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From f2c793b9eb007f794acd8bf4731bcaa2f6b1d853 Mon Sep 17 00:00:00 2001
From: Harry Wentland <harry.wentland@amd.com>
Date: Wed, 15 Aug 2018 16:49:27 -0500
Subject: [PATCH 0110/2940] drm/amdgpu: fill in
amdgpu_dm_remove_sink_from_freesync_module
Add code to tear down freesync modules when disabled.
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 40 ++++++++++++++-----
1 file changed, 29 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 167ae8c6e8ee..e28ede06c582 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -5364,19 +5364,37 @@ void amdgpu_dm_add_sink_to_freesync_module(struct drm_connector *connector,
dm_con_state->freesync_capable = true;
}
}
-
- /*
- * TODO figure out how to notify user-mode or DRM of freesync caps
- * once we figure out how to deal with freesync in an upstreamable
- * fashion
- */
-
}
void amdgpu_dm_remove_sink_from_freesync_module(struct drm_connector *connector)
{
- /*
- * TODO fill in once we figure out how to deal with freesync in
- * an upstreamable fashion
- */
+ struct amdgpu_dm_connector *amdgpu_dm_connector =
+ to_amdgpu_dm_connector(connector);
+ struct dm_connector_state *dm_con_state;
+ struct drm_device *dev = connector->dev;
+ struct amdgpu_device *adev = dev->dev_private;
+
+ if (!amdgpu_dm_connector->dc_sink || !adev->dm.freesync_module) {
+ DRM_ERROR("dc_sink NULL or no free_sync module.\n");
+ return;
+ }
+
+ if (!connector->state) {
+ DRM_ERROR("%s - Connector has no state", __func__);
+ return;
+ }
+
+ dm_con_state = to_dm_connector_state(connector->state);
+
+ amdgpu_dm_connector->min_vfreq = 0;
+ amdgpu_dm_connector->max_vfreq = 0;
+ amdgpu_dm_connector->pixel_clock_mhz = 0;
+
+ memset(&amdgpu_dm_connector->caps, 0, sizeof(amdgpu_dm_connector->caps));
+
+ dm_con_state->freesync_capable = false;
+
+ dm_con_state->user_enable.enable_for_gaming = false;
+ dm_con_state->user_enable.enable_for_static = false;
+ dm_con_state->user_enable.enable_for_video = false;
}
--
2.17.1
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