From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/drivers/gpu/drm/nouveau/nvif/userc361.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/gpu/drm/nouveau/nvif/userc361.c b/kernel/drivers/gpu/drm/nouveau/nvif/userc361.c
index 19f9958..1116f87 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvif/userc361.c
+++ b/kernel/drivers/gpu/drm/nouveau/nvif/userc361.c
@@ -21,6 +21,19 @@
*/
#include <nvif/user.h>
+static u64
+nvif_userc361_time(struct nvif_user *user)
+{
+ u32 hi, lo;
+
+ do {
+ hi = nvif_rd32(&user->object, 0x084);
+ lo = nvif_rd32(&user->object, 0x080);
+ } while (hi != nvif_rd32(&user->object, 0x084));
+
+ return ((u64)hi << 32 | lo);
+}
+
static void
nvif_userc361_doorbell(struct nvif_user *user, u32 token)
{
@@ -30,4 +43,5 @@
const struct nvif_user_func
nvif_userc361 = {
.doorbell = nvif_userc361_doorbell,
+ .time = nvif_userc361_time,
};
--
Gitblit v1.6.2