mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-27 19:29:37 +00:00
Code Issues Releases Wiki Activity

drm/amd/display: Integrating MPC pseudocode

Browse source 
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>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Bernstein 2017-11-06 16:38:55 -05:00 committed by Alex Deucher
parent 4b87d3a87d
commit feb4a3cd8e
7 changed files with 596 additions and 358 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/gpu/drm/amd/display/dc/dc_hw_types.h
View file

@ -579,8 +579,6 @@ enum dc_timing_standard {
TIMING_STANDARD_MAX
};
enum dc_color_depth {
COLOR_DEPTH_UNDEFINED,
COLOR_DEPTH_666,

144
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
View file

@ -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)

545
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c
View file

@ -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;
last_free_mpcc_id = i;
REG_GET(MPCC_STATUS[i], MPCC_IDLE, &is_idle);
if (is_idle)
return i;
}
/* This assert should never trigger, we have mpcc leak if it does */
ASSERT(last_free_mpcc_id != -1);
mpc10_assert_idle_mpcc(&mpc10->base, last_free_mpcc_id);
return last_free_mpcc_id;
return opp_id;
}
static void mpc10_assert_mpcc_idle_before_connect(struct dcn10_mpc *mpc10, int id)
struct mpcc *mpc1_get_mpcc(struct mpc *mpc, int mpcc_id)
{
struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
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;
}
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;
}
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);
} 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;
}
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);
/* update the blending configuration */
new_mpcc->blnd_cfg = *blnd_cfg;
mpc->funcs->update_blending(mpc, &new_mpcc->blnd_cfg, 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];
/* 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);
}
tree_cfg->dpp[position] = cfg->dpp_id;
tree_cfg->mpcc[position] = mpcc_id;
tree_cfg->num_pipes++;
}
int mpc10_mpcc_add(struct mpc *mpc, struct mpcc_cfg *cfg)
{
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);
} 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);
}
/* 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;
return mpcc_id;
return new_mpcc;
}
void mpc10_update_blend_mode(
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;
int alpha_blnd_mode = cfg->per_pixel_alpha ?
BLND_PP_ALPHA : BLND_GLOBAL_ALPHA;
bool found = false;
int mpcc_id = mpcc_to_remove->mpcc_id;
/* 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;
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 {
/* find mpcc to remove MPCC list */
struct mpcc *temp_mpcc = tree->opp_list;
ASSERT(z_idx < cfg->tree_cfg->num_pipes);
mpcc_id = cfg->tree_cfg->mpcc[z_idx];
while (temp_mpcc && temp_mpcc->mpcc_bot != mpcc_to_remove)
temp_mpcc = temp_mpcc->mpcc_bot;
REG_UPDATE_2(MPCC_CONTROL[mpcc_id],
MPCC_ALPHA_BLND_MODE, alpha_blnd_mode,
MPCC_ALPHA_MULTIPLIED_MODE, cfg->pre_multiplied_alpha);
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);
}
}
}
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);
/* 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);
}
}
int mpc10_get_opp_id(struct mpc *mpc, int mpcc_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 mpc1_reset_mpcc(
struct mpc *mpc,
int mpcc_id)
{
struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
int opp_id = 0xF;
REG_GET(MPCC_OPP_ID[mpcc_id], MPCC_OPP_ID, &opp_id);
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 opp_id;
void mpc1_init_mpcc_list_from_hw(
struct mpc *mpc,
struct mpc_tree *tree)
{
struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
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;
}
}
}
}
}
}
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);
}

87
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.h
View file

@ -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);
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 mpc10_mpcc_remove(
struct mpc *mpc,
struct mpc_tree_cfg *tree_cfg,
int opp_id,
int dpp_id);
void mpc1_remove_mpcc(
struct mpc *mpc,
struct mpc_tree *tree,
struct mpcc *mpcc);
void mpc10_assert_idle_mpcc(
struct mpc *mpc,
int id);
void mpc1_reset_mpcc(
struct mpc *mpc,
int mpcc_id);
void mpc10_update_blend_mode(
struct mpc *mpc,
struct mpcc_cfg *cfg);
int mpc10_get_opp_id(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

9
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_opp.c
View file

@ -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;
}

164
drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
View file

@ -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,
@ -34,46 +37,157 @@ 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);
/*
* 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);
/*
* 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);
struct mpcc* (*get_mpcc_for_dpp)(
struct mpc_tree *tree,
int dpp_id);
void (*wait_for_idle)(struct mpc *mpc, int id);
void (*update_blend_mode)(struct mpc *mpc, struct mpcc_cfg *cfg);
void (*assert_mpcc_idle_before_connect)(struct mpc *mpc, int mpcc_id);
void (*init_mpcc_list_from_hw)(
struct mpc *mpc,
struct mpc_tree *tree);
int (*get_opp_id)(struct mpc *mpc, int mpcc_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 (*set_ocsc_default)(struct mpc *mpc,
int opp_id,
enum dc_color_space color_space,
enum mpc_output_csc_mode ocsc_mode);
};
#endif

3
drivers/gpu/drm/amd/display/dc/inc/hw/opp.h
View file

@ -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;
};