LXR linux/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
  29static int
  30corec57d_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
  61static const struct nv50_core_func
  62corec57d = {
  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 = &crcc57d,
  73#endif
  74};
  75
  76int
  77corec57d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
  78{
  79        return core507d_new_(&corec57d, drm, oclass, pcore);
  80}
  81