mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-27 06:30:56 +07:00
drm/nve0/fifo: runlist intr
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
parent
c074bdbc92
commit
138b873fdf
@ -60,6 +60,7 @@ static const struct {
|
||||
struct nve0_fifo_engn {
|
||||
struct nouveau_gpuobj *runlist[2];
|
||||
int cur_runlist;
|
||||
wait_queue_head_t wait;
|
||||
};
|
||||
|
||||
struct nve0_fifo_priv {
|
||||
@ -646,6 +647,18 @@ nve0_fifo_intr_pbdma(struct nve0_fifo_priv *priv, int unit)
|
||||
nv_wr32(priv, 0x040108 + (unit * 0x2000), stat);
|
||||
}
|
||||
|
||||
static void
|
||||
nve0_fifo_intr_runlist(struct nve0_fifo_priv *priv)
|
||||
{
|
||||
u32 mask = nv_rd32(priv, 0x002a00);
|
||||
while (mask) {
|
||||
u32 engn = __ffs(mask);
|
||||
wake_up(&priv->engine[engn].wait);
|
||||
nv_wr32(priv, 0x002a00, 1 << engn);
|
||||
mask &= ~(1 << engn);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
nve0_fifo_intr_engine(struct nve0_fifo_priv *priv)
|
||||
{
|
||||
@ -731,14 +744,7 @@ nve0_fifo_intr(struct nouveau_subdev *subdev)
|
||||
}
|
||||
|
||||
if (stat & 0x40000000) {
|
||||
u32 mask = nv_mask(priv, 0x002a00, 0x00000000, 0x00000000);
|
||||
|
||||
while (mask) {
|
||||
u32 engn = ffs(mask) - 1;
|
||||
/* runlist event, not currently used */
|
||||
mask &= ~(1 << engn);
|
||||
}
|
||||
|
||||
nve0_fifo_intr_runlist(priv);
|
||||
stat &= ~0x40000000;
|
||||
}
|
||||
|
||||
@ -808,9 +814,8 @@ nve0_fifo_init(struct nouveau_object *object)
|
||||
|
||||
nv_wr32(priv, 0x002254, 0x10000000 | priv->user.bar.offset >> 12);
|
||||
|
||||
nv_wr32(priv, 0x002a00, 0xffffffff);
|
||||
nv_wr32(priv, 0x002100, 0xffffffff);
|
||||
nv_wr32(priv, 0x002140, 0x3fffffff);
|
||||
nv_wr32(priv, 0x002140, 0x7fffffff);
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -856,6 +861,8 @@ nve0_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
|
||||
0, &priv->engine[i].runlist[1]);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
init_waitqueue_head(&priv->engine[i].wait);
|
||||
}
|
||||
|
||||
ret = nouveau_gpuobj_new(nv_object(priv), NULL, impl->channels * 0x200,
|
||||
|
Loading…
Reference in New Issue
Block a user