drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp102.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 "priv.h"
  23
  24 void
  25 gp102_ltc_zbc_clear_stencil(struct nvkm_ltc *ltc, int i, const u32 stencil)
  26 {
  27         struct nvkm_device *device = ltc->subdev.device;
  28         nvkm_mask(device, 0x17e338, 0x0000000f, i);
  29         nvkm_wr32(device, 0x17e204, stencil);
  30 }
  31
  32 static const struct nvkm_ltc_func
  33 gp102_ltc = {
  34         .oneinit = gp100_ltc_oneinit,
  35         .init = gp100_ltc_init,
  36         .intr = gp100_ltc_intr,
  37         .cbc_clear = gm107_ltc_cbc_clear,
  38         .cbc_wait = gm107_ltc_cbc_wait,
  39         .zbc = 16,
  40         .zbc_clear_color = gm107_ltc_zbc_clear_color,
  41         .zbc_clear_depth = gm107_ltc_zbc_clear_depth,
  42         .zbc_clear_stencil = gp102_ltc_zbc_clear_stencil,
  43         .invalidate = gf100_ltc_invalidate,
  44         .flush = gf100_ltc_flush,
  45 };
  46
  47 int
  48 gp102_ltc_new(struct nvkm_device *device, int index, struct nvkm_ltc **pltc)
  49 {
  50         return nvkm_ltc_new_(&gp102_ltc, device, index, pltc);
  51 }