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path: root/drivers/gpu/drm/amd/display/dc/core/dc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc.c1019
1 files changed, 670 insertions, 349 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 03b554e912a20d..236876d95185b5 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -36,6 +36,7 @@
#include "resource.h"
#include "dc_state.h"
#include "dc_state_priv.h"
+#include "dc_plane_priv.h"
#include "gpio_service_interface.h"
#include "clk_mgr.h"
@@ -212,7 +213,8 @@ static bool create_links(
connectors_num,
num_virtual_links);
- for (i = 0; i < connectors_num; i++) {
+ // condition loop on link_count to allow skipping invalid indices
+ for (i = 0; dc->link_count < connectors_num && i < MAX_LINKS; i++) {
struct link_init_data link_init_params = {0};
struct dc_link *link;
@@ -386,6 +388,30 @@ static void dc_perf_trace_destroy(struct dc_perf_trace **perf_trace)
*perf_trace = NULL;
}
+static bool set_long_vtotal(struct dc *dc, struct dc_stream_state *stream, struct dc_crtc_timing_adjust *adjust)
+{
+ if (!dc || !stream || !adjust)
+ return false;
+
+ if (!dc->current_state)
+ return false;
+
+ int i;
+
+ for (i = 0; i < MAX_PIPES; i++) {
+ struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
+
+ if (pipe->stream == stream && pipe->stream_res.tg) {
+ if (dc->hwss.set_long_vtotal)
+ dc->hwss.set_long_vtotal(&pipe, 1, adjust->v_total_min, adjust->v_total_max);
+
+ return true;
+ }
+ }
+
+ return false;
+}
+
/**
* dc_stream_adjust_vmin_vmax - look up pipe context & update parts of DRR
* @dc: dc reference
@@ -420,6 +446,15 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc,
stream->adjust.v_total_mid = adjust->v_total_mid;
stream->adjust.v_total_mid_frame_num = adjust->v_total_mid_frame_num;
stream->adjust.v_total_min = adjust->v_total_min;
+ stream->adjust.allow_otg_v_count_halt = adjust->allow_otg_v_count_halt;
+
+ if (dc->caps.max_v_total != 0 &&
+ (adjust->v_total_max > dc->caps.max_v_total || adjust->v_total_min > dc->caps.max_v_total)) {
+ if (adjust->allow_otg_v_count_halt)
+ return set_long_vtotal(dc, stream, adjust);
+ else
+ return false;
+ }
for (i = 0; i < MAX_PIPES; i++) {
struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
@@ -1055,8 +1090,7 @@ static bool dc_construct(struct dc *dc,
* is initialized in dc_create_resource_pool because
* on creation it copies the contents of dc->dml
*/
-
- dc->current_state = dc_state_create(dc);
+ dc->current_state = dc_state_create(dc, NULL);
if (!dc->current_state) {
dm_error("%s: failed to create validate ctx\n", __func__);
@@ -1272,7 +1306,7 @@ static void disable_vbios_mode_if_required(
if (link != NULL && link->link_enc->funcs->is_dig_enabled(link->link_enc)) {
unsigned int enc_inst, tg_inst = 0;
- unsigned int pix_clk_100hz;
+ unsigned int pix_clk_100hz = 0;
enc_inst = link->link_enc->funcs->get_dig_frontend(link->link_enc);
if (enc_inst != ENGINE_ID_UNKNOWN) {
@@ -1759,7 +1793,7 @@ bool dc_validate_boot_timing(const struct dc *dc,
return false;
if (dc_is_dp_signal(link->connector_signal)) {
- unsigned int pix_clk_100hz;
+ unsigned int pix_clk_100hz = 0;
uint32_t numOdmPipes = 1;
uint32_t id_src[4] = {0};
@@ -1801,6 +1835,9 @@ bool dc_validate_boot_timing(const struct dc *dc,
return false;
}
+ if (link->dpcd_caps.channel_coding_cap.bits.DP_128b_132b_SUPPORTED)
+ return false;
+
if (dc->link_srv->edp_is_ilr_optimization_required(link, crtc_timing)) {
DC_LOG_EVENT_LINK_TRAINING("Seamless boot disabled to optimize eDP link rate\n");
return false;
@@ -2085,15 +2122,14 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c
return result;
}
-static bool commit_minimal_transition_state_legacy(struct dc *dc,
+static bool commit_minimal_transition_state(struct dc *dc,
struct dc_state *transition_base_context);
/**
* dc_commit_streams - Commit current stream state
*
* @dc: DC object with the commit state to be configured in the hardware
- * @streams: Array with a list of stream state
- * @stream_count: Total of streams
+ * @params: Parameters for the commit, including the streams to be committed
*
* Function responsible for commit streams change to the hardware.
*
@@ -2101,9 +2137,7 @@ static bool commit_minimal_transition_state_legacy(struct dc *dc,
* Return DC_OK if everything work as expected, otherwise, return a dc_status
* code.
*/
-enum dc_status dc_commit_streams(struct dc *dc,
- struct dc_stream_state *streams[],
- uint8_t stream_count)
+enum dc_status dc_commit_streams(struct dc *dc, struct dc_commit_streams_params *params)
{
int i, j;
struct dc_state *context;
@@ -2112,18 +2146,22 @@ enum dc_status dc_commit_streams(struct dc *dc,
struct pipe_ctx *pipe;
bool handle_exit_odm2to1 = false;
+ if (!params)
+ return DC_ERROR_UNEXPECTED;
+
if (dc->ctx->dce_environment == DCE_ENV_VIRTUAL_HW)
return res;
- if (!streams_changed(dc, streams, stream_count))
+ if (!streams_changed(dc, params->streams, params->stream_count) &&
+ dc->current_state->power_source == params->power_source)
return res;
dc_exit_ips_for_hw_access(dc);
- DC_LOG_DC("%s: %d streams\n", __func__, stream_count);
+ DC_LOG_DC("%s: %d streams\n", __func__, params->stream_count);
- for (i = 0; i < stream_count; i++) {
- struct dc_stream_state *stream = streams[i];
+ for (i = 0; i < params->stream_count; i++) {
+ struct dc_stream_state *stream = params->streams[i];
struct dc_stream_status *status = dc_stream_get_status(stream);
dc_stream_log(dc, stream);
@@ -2141,7 +2179,7 @@ enum dc_status dc_commit_streams(struct dc *dc,
* scenario, it uses extra pipes than needed to reduce power consumption
* We need to switch off this feature to make room for new streams.
*/
- if (stream_count > dc->current_state->stream_count &&
+ if (params->stream_count > dc->current_state->stream_count &&
dc->current_state->stream_count == 1) {
for (i = 0; i < dc->res_pool->pipe_count; i++) {
pipe = &dc->current_state->res_ctx.pipe_ctx[i];
@@ -2151,13 +2189,15 @@ enum dc_status dc_commit_streams(struct dc *dc,
}
if (handle_exit_odm2to1)
- res = commit_minimal_transition_state_legacy(dc, dc->current_state);
+ res = commit_minimal_transition_state(dc, dc->current_state);
context = dc_state_create_current_copy(dc);
if (!context)
goto context_alloc_fail;
- res = dc_validate_with_context(dc, set, stream_count, context, false);
+ context->power_source = params->power_source;
+
+ res = dc_validate_with_context(dc, set, params->stream_count, context, false);
if (res != DC_OK) {
BREAK_TO_DEBUGGER();
goto fail;
@@ -2165,16 +2205,16 @@ enum dc_status dc_commit_streams(struct dc *dc,
res = dc_commit_state_no_check(dc, context);
- for (i = 0; i < stream_count; i++) {
+ for (i = 0; i < params->stream_count; i++) {
for (j = 0; j < context->stream_count; j++) {
- if (streams[i]->stream_id == context->streams[j]->stream_id)
- streams[i]->out.otg_offset = context->stream_status[j].primary_otg_inst;
+ if (params->streams[i]->stream_id == context->streams[j]->stream_id)
+ params->streams[i]->out.otg_offset = context->stream_status[j].primary_otg_inst;
- if (dc_is_embedded_signal(streams[i]->signal)) {
- struct dc_stream_status *status = dc_state_get_stream_status(context, streams[i]);
+ if (dc_is_embedded_signal(params->streams[i]->signal)) {
+ struct dc_stream_status *status = dc_state_get_stream_status(context, params->streams[i]);
if (dc->hwss.is_abm_supported)
- status->is_abm_supported = dc->hwss.is_abm_supported(dc, context, streams[i]);
+ status->is_abm_supported = dc->hwss.is_abm_supported(dc, context, params->streams[i]);
else
status->is_abm_supported = true;
}
@@ -2818,55 +2858,45 @@ static void copy_surface_update_to_plane(
srf_update->plane_info->layer_index;
}
- if (srf_update->gamma &&
- (surface->gamma_correction !=
- srf_update->gamma)) {
- memcpy(&surface->gamma_correction->entries,
+ if (srf_update->gamma) {
+ memcpy(&surface->gamma_correction.entries,
&srf_update->gamma->entries,
sizeof(struct dc_gamma_entries));
- surface->gamma_correction->is_identity =
+ surface->gamma_correction.is_identity =
srf_update->gamma->is_identity;
- surface->gamma_correction->num_entries =
+ surface->gamma_correction.num_entries =
srf_update->gamma->num_entries;
- surface->gamma_correction->type =
+ surface->gamma_correction.type =
srf_update->gamma->type;
}
- if (srf_update->in_transfer_func &&
- (surface->in_transfer_func !=
- srf_update->in_transfer_func)) {
- surface->in_transfer_func->sdr_ref_white_level =
+ if (srf_update->in_transfer_func) {
+ surface->in_transfer_func.sdr_ref_white_level =
srf_update->in_transfer_func->sdr_ref_white_level;
- surface->in_transfer_func->tf =
+ surface->in_transfer_func.tf =
srf_update->in_transfer_func->tf;
- surface->in_transfer_func->type =
+ surface->in_transfer_func.type =
srf_update->in_transfer_func->type;
- memcpy(&surface->in_transfer_func->tf_pts,
+ memcpy(&surface->in_transfer_func.tf_pts,
&srf_update->in_transfer_func->tf_pts,
sizeof(struct dc_transfer_func_distributed_points));
}
- if (srf_update->func_shaper &&
- (surface->in_shaper_func !=
- srf_update->func_shaper))
- memcpy(surface->in_shaper_func, srf_update->func_shaper,
- sizeof(*surface->in_shaper_func));
+ if (srf_update->func_shaper)
+ memcpy(&surface->in_shaper_func, srf_update->func_shaper,
+ sizeof(surface->in_shaper_func));
- if (srf_update->lut3d_func &&
- (surface->lut3d_func !=
- srf_update->lut3d_func))
- memcpy(surface->lut3d_func, srf_update->lut3d_func,
- sizeof(*surface->lut3d_func));
+ if (srf_update->lut3d_func)
+ memcpy(&surface->lut3d_func, srf_update->lut3d_func,
+ sizeof(surface->lut3d_func));
if (srf_update->hdr_mult.value)
surface->hdr_mult =
srf_update->hdr_mult;
- if (srf_update->blend_tf &&
- (surface->blend_tf !=
- srf_update->blend_tf))
- memcpy(surface->blend_tf, srf_update->blend_tf,
- sizeof(*surface->blend_tf));
+ if (srf_update->blend_tf)
+ memcpy(&surface->blend_tf, srf_update->blend_tf,
+ sizeof(surface->blend_tf));
if (srf_update->input_csc_color_matrix)
surface->input_csc_color_matrix =
@@ -2897,14 +2927,13 @@ static void copy_stream_update_to_stream(struct dc *dc,
if (update->dst.height && update->dst.width)
stream->dst = update->dst;
- if (update->out_transfer_func &&
- stream->out_transfer_func != update->out_transfer_func) {
- stream->out_transfer_func->sdr_ref_white_level =
+ if (update->out_transfer_func) {
+ stream->out_transfer_func.sdr_ref_white_level =
update->out_transfer_func->sdr_ref_white_level;
- stream->out_transfer_func->tf = update->out_transfer_func->tf;
- stream->out_transfer_func->type =
+ stream->out_transfer_func.tf = update->out_transfer_func->tf;
+ stream->out_transfer_func.type =
update->out_transfer_func->type;
- memcpy(&stream->out_transfer_func->tf_pts,
+ memcpy(&stream->out_transfer_func.tf_pts,
&update->out_transfer_func->tf_pts,
sizeof(struct dc_transfer_func_distributed_points));
}
@@ -3017,15 +3046,8 @@ static void backup_planes_and_stream_state(
for (i = 0; i < status->plane_count; i++) {
scratch->plane_states[i] = *status->plane_states[i];
- scratch->gamma_correction[i] = *status->plane_states[i]->gamma_correction;
- scratch->in_transfer_func[i] = *status->plane_states[i]->in_transfer_func;
- scratch->lut3d_func[i] = *status->plane_states[i]->lut3d_func;
- scratch->in_shaper_func[i] = *status->plane_states[i]->in_shaper_func;
- scratch->blend_tf[i] = *status->plane_states[i]->blend_tf;
}
scratch->stream_state = *stream;
- if (stream->out_transfer_func)
- scratch->out_transfer_func = *stream->out_transfer_func;
}
static void restore_planes_and_stream_state(
@@ -3040,17 +3062,67 @@ static void restore_planes_and_stream_state(
for (i = 0; i < status->plane_count; i++) {
*status->plane_states[i] = scratch->plane_states[i];
- *status->plane_states[i]->gamma_correction = scratch->gamma_correction[i];
- *status->plane_states[i]->in_transfer_func = scratch->in_transfer_func[i];
- *status->plane_states[i]->lut3d_func = scratch->lut3d_func[i];
- *status->plane_states[i]->in_shaper_func = scratch->in_shaper_func[i];
- *status->plane_states[i]->blend_tf = scratch->blend_tf[i];
}
*stream = scratch->stream_state;
- if (stream->out_transfer_func)
- *stream->out_transfer_func = scratch->out_transfer_func;
}
+/**
+ * update_seamless_boot_flags() - Helper function for updating seamless boot flags
+ *
+ * @dc: Current DC state
+ * @context: New DC state to be programmed
+ * @surface_count: Number of surfaces that have an updated
+ * @stream: Corresponding stream to be updated in the current flip
+ *
+ * Updating seamless boot flags do not need to be part of the commit sequence. This
+ * helper function will update the seamless boot flags on each flip (if required)
+ * outside of the HW commit sequence (fast or slow).
+ *
+ * Return: void
+ */
+static void update_seamless_boot_flags(struct dc *dc,
+ struct dc_state *context,
+ int surface_count,
+ struct dc_stream_state *stream)
+{
+ if (get_seamless_boot_stream_count(context) > 0 && surface_count > 0) {
+ /* Optimize seamless boot flag keeps clocks and watermarks high until
+ * first flip. After first flip, optimization is required to lower
+ * bandwidth. Important to note that it is expected UEFI will
+ * only light up a single display on POST, therefore we only expect
+ * one stream with seamless boot flag set.
+ */
+ if (stream->apply_seamless_boot_optimization) {
+ stream->apply_seamless_boot_optimization = false;
+
+ if (get_seamless_boot_stream_count(context) == 0)
+ dc->optimized_required = true;
+ }
+ }
+}
+
+/**
+ * update_planes_and_stream_state() - The function takes planes and stream
+ * updates as inputs and determines the appropriate update type. If update type
+ * is FULL, the function allocates a new context, populates and validates it.
+ * Otherwise, it updates current dc context. The function will return both
+ * new_context and new_update_type back to the caller. The function also backs
+ * up both current and new contexts into corresponding dc state scratch memory.
+ * TODO: The function does too many things, and even conditionally allocates dc
+ * context memory implicitly. We should consider to break it down.
+ *
+ * @dc: Current DC state
+ * @srf_updates: an array of surface updates
+ * @surface_count: surface update count
+ * @stream: Corresponding stream to be updated
+ * @stream_update: stream update
+ * @new_update_type: [out] determined update type by the function
+ * @new_context: [out] new context allocated and validated if update type is
+ * FULL, reference to current context if update type is less than FULL.
+ *
+ * Return: true if a valid update is populated into new_context, false
+ * otherwise.
+ */
static bool update_planes_and_stream_state(struct dc *dc,
struct dc_surface_update *srf_updates, int surface_count,
struct dc_stream_state *stream,
@@ -3074,9 +3146,10 @@ static bool update_planes_and_stream_state(struct dc *dc,
}
context = dc->current_state;
- backup_planes_and_stream_state(&dc->current_state->scratch, stream);
update_type = dc_check_update_surfaces_for_stream(
dc, srf_updates, surface_count, stream_update, stream_status);
+ if (update_type == UPDATE_TYPE_FULL)
+ backup_planes_and_stream_state(&dc->scratch.current_state, stream);
/* update current stream with the new updates */
copy_stream_update_to_stream(dc, context, stream, stream_update);
@@ -3145,7 +3218,10 @@ static bool update_planes_and_stream_state(struct dc *dc,
for (i = 0; i < surface_count; i++) {
struct dc_plane_state *surface = srf_updates[i].surface;
- if (update_type >= UPDATE_TYPE_MED) {
+ if (update_type != UPDATE_TYPE_MED)
+ continue;
+ if (surface->update_flags.bits.clip_size_change ||
+ surface->update_flags.bits.position_change) {
for (j = 0; j < dc->res_pool->pipe_count; j++) {
struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j];
@@ -3162,19 +3238,13 @@ static bool update_planes_and_stream_state(struct dc *dc,
BREAK_TO_DEBUGGER();
goto fail;
}
-
- for (i = 0; i < context->stream_count; i++) {
- struct pipe_ctx *otg_master = resource_get_otg_master_for_stream(&context->res_ctx,
- context->streams[i]);
-
- if (otg_master && otg_master->stream->test_pattern.type != DP_TEST_PATTERN_VIDEO_MODE)
- resource_build_test_pattern_params(&context->res_ctx, otg_master);
- }
}
+ update_seamless_boot_flags(dc, context, surface_count, stream);
*new_context = context;
*new_update_type = update_type;
- backup_planes_and_stream_state(&context->scratch, stream);
+ if (update_type == UPDATE_TYPE_FULL)
+ backup_planes_and_stream_state(&dc->scratch.new_state, stream);
return true;
@@ -3263,12 +3333,26 @@ static void commit_planes_do_stream_update(struct dc *dc,
}
if (stream_update->pending_test_pattern) {
- dc_link_dp_set_test_pattern(stream->link,
+ /*
+ * test pattern params depends on ODM topology
+ * changes that we could be applying to front
+ * end. Since at the current stage front end
+ * changes are not yet applied. We can only
+ * apply test pattern in hw based on current
+ * state and populate the final test pattern
+ * params in new state. If current and new test
+ * pattern params are different as result of
+ * different ODM topology being used, it will be
+ * detected and handle during front end
+ * programming update.
+ */
+ dc->link_srv->dp_set_test_pattern(stream->link,
stream->test_pattern.type,
stream->test_pattern.color_space,
stream->test_pattern.p_link_settings,
stream->test_pattern.p_custom_pattern,
stream->test_pattern.cust_pattern_size);
+ resource_build_test_pattern_params(&context->res_ctx, pipe_ctx);
}
if (stream_update->dpms_off) {
@@ -3365,6 +3449,7 @@ void dc_dmub_update_dirty_rect(struct dc *dc,
if (srf_updates[i].surface->flip_immediate)
continue;
+ update_dirty_rect->cmd_version = DMUB_CMD_PSR_CONTROL_VERSION_1;
update_dirty_rect->dirty_rect_count = flip_addr->dirty_rect_count;
memcpy(update_dirty_rect->src_dirty_rects, flip_addr->dirty_rects,
sizeof(flip_addr->dirty_rects));
@@ -3481,6 +3566,7 @@ static void commit_planes_for_stream_fast(struct dc *dc,
int i, j;
struct pipe_ctx *top_pipe_to_program = NULL;
struct dc_stream_status *stream_status = NULL;
+
dc_exit_ips_for_hw_access(dc);
dc_z10_restore(dc);
@@ -3538,7 +3624,8 @@ static void commit_planes_for_stream_fast(struct dc *dc,
context->block_sequence,
&(context->block_sequence_steps),
top_pipe_to_program,
- stream_status);
+ stream_status,
+ context);
hwss_execute_sequence(dc,
context->block_sequence,
context->block_sequence_steps);
@@ -4067,24 +4154,14 @@ struct pipe_split_policy_backup {
bool dynamic_odm_policy;
bool subvp_policy;
enum pipe_split_policy mpc_policy;
+ char force_odm[MAX_PIPES];
};
-static void release_minimal_transition_state(struct dc *dc,
- struct dc_state *context, struct pipe_split_policy_backup *policy)
-{
- dc_state_release(context);
- /* restore previous pipe split and odm policy */
- if (!dc->config.is_vmin_only_asic)
- dc->debug.pipe_split_policy = policy->mpc_policy;
- dc->debug.enable_single_display_2to1_odm_policy = policy->dynamic_odm_policy;
- dc->debug.force_disable_subvp = policy->subvp_policy;
-}
-
-static struct dc_state *create_minimal_transition_state(struct dc *dc,
- struct dc_state *base_context, struct pipe_split_policy_backup *policy)
+static void backup_and_set_minimal_pipe_split_policy(struct dc *dc,
+ struct dc_state *context,
+ struct pipe_split_policy_backup *policy)
{
- struct dc_state *minimal_transition_context = NULL;
- unsigned int i, j;
+ int i;
if (!dc->config.is_vmin_only_asic) {
policy->mpc_policy = dc->debug.pipe_split_policy;
@@ -4094,97 +4171,257 @@ static struct dc_state *create_minimal_transition_state(struct dc *dc,
dc->debug.enable_single_display_2to1_odm_policy = false;
policy->subvp_policy = dc->debug.force_disable_subvp;
dc->debug.force_disable_subvp = true;
+ for (i = 0; i < context->stream_count; i++) {
+ policy->force_odm[i] = context->streams[i]->debug.force_odm_combine_segments;
+ context->streams[i]->debug.force_odm_combine_segments = 0;
+ }
+}
+
+static void restore_minimal_pipe_split_policy(struct dc *dc,
+ struct dc_state *context,
+ struct pipe_split_policy_backup *policy)
+{
+ uint8_t i;
+
+ if (!dc->config.is_vmin_only_asic)
+ dc->debug.pipe_split_policy = policy->mpc_policy;
+ dc->debug.enable_single_display_2to1_odm_policy =
+ policy->dynamic_odm_policy;
+ dc->debug.force_disable_subvp = policy->subvp_policy;
+ for (i = 0; i < context->stream_count; i++)
+ context->streams[i]->debug.force_odm_combine_segments = policy->force_odm[i];
+}
+
+static void release_minimal_transition_state(struct dc *dc,
+ struct dc_state *minimal_transition_context,
+ struct dc_state *base_context,
+ struct pipe_split_policy_backup *policy)
+{
+ restore_minimal_pipe_split_policy(dc, base_context, policy);
+ dc_state_release(minimal_transition_context);
+}
+
+static void force_vsync_flip_in_minimal_transition_context(struct dc_state *context)
+{
+ uint8_t i;
+ int j;
+ struct dc_stream_status *stream_status;
+
+ for (i = 0; i < context->stream_count; i++) {
+ stream_status = &context->stream_status[i];
+
+ for (j = 0; j < stream_status->plane_count; j++)
+ stream_status->plane_states[j]->flip_immediate = false;
+ }
+}
+
+static struct dc_state *create_minimal_transition_state(struct dc *dc,
+ struct dc_state *base_context, struct pipe_split_policy_backup *policy)
+{
+ struct dc_state *minimal_transition_context = NULL;
minimal_transition_context = dc_state_create_copy(base_context);
if (!minimal_transition_context)
return NULL;
+ backup_and_set_minimal_pipe_split_policy(dc, base_context, policy);
/* commit minimal state */
if (dc->res_pool->funcs->validate_bandwidth(dc, minimal_transition_context, false)) {
- for (i = 0; i < minimal_transition_context->stream_count; i++) {
- struct dc_stream_status *stream_status = &minimal_transition_context->stream_status[i];
-
- for (j = 0; j < stream_status->plane_count; j++) {
- struct dc_plane_state *plane_state = stream_status->plane_states[j];
-
- /* force vsync flip when reconfiguring pipes to prevent underflow
- * and corruption
- */
- plane_state->flip_immediate = false;
- }
- }
+ /* prevent underflow and corruption when reconfiguring pipes */
+ force_vsync_flip_in_minimal_transition_context(minimal_transition_context);
} else {
- /* this should never happen */
- release_minimal_transition_state(dc, minimal_transition_context, policy);
+ /*
+ * This should never happen, minimal transition state should
+ * always be validated first before adding pipe split features.
+ */
+ release_minimal_transition_state(dc, minimal_transition_context, base_context, policy);
BREAK_TO_DEBUGGER();
minimal_transition_context = NULL;
}
return minimal_transition_context;
}
+static bool is_pipe_topology_transition_seamless_with_intermediate_step(
+ struct dc *dc,
+ struct dc_state *initial_state,
+ struct dc_state *intermediate_state,
+ struct dc_state *final_state)
+{
+ return dc->hwss.is_pipe_topology_transition_seamless(dc, initial_state,
+ intermediate_state) &&
+ dc->hwss.is_pipe_topology_transition_seamless(dc,
+ intermediate_state, final_state);
+}
+
+static void swap_and_release_current_context(struct dc *dc,
+ struct dc_state *new_context, struct dc_stream_state *stream)
+{
+
+ int i;
+ struct dc_state *old = dc->current_state;
+ struct pipe_ctx *pipe_ctx;
+
+ /* Since memory free requires elevated IRQ, an interrupt
+ * request is generated by mem free. If this happens
+ * between freeing and reassigning the context, our vsync
+ * interrupt will call into dc and cause a memory
+ * corruption. Hence, we first reassign the context,
+ * then free the old context.
+ */
+ dc->current_state = new_context;
+ dc_state_release(old);
+
+ // clear any forced full updates
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+ pipe_ctx = &new_context->res_ctx.pipe_ctx[i];
+
+ if (pipe_ctx->plane_state && pipe_ctx->stream == stream)
+ pipe_ctx->plane_state->force_full_update = false;
+ }
+}
+
+static int initialize_empty_surface_updates(
+ struct dc_stream_state *stream,
+ struct dc_surface_update *srf_updates)
+{
+ struct dc_stream_status *status = dc_stream_get_status(stream);
+ int i;
+
+ if (!status)
+ return 0;
+
+ for (i = 0; i < status->plane_count; i++)
+ srf_updates[i].surface = status->plane_states[i];
+
+ return status->plane_count;
+}
+
+static bool commit_minimal_transition_based_on_new_context(struct dc *dc,
+ struct dc_state *new_context,
+ struct dc_stream_state *stream,
+ struct dc_surface_update *srf_updates,
+ int surface_count)
+{
+ bool success = false;
+ struct pipe_split_policy_backup policy;
+ struct dc_state *intermediate_context =
+ create_minimal_transition_state(dc, new_context,
+ &policy);
+
+ if (intermediate_context) {
+ if (is_pipe_topology_transition_seamless_with_intermediate_step(
+ dc,
+ dc->current_state,
+ intermediate_context,
+ new_context)) {
+ DC_LOG_DC("commit minimal transition state: base = new state\n");
+ commit_planes_for_stream(dc, srf_updates,
+ surface_count, stream, NULL,
+ UPDATE_TYPE_FULL, intermediate_context);
+ swap_and_release_current_context(
+ dc, intermediate_context, stream);
+ dc_state_retain(dc->current_state);
+ success = true;
+ }
+ release_minimal_transition_state(
+ dc, intermediate_context, new_context, &policy);
+ }
+ return success;
+}
+
+static bool commit_minimal_transition_based_on_current_context(struct dc *dc,
+ struct dc_state *new_context, struct dc_stream_state *stream)
+{
+ bool success = false;
+ struct pipe_split_policy_backup policy;
+ struct dc_state *intermediate_context;
+ struct dc_state *old_current_state = dc->current_state;
+ struct dc_surface_update srf_updates[MAX_SURFACE_NUM] = {0};
+ int surface_count;
+
+ /*
+ * Both current and new contexts share the same stream and plane state
+ * pointers. When new context is validated, stream and planes get
+ * populated with new updates such as new plane addresses. This makes
+ * the current context no longer valid because stream and planes are
+ * modified from the original. We backup current stream and plane states
+ * into scratch space whenever we are populating new context. So we can
+ * restore the original values back by calling the restore function now.
+ * This restores back the original stream and plane states associated
+ * with the current state.
+ */
+ restore_planes_and_stream_state(&dc->scratch.current_state, stream);
+ dc_state_retain(old_current_state);
+ intermediate_context = create_minimal_transition_state(dc,
+ old_current_state, &policy);
+
+ if (intermediate_context) {
+ if (is_pipe_topology_transition_seamless_with_intermediate_step(
+ dc,
+ dc->current_state,
+ intermediate_context,
+ new_context)) {
+ DC_LOG_DC("commit minimal transition state: base = current state\n");
+ surface_count = initialize_empty_surface_updates(
+ stream, srf_updates);
+ commit_planes_for_stream(dc, srf_updates,
+ surface_count, stream, NULL,
+ UPDATE_TYPE_FULL, intermediate_context);
+ swap_and_release_current_context(
+ dc, intermediate_context, stream);
+ dc_state_retain(dc->current_state);
+ success = true;
+ }
+ release_minimal_transition_state(dc, intermediate_context,
+ old_current_state, &policy);
+ }
+ dc_state_release(old_current_state);
+ /*
+ * Restore stream and plane states back to the values associated with
+ * new context.
+ */
+ restore_planes_and_stream_state(&dc->scratch.new_state, stream);
+ return success;
+}
/**
- * commit_minimal_transition_state - Commit a minimal state based on current or new context
+ * commit_minimal_transition_state_in_dc_update - Commit a minimal state based
+ * on current or new context
*
* @dc: DC structure, used to get the current state
- * @context: New context
+ * @new_context: New context
* @stream: Stream getting the update for the flip
+ * @srf_updates: Surface updates
+ * @surface_count: Number of surfaces
*
- * The function takes in current state and new state and determine a minimal transition state
- * as the intermediate step which could make the transition between current and new states
- * seamless. If found, it will commit the minimal transition state and update current state to
- * this minimal transition state and return true, if not, it will return false.
+ * The function takes in current state and new state and determine a minimal
+ * transition state as the intermediate step which could make the transition
+ * between current and new states seamless. If found, it will commit the minimal
+ * transition state and update current state to this minimal transition state
+ * and return true, if not, it will return false.
*
* Return:
* Return True if the minimal transition succeeded, false otherwise
*/
-static bool commit_minimal_transition_state(struct dc *dc,
- struct dc_state *context,
- struct dc_stream_state *stream)
-{
- bool success = false;
- struct dc_state *minimal_transition_context;
- struct pipe_split_policy_backup policy;
-
- /* commit based on new context */
- minimal_transition_context = create_minimal_transition_state(dc,
- context, &policy);
- if (minimal_transition_context) {
- if (dc->hwss.is_pipe_topology_transition_seamless(
- dc, dc->current_state, minimal_transition_context) &&
- dc->hwss.is_pipe_topology_transition_seamless(
- dc, minimal_transition_context, context)) {
- DC_LOG_DC("%s base = new state\n", __func__);
-
- success = dc_commit_state_no_check(dc, minimal_transition_context) == DC_OK;
- }
- release_minimal_transition_state(dc, minimal_transition_context, &policy);
- }
-
- if (!success) {
- /* commit based on current context */
- restore_planes_and_stream_state(&dc->current_state->scratch, stream);
- minimal_transition_context = create_minimal_transition_state(dc,
- dc->current_state, &policy);
- if (minimal_transition_context) {
- if (dc->hwss.is_pipe_topology_transition_seamless(
- dc, dc->current_state, minimal_transition_context) &&
- dc->hwss.is_pipe_topology_transition_seamless(
- dc, minimal_transition_context, context)) {
- DC_LOG_DC("%s base = current state\n", __func__);
- success = dc_commit_state_no_check(dc, minimal_transition_context) == DC_OK;
- }
- release_minimal_transition_state(dc, minimal_transition_context, &policy);
- }
- restore_planes_and_stream_state(&context->scratch, stream);
- }
-
- ASSERT(success);
+static bool commit_minimal_transition_state_in_dc_update(struct dc *dc,
+ struct dc_state *new_context,
+ struct dc_stream_state *stream,
+ struct dc_surface_update *srf_updates,
+ int surface_count)
+{
+ bool success = commit_minimal_transition_based_on_new_context(
+ dc, new_context, stream, srf_updates,
+ surface_count);
+ if (!success)
+ success = commit_minimal_transition_based_on_current_context(dc,
+ new_context, stream);
+ if (!success)
+ DC_LOG_ERROR("Fail to commit a seamless minimal transition state between current and new states.\nThis pipe topology update is non-seamless!\n");
return success;
}
/**
- * commit_minimal_transition_state_legacy - Create a transition pipe split state
+ * commit_minimal_transition_state - Create a transition pipe split state
*
* @dc: Used to get the current state status
* @transition_base_context: New transition state
@@ -4201,7 +4438,7 @@ static bool commit_minimal_transition_state(struct dc *dc,
* Return:
* Return false if something is wrong in the transition state.
*/
-static bool commit_minimal_transition_state_legacy(struct dc *dc,
+static bool commit_minimal_transition_state(struct dc *dc,
struct dc_state *transition_base_context)
{
struct dc_state *transition_context;
@@ -4262,12 +4499,14 @@ static bool commit_minimal_transition_state_legacy(struct dc *dc,
dc->debug.pipe_split_policy != MPC_SPLIT_AVOID ? "MPC in Use" :
"Unknown");
+ dc_state_retain(transition_base_context);
transition_context = create_minimal_transition_state(dc,
transition_base_context, &policy);
if (transition_context) {
ret = dc_commit_state_no_check(dc, transition_context);
- release_minimal_transition_state(dc, transition_context, &policy);
+ release_minimal_transition_state(dc, transition_context, transition_base_context, &policy);
}
+ dc_state_release(transition_base_context);
if (ret != DC_OK) {
/* this should never happen */
@@ -4285,41 +4524,6 @@ static bool commit_minimal_transition_state_legacy(struct dc *dc,
return true;
}
-/**
- * update_seamless_boot_flags() - Helper function for updating seamless boot flags
- *
- * @dc: Current DC state
- * @context: New DC state to be programmed
- * @surface_count: Number of surfaces that have an updated
- * @stream: Corresponding stream to be updated in the current flip
- *
- * Updating seamless boot flags do not need to be part of the commit sequence. This
- * helper function will update the seamless boot flags on each flip (if required)
- * outside of the HW commit sequence (fast or slow).
- *
- * Return: void
- */
-static void update_seamless_boot_flags(struct dc *dc,
- struct dc_state *context,
- int surface_count,
- struct dc_stream_state *stream)
-{
- if (get_seamless_boot_stream_count(context) > 0 && surface_count > 0) {
- /* Optimize seamless boot flag keeps clocks and watermarks high until
- * first flip. After first flip, optimization is required to lower
- * bandwidth. Important to note that it is expected UEFI will
- * only light up a single display on POST, therefore we only expect
- * one stream with seamless boot flag set.
- */
- if (stream->apply_seamless_boot_optimization) {
- stream->apply_seamless_boot_optimization = false;
-
- if (get_seamless_boot_stream_count(context) == 0)
- dc->optimized_required = true;
- }
- }
-}
-
static void populate_fast_updates(struct dc_fast_update *fast_update,
struct dc_surface_update *srf_updates,
int surface_count,
@@ -4439,123 +4643,9 @@ static bool fast_update_only(struct dc *dc,
&& !full_update_required(dc, srf_updates, surface_count, stream_update, stream);
}
-bool dc_update_planes_and_stream(struct dc *dc,
+static bool update_planes_and_stream_v1(struct dc *dc,
struct dc_surface_update *srf_updates, int surface_count,
struct dc_stream_state *stream,
- struct dc_stream_update *stream_update)
-{
- struct dc_state *context;
- enum surface_update_type update_type;
- int i;
- struct dc_fast_update fast_update[MAX_SURFACES] = {0};
-
- /* In cases where MPO and split or ODM are used transitions can
- * cause underflow. Apply stream configuration with minimal pipe
- * split first to avoid unsupported transitions for active pipes.
- */
- bool force_minimal_pipe_splitting = 0;
- bool is_plane_addition = 0;
- bool is_fast_update_only;
-
- dc_exit_ips_for_hw_access(dc);
-
- populate_fast_updates(fast_update, srf_updates, surface_count, stream_update);
- is_fast_update_only = fast_update_only(dc, fast_update, srf_updates,
- surface_count, stream_update, stream);
- force_minimal_pipe_splitting = could_mpcc_tree_change_for_active_pipes(
- dc,
- stream,
- srf_updates,
- surface_count,
- &is_plane_addition);
-
- /* on plane addition, minimal state is the current one */
- if (force_minimal_pipe_splitting && is_plane_addition &&
- !commit_minimal_transition_state_legacy(dc, dc->current_state))
- return false;
-
- if (!update_planes_and_stream_state(
- dc,
- srf_updates,
- surface_count,
- stream,
- stream_update,
- &update_type,
- &context))
- return false;
-
- /* on plane removal, minimal state is the new one */
- if (force_minimal_pipe_splitting && !is_plane_addition) {
- if (!commit_minimal_transition_state_legacy(dc, context)) {
- dc_state_release(context);
- return false;
- }
- update_type = UPDATE_TYPE_FULL;
- }
-
- if (dc->hwss.is_pipe_topology_transition_seamless &&
- !dc->hwss.is_pipe_topology_transition_seamless(
- dc, dc->current_state, context)) {
- commit_minimal_transition_state(dc,
- context, stream);
- }
- update_seamless_boot_flags(dc, context, surface_count, stream);
- if (is_fast_update_only && !dc->debug.enable_legacy_fast_update) {
- commit_planes_for_stream_fast(dc,
- srf_updates,
- surface_count,
- stream,
- stream_update,
- update_type,
- context);
- } else {
- if (!stream_update &&
- dc->hwss.is_pipe_topology_transition_seamless &&
- !dc->hwss.is_pipe_topology_transition_seamless(
- dc, dc->current_state, context)) {
- DC_LOG_ERROR("performing non-seamless pipe topology transition with surface only update!\n");
- BREAK_TO_DEBUGGER();
- }
- commit_planes_for_stream(
- dc,
- srf_updates,
- surface_count,
- stream,
- stream_update,
- update_type,
- context);
- }
-
- if (dc->current_state != context) {
-
- /* Since memory free requires elevated IRQL, an interrupt
- * request is generated by mem free. If this happens
- * between freeing and reassigning the context, our vsync
- * interrupt will call into dc and cause a memory
- * corruption BSOD. Hence, we first reassign the context,
- * then free the old context.
- */
-
- struct dc_state *old = dc->current_state;
-
- dc->current_state = context;
- dc_state_release(old);
-
- // clear any forced full updates
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
-
- if (pipe_ctx->plane_state && pipe_ctx->stream == stream)
- pipe_ctx->plane_state->force_full_update = false;
- }
- }
- return true;
-}
-
-void dc_commit_updates_for_stream(struct dc *dc,
- struct dc_surface_update *srf_updates,
- int surface_count,
- struct dc_stream_state *stream,
struct dc_stream_update *stream_update,
struct dc_state *state)
{
@@ -4575,35 +4665,13 @@ void dc_commit_updates_for_stream(struct dc *dc,
update_type = dc_check_update_surfaces_for_stream(
dc, srf_updates, surface_count, stream_update, stream_status);
- /* TODO: Since change commit sequence can have a huge impact,
- * we decided to only enable it for DCN3x. However, as soon as
- * we get more confident about this change we'll need to enable
- * the new sequence for all ASICs.
- */
- if (dc->ctx->dce_version >= DCN_VERSION_3_2) {
- /*
- * Previous frame finished and HW is ready for optimization.
- */
- if (update_type == UPDATE_TYPE_FAST)
- dc_post_update_surfaces_to_stream(dc);
-
- dc_update_planes_and_stream(dc, srf_updates,
- surface_count, stream,
- stream_update);
- return;
- }
-
- if (update_type >= update_surface_trace_level)
- update_surface_trace(dc, srf_updates, surface_count);
-
-
if (update_type >= UPDATE_TYPE_FULL) {
/* initialize scratch memory for building context */
context = dc_state_create_copy(state);
if (context == NULL) {
DC_ERROR("Failed to allocate new validate context!\n");
- return;
+ return false;
}
for (i = 0; i < dc->res_pool->pipe_count; i++) {
@@ -4620,7 +4688,6 @@ void dc_commit_updates_for_stream(struct dc *dc,
dc_post_update_surfaces_to_stream(dc);
}
-
for (i = 0; i < surface_count; i++) {
struct dc_plane_state *surface = srf_updates[i].surface;
@@ -4645,13 +4712,12 @@ void dc_commit_updates_for_stream(struct dc *dc,
if (!dc->res_pool->funcs->validate_bandwidth(dc, context, false)) {
DC_ERROR("Mode validation failed for stream update!\n");
dc_state_release(context);
- return;
+ return false;
}
}
TRACE_DC_PIPE_STATE(pipe_ctx, i, MAX_PIPES);
- update_seamless_boot_flags(dc, context, surface_count, stream);
if (fast_update_only(dc, fast_update, srf_updates, surface_count, stream_update, stream) &&
!dc->debug.enable_legacy_fast_update) {
commit_planes_for_stream_fast(dc,
@@ -4692,9 +4758,252 @@ void dc_commit_updates_for_stream(struct dc *dc,
dc_post_update_surfaces_to_stream(dc);
TRACE_DCE_CLOCK_STATE(&context->bw_ctx.bw.dce);
}
+ return true;
+}
+
+static bool update_planes_and_stream_v2(struct dc *dc,
+ struct dc_surface_update *srf_updates, int surface_count,
+ struct dc_stream_state *stream,
+ struct dc_stream_update *stream_update)
+{
+ struct dc_state *context;
+ enum surface_update_type update_type;
+ struct dc_fast_update fast_update[MAX_SURFACES] = {0};
+
+ /* In cases where MPO and split or ODM are used transitions can
+ * cause underflow. Apply stream configuration with minimal pipe
+ * split first to avoid unsupported transitions for active pipes.
+ */
+ bool force_minimal_pipe_splitting = 0;
+ bool is_plane_addition = 0;
+ bool is_fast_update_only;
+
+ populate_fast_updates(fast_update, srf_updates, surface_count, stream_update);
+ is_fast_update_only = fast_update_only(dc, fast_update, srf_updates,
+ surface_count, stream_update, stream);
+ force_minimal_pipe_splitting = could_mpcc_tree_change_for_active_pipes(
+ dc,
+ stream,
+ srf_updates,
+ surface_count,
+ &is_plane_addition);
+
+ /* on plane addition, minimal state is the current one */
+ if (force_minimal_pipe_splitting && is_plane_addition &&
+ !commit_minimal_transition_state(dc, dc->current_state))
+ return false;
+
+ if (!update_planes_and_stream_state(
+ dc,
+ srf_updates,
+ surface_count,
+ stream,
+ stream_update,
+ &update_type,
+ &context))
+ return false;
+
+ /* on plane removal, minimal state is the new one */
+ if (force_minimal_pipe_splitting && !is_plane_addition) {
+ if (!commit_minimal_transition_state(dc, context)) {
+ dc_state_release(context);
+ return false;
+ }
+ update_type = UPDATE_TYPE_FULL;
+ }
- return;
+ if (dc->hwss.is_pipe_topology_transition_seamless &&
+ !dc->hwss.is_pipe_topology_transition_seamless(
+ dc, dc->current_state, context))
+ commit_minimal_transition_state_in_dc_update(dc, context, stream,
+ srf_updates, surface_count);
+ if (is_fast_update_only && !dc->debug.enable_legacy_fast_update) {
+ commit_planes_for_stream_fast(dc,
+ srf_updates,
+ surface_count,
+ stream,
+ stream_update,
+ update_type,
+ context);
+ } else {
+ if (!stream_update &&
+ dc->hwss.is_pipe_topology_transition_seamless &&
+ !dc->hwss.is_pipe_topology_transition_seamless(
+ dc, dc->current_state, context)) {
+ DC_LOG_ERROR("performing non-seamless pipe topology transition with surface only update!\n");
+ BREAK_TO_DEBUGGER();
+ }
+ commit_planes_for_stream(
+ dc,
+ srf_updates,
+ surface_count,
+ stream,
+ stream_update,
+ update_type,
+ context);
+ }
+ if (dc->current_state != context)
+ swap_and_release_current_context(dc, context, stream);
+ return true;
+}
+
+static void commit_planes_and_stream_update_on_current_context(struct dc *dc,
+ struct dc_surface_update *srf_updates, int surface_count,
+ struct dc_stream_state *stream,
+ struct dc_stream_update *stream_update,
+ enum surface_update_type update_type)
+{
+ struct dc_fast_update fast_update[MAX_SURFACES] = {0};
+
+ ASSERT(update_type < UPDATE_TYPE_FULL);
+ populate_fast_updates(fast_update, srf_updates, surface_count,
+ stream_update);
+ if (fast_update_only(dc, fast_update, srf_updates, surface_count,
+ stream_update, stream) &&
+ !dc->debug.enable_legacy_fast_update)
+ commit_planes_for_stream_fast(dc,
+ srf_updates,
+ surface_count,
+ stream,
+ stream_update,
+ update_type,
+ dc->current_state);
+ else
+ commit_planes_for_stream(
+ dc,
+ srf_updates,
+ surface_count,
+ stream,
+ stream_update,
+ update_type,
+ dc->current_state);
+}
+
+static void commit_planes_and_stream_update_with_new_context(struct dc *dc,
+ struct dc_surface_update *srf_updates, int surface_count,
+ struct dc_stream_state *stream,
+ struct dc_stream_update *stream_update,
+ enum surface_update_type update_type,
+ struct dc_state *new_context)
+{
+ ASSERT(update_type >= UPDATE_TYPE_FULL);
+ if (!dc->hwss.is_pipe_topology_transition_seamless(dc,
+ dc->current_state, new_context))
+ /*
+ * It is required by the feature design that all pipe topologies
+ * using extra free pipes for power saving purposes such as
+ * dynamic ODM or SubVp shall only be enabled when it can be
+ * transitioned seamlessly to AND from its minimal transition
+ * state. A minimal transition state is defined as the same dc
+ * state but with all power saving features disabled. So it uses
+ * the minimum pipe topology. When we can't seamlessly
+ * transition from state A to state B, we will insert the
+ * minimal transition state A' or B' in between so seamless
+ * transition between A and B can be made possible.
+ */
+ commit_minimal_transition_state_in_dc_update(dc, new_context,
+ stream, srf_updates, surface_count);
+
+ commit_planes_for_stream(
+ dc,
+ srf_updates,
+ surface_count,
+ stream,
+ stream_update,
+ update_type,
+ new_context);
+}
+
+static bool update_planes_and_stream_v3(struct dc *dc,
+ struct dc_surface_update *srf_updates, int surface_count,
+ struct dc_stream_state *stream,
+ struct dc_stream_update *stream_update)
+{
+ struct dc_state *new_context;
+ enum surface_update_type update_type;
+
+ /*
+ * When this function returns true and new_context is not equal to
+ * current state, the function allocates and validates a new dc state
+ * and assigns it to new_context. The function expects that the caller
+ * is responsible to free this memory when new_context is no longer
+ * used. We swap current with new context and free current instead. So
+ * new_context's memory will live until the next full update after it is
+ * replaced by a newer context. Refer to the use of
+ * swap_and_free_current_context below.
+ */
+ if (!update_planes_and_stream_state(dc, srf_updates, surface_count,
+ stream, stream_update, &update_type,
+ &new_context))
+ return false;
+
+ if (new_context == dc->current_state) {
+ commit_planes_and_stream_update_on_current_context(dc,
+ srf_updates, surface_count, stream,
+ stream_update, update_type);
+ } else {
+ commit_planes_and_stream_update_with_new_context(dc,
+ srf_updates, surface_count, stream,
+ stream_update, update_type, new_context);
+ swap_and_release_current_context(dc, new_context, stream);
+ }
+
+ return true;
+}
+
+bool dc_update_planes_and_stream(struct dc *dc,
+ struct dc_surface_update *srf_updates, int surface_count,
+ struct dc_stream_state *stream,
+ struct dc_stream_update *stream_update)
+{
+ dc_exit_ips_for_hw_access(dc);
+ /*
+ * update planes and stream version 3 separates FULL and FAST updates
+ * to their own sequences. It aims to clean up frequent checks for
+ * update type resulting unnecessary branching in logic flow. It also
+ * adds a new commit minimal transition sequence, which detects the need
+ * for minimal transition based on the actual comparison of current and
+ * new states instead of "predicting" it based on per feature software
+ * policy.i.e could_mpcc_tree_change_for_active_pipes. The new commit
+ * minimal transition sequence is made universal to any power saving
+ * features that would use extra free pipes such as Dynamic ODM/MPC
+ * Combine, MPO or SubVp. Therefore there is no longer a need to
+ * specially handle compatibility problems with transitions among those
+ * features as they are now transparent to the new sequence.
+ */
+ if (dc->ctx->dce_version > DCN_VERSION_3_51)
+ return update_planes_and_stream_v3(dc, srf_updates,
+ surface_count, stream, stream_update);
+ return update_planes_and_stream_v2(dc, srf_updates,
+ surface_count, stream, stream_update);
+}
+
+void dc_commit_updates_for_stream(struct dc *dc,
+ struct dc_surface_update *srf_updates,
+ int surface_count,
+ struct dc_stream_state *stream,
+ struct dc_stream_update *stream_update,
+ struct dc_state *state)
+{
+ dc_exit_ips_for_hw_access(dc);
+ /* TODO: Since change commit sequence can have a huge impact,
+ * we decided to only enable it for DCN3x. However, as soon as
+ * we get more confident about this change we'll need to enable
+ * the new sequence for all ASICs.
+ */
+ if (dc->ctx->dce_version > DCN_VERSION_3_51) {
+ update_planes_and_stream_v3(dc, srf_updates, surface_count,
+ stream, stream_update);
+ return;
+ }
+ if (dc->ctx->dce_version >= DCN_VERSION_3_2) {
+ update_planes_and_stream_v2(dc, srf_updates, surface_count,
+ stream, stream_update);
+ return;
+ }
+ update_planes_and_stream_v1(dc, srf_updates, surface_count, stream,
+ stream_update, state);
}
uint8_t dc_get_current_stream_count(struct dc *dc)
@@ -4737,8 +5046,13 @@ void dc_interrupt_ack(struct dc *dc, enum dc_irq_source src)
void dc_power_down_on_boot(struct dc *dc)
{
if (dc->ctx->dce_environment != DCE_ENV_VIRTUAL_HW &&
- dc->hwss.power_down_on_boot)
+ dc->hwss.power_down_on_boot) {
+
+ if (dc->caps.ips_support)
+ dc_exit_ips_for_hw_access(dc);
+
dc->hwss.power_down_on_boot(dc);
+ }
}
void dc_set_power_state(
@@ -4876,11 +5190,15 @@ bool dc_set_replay_allow_active(struct dc *dc, bool active)
return true;
}
-void dc_allow_idle_optimizations(struct dc *dc, bool allow)
+void dc_allow_idle_optimizations_internal(struct dc *dc, bool allow, char const *caller_name)
{
if (dc->debug.disable_idle_power_optimizations)
return;
+ if (allow != dc->idle_optimizations_allowed)
+ DC_LOG_IPS("%s: allow_idle old=%d new=%d (caller=%s)\n", __func__,
+ dc->idle_optimizations_allowed, allow, caller_name);
+
if (dc->caps.ips_support && (dc->config.disable_ips == DMUB_IPS_DISABLE_ALL))
return;
@@ -4895,10 +5213,10 @@ void dc_allow_idle_optimizations(struct dc *dc, bool allow)
dc->idle_optimizations_allowed = allow;
}
-void dc_exit_ips_for_hw_access(struct dc *dc)
+void dc_exit_ips_for_hw_access_internal(struct dc *dc, const char *caller_name)
{
if (dc->caps.ips_support)
- dc_allow_idle_optimizations(dc, false);
+ dc_allow_idle_optimizations_internal(dc, false, caller_name);
}
bool dc_dmub_is_ips_idle_state(struct dc *dc)
@@ -5032,10 +5350,13 @@ void dc_enable_dcmode_clk_limit(struct dc *dc, bool enable)
}
dc->clk_mgr->dc_mode_softmax_enabled = enable;
}
-bool dc_is_plane_eligible_for_idle_optimizations(struct dc *dc, struct dc_plane_state *plane,
+bool dc_is_plane_eligible_for_idle_optimizations(struct dc *dc,
+ unsigned int pitch,
+ unsigned int height,
+ enum surface_pixel_format format,
struct dc_cursor_attributes *cursor_attr)
{
- if (dc->hwss.does_plane_fit_in_mall && dc->hwss.does_plane_fit_in_mall(dc, plane, cursor_attr))
+ if (dc->hwss.does_plane_fit_in_mall && dc->hwss.does_plane_fit_in_mall(dc, pitch, height, format, cursor_attr))
return true;
return false;
}