diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgv100.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgv100.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgv100.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgv100.c deleted file mode 100644 index fdb624ac6b87..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgv100.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright 2018 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - */ -#include "channv50.h" - -#include <core/ramht.h> -#include <subdev/timer.h> - -static int -gv100_disp_dmac_idle(struct nv50_disp_chan *chan) -{ - struct nvkm_device *device = chan->disp->base.engine.subdev.device; - const u32 soff = (chan->chid.ctrl - 1) * 0x04; - nvkm_msec(device, 2000, - u32 stat = nvkm_rd32(device, 0x610664 + soff); - if ((stat & 0x000f0000) == 0x00040000) - return 0; - ); - return -EBUSY; -} - -int -gv100_disp_dmac_bind(struct nv50_disp_chan *chan, - struct nvkm_object *object, u32 handle) -{ - return nvkm_ramht_insert(chan->disp->ramht, object, - chan->chid.user, -9, handle, - chan->chid.user << 25 | 0x00000040); -} - -void -gv100_disp_dmac_fini(struct nv50_disp_chan *chan) -{ - struct nvkm_device *device = chan->disp->base.engine.subdev.device; - const u32 uoff = (chan->chid.ctrl - 1) * 0x1000; - const u32 coff = chan->chid.ctrl * 0x04; - nvkm_mask(device, 0x6104e0 + coff, 0x00000010, 0x00000000); - gv100_disp_dmac_idle(chan); - nvkm_mask(device, 0x6104e0 + coff, 0x00000002, 0x00000000); - chan->suspend_put = nvkm_rd32(device, 0x690000 + uoff); -} - -int -gv100_disp_dmac_init(struct nv50_disp_chan *chan) -{ - struct nvkm_subdev *subdev = &chan->disp->base.engine.subdev; - struct nvkm_device *device = subdev->device; - const u32 uoff = (chan->chid.ctrl - 1) * 0x1000; - const u32 poff = chan->chid.ctrl * 0x10; - const u32 coff = chan->chid.ctrl * 0x04; - - nvkm_wr32(device, 0x610b24 + poff, lower_32_bits(chan->push)); - nvkm_wr32(device, 0x610b20 + poff, upper_32_bits(chan->push)); - nvkm_wr32(device, 0x610b28 + poff, 0x00000001); - nvkm_wr32(device, 0x610b2c + poff, 0x00000040); - - nvkm_mask(device, 0x6104e0 + coff, 0x00000010, 0x00000010); - nvkm_wr32(device, 0x690000 + uoff, chan->suspend_put); - nvkm_wr32(device, 0x6104e0 + coff, 0x00000013); - return gv100_disp_dmac_idle(chan); -} |