linux-kernel - [PATCH v9 2/2] drm/amdgpu: Enable async flip on overlay planes

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Message-Id: <20241002-tonyk-async_flip-v9-2-453b1b8977bd@igalia.com>
Date: Wed, 02 Oct 2024 18:16:06 -0300
From: André Almeida <andrealmeid@...lia.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Harry Wentland <harry.wentland@....com>, Leo Li <sunpeng.li@....com>, 
 Rodrigo Siqueira <Rodrigo.Siqueira@....com>, 
 Alex Deucher <alexander.deucher@....com>, 
 Christian König <christian.koenig@....com>, 
 Xinhui Pan <Xinhui.Pan@....com>, dmitry.baryshkov@...aro.org, 
 Simon Ser <contact@...rsion.fr>, joshua@...ggi.es, 
 Xaver Hugl <xaver.hugl@...il.com>, Daniel Stone <daniel@...ishbar.org>, 
 ville.syrjala@...ux.intel.com
Cc: kernel-dev@...lia.com, dri-devel@...ts.freedesktop.org, 
 linux-kernel@...r.kernel.org, amd-gfx@...ts.freedesktop.org, 
 André Almeida <andrealmeid@...lia.com>
Subject: [PATCH v9 2/2] drm/amdgpu: Enable async flip on overlay planes

amdgpu can handle async flips on overlay planes, so allow it for atomic
async checks.

Signed-off-by: André Almeida <andrealmeid@...lia.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c
index 495e3cd70426..4c6aed5ca777 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c
@@ -1266,8 +1266,7 @@ static int amdgpu_dm_plane_atomic_async_check(struct drm_plane *plane,
 	struct drm_plane_state *new_plane_state;
 	struct dm_crtc_state *dm_new_crtc_state;
 
-	/* Only support async updates on cursor planes. */
-	if (plane->type != DRM_PLANE_TYPE_CURSOR)
+	if (plane->type != DRM_PLANE_TYPE_CURSOR && plane->type != DRM_PLANE_TYPE_OVERLAY)
 		return -EINVAL;
 
 	new_plane_state = drm_atomic_get_new_plane_state(state, plane);

-- 
2.46.0