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From 79f7b70729663c5986c84e1a0888f50a55a81093 Mon Sep 17 00:00:00 2001
From: Thomas Crider <gloriouseggroll@gmail.com>
Date: Mon, 18 Dec 2023 03:36:09 -0500
Subject: [PATCH 1/6] revert 1101185bc50f5e45b8b89300914d9aa35a0c8cbe
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 ++--
1 file changed, 2 insertions(+), 2 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 7dab01803..81672738a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -6106,6 +6106,8 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector,
if (recalculate_timing)
drm_mode_set_crtcinfo(&saved_mode, 0);
+ else if (!old_stream)
+ drm_mode_set_crtcinfo(&mode, 0);
/*
* If scaling is enabled and refresh rate didn't change
@@ -6669,8 +6671,6 @@ enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connec
goto fail;
}
- drm_mode_set_crtcinfo(mode, 0);
-
stream = create_validate_stream_for_sink(aconnector, mode,
to_dm_connector_state(connector->state),
NULL);
--
2.43.0
From 32993fef83542e3bea66ed3ceec4944b3ae9d4f1 Mon Sep 17 00:00:00 2001
From: Joshua Ashton <joshua@froggi.es>
Date: Mon, 14 Nov 2022 19:52:30 +0000
Subject: [PATCH] drm/amd/display: Always set crtcinfo from
create_stream_for_sink
Given that we always pass dm_state into here now, this won't ever
trigger anymore.
This is needed for we will always fail mode validation with invalid
clocks or link bandwidth errors.
Signed-off-by: Joshua Ashton <joshua@froggi.es>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Cc: Pekka Paalanen <ppaalanen@gmail.com>
Cc: Sebastian Wick <sebastian.wick@redhat.com>
Cc: Vitaly.Prosyak@amd.com
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Simon Ser <contact@emersion.fr>
Cc: Melissa Wen <mwen@igalia.com>
Cc: dri-devel@lists.freedesktop.org
Cc: amd-gfx@lists.freedesktop.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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 81672738a..8eb14c74a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -6106,7 +6106,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector,
if (recalculate_timing)
drm_mode_set_crtcinfo(&saved_mode, 0);
- else if (!old_stream)
+ else
drm_mode_set_crtcinfo(&mode, 0);
/*
--
2.43.0
From 1edf3fbbeb36440e1222c2fe0e8127fb804c5278 Mon Sep 17 00:00:00 2001
From: Hamza Mahfooz <hamza.mahfooz@amd.com>
Date: Fri, 4 Aug 2023 11:13:04 -0400
Subject: [PATCH] drm/amd/display: ensure async flips are only accepted for
fast updates
We should be checking to see if async flips are supported in
amdgpu_dm_atomic_check() (i.e. not dm_crtc_helper_atomic_check()). Also,
async flipping isn't supported if a plane's framebuffer changes memory
domains during an atomic commit. So, move the check from
dm_crtc_helper_atomic_check() to amdgpu_dm_atomic_check() and check if
the memory domain has changed in amdgpu_dm_atomic_check().
Cc: stable@vger.kernel.org
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2733
Fixes: c1e18c44dc7f ("drm/amd/display: only accept async flips for fast updates")
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit a7c0cad0dc060bb77e9c9d235d68441b0fc69507)
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c | 12 ------------
1 file changed, 12 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
index be1ebe826442a4..4b223db0cf2fe8 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
@@ -473,18 +473,6 @@ static int dm_crtc_helper_atomic_check(struct drm_crtc *crtc,
return -EINVAL;
}
- /*
- * Only allow async flips for fast updates that don't change the FB
- * pitch, the DCC state, rotation, etc.
- */
- if (crtc_state->async_flip &&
- dm_crtc_state->update_type != UPDATE_TYPE_FAST) {
- drm_dbg_atomic(crtc->dev,
- "[CRTC:%d:%s] async flips are only supported for fast updates\n",
- crtc->base.id, crtc->name);
- return -EINVAL;
- }
-
/* In some use cases, like reset, no stream is attached */
if (!dm_crtc_state->stream)
return 0;
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