1/* $NetBSD: nouveau_dispnv50_ovly507e.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $ */ 2 3/* 4 * Copyright 2018 Red Hat Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 */ 24#include <sys/cdefs.h> 25__KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv50_ovly507e.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $"); 26 27#include "ovly.h" 28#include "atom.h" 29 30#include <drm/drm_atomic_helper.h> 31#include <drm/drm_fourcc.h> 32#include <drm/drm_plane_helper.h> 33 34#include <nvif/cl507e.h> 35#include <nvif/event.h> 36 37void 38ovly507e_update(struct nv50_wndw *wndw, u32 *interlock) 39{ 40 u32 *push; 41 if ((push = evo_wait(&wndw->wndw, 2))) { 42 evo_mthd(push, 0x0080, 1); 43 evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]); 44 evo_kick(push, &wndw->wndw); 45 } 46} 47 48void 49ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 50{ 51 u32 *push; 52 if ((push = evo_wait(&wndw->wndw, 4))) { 53 evo_mthd(push, 0x00e0, 3); 54 evo_data(push, asyw->scale.sy << 16 | asyw->scale.sx); 55 evo_data(push, asyw->scale.sh << 16 | asyw->scale.sw); 56 evo_data(push, asyw->scale.dw); 57 evo_kick(push, &wndw->wndw); 58 } 59} 60 61void 62ovly507e_image_clr(struct nv50_wndw *wndw) 63{ 64 u32 *push; 65 if ((push = evo_wait(&wndw->wndw, 4))) { 66 evo_mthd(push, 0x0084, 1); 67 evo_data(push, 0x00000000); 68 evo_mthd(push, 0x00c0, 1); 69 evo_data(push, 0x00000000); 70 evo_kick(push, &wndw->wndw); 71 } 72} 73 74static void 75ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 76{ 77 u32 *push; 78 if ((push = evo_wait(&wndw->wndw, 12))) { 79 evo_mthd(push, 0x0084, 1); 80 evo_data(push, asyw->image.interval << 4); 81 evo_mthd(push, 0x00c0, 1); 82 evo_data(push, asyw->image.handle[0]); 83 evo_mthd(push, 0x0100, 1); 84 evo_data(push, 0x00000002); 85 evo_mthd(push, 0x0800, 1); 86 evo_data(push, asyw->image.offset[0] >> 8); 87 evo_mthd(push, 0x0808, 3); 88 evo_data(push, asyw->image.h << 16 | asyw->image.w); 89 evo_data(push, asyw->image.layout << 20 | 90 (asyw->image.pitch[0] >> 8) << 8 | 91 asyw->image.blocks[0] << 8 | 92 asyw->image.blockh); 93 evo_data(push, asyw->image.kind << 16 | 94 asyw->image.format << 8 | 95 asyw->image.colorspace); 96 evo_kick(push, &wndw->wndw); 97 } 98} 99 100void 101ovly507e_ntfy_clr(struct nv50_wndw *wndw) 102{ 103 u32 *push; 104 if ((push = evo_wait(&wndw->wndw, 2))) { 105 evo_mthd(push, 0x00a4, 1); 106 evo_data(push, 0x00000000); 107 evo_kick(push, &wndw->wndw); 108 } 109} 110 111void 112ovly507e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 113{ 114 u32 *push; 115 if ((push = evo_wait(&wndw->wndw, 3))) { 116 evo_mthd(push, 0x00a0, 2); 117 evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset); 118 evo_data(push, asyw->ntfy.handle); 119 evo_kick(push, &wndw->wndw); 120 } 121} 122 123void 124ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 125 struct nv50_head_atom *asyh) 126{ 127 asyh->ovly.cpp = 0; 128} 129 130int 131ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 132 struct nv50_head_atom *asyh) 133{ 134 const struct drm_framebuffer *fb = asyw->state.fb; 135 int ret; 136 137 ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state, 138 DRM_PLANE_HELPER_NO_SCALING, 139 DRM_PLANE_HELPER_NO_SCALING, 140 true, true); 141 if (ret) 142 return ret; 143 144 asyh->ovly.cpp = fb->format->cpp[0]; 145 return 0; 146} 147 148#include "nouveau_bo.h" 149 150static const struct nv50_wndw_func 151ovly507e = { 152 .acquire = ovly507e_acquire, 153 .release = ovly507e_release, 154 .ntfy_set = ovly507e_ntfy_set, 155 .ntfy_clr = ovly507e_ntfy_clr, 156 .ntfy_reset = base507c_ntfy_reset, 157 .ntfy_wait_begun = base507c_ntfy_wait_begun, 158 .image_set = ovly507e_image_set, 159 .image_clr = ovly507e_image_clr, 160 .scale_set = ovly507e_scale_set, 161 .update = ovly507e_update, 162}; 163 164static const u32 165ovly507e_format[] = { 166 DRM_FORMAT_YUYV, 167 DRM_FORMAT_UYVY, 168 DRM_FORMAT_XRGB8888, 169 DRM_FORMAT_XRGB1555, 170 0 171}; 172 173int 174ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format, 175 struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data, 176 struct nv50_wndw **pwndw) 177{ 178 struct nv50_disp_overlay_channel_dma_v0 args = { 179 .head = head, 180 }; 181 struct nv50_disp *disp = nv50_disp(drm->dev); 182 struct nv50_wndw *wndw; 183 int ret; 184 185 ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY, 186 "ovly", head, format, BIT(head), 187 NV50_DISP_INTERLOCK_OVLY, interlock_data, 188 &wndw); 189 if (*pwndw = wndw, ret) 190 return ret; 191 192 ret = nv50_dmac_create(&drm->client.device, &disp->disp->object, 193 &oclass, 0, &args, sizeof(args), 194 disp->sync->bo.offset, &wndw->wndw); 195 if (ret) { 196 NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret); 197 return ret; 198 } 199 200 ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func, false, 201 NV50_DISP_OVERLAY_CHANNEL_DMA_V0_NTFY_UEVENT, 202 &(struct nvif_notify_uevent_req) {}, 203 sizeof(struct nvif_notify_uevent_req), 204 sizeof(struct nvif_notify_uevent_rep), 205 &wndw->notify); 206 if (ret) 207 return ret; 208 209 wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id); 210 wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id); 211 wndw->data = 0x00000000; 212 return 0; 213} 214 215int 216ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass, 217 struct nv50_wndw **pwndw) 218{ 219 return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass, 220 0x00000004 << (head * 8), pwndw); 221} 222