1 /* 2 * Copyright 2012 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Ben Skeggs 23 */ 24 #include "priv.h" 25 #include "head.h" 26 27 static const struct nvkm_disp_oclass * 28 nv04_disp_root(struct nvkm_disp *disp) 29 { 30 return &nv04_disp_root_oclass; 31 } 32 33 static void 34 nv04_disp_intr(struct nvkm_disp *disp) 35 { 36 struct nvkm_subdev *subdev = &disp->engine.subdev; 37 struct nvkm_device *device = subdev->device; 38 u32 crtc0 = nvkm_rd32(device, 0x600100); 39 u32 crtc1 = nvkm_rd32(device, 0x602100); 40 u32 pvideo; 41 42 if (crtc0 & 0x00000001) { 43 nvkm_disp_vblank(disp, 0); 44 nvkm_wr32(device, 0x600100, 0x00000001); 45 } 46 47 if (crtc1 & 0x00000001) { 48 nvkm_disp_vblank(disp, 1); 49 nvkm_wr32(device, 0x602100, 0x00000001); 50 } 51 52 if (device->chipset >= 0x10 && device->chipset <= 0x40) { 53 pvideo = nvkm_rd32(device, 0x8100); 54 if (pvideo & ~0x11) 55 nvkm_info(subdev, "PVIDEO intr: %08x\n", pvideo); 56 nvkm_wr32(device, 0x8100, pvideo); 57 } 58 } 59 60 static const struct nvkm_disp_func 61 nv04_disp = { 62 .intr = nv04_disp_intr, 63 .root = nv04_disp_root, 64 }; 65 66 int 67 nv04_disp_new(struct nvkm_device *device, int index, struct nvkm_disp **pdisp) 68 { 69 int ret, i; 70 71 ret = nvkm_disp_new_(&nv04_disp, device, index, pdisp); 72 if (ret) 73 return ret; 74 75 for (i = 0; i < 2; i++) { 76 ret = nv04_head_new(*pdisp, i); 77 if (ret) 78 return ret; 79 } 80 81 return 0; 82 } 83