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From abab7bba48f0be1a7afa6e7283b40980576bbf57 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Sun, 21 Jun 2020 17:12:19 +1000
Subject: drm/nouveau/kms/nv50-: use NVIDIA's headers for wndw
Git-commit: 75bd8304e61c01d2bc5df46fcf9c2e9838b3a246
Patch-mainline: v5.9-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
 ntfy_wait_begun()

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/nouveau/dispnv50/base507c.c | 3 +--
 drivers/gpu/drm/nouveau/dispnv50/ovly827e.c | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/dispnv50/base507c.c b/drivers/gpu/drm/nouveau/dispnv50/base507c.c
index a468fae7da6a..412270e4783c 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/base507c.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/base507c.c
@@ -123,8 +123,7 @@ base507c_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
 			 struct nvif_device *device)
 {
 	s64 time = nvif_msec(device, 2000ULL,
-		u32 data = nouveau_bo_rd32(bo, offset / 4);
-		if ((data & 0xc0000000) == 0x40000000)
+		if (NVBO_TD32(bo, offset, NV_DISP_BASE_NOTIFIER_1, _0, STATUS, ==, BEGUN))
 			break;
 		usleep_range(1, 2);
 	);
diff --git a/drivers/gpu/drm/nouveau/dispnv50/ovly827e.c b/drivers/gpu/drm/nouveau/dispnv50/ovly827e.c
index 199f6ddfccd7..63b0047eb34f 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/ovly827e.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/ovly827e.c
@@ -57,8 +57,7 @@ ovly827e_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
 			 struct nvif_device *device)
 {
 	s64 time = nvif_msec(device, 2000ULL,
-		u32 data = nouveau_bo_rd32(bo, offset / 4 + 3);
-		if ((data & 0xffff0000) == 0xffff0000)
+		if (NVBO_TD32(bo, offset, NV_DISP_NOTIFICATION_1, _3, STATUS, ==, BEGUN))
 			break;
 		usleep_range(1, 2);
 	);
-- 
2.29.2