diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgp102.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgp102.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgp102.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgp102.c deleted file mode 100644 index f8fd2bbca46a..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dmacgp102.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright 2016 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. - * - * Authors: Ben Skeggs <bskeggs@redhat.com> - */ -#include "channv50.h" - -#include <subdev/timer.h> - -static int -gp102_disp_dmac_init(struct nv50_disp_chan *chan) -{ - struct nvkm_subdev *subdev = &chan->disp->engine.subdev; - struct nvkm_device *device = subdev->device; - int ctrl = chan->chid.ctrl; - int user = chan->chid.user; - - /* initialise channel for dma command submission */ - nvkm_wr32(device, 0x611494 + (ctrl * 0x0010), chan->push); - nvkm_wr32(device, 0x611498 + (ctrl * 0x0010), 0x00010000); - nvkm_wr32(device, 0x61149c + (ctrl * 0x0010), 0x00000001); - nvkm_mask(device, 0x610490 + (ctrl * 0x0010), 0x00000010, 0x00000010); - nvkm_wr32(device, 0x640000 + (ctrl * 0x1000), chan->suspend_put); - nvkm_wr32(device, 0x610490 + (ctrl * 0x0010), 0x00000013); - - /* wait for it to go inactive */ - if (nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x610490 + (ctrl * 0x10)) & 0x80000000)) - break; - ) < 0) { - nvkm_error(subdev, "ch %d init: %08x\n", user, - nvkm_rd32(device, 0x610490 + (ctrl * 0x10))); - return -EBUSY; - } - - return 0; -} - -const struct nv50_disp_chan_func -gp102_disp_dmac_func = { - .init = gp102_disp_dmac_init, - .fini = gf119_disp_dmac_fini, - .intr = gf119_disp_chan_intr, - .user = nv50_disp_chan_user, - .bind = gf119_disp_dmac_bind, -}; |