diff options
author | Alvin Lee <alvin.lee2@amd.com> | 2023-10-07 01:01:24 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2023-10-27 02:00:23 +0300 |
commit | f583db812bc9a97384303761932768e44d1d92a3 (patch) | |
tree | 3348e5e843947134a64087989c3c66282bcc033e /drivers/gpu/drm/amd/display/dc/hwss | |
parent | 79f3f1b66753b3a3a269d73676bf50987921f267 (diff) | |
download | linux-f583db812bc9a97384303761932768e44d1d92a3.tar.xz |
drm/amd/display: Update FAMS sequence for DCN30 & DCN32
Provide DCN32 specific sequence and update DCN30 sequence
Reviewed-by: Samson Tam <samson.tam@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/hwss')
3 files changed, 37 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c index 1c839e52bae5..d71faf2ecd41 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c @@ -993,11 +993,7 @@ void dcn30_set_disp_pattern_generator(const struct dc *dc, void dcn30_prepare_bandwidth(struct dc *dc, struct dc_state *context) { - bool p_state_change_support = context->bw_ctx.bw.dcn.clk.p_state_change_support; - /* Any transition into an FPO config should disable MCLK switching first to avoid - * driver and FW P-State synchronization issues. - */ - if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || dc->clk_mgr->clks.fw_based_mclk_switching) { + if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching && !dc->clk_mgr->clks.fw_based_mclk_switching) { dc->optimized_required = true; context->bw_ctx.bw.dcn.clk.p_state_change_support = false; } @@ -1008,20 +1004,9 @@ void dcn30_prepare_bandwidth(struct dc *dc, dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->clk_table.entries[dc->clk_mgr->bw_params->clk_table.num_entries - 1].memclk_mhz); dcn20_prepare_bandwidth(dc, context); - /* - * enabled -> enabled: do not disable - * enabled -> disabled: disable - * disabled -> enabled: don't care - * disabled -> disabled: don't care - */ - if (!context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) - dc_dmub_srv_p_state_delegate(dc, false, context); - if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || dc->clk_mgr->clks.fw_based_mclk_switching) { - /* After disabling P-State, restore the original value to ensure we get the correct P-State - * on the next optimize. */ - context->bw_ctx.bw.dcn.clk.p_state_change_support = p_state_change_support; - } + if (!dc->clk_mgr->clks.fw_based_mclk_switching) + dc_dmub_srv_p_state_delegate(dc, false, context); } void dcn30_set_static_screen_control(struct pipe_ctx **pipe_ctx, diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c index 2173d84e4953..e837554b8a28 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c @@ -50,6 +50,7 @@ #include "dce/dmub_hw_lock_mgr.h" #include "dcn32/dcn32_resource.h" #include "link.h" +#include "../dcn20/dcn20_hwseq.h" #define DC_LOGGER_INIT(logger) @@ -1677,3 +1678,33 @@ bool dcn32_is_pipe_topology_transition_seamless(struct dc *dc, return is_seamless; } + +void dcn32_prepare_bandwidth(struct dc *dc, + struct dc_state *context) +{ + bool p_state_change_support = context->bw_ctx.bw.dcn.clk.p_state_change_support; + /* Any transition into an FPO config should disable MCLK switching first to avoid + * driver and FW P-State synchronization issues. + */ + if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || dc->clk_mgr->clks.fw_based_mclk_switching) { + dc->optimized_required = true; + context->bw_ctx.bw.dcn.clk.p_state_change_support = false; + } + + if (dc->clk_mgr->dc_mode_softmax_enabled) + if (dc->clk_mgr->clks.dramclk_khz <= dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000 && + context->bw_ctx.bw.dcn.clk.dramclk_khz > dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000) + dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->clk_table.entries[dc->clk_mgr->bw_params->clk_table.num_entries - 1].memclk_mhz); + + dcn20_prepare_bandwidth(dc, context); + + if (!context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching) + dc_dmub_srv_p_state_delegate(dc, false, context); + + if (context->bw_ctx.bw.dcn.clk.fw_based_mclk_switching || dc->clk_mgr->clks.fw_based_mclk_switching) { + /* After disabling P-State, restore the original value to ensure we get the correct P-State + * on the next optimize. + */ + context->bw_ctx.bw.dcn.clk.p_state_change_support = p_state_change_support; + } +} diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h index 9992e40acd21..cecf7f0f5671 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.h @@ -124,4 +124,7 @@ bool dcn32_is_pipe_topology_transition_seamless(struct dc *dc, const struct dc_state *cur_ctx, const struct dc_state *new_ctx); +void dcn32_prepare_bandwidth(struct dc *dc, + struct dc_state *context); + #endif /* __DC_HWSS_DCN32_H__ */ |