From b4e031e40f49fdb3b36b24084a752b8c6c10fa3b Mon Sep 17 00:00:00 2001 From: Dmytro Laktyushkin Date: Thu, 11 Mar 2021 18:25:34 -0500 Subject: [PATCH] drm/amd/display: revert max lb use by default for n10 This is causing a pstate change underflow regression for unknown reason Tested-by: Daniel Wheeler Signed-off-by: Dmytro Laktyushkin Reviewed-by: Eric Bernstein Acked-by: Solomon Chiu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 2 -- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 -- 2 files changed, 4 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c index 0b1000d..f962b90 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c @@ -619,7 +619,6 @@ 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 = { @@ -631,7 +630,6 @@ 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) diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 3c2a051..8fb29f75 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -1075,7 +1075,6 @@ 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 = { @@ -1092,7 +1091,6 @@ 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) -- 2.7.4