ret; +} + +/* Program P-State force value according to if pipe is using SubVP / FPO or not: + * 1. Reset P-State force on all pipes first + * 2. For each main pipe, force P-State disallow (P-State allow moderated by DMUB) + */ +void dcn32_update_force_pstate(struct dc *dc, struct dc_state *context) +{ + int i; + + /* Unforce p-state for each pipe if it is not FPO or SubVP. + * For FPO and SubVP, if it's already forced disallow, leave + * it as disallow. + */ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + struct hubp *hubp = pipe->plane_res.hubp; + + if (!pipe->stream || !(pipe->stream->mall_stream_config.type == SUBVP_MAIN || + pipe->stream->fpo_in_use)) { + if (hubp && hubp->funcs->hubp_update_force_pstate_disallow) + hubp->funcs->hubp_update_force_pstate_disallow(hubp, false); + } + + /* Today only FPO uses cursor P-State force. Only clear cursor P-State force + * if it's not FPO. + */ + if (!pipe->stream || !pipe->stream->fpo_in_use) { + if (hubp && hubp->funcs->hubp_update_force_cursor_pstate_disallow) + hubp->funcs->hubp_update_force_cursor_pstate_disallow(hubp, false); + } + } + + /* Loop through each pipe -- for each subvp main pipe force p-state allow equal to false. + */ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + struct hubp *hubp = pipe->plane_res.hubp; + + if (pipe->stream && pipe->plane_state && pipe->stream->mall_stream_config.type == SUBVP_MAIN) { + if (hubp && hubp->funcs->hubp_update_force_pstate_disallow) + hubp->funcs->hubp_update_force_pstate_disallow(hubp, true); + } + + if (pipe->stream && pipe->stream->fpo_in_use) { + if (hubp && hubp->funcs->hubp_update_force_pstate_disallow) + hubp->funcs->hubp_update_force_pstate_disallow(hubp, true); + /* For now only force cursor p-state disallow for FPO + * Needs to be added for subvp once FW side gets updated + */ + if (hubp && hubp->funcs->hubp_update_force_cursor_pstate_disallow) + hubp->funcs->hubp_update_force_cursor_pstate_disallow(hubp, true); + } + } +} + +/* Update MALL_SEL register based on if pipe / plane + * is a phantom pipe, main pipe, and if using MALL + * for SS. + */ +void dcn32_update_mall_sel(struct dc *dc, struct dc_state *context) +{ + int i; + unsigned int num_ways = dcn32_calculate_cab_allocation(dc, context); + bool cache_cursor = false; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + struct hubp *hubp = pipe->plane_res.hubp; + + if (pipe->stream && pipe->plane_state && hubp && hubp->funcs->hubp_update_mall_sel) { + int cursor_size = hubp->curs_attr.pitch * hubp->curs_attr.height; + + switch (hubp->curs_attr.color_format) { + case CURSOR_MODE_MONO: + cursor_size /= 2; + break; + case CURSOR_MODE_COLOR_1BIT_AND: + case CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA: + case CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA: + cursor_size *= 4; + break; + + case CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED: + case CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED: + default: + cursor_size *= 8; + break; + } + + if (cursor_size > 16384) + cache_cursor = true; + + if (pipe->stream->mall_stream_config.type == SUBVP_PHANTOM) { + hubp->funcs->hubp_update_mall_sel(hubp, 1, false); + } else { + // MALL not supported with Stereo3D + hubp->funcs->hubp_update_mall_sel(hubp, + num_ways <= dc->caps.cache_num_ways && + pipe->stream->link->psr_settings.psr_version == DC_PSR_VERSION_UNSUPPORTED && + pipe->plane_state->address.type != PLN_ADDR_TYPE_GRPH_STEREO && + !pipe->plane_state->address.tmz_surface ? 2 : 0, + cache_cursor); + } + } + } +} + +/* Program the sub-viewport pipe configuration after the main / phantom pipes + * have been programmed in hardware. + * 1. Update force P-State for all the main pipes (disallow P-state) + * 2. Update MALL_SEL register + * 3. Program FORCE_ONE_ROW_FOR_FRAME for main subvp pipes + */ +void dcn32_program_mall_pipe_config(struct dc *dc, struct dc_state *context) +{ + int i; + struct dce_hwseq *hws = dc->hwseq; + + // Don't force p-state disallow -- can't block dummy p-state + + // Update MALL_SEL register for each pipe + if (hws && hws->funcs.update_mall_sel) + hws->funcs.update_mall_sel(dc, context); + + // Program FORCE_ONE_ROW_FOR_FRAME and CURSOR_REQ_MODE for main subvp pipes + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + struct hubp *hubp = pipe->plane_res.hubp; + + if (pipe->stream && hubp && hubp->funcs->hubp_prepare_subvp_buffering) { + /* TODO - remove setting CURSOR_REQ_MODE to 0 for legacy cases + * - need to investigate single pipe MPO + SubVP case to + * see if CURSOR_REQ_MODE will be back to 1 for SubVP + * when it should be 0 for MPO + */ + if (pipe->stream->mall_stream_config.type == SUBVP_MAIN) { + hubp->funcs->hubp_prepare_subvp_buffering(hubp, true); + } + } + } +} + +static void dcn32_initialize_min_clocks(struct dc *dc) +{ + struct dc_clocks *clocks = &dc->current_state->bw_ctx.bw.dcn.clk; + + clocks->dcfclk_deep_sleep_khz = DCN3_2_DCFCLK_DS_INIT_KHZ; + clocks->dcfclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].dcfclk_mhz * 1000; + clocks->socclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].socclk_mhz * 1000; + clocks->dramclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].memclk_mhz * 1000; + clocks->dppclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].dppclk_mhz * 1000; + clocks->ref_dtbclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].dtbclk_mhz * 1000; + clocks->fclk_p_state_change_support = true; + clocks->p_state_change_support = true; + if (dc->debug.disable_boot_optimizations) { + clocks->dispclk_khz = dc->clk_mgr->bw_params->clk_table.entries[0].dispclk_mhz * 1000; + } else { + /* Even though DPG_EN = 1 for the connected display, it still requires the + * correct timing so we cannot set DISPCLK to min freq or it could cause + * audio corruption. Read current DISPCLK from DENTIST and request the same + * freq to ensure that the timing is valid and unchanged. + */ + clocks->dispclk_khz = dc->clk_mgr->funcs->get_dispclk_from_dentist(dc->clk_mgr); + } + + dc->clk_mgr->funcs->update_clocks( + dc->clk_mgr, + dc->current_state, + true); +} + +void dcn32_init_hw(struct dc *dc) +{ + struct abm **abms = dc->res_pool->multiple_abms; + struct dce_hwseq *hws = dc->hwseq; + struct dc_bios *dcb = dc->ctx->dc_bios; + struct resource_pool *res_pool = dc->res_pool; + int i; + int edp_num; + uint32_t backlight = MAX_BACKLIGHT_LEVEL; + + if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks) + dc->clk_mgr->funcs->init_clocks(dc->clk_mgr); + + // Initialize the dccg + if (res_pool->dccg->funcs->dccg_init) + res_pool->dccg->funcs->dccg_init(res_pool->dccg); + + if (!dcb->funcs->is_accelerated_mode(dcb)) { + hws->funcs.bios_golden_init(dc); + hws->funcs.disable_vga(dc->hwseq); + } + + // Set default OPTC memory power states + if (dc->debug.enable_mem_low_power.bits.optc) { + // Shutdown when unassigned and light sleep in VBLANK + REG_SET_2(ODM_MEM_PWR_CTRL3, 0, ODM_MEM_UNASSIGNED_PWR_MODE, 3, ODM_MEM_VBLANK_PWR_MODE, 1); + } + + if (dc->debug.enable_mem_low_power.bits.vga) { + // Power down VGA memory + REG_UPDATE(MMHUBBUB_MEM_PWR_CNTL, VGA_MEM_PWR_FORCE, 1); + } + + if (dc->ctx->dc_bios->fw_info_valid) { + res_pool->ref_clocks.xtalin_clock_inKhz = + dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; + + if (res_pool->dccg && res_pool->hubbub) { + (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, + dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, + &res_pool->ref_clocks.dccg_ref_clock_inKhz); + + (res_pool->hubbub->funcs->get_dchub_ref_freq)(res_pool->hubbub, + res_pool->ref_clocks.dccg_ref_clock_inKhz, + &res_pool->ref_clocks.dchub_ref_clock_inKhz); + } else { + // Not all ASICs have DCCG sw component + res_pool->ref_clocks.dccg_ref_clock_inKhz = + res_pool->ref_clocks.xtalin_clock_inKhz; + res_pool->ref_clocks.dchub_ref_clock_inKhz = + res_pool->ref_clocks.xtalin_clock_inKhz; + } + } else + ASSERT_CRITICAL(false); + + for (i = 0; i < dc->link_count; i++) { + /* Power up AND update implementation according to the + * required signal (which may be different from the + * default signal on connector). + */ + struct dc_link *link = dc->links[i]; + + link->link_enc->funcs->hw_init(link->link_enc); + + /* Check for enabled DIG to identify enabled display */ + if (link->link_enc->funcs->is_dig_enabled && + link->link_enc->funcs->is_dig_enabled(link->link_enc)) { + link->link_status.link_active = true; + link->phy_state.symclk_state = SYMCLK_ON_TX_ON; + if (link->link_enc->funcs->fec_is_active && + link->link_enc->funcs->fec_is_active(link->link_enc)) + link->fec_state = dc_link_fec_enabled; + } + } + + /* enable_power_gating_plane before dsc_pg_control because + * FORCEON = 1 with hw default value on bootup, resume from s3 + */ + if (hws->funcs.enable_power_gating_plane) + hws->funcs.enable_power_gating_plane(dc->hwseq, true); + + /* we want to turn off all dp displays before doing detection */ + dc->link_srv->blank_all_dp_displays(dc); + + /* If taking control over from VBIOS, we may want to optimize our first + * mode set, so we need to skip powering down pipes until we know which + * pipes we want to use. + * Otherwise, if taking control is not possible, we need to power + * everything down. + */ + if (dcb->funcs->is_accelerated_mode(dcb) || !dc->config.seamless_boot_edp_requested) { + /* Disable boot optimizations means power down everything including PHY, DIG, + * and OTG (i.e. the boot is not optimized because we do a full power down). + */ + if (dc->hwss.enable_accelerated_mode && dc->debug.disable_boot_optimizations) + dc->hwss.enable_accelerated_mode(dc, dc->current_state); + else + hws->funcs.init_pipes(dc, dc->current_state); + + if (dc->res_pool->hubbub->funcs->allow_self_refresh_control) + dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub, + !dc->res_pool->hubbub->ctx->dc->debug.disable_stutter); + + dcn32_initialize_min_clocks(dc); + + /* On HW init, allow idle optimizations after pipes have been turned off. + * + * In certain D3 cases (i.e. BOCO / BOMACO) it's possible that hardware state + * is reset (i.e. not in idle at the time hw init is called), but software state + * still has idle_optimizations = true, so we must disable idle optimizations first + * (i.e. set false), then re-enable (set true). + */ + dc_allow_idle_optimizations(dc, false); + dc_allow_idle_optimizations(dc, true); + } + + /* In headless boot cases, DIG may be turned + * on which causes HW/SW discrepancies. + * To avoid this, power down hardware on boot + * if DIG is turned on and seamless boot not enabled + */ + if (!dc->config.seamless_boot_edp_requested) { + struct dc_link *edp_links[MAX_NUM_EDP]; + struct dc_link *edp_link; + + dc_get_edp_links(dc, edp_links, &edp_num); + if (edp_num) { + for (i = 0; i < edp_num; i++) { + edp_link = edp_links[i]; + if (edp_link->link_enc->funcs->is_dig_enabled && + edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) && + dc->hwss.edp_backlight_control && + dc->hwss.power_down && + dc->hwss.edp_power_control) { + dc->hwss.edp_backlight_control(edp_link, false); + dc->hwss.power_down(dc); + dc->hwss.edp_power_control(edp_link, false); + } + } + } else { + for (i = 0; i < dc->link_count; i++) { + struct dc_link *link = dc->links[i]; + + if (link->link_enc->funcs->is_dig_enabled && + link->link_enc->funcs->is_dig_enabled(link->link_enc) && + dc->hwss.power_down) { + dc->hwss.power_down(dc); + break; + } + + } + } + } + + for (i = 0; i < res_pool->audio_count; i++) { + struct audio *audio = res_pool->audios[i]; + + audio->funcs->hw_init(audio); + } + + for (i = 0; i < dc->link_count; i++) { + struct dc_link *link = dc->links[i]; + + if (link->panel_cntl) + backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl); + } + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + if (abms[i] != NULL && abms[i]->funcs != NULL) + abms[i]->funcs->abm_init(abms[i], backlight); + } + + /* power AFMT HDMI memory TODO: may move to dis/en output save power*/ + REG_WRITE(DIO_MEM_PWR_CTRL, 0); + + if (!dc->debug.disable_clock_gate) { + /* enable all DCN clock gating */ + REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); + + REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); + + REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); + } + + if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks) + dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub); + + if (dc->clk_mgr->funcs->notify_wm_ranges) + dc->clk_mgr->funcs->notify_wm_ranges(dc->clk_mgr); + + if (dc->clk_mgr->funcs->set_hard_max_memclk && !dc->clk_mgr->dc_mode_softmax_enabled) + dc->clk_mgr->funcs->set_hard_max_memclk(dc->clk_mgr); + + if (dc->res_pool->hubbub->funcs->force_pstate_change_control) + dc->res_pool->hubbub->funcs->force_pstate_change_control( + dc->res_pool->hubbub, false, false); + + if (dc->res_pool->hubbub->funcs->init_crb) + dc->res_pool->hubbub->funcs->init_crb(dc->res_pool->hubbub); + + if (dc->res_pool->hubbub->funcs->set_request_limit && dc->config.sdpif_request_limit_words_per_umc > 0) + dc->res_pool->hubbub->funcs->set_request_limit(dc->res_pool->hubbub, dc->ctx->dc_bios->vram_info.num_chans, dc->config.sdpif_request_limit_words_per_umc); + + // Get DMCUB capabilities + if (dc->ctx->dmub_srv) { + dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv); + dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr; + dc->caps.dmub_caps.subvp_psr = dc->ctx->dmub_srv->dmub->feature_caps.subvp_psr_support; + dc->caps.dmub_caps.gecc_enable = dc->ctx->dmub_srv->dmub->feature_caps.gecc_enable; + dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch; + } +} + +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 dcn32_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); + } + } +} + +unsigned int dcn32_calculate_dccg_k1_k2_values(struct pipe_ctx *pipe_ctx, unsigned int *k1_div, unsigned int *k2_div) +{ + struct dc_stream_state *stream = pipe_ctx->stream; + unsigned int odm_combine_factor = 0; + bool two_pix_per_container = false; + + two_pix_per_container = optc2_is_two_pixels_per_containter(&stream->timing); + odm_combine_factor = get_odm_config(pipe_ctx, NULL); + + if (stream->ctx->dc->link_srv->dp_is_128b_132b_signal(pipe_ctx)) { + *k1_div = PIXEL_RATE_DIV_BY_1; + *k2_div = PIXEL_RATE_DIV_BY_1; + } else if (dc_is_hdmi_tmds_signal(stream->signal) || dc_is_dvi_signal(stream->signal)) { + *k1_div = PIXEL_RATE_DIV_BY_1; + if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) + *k2_div = PIXEL_RATE_DIV_BY_2; + else + *k2_div = PIXEL_RATE_DIV_BY_4; + } else if (dc_is_dp_signal(stream->signal) || dc_is_virtual_signal(stream->signal)) { + if (two_pix_per_container) { + *k1_div = PIXEL_RATE_DIV_BY_1; + *k2_div = PIXEL_RATE_DIV_BY_2; + } else { + *k1_div = PIXEL_RATE_DIV_BY_1; + *k2_div = PIXEL_RATE_DIV_BY_4; + if ((odm_combine_factor == 2) || dcn32_is_dp_dig_pixel_rate_div_policy(pipe_ctx)) + *k2_div = PIXEL_RATE_DIV_BY_2; + } + } + + if ((*k1_div == PIXEL_RATE_DIV_NA) && (*k2_div == PIXEL_RATE_DIV_NA)) + ASSERT(false); + + return odm_combine_factor; +} + +void dcn32_set_pixels_per_cycle(struct pipe_ctx *pipe_ctx) +{ + uint32_t pix_per_cycle = 1; + uint32_t odm_combine_factor = 1; + + if (!pipe_ctx || !pipe_ctx->stream || !pipe_ctx->stream_res.stream_enc) + return; + + odm_combine_factor = get_odm_config(pipe_ctx, NULL); + if (optc2_is_two_pixels_per_containter(&pipe_ctx->stream->timing) || odm_combine_factor > 1 + || dcn32_is_dp_dig_pixel_rate_div_policy(pipe_ctx)) + pix_per_cycle = 2; + + if (pipe_ctx->stream_res.stream_enc->funcs->set_input_mode) + pipe_ctx->stream_res.stream_enc->funcs->set_input_mode(pipe_ctx->stream_res.stream_enc, + pix_per_cycle); +} + +void dcn32_resync_fifo_dccg_dio(struct dce_hwseq *hws, struct dc *dc, struct dc_state *context) +{ + unsigned int i; + struct pipe_ctx *pipe = NULL; + bool otg_disabled[MAX_PIPES] = {false}; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe = &dc->current_state->res_ctx.pipe_ctx[i]; + + if (!resource_is_pipe_type(pipe, OTG_MASTER)) + continue; + + if ((pipe->stream->dpms_off || dc_is_virtual_signal(pipe->stream->signal)) + && pipe->stream->mall_stream_config.type != SUBVP_PHANTOM) { + pipe->stream_res.tg->funcs->disable_crtc(pipe->stream_res.tg); + reset_sync_context_for_pipe(dc, context, i); + otg_disabled[i] = true; + } + } + + hws->ctx->dc->res_pool->dccg->funcs->trigger_dio_fifo_resync(hws->ctx->dc->res_pool->dccg); + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + pipe = &dc->current_state->res_ctx.pipe_ctx[i]; + + if (otg_disabled[i]) + pipe->stream_res.tg->funcs->enable_crtc(pipe->stream_res.tg); + } +} + +void dcn32_unblank_stream(struct pipe_ctx *pipe_ctx, + struct dc_link_settings *link_settings) +{ + struct encoder_unblank_param params = {0}; + struct dc_stream_state *stream = pipe_ctx->stream; + struct dc_link *link = stream->link; + struct dce_hwseq *hws = link->dc->hwseq; + struct pipe_ctx *odm_pipe; + uint32_t pix_per_cycle = 1; + + params.opp_cnt = 1; + for (odm_pipe = pipe_ctx->next_odm_pipe; odm_pipe; odm_pipe = odm_pipe->next_odm_pipe) + params.opp_cnt++; + + /* only 3 items below are used by unblank */ + params.timing = pipe_ctx->stream->timing; + + params.link_settings.link_rate = link_settings->link_rate; + + if (link->dc->link_srv->dp_is_128b_132b_signal(pipe_ctx)) { + /* TODO - DP2.0 HW: Set ODM mode in dp hpo encoder here */ + pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->dp_unblank( + pipe_ctx->stream_res.hpo_dp_stream_enc, + pipe_ctx->stream_res.tg->inst); + } else if (dc_is_dp_signal(pipe_ctx->stream->signal)) { + if (optc2_is_two_pixels_per_containter(&stream->timing) || params.opp_cnt > 1 + || dcn32_is_dp_dig_pixel_rate_div_policy(pipe_ctx)) { + params.timing.pix_clk_100hz /= 2; + pix_per_cycle = 2; + } + pipe_ctx->stream_res.stream_enc->funcs->dp_set_odm_combine( + pipe_ctx->stream_res.stream_enc, pix_per_cycle > 1); + pipe_ctx->stream_res.stream_enc->funcs->dp_unblank(link, pipe_ctx->stream_res.stream_enc, ¶ms); + } + + if (link->local_sink && link->local_sink->sink_signal == SIGNAL_TYPE_EDP) + hws->funcs.edp_backlight_control(link, true); +} + +bool dcn32_is_dp_dig_pixel_rate_div_policy(struct pipe_ctx *pipe_ctx) +{ + struct dc *dc = pipe_ctx->stream->ctx->dc; + + if (!is_h_timing_divisible_by_2(pipe_ctx->stream)) + return false; + + if (dc_is_dp_signal(pipe_ctx->stream->signal) && !dc->link_srv->dp_is_128b_132b_signal(pipe_ctx) && + dc->debug.enable_dp_dig_pixel_rate_div_policy) + return true; + return false; +} + +static void apply_symclk_on_tx_off_wa(struct dc_link *link) +{ + /* There are use cases where SYMCLK is referenced by OTG. For instance + * for TMDS signal, OTG relies SYMCLK even if TX video output is off. + * However current link interface will power off PHY when disabling link + * output. This will turn off SYMCLK generated by PHY. The workaround is + * to identify such case where SYMCLK is still in use by OTG when we + * power off PHY. When this is detected, we will temporarily power PHY + * back on and move PHY's SYMCLK state to SYMCLK_ON_TX_OFF by calling + * program_pix_clk interface. When OTG is disabled, we will then power + * off PHY by calling disable link output again. + * + * In future dcn generations, we plan to rework transmitter control + * interface so that we could have an option to set SYMCLK ON TX OFF + * state in one step without this workaround + */ + + struct dc *dc = link->ctx->dc; + struct pipe_ctx *pipe_ctx = NULL; + uint8_t i; + + if (link->phy_state.symclk_ref_cnts.otg > 0) { + for (i = 0; i < MAX_PIPES; i++) { + pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i]; + if (resource_is_pipe_type(pipe_ctx, OPP_HEAD) && pipe_ctx->stream->link == link) { + pipe_ctx->clock_source->funcs->program_pix_clk( + pipe_ctx->clock_source, + &pipe_ctx->stream_res.pix_clk_params, + dc->link_srv->dp_get_encoding_format( + &pipe_ctx->link_config.dp_link_settings), + &pipe_ctx->pll_settings); + link->phy_state.symclk_state = SYMCLK_ON_TX_OFF; + break; + } + } + } +} + +void dcn32_disable_link_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal) +{ + struct dc *dc = link->ctx->dc; + const struct link_hwss *link_hwss = get_link_hwss(link, link_res); + struct dmcu *dmcu = dc->res_pool->dmcu; + + if (signal == SIGNAL_TYPE_EDP && + link->dc->hwss.edp_backlight_control) + link->dc->hwss.edp_backlight_control(link, false); + else if (dmcu != NULL && dmcu->funcs->lock_phy) + dmcu->funcs->lock_phy(dmcu); + + link_hwss->disable_link_output(link, link_res, signal); + link->phy_state.symclk_state = SYMCLK_OFF_TX_OFF; + + if (signal == SIGNAL_TYPE_EDP && + link->dc->hwss.edp_backlight_control) + link->dc->hwss.edp_power_control(link, false); + else if (dmcu != NULL && dmcu->funcs->lock_phy) + dmcu->funcs->unlock_phy(dmcu); + + dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY); + + apply_symclk_on_tx_off_wa(link); +} + +/* For SubVP the main pipe can have a viewport position change + * without a full update. In this case we must also update the + * viewport positions for the phantom pipe accordingly. + */ +void dcn32_update_phantom_vp_position(struct dc *dc, + struct dc_state *context, + struct pipe_ctx *phantom_pipe) +{ + uint32_t i; + struct dc_plane_state *phantom_plane = phantom_pipe->plane_state; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + + if (pipe->stream && pipe->stream->mall_stream_config.type == SUBVP_MAIN && + pipe->stream->mall_stream_config.paired_stream == phantom_pipe->stream) { + if (pipe->plane_state && pipe->plane_state->update_flags.bits.position_change) { + + phantom_plane->src_rect.x = pipe->plane_state->src_rect.x; + phantom_plane->src_rect.y = pipe->plane_state->src_rect.y; + phantom_plane->clip_rect.x = pipe->plane_state->clip_rect.x; + phantom_plane->dst_rect.x = pipe->plane_state->dst_rect.x; + phantom_plane->dst_rect.y = pipe->plane_state->dst_rect.y; + + phantom_pipe->plane_state->update_flags.bits.position_change = 1; + resource_build_scaling_params(phantom_pipe); + return; + } + } + } +} + +/* Treat the phantom pipe as if it needs to be fully enabled. + * If the pipe was previously in use but not phantom, it would + * have been disabled earlier in the sequence so we need to run + * the full enable sequence. + */ +void dcn32_apply_update_flags_for_phantom(struct pipe_ctx *phantom_pipe) +{ + phantom_pipe->update_flags.raw = 0; + if (phantom_pipe->stream && phantom_pipe->stream->mall_stream_config.type == SUBVP_PHANTOM) { + if (resource_is_pipe_type(phantom_pipe, DPP_PIPE)) { + phantom_pipe->update_flags.bits.enable = 1; + phantom_pipe->update_flags.bits.mpcc = 1; + phantom_pipe->update_flags.bits.dppclk = 1; + phantom_pipe->update_flags.bits.hubp_interdependent = 1; + phantom_pipe->update_flags.bits.hubp_rq_dlg_ttu = 1; + phantom_pipe->update_flags.bits.gamut_remap = 1; + phantom_pipe->update_flags.bits.scaler = 1; + phantom_pipe->update_flags.bits.viewport = 1; + phantom_pipe->update_flags.bits.det_size = 1; + if (resource_is_pipe_type(phantom_pipe, OTG_MASTER)) { + phantom_pipe->update_flags.bits.odm = 1; + phantom_pipe->update_flags.bits.global_sync = 1; + } + } + } +} + +bool dcn32_dsc_pg_status( + struct dce_hwseq *hws, + unsigned int dsc_inst) +{ + uint32_t pwr_status = 0; + + switch (dsc_inst) { + case 0: /* DSC0 */ + REG_GET(DOMAIN16_PG_STATUS, + DOMAIN_PGFSM_PWR_STATUS, &pwr_status); + break; + case 1: /* DSC1 */ + + REG_GET(DOMAIN17_PG_STATUS, + DOMAIN_PGFSM_PWR_STATUS, &pwr_status); + break; + case 2: /* DSC2 */ + REG_GET(DOMAIN18_PG_STATUS, + DOMAIN_PGFSM_PWR_STATUS, &pwr_status); + break; + case 3: /* DSC3 */ + REG_GET(DOMAIN19_PG_STATUS, + DOMAIN_PGFSM_PWR_STATUS, &pwr_status); + break; + default: + BREAK_TO_DEBUGGER(); + break; + } + + return pwr_status == 0; +} + +void dcn32_update_dsc_pg(struct dc *dc, + struct dc_state *context, + bool safe_to_disable) +{ + struct dce_hwseq *hws = dc->hwseq; + int i; + + for (i = 0; i < dc->res_pool->res_cap->num_dsc; i++) { + struct display_stream_compressor *dsc = dc->res_pool->dscs[i]; + bool is_dsc_ungated = hws->funcs.dsc_pg_status(hws, dsc->inst); + + if (context->res_ctx.is_dsc_acquired[i]) { + if (!is_dsc_ungated) { + hws->funcs.dsc_pg_control(hws, dsc->inst, true); + } + } else if (safe_to_disable) { + if (is_dsc_ungated) { + hws->funcs.dsc_pg_control(hws, dsc->inst, false); + } + } + } +} + +void dcn32_enable_phantom_streams(struct dc *dc, struct dc_state *context) +{ + unsigned int i; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + struct pipe_ctx *old_pipe = &dc->current_state->res_ctx.pipe_ctx[i]; + + /* If an active, non-phantom pipe is being transitioned into a phantom + * pipe, wait for the double buffer update to complete first before we do + * ANY phantom pipe programming. + */ + if (pipe->stream && pipe->stream->mall_stream_config.type == SUBVP_PHANTOM && + old_pipe->stream && old_pipe->stream->mall_stream_config.type != SUBVP_PHANTOM) { + old_pipe->stream_res.tg->funcs->wait_for_state( + old_pipe->stream_res.tg, + CRTC_STATE_VBLANK); + old_pipe->stream_res.tg->funcs->wait_for_state( + old_pipe->stream_res.tg, + CRTC_STATE_VACTIVE); + } + } + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *new_pipe = &context->res_ctx.pipe_ctx[i]; + + if (new_pipe->stream && new_pipe->stream->mall_stream_config.type == SUBVP_PHANTOM) { + // If old context or new context has phantom pipes, apply + // the phantom timings now. We can't change the phantom + // pipe configuration safely without driver acquiring + // the DMCUB lock first. + dc->hwss.apply_ctx_to_hw(dc, context); + break; + } + } +} + +/* Blank pixel data during initialization */ +void dcn32_init_blank( + struct dc *dc, + struct timing_generator *tg) +{ + struct dce_hwseq *hws = dc->hwseq; + enum dc_color_space color_space; + struct tg_color black_color = {0}; + struct output_pixel_processor *opp = NULL; + struct output_pixel_processor *bottom_opp = NULL; + uint32_t num_opps, opp_id_src0, opp_id_src1; + uint32_t otg_active_width, otg_active_height; + uint32_t i; + + /* program opp dpg blank color */ + color_space = COLOR_SPACE_SRGB; + color_space_to_black_color(dc, color_space, &black_color); + + /* get the OTG active size */ + tg->funcs->get_otg_active_size(tg, + &otg_active_width, + &otg_active_height); + + /* get the OPTC source */ + tg->funcs->get_optc_source(tg, &num_opps, &opp_id_src0, &opp_id_src1); + + if (opp_id_src0 >= dc->res_pool->res_cap->num_opp) { + ASSERT(false); + return; + } + + for (i = 0; i < dc->res_pool->res_cap->num_opp; i++) { + if (dc->res_pool->opps[i] != NULL && dc->res_pool->opps[i]->inst == opp_id_src0) { + opp = dc->res_pool->opps[i]; + break; + } + } + + if (num_opps == 2) { + otg_active_width = otg_active_width / 2; + + if (opp_id_src1 >= dc->res_pool->res_cap->num_opp) { + ASSERT(false); + return; + } + for (i = 0; i < dc->res_pool->res_cap->num_opp; i++) { + if (dc->res_pool->opps[i] != NULL && dc->res_pool->opps[i]->inst == opp_id_src1) { + bottom_opp = dc->res_pool->opps[i]; + break; + } + } + } + + if (opp && opp->funcs->opp_set_disp_pattern_generator) + opp->funcs->opp_set_disp_pattern_generator( + opp, + CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR, + CONTROLLER_DP_COLOR_SPACE_UDEFINED, + COLOR_DEPTH_UNDEFINED, + &black_color, + otg_active_width, + otg_active_height, + 0); + + if (num_opps == 2) { + if (bottom_opp && bottom_opp->funcs->opp_set_disp_pattern_generator) { + bottom_opp->funcs->opp_set_disp_pattern_generator( + bottom_opp, + CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR, + CONTROLLER_DP_COLOR_SPACE_UDEFINED, + COLOR_DEPTH_UNDEFINED, + &black_color, + otg_active_width, + otg_active_height, + 0); + hws->funcs.wait_for_blank_complete(bottom_opp); + } + } + + if (opp) + hws->funcs.wait_for_blank_complete(opp); +} + +void dcn32_blank_phantom(struct dc *dc, + struct timing_generator *tg, + int width, + int height) +{ + struct dce_hwseq *hws = dc->hwseq; + enum dc_color_space color_space; + struct tg_color black_color = {0}; + struct output_pixel_processor *opp = NULL; + uint32_t num_opps, opp_id_src0, opp_id_src1; + uint32_t otg_active_width, otg_active_height; + uint32_t i; + + /* program opp dpg blank color */ + color_space = COLOR_SPACE_SRGB; + color_space_to_black_color(dc, color_space, &black_color); + + otg_active_width = width; + otg_active_height = height; + + /* get the OPTC source */ + tg->funcs->get_optc_source(tg, &num_opps, &opp_id_src0, &opp_id_src1); + ASSERT(opp_id_src0 < dc->res_pool->res_cap->num_opp); + + for (i = 0; i < dc->res_pool->res_cap->num_opp; i++) { + if (dc->res_pool->opps[i] != NULL && dc->res_pool->opps[i]->inst == opp_id_src0) { + opp = dc->res_pool->opps[i]; + break; + } + } + + if (opp && opp->funcs->opp_set_disp_pattern_generator) + opp->funcs->opp_set_disp_pattern_generator( + opp, + CONTROLLER_DP_TEST_PATTERN_SOLID_COLOR, + CONTROLLER_DP_COLOR_SPACE_UDEFINED, + COLOR_DEPTH_UNDEFINED, + &black_color, + otg_active_width, + otg_active_height, + 0); + + if (tg->funcs->is_tg_enabled(tg)) + hws->funcs.wait_for_blank_complete(opp); +} + +bool dcn32_is_pipe_topology_transition_seamless(struct dc *dc, + const struct dc_state *cur_ctx, + const struct dc_state *new_ctx) +{ + int i; + const struct pipe_ctx *cur_pipe, *new_pipe; + bool is_seamless = true; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + cur_pipe = &cur_ctx->res_ctx.pipe_ctx[i]; + new_pipe = &new_ctx->res_ctx.pipe_ctx[i]; + + if (resource_is_pipe_type(cur_pipe, FREE_PIPE) || + resource_is_pipe_type(new_pipe, FREE_PIPE)) + /* adding or removing free pipes is always seamless */ + continue; + else if (resource_is_pipe_type(cur_pipe, OTG_MASTER)) { + if (resource_is_pipe_type(new_pipe, OTG_MASTER)) + if (cur_pipe->stream->stream_id == new_pipe->stream->stream_id) + /* OTG master with the same stream is seamless */ + continue; + } else if (resource_is_pipe_type(cur_pipe, OPP_HEAD)) { + if (resource_is_pipe_type(new_pipe, OPP_HEAD)) { + if (cur_pipe->stream_res.tg == new_pipe->stream_res.tg) + /* + * OPP heads sharing the same timing + * generator is seamless + */ + continue; + } + } else if (resource_is_pipe_type(cur_pipe, DPP_PIPE)) { + if (resource_is_pipe_type(new_pipe, DPP_PIPE)) { + if (cur_pipe->stream_res.opp == new_pipe->stream_res.opp) + /* + * DPP pipes sharing the same OPP head is + * seamless + */ + continue; + } + } + + /* + * This pipe's transition doesn't fall under any seamless + * conditions + */ + is_seamless = false; + break; + } + + return is_seamless; +} |