nouveau: fix r535 build on 32-bit arm.

airlied · airlied · commit b76827a3a930 · 2023-10-31T15:11:14.000+10:00
This needs the proper division macros. Reviewed-by: Danilo Krummrich <dakr@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20231030012814.1208972-1-airlied@gmail.com
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/r535.c
@@ -267,7 +267,7 @@ r535_chan_id_get_locked(struct nvkm_chan *chan, struct nvkm_memory *muserd, u64
 		return -EINVAL;
 	}
 
-	chid = ouserd / chan->func->userd->size;
+	chid = div_u64(ouserd, chan->func->userd->size);
 
 	list_for_each_entry(userd, &fifo->userd.list, head) {
 		if (userd->mem == muserd) {

Original file line number	Diff line number	Diff line change
`@@ -267,7 +267,7 @@ r535_chan_id_get_locked(struct nvkm_chan chan, struct nvkm_memory muserd, u64`
`267`	`267`	`return -EINVAL;`
`268`	`268`	`}`
`269`	`269`
`270`		`- chid = ouserd / chan->func->userd->size;`
	`270`	`+ chid = div_u64(ouserd, chan->func->userd->size);`
`271`	`271`
`272`	`272`	`list_for_each_entry(userd, &fifo->userd.list, head) {`
`273`	`273`	`if (userd->mem == muserd) {`