From 4cb5d0563b1ae739abc108044ed8b10e2d8b8e49 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Tue, 19 Sep 2023 17:56:09 -0400
Subject: drm/nouveau/disp: update SOR routing immediately on acquire()
Git-commit: 45d954c05da1e56b534b28a64c2a7b99576fbd57
Patch-mainline: v6.7-rc1
References: jsc#PED-3527 jsc#PED-5475 jsc#PED-6068 jsc#PED-6070 jsc#PED-6116 jsc#PED-6120 jsc#PED-5065 jsc#PED-5477 jsc#PED-5511 jsc#PED-6041 jsc#PED-6069 jsc#PED-6071
- was previously delayed until second supervisor interrupt
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Acked-by: Danilo Krummrich <me@dakr.org>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919220442.202488-15-lyude@redhat.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c | 2 +-
drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
index 5b55598e09c8..b288ea6658da 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
@@ -48,8 +48,8 @@ nvkm_outp_route(struct nvkm_disp *disp)
list_for_each_entry(ior, &disp->iors, head) {
if ((outp = ior->asy.outp)) {
- OUTP_DBG(outp, "acquire %s", ior->name);
if (ior->asy.outp != ior->arm.outp) {
+ OUTP_DBG(outp, "acquire %s", ior->name);
if (ior->func->route.set)
ior->func->route.set(outp, ior);
ior->arm.outp = ior->asy.outp;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
index d71bc188047e..042a43c22061 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -235,6 +235,8 @@ nvkm_uoutp_mthd_acquire(struct nvkm_outp *outp, void *argv, u32 argc)
if (ret)
return ret;
+ nvkm_outp_route(outp->disp);
+
args->v0.or = outp->ior->id;
args->v0.link = outp->ior->asy.link;
return 0;
--
2.43.0