cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

gp102.c (1959B)


      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
     24void
     25gp102_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
     32static const struct nvkm_ltc_func
     33gp102_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
     47int
     48gp102_ltc_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
     49	      struct nvkm_ltc **pltc)
     50{
     51	return nvkm_ltc_new_(&gp102_ltc, device, type, inst, pltc);
     52}