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path: root/drivers/gpu/drm/amd/display/dc/dml
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c25
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c21
2 files changed, 25 insertions, 21 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
index 8afda5ecc0cd..5805fb02af14 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c
@@ -1099,6 +1099,11 @@ void dcn20_calculate_dlg_params(struct dc *dc,
context->res_ctx.pipe_ctx[i].plane_res.bw.dppclk_khz =
pipes[pipe_idx].clks_cfg.dppclk_mhz * 1000;
context->res_ctx.pipe_ctx[i].pipe_dlg_param = pipes[pipe_idx].pipe.dest;
+ if (dc->ctx->dce_version < DCN_VERSION_3_1 &&
+ context->res_ctx.pipe_ctx[i].stream->adaptive_sync_infopacket.valid)
+ dcn20_adjust_freesync_v_startup(
+ &context->res_ctx.pipe_ctx[i].stream->timing,
+ &context->res_ctx.pipe_ctx[i].pipe_dlg_param.vstartup_start);
pipe_idx++;
}
@@ -1927,7 +1932,6 @@ static bool dcn20_validate_bandwidth_internal(struct dc *dc, struct dc_state *co
int vlevel = 0;
int pipe_split_from[MAX_PIPES];
int pipe_cnt = 0;
- int i = 0;
display_e2e_pipe_params_st *pipes = kzalloc(dc->res_pool->pipe_count * sizeof(display_e2e_pipe_params_st), GFP_ATOMIC);
DC_LOGGER_INIT(dc->ctx->logger);
@@ -1951,15 +1955,6 @@ static bool dcn20_validate_bandwidth_internal(struct dc *dc, struct dc_state *co
dcn20_calculate_wm(dc, context, pipes, &pipe_cnt, pipe_split_from, vlevel, fast_validate);
dcn20_calculate_dlg_params(dc, context, pipes, pipe_cnt, vlevel);
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- if (!context->res_ctx.pipe_ctx[i].stream)
- continue;
- if (context->res_ctx.pipe_ctx[i].stream->adaptive_sync_infopacket.valid)
- dcn20_adjust_freesync_v_startup(
- &context->res_ctx.pipe_ctx[i].stream->timing,
- &context->res_ctx.pipe_ctx[i].pipe_dlg_param.vstartup_start);
- }
-
BW_VAL_TRACE_END_WATERMARKS();
goto validate_out;
@@ -2232,7 +2227,6 @@ bool dcn21_validate_bandwidth_fp(struct dc *dc,
int vlevel = 0;
int pipe_split_from[MAX_PIPES];
int pipe_cnt = 0;
- int i = 0;
display_e2e_pipe_params_st *pipes = kzalloc(dc->res_pool->pipe_count * sizeof(display_e2e_pipe_params_st), GFP_ATOMIC);
DC_LOGGER_INIT(dc->ctx->logger);
@@ -2261,15 +2255,6 @@ bool dcn21_validate_bandwidth_fp(struct dc *dc,
dcn21_calculate_wm(dc, context, pipes, &pipe_cnt, pipe_split_from, vlevel, fast_validate);
dcn20_calculate_dlg_params(dc, context, pipes, pipe_cnt, vlevel);
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- if (!context->res_ctx.pipe_ctx[i].stream)
- continue;
- if (context->res_ctx.pipe_ctx[i].stream->adaptive_sync_infopacket.valid)
- dcn20_adjust_freesync_v_startup(
- &context->res_ctx.pipe_ctx[i].stream->timing,
- &context->res_ctx.pipe_ctx[i].pipe_dlg_param.vstartup_start);
- }
-
BW_VAL_TRACE_END_WATERMARKS();
goto validate_out;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c
index 07adb614366e..fb21572750e8 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c
@@ -293,6 +293,17 @@ static unsigned int micro_sec_to_vert_lines(unsigned int num_us, struct dc_crtc_
return num_lines;
}
+static unsigned int get_vertical_back_porch(struct dc_crtc_timing *timing)
+{
+ unsigned int v_active = 0, v_blank = 0, v_back_porch = 0;
+
+ v_active = timing->v_border_top + timing->v_addressable + timing->v_border_bottom;
+ v_blank = timing->v_total - v_active;
+ v_back_porch = v_blank - timing->v_front_porch - timing->v_sync_width;
+
+ return v_back_porch;
+}
+
int dcn314_populate_dml_pipes_from_context_fpu(struct dc *dc, struct dc_state *context,
display_e2e_pipe_params_st *pipes,
bool fast_validate)
@@ -310,6 +321,7 @@ int dcn314_populate_dml_pipes_from_context_fpu(struct dc *dc, struct dc_state *c
for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) {
struct dc_crtc_timing *timing;
unsigned int num_lines = 0;
+ unsigned int v_back_porch = 0;
if (!res_ctx->pipe_ctx[i].stream)
continue;
@@ -323,9 +335,16 @@ int dcn314_populate_dml_pipes_from_context_fpu(struct dc *dc, struct dc_state *c
else
pipes[pipe_cnt].pipe.dest.vtotal = timing->v_total;
+ v_back_porch = get_vertical_back_porch(timing);
+
pipes[pipe_cnt].pipe.dest.vblank_nom = timing->v_total - pipes[pipe_cnt].pipe.dest.vactive;
pipes[pipe_cnt].pipe.dest.vblank_nom = min(pipes[pipe_cnt].pipe.dest.vblank_nom, num_lines);
- pipes[pipe_cnt].pipe.dest.vblank_nom = max(pipes[pipe_cnt].pipe.dest.vblank_nom, timing->v_sync_width);
+ // vblank_nom should not smaller than (VSync (timing->v_sync_width + v_back_porch) + 2)
+ // + 2 is because
+ // 1 -> VStartup_start should be 1 line before VSync
+ // 1 -> always reserve 1 line between start of vblank to vstartup signal
+ pipes[pipe_cnt].pipe.dest.vblank_nom =
+ max(pipes[pipe_cnt].pipe.dest.vblank_nom, timing->v_sync_width + v_back_porch + 2);
pipes[pipe_cnt].pipe.dest.vblank_nom = min(pipes[pipe_cnt].pipe.dest.vblank_nom, max_allowed_vblank_nom);
if (pipe->plane_state &&