From df5da996aa9b12f6deb827616c2b57099d66a398 Mon Sep 17 00:00:00 2001
From: Aurabindo Pillai <aurabindo.pillai@amd.com>
Date: Tue, 26 May 2020 15:55:06 -0400
Subject: drm/amd/display: Enable use of dmub iff dmcu is disabled
Git-commit: a96562b01815b20d0f8b37890c0316f516a1fb77
Patch-mainline: v5.9-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
[Why & How]
DMUB command table should be allowed to be used
only if dmcu is explicitly disabled.
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 ++
1 file changed, 2 insertions(+)
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 7a37065c55d1..7a038eef8902 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -1906,6 +1906,8 @@ static bool dcn21_resource_construct(
BREAK_TO_DEBUGGER();
goto create_fail;
}
+
+ dc->debug.dmub_command_table = false;
}
if (dc->config.disable_dmcu) {
--
2.29.2