From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c
index db48a1d..02c4eb2 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c
@@ -288,6 +288,19 @@
return nvkm_memory_addr(nv50_instobj(memory)->ram);
}
+static u64
+nv50_instobj_bar2(struct nvkm_memory *memory)
+{
+ struct nv50_instobj *iobj = nv50_instobj(memory);
+ u64 addr = ~0ULL;
+ if (nv50_instobj_acquire(&iobj->base.memory)) {
+ iobj->lru.next = NULL; /* Exclude from eviction. */
+ addr = iobj->bar->addr;
+ }
+ nv50_instobj_release(&iobj->base.memory);
+ return addr;
+}
+
static enum nvkm_memory_target
nv50_instobj_target(struct nvkm_memory *memory)
{
@@ -325,8 +338,9 @@
nv50_instobj_func = {
.dtor = nv50_instobj_dtor,
.target = nv50_instobj_target,
- .size = nv50_instobj_size,
+ .bar2 = nv50_instobj_bar2,
.addr = nv50_instobj_addr,
+ .size = nv50_instobj_size,
.boot = nv50_instobj_boot,
.acquire = nv50_instobj_acquire,
.release = nv50_instobj_release,
--
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