diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2571-drm-amd-display-make-clk_mgr-call-enable_pme_wa.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2571-drm-amd-display-make-clk_mgr-call-enable_pme_wa.patch | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2571-drm-amd-display-make-clk_mgr-call-enable_pme_wa.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2571-drm-amd-display-make-clk_mgr-call-enable_pme_wa.patch new file mode 100644 index 00000000..2e86b91d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2571-drm-amd-display-make-clk_mgr-call-enable_pme_wa.patch @@ -0,0 +1,152 @@ +From 8652978547f741516ce388550030ba713faacc5d Mon Sep 17 00:00:00 2001 +From: Su Sung Chung <Su.Chung@amd.com> +Date: Thu, 30 May 2019 14:59:03 -0400 +Subject: [PATCH 2571/2940] drm/amd/display: make clk_mgr call enable_pme_wa + +[why] +Before for raven and navi we are calling pp_smu functions for pme + +[how] +refactor a code so we will call clk_mgr's enable_pme_wa function so we +can use pme_wa for future asics. This way we don't need to worry about +different ASIC since clk_mgr already have that information + +Signed-off-by: Su Sung Chung <Su.Chung@amd.com> +Reviewed-by: Eric Yang <eric.yang2@amd.com> +Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../display/dc/clk_mgr/dcn10/rv1_clk_mgr.c | 14 +++++++++ + .../display/dc/clk_mgr/dcn20/dcn20_clk_mgr.c | 16 +++++++++- + .../display/dc/dce110/dce110_hw_sequencer.c | 29 ++++--------------- + 3 files changed, 35 insertions(+), 24 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c +index a8e175cb0fe2..ed53b483f838 100644 +--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c ++++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn10/rv1_clk_mgr.c +@@ -220,9 +220,23 @@ static void rv1_update_clocks(struct clk_mgr *clk_mgr_base, + } + } + ++static void rv1_enable_pme_wa(struct clk_mgr *clk_mgr_base) ++{ ++ struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); ++ struct pp_smu_funcs_rv *pp_smu = NULL; ++ ++ if (clk_mgr->pp_smu) { ++ pp_smu = &clk_mgr->pp_smu->rv_funcs; ++ ++ if (pp_smu->set_pme_wa_enable) ++ pp_smu->set_pme_wa_enable(&pp_smu->pp_smu); ++ } ++} ++ + static struct clk_mgr_funcs rv1_clk_funcs = { + .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, + .update_clocks = rv1_update_clocks, ++ .enable_pme_wa = rv1_enable_pme_wa, + }; + + static struct clk_mgr_internal_funcs rv1_clk_internal_funcs = { +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 df59cb7597a5..08a774fc7b67 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 +@@ -303,10 +303,24 @@ void dcn2_init_clocks(struct clk_mgr *clk_mgr) + memset(&(clk_mgr->clks), 0, sizeof(struct dc_clocks)); + } + ++void dcn2_enable_pme_wa(struct clk_mgr *clk_mgr_base) ++{ ++ struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); ++ struct pp_smu_funcs_nv *pp_smu = NULL; ++ ++ if (clk_mgr->pp_smu) { ++ pp_smu = &clk_mgr->pp_smu->nv_funcs; ++ ++ if (pp_smu->set_pme_wa_enable) ++ pp_smu->set_pme_wa_enable(&pp_smu->pp_smu); ++ } ++} ++ + static struct clk_mgr_funcs dcn2_funcs = { + .get_dp_ref_clk_frequency = dce12_get_dp_ref_freq_khz, + .update_clocks = dcn2_update_clocks, +- .init_clocks = dcn2_init_clocks ++ .init_clocks = dcn2_init_clocks, ++ .enable_pme_wa = dcn2_enable_pme_wa + }; + + +diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +index edda426e32b4..940e74b7d2c6 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +@@ -958,30 +958,12 @@ void hwss_edp_backlight_control( + edp_receiver_ready_T9(link); + } + +-// Static helper function which calls the correct function +-// based on pp_smu version +-static void set_pme_wa_enable_by_version(struct dc *dc) +-{ +- struct pp_smu_funcs *pp_smu = NULL; +- +- if (dc->res_pool->pp_smu) +- pp_smu = dc->res_pool->pp_smu; +- +- if (pp_smu) { +- if (pp_smu->ctx.ver == PP_SMU_VER_RV && pp_smu->rv_funcs.set_pme_wa_enable) +- pp_smu->rv_funcs.set_pme_wa_enable(&(pp_smu->rv_funcs.pp_smu)); +-#ifdef CONFIG_DRM_AMD_DC_DCN2_0 +- else if (pp_smu->ctx.ver == PP_SMU_VER_NV && pp_smu->nv_funcs.set_pme_wa_enable) +- pp_smu->nv_funcs.set_pme_wa_enable(&(pp_smu->nv_funcs.pp_smu)); +-#endif +- } +-} +- + void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx) + { + /* notify audio driver for audio modes of monitor */ + struct dc *core_dc = pipe_ctx->stream->ctx->dc; + struct pp_smu_funcs *pp_smu = NULL; ++ struct clk_mgr *clk_mgr = core_dc->clk_mgr; + unsigned int i, num_audio = 1; + + if (pipe_ctx->stream_res.audio && pipe_ctx->stream_res.audio->enabled == true) +@@ -999,9 +981,9 @@ void dce110_enable_audio_stream(struct pipe_ctx *pipe_ctx) + + pipe_ctx->stream_res.audio->funcs->az_enable(pipe_ctx->stream_res.audio); + +- if (num_audio >= 1 && pp_smu != NULL) ++ if (num_audio >= 1 && clk_mgr->funcs->enable_pme_wa) + /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/ +- set_pme_wa_enable_by_version(core_dc); ++ clk_mgr->funcs->enable_pme_wa(clk_mgr); + /* un-mute audio */ + /* TODO: audio should be per stream rather than per link */ + pipe_ctx->stream_res.stream_enc->funcs->audio_mute_control( +@@ -1015,6 +997,7 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx, int option) + { + struct dc *dc = pipe_ctx->stream->ctx->dc; + struct pp_smu_funcs *pp_smu = NULL; ++ struct clk_mgr *clk_mgr = dc->clk_mgr; + + if (pipe_ctx->stream_res.audio && pipe_ctx->stream_res.audio->enabled == false) + return; +@@ -1043,9 +1026,9 @@ void dce110_disable_audio_stream(struct pipe_ctx *pipe_ctx, int option) + update_audio_usage(&dc->current_state->res_ctx, dc->res_pool, pipe_ctx->stream_res.audio, false); + pipe_ctx->stream_res.audio = NULL; + } +- if (pp_smu != NULL) ++ if (clk_mgr->funcs->enable_pme_wa) + /*this is the first audio. apply the PME w/a in order to wake AZ from D3*/ +- set_pme_wa_enable_by_version(dc); ++ clk_mgr->funcs->enable_pme_wa(clk_mgr); + + /* TODO: notify audio driver for if audio modes list changed + * add audio mode list change flag */ +-- +2.17.1 + |