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drm/amd/display: use max lb for latency hiding

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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>
This commit is contained in:
Dmytro Laktyushkin 2020-12-07 16:23:41 -05:00 committed by Alex Deucher
parent 4abdb72bd8
commit 9d335e1764
6 changed files with 20 additions and 9 deletions
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4
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
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@ -82,7 +82,7 @@ const struct _vcs_dpi_ip_params_st dcn1_0_ip = {
.meta_chunk_size_kbytes = 2,
.writeback_chunk_size_kbytes = 2,
.line_buffer_size_bits = 589824,
.max_line_buffer_lines = 12,
.max_line_buffer_lines = 32,
.IsLineBufferBppFixed = 0,
.LineBufferFixedBpp = -1,
.writeback_luma_buffer_size_kbytes = 12,
@ -619,6 +619,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.recovery_enabled = false, /*enable this by default after testing.*/
.max_downscale_src_width = 3840,
.underflow_assert_delay_us = 0xFFFFFFFF,
.use_max_lb = true
};
static const struct dc_debug_options debug_defaults_diags = {
@ -630,6 +631,7 @@ static const struct dc_debug_options debug_defaults_diags = {
.disable_pplib_clock_request = true,
.disable_pplib_wm_range = true,
.underflow_assert_delay_us = 0xFFFFFFFF,
.use_max_lb = true
};
static void dcn10_dpp_destroy(struct dpp **dpp)

6
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
View File

@ -112,7 +112,7 @@ struct _vcs_dpi_ip_params_st dcn2_0_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,
@ -180,7 +180,7 @@ static struct _vcs_dpi_ip_params_st dcn2_0_nv14_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,
@ -1075,6 +1075,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.scl_reset_length10 = true,
.sanity_checks = false,
.underflow_assert_delay_us = 0xFFFFFFFF,
.use_max_lb = true
};
static const struct dc_debug_options debug_defaults_diags = {
@ -1091,6 +1092,7 @@ static const struct dc_debug_options debug_defaults_diags = {
.scl_reset_length10 = true,
.underflow_assert_delay_us = 0xFFFFFFFF,
.enable_tri_buf = true,
.use_max_lb = true
};
void dcn20_dpp_destroy(struct dpp **dpp)

9
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
View File

@ -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 {

4
drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
View File

@ -120,7 +120,7 @@ struct _vcs_dpi_ip_params_st dcn3_0_ip = {
.dcc_supported = true,
.writeback_interface_buffer_size_kbytes = 90,
.writeback_line_buffer_buffer_size = 0,
.max_line_buffer_lines = 12,
.max_line_buffer_lines = 32,
.writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640
.writeback_chroma_buffer_size_kbytes = 8,
.writeback_chroma_line_buffer_width_pixels = 4,
@ -852,6 +852,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.dwb_fi_phase = -1, // -1 = disable,
.dmub_command_table = true,
.disable_psr = false,
.use_max_lb = true
};
static const struct dc_debug_options debug_defaults_diags = {
@ -870,6 +871,7 @@ static const struct dc_debug_options debug_defaults_diags = {
.dmub_command_table = true,
.disable_psr = true,
.enable_tri_buf = true,
.use_max_lb = true
};
void dcn30_dpp_destroy(struct dpp **dpp)

2
drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c
View File

@ -116,7 +116,7 @@ struct _vcs_dpi_ip_params_st dcn3_01_ip = {
.dcc_supported = true,
.writeback_interface_buffer_size_kbytes = 90,
.writeback_line_buffer_buffer_size = 656640,
.max_line_buffer_lines = 12,
.max_line_buffer_lines = 32,
.writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640
.writeback_chroma_buffer_size_kbytes = 8,
.writeback_chroma_line_buffer_width_pixels = 4,

4
drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
View File

@ -101,7 +101,7 @@ struct _vcs_dpi_ip_params_st dcn3_02_ip = {
.dcc_supported = true,
.writeback_interface_buffer_size_kbytes = 90,
.writeback_line_buffer_buffer_size = 0,
.max_line_buffer_lines = 12,
.max_line_buffer_lines = 32,
.writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640
.writeback_chroma_buffer_size_kbytes = 8,
.writeback_chroma_line_buffer_width_pixels = 4,
@ -223,6 +223,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.underflow_assert_delay_us = 0xFFFFFFFF,
.dwb_fi_phase = -1, // -1 = disable,
.dmub_command_table = true,
.use_max_lb = true
};
static const struct dc_debug_options debug_defaults_diags = {
@ -241,6 +242,7 @@ static const struct dc_debug_options debug_defaults_diags = {
.dmub_command_table = true,
.enable_tri_buf = true,
.disable_psr = true,
.use_max_lb = true
};
enum dcn302_clk_src_array_id {