drivers/gpu/drm/nouveau/dispnv50/corec57d.c

   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 "core.h"
  23 #include "head.h"
  24
  25 #include <nvif/pushc37b.h>
  26
  27 #include <nvhw/class/clc57d.h>
  28
  29 static int
  30 corec57d_init(struct nv50_core *core)
  31 {
  32         struct nvif_push *push = core->chan.push;
  33         const u32 windows = 8; /*XXX*/
  34         int ret, i;
  35
  36         if ((ret = PUSH_WAIT(push, 2 + windows * 5)))
  37                 return ret;
  38
  39         PUSH_MTHD(push, NVC57D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle);
  40
  41         for (i = 0; i < windows; i++) {
  42                 PUSH_MTHD(push, NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
  43                           NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
  44                           NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
  45                           NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
  46                           NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE),
  47
  48                                         WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);
  49
  50                 PUSH_MTHD(push, NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
  51                           NVVAL(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
  52                           NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, ILUT_ALLOWED, TRUE) |
  53                           NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
  54                           NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE));
  55         }
  56
  57         core->assign_windows = true;
  58         return PUSH_KICK(push);
  59 }
  60
  61 static const struct nv50_core_func
  62 corec57d = {
  63         .init = corec57d_init,
  64         .ntfy_init = corec37d_ntfy_init,
  65         .caps_init = corec37d_caps_init,
  66         .ntfy_wait_done = corec37d_ntfy_wait_done,
  67         .update = corec37d_update,
  68         .wndw.owner = corec37d_wndw_owner,
  69         .head = &headc57d,
  70         .sor = &sorc37d,
  71 #if IS_ENABLED(CONFIG_DEBUG_FS)
  72         .crc = &crcc37d,
  73 #endif
  74 };
  75
  76 int
  77 corec57d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
  78 {
  79         return core507d_new_(&corec57d, drm, oclass, pcore);
  80 }