From e97cc04fe0fb33e489583dff79f6b1d6919fcc66 Mon Sep 17 00:00:00 2001 From: Josip Pavic Date: Wed, 15 Feb 2023 15:47:59 -0500 Subject: drm/amd/display: refactor dmub commands into single function [Why & How] Consolidate dmub access to a single interface. This makes it easier to add code in the future that needs to run every time a dmub command is requested (e.g. instrumentation, locking etc). Reviewed-by: Nicholas Kazlauskas Acked-by: Qingqing Zhuo Signed-off-by: Josip Pavic Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 4 +--- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c | 4 +--- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c | 4 +--- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c | 4 +--- 4 files changed, 4 insertions(+), 12 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index f9e2e0c3095e..3c743cd3d3f0 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -250,9 +250,7 @@ void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, cmd.notify_clocks.clocks.dispclk_khz = clk_mgr_base->clks.dispclk_khz; cmd.notify_clocks.clocks.dppclk_khz = clk_mgr_base->clks.dppclk_khz; - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } static int get_vco_frequency_from_reg(struct clk_mgr_internal *clk_mgr) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c index 5cb44f838bde..4d5cd59f6433 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c @@ -286,9 +286,7 @@ void dcn314_update_clocks(struct clk_mgr *clk_mgr_base, cmd.notify_clocks.clocks.dispclk_khz = clk_mgr_base->clks.dispclk_khz; cmd.notify_clocks.clocks.dppclk_khz = clk_mgr_base->clks.dppclk_khz; - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } static int get_vco_frequency_from_reg(struct clk_mgr_internal *clk_mgr) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c index b737cbc468f5..300c6a5872d0 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c @@ -234,9 +234,7 @@ static void dcn315_update_clocks(struct clk_mgr *clk_mgr_base, cmd.notify_clocks.clocks.dispclk_khz = clk_mgr_base->clks.dispclk_khz; cmd.notify_clocks.clocks.dppclk_khz = clk_mgr_base->clks.dppclk_khz; - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } static void dcn315_dump_clk_registers(struct clk_state_registers_and_bypass *regs_and_bypass, diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c index 93db4dbee713..538126cefd4d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c @@ -254,9 +254,7 @@ static void dcn316_update_clocks(struct clk_mgr *clk_mgr_base, cmd.notify_clocks.clocks.dispclk_khz = clk_mgr_base->clks.dispclk_khz; cmd.notify_clocks.clocks.dppclk_khz = clk_mgr_base->clks.dppclk_khz; - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } static void dcn316_dump_clk_registers(struct clk_state_registers_and_bypass *regs_and_bypass, -- cgit From cd8f067a46d34dee3188da184912ae3d64d98444 Mon Sep 17 00:00:00 2001 From: Wesley Chalmers Date: Wed, 10 Jun 2020 11:49:16 -0400 Subject: drm/amd/display: Add logging for display MALL refresh setting [WHY] Add log entry for when display refresh from MALL settings are sent to SMU. Fixes: 1664641ea946 ("drm/amd/display: Add logger for SMU msg") Signed-off-by: Wesley Chalmers Acked-by: Aurabindo Pillai Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr_smu_msg.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr_smu_msg.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr_smu_msg.c index 1fbf1c105dc1..bdbf18306698 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr_smu_msg.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr_smu_msg.c @@ -312,6 +312,9 @@ void dcn30_smu_set_display_refresh_from_mall(struct clk_mgr_internal *clk_mgr, b /* bits 8:7 for cache timer scale, bits 6:1 for cache timer delay, bit 0 = 1 for enable, = 0 for disable */ uint32_t param = (cache_timer_scale << 7) | (cache_timer_delay << 1) | (enable ? 1 : 0); + smu_print("SMU Set display refresh from mall: enable = %d, cache_timer_delay = %d, cache_timer_scale = %d\n", + enable, cache_timer_delay, cache_timer_scale); + dcn30_smu_send_msg_with_param(clk_mgr, DALSMC_MSG_SetDisplayRefreshFromMall, param, NULL); } -- cgit From 128c1ca0303fe764a4cde5f761e72810d9e40b6e Mon Sep 17 00:00:00 2001 From: Alvin Lee Date: Fri, 29 Apr 2022 20:41:10 -0400 Subject: drm/amd/display: Update DTBCLK for DCN32 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [Why&How] - Implement interface to program DTBCLK DTO’s according to reference DTBCLK returned by PMFW - This is required because DTO programming requires exact DTBCLK reference freq or it could result in underflow Acked-by: Aurabindo Pillai Signed-off-by: Alvin Lee Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index ea753f8fa175..2b8a81b6d53b 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -233,6 +233,32 @@ void dcn32_init_clocks(struct clk_mgr *clk_mgr_base) DC_FP_END(); } +static void dcn32_update_clocks_update_dtb_dto(struct clk_mgr_internal *clk_mgr, + struct dc_state *context, + int ref_dtbclk_khz) +{ + struct dccg *dccg = clk_mgr->dccg; + uint32_t tg_mask = 0; + int i; + + for (i = 0; i < clk_mgr->base.ctx->dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; + struct dtbclk_dto_params dto_params = {0}; + + /* use mask to program DTO once per tg */ + if (pipe_ctx->stream_res.tg && + !(tg_mask & (1 << pipe_ctx->stream_res.tg->inst))) { + tg_mask |= (1 << pipe_ctx->stream_res.tg->inst); + + dto_params.otg_inst = pipe_ctx->stream_res.tg->inst; + dto_params.ref_dtbclk_khz = ref_dtbclk_khz; + + dccg->funcs->set_dtbclk_dto(clk_mgr->dccg, &dto_params); + //dccg->funcs->set_audio_dtbclk_dto(clk_mgr->dccg, &dto_params); + } + } +} + /* Since DPPCLK request to PMFW needs to be exact (due to DPP DTO programming), * update DPPCLK to be the exact frequency that will be set after the DPPCLK * divider is updated. This will prevent rounding issues that could cause DPP @@ -570,6 +596,7 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, /* DCCG requires KHz precision for DTBCLK */ clk_mgr_base->clks.ref_dtbclk_khz = dcn32_smu_set_hard_min_by_freq(clk_mgr, PPCLK_DTBCLK, khz_to_mhz_ceil(new_clocks->ref_dtbclk_khz)); + dcn32_update_clocks_update_dtb_dto(clk_mgr, context, clk_mgr_base->clks.ref_dtbclk_khz); } if (dc->config.forced_clocks == false || (force_reset && safe_to_lower)) { -- cgit From 79b6e265d92092b49252f546e1a0f63ae8851f83 Mon Sep 17 00:00:00 2001 From: Aurabindo Pillai Date: Thu, 6 Apr 2023 12:28:59 -0400 Subject: drm/amd/display: Fixes for dcn32_clk_mgr implementation [Why&How] Fix CLK MGR early initialization and add logging. Fixes: 265280b99822 ("drm/amd/display: add CLKMGR changes for DCN32/321") Reviewed-by: Leo Li Reviewed-by: Qingqing Zhuo Signed-off-by: Aurabindo Pillai Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index 2b8a81b6d53b..eea103908b09 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -905,6 +905,8 @@ void dcn32_clk_mgr_construct( struct pp_smu_funcs *pp_smu, struct dccg *dccg) { + struct clk_log_info log_info = {0}; + clk_mgr->base.ctx = ctx; clk_mgr->base.funcs = &dcn32_funcs; if (ASICREV_IS_GC_11_0_2(clk_mgr->base.ctx->asic_id.hw_internal_rev)) { @@ -938,6 +940,7 @@ void dcn32_clk_mgr_construct( clk_mgr->base.clks.ref_dtbclk_khz = 268750; } + /* integer part is now VCO frequency in kHz */ clk_mgr->base.dentist_vco_freq_khz = dcn32_get_vco_frequency_from_reg(clk_mgr); @@ -945,6 +948,8 @@ void dcn32_clk_mgr_construct( if (clk_mgr->base.dentist_vco_freq_khz == 0) clk_mgr->base.dentist_vco_freq_khz = 4300000; /* Updated as per HW docs */ + dcn32_dump_clk_registers(&clk_mgr->base.boot_snapshot, &clk_mgr->base, &log_info); + if (ctx->dc->debug.disable_dtb_ref_clk_switch && clk_mgr->base.clks.ref_dtbclk_khz != clk_mgr->base.boot_snapshot.dtbclk) { clk_mgr->base.clks.ref_dtbclk_khz = clk_mgr->base.boot_snapshot.dtbclk; -- cgit From c8cefb99fc811304fff9590677994531ff0ac992 Mon Sep 17 00:00:00 2001 From: Alvin Lee Date: Wed, 12 Apr 2023 15:42:41 -0400 Subject: drm/amd/display: For no plane case set pstate support in validation - Previously update_clocks was overriding pstate support if it checked that there were no planes - However, P-State support should be determined in validation phase instead - This fixes an issue where a transition from FPO -> no planes expects UCLK MAX, but update_clocks was overriding to set UCLK to min Tested-by: Daniel Wheeler Reviewed-by: Jun Lei Acked-by: Rodrigo Siqueira Signed-off-by: Alvin Lee Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c | 4 +--- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 7 ++----- 2 files changed, 3 insertions(+), 8 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c index 694a9d3d92ae..3908e7cfd6cb 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c @@ -206,7 +206,6 @@ static void dcn3_update_clocks(struct clk_mgr *clk_mgr_base, bool force_reset = false; bool update_uclk = false; bool p_state_change_support; - int total_plane_count; if (dc->work_arounds.skip_clock_update || !clk_mgr->smu_present) return; @@ -247,8 +246,7 @@ static void dcn3_update_clocks(struct clk_mgr *clk_mgr_base, clk_mgr_base->clks.socclk_khz = new_clocks->socclk_khz; clk_mgr_base->clks.prev_p_state_change_support = clk_mgr_base->clks.p_state_change_support; - total_plane_count = clk_mgr_helper_get_active_plane_cnt(dc, context); - p_state_change_support = new_clocks->p_state_change_support || (total_plane_count == 0); + p_state_change_support = new_clocks->p_state_change_support; // invalidate the current P-State forced min in certain dc_mode_softmax situations if (dc->clk_mgr->dc_mode_softmax_enabled && safe_to_lower && !p_state_change_support) { diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index eea103908b09..85e963ec25ab 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -459,7 +459,6 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, bool update_uclk = false, update_fclk = false; bool p_state_change_support; bool fclk_p_state_change_support; - int total_plane_count; if (dc->work_arounds.skip_clock_update) return; @@ -488,8 +487,7 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, clk_mgr_base->clks.fclk_prev_p_state_change_support = clk_mgr_base->clks.fclk_p_state_change_support; - total_plane_count = clk_mgr_helper_get_active_plane_cnt(dc, context); - fclk_p_state_change_support = new_clocks->fclk_p_state_change_support || (total_plane_count == 0); + fclk_p_state_change_support = new_clocks->fclk_p_state_change_support; if (should_update_pstate_support(safe_to_lower, fclk_p_state_change_support, clk_mgr_base->clks.fclk_p_state_change_support)) { clk_mgr_base->clks.fclk_p_state_change_support = fclk_p_state_change_support; @@ -528,8 +526,7 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, dcn32_smu_send_cab_for_uclk_message(clk_mgr, clk_mgr_base->clks.num_ways); } - - p_state_change_support = new_clocks->p_state_change_support || (total_plane_count == 0); + p_state_change_support = new_clocks->p_state_change_support; if (should_update_pstate_support(safe_to_lower, p_state_change_support, clk_mgr_base->clks.p_state_change_support)) { clk_mgr_base->clks.p_state_change_support = p_state_change_support; -- cgit From 5a0510d58b635ed5bc2555ba1255cd2b34e033ee Mon Sep 17 00:00:00 2001 From: Mario Limonciello Date: Fri, 28 Apr 2023 16:42:03 -0500 Subject: drm/amd: Downgrade message about watermarks table after s0i3 to debug This message shows up on s0i3 resume for DCN31 and DCN314 platforms but it has been decided that this flow won't be changed and the message is expected behavior. Downgrade the message to debug. Signed-off-by: Mario Limonciello Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c | 2 +- drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_smu.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c index 0827c7df2855..32279c5db724 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_smu.c @@ -130,7 +130,7 @@ static int dcn31_smu_send_msg_with_param(struct clk_mgr_internal *clk_mgr, if (result == VBIOSSMC_Result_Failed) { if (msg_id == VBIOSSMC_MSG_TransferTableDram2Smu && param == TABLE_WATERMARKS) - DC_LOG_WARNING("Watermarks table not configured properly by SMU"); + DC_LOG_DEBUG("Watermarks table not configured properly by SMU"); else ASSERT(0); REG_WRITE(MP1_SMN_C2PMSG_91, VBIOSSMC_Result_OK); diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_smu.c index 0765334f0825..07baa10a8647 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_smu.c @@ -145,7 +145,7 @@ static int dcn314_smu_send_msg_with_param(struct clk_mgr_internal *clk_mgr, if (result == VBIOSSMC_Result_Failed) { if (msg_id == VBIOSSMC_MSG_TransferTableDram2Smu && param == TABLE_WATERMARKS) - DC_LOG_WARNING("Watermarks table not configured properly by SMU"); + DC_LOG_DEBUG("Watermarks table not configured properly by SMU"); else if (msg_id == VBIOSSMC_MSG_SetHardMinDcfclkByFreq || msg_id == VBIOSSMC_MSG_SetMinDeepSleepDcfclk) DC_LOG_WARNING("DCFCLK_DPM is not enabled by BIOS"); -- cgit From 1d8355ad922423c9f765a644ed04526a6273d9ee Mon Sep 17 00:00:00 2001 From: Alvin Lee Date: Tue, 2 May 2023 09:54:56 -0400 Subject: drm/amd/display: Only skip update for DCFCLK, UCLK, FCLK on overclock [Description] - Update clocks is skipped in the GPU overclock sequence - However, we still need to update DISPCLK, DPPCLK, and DTBCLK because the GPU overclock sequence could temporarily disable ODM 2:1 combine because we disable all planes in the sequence Reviewed-by: Jun Lei Acked-by: Aurabindo Pillai Signed-off-by: Alvin Lee Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 24 +++++++++++++--------- 1 file changed, 14 insertions(+), 10 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index 85e963ec25ab..1df623b298a9 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -460,9 +460,6 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, bool p_state_change_support; bool fclk_p_state_change_support; - if (dc->work_arounds.skip_clock_update) - return; - if (clk_mgr_base->clks.dispclk_khz == 0 || (dc->debug.force_clock_mode & 0x1)) { /* This is from resume or boot up, if forced_clock cfg option used, @@ -489,7 +486,8 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, fclk_p_state_change_support = new_clocks->fclk_p_state_change_support; - if (should_update_pstate_support(safe_to_lower, fclk_p_state_change_support, clk_mgr_base->clks.fclk_p_state_change_support)) { + if (should_update_pstate_support(safe_to_lower, fclk_p_state_change_support, clk_mgr_base->clks.fclk_p_state_change_support) && + !dc->work_arounds.clock_update_disable_mask.fclk) { clk_mgr_base->clks.fclk_p_state_change_support = fclk_p_state_change_support; /* To enable FCLK P-state switching, send FCLK_PSTATE_SUPPORTED message to PMFW */ @@ -503,12 +501,14 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, new_clocks->dcfclk_khz = (new_clocks->dcfclk_khz > (dc->debug.force_min_dcfclk_mhz * 1000)) ? new_clocks->dcfclk_khz : (dc->debug.force_min_dcfclk_mhz * 1000); - if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz)) { + if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz) && + !dc->work_arounds.clock_update_disable_mask.dcfclk) { clk_mgr_base->clks.dcfclk_khz = new_clocks->dcfclk_khz; dcn32_smu_set_hard_min_by_freq(clk_mgr, PPCLK_DCFCLK, khz_to_mhz_ceil(clk_mgr_base->clks.dcfclk_khz)); } - if (should_set_clock(safe_to_lower, new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz)) { + if (should_set_clock(safe_to_lower, new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz) && + !dc->work_arounds.clock_update_disable_mask.dcfclk_ds) { clk_mgr_base->clks.dcfclk_deep_sleep_khz = new_clocks->dcfclk_deep_sleep_khz; dcn30_smu_set_min_deep_sleep_dcef_clk(clk_mgr, khz_to_mhz_ceil(clk_mgr_base->clks.dcfclk_deep_sleep_khz)); } @@ -527,7 +527,8 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, } p_state_change_support = new_clocks->p_state_change_support; - if (should_update_pstate_support(safe_to_lower, p_state_change_support, clk_mgr_base->clks.p_state_change_support)) { + if (should_update_pstate_support(safe_to_lower, p_state_change_support, clk_mgr_base->clks.p_state_change_support) && + !dc->work_arounds.clock_update_disable_mask.uclk) { clk_mgr_base->clks.p_state_change_support = p_state_change_support; /* to disable P-State switching, set UCLK min = max */ @@ -541,20 +542,23 @@ static void dcn32_update_clocks(struct clk_mgr *clk_mgr_base, update_fclk = true; } - if (clk_mgr_base->ctx->dce_version != DCN_VERSION_3_21 && !clk_mgr_base->clks.fclk_p_state_change_support && update_fclk) { + if (clk_mgr_base->ctx->dce_version != DCN_VERSION_3_21 && !clk_mgr_base->clks.fclk_p_state_change_support && update_fclk && + !dc->work_arounds.clock_update_disable_mask.fclk) { /* Handle code for sending a message to PMFW that FCLK P-state change is not supported */ dcn32_smu_send_fclk_pstate_message(clk_mgr, FCLK_PSTATE_NOTSUPPORTED); } /* Always update saved value, even if new value not set due to P-State switching unsupported */ - if (should_set_clock(safe_to_lower, new_clocks->dramclk_khz, clk_mgr_base->clks.dramclk_khz)) { + if (should_set_clock(safe_to_lower, new_clocks->dramclk_khz, clk_mgr_base->clks.dramclk_khz) && + !dc->work_arounds.clock_update_disable_mask.uclk) { clk_mgr_base->clks.dramclk_khz = new_clocks->dramclk_khz; update_uclk = true; } /* set UCLK to requested value if P-State switching is supported, or to re-enable P-State switching */ if (clk_mgr_base->clks.p_state_change_support && - (update_uclk || !clk_mgr_base->clks.prev_p_state_change_support)) + (update_uclk || !clk_mgr_base->clks.prev_p_state_change_support) && + !dc->work_arounds.clock_update_disable_mask.uclk) dcn32_smu_set_hard_min_by_freq(clk_mgr, PPCLK_UCLK, khz_to_mhz_ceil(clk_mgr_base->clks.dramclk_khz)); if (clk_mgr_base->clks.num_ways != new_clocks->num_ways && -- cgit From 6812d74803740100a0c422b9bc1fda947af4da6a Mon Sep 17 00:00:00 2001 From: Nicholas Kazlauskas Date: Mon, 8 May 2023 16:08:37 -0400 Subject: drm/amd/display: Update SR watermarks for DCN314 [Why & How] Update parameters for SR watermarks for DCN314 Reviewed-by: Charlene Liu Acked-by: Tom Chung Signed-off-by: Nicholas Kazlauskas Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c index 4d5cd59f6433..2a0c696f5861 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c @@ -403,32 +403,32 @@ static struct wm_table lpddr5_wm_table = { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 16.5, - .sr_enter_plus_exit_time_us = 18.5, + .sr_exit_time_us = 30.0, + .sr_enter_plus_exit_time_us = 32.0, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 16.5, - .sr_enter_plus_exit_time_us = 18.5, + .sr_exit_time_us = 30.0, + .sr_enter_plus_exit_time_us = 32.0, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 16.5, - .sr_enter_plus_exit_time_us = 18.5, + .sr_exit_time_us = 30.0, + .sr_enter_plus_exit_time_us = 32.0, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 16.5, - .sr_enter_plus_exit_time_us = 18.5, + .sr_exit_time_us = 30.0, + .sr_enter_plus_exit_time_us = 32.0, .valid = true, }, } -- cgit From 25879d7b4986beba3f0d84762fe40d09fdc8b219 Mon Sep 17 00:00:00 2001 From: Qingqing Zhuo Date: Thu, 16 Mar 2023 09:05:58 -0400 Subject: drm/amd/display: Clean FPGA code in dc [Why] Drop dead code for Linux. [How] Remove all IS_FPGA_MAXIMUS_DC and IS_DIAG_DC Reviewed-by: Ariel Bernstein Acked-by: Tom Chung Signed-off-by: Qingqing Zhuo Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c | 20 +++--- .../dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c | 10 ++- .../amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c | 58 ++++++++--------- .../amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c | 22 +++---- .../drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 73 ++++++++++------------ .../dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c | 17 ++--- .../amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c | 32 ++++------ .../drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c | 50 ++++++--------- .../amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 38 +++++------ .../amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c | 38 +++++------ .../amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c | 38 +++++------ .../amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c | 49 ++++++--------- .../amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 1 - 13 files changed, 182 insertions(+), 264 deletions(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c index 934e6423dc1a..1f36ad8a7de4 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dce112/dce112_clk_mgr.c @@ -111,12 +111,10 @@ int dce112_set_clock(struct clk_mgr *clk_mgr_base, int requested_clk_khz) bp->funcs->set_dce_clock(bp, &dce_clk_params); - if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { - if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { - if (clk_mgr_dce->dfs_bypass_disp_clk != actual_clock) - dmcu->funcs->set_psr_wait_loop(dmcu, - actual_clock / 1000 / 7); - } + if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { + if (clk_mgr_dce->dfs_bypass_disp_clk != actual_clock) + dmcu->funcs->set_psr_wait_loop(dmcu, + actual_clock / 1000 / 7); } clk_mgr_dce->dfs_bypass_disp_clk = actual_clock; @@ -153,12 +151,10 @@ int dce112_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_clk_khz) clk_mgr->cur_min_clks_state = DM_PP_CLOCKS_STATE_NOMINAL; - if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { - if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { - if (clk_mgr->dfs_bypass_disp_clk != actual_clock) - dmcu->funcs->set_psr_wait_loop(dmcu, - actual_clock / 1000 / 7); - } + if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { + if (clk_mgr->dfs_bypass_disp_clk != actual_clock) + dmcu->funcs->set_psr_wait_loop(dmcu, + actual_clock / 1000 / 7); } clk_mgr->dfs_bypass_disp_clk = actual_clock; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c index 450eaead4f20..89b79dd39628 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr_vbios_smu.c @@ -135,12 +135,10 @@ int rv1_vbios_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_di VBIOSSMC_MSG_SetDispclkFreq, khz_to_mhz_ceil(requested_dispclk_khz)); - if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { - if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { - if (clk_mgr->dfs_bypass_disp_clk != actual_dispclk_set_mhz) - dmcu->funcs->set_psr_wait_loop(dmcu, - actual_dispclk_set_mhz / 7); - } + if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { + if (clk_mgr->dfs_bypass_disp_clk != actual_dispclk_set_mhz) + dmcu->funcs->set_psr_wait_loop(dmcu, + actual_dispclk_set_mhz / 7); } return actual_dispclk_set_mhz * 1000; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c index 650f3b4b562e..c435f7632e8e 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c @@ -531,6 +531,11 @@ void dcn20_clk_mgr_construct( struct pp_smu_funcs *pp_smu, struct dccg *dccg) { + int dprefclk_did; + int target_div; + uint32_t pll_req_reg; + struct fixed31_32 pll_req; + clk_mgr->base.ctx = ctx; clk_mgr->pp_smu = pp_smu; clk_mgr->base.funcs = &dcn2_funcs; @@ -547,42 +552,34 @@ void dcn20_clk_mgr_construct( clk_mgr->base.dprefclk_khz = 700000; // 700 MHz planned if VCO is 3.85 GHz, will be retrieved - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - dcn2_funcs.update_clocks = dcn2_update_clocks_fpga; - clk_mgr->base.dentist_vco_freq_khz = 3850000; + /* DFS Slice 2 should be used for DPREFCLK */ + dprefclk_did = REG_READ(CLK3_CLK2_DFS_CNTL); + /* Convert DPREFCLK DFS Slice DID to actual divider */ + target_div = dentist_get_divider_from_did(dprefclk_did); + /* get FbMult value */ + pll_req_reg = REG_READ(CLK3_CLK_PLL_REQ); - } else { - /* DFS Slice 2 should be used for DPREFCLK */ - int dprefclk_did = REG_READ(CLK3_CLK2_DFS_CNTL); - /* Convert DPREFCLK DFS Slice DID to actual divider*/ - int target_div = dentist_get_divider_from_did(dprefclk_did); - - /* get FbMult value */ - uint32_t pll_req_reg = REG_READ(CLK3_CLK_PLL_REQ); - struct fixed31_32 pll_req; - - /* set up a fixed-point number - * this works because the int part is on the right edge of the register - * and the frac part is on the left edge - */ + /* set up a fixed-point number + * this works because the int part is on the right edge of the register + * and the frac part is on the left edge + */ - pll_req = dc_fixpt_from_int(pll_req_reg & clk_mgr->clk_mgr_mask->FbMult_int); - pll_req.value |= pll_req_reg & clk_mgr->clk_mgr_mask->FbMult_frac; + pll_req = dc_fixpt_from_int(pll_req_reg & clk_mgr->clk_mgr_mask->FbMult_int); + pll_req.value |= pll_req_reg & clk_mgr->clk_mgr_mask->FbMult_frac; - /* multiply by REFCLK period */ - pll_req = dc_fixpt_mul_int(pll_req, 100000); + /* multiply by REFCLK period */ + pll_req = dc_fixpt_mul_int(pll_req, 100000); - /* integer part is now VCO frequency in kHz */ - clk_mgr->base.dentist_vco_freq_khz = dc_fixpt_floor(pll_req); + /* integer part is now VCO frequency in kHz */ + clk_mgr->base.dentist_vco_freq_khz = dc_fixpt_floor(pll_req); - /* in case we don't get a value from the register, use default */ - if (clk_mgr->base.dentist_vco_freq_khz == 0) - clk_mgr->base.dentist_vco_freq_khz = 3850000; + /* in case we don't get a value from the register, use default */ + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3850000; - /* Calculate the DPREFCLK in kHz.*/ - clk_mgr->base.dprefclk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR - * clk_mgr->base.dentist_vco_freq_khz) / target_div; - } + /* Calculate the DPREFCLK in kHz.*/ + clk_mgr->base.dprefclk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR + * clk_mgr->base.dentist_vco_freq_khz) / target_div; //Integrated_info table does not exist on dGPU projects so should not be referenced //anywhere in code for dGPUs. //Also there is no plan for now that DFS BYPASS will be used on NV10/12/14. @@ -590,4 +587,3 @@ void dcn20_clk_mgr_construct( dce_clock_read_ss_info(clk_mgr); } - diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c index 811720749faf..694fe4271b4d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn201/dcn201_clk_mgr.c @@ -190,23 +190,17 @@ void dcn201_clk_mgr_construct(struct dc_context *ctx, clk_mgr->dprefclk_ss_divider = 1000; clk_mgr->ss_on_dprefclk = false; - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - dcn201_funcs.update_clocks = dcn2_update_clocks_fpga; - clk_mgr->base.dprefclk_khz = 600000; - clk_mgr->base.dentist_vco_freq_khz = 3000000; - } else { - clk_mgr->base.dprefclk_khz = REG_READ(CLK4_CLK2_CURRENT_CNT); - clk_mgr->base.dprefclk_khz *= 100; + clk_mgr->base.dprefclk_khz = REG_READ(CLK4_CLK2_CURRENT_CNT); + clk_mgr->base.dprefclk_khz *= 100; - if (clk_mgr->base.dprefclk_khz == 0) - clk_mgr->base.dprefclk_khz = 600000; + if (clk_mgr->base.dprefclk_khz == 0) + clk_mgr->base.dprefclk_khz = 600000; - REG_GET(CLK4_CLK_PLL_REQ, FbMult_int, &clk_mgr->base.dentist_vco_freq_khz); - clk_mgr->base.dentist_vco_freq_khz *= 100000; + REG_GET(CLK4_CLK_PLL_REQ, FbMult_int, &clk_mgr->base.dentist_vco_freq_khz); + clk_mgr->base.dentist_vco_freq_khz *= 100000; - if (clk_mgr->base.dentist_vco_freq_khz == 0) - clk_mgr->base.dentist_vco_freq_khz = 3000000; - } + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3000000; if (!debug->disable_dfs_bypass && bp->integrated_info) if (bp->integrated_info->gpu_cap_info & DFS_BYPASS_ENABLE) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c index bd9fd0b54f46..0c6a4ab72b1d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c @@ -705,6 +705,7 @@ void rn_clk_mgr_construct( struct dpm_clocks clock_table = { 0 }; enum pp_smu_status status = 0; int is_green_sardine = 0; + struct clk_log_info log_info = {0}; #if defined(CONFIG_DRM_AMD_DC_FP) is_green_sardine = ASICREV_IS_GREEN_SARDINE(ctx->asic_id.hw_internal_rev); @@ -725,48 +726,41 @@ void rn_clk_mgr_construct( clk_mgr->smu_ver = rn_vbios_smu_get_smu_version(clk_mgr); - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - dcn21_funcs.update_clocks = dcn2_update_clocks_fpga; + clk_mgr->periodic_retraining_disabled = rn_vbios_smu_is_periodic_retraining_disabled(clk_mgr); + + /* SMU Version 55.51.0 and up no longer have an issue + * that needs to limit minimum dispclk */ + if (clk_mgr->smu_ver >= SMU_VER_55_51_0) + debug->min_disp_clk_khz = 0; + + /* TODO: Check we get what we expect during bringup */ + clk_mgr->base.dentist_vco_freq_khz = get_vco_frequency_from_reg(clk_mgr); + + /* in case we don't get a value from the register, use default */ + if (clk_mgr->base.dentist_vco_freq_khz == 0) clk_mgr->base.dentist_vco_freq_khz = 3600000; - } else { - struct clk_log_info log_info = {0}; - - clk_mgr->periodic_retraining_disabled = rn_vbios_smu_is_periodic_retraining_disabled(clk_mgr); - - /* SMU Version 55.51.0 and up no longer have an issue - * that needs to limit minimum dispclk */ - if (clk_mgr->smu_ver >= SMU_VER_55_51_0) - debug->min_disp_clk_khz = 0; - - /* TODO: Check we get what we expect during bringup */ - clk_mgr->base.dentist_vco_freq_khz = get_vco_frequency_from_reg(clk_mgr); - - /* in case we don't get a value from the register, use default */ - if (clk_mgr->base.dentist_vco_freq_khz == 0) - clk_mgr->base.dentist_vco_freq_khz = 3600000; - - if (ctx->dc_bios->integrated_info->memory_type == LpDdr4MemType) { - if (clk_mgr->periodic_retraining_disabled) { - rn_bw_params.wm_table = lpddr4_wm_table_with_disabled_ppt; - } else { - if (is_green_sardine) - rn_bw_params.wm_table = lpddr4_wm_table_gs; - else - rn_bw_params.wm_table = lpddr4_wm_table_rn; - } + + if (ctx->dc_bios->integrated_info->memory_type == LpDdr4MemType) { + if (clk_mgr->periodic_retraining_disabled) { + rn_bw_params.wm_table = lpddr4_wm_table_with_disabled_ppt; } else { if (is_green_sardine) - rn_bw_params.wm_table = ddr4_wm_table_gs; - else { - if (ctx->dc->config.is_single_rank_dimm) - rn_bw_params.wm_table = ddr4_1R_wm_table_rn; - else - rn_bw_params.wm_table = ddr4_wm_table_rn; - } + rn_bw_params.wm_table = lpddr4_wm_table_gs; + else + rn_bw_params.wm_table = lpddr4_wm_table_rn; + } + } else { + if (is_green_sardine) + rn_bw_params.wm_table = ddr4_wm_table_gs; + else { + if (ctx->dc->config.is_single_rank_dimm) + rn_bw_params.wm_table = ddr4_1R_wm_table_rn; + else + rn_bw_params.wm_table = ddr4_wm_table_rn; } - /* Saved clocks configured at boot for debug purposes */ - rn_dump_clk_registers(&clk_mgr->base.boot_snapshot, &clk_mgr->base, &log_info); } + /* Saved clocks configured at boot for debug purposes */ + rn_dump_clk_registers(&clk_mgr->base.boot_snapshot, &clk_mgr->base, &log_info); clk_mgr->base.dprefclk_khz = 600000; dce_clock_read_ss_info(clk_mgr); @@ -786,9 +780,8 @@ void rn_clk_mgr_construct( } } - if (!IS_FPGA_MAXIMUS_DC(ctx->dce_environment) && clk_mgr->smu_ver >= 0x00371500) { - /* enable powerfeatures when displaycount goes to 0 */ + /* enable powerfeatures when displaycount goes to 0 */ + if (clk_mgr->smu_ver >= 0x00371500) rn_vbios_smu_enable_48mhz_tmdp_refclk_pwrdwn(clk_mgr, !debug->disable_48mhz_pwrdwn); - } } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c index 27fbe906682f..8c9d45e5b13b 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c @@ -147,17 +147,14 @@ int rn_vbios_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dis VBIOSSMC_MSG_SetDispclkFreq, khz_to_mhz_ceil(requested_dispclk_khz)); - if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { - if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { - if (clk_mgr->dfs_bypass_disp_clk != actual_dispclk_set_mhz) - dmcu->funcs->set_psr_wait_loop(dmcu, - actual_dispclk_set_mhz / 7); - } + if (dmcu && dmcu->funcs->is_dmcu_initialized(dmcu)) { + if (clk_mgr->dfs_bypass_disp_clk != actual_dispclk_set_mhz) + dmcu->funcs->set_psr_wait_loop(dmcu, + actual_dispclk_set_mhz / 7); } // pmfw always set clock more than or equal requested clock - if (!IS_DIAG_DC(dc->ctx->dce_environment)) - ASSERT(actual_dispclk_set_mhz >= khz_to_mhz_ceil(requested_dispclk_khz)); + ASSERT(actual_dispclk_set_mhz >= khz_to_mhz_ceil(requested_dispclk_khz)); return actual_dispclk_set_mhz * 1000; } @@ -221,15 +218,13 @@ void rn_vbios_smu_set_phyclk(struct clk_mgr_internal *clk_mgr, int requested_phy int rn_vbios_smu_set_dppclk(struct clk_mgr_internal *clk_mgr, int requested_dpp_khz) { int actual_dppclk_set_mhz = -1; - struct dc *dc = clk_mgr->base.ctx->dc; actual_dppclk_set_mhz = rn_vbios_smu_send_msg_with_param( clk_mgr, VBIOSSMC_MSG_SetDppclkFreq, khz_to_mhz_ceil(requested_dpp_khz)); - if (!IS_DIAG_DC(dc->ctx->dce_environment)) - ASSERT(actual_dppclk_set_mhz >= khz_to_mhz_ceil(requested_dpp_khz)); + ASSERT(actual_dppclk_set_mhz >= khz_to_mhz_ceil(requested_dpp_khz)); return actual_dppclk_set_mhz * 1000; } diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c index 3908e7cfd6cb..3271c8c7905d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c @@ -521,6 +521,8 @@ void dcn3_clk_mgr_construct( struct pp_smu_funcs *pp_smu, struct dccg *dccg) { + struct clk_state_registers_and_bypass s = { 0 }; + clk_mgr->base.ctx = ctx; clk_mgr->base.funcs = &dcn3_funcs; clk_mgr->regs = &clk_mgr_regs; @@ -537,27 +539,19 @@ void dcn3_clk_mgr_construct( clk_mgr->base.dprefclk_khz = 730000; // 700 MHz planned if VCO is 3.85 GHz, will be retrieved - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - clk_mgr->base.funcs = &dcn3_fpga_funcs; - clk_mgr->base.dentist_vco_freq_khz = 3650000; - - } else { - struct clk_state_registers_and_bypass s = { 0 }; + /* integer part is now VCO frequency in kHz */ + clk_mgr->base.dentist_vco_freq_khz = dcn30_get_vco_frequency_from_reg(clk_mgr); - /* integer part is now VCO frequency in kHz */ - clk_mgr->base.dentist_vco_freq_khz = dcn30_get_vco_frequency_from_reg(clk_mgr); - - /* in case we don't get a value from the register, use default */ - if (clk_mgr->base.dentist_vco_freq_khz == 0) - clk_mgr->base.dentist_vco_freq_khz = 3650000; - /* Convert dprefclk units from MHz to KHz */ - /* Value already divided by 10, some resolution lost */ + /* in case we don't get a value from the register, use default */ + if (clk_mgr->base.dentist_vco_freq_khz == 0) + clk_mgr->base.dentist_vco_freq_khz = 3650000; + /* Convert dprefclk units from MHz to KHz */ + /* Value already divided by 10, some resolution lost */ - /*TODO: uncomment assert once dcn3_dump_clk_registers is implemented */ - //ASSERT(s.dprefclk != 0); - if (s.dprefclk != 0) - clk_mgr->base.dprefclk_khz = s.dprefclk * 1000; - } + /*TODO: uncomment assert once dcn3_dump_clk_registers is implemented */ + //ASSERT(s.dprefclk != 0); + if (s.dprefclk != 0) + clk_mgr->base.dprefclk_khz = s.dprefclk * 1000; clk_mgr->dfs_bypass_enabled = false; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c index 01383aac6b41..a5489fe6875f 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c @@ -117,7 +117,7 @@ static void vg_update_clocks(struct clk_mgr *clk_mgr_base, display_count = vg_get_active_display_cnt_wa(dc, context); /* if we can go lower, go lower */ - if (display_count == 0 && !IS_DIAG_DC(dc->ctx->dce_environment)) { + if (display_count == 0) { union display_idle_optimization_u idle_info = { 0 }; idle_info.idle_info.df_request_disabled = 1; @@ -151,10 +151,8 @@ static void vg_update_clocks(struct clk_mgr *clk_mgr_base, } // workaround: Limit dppclk to 100Mhz to avoid lower eDP panel switch to plus 4K monitor underflow. - if (!IS_DIAG_DC(dc->ctx->dce_environment)) { - if (new_clocks->dppclk_khz < 100000) - new_clocks->dppclk_khz = 100000; - } + if (new_clocks->dppclk_khz < 100000) + new_clocks->dppclk_khz = 100000; if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) @@ -664,6 +662,7 @@ void vg_clk_mgr_construct( struct dccg *dccg) { struct smu_dpm_clks smu_dpm_clks = { 0 }; + struct clk_log_info log_info = {0}; clk_mgr->base.base.ctx = ctx; clk_mgr->base.base.funcs = &vg_funcs; @@ -703,32 +702,25 @@ void vg_clk_mgr_construct( ASSERT(smu_dpm_clks.dpm_clks); - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - vg_funcs.update_clocks = dcn2_update_clocks_fpga; - clk_mgr->base.base.dentist_vco_freq_khz = 3600000; - } else { - struct clk_log_info log_info = {0}; + clk_mgr->base.smu_ver = dcn301_smu_get_smu_version(&clk_mgr->base); - clk_mgr->base.smu_ver = dcn301_smu_get_smu_version(&clk_mgr->base); + if (clk_mgr->base.smu_ver) + clk_mgr->base.smu_present = true; - if (clk_mgr->base.smu_ver) - clk_mgr->base.smu_present = true; + /* TODO: Check we get what we expect during bringup */ + clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); - /* TODO: Check we get what we expect during bringup */ - clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); - - /* in case we don't get a value from the register, use default */ - if (clk_mgr->base.base.dentist_vco_freq_khz == 0) - clk_mgr->base.base.dentist_vco_freq_khz = 3600000; + /* in case we don't get a value from the register, use default */ + if (clk_mgr->base.base.dentist_vco_freq_khz == 0) + clk_mgr->base.base.dentist_vco_freq_khz = 3600000; - if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { - vg_bw_params.wm_table = lpddr5_wm_table; - } else { - vg_bw_params.wm_table = ddr4_wm_table; - } - /* Saved clocks configured at boot for debug purposes */ - vg_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, &clk_mgr->base.base, &log_info); + if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { + vg_bw_params.wm_table = lpddr5_wm_table; + } else { + vg_bw_params.wm_table = ddr4_wm_table; } + /* Saved clocks configured at boot for debug purposes */ + vg_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, &clk_mgr->base.base, &log_info); clk_mgr->base.base.dprefclk_khz = 600000; dce_clock_read_ss_info(&clk_mgr->base); @@ -746,12 +738,6 @@ void vg_clk_mgr_construct( if (smu_dpm_clks.dpm_clks && smu_dpm_clks.mc_address.quad_part != 0) dm_helpers_free_gpu_mem(clk_mgr->base.base.ctx, DC_MEM_ALLOC_TYPE_FRAME_BUFFER, smu_dpm_clks.dpm_clks); -/* - if (!IS_FPGA_MAXIMUS_DC(ctx->dce_environment) && clk_mgr->base.smu_ver) { - enable powerfeatures when displaycount goes to 0 - dcn301_smu_enable_phy_refclk_pwrdwn(clk_mgr, !debug->disable_48mhz_pwrdwn); - } -*/ } void vg_clk_mgr_destroy(struct clk_mgr_internal *clk_mgr_int) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index 3c743cd3d3f0..7ccd96959256 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -205,10 +205,8 @@ void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, } // workaround: Limit dppclk to 100Mhz to avoid lower eDP panel switch to plus 4K monitor underflow. - if (!IS_DIAG_DC(dc->ctx->dce_environment)) { - if (new_clocks->dppclk_khz < 100000) - new_clocks->dppclk_khz = 100000; - } + if (new_clocks->dppclk_khz < 100000) + new_clocks->dppclk_khz = 100000; if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) @@ -672,6 +670,7 @@ void dcn31_clk_mgr_construct( struct dccg *dccg) { struct dcn31_smu_dpm_clks smu_dpm_clks = { 0 }; + struct clk_log_info log_info = {0}; clk_mgr->base.base.ctx = ctx; clk_mgr->base.base.funcs = &dcn31_funcs; @@ -711,29 +710,22 @@ void dcn31_clk_mgr_construct( ASSERT(smu_dpm_clks.dpm_clks); - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - clk_mgr->base.base.funcs = &dcn3_fpga_funcs; - } else { - struct clk_log_info log_info = {0}; - - clk_mgr->base.smu_ver = dcn31_smu_get_smu_version(&clk_mgr->base); + clk_mgr->base.smu_ver = dcn31_smu_get_smu_version(&clk_mgr->base); - if (clk_mgr->base.smu_ver) - clk_mgr->base.smu_present = true; + if (clk_mgr->base.smu_ver) + clk_mgr->base.smu_present = true; - /* TODO: Check we get what we expect during bringup */ - clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); - - if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { - dcn31_bw_params.wm_table = lpddr5_wm_table; - } else { - dcn31_bw_params.wm_table = ddr5_wm_table; - } - /* Saved clocks configured at boot for debug purposes */ - dcn31_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, - &clk_mgr->base.base, &log_info); + /* TODO: Check we get what we expect during bringup */ + clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); + if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { + dcn31_bw_params.wm_table = lpddr5_wm_table; + } else { + dcn31_bw_params.wm_table = ddr5_wm_table; } + /* Saved clocks configured at boot for debug purposes */ + dcn31_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, + &clk_mgr->base.base, &log_info); clk_mgr->base.base.dprefclk_khz = 600000; clk_mgr->base.base.clks.ref_dtbclk_khz = 600000; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c index 2a0c696f5861..2f7c8996b19d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c @@ -241,10 +241,8 @@ void dcn314_update_clocks(struct clk_mgr *clk_mgr_base, } // workaround: Limit dppclk to 100Mhz to avoid lower eDP panel switch to plus 4K monitor underflow. - if (!IS_DIAG_DC(dc->ctx->dce_environment)) { - if (new_clocks->dppclk_khz < 100000) - new_clocks->dppclk_khz = 100000; - } + if (new_clocks->dppclk_khz < 100000) + new_clocks->dppclk_khz = 100000; if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) @@ -724,6 +722,7 @@ void dcn314_clk_mgr_construct( struct dccg *dccg) { struct dcn314_smu_dpm_clks smu_dpm_clks = { 0 }; + struct clk_log_info log_info = {0}; clk_mgr->base.base.ctx = ctx; clk_mgr->base.base.funcs = &dcn314_funcs; @@ -763,29 +762,22 @@ void dcn314_clk_mgr_construct( ASSERT(smu_dpm_clks.dpm_clks); - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - clk_mgr->base.base.funcs = &dcn3_fpga_funcs; - } else { - struct clk_log_info log_info = {0}; - - clk_mgr->base.smu_ver = dcn314_smu_get_smu_version(&clk_mgr->base); + clk_mgr->base.smu_ver = dcn314_smu_get_smu_version(&clk_mgr->base); - if (clk_mgr->base.smu_ver) - clk_mgr->base.smu_present = true; + if (clk_mgr->base.smu_ver) + clk_mgr->base.smu_present = true; - /* TODO: Check we get what we expect during bringup */ - clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); + /* TODO: Check we get what we expect during bringup */ + clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); - if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) - dcn314_bw_params.wm_table = lpddr5_wm_table; - else - dcn314_bw_params.wm_table = ddr5_wm_table; + if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) + dcn314_bw_params.wm_table = lpddr5_wm_table; + else + dcn314_bw_params.wm_table = ddr5_wm_table; - /* Saved clocks configured at boot for debug purposes */ - dcn314_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, - &clk_mgr->base.base, &log_info); - - } + /* Saved clocks configured at boot for debug purposes */ + dcn314_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, + &clk_mgr->base.base, &log_info); clk_mgr->base.base.dprefclk_khz = 600000; clk_mgr->base.base.clks.ref_dtbclk_khz = 600000; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c index 300c6a5872d0..b2c4f97afc8b 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c @@ -184,12 +184,10 @@ static void dcn315_update_clocks(struct clk_mgr *clk_mgr_base, } // workaround: Limit dppclk to 100Mhz to avoid lower eDP panel switch to plus 4K monitor underflow. - if (!IS_DIAG_DC(dc->ctx->dce_environment)) { - if (new_clocks->dppclk_khz < MIN_DPP_DISP_CLK) - new_clocks->dppclk_khz = MIN_DPP_DISP_CLK; - if (new_clocks->dispclk_khz < MIN_DPP_DISP_CLK) - new_clocks->dispclk_khz = MIN_DPP_DISP_CLK; - } + if (new_clocks->dppclk_khz < MIN_DPP_DISP_CLK) + new_clocks->dppclk_khz = MIN_DPP_DISP_CLK; + if (new_clocks->dispclk_khz < MIN_DPP_DISP_CLK) + new_clocks->dispclk_khz = MIN_DPP_DISP_CLK; if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) @@ -600,6 +598,7 @@ void dcn315_clk_mgr_construct( struct dccg *dccg) { struct dcn315_smu_dpm_clks smu_dpm_clks = { 0 }; + struct clk_log_info log_info = {0}; clk_mgr->base.base.ctx = ctx; clk_mgr->base.base.funcs = &dcn315_funcs; @@ -639,26 +638,19 @@ void dcn315_clk_mgr_construct( ASSERT(smu_dpm_clks.dpm_clks); - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - clk_mgr->base.base.funcs = &dcn3_fpga_funcs; - } else { - struct clk_log_info log_info = {0}; - - clk_mgr->base.smu_ver = dcn315_smu_get_smu_version(&clk_mgr->base); + clk_mgr->base.smu_ver = dcn315_smu_get_smu_version(&clk_mgr->base); - if (clk_mgr->base.smu_ver > 0) - clk_mgr->base.smu_present = true; - - if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { - dcn315_bw_params.wm_table = lpddr5_wm_table; - } else { - dcn315_bw_params.wm_table = ddr5_wm_table; - } - /* Saved clocks configured at boot for debug purposes */ - dcn315_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, - &clk_mgr->base.base, &log_info); + if (clk_mgr->base.smu_ver > 0) + clk_mgr->base.smu_present = true; + if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { + dcn315_bw_params.wm_table = lpddr5_wm_table; + } else { + dcn315_bw_params.wm_table = ddr5_wm_table; } + /* Saved clocks configured at boot for debug purposes */ + dcn315_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, + &clk_mgr->base.base, &log_info); clk_mgr->base.base.dprefclk_khz = 600000; clk_mgr->base.base.dprefclk_khz = dcn315_smu_get_dpref_clk(&clk_mgr->base); diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c index 538126cefd4d..d7de756301cf 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c @@ -207,12 +207,10 @@ static void dcn316_update_clocks(struct clk_mgr *clk_mgr_base, } // workaround: Limit dppclk to 100Mhz to avoid lower eDP panel switch to plus 4K monitor underflow. - if (!IS_DIAG_DC(dc->ctx->dce_environment)) { - if (new_clocks->dppclk_khz < 100000) - new_clocks->dppclk_khz = 100000; - if (new_clocks->dispclk_khz < 100000) - new_clocks->dispclk_khz = 100000; - } + if (new_clocks->dppclk_khz < 100000) + new_clocks->dppclk_khz = 100000; + if (new_clocks->dispclk_khz < 100000) + new_clocks->dispclk_khz = 100000; if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) @@ -616,6 +614,7 @@ void dcn316_clk_mgr_construct( struct dccg *dccg) { struct dcn316_smu_dpm_clks smu_dpm_clks = { 0 }; + struct clk_log_info log_info = {0}; clk_mgr->base.base.ctx = ctx; clk_mgr->base.base.funcs = &dcn316_funcs; @@ -655,35 +654,27 @@ void dcn316_clk_mgr_construct( ASSERT(smu_dpm_clks.dpm_clks); - if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment)) { - clk_mgr->base.base.funcs = &dcn3_fpga_funcs; - clk_mgr->base.base.dentist_vco_freq_khz = 2500000; - } else { - struct clk_log_info log_info = {0}; - - clk_mgr->base.smu_ver = dcn316_smu_get_smu_version(&clk_mgr->base); + clk_mgr->base.smu_ver = dcn316_smu_get_smu_version(&clk_mgr->base); - if (clk_mgr->base.smu_ver > 0) - clk_mgr->base.smu_present = true; + if (clk_mgr->base.smu_ver > 0) + clk_mgr->base.smu_present = true; - // Skip this for now as it did not work on DCN315, renable during bring up - clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); + // Skip this for now as it did not work on DCN315, renable during bring up + clk_mgr->base.base.dentist_vco_freq_khz = get_vco_frequency_from_reg(&clk_mgr->base); - /* in case we don't get a value from the register, use default */ - if (clk_mgr->base.base.dentist_vco_freq_khz == 0) - clk_mgr->base.base.dentist_vco_freq_khz = 2500000; /* 2400MHz */ + /* in case we don't get a value from the register, use default */ + if (clk_mgr->base.base.dentist_vco_freq_khz == 0) + clk_mgr->base.base.dentist_vco_freq_khz = 2500000; /* 2400MHz */ - if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { - dcn316_bw_params.wm_table = lpddr5_wm_table; - } else { - dcn316_bw_params.wm_table = ddr4_wm_table; - } - /* Saved clocks configured at boot for debug purposes */ - dcn316_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, - &clk_mgr->base.base, &log_info); - + if (ctx->dc_bios->integrated_info->memory_type == LpDdr5MemType) { + dcn316_bw_params.wm_table = lpddr5_wm_table; + } else { + dcn316_bw_params.wm_table = ddr4_wm_table; } + /* Saved clocks configured at boot for debug purposes */ + dcn316_dump_clk_registers(&clk_mgr->base.base.boot_snapshot, + &clk_mgr->base.base, &log_info); clk_mgr->base.base.dprefclk_khz = 600000; clk_mgr->base.base.dprefclk_khz = dcn316_smu_get_dpref_clk(&clk_mgr->base); diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index 1df623b298a9..20bff6a346ba 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -941,7 +941,6 @@ void dcn32_clk_mgr_construct( clk_mgr->base.clks.ref_dtbclk_khz = 268750; } - /* integer part is now VCO frequency in kHz */ clk_mgr->base.dentist_vco_freq_khz = dcn32_get_vco_frequency_from_reg(clk_mgr); -- cgit From 3b718dcaf163d17fe907ea098c8449e0cd6bc271 Mon Sep 17 00:00:00 2001 From: Austin Zheng Date: Wed, 24 May 2023 11:52:12 -0400 Subject: drm/amd/display: Filter out AC mode frequencies on DC mode systems Why: Limit maximum clock speeds to DC mode limits for DC mode systems How: Store DC mode limits when individual clocks are initialized and cap the values when building the clock table Acked-by: Stylon Wang Signed-off-by: Austin Zheng Reviewed-by: Alvin Lee Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr') diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c index 20bff6a346ba..96fa68f166e0 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn32/dcn32_clk_mgr.c @@ -182,23 +182,32 @@ void dcn32_init_clocks(struct clk_mgr *clk_mgr_base) dcn32_init_single_clock(clk_mgr, PPCLK_DCFCLK, &clk_mgr_base->bw_params->clk_table.entries[0].dcfclk_mhz, &num_entries_per_clk->num_dcfclk_levels); + clk_mgr_base->bw_params->dc_mode_limit.dcfclk_mhz = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_DCFCLK); /* SOCCLK */ dcn32_init_single_clock(clk_mgr, PPCLK_SOCCLK, &clk_mgr_base->bw_params->clk_table.entries[0].socclk_mhz, &num_entries_per_clk->num_socclk_levels); + clk_mgr_base->bw_params->dc_mode_limit.socclk_mhz = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_SOCCLK); /* DTBCLK */ - if (!clk_mgr->base.ctx->dc->debug.disable_dtb_ref_clk_switch) + if (!clk_mgr->base.ctx->dc->debug.disable_dtb_ref_clk_switch) { dcn32_init_single_clock(clk_mgr, PPCLK_DTBCLK, &clk_mgr_base->bw_params->clk_table.entries[0].dtbclk_mhz, &num_entries_per_clk->num_dtbclk_levels); + clk_mgr_base->bw_params->dc_mode_limit.dtbclk_mhz = + dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_DTBCLK); + } /* DISPCLK */ dcn32_init_single_clock(clk_mgr, PPCLK_DISPCLK, &clk_mgr_base->bw_params->clk_table.entries[0].dispclk_mhz, &num_entries_per_clk->num_dispclk_levels); num_levels = num_entries_per_clk->num_dispclk_levels; + clk_mgr_base->bw_params->dc_mode_limit.dispclk_mhz = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_DISPCLK); + //HW recommends limit of 1950 MHz in display clock for all DCN3.2.x + if (clk_mgr_base->bw_params->dc_mode_limit.dispclk_mhz > 1950) + clk_mgr_base->bw_params->dc_mode_limit.dispclk_mhz = 1950; if (num_entries_per_clk->num_dcfclk_levels && num_entries_per_clk->num_dtbclk_levels && @@ -817,6 +826,7 @@ static void dcn32_get_memclk_states_from_smu(struct clk_mgr *clk_mgr_base) dcn32_init_single_clock(clk_mgr, PPCLK_UCLK, &clk_mgr_base->bw_params->clk_table.entries[0].memclk_mhz, &num_entries_per_clk->num_memclk_levels); + clk_mgr_base->bw_params->dc_mode_limit.memclk_mhz = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_UCLK); /* memclk must have at least one level */ num_entries_per_clk->num_memclk_levels = num_entries_per_clk->num_memclk_levels ? num_entries_per_clk->num_memclk_levels : 1; @@ -824,6 +834,7 @@ static void dcn32_get_memclk_states_from_smu(struct clk_mgr *clk_mgr_base) dcn32_init_single_clock(clk_mgr, PPCLK_FCLK, &clk_mgr_base->bw_params->clk_table.entries[0].fclk_mhz, &num_entries_per_clk->num_fclk_levels); + clk_mgr_base->bw_params->dc_mode_limit.fclk_mhz = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_FCLK); if (num_entries_per_clk->num_memclk_levels >= num_entries_per_clk->num_fclk_levels) { num_levels = num_entries_per_clk->num_memclk_levels; -- cgit