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authorBen Skeggs <bskeggs@redhat.com>2016-11-16 14:38:44 +1000
committerBen Skeggs <bskeggs@redhat.com>2016-11-17 09:50:38 +1000
commit4391d7f5c79a9fe6fa11cf6c160ca7f7bdb49d2a (patch)
tree8d640a872ed7d7fce70503b3d7c607d3fc24626a /drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c
parent3a6536c51d5db3adf58dcd466a3aee6233b58544 (diff)
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drm/nouveau/disp/nv50-: split chid into chid.ctrl and chid.user
GP102/GP104 make life difficult by redefining the channel indices for some registers, but not others. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c
index 9d2618dacf20..0211e0e8a35f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/piocnv50.c
@@ -32,15 +32,16 @@ nv50_disp_pioc_fini(struct nv50_disp_chan *chan)
struct nv50_disp *disp = chan->root->disp;
struct nvkm_subdev *subdev = &disp->base.engine.subdev;
struct nvkm_device *device = subdev->device;
- int chid = chan->chid;
+ int ctrl = chan->chid.ctrl;
+ int user = chan->chid.user;
- nvkm_mask(device, 0x610200 + (chid * 0x10), 0x00000001, 0x00000000);
+ nvkm_mask(device, 0x610200 + (ctrl * 0x10), 0x00000001, 0x00000000);
if (nvkm_msec(device, 2000,
- if (!(nvkm_rd32(device, 0x610200 + (chid * 0x10)) & 0x00030000))
+ if (!(nvkm_rd32(device, 0x610200 + (ctrl * 0x10)) & 0x00030000))
break;
) < 0) {
- nvkm_error(subdev, "ch %d timeout: %08x\n", chid,
- nvkm_rd32(device, 0x610200 + (chid * 0x10)));
+ nvkm_error(subdev, "ch %d timeout: %08x\n", user,
+ nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
}
}
@@ -50,26 +51,27 @@ nv50_disp_pioc_init(struct nv50_disp_chan *chan)
struct nv50_disp *disp = chan->root->disp;
struct nvkm_subdev *subdev = &disp->base.engine.subdev;
struct nvkm_device *device = subdev->device;
- int chid = chan->chid;
+ int ctrl = chan->chid.ctrl;
+ int user = chan->chid.user;
- nvkm_wr32(device, 0x610200 + (chid * 0x10), 0x00002000);
+ nvkm_wr32(device, 0x610200 + (ctrl * 0x10), 0x00002000);
if (nvkm_msec(device, 2000,
- if (!(nvkm_rd32(device, 0x610200 + (chid * 0x10)) & 0x00030000))
+ if (!(nvkm_rd32(device, 0x610200 + (ctrl * 0x10)) & 0x00030000))
break;
) < 0) {
- nvkm_error(subdev, "ch %d timeout0: %08x\n", chid,
- nvkm_rd32(device, 0x610200 + (chid * 0x10)));
+ nvkm_error(subdev, "ch %d timeout0: %08x\n", user,
+ nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
return -EBUSY;
}
- nvkm_wr32(device, 0x610200 + (chid * 0x10), 0x00000001);
+ nvkm_wr32(device, 0x610200 + (ctrl * 0x10), 0x00000001);
if (nvkm_msec(device, 2000,
- u32 tmp = nvkm_rd32(device, 0x610200 + (chid * 0x10));
+ u32 tmp = nvkm_rd32(device, 0x610200 + (ctrl * 0x10));
if ((tmp & 0x00030000) == 0x00010000)
break;
) < 0) {
- nvkm_error(subdev, "ch %d timeout1: %08x\n", chid,
- nvkm_rd32(device, 0x610200 + (chid * 0x10)));
+ nvkm_error(subdev, "ch %d timeout1: %08x\n", user,
+ nvkm_rd32(device, 0x610200 + (ctrl * 0x10)));
return -EBUSY;
}