提交 acde2d80 编写于 作者: B Ben Skeggs

Revert "drm/nouveau: inform userspace of new kernel subchannel requirements"

This reverts commit a81f15499887d3f9f24ec70bb9b7e778942a6b7b.

Gah, we have a released userspace component using fixed subc assignment
that conflicts with this.  To avoid breaking ABI this needs to be
reverted.
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 4a206ffc
......@@ -436,11 +436,18 @@ nouveau_ioctl_fifo_alloc(struct drm_device *dev, void *data,
}
if (dev_priv->card_type < NV_C0) {
init->subchan[0].handle = NvSw;
init->subchan[0].grclass = NV_SW;
init->nr_subchan = 1;
init->subchan[0].handle = NvM2MF;
if (dev_priv->card_type < NV_50)
init->subchan[0].grclass = 0x0039;
else
init->subchan[0].grclass = 0x5039;
init->subchan[1].handle = NvSw;
init->subchan[1].grclass = NV_SW;
init->nr_subchan = 2;
} else {
init->nr_subchan = 0;
init->subchan[0].handle = 0x9039;
init->subchan[0].grclass = 0x9039;
init->nr_subchan = 1;
}
/* Named memory object area */
......
......@@ -48,8 +48,8 @@ void nv50_dma_push(struct nouveau_channel *, struct nouveau_bo *,
/* Hardcoded object assignments to subchannels (subchannel id). */
enum {
NvSubSw = 0,
NvSubM2MF = 1,
NvSubM2MF = 0,
NvSubSw = 1,
NvSub2D = 2,
NvSubCtxSurf2D = 2,
NvSubGdiRect = 3,
......
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