nouveau/dispnv50/corec37d.c

0001 /*
0002  * Copyright 2018 Red Hat Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  */
0022 #include "core.h"
0023 #include "head.h"
0024
0025 #include <nvif/class.h>
0026 #include <nvif/pushc37b.h>
0027 #include <nvif/timer.h>
0028
0029 #include <nvhw/class/clc37d.h>
0030
0031 #include <nouveau_bo.h>
0032
0033 int
0034 corec37d_wndw_owner(struct nv50_core *core)
0035 {
0036     struct nvif_push *push = core->chan.push;
0037     const u32 windows = 8; /*XXX*/
0038     int ret, i;
0039
0040     if ((ret = PUSH_WAIT(push, windows * 2)))
0041         return ret;
0042
0043     for (i = 0; i < windows; i++) {
0044         PUSH_MTHD(push, NVC37D, WINDOW_SET_CONTROL(i),
0045               NVDEF(NVC37D, WINDOW_SET_CONTROL, OWNER, HEAD(i >> 1)));
0046     }
0047
0048     return 0;
0049 }
0050
0051 int
0052 corec37d_update(struct nv50_core *core, u32 *interlock, bool ntfy)
0053 {
0054     struct nvif_push *push = core->chan.push;
0055     int ret;
0056
0057     if ((ret = PUSH_WAIT(push, (ntfy ? 2 * 2 : 0) + 5)))
0058         return ret;
0059
0060     if (ntfy) {
0061         PUSH_MTHD(push, NVC37D, SET_NOTIFIER_CONTROL,
0062               NVDEF(NVC37D, SET_NOTIFIER_CONTROL, MODE, WRITE) |
0063               NVVAL(NVC37D, SET_NOTIFIER_CONTROL, OFFSET, NV50_DISP_CORE_NTFY >> 4) |
0064               NVDEF(NVC37D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE));
0065     }
0066
0067     PUSH_MTHD(push, NVC37D, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS],
0068                 SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);
0069     PUSH_MTHD(push, NVC37D, UPDATE, 0x00000001 |
0070           NVDEF(NVC37D, UPDATE, SPECIAL_HANDLING, NONE) |
0071           NVDEF(NVC37D, UPDATE, INHIBIT_INTERRUPTS, FALSE));
0072
0073     if (ntfy) {
0074         PUSH_MTHD(push, NVC37D, SET_NOTIFIER_CONTROL,
0075               NVDEF(NVC37D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE));
0076     }
0077
0078     return PUSH_KICK(push);
0079 }
0080
0081 int
0082 corec37d_ntfy_wait_done(struct nouveau_bo *bo, u32 offset,
0083             struct nvif_device *device)
0084 {
0085     s64 time = nvif_msec(device, 2000ULL,
0086         if (NVBO_TD32(bo, offset, NV_DISP_NOTIFIER, _0, STATUS, ==, FINISHED))
0087             break;
0088         usleep_range(1, 2);
0089     );
0090     return time < 0 ? time : 0;
0091 }
0092
0093 void
0094 corec37d_ntfy_init(struct nouveau_bo *bo, u32 offset)
0095 {
0096     NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _0,
0097             NVDEF(NV_DISP_NOTIFIER, _0, STATUS, NOT_BEGUN));
0098     NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _1, 0);
0099     NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _2, 0);
0100     NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _3, 0);
0101 }
0102
0103 int corec37d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp)
0104 {
0105     int ret;
0106
0107     ret = nvif_object_ctor(&disp->disp->object, "dispCaps", 0,
0108                    GV100_DISP_CAPS, NULL, 0, &disp->caps);
0109     if (ret) {
0110         NV_ERROR(drm,
0111              "Failed to init notifier caps region: %d\n",
0112              ret);
0113         return ret;
0114     }
0115
0116     ret = nvif_object_map(&disp->caps, NULL, 0);
0117     if (ret) {
0118         NV_ERROR(drm,
0119              "Failed to map notifier caps region: %d\n",
0120              ret);
0121         return ret;
0122     }
0123
0124     return 0;
0125 }
0126
0127 static int
0128 corec37d_init(struct nv50_core *core)
0129 {
0130     struct nvif_push *push = core->chan.push;
0131     const u32 windows = 8; /*XXX*/
0132     int ret, i;
0133
0134     if ((ret = PUSH_WAIT(push, 2 + windows * 5)))
0135         return ret;
0136
0137     PUSH_MTHD(push, NVC37D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle);
0138
0139     for (i = 0; i < windows; i++) {
0140         PUSH_MTHD(push, NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
0141               NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
0142               NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
0143               NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
0144               NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE) |
0145               NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, YUV_PACKED422, TRUE),
0146
0147                     WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);
0148
0149         PUSH_MTHD(push, NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
0150               NVVAL(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
0151               NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_LUT, USAGE_1025) |
0152               NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
0153               NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE));
0154     }
0155
0156     core->assign_windows = true;
0157     return PUSH_KICK(push);
0158 }
0159
0160 static const struct nv50_core_func
0161 corec37d = {
0162     .init = corec37d_init,
0163     .ntfy_init = corec37d_ntfy_init,
0164     .caps_init = corec37d_caps_init,
0165     .ntfy_wait_done = corec37d_ntfy_wait_done,
0166     .update = corec37d_update,
0167     .wndw.owner = corec37d_wndw_owner,
0168     .head = &headc37d,
0169     .sor = &sorc37d,
0170 #if IS_ENABLED(CONFIG_DEBUG_FS)
0171     .crc = &crcc37d,
0172 #endif
0173 };
0174
0175 int
0176 corec37d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
0177 {
0178     return core507d_new_(&corec37d, drm, oclass, pcore);
0179 }