From d2184b1ba1be247d1c4060a69f0c0c3628c87ff4 Mon Sep 17 00:00:00 2001 From: Gabe Teeger Date: Tue, 2 Jun 2026 11:38:35 -0400 Subject: [PATCH] drm/amd/display: Enable pstate for DCN4 non-emulation builds [Why] Pstate was disabled during bring-up to avoid interference. Now that bring-up is complete it can be enabled for non-emulation builds. [How] Set pstate_enabled to true in debug_defaults_drv for non-emulation DCN4 builds. Reviewed-by: Matthew Stewart Signed-off-by: Gabe Teeger Signed-off-by: Chenyu Chen Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../gpu/drm/amd/display/dc/resource/dcn42b/dcn42b_resource.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn42b/dcn42b_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn42b/dcn42b_resource.c index 527d17f29f3b..669bd5eb4c8f 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn42b/dcn42b_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn42b/dcn42b_resource.c @@ -757,7 +757,7 @@ static const struct dc_debug_options debug_defaults_drv = { .underflow_assert_delay_us = 0xFFFFFFFF, .dwb_fi_phase = -1, // -1 = disable, .dmub_command_table = true, - .pstate_enabled = false, + .pstate_enabled = true, .enable_mem_low_power = { .bits = { .vga = false,