Linux Virtualization - Dec 2018 - [PATCH 04/14] drm/bochs: atomic: add mode_set_nofb callback.

Conversion to atomic modesetting, step two.
Add mode_set_nofb crtc helper callback.

Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
 drivers/gpu/drm/bochs/bochs_kms.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/bochs/bochs_kms.c
b/drivers/gpu/drm/bochs/bochs_kms.c
index 59d469f343..18b705fb0b 100644
--- a/drivers/gpu/drm/bochs/bochs_kms.c
+++ b/drivers/gpu/drm/bochs/bochs_kms.c
@@ -86,6 +86,14 @@ static int bochs_crtc_mode_set(struct drm_crtc *crtc,
 	return 0;
 }
 
+static void bochs_crtc_mode_set_nofb(struct drm_crtc *crtc)
+{
+	struct bochs_device *bochs +		container_of(crtc, struct bochs_device, crtc);
+
+	bochs_hw_setmode(bochs, &crtc->mode);
+}
+
 static void bochs_crtc_prepare(struct drm_crtc *crtc)
 {
 }
@@ -149,6 +157,7 @@ static const struct drm_crtc_helper_funcs bochs_helper_funcs
= {
 	.dpms = bochs_crtc_dpms,
 	.mode_set = bochs_crtc_mode_set,
 	.mode_set_base = bochs_crtc_mode_set_base,
+	.mode_set_nofb = bochs_crtc_mode_set_nofb,
 	.prepare = bochs_crtc_prepare,
 	.commit = bochs_crtc_commit,
 	.atomic_enable = bochs_crtc_atomic_enable,
-- 
2.9.3