1 /* 2 * Copyright 2018 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 #include "ovly.h" 23 #include "atom.h" 24 25 #include <drm/drm_atomic_helper.h> 26 #include <drm/drm_fourcc.h> 27 #include <drm/drm_plane_helper.h> 28 29 #include <nvif/cl507e.h> 30 #include <nvif/event.h> 31 32 void 33 ovly507e_update(struct nv50_wndw *wndw, u32 *interlock) 34 { 35 u32 *push; 36 if ((push = evo_wait(&wndw->wndw, 2))) { 37 evo_mthd(push, 0x0080, 1); 38 evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]); 39 evo_kick(push, &wndw->wndw); 40 } 41 } 42 43 void 44 ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 45 { 46 u32 *push; 47 if ((push = evo_wait(&wndw->wndw, 4))) { 48 evo_mthd(push, 0x00e0, 3); 49 evo_data(push, asyw->scale.sy << 16 | asyw->scale.sx); 50 evo_data(push, asyw->scale.sh << 16 | asyw->scale.sw); 51 evo_data(push, asyw->scale.dw); 52 evo_kick(push, &wndw->wndw); 53 } 54 } 55 56 void 57 ovly507e_image_clr(struct nv50_wndw *wndw) 58 { 59 u32 *push; 60 if ((push = evo_wait(&wndw->wndw, 4))) { 61 evo_mthd(push, 0x0084, 1); 62 evo_data(push, 0x00000000); 63 evo_mthd(push, 0x00c0, 1); 64 evo_data(push, 0x00000000); 65 evo_kick(push, &wndw->wndw); 66 } 67 } 68 69 static void 70 ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 71 { 72 u32 *push; 73 if ((push = evo_wait(&wndw->wndw, 12))) { 74 evo_mthd(push, 0x0084, 1); 75 evo_data(push, asyw->image.interval << 4); 76 evo_mthd(push, 0x00c0, 1); 77 evo_data(push, asyw->image.handle[0]); 78 evo_mthd(push, 0x0100, 1); 79 evo_data(push, 0x00000002); 80 evo_mthd(push, 0x0800, 1); 81 evo_data(push, asyw->image.offset[0] >> 8); 82 evo_mthd(push, 0x0808, 3); 83 evo_data(push, asyw->image.h << 16 | asyw->image.w); 84 evo_data(push, asyw->image.layout << 20 | 85 (asyw->image.pitch[0] >> 8) << 8 | 86 asyw->image.blocks[0] << 8 | 87 asyw->image.blockh); 88 evo_data(push, asyw->image.kind << 16 | 89 asyw->image.format << 8 | 90 asyw->image.colorspace); 91 evo_kick(push, &wndw->wndw); 92 } 93 } 94 95 void 96 ovly507e_ntfy_clr(struct nv50_wndw *wndw) 97 { 98 u32 *push; 99 if ((push = evo_wait(&wndw->wndw, 2))) { 100 evo_mthd(push, 0x00a4, 1); 101 evo_data(push, 0x00000000); 102 evo_kick(push, &wndw->wndw); 103 } 104 } 105 106 void 107 ovly507e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 108 { 109 u32 *push; 110 if ((push = evo_wait(&wndw->wndw, 3))) { 111 evo_mthd(push, 0x00a0, 2); 112 evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset); 113 evo_data(push, asyw->ntfy.handle); 114 evo_kick(push, &wndw->wndw); 115 } 116 } 117 118 void 119 ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 120 struct nv50_head_atom *asyh) 121 { 122 asyh->ovly.cpp = 0; 123 } 124 125 int 126 ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 127 struct nv50_head_atom *asyh) 128 { 129 const struct drm_framebuffer *fb = asyw->state.fb; 130 int ret; 131 132 ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state, 133 DRM_PLANE_HELPER_NO_SCALING, 134 DRM_PLANE_HELPER_NO_SCALING, 135 true, true); 136 if (ret) 137 return ret; 138 139 asyh->ovly.cpp = fb->format->cpp[0]; 140 return 0; 141 } 142 143 #include "nouveau_bo.h" 144 145 static const struct nv50_wndw_func 146 ovly507e = { 147 .acquire = ovly507e_acquire, 148 .release = ovly507e_release, 149 .ntfy_set = ovly507e_ntfy_set, 150 .ntfy_clr = ovly507e_ntfy_clr, 151 .ntfy_reset = base507c_ntfy_reset, 152 .ntfy_wait_begun = base507c_ntfy_wait_begun, 153 .image_set = ovly507e_image_set, 154 .image_clr = ovly507e_image_clr, 155 .scale_set = ovly507e_scale_set, 156 .update = ovly507e_update, 157 }; 158 159 static const u32 160 ovly507e_format[] = { 161 DRM_FORMAT_YUYV, 162 DRM_FORMAT_UYVY, 163 DRM_FORMAT_XRGB8888, 164 DRM_FORMAT_XRGB1555, 165 0 166 }; 167 168 int 169 ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format, 170 struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data, 171 struct nv50_wndw **pwndw) 172 { 173 struct nv50_disp_overlay_channel_dma_v0 args = { 174 .head = head, 175 }; 176 struct nv50_disp *disp = nv50_disp(drm->dev); 177 struct nv50_wndw *wndw; 178 int ret; 179 180 ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY, 181 "ovly", head, format, BIT(head), 182 NV50_DISP_INTERLOCK_OVLY, interlock_data, 183 &wndw); 184 if (*pwndw = wndw, ret) 185 return ret; 186 187 ret = nv50_dmac_create(&drm->client.device, &disp->disp->object, 188 &oclass, 0, &args, sizeof(args), 189 disp->sync->bo.offset, &wndw->wndw); 190 if (ret) { 191 NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret); 192 return ret; 193 } 194 195 ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func, false, 196 NV50_DISP_OVERLAY_CHANNEL_DMA_V0_NTFY_UEVENT, 197 &(struct nvif_notify_uevent_req) {}, 198 sizeof(struct nvif_notify_uevent_req), 199 sizeof(struct nvif_notify_uevent_rep), 200 &wndw->notify); 201 if (ret) 202 return ret; 203 204 wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id); 205 wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id); 206 wndw->data = 0x00000000; 207 return 0; 208 } 209 210 int 211 ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass, 212 struct nv50_wndw **pwndw) 213 { 214 return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass, 215 0x00000004 << (head * 8), pwndw); 216 } 217