drm/amd/display: Update Z8 watermarks for DCN314

From Nicholas Kazlauskas
e22ef1561085fcd2c13ac2e501f31ebfa7a8e8cd in linux-6.1.y/6.1.29
fa24e116f1ce3dcc55474f0b6ab0cac4e3ee34e1 in mainline linux

diff --git a/sys/dev/pci/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c b/sys/dev/pci/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c
index 34b6c76..9214ce2 100644 (file)
--- a/sys/dev/pci/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c
+++ b/sys/dev/pci/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c
@@ -148,8 +148,8 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_14_soc = {
        .num_states = 5,
        .sr_exit_time_us = 16.5,
        .sr_enter_plus_exit_time_us = 18.5,
-       .sr_exit_z8_time_us = 442.0,
-       .sr_enter_plus_exit_z8_time_us = 560.0,
+       .sr_exit_z8_time_us = 280.0,
+       .sr_enter_plus_exit_z8_time_us = 350.0,
        .writeback_latency_us = 12.0,
        .dram_channel_width_bytes = 4,
        .round_trip_ping_latency_dcfclk_cycles = 106,