diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2883-drm-amd-display-Integrating-MPC-pseudocode.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2883-drm-amd-display-Integrating-MPC-pseudocode.patch | 1304 |
1 files changed, 1304 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2883-drm-amd-display-Integrating-MPC-pseudocode.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2883-drm-amd-display-Integrating-MPC-pseudocode.patch new file mode 100644 index 00000000..e59f873d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2883-drm-amd-display-Integrating-MPC-pseudocode.patch @@ -0,0 +1,1304 @@ +From e17072b670dff547ec1638a5ca2cac3d33592f2a Mon Sep 17 00:00:00 2001 +From: Eric Bernstein <eric.bernstein@amd.com> +Date: Mon, 6 Nov 2017 16:38:55 -0500 +Subject: [PATCH 2883/4131] drm/amd/display: Integrating MPC pseudocode + +Integrating MPC pseudocode to support new blending cases +with secondary MPCC list. +This includes a design change to MPC data structures and +interfaces. + +Signed-off-by: Eric Bernstein <eric.bernstein@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 2 - + .../drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 144 +++--- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c | 535 ++++++++++++--------- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.h | 93 +++- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c | 9 +- + drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h | 164 ++++++- + drivers/gpu/drm/amd/display/dc/inc/hw/opp.h | 3 +- + 7 files changed, 594 insertions(+), 356 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h +index 587c0bb..03029f7 100644 +--- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h ++++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h +@@ -579,8 +579,6 @@ enum dc_timing_standard { + TIMING_STANDARD_MAX + }; + +- +- + enum dc_color_depth { + COLOR_DEPTH_UNDEFINED, + COLOR_DEPTH_666, +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +index 8e2ddbc..3abd6d9 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +@@ -573,28 +573,25 @@ static void plane_atomic_disconnect(struct dc *dc, struct pipe_ctx *pipe_ctx) + int fe_idx = pipe_ctx->pipe_idx; + struct hubp *hubp = dc->res_pool->hubps[fe_idx]; + struct mpc *mpc = dc->res_pool->mpc; +- int opp_id, z_idx; +- int mpcc_id = -1; ++ int opp_id; ++ struct mpc_tree *mpc_tree_params; ++ struct mpcc *mpcc_to_remove = NULL; + + /* look at tree rather than mi here to know if we already reset */ + for (opp_id = 0; opp_id < dc->res_pool->pipe_count; opp_id++) { + struct output_pixel_processor *opp = dc->res_pool->opps[opp_id]; + +- for (z_idx = 0; z_idx < opp->mpc_tree.num_pipes; z_idx++) { +- if (opp->mpc_tree.dpp[z_idx] == fe_idx) { +- mpcc_id = opp->mpc_tree.mpcc[z_idx]; +- break; +- } +- } +- if (mpcc_id != -1) ++ mpc_tree_params = &(opp->mpc_tree_params); ++ mpcc_to_remove = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, fe_idx); ++ if (mpcc_to_remove != NULL) + break; + } ++ + /*Already reset*/ + if (opp_id == dc->res_pool->pipe_count) + return; + +- mpc->funcs->remove(mpc, &(dc->res_pool->opps[opp_id]->mpc_tree), +- dc->res_pool->opps[opp_id]->inst, fe_idx); ++ mpc->funcs->remove_mpcc(mpc, mpc_tree_params, mpcc_to_remove); + + if (hubp->funcs->hubp_disconnect) + hubp->funcs->hubp_disconnect(hubp); +@@ -652,7 +649,7 @@ static void plane_atomic_disable(struct dc *dc, struct pipe_ctx *pipe_ctx) + REG_UPDATE(DPP_CONTROL[fe_idx], + DPP_CLOCK_ENABLE, 0); + +- if (opp_id != 0xf && dc->res_pool->opps[opp_id]->mpc_tree.num_pipes == 0) ++ if (opp_id != 0xf && dc->res_pool->opps[opp_id]->mpc_tree_params.opp_list == NULL) + REG_UPDATE(OPP_PIPE_CONTROL[opp_id], + OPP_PIPE_CLOCK_EN, 0); + +@@ -677,7 +674,7 @@ static void dcn10_disable_plane(struct dc *dc, struct pipe_ctx *pipe_ctx) + + static void dcn10_init_hw(struct dc *dc) + { +- int i; ++ int i, opp_id; + struct abm *abm = dc->res_pool->abm; + struct dmcu *dmcu = dc->res_pool->dmcu; + struct dce_hwseq *hws = dc->hwseq; +@@ -740,17 +737,19 @@ static void dcn10_init_hw(struct dc *dc) + } + } + ++ /* Initialize MPC tree based on HW values */ ++ for (opp_id = 0; opp_id < dc->res_pool->pipe_count; opp_id++) { ++ struct output_pixel_processor *opp = dc->res_pool->opps[opp_id]; ++ struct mpc_tree *mpc_tree_params = &(opp->mpc_tree_params); ++ ++ dc->res_pool->mpc->funcs->init_mpcc_list_from_hw(dc->res_pool->mpc, mpc_tree_params); ++ } ++ + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct timing_generator *tg = dc->res_pool->timing_generators[i]; + struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; +- struct output_pixel_processor *opp = dc->res_pool->opps[i]; +- struct mpc_tree_cfg *mpc_tree = &opp->mpc_tree; + struct hubp *hubp = dc->res_pool->hubps[i]; + +- mpc_tree->dpp[0] = i; +- mpc_tree->mpcc[0] = i; +- mpc_tree->num_pipes = 1; +- + pipe_ctx->stream_res.tg = tg; + pipe_ctx->pipe_idx = i; + +@@ -1694,38 +1693,6 @@ static void program_csc_matrix(struct pipe_ctx *pipe_ctx, + } + } + +-static void set_mpc_output_csc(struct dc *dc, +- struct pipe_ctx *pipe_ctx, +- enum dc_color_space colorspace, +- uint16_t *matrix, +- int opp_id) +-{ +- struct mpc *mpc = dc->res_pool->mpc; +- int i; +- struct out_csc_color_matrix tbl_entry; +- enum mpc_output_csc_mode ocsc_mode = MPC_OUTPUT_CSC_COEF_A; +- +- +- if (pipe_ctx->stream->csc_color_matrix.enable_adjustment == true) { +- //uint16_t matrix[12]; +- for (i = 0; i < 12; i++) +- tbl_entry.regval[i] = matrix[i]; +- tbl_entry.color_space = colorspace; +- +- if (mpc->funcs->set_output_csc != NULL) +- mpc->funcs->set_output_csc(mpc, +- opp_id, +- &tbl_entry, +- ocsc_mode); +- } else { +- if (mpc->funcs->set_ocsc_default != NULL) +- mpc->funcs->set_ocsc_default(mpc, +- opp_id, +- colorspace, +- ocsc_mode); +- } +-} +- + static void program_output_csc(struct dc *dc, + struct pipe_ctx *pipe_ctx, + enum dc_color_space colorspace, +@@ -1736,13 +1703,6 @@ static void program_output_csc(struct dc *dc, + program_csc_matrix(pipe_ctx, + colorspace, + matrix); +- else +- set_mpc_output_csc(dc, +- pipe_ctx, +- colorspace, +- matrix, +- opp_id); +- + } + + static bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx) +@@ -1914,35 +1874,73 @@ static void update_dpp(struct dpp *dpp, struct dc_plane_state *plane_state) + + static void update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) + { +- struct mpcc_cfg mpcc_cfg = {0}; + struct hubp *hubp = pipe_ctx->plane_res.hubp; +- struct pipe_ctx *top_pipe; +- bool per_pixel_alpha = +- pipe_ctx->plane_state->per_pixel_alpha && pipe_ctx->bottom_pipe; ++ struct mpcc_blnd_cfg blnd_cfg; ++ bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha && pipe_ctx->bottom_pipe; ++ int mpcc_id; ++ struct mpcc *new_mpcc; ++ struct mpc *mpc = dc->res_pool->mpc; ++ struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params); + + /* TODO: proper fix once fpga works */ + +- mpcc_cfg.dpp_id = hubp->inst; +- mpcc_cfg.opp_id = pipe_ctx->stream_res.opp->inst; +- mpcc_cfg.tree_cfg = &(pipe_ctx->stream_res.opp->mpc_tree); +- for (top_pipe = pipe_ctx->top_pipe; top_pipe; top_pipe = top_pipe->top_pipe) +- mpcc_cfg.z_index++; + if (dc->debug.surface_visual_confirm) + dcn10_get_surface_visual_confirm_color( +- pipe_ctx, &mpcc_cfg.black_color); ++ pipe_ctx, &blnd_cfg.black_color); + else + color_space_to_black_color( + dc, pipe_ctx->stream->output_color_space, +- &mpcc_cfg.black_color); +- mpcc_cfg.per_pixel_alpha = per_pixel_alpha; ++ &blnd_cfg.black_color); ++ ++ if (per_pixel_alpha) ++ blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; ++ else ++ blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; ++ ++ blnd_cfg.overlap_only = false; ++ blnd_cfg.global_alpha = 0xff; ++ blnd_cfg.global_gain = 0xff; ++ + /* DCN1.0 has output CM before MPC which seems to screw with + * pre-multiplied alpha. + */ +- mpcc_cfg.pre_multiplied_alpha = is_rgb_cspace( ++ blnd_cfg.pre_multiplied_alpha = is_rgb_cspace( + pipe_ctx->stream->output_color_space) + && per_pixel_alpha; +- hubp->mpcc_id = dc->res_pool->mpc->funcs->add(dc->res_pool->mpc, &mpcc_cfg); +- hubp->opp_id = mpcc_cfg.opp_id; ++ ++ /* ++ * TODO: remove hack ++ * Note: currently there is a bug in init_hw such that ++ * on resume from hibernate, BIOS sets up MPCC0, and ++ * we do mpcc_remove but the mpcc cannot go to idle ++ * after remove. This cause us to pick mpcc1 here, ++ * which causes a pstate hang for yet unknown reason. ++ */ ++ mpcc_id = hubp->inst; ++ ++ /* check if this MPCC is already being used */ ++ new_mpcc = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, mpcc_id); ++ /* remove MPCC if being used */ ++ if (new_mpcc != NULL) ++ mpc->funcs->remove_mpcc(mpc, mpc_tree_params, new_mpcc); ++ ++ if (dc->debug.sanity_checks) ++ mpc->funcs->assert_mpcc_idle_before_connect( ++ dc->res_pool->mpc, mpcc_id); ++ ++ /* Call MPC to insert new plane */ ++ new_mpcc = mpc->funcs->insert_plane(dc->res_pool->mpc, ++ mpc_tree_params, ++ &blnd_cfg, ++ NULL, ++ NULL, ++ hubp->inst, ++ mpcc_id); ++ ++ ASSERT(new_mpcc != NULL); ++ ++ hubp->opp_id = pipe_ctx->stream_res.opp->inst; ++ hubp->mpcc_id = mpcc_id; + } + + static void update_scaler(struct pipe_ctx *pipe_ctx) +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +index b016f4c..e926c29 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +@@ -25,8 +25,6 @@ + + #include "reg_helper.h" + #include "dcn10_mpc.h" +-#include "dc.h" +-#include "mem_input.h" + + #define REG(reg)\ + mpc10->mpc_regs->reg +@@ -38,17 +36,13 @@ + #define FN(reg_name, field_name) \ + mpc10->mpc_shift->field_name, mpc10->mpc_mask->field_name + +-#define MODE_TOP_ONLY 1 +-#define MODE_BLEND 3 +-#define BLND_PP_ALPHA 0 +-#define BLND_GLOBAL_ALPHA 2 + +- +-static void mpc10_set_bg_color( +- struct dcn10_mpc *mpc10, ++void mpc1_set_bg_color(struct mpc *mpc, + struct tg_color *bg_color, +- int id) ++ int mpcc_id) + { ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); ++ + /* mpc color is 12 bit. tg_color is 10 bit */ + /* todo: might want to use 16 bit to represent color and have each + * hw block translate to correct color depth. +@@ -57,15 +51,47 @@ static void mpc10_set_bg_color( + uint32_t bg_g_y = bg_color->color_g_y << 2; + uint32_t bg_b_cb = bg_color->color_b_cb << 2; + +- REG_SET(MPCC_BG_R_CR[id], 0, ++ REG_SET(MPCC_BG_R_CR[mpcc_id], 0, + MPCC_BG_R_CR, bg_r_cr); +- REG_SET(MPCC_BG_G_Y[id], 0, ++ REG_SET(MPCC_BG_G_Y[mpcc_id], 0, + MPCC_BG_G_Y, bg_g_y); +- REG_SET(MPCC_BG_B_CB[id], 0, ++ REG_SET(MPCC_BG_B_CB[mpcc_id], 0, + MPCC_BG_B_CB, bg_b_cb); + } + +-void mpc10_assert_idle_mpcc(struct mpc *mpc, int id) ++static void mpc1_update_blending( ++ struct mpc *mpc, ++ struct mpcc_blnd_cfg *blnd_cfg, ++ int mpcc_id) ++{ ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); ++ ++ REG_UPDATE_5(MPCC_CONTROL[mpcc_id], ++ MPCC_ALPHA_BLND_MODE, blnd_cfg->alpha_mode, ++ MPCC_ALPHA_MULTIPLIED_MODE, blnd_cfg->pre_multiplied_alpha, ++ MPCC_BLND_ACTIVE_OVERLAP_ONLY, blnd_cfg->overlap_only, ++ MPCC_GLOBAL_ALPHA, blnd_cfg->global_alpha, ++ MPCC_GLOBAL_GAIN, blnd_cfg->global_gain); ++ ++ mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id); ++} ++ ++void mpc1_update_stereo_mix( ++ struct mpc *mpc, ++ struct mpcc_sm_cfg *sm_cfg, ++ int mpcc_id) ++{ ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); ++ ++ REG_UPDATE_6(MPCC_SM_CONTROL[mpcc_id], ++ MPCC_SM_EN, sm_cfg->enable, ++ MPCC_SM_MODE, sm_cfg->sm_mode, ++ MPCC_SM_FRAME_ALT, sm_cfg->frame_alt, ++ MPCC_SM_FIELD_ALT, sm_cfg->field_alt, ++ MPCC_SM_FORCE_NEXT_FRAME_POL, sm_cfg->force_next_frame_porlarity, ++ MPCC_SM_FORCE_NEXT_TOP_POL, sm_cfg->force_next_field_polarity); ++} ++void mpc1_assert_idle_mpcc(struct mpc *mpc, int id) + { + struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); + +@@ -75,39 +101,62 @@ void mpc10_assert_idle_mpcc(struct mpc *mpc, int id) + 1, 100000); + } + +-static int mpc10_get_idle_mpcc_id(struct dcn10_mpc *mpc10) ++static int mpc1_get_opp_id(struct mpc *mpc, int mpcc_id) + { +- int i; +- int last_free_mpcc_id = -1; ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); ++ unsigned int opp_id = 0xF; + +- for (i = 0; i < mpc10->num_mpcc; i++) { +- uint32_t is_idle = 0; ++ REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id); + +- if (mpc10->mpcc_in_use_mask & 1 << i) +- continue; ++ return opp_id; ++} + +- last_free_mpcc_id = i; +- REG_GET(MPCC_STATUS[i], MPCC_IDLE, &is_idle); +- if (is_idle) +- return i; +- } ++struct mpcc *mpc1_get_mpcc(struct mpc *mpc, int mpcc_id) ++{ ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); + +- /* This assert should never trigger, we have mpcc leak if it does */ +- ASSERT(last_free_mpcc_id != -1); ++ ASSERT(mpcc_id < mpc10->num_mpcc); ++ return &(mpc->mpcc_array[mpcc_id]); ++} ++ ++struct mpcc *mpc1_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id) ++{ ++ struct mpcc *tmp_mpcc = tree->opp_list; ++ ++ while (tmp_mpcc != NULL) { ++ if (tmp_mpcc->dpp_id == dpp_id) ++ return tmp_mpcc; ++ tmp_mpcc = tmp_mpcc->mpcc_bot; ++ } ++ return NULL; ++} + +- mpc10_assert_idle_mpcc(&mpc10->base, last_free_mpcc_id); +- return last_free_mpcc_id; ++bool mpc1_is_mpcc_idle(struct mpc *mpc, int mpcc_id) ++{ ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); ++ unsigned int top_sel; ++ unsigned int opp_id; ++ unsigned int idle; ++ ++ REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel); ++ REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id); ++ REG_GET(MPCC_STATUS[mpcc_id], MPCC_IDLE, &idle); ++ if (top_sel == 0xf && opp_id == 0xf && idle) ++ return true; ++ else ++ return false; + } + +-static void mpc10_assert_mpcc_idle_before_connect(struct dcn10_mpc *mpc10, int id) ++void mpc1_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id) + { ++ struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); + unsigned int top_sel, mpc_busy, mpc_idle; + +- REG_GET(MPCC_TOP_SEL[id], ++ REG_GET(MPCC_TOP_SEL[mpcc_id], + MPCC_TOP_SEL, &top_sel); + + if (top_sel == 0xf) { +- REG_GET_2(MPCC_STATUS[id], ++ REG_GET_2(MPCC_STATUS[mpcc_id], + MPCC_BUSY, &mpc_busy, + MPCC_IDLE, &mpc_idle); + +@@ -116,241 +165,258 @@ static void mpc10_assert_mpcc_idle_before_connect(struct dcn10_mpc *mpc10, int i + } + } + +-void mpc10_mpcc_remove( +- struct mpc *mpc, +- struct mpc_tree_cfg *tree_cfg, +- int opp_id, +- int dpp_id) +-{ +- struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); +- int mpcc_id, z_idx; +- +- /* find z_idx for the dpp to be removed */ +- for (z_idx = 0; z_idx < tree_cfg->num_pipes; z_idx++) +- if (tree_cfg->dpp[z_idx] == dpp_id) +- break; +- +- if (z_idx == tree_cfg->num_pipes) { +- /* In case of resume from S3/S4, remove mpcc from bios left over */ +- REG_SET(MPCC_OPP_ID[dpp_id], 0, +- MPCC_OPP_ID, 0xf); +- REG_SET(MPCC_TOP_SEL[dpp_id], 0, +- MPCC_TOP_SEL, 0xf); +- REG_SET(MPCC_BOT_SEL[dpp_id], 0, +- MPCC_BOT_SEL, 0xf); +- return; +- } +- +- mpcc_id = tree_cfg->mpcc[z_idx]; +- +- REG_SET(MPCC_OPP_ID[mpcc_id], 0, +- MPCC_OPP_ID, 0xf); +- REG_SET(MPCC_TOP_SEL[mpcc_id], 0, +- MPCC_TOP_SEL, 0xf); +- REG_SET(MPCC_BOT_SEL[mpcc_id], 0, +- MPCC_BOT_SEL, 0xf); +- +- if (z_idx > 0) { +- int top_mpcc_id = tree_cfg->mpcc[z_idx - 1]; +- +- if (z_idx + 1 < tree_cfg->num_pipes) +- /* mpcc to be removed is in the middle of the tree */ +- REG_SET(MPCC_BOT_SEL[top_mpcc_id], 0, +- MPCC_BOT_SEL, tree_cfg->mpcc[z_idx + 1]); +- else { +- /* mpcc to be removed is at the bottom of the tree */ +- REG_SET(MPCC_BOT_SEL[top_mpcc_id], 0, +- MPCC_BOT_SEL, 0xf); +- REG_UPDATE(MPCC_CONTROL[top_mpcc_id], +- MPCC_MODE, MODE_TOP_ONLY); +- } +- } else if (tree_cfg->num_pipes > 1) +- /* mpcc to be removed is at the top of the tree */ +- REG_SET(MUX[opp_id], 0, +- MPC_OUT_MUX, tree_cfg->mpcc[z_idx + 1]); +- else +- /* mpcc to be removed is the only one in the tree */ +- REG_SET(MUX[opp_id], 0, MPC_OUT_MUX, 0xf); +- +- /* mark this mpcc as not in use */ +- mpc10->mpcc_in_use_mask &= ~(1 << mpcc_id); +- tree_cfg->num_pipes--; +- for (; z_idx < tree_cfg->num_pipes; z_idx++) { +- tree_cfg->dpp[z_idx] = tree_cfg->dpp[z_idx + 1]; +- tree_cfg->mpcc[z_idx] = tree_cfg->mpcc[z_idx + 1]; +- } +- tree_cfg->dpp[tree_cfg->num_pipes] = 0xdeadbeef; +- tree_cfg->mpcc[tree_cfg->num_pipes] = 0xdeadbeef; +-} +- +-static void mpc10_add_to_tree_cfg( ++/* ++ * Insert DPP into MPC tree based on specified blending position. ++ * Only used for planes that are part of blending chain for OPP output ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in/out] tree - MPC tree structure that plane will be added to. ++ * [in] blnd_cfg - MPCC blending configuration for the new blending layer. ++ * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. ++ * stereo mix must disable for the very bottom layer of the tree config. ++ * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. ++ * [in] dpp_id - DPP instance for the plane to be added. ++ * [in] mpcc_id - The MPCC physical instance to use for blending. ++ * ++ * Return: struct mpcc* - MPCC that was added. ++ */ ++struct mpcc *mpc1_insert_plane( + struct mpc *mpc, +- struct mpcc_cfg *cfg, ++ struct mpc_tree *tree, ++ struct mpcc_blnd_cfg *blnd_cfg, ++ struct mpcc_sm_cfg *sm_cfg, ++ struct mpcc *insert_above_mpcc, ++ int dpp_id, + int mpcc_id) + { + struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); +- int mpcc_mode = MODE_TOP_ONLY; +- int position = cfg->z_index; +- struct mpc_tree_cfg *tree_cfg = cfg->tree_cfg; +- int alpha_blnd_mode = cfg->per_pixel_alpha ? +- BLND_PP_ALPHA : BLND_GLOBAL_ALPHA; +- int z_idx; ++ struct mpcc *new_mpcc = NULL; + +- REG_SET(MPCC_OPP_ID[mpcc_id], 0, +- MPCC_OPP_ID, cfg->opp_id); ++ /* sanity check parameters */ ++ ASSERT(mpcc_id < mpc10->num_mpcc); ++ ASSERT(!(mpc10->mpcc_in_use_mask & 1 << mpcc_id)); + +- REG_SET(MPCC_TOP_SEL[mpcc_id], 0, +- MPCC_TOP_SEL, cfg->dpp_id); ++ if (insert_above_mpcc) { ++ /* check insert_above_mpcc exist in tree->opp_list */ ++ struct mpcc *temp_mpcc = tree->opp_list; + +- if (position == 0) { +- /* idle dpp/mpcc is added to the top layer of tree */ ++ while (temp_mpcc && temp_mpcc->mpcc_bot != insert_above_mpcc) ++ temp_mpcc = temp_mpcc->mpcc_bot; ++ if (temp_mpcc == NULL) ++ return NULL; ++ } + +- if (tree_cfg->num_pipes > 0) { +- /* get instance of previous top mpcc */ +- int prev_top_mpcc_id = tree_cfg->mpcc[0]; ++ /* Get and update MPCC struct parameters */ ++ new_mpcc = mpc1_get_mpcc(mpc, mpcc_id); ++ new_mpcc->dpp_id = dpp_id; + +- REG_SET(MPCC_BOT_SEL[mpcc_id], 0, +- MPCC_BOT_SEL, prev_top_mpcc_id); +- mpcc_mode = MODE_BLEND; ++ /* program mux and MPCC_MODE */ ++ if (insert_above_mpcc) { ++ new_mpcc->mpcc_bot = insert_above_mpcc; ++ REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, insert_above_mpcc->mpcc_id); ++ REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_BOT_BLENDING); ++ } else { ++ new_mpcc->mpcc_bot = NULL; ++ REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf); ++ REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH); ++ } ++ REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, dpp_id); ++ REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, tree->opp_id); ++ ++ /* update mpc tree mux setting */ ++ if (tree->opp_list == insert_above_mpcc) { ++ /* insert the toppest mpcc */ ++ tree->opp_list = new_mpcc; ++ REG_SET(MUX[tree->opp_id], 0, MPC_OUT_MUX, mpcc_id); ++ } else { ++ /* find insert position */ ++ struct mpcc *temp_mpcc = tree->opp_list; ++ ++ while (temp_mpcc && temp_mpcc->mpcc_bot != insert_above_mpcc) ++ temp_mpcc = temp_mpcc->mpcc_bot; ++ if (temp_mpcc && temp_mpcc->mpcc_bot == insert_above_mpcc) { ++ REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0, MPCC_BOT_SEL, mpcc_id); ++ temp_mpcc->mpcc_bot = new_mpcc; ++ if (!insert_above_mpcc) ++ REG_UPDATE(MPCC_CONTROL[temp_mpcc->mpcc_id], ++ MPCC_MODE, MPCC_BLEND_MODE_TOP_BOT_BLENDING); + } ++ } + +- /* opp will get new output. from new added mpcc */ +- REG_SET(MUX[cfg->opp_id], 0, MPC_OUT_MUX, mpcc_id); +- +- } else if (position == tree_cfg->num_pipes) { +- /* idle dpp/mpcc is added to the bottom layer of tree */ +- +- /* get instance of previous bottom mpcc, set to middle layer */ +- int prev_bot_mpcc_id = tree_cfg->mpcc[tree_cfg->num_pipes - 1]; +- +- REG_SET(MPCC_BOT_SEL[prev_bot_mpcc_id], 0, +- MPCC_BOT_SEL, mpcc_id); +- REG_UPDATE(MPCC_CONTROL[prev_bot_mpcc_id], +- MPCC_MODE, MODE_BLEND); +- +- /* mpcc_id become new bottom mpcc*/ +- REG_SET(MPCC_BOT_SEL[mpcc_id], 0, +- MPCC_BOT_SEL, 0xf); ++ /* update the blending configuration */ ++ new_mpcc->blnd_cfg = *blnd_cfg; ++ mpc->funcs->update_blending(mpc, &new_mpcc->blnd_cfg, mpcc_id); + +- } else { +- /* idle dpp/mpcc is added to middle of tree */ +- int above_mpcc_id = tree_cfg->mpcc[position - 1]; +- int below_mpcc_id = tree_cfg->mpcc[position]; +- +- /* mpcc above new mpcc_id has new bottom mux*/ +- REG_SET(MPCC_BOT_SEL[above_mpcc_id], 0, +- MPCC_BOT_SEL, mpcc_id); +- REG_UPDATE(MPCC_CONTROL[above_mpcc_id], +- MPCC_MODE, MODE_BLEND); +- +- /* mpcc_id bottom mux is from below mpcc*/ +- REG_SET(MPCC_BOT_SEL[mpcc_id], 0, +- MPCC_BOT_SEL, below_mpcc_id); +- mpcc_mode = MODE_BLEND; ++ /* update the stereo mix settings, if provided */ ++ if (sm_cfg != NULL) { ++ new_mpcc->sm_cfg = *sm_cfg; ++ mpc1_update_stereo_mix(mpc, sm_cfg, mpcc_id); + } + +- REG_SET_4(MPCC_CONTROL[mpcc_id], 0xffffffff, +- MPCC_MODE, mpcc_mode, +- MPCC_ALPHA_BLND_MODE, alpha_blnd_mode, +- MPCC_ALPHA_MULTIPLIED_MODE, cfg->pre_multiplied_alpha, +- MPCC_BLND_ACTIVE_OVERLAP_ONLY, false); ++ /* mark this mpcc as in use */ ++ mpc10->mpcc_in_use_mask |= 1 << mpcc_id; + +- /* update mpc_tree_cfg with new mpcc */ +- for (z_idx = tree_cfg->num_pipes; z_idx > position; z_idx--) { +- tree_cfg->dpp[z_idx] = tree_cfg->dpp[z_idx - 1]; +- tree_cfg->mpcc[z_idx] = tree_cfg->mpcc[z_idx - 1]; +- } +- tree_cfg->dpp[position] = cfg->dpp_id; +- tree_cfg->mpcc[position] = mpcc_id; +- tree_cfg->num_pipes++; ++ return new_mpcc; + } + +-int mpc10_mpcc_add(struct mpc *mpc, struct mpcc_cfg *cfg) ++/* ++ * Remove a specified MPCC from the MPC tree. ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in/out] tree - MPC tree structure that plane will be removed from. ++ * [in/out] mpcc - MPCC to be removed from tree. ++ * ++ * Return: void ++ */ ++void mpc1_remove_mpcc( ++ struct mpc *mpc, ++ struct mpc_tree *tree, ++ struct mpcc *mpcc_to_remove) + { + struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); +- int mpcc_id, z_idx; +- +- ASSERT(cfg->z_index < mpc10->num_mpcc); +- +- /* check in dpp already exists in mpc tree */ +- for (z_idx = 0; z_idx < cfg->tree_cfg->num_pipes; z_idx++) +- if (cfg->tree_cfg->dpp[z_idx] == cfg->dpp_id) +- break; +- if (z_idx == cfg->tree_cfg->num_pipes) { +- ASSERT(cfg->z_index <= cfg->tree_cfg->num_pipes); +- mpcc_id = mpc10_get_idle_mpcc_id(mpc10); +- +- /* +- * TODO: remove hack +- * Note: currently there is a bug in init_hw such that +- * on resume from hibernate, BIOS sets up MPCC0, and +- * we do mpcc_remove but the mpcc cannot go to idle +- * after remove. This cause us to pick mpcc1 here, +- * which causes a pstate hang for yet unknown reason. +- */ +- mpcc_id = cfg->dpp_id; +- /* end hack*/ +- +- ASSERT(!(mpc10->mpcc_in_use_mask & 1 << mpcc_id)); +- +- if (mpc->ctx->dc->debug.sanity_checks) +- mpc10_assert_mpcc_idle_before_connect(mpc10, mpcc_id); ++ bool found = false; ++ int mpcc_id = mpcc_to_remove->mpcc_id; ++ ++ if (tree->opp_list == mpcc_to_remove) { ++ found = true; ++ /* remove MPCC from top of tree */ ++ if (mpcc_to_remove->mpcc_bot) { ++ /* set the next MPCC in list to be the top MPCC */ ++ tree->opp_list = mpcc_to_remove->mpcc_bot; ++ REG_SET(MUX[tree->opp_id], 0, MPC_OUT_MUX, tree->opp_list->mpcc_id); ++ } else { ++ /* there are no other MPCC is list */ ++ tree->opp_list = NULL; ++ REG_SET(MUX[tree->opp_id], 0, MPC_OUT_MUX, 0xf); ++ } + } else { +- ASSERT(cfg->z_index < cfg->tree_cfg->num_pipes); +- mpcc_id = cfg->tree_cfg->mpcc[z_idx]; +- mpc10_mpcc_remove(mpc, cfg->tree_cfg, cfg->opp_id, cfg->dpp_id); ++ /* find mpcc to remove MPCC list */ ++ struct mpcc *temp_mpcc = tree->opp_list; ++ ++ while (temp_mpcc && temp_mpcc->mpcc_bot != mpcc_to_remove) ++ temp_mpcc = temp_mpcc->mpcc_bot; ++ ++ if (temp_mpcc && temp_mpcc->mpcc_bot == mpcc_to_remove) { ++ found = true; ++ if (mpcc_to_remove->mpcc_bot) { ++ /* remove MPCC in middle of list */ ++ REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0, ++ MPCC_BOT_SEL, mpcc_to_remove->mpcc_bot->mpcc_id); ++ temp_mpcc->mpcc_bot = mpcc_to_remove->mpcc_bot; ++ } else { ++ /* remove MPCC from bottom of list */ ++ REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0, ++ MPCC_BOT_SEL, 0xf); ++ REG_UPDATE(MPCC_CONTROL[temp_mpcc->mpcc_id], ++ MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH); ++ } ++ } + } + +- /* add dpp/mpcc pair to mpc_tree_cfg and update mpcc registers */ +- mpc10_add_to_tree_cfg(mpc, cfg, mpcc_id); +- +- /* set background color */ +- mpc10_set_bg_color(mpc10, &cfg->black_color, mpcc_id); +- +- /* mark this mpcc as in use */ +- mpc10->mpcc_in_use_mask |= 1 << mpcc_id; ++ if (found) { ++ /* turn off MPCC mux registers */ ++ REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf); ++ REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf); ++ REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, 0xf); + +- return mpcc_id; ++ /* mark this mpcc as not in use */ ++ mpc10->mpcc_in_use_mask &= ~(1 << mpcc_id); ++ mpcc_to_remove->dpp_id = 0xf; ++ mpcc_to_remove->mpcc_bot = NULL; ++ } else { ++ /* In case of resume from S3/S4, remove mpcc from bios left over */ ++ REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf); ++ REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf); ++ REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, 0xf); ++ } + } + +-void mpc10_update_blend_mode( +- struct mpc *mpc, +- struct mpcc_cfg *cfg) ++/* ++ * Reset the MPCC HW status by disconnecting all muxes. ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in] mpcc_id - The MPCC physical instance to reset. ++ * ++ * Return: void ++ */ ++void mpc1_reset_mpcc( ++ struct mpc *mpc, ++ int mpcc_id) + { + struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); +- int mpcc_id, z_idx; +- int alpha_blnd_mode = cfg->per_pixel_alpha ? +- BLND_PP_ALPHA : BLND_GLOBAL_ALPHA; +- +- /* find z_idx for the dpp that requires blending mode update*/ +- for (z_idx = 0; z_idx < cfg->tree_cfg->num_pipes; z_idx++) +- if (cfg->tree_cfg->dpp[z_idx] == cfg->dpp_id) +- break; + +- ASSERT(z_idx < cfg->tree_cfg->num_pipes); +- mpcc_id = cfg->tree_cfg->mpcc[z_idx]; +- +- REG_UPDATE_2(MPCC_CONTROL[mpcc_id], +- MPCC_ALPHA_BLND_MODE, alpha_blnd_mode, +- MPCC_ALPHA_MULTIPLIED_MODE, cfg->pre_multiplied_alpha); ++ REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, 0xf); ++ REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf); ++ REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, 0xf); + } + +-int mpc10_get_opp_id(struct mpc *mpc, int mpcc_id) ++void mpc1_init_mpcc_list_from_hw( ++ struct mpc *mpc, ++ struct mpc_tree *tree) + { + struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc); +- int opp_id = 0xF; +- +- REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id); ++ unsigned int opp_id; ++ unsigned int top_sel; ++ unsigned int bot_sel; ++ unsigned int out_mux; ++ struct mpcc *mpcc; ++ int mpcc_id; ++ int bot_mpcc_id; ++ ++ REG_GET(MUX[tree->opp_id], MPC_OUT_MUX, &out_mux); ++ ++ if (out_mux != 0xf) { ++ for (mpcc_id = 0; mpcc_id < mpc10->num_mpcc; mpcc_id++) { ++ REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id); ++ REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel); ++ REG_GET(MPCC_STATUS[mpcc_id], MPCC_BOT_SEL, &bot_sel); ++ ++ if ((opp_id == tree->opp_id) && (top_sel != 0xf)) { ++ mpcc = mpc1_get_mpcc(mpc, mpcc_id); ++ mpcc->dpp_id = top_sel; ++ mpc10->mpcc_in_use_mask |= 1 << mpcc_id; ++ ++ if (out_mux == mpcc_id) ++ tree->opp_list = mpcc; ++ if (bot_sel != 0xf && bot_sel < mpc10->num_mpcc) { ++ bot_mpcc_id = bot_sel; ++ REG_GET(MPCC_OPP_ID[bot_mpcc_id], MPCC_OPP_ID, &opp_id); ++ REG_GET(MPCC_TOP_SEL[bot_mpcc_id], MPCC_TOP_SEL, &top_sel); ++ if ((opp_id == tree->opp_id) && (top_sel != 0xf)) { ++ struct mpcc *mpcc_bottom = mpc1_get_mpcc(mpc, bot_mpcc_id); ++ ++ mpcc->mpcc_bot = mpcc_bottom; ++ } ++ } ++ } ++ } ++ } ++} + +- return opp_id; ++static void mpc1_init_mpcc(struct mpcc *mpcc, int mpcc_inst) ++{ ++ mpcc->mpcc_id = mpcc_inst; ++ mpcc->dpp_id = 0xf; ++ mpcc->mpcc_bot = NULL; ++ mpcc->blnd_cfg.overlap_only = false; ++ mpcc->blnd_cfg.global_alpha = 0xff; ++ mpcc->blnd_cfg.global_gain = 0xff; ++ mpcc->sm_cfg.enable = false; + } + + const struct mpc_funcs dcn10_mpc_funcs = { +- .add = mpc10_mpcc_add, +- .remove = mpc10_mpcc_remove, +- .wait_for_idle = mpc10_assert_idle_mpcc, +- .update_blend_mode = mpc10_update_blend_mode, +- .get_opp_id = mpc10_get_opp_id, ++ .insert_plane = mpc1_insert_plane, ++ .remove_mpcc = mpc1_remove_mpcc, ++ .reset_mpcc = mpc1_reset_mpcc, ++ .get_mpcc_for_dpp = mpc1_get_mpcc_for_dpp, ++ .wait_for_idle = mpc1_assert_idle_mpcc, ++ .assert_mpcc_idle_before_connect = mpc1_assert_mpcc_idle_before_connect, ++ .init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw, ++ .update_blending = mpc1_update_blending, ++ .get_opp_id = mpc1_get_opp_id, + }; + + void dcn10_mpc_construct(struct dcn10_mpc *mpc10, +@@ -360,6 +426,8 @@ void dcn10_mpc_construct(struct dcn10_mpc *mpc10, + const struct dcn_mpc_mask *mpc_mask, + int num_mpcc) + { ++ int i; ++ + mpc10->base.ctx = ctx; + + mpc10->base.funcs = &dcn10_mpc_funcs; +@@ -370,5 +438,8 @@ void dcn10_mpc_construct(struct dcn10_mpc *mpc10, + + mpc10->mpcc_in_use_mask = 0; + mpc10->num_mpcc = num_mpcc; ++ ++ for (i = 0; i < MAX_MPCC; i++) ++ mpc1_init_mpcc(&mpc10->base.mpcc_array[i], i); + } + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.h +index e85e1f3..aa2cd40 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.h ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.h +@@ -30,9 +30,6 @@ + #define TO_DCN10_MPC(mpc_base) \ + container_of(mpc_base, struct dcn10_mpc, base) + +-#define MAX_MPCC 6 +-#define MAX_OPP 6 +- + #define MPC_COMMON_REG_LIST_DCN1_0(inst) \ + SRII(MPCC_TOP_SEL, MPCC, inst),\ + SRII(MPCC_BOT_SEL, MPCC, inst),\ +@@ -42,7 +39,8 @@ + SRII(MPCC_BG_G_Y, MPCC, inst),\ + SRII(MPCC_BG_R_CR, MPCC, inst),\ + SRII(MPCC_BG_B_CB, MPCC, inst),\ +- SRII(MPCC_BG_B_CB, MPCC, inst) ++ SRII(MPCC_BG_B_CB, MPCC, inst),\ ++ SRII(MPCC_SM_CONTROL, MPCC, inst) + + #define MPC_OUT_MUX_COMMON_REG_LIST_DCN1_0(inst) \ + SRII(MUX, MPC_OUT, inst) +@@ -56,6 +54,7 @@ + uint32_t MPCC_BG_G_Y[MAX_MPCC]; \ + uint32_t MPCC_BG_R_CR[MAX_MPCC]; \ + uint32_t MPCC_BG_B_CB[MAX_MPCC]; \ ++ uint32_t MPCC_SM_CONTROL[MAX_MPCC]; \ + uint32_t MUX[MAX_OPP]; + + #define MPC_COMMON_MASK_SH_LIST_DCN1_0(mask_sh)\ +@@ -65,12 +64,20 @@ + SF(MPCC0_MPCC_CONTROL, MPCC_ALPHA_BLND_MODE, mask_sh),\ + SF(MPCC0_MPCC_CONTROL, MPCC_ALPHA_MULTIPLIED_MODE, mask_sh),\ + SF(MPCC0_MPCC_CONTROL, MPCC_BLND_ACTIVE_OVERLAP_ONLY, mask_sh),\ ++ SF(MPCC0_MPCC_CONTROL, MPCC_GLOBAL_ALPHA, mask_sh),\ ++ SF(MPCC0_MPCC_CONTROL, MPCC_GLOBAL_GAIN, mask_sh),\ + SF(MPCC0_MPCC_STATUS, MPCC_IDLE, mask_sh),\ + SF(MPCC0_MPCC_STATUS, MPCC_BUSY, mask_sh),\ + SF(MPCC0_MPCC_OPP_ID, MPCC_OPP_ID, mask_sh),\ + SF(MPCC0_MPCC_BG_G_Y, MPCC_BG_G_Y, mask_sh),\ + SF(MPCC0_MPCC_BG_R_CR, MPCC_BG_R_CR, mask_sh),\ + SF(MPCC0_MPCC_BG_B_CB, MPCC_BG_B_CB, mask_sh),\ ++ SF(MPCC0_MPCC_SM_CONTROL, MPCC_SM_EN, mask_sh),\ ++ SF(MPCC0_MPCC_SM_CONTROL, MPCC_SM_MODE, mask_sh),\ ++ SF(MPCC0_MPCC_SM_CONTROL, MPCC_SM_FRAME_ALT, mask_sh),\ ++ SF(MPCC0_MPCC_SM_CONTROL, MPCC_SM_FIELD_ALT, mask_sh),\ ++ SF(MPCC0_MPCC_SM_CONTROL, MPCC_SM_FORCE_NEXT_FRAME_POL, mask_sh),\ ++ SF(MPCC0_MPCC_SM_CONTROL, MPCC_SM_FORCE_NEXT_TOP_POL, mask_sh),\ + SF(MPC_OUT0_MUX, MPC_OUT_MUX, mask_sh) + + #define MPC_REG_FIELD_LIST(type) \ +@@ -80,12 +87,20 @@ + type MPCC_ALPHA_BLND_MODE;\ + type MPCC_ALPHA_MULTIPLIED_MODE;\ + type MPCC_BLND_ACTIVE_OVERLAP_ONLY;\ ++ type MPCC_GLOBAL_ALPHA;\ ++ type MPCC_GLOBAL_GAIN;\ + type MPCC_IDLE;\ + type MPCC_BUSY;\ + type MPCC_OPP_ID;\ + type MPCC_BG_G_Y;\ + type MPCC_BG_R_CR;\ + type MPCC_BG_B_CB;\ ++ type MPCC_SM_EN;\ ++ type MPCC_SM_MODE;\ ++ type MPCC_SM_FRAME_ALT;\ ++ type MPCC_SM_FIELD_ALT;\ ++ type MPCC_SM_FORCE_NEXT_FRAME_POL;\ ++ type MPCC_SM_FORCE_NEXT_TOP_POL;\ + type MPC_OUT_MUX; + + struct dcn_mpc_registers { +@@ -117,23 +132,57 @@ void dcn10_mpc_construct(struct dcn10_mpc *mpcc10, + const struct dcn_mpc_mask *mpc_mask, + int num_mpcc); + +-int mpc10_mpcc_add( +- struct mpc *mpc, +- struct mpcc_cfg *cfg); +- +-void mpc10_mpcc_remove( +- struct mpc *mpc, +- struct mpc_tree_cfg *tree_cfg, +- int opp_id, +- int dpp_id); +- +-void mpc10_assert_idle_mpcc( +- struct mpc *mpc, +- int id); +- +-void mpc10_update_blend_mode( +- struct mpc *mpc, +- struct mpcc_cfg *cfg); +-int mpc10_get_opp_id(struct mpc *mpc, int mpcc_id); ++struct mpcc *mpc1_insert_plane( ++ struct mpc *mpc, ++ struct mpc_tree *tree, ++ struct mpcc_blnd_cfg *blnd_cfg, ++ struct mpcc_sm_cfg *sm_cfg, ++ struct mpcc *insert_above_mpcc, ++ int dpp_id, ++ int mpcc_id); ++ ++void mpc1_remove_mpcc( ++ struct mpc *mpc, ++ struct mpc_tree *tree, ++ struct mpcc *mpcc); ++ ++void mpc1_reset_mpcc( ++ struct mpc *mpc, ++ int mpcc_id); ++ ++ ++void mpc1_assert_idle_mpcc( ++ struct mpc *mpc, ++ int id); ++ ++void mpc1_set_bg_color( ++ struct mpc *mpc, ++ struct tg_color *bg_color, ++ int id); ++ ++void mpc1_update_stereo_mix( ++ struct mpc *mpc, ++ struct mpcc_sm_cfg *sm_cfg, ++ int mpcc_id); ++ ++bool mpc1_is_mpcc_idle( ++ struct mpc *mpc, ++ int mpcc_id); ++ ++void mpc1_assert_mpcc_idle_before_connect( ++ struct mpc *mpc, ++ int mpcc_id); ++ ++void mpc1_init_mpcc_list_from_hw( ++ struct mpc *mpc, ++ struct mpc_tree *tree); ++ ++struct mpcc *mpc1_get_mpcc( ++ struct mpc *mpc, ++ int mpcc_id); ++ ++struct mpcc *mpc1_get_mpcc_for_dpp( ++ struct mpc_tree *tree, ++ int dpp_id); + + #endif +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c +index 6d6f67b..20d78cf 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c +@@ -330,12 +330,19 @@ void dcn10_opp_construct(struct dcn10_opp *oppn10, + const struct dcn10_opp_shift *opp_shift, + const struct dcn10_opp_mask *opp_mask) + { ++ int i; ++ + oppn10->base.ctx = ctx; + oppn10->base.inst = inst; + oppn10->base.funcs = &dcn10_opp_funcs; + ++ oppn10->base.mpc_tree_params.opp_id = inst; ++ oppn10->base.mpc_tree_params.opp_list = NULL; ++ ++ for (i = 0; i < MAX_PIPES; i++) ++ oppn10->base.mpcc_disconnect_pending[i] = false; ++ + oppn10->regs = regs; + oppn10->opp_shift = opp_shift; + oppn10->opp_mask = opp_mask; + } +- +diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h +index 72ea335..2396b15 100644 +--- a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h ++++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h +@@ -26,7 +26,10 @@ + #define __DC_MPCC_H__ + + #include "dc_hw_types.h" +-#include "opp.h" ++#include "hw_shared.h" ++ ++#define MAX_MPCC 6 ++#define MAX_OPP 6 + + enum mpc_output_csc_mode { + MPC_OUTPUT_CSC_DISABLE = 0, +@@ -34,45 +37,156 @@ enum mpc_output_csc_mode { + MPC_OUTPUT_CSC_COEF_B + }; + +-struct mpcc_cfg { +- int dpp_id; +- int opp_id; +- struct mpc_tree_cfg *tree_cfg; +- unsigned int z_index; + +- struct tg_color black_color; +- bool per_pixel_alpha; +- bool pre_multiplied_alpha; ++enum mpcc_blend_mode { ++ MPCC_BLEND_MODE_BYPASS, ++ MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH, ++ MPCC_BLEND_MODE_TOP_LAYER_ONLY, ++ MPCC_BLEND_MODE_TOP_BOT_BLENDING ++}; ++ ++enum mpcc_alpha_blend_mode { ++ MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA, ++ MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN, ++ MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA ++}; ++ ++/* ++ * MPCC blending configuration ++ */ ++struct mpcc_blnd_cfg { ++ struct tg_color black_color; /* background color */ ++ enum mpcc_alpha_blend_mode alpha_mode; /* alpha blend mode */ ++ bool pre_multiplied_alpha; /* alpha pre-multiplied mode flag */ ++ int global_gain; ++ int global_alpha; ++ bool overlap_only; ++ ++}; ++ ++struct mpcc_sm_cfg { ++ bool enable; ++ /* 0-single plane,2-row subsampling,4-column subsampling,6-checkboard subsampling */ ++ int sm_mode; ++ /* 0- disable frame alternate, 1- enable frame alternate */ ++ bool frame_alt; ++ /* 0- disable field alternate, 1- enable field alternate */ ++ bool field_alt; ++ /* 0-no force,2-force frame polarity from top,3-force frame polarity from bottom */ ++ int force_next_frame_porlarity; ++ /* 0-no force,2-force field polarity from top,3-force field polarity from bottom */ ++ int force_next_field_polarity; ++}; ++ ++/* ++ * MPCC connection and blending configuration for a single MPCC instance. ++ * This struct is used as a node in an MPC tree. ++ */ ++struct mpcc { ++ int mpcc_id; /* MPCC physical instance */ ++ int dpp_id; /* DPP input to this MPCC */ ++ struct mpcc *mpcc_bot; /* pointer to bottom layer MPCC. NULL when not connected */ ++ struct mpcc_blnd_cfg blnd_cfg; /* The blending configuration for this MPCC */ ++ struct mpcc_sm_cfg sm_cfg; /* stereo mix setting for this MPCC */ ++}; ++ ++/* ++ * MPC tree represents all MPCC connections for a pipe. ++ */ ++struct mpc_tree { ++ int opp_id; /* The OPP instance that owns this MPC tree */ ++ struct mpcc *opp_list; /* The top MPCC layer of the MPC tree that outputs to OPP endpoint */ + }; + + struct mpc { + const struct mpc_funcs *funcs; + struct dc_context *ctx; ++ ++ struct mpcc mpcc_array[MAX_MPCC]; + }; + + struct mpc_funcs { +- int (*add)(struct mpc *mpc, struct mpcc_cfg *cfg); ++ /* ++ * Insert DPP into MPC tree based on specified blending position. ++ * Only used for planes that are part of blending chain for OPP output ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in/out] tree - MPC tree structure that plane will be added to. ++ * [in] blnd_cfg - MPCC blending configuration for the new blending layer. ++ * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. ++ * stereo mix must disable for the very bottom layer of the tree config. ++ * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. ++ * [in] dpp_id - DPP instance for the plane to be added. ++ * [in] mpcc_id - The MPCC physical instance to use for blending. ++ * ++ * Return: struct mpcc* - MPCC that was added. ++ */ ++ struct mpcc* (*insert_plane)( ++ struct mpc *mpc, ++ struct mpc_tree *tree, ++ struct mpcc_blnd_cfg *blnd_cfg, ++ struct mpcc_sm_cfg *sm_cfg, ++ struct mpcc *insert_above_mpcc, ++ int dpp_id, ++ int mpcc_id); + +- void (*remove)(struct mpc *mpc, +- struct mpc_tree_cfg *tree_cfg, +- int opp_id, +- int mpcc_inst); ++ /* ++ * Remove a specified MPCC from the MPC tree. ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in/out] tree - MPC tree structure that plane will be removed from. ++ * [in/out] mpcc - MPCC to be removed from tree. ++ * ++ * Return: void ++ */ ++ void (*remove_mpcc)( ++ struct mpc *mpc, ++ struct mpc_tree *tree, ++ struct mpcc *mpcc); + +- void (*wait_for_idle)(struct mpc *mpc, int id); ++ /* ++ * Reset the MPCC HW status by disconnecting all muxes. ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in] mpcc_id - The MPCC physical instance to reset. ++ * ++ * Return: void ++ */ ++ void (*reset_mpcc)( ++ struct mpc *mpc, ++ int mpcc_id); + +- void (*update_blend_mode)(struct mpc *mpc, struct mpcc_cfg *cfg); ++ /* ++ * Update the blending configuration for a specified MPCC. ++ * ++ * Parameters: ++ * [in/out] mpc - MPC context. ++ * [in] blnd_cfg - MPCC blending configuration. ++ * [in] mpcc_id - The MPCC physical instance. ++ * ++ * Return: void ++ */ ++ void (*update_blending)( ++ struct mpc *mpc, ++ struct mpcc_blnd_cfg *blnd_cfg, ++ int mpcc_id); + +- int (*get_opp_id)(struct mpc *mpc, int mpcc_id); ++ struct mpcc* (*get_mpcc_for_dpp)( ++ struct mpc_tree *tree, ++ int dpp_id); ++ ++ void (*wait_for_idle)(struct mpc *mpc, int id); + +- void (*set_output_csc)(struct mpc *mpc, +- int opp_id, +- const struct out_csc_color_matrix *tbl_entry, +- enum mpc_output_csc_mode ocsc_mode); ++ void (*assert_mpcc_idle_before_connect)(struct mpc *mpc, int mpcc_id); + +- void (*set_ocsc_default)(struct mpc *mpc, +- int opp_id, +- enum dc_color_space color_space, +- enum mpc_output_csc_mode ocsc_mode); ++ void (*init_mpcc_list_from_hw)( ++ struct mpc *mpc, ++ struct mpc_tree *tree); ++ ++ int (*get_opp_id)(struct mpc *mpc, int mpcc_id); + + }; + +diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h b/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h +index 579d105..8c3a302 100644 +--- a/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h ++++ b/drivers/gpu/drm/amd/display/dc/inc/hw/opp.h +@@ -29,6 +29,7 @@ + #include "hw_shared.h" + #include "dc_hw_types.h" + #include "transform.h" ++#include "mpc.h" + + struct fixed31_32; + +@@ -204,7 +205,7 @@ struct output_pixel_processor { + struct dc_context *ctx; + uint32_t inst; + struct pwl_params regamma_params; +- struct mpc_tree_cfg mpc_tree; ++ struct mpc_tree mpc_tree_params; + bool mpcc_disconnect_pending[MAX_PIPES]; + const struct opp_funcs *funcs; + }; +-- +2.7.4 + |