[PATCH 3/9] drm/amd/display: Revert regression
Qingqing Zhuo
qingqing.zhuo at amd.com
Wed Aug 5 17:40:52 UTC 2020
From: Alvin Lee <alvin.lee2 at amd.com>
[Why]
Caused pipe split regression
Signed-off-by: Alvin Lee <alvin.lee2 at amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr at amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo at amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 10 --
.../drm/amd/display/dc/dcn20/dcn20_hwseq.c | 114 ------------------
.../drm/amd/display/dc/dcn20/dcn20_hwseq.h | 7 --
.../gpu/drm/amd/display/dc/dcn20/dcn20_init.c | 2 -
.../gpu/drm/amd/display/dc/dcn21/dcn21_init.c | 2 -
.../gpu/drm/amd/display/dc/dcn30/dcn30_init.c | 2 -
.../gpu/drm/amd/display/dc/inc/hw_sequencer.h | 4 -
7 files changed, 141 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index ebbb8182228d..5aa3b89471c3 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -2300,7 +2300,6 @@ static void commit_planes_for_stream(struct dc *dc,
enum surface_update_type update_type,
struct dc_state *context)
{
- bool mpcc_disconnected = false;
int i, j;
struct pipe_ctx *top_pipe_to_program = NULL;
@@ -2331,15 +2330,6 @@ static void commit_planes_for_stream(struct dc *dc,
context_clock_trace(dc, context);
}
- if (update_type != UPDATE_TYPE_FAST && dc->hwss.interdependent_update_lock &&
- dc->hwss.disconnect_pipes && dc->hwss.wait_for_pending_cleared){
- dc->hwss.interdependent_update_lock(dc, context, true);
- mpcc_disconnected = dc->hwss.disconnect_pipes(dc, context);
- dc->hwss.interdependent_update_lock(dc, context, false);
- if (mpcc_disconnected)
- dc->hwss.wait_for_pending_cleared(dc, context);
- }
-
for (j = 0; j < dc->res_pool->pipe_count; j++) {
struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j];
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index 73eb4e76a0b1..66180b4332f1 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1624,120 +1624,6 @@ static void dcn20_program_pipe(
}
}
-bool dcn20_disconnect_pipes(
- struct dc *dc,
- struct dc_state *context)
-{
- int i;
- struct dce_hwseq *hws = dc->hwseq;
- bool mpcc_disconnected = false;
- DC_LOGGER_INIT(dc->ctx->logger);
-
- /* Set pipe update flags and lock pipes */
- for (i = 0; i < dc->res_pool->pipe_count; i++)
- dcn20_detect_pipe_changes(&dc->current_state->res_ctx.pipe_ctx[i],
- &context->res_ctx.pipe_ctx[i]);
-
- if (!IS_DIAG_DC(dc->ctx->dce_environment)) {
- /* OTG blank before disabling all front ends */
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- if (context->res_ctx.pipe_ctx[i].update_flags.bits.disable
- && !context->res_ctx.pipe_ctx[i].top_pipe
- && !context->res_ctx.pipe_ctx[i].prev_odm_pipe
- && context->res_ctx.pipe_ctx[i].stream) {
- hws->funcs.blank_pixel_data(dc, &context->res_ctx.pipe_ctx[i], true);
- }
- }
-
- /* Disconnect mpcc */
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- if (context->res_ctx.pipe_ctx[i].update_flags.bits.disable) {
- hws->funcs.plane_atomic_disconnect(dc, &dc->current_state->res_ctx.pipe_ctx[i]);
- DC_LOG_DC("Reset mpcc for pipe %d\n", dc->current_state->res_ctx.pipe_ctx[i].pipe_idx);
- mpcc_disconnected = true;
- }
- }
- }
-
- if (mpcc_disconnected) {
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
- struct pipe_ctx *old_pipe = &dc->current_state->res_ctx.pipe_ctx[i];
- struct dc_plane_state *plane_state = pipe_ctx->plane_state;
- struct hubp *hubp = pipe_ctx->plane_res.hubp;
-
- if (!pipe_ctx || !plane_state || !pipe_ctx->stream)
- continue;
-
- // Only update scaler and viewport here if we lose a pipe split.
- // This is to prevent half the screen from being black when we
- // unlock after disconnecting MPCC.
- if (!(old_pipe && !pipe_ctx->top_pipe &&
- !pipe_ctx->bottom_pipe && old_pipe->bottom_pipe))
- continue;
-
- if (pipe_ctx->update_flags.raw || pipe_ctx->plane_state->update_flags.raw || pipe_ctx->stream->update_flags.raw) {
- if (pipe_ctx->update_flags.bits.scaler ||
- plane_state->update_flags.bits.scaling_change ||
- plane_state->update_flags.bits.position_change ||
- plane_state->update_flags.bits.per_pixel_alpha_change ||
- pipe_ctx->stream->update_flags.bits.scaling) {
-
- pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->plane_state->per_pixel_alpha;
- ASSERT(pipe_ctx->plane_res.scl_data.lb_params.depth == LB_PIXEL_DEPTH_30BPP);
- /* scaler configuration */
- pipe_ctx->plane_res.dpp->funcs->dpp_set_scaler(
- pipe_ctx->plane_res.dpp, &pipe_ctx->plane_res.scl_data);
- }
-
- if (pipe_ctx->update_flags.bits.viewport ||
- (context == dc->current_state && plane_state->update_flags.bits.position_change) ||
- (context == dc->current_state && plane_state->update_flags.bits.scaling_change) ||
- (context == dc->current_state && pipe_ctx->stream->update_flags.bits.scaling)) {
-
- hubp->funcs->mem_program_viewport(
- hubp,
- &pipe_ctx->plane_res.scl_data.viewport,
- &pipe_ctx->plane_res.scl_data.viewport_c);
- }
- }
- }
- }
- return mpcc_disconnected;
-}
-
-void dcn20_wait_for_pending_cleared(struct dc *dc,
- struct dc_state *context)
-{
- struct pipe_ctx *pipe_ctx;
- struct timing_generator *tg;
- int i;
-
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- pipe_ctx = &context->res_ctx.pipe_ctx[i];
- tg = pipe_ctx->stream_res.tg;
-
- /*
- * Only wait for top pipe's tg penindg bit
- * Also skip if pipe is disabled.
- */
- if (pipe_ctx->top_pipe ||
- !pipe_ctx->stream || !pipe_ctx->plane_state ||
- !tg->funcs->is_tg_enabled(tg))
- continue;
-
- /*
- * Wait for VBLANK then VACTIVE to ensure we get VUPDATE.
- * For some reason waiting for OTG_UPDATE_PENDING cleared
- * seems to not trigger the update right away, and if we
- * lock again before VUPDATE then we don't get a separated
- * operation.
- */
- pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VBLANK);
- pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, CRTC_STATE_VACTIVE);
- }
-}
-
void dcn20_program_front_end_for_ctx(
struct dc *dc,
struct dc_state *context)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.h
index 7befd35a2359..83220e34c1a9 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.h
@@ -131,13 +131,6 @@ void dcn20_dccg_init(struct dce_hwseq *hws);
int dcn20_init_sys_ctx(struct dce_hwseq *hws,
struct dc *dc,
struct dc_phy_addr_space_config *pa_config);
-bool dcn20_disconnect_pipes(
- struct dc *dc,
- struct dc_state *context);
-
-void dcn20_wait_for_pending_cleared(struct dc *dc,
- struct dc_state *context);
-
#ifndef TRIM_FSFT
bool dcn20_optimize_timing_for_fsft(struct dc *dc,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c
index 55afb70d33e5..3dde6f26de47 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c
@@ -34,8 +34,6 @@ static const struct hw_sequencer_funcs dcn20_funcs = {
.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
.apply_ctx_for_surface = NULL,
.program_front_end_for_ctx = dcn20_program_front_end_for_ctx,
- .disconnect_pipes = dcn20_disconnect_pipes,
- .wait_for_pending_cleared = dcn20_wait_for_pending_cleared,
.post_unlock_program_front_end = dcn20_post_unlock_program_front_end,
.update_plane_addr = dcn20_update_plane_addr,
.update_dchub = dcn10_update_dchub,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c
index 264302b27d4f..b187f71afa65 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c
@@ -35,8 +35,6 @@ static const struct hw_sequencer_funcs dcn21_funcs = {
.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
.apply_ctx_for_surface = NULL,
.program_front_end_for_ctx = dcn20_program_front_end_for_ctx,
- .disconnect_pipes = dcn20_disconnect_pipes,
- .wait_for_pending_cleared = dcn20_wait_for_pending_cleared,
.post_unlock_program_front_end = dcn20_post_unlock_program_front_end,
.update_plane_addr = dcn20_update_plane_addr,
.update_dchub = dcn10_update_dchub,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_init.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_init.c
index 845aaf1c816c..9afee7160490 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_init.c
@@ -35,8 +35,6 @@ static const struct hw_sequencer_funcs dcn30_funcs = {
.apply_ctx_to_hw = dce110_apply_ctx_to_hw,
.apply_ctx_for_surface = NULL,
.program_front_end_for_ctx = dcn20_program_front_end_for_ctx,
- .disconnect_pipes = dcn20_disconnect_pipes,
- .wait_for_pending_cleared = dcn20_wait_for_pending_cleared,
.post_unlock_program_front_end = dcn20_post_unlock_program_front_end,
.update_plane_addr = dcn20_update_plane_addr,
.update_dchub = dcn10_update_dchub,
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h
index 64c1be818b0e..3c986717dcd5 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h
@@ -67,10 +67,6 @@ struct hw_sequencer_funcs {
int num_planes, struct dc_state *context);
void (*program_front_end_for_ctx)(struct dc *dc,
struct dc_state *context);
- bool (*disconnect_pipes)(struct dc *dc,
- struct dc_state *context);
- void (*wait_for_pending_cleared)(struct dc *dc,
- struct dc_state *context);
void (*post_unlock_program_front_end)(struct dc *dc,
struct dc_state *context);
void (*update_plane_addr)(const struct dc *dc,
--
2.17.1
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