From 52500de68fbb0c11403fd8db13aace99e5ef4f40 Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Tue, 21 May 2019 00:35:00 +0200
Subject: drm/vmwgfx: Don't look at state->allow_modeset
Git-commit: 52500de68fbb0c11403fd8db13aace99e5ef4f40
Patch-mainline: v5.4-rc1
References: bsc#1152472
That's purely for the uapi layer to implement the ALLOW_MODESET flag.
Drivers should instead look at the state, e.g. through
drm_atomic_crtc_needs_modeset(), which vmwgfx already does. Also remove
the confusing comment, since checking allow_modeset is at best a micro
optimization.
v2: Rebase
Reviewed-by: Deepak Rawat <drawat@vmware.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: VMware Graphics <linux-graphics-maintainer@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190520223500.6032-1-daniel.vetter@ffwll.ch
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index b97bc8e5944b..34284f0f5084 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1704,14 +1704,6 @@ vmw_kms_atomic_check_modeset(struct drm_device *dev,
if (ret)
return ret;
- if (!state->allow_modeset)
- return ret;
-
- /*
- * Legacy path do not set allow_modeset properly like
- * @drm_atomic_helper_update_plane, This will result in unnecessary call
- * to vmw_kms_check_topology. So extra set of check.
- */
for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
if (drm_atomic_crtc_needs_modeset(crtc_state))
need_modeset = true;
--
2.28.0