Commit 479d5902 authored by Deepak Rawat's avatar Deepak Rawat Committed by Thomas Hellstrom

drm/vmwgfx: Also check for crtc status while checking for DU active

During modeset check it is possible to have all crtc_state's in atomic
state. Check for crtc enable status while checking for display unit
active status. Only error if enabling a crtc while display unit is not
active.

Cc: <stable@vger.kernel.org>
Fixes: 9da6e26c: ("drm/vmwgfx: Fix a layout race condition")
Signed-off-by: default avatarDeepak Rawat <drawat@vmware.com>
Reviewed-by: default avatarThomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: default avatarThomas Hellstrom <thellstrom@vmware.com>
parent 51fdbeb4
...@@ -1646,7 +1646,7 @@ static int vmw_kms_check_topology(struct drm_device *dev, ...@@ -1646,7 +1646,7 @@ static int vmw_kms_check_topology(struct drm_device *dev,
struct drm_connector_state *conn_state; struct drm_connector_state *conn_state;
struct vmw_connector_state *vmw_conn_state; struct vmw_connector_state *vmw_conn_state;
if (!du->pref_active) { if (!du->pref_active && new_crtc_state->enable) {
ret = -EINVAL; ret = -EINVAL;
goto clean; goto clean;
} }
......
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