default:
break;
}
+ DC_LOG_DEBUG("Set DET%d to %d segments\n", hubp_inst, det_size_segments);
/* Should never be hit, if it is we have an erroneous hw config*/
ASSERT(hubbub2->det0_size + hubbub2->det1_size + hubbub2->det2_size
+ hubbub2->det3_size + hubbub2->compbuf_size_segments <= hubbub2->crb_size_segs);
#define DCN3_15_MAX_DET_SIZE 384
#define DCN3_15_CRB_SEGMENT_SIZE_KB 64
+#define DCN3_15_MAX_DET_SEGS (DCN3_15_MAX_DET_SIZE / DCN3_15_CRB_SEGMENT_SIZE_KB)
+/* Minimum 2 extra segments need to be in compbuf and claimable to guarantee seamless mpo transitions */
+#define MIN_RESERVED_DET_SEGS 2
enum dcn31_clk_src_array_id {
DCN31_CLK_SRC_PLL0,
return format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN || format == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA;
}
+static int source_format_to_bpp (enum source_format_class SourcePixelFormat)
+{
+ if (SourcePixelFormat == dm_444_64)
+ return 8;
+ else if (SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_16)
+ return 2;
+ else if (SourcePixelFormat == dm_444_8)
+ return 1;
+ else if (SourcePixelFormat == dm_rgbe_alpha)
+ return 5;
+ else if (SourcePixelFormat == dm_420_8)
+ return 3;
+ else if (SourcePixelFormat == dm_420_12)
+ return 6;
+ else
+ return 4;
+}
+
+static bool allow_pixel_rate_crb(struct dc *dc, struct dc_state *context)
+{
+ int i;
+ struct resource_context *res_ctx = &context->res_ctx;
+
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+ if (!res_ctx->pipe_ctx[i].stream)
+ continue;
+
+ /*Don't apply if MPO to avoid transition issues*/
+ if (res_ctx->pipe_ctx[i].top_pipe && res_ctx->pipe_ctx[i].top_pipe->plane_state != res_ctx->pipe_ctx[i].plane_state)
+ return false;
+ }
+ return true;
+}
+
static int dcn315_populate_dml_pipes_from_context(
struct dc *dc, struct dc_state *context,
display_e2e_pipe_params_st *pipes,
bool fast_validate)
{
- int i, pipe_cnt;
+ int i, pipe_cnt, crb_idx, crb_pipes;
struct resource_context *res_ctx = &context->res_ctx;
struct pipe_ctx *pipe;
const int max_usable_det = context->bw_ctx.dml.ip.config_return_buffer_size_in_kbytes - DCN3_15_MIN_COMPBUF_SIZE_KB;
+ int remaining_det_segs = max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB;
+ bool pixel_rate_crb = allow_pixel_rate_crb(dc, context);
DC_FP_START();
dcn31x_populate_dml_pipes_from_context(dc, context, pipes, fast_validate);
DC_FP_END();
- for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) {
+ for (i = 0, pipe_cnt = 0, crb_pipes = 0; i < dc->res_pool->pipe_count; i++) {
struct dc_crtc_timing *timing;
if (!res_ctx->pipe_ctx[i].stream)
pipes[pipe_cnt].dout.dsc_input_bpc = 0;
DC_FP_START();
dcn31_zero_pipe_dcc_fraction(pipes, pipe_cnt);
+ if (pixel_rate_crb && !pipe->top_pipe && !pipe->prev_odm_pipe) {
+ int bpp = source_format_to_bpp(pipes[pipe_cnt].pipe.src.source_format);
+ /* Ceil to crb segment size */
+ int approx_det_segs_required_for_pstate = dcn_get_approx_det_segs_required_for_pstate(
+ &context->bw_ctx.dml.soc, timing->pix_clk_100hz, bpp, DCN3_15_CRB_SEGMENT_SIZE_KB);
+ if (approx_det_segs_required_for_pstate <= 2 * DCN3_15_MAX_DET_SEGS) {
+ bool split_required = approx_det_segs_required_for_pstate > DCN3_15_MAX_DET_SEGS;
+ split_required = split_required || timing->pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc);
+ split_required = split_required || (pipe->plane_state && pipe->plane_state->src_rect.width > 5120);
+ if (split_required)
+ approx_det_segs_required_for_pstate += approx_det_segs_required_for_pstate % 2;
+ pipes[pipe_cnt].pipe.src.det_size_override = approx_det_segs_required_for_pstate;
+ remaining_det_segs -= approx_det_segs_required_for_pstate;
+ } else
+ remaining_det_segs = -1;
+ crb_pipes++;
+ }
DC_FP_END();
if (pipes[pipe_cnt].dout.dsc_enable) {
break;
}
}
-
pipe_cnt++;
}
+ /* Spread remaining unreserved crb evenly among all pipes, use default policy if not enough det or single pipe */
+ if (pixel_rate_crb) {
+ for (i = 0, pipe_cnt = 0, crb_idx = 0; i < dc->res_pool->pipe_count; i++) {
+ pipe = &res_ctx->pipe_ctx[i];
+ if (!pipe->stream)
+ continue;
+
+ if (!pipe->top_pipe && !pipe->prev_odm_pipe) {
+ bool split_required = pipe->stream->timing.pix_clk_100hz >= dcn_get_max_non_odm_pix_rate_100hz(&dc->dml.soc)
+ || (pipe->plane_state && pipe->plane_state->src_rect.width > 5120);
+
+ if (remaining_det_segs < 0 || crb_pipes == 1)
+ pipes[pipe_cnt].pipe.src.det_size_override = 0;
+ if (remaining_det_segs > MIN_RESERVED_DET_SEGS)
+ pipes[pipe_cnt].pipe.src.det_size_override += (remaining_det_segs - MIN_RESERVED_DET_SEGS) / crb_pipes +
+ (crb_idx < (remaining_det_segs - MIN_RESERVED_DET_SEGS) % crb_pipes ? 1 : 0);
+ if (pipes[pipe_cnt].pipe.src.det_size_override > 2 * DCN3_15_MAX_DET_SEGS) {
+ /* Clamp to 2 pipe split max det segments */
+ remaining_det_segs += pipes[pipe_cnt].pipe.src.det_size_override - 2 * (DCN3_15_MAX_DET_SEGS);
+ pipes[pipe_cnt].pipe.src.det_size_override = 2 * DCN3_15_MAX_DET_SEGS;
+ }
+ if (pipes[pipe_cnt].pipe.src.det_size_override > DCN3_15_MAX_DET_SEGS || split_required) {
+ /* If we are splitting we must have an even number of segments */
+ remaining_det_segs += pipes[pipe_cnt].pipe.src.det_size_override % 2;
+ pipes[pipe_cnt].pipe.src.det_size_override -= pipes[pipe_cnt].pipe.src.det_size_override % 2;
+ }
+ /* Convert segments into size for DML use */
+ pipes[pipe_cnt].pipe.src.det_size_override *= DCN3_15_CRB_SEGMENT_SIZE_KB;
+ crb_idx++;
+ }
+ pipe_cnt++;
+ }
+ }
+
if (pipe_cnt)
context->bw_ctx.dml.ip.det_buffer_size_kbytes =
(max_usable_det / DCN3_15_CRB_SEGMENT_SIZE_KB / pipe_cnt) * DCN3_15_CRB_SEGMENT_SIZE_KB;
if (context->bw_ctx.dml.ip.det_buffer_size_kbytes > DCN3_15_MAX_DET_SIZE)
context->bw_ctx.dml.ip.det_buffer_size_kbytes = DCN3_15_MAX_DET_SIZE;
- ASSERT(context->bw_ctx.dml.ip.det_buffer_size_kbytes >= DCN3_15_DEFAULT_DET_SIZE);
+
dc->config.enable_4to1MPC = false;
if (pipe_cnt == 1 && pipe->plane_state && !dc->debug.disable_z9_mpc) {
if (is_dual_plane(pipe->plane_state->format)
int pipe_cnt,
int vlevel)
{
- int i, pipe_idx, active_hubp_count = 0;
+ int i, pipe_idx, total_det = 0, active_hubp_count = 0;
double dcfclk = context->bw_ctx.dml.vba.DCFCLKState[vlevel][context->bw_ctx.dml.vba.maxMpcComb];
dc_assert_fp_enabled();
if (context->res_ctx.pipe_ctx[i].stream)
context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz = 0;
}
+ for (i = 0, pipe_idx = 0; i < dc->res_pool->pipe_count; i++) {
+ if (!context->res_ctx.pipe_ctx[i].stream)
+ continue;
+
+ context->res_ctx.pipe_ctx[i].det_buffer_size_kb =
+ get_det_buffer_size_kbytes(&context->bw_ctx.dml, pipes, pipe_cnt, pipe_idx);
+ if (context->res_ctx.pipe_ctx[i].det_buffer_size_kb > 384)
+ context->res_ctx.pipe_ctx[i].det_buffer_size_kb /= 2;
+ total_det += context->res_ctx.pipe_ctx[i].det_buffer_size_kb;
+ pipe_idx++;
+ }
+ context->bw_ctx.bw.dcn.compbuf_size_kb = context->bw_ctx.dml.ip.config_return_buffer_size_in_kbytes - total_det;
}
void dcn31_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params)
{
return soc->clock_limits[0].dispclk_mhz * 10000.0 / (1.0 + soc->dcn_downspread_percent / 100.0);
}
+
+int dcn_get_approx_det_segs_required_for_pstate(
+ struct _vcs_dpi_soc_bounding_box_st *soc,
+ int pix_clk_100hz, int bpp, int seg_size_kb)
+{
+ /* Roughly calculate required crb to hide latency. In practice there is slightly
+ * more buffer available for latency hiding
+ */
+ return (int)(soc->dram_clock_change_latency_us * pix_clk_100hz * bpp
+ / 10240000 + seg_size_kb - 1) / seg_size_kb;
+}
void dcn315_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params);
void dcn316_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params);
int dcn_get_max_non_odm_pix_rate_100hz(struct _vcs_dpi_soc_bounding_box_st *soc);
+int dcn_get_approx_det_segs_required_for_pstate(
+ struct _vcs_dpi_soc_bounding_box_st *soc,
+ int pix_clk_100hz, int bpp, int seg_size_kb);
int dcn31x_populate_dml_pipes_from_context(struct dc *dc,
struct dc_state *context,
static void CalculateSwathAndDETConfiguration(
bool ForceSingleDPP,
int NumberOfActivePlanes,
- unsigned int DETBufferSizeInKByte,
+ bool DETSharedByAllDPP,
+ unsigned int DETBufferSizeInKByte[],
double MaximumSwathWidthLuma[],
double MaximumSwathWidthChroma[],
enum scan_direction_class SourceScan[],
v->SurfaceWidthC[k],
v->SurfaceHeightY[k],
v->SurfaceHeightC[k],
- v->DETBufferSizeInKByte[0] * 1024,
+ v->DETBufferSizeInKByte[k] * 1024,
v->BlockHeight256BytesY[k],
v->BlockHeight256BytesC[k],
v->SurfaceTiling[k],
CalculateSwathAndDETConfiguration(
false,
v->NumberOfActivePlanes,
- v->DETBufferSizeInKByte[0],
+ mode_lib->project == DML_PROJECT_DCN315 && v->DETSizeOverride[0],
+ v->DETBufferSizeInKByte,
dummy1,
dummy2,
v->SourceScan,
&v->VReadyOffsetPix[k]);
}
-static void PatchDETBufferSizeInKByte(unsigned int NumberOfActivePlanes, int NoOfDPPThisState[], unsigned int config_return_buffer_size_in_kbytes, unsigned int *DETBufferSizeInKByte)
+static void PatchDETBufferSizeInKByte(unsigned int NumberOfActivePlanes, int NoOfDPPThisState[], unsigned int config_return_buffer_size_in_kbytes, unsigned int DETBufferSizeInKByte[])
{
int i, total_pipes = 0;
for (i = 0; i < NumberOfActivePlanes; i++)
total_pipes += NoOfDPPThisState[i];
- *DETBufferSizeInKByte = ((config_return_buffer_size_in_kbytes - DCN3_15_MIN_COMPBUF_SIZE_KB) / 64 / total_pipes) * 64;
- if (*DETBufferSizeInKByte > DCN3_15_MAX_DET_SIZE)
- *DETBufferSizeInKByte = DCN3_15_MAX_DET_SIZE;
+ DETBufferSizeInKByte[0] = ((config_return_buffer_size_in_kbytes - DCN3_15_MIN_COMPBUF_SIZE_KB) / 64 / total_pipes) * 64;
+ if (DETBufferSizeInKByte[0] > DCN3_15_MAX_DET_SIZE)
+ DETBufferSizeInKByte[0] = DCN3_15_MAX_DET_SIZE;
+ for (i = 1; i < NumberOfActivePlanes; i++)
+ DETBufferSizeInKByte[i] = DETBufferSizeInKByte[0];
}
CalculateSwathAndDETConfiguration(
true,
v->NumberOfActivePlanes,
- v->DETBufferSizeInKByte[0],
+ mode_lib->project == DML_PROJECT_DCN315 && v->DETSizeOverride[0],
+ v->DETBufferSizeInKByte,
v->MaximumSwathWidthLuma,
v->MaximumSwathWidthChroma,
v->SourceScan,
|| (v->PlaneRequiredDISPCLK > v->MaxDispclkRoundedDownToDFSGranularity)) {
v->DISPCLK_DPPCLK_Support[i][j] = false;
}
+ if (mode_lib->project == DML_PROJECT_DCN315 && v->DETSizeOverride[k] > DCN3_15_MAX_DET_SIZE && v->NoOfDPP[i][j][k] < 2) {
+ v->MPCCombine[i][j][k] = true;
+ v->NoOfDPP[i][j][k] = 2;
+ }
}
v->TotalNumberOfActiveDPP[i][j] = 0;
v->TotalNumberOfSingleDPPPlanes[i][j] = 0;
v->ODMCombineEnableThisState[k] = v->ODMCombineEnablePerState[i][k];
}
- if (v->NumberOfActivePlanes > 1 && mode_lib->project == DML_PROJECT_DCN315)
- PatchDETBufferSizeInKByte(v->NumberOfActivePlanes, v->NoOfDPPThisState, v->ip.config_return_buffer_size_in_kbytes, &v->DETBufferSizeInKByte[0]);
+ if (v->NumberOfActivePlanes > 1 && mode_lib->project == DML_PROJECT_DCN315 && !v->DETSizeOverride[0])
+ PatchDETBufferSizeInKByte(v->NumberOfActivePlanes, v->NoOfDPPThisState, v->ip.config_return_buffer_size_in_kbytes, v->DETBufferSizeInKByte);
CalculateSwathAndDETConfiguration(
false,
v->NumberOfActivePlanes,
- v->DETBufferSizeInKByte[0],
+ mode_lib->project == DML_PROJECT_DCN315 && v->DETSizeOverride[0],
+ v->DETBufferSizeInKByte,
v->MaximumSwathWidthLuma,
v->MaximumSwathWidthChroma,
v->SourceScan,
static void CalculateSwathAndDETConfiguration(
bool ForceSingleDPP,
int NumberOfActivePlanes,
- unsigned int DETBufferSizeInKByte,
+ bool DETSharedByAllDPP,
+ unsigned int DETBufferSizeInKByteA[],
double MaximumSwathWidthLuma[],
double MaximumSwathWidthChroma[],
enum scan_direction_class SourceScan[],
*ViewportSizeSupport = true;
for (k = 0; k < NumberOfActivePlanes; ++k) {
+ unsigned int DETBufferSizeInKByte = DETBufferSizeInKByteA[k];
+
+ if (DETSharedByAllDPP && DPPPerPlane[k])
+ DETBufferSizeInKByte /= DPPPerPlane[k];
if ((SourcePixelFormat[k] == dm_444_64 || SourcePixelFormat[k] == dm_444_32 || SourcePixelFormat[k] == dm_444_16 || SourcePixelFormat[k] == dm_mono_16
|| SourcePixelFormat[k] == dm_mono_8 || SourcePixelFormat[k] == dm_rgbe)) {
if (SurfaceTiling[k] == dm_sw_linear
mode_lib->vba.OutputLinkDPRate[mode_lib->vba.NumberOfActivePlanes] = dout->dp_rate;
mode_lib->vba.ODMUse[mode_lib->vba.NumberOfActivePlanes] = dst->odm_combine_policy;
mode_lib->vba.DETSizeOverride[mode_lib->vba.NumberOfActivePlanes] = src->det_size_override;
+ if (src->det_size_override)
+ mode_lib->vba.DETBufferSizeInKByte[mode_lib->vba.NumberOfActivePlanes] = src->det_size_override;
+ else
+ mode_lib->vba.DETBufferSizeInKByte[mode_lib->vba.NumberOfActivePlanes] = ip->det_buffer_size_kbytes;
//TODO: Need to assign correct values to dp_multistream vars
mode_lib->vba.OutputMultistreamEn[mode_lib->vba.NumberOfActiveSurfaces] = dout->dp_multistream_en;
mode_lib->vba.OutputMultistreamId[mode_lib->vba.NumberOfActiveSurfaces] = dout->dp_multistream_id;
mode_lib->vba.pipe_plane[k] =
mode_lib->vba.NumberOfActivePlanes;
mode_lib->vba.DPPPerPlane[mode_lib->vba.NumberOfActivePlanes]++;
+ if (src_k->det_size_override)
+ mode_lib->vba.DETBufferSizeInKByte[mode_lib->vba.NumberOfActivePlanes] = src_k->det_size_override;
if (mode_lib->vba.SourceScan[mode_lib->vba.NumberOfActivePlanes]
== dm_horz) {
mode_lib->vba.ViewportWidth[mode_lib->vba.NumberOfActivePlanes] +=
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