diff options
| author | Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> | 2020-12-07 16:23:41 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-03-23 23:31:46 -0400 |
| commit | 9d335e17646c41d2781ee583b1512fc11e5d59aa (patch) | |
| tree | 2b59af843f25251c1c3d25ea9df75cbfe822ed96 /drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | |
| parent | 4abdb72bd8576bcf9c0b9f4213c97f28e75d37a5 (diff) | |
drm/amd/display: use max lb for latency hiding
Enable max memory lb config to improve stutter efficiency and
latency hiding. Also increase max number of lb lines to be
used by dml since experiments have shown that there isnt a hard max
beyond what fits in lb.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Solomon Chiu <solomon.chiu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index 2c4e309d1836..bd8e4c0f92db 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -115,7 +115,7 @@ struct _vcs_dpi_ip_params_st dcn2_1_ip = { .is_line_buffer_bpp_fixed = 0, .line_buffer_fixed_bpp = 0, .dcc_supported = true, - .max_line_buffer_lines = 12, + .max_line_buffer_lines = 32, .writeback_luma_buffer_size_kbytes = 12, .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, @@ -882,7 +882,9 @@ static const struct dc_debug_options debug_defaults_drv = { .scl_reset_length10 = true, .sanity_checks = true, .disable_48mhz_pwrdwn = false, - .usbc_combo_phy_reset_wa = true + .usbc_combo_phy_reset_wa = true, + .dmub_command_table = true, + .use_max_lb = true }; static const struct dc_debug_options debug_defaults_diags = { @@ -898,7 +900,8 @@ static const struct dc_debug_options debug_defaults_diags = { .disable_stutter = true, .disable_48mhz_pwrdwn = true, .disable_psr = true, - .enable_tri_buf = true + .enable_tri_buf = true, + .use_max_lb = true }; enum dcn20_clk_src_array_id { |