| /* |
| * Copyright 2017 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 "head.h" |
| |
| static void |
| gf119_head_vblank_put(struct nvkm_head *head) |
| { |
| struct nvkm_device *device = head->disp->engine.subdev.device; |
| const u32 hoff = head->id * 0x800; |
| nvkm_mask(device, 0x6100c0 + hoff, 0x00000001, 0x00000000); |
| } |
| |
| static void |
| gf119_head_vblank_get(struct nvkm_head *head) |
| { |
| struct nvkm_device *device = head->disp->engine.subdev.device; |
| const u32 hoff = head->id * 0x800; |
| nvkm_mask(device, 0x6100c0 + hoff, 0x00000001, 0x00000001); |
| } |
| |
| void |
| gf119_head_rgclk(struct nvkm_head *head, int div) |
| { |
| struct nvkm_device *device = head->disp->engine.subdev.device; |
| nvkm_mask(device, 0x612200 + (head->id * 0x800), 0x0000000f, div); |
| } |
| |
| static void |
| gf119_head_state(struct nvkm_head *head, struct nvkm_head_state *state) |
| { |
| struct nvkm_device *device = head->disp->engine.subdev.device; |
| const u32 hoff = (state == &head->asy) * 0x20000 + head->id * 0x300; |
| u32 data; |
| |
| data = nvkm_rd32(device, 0x640414 + hoff); |
| state->vtotal = (data & 0xffff0000) >> 16; |
| state->htotal = (data & 0x0000ffff); |
| data = nvkm_rd32(device, 0x640418 + hoff); |
| state->vsynce = (data & 0xffff0000) >> 16; |
| state->hsynce = (data & 0x0000ffff); |
| data = nvkm_rd32(device, 0x64041c + hoff); |
| state->vblanke = (data & 0xffff0000) >> 16; |
| state->hblanke = (data & 0x0000ffff); |
| data = nvkm_rd32(device, 0x640420 + hoff); |
| state->vblanks = (data & 0xffff0000) >> 16; |
| state->hblanks = (data & 0x0000ffff); |
| state->hz = nvkm_rd32(device, 0x640450 + hoff); |
| |
| data = nvkm_rd32(device, 0x640404 + hoff); |
| switch ((data & 0x000003c0) >> 6) { |
| case 6: state->or.depth = 30; break; |
| case 5: state->or.depth = 24; break; |
| case 2: state->or.depth = 18; break; |
| case 0: state->or.depth = 18; break; /*XXX: "default" */ |
| default: |
| state->or.depth = 18; |
| WARN_ON(1); |
| break; |
| } |
| } |
| |
| static const struct nvkm_head_func |
| gf119_head = { |
| .state = gf119_head_state, |
| .rgpos = nv50_head_rgpos, |
| .rgclk = gf119_head_rgclk, |
| .vblank_get = gf119_head_vblank_get, |
| .vblank_put = gf119_head_vblank_put, |
| }; |
| |
| int |
| gf119_head_new(struct nvkm_disp *disp, int id) |
| { |
| return nvkm_head_new_(&gf119_head, disp, id); |
| } |
| |
| int |
| gf119_head_cnt(struct nvkm_disp *disp, unsigned long *pmask) |
| { |
| struct nvkm_device *device = disp->engine.subdev.device; |
| *pmask = nvkm_rd32(device, 0x612004) & 0x0000000f; |
| return nvkm_rd32(device, 0x022448); |
| } |