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

base827c.c (3771B)


      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 "base.h"
     23
     24#include <nvif/push507c.h>
     25
     26#include <nvhw/class/cl827c.h>
     27
     28static int
     29base827c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
     30{
     31	struct nvif_push *push = wndw->wndw.push;
     32	int ret;
     33
     34	if ((ret = PUSH_WAIT(push, 13)))
     35		return ret;
     36
     37	PUSH_MTHD(push, NV827C, SET_PRESENT_CONTROL,
     38		  NVVAL(NV827C, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
     39		  NVVAL(NV827C, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
     40
     41	PUSH_MTHD(push, NV827C, SET_CONTEXT_DMAS_ISO(0), asyw->image.handle, 1);
     42
     43	if (asyw->image.format == NV827C_SURFACE_SET_PARAMS_FORMAT_RF16_GF16_BF16_AF16) {
     44		PUSH_MTHD(push, NV827C, SET_PROCESSING,
     45			  NVDEF(NV827C, SET_PROCESSING, USE_GAIN_OFS, ENABLE),
     46
     47					SET_CONVERSION,
     48			  NVVAL(NV827C, SET_CONVERSION, GAIN, 0) |
     49			  NVVAL(NV827C, SET_CONVERSION, OFS, 0x64));
     50	} else {
     51		PUSH_MTHD(push, NV827C, SET_PROCESSING,
     52			  NVDEF(NV827C, SET_PROCESSING, USE_GAIN_OFS, DISABLE),
     53
     54					SET_CONVERSION,
     55			  NVVAL(NV827C, SET_CONVERSION, GAIN, 0) |
     56			  NVVAL(NV827C, SET_CONVERSION, OFS, 0));
     57	}
     58
     59	PUSH_MTHD(push, NV827C, SURFACE_SET_OFFSET(0, 0), asyw->image.offset[0] >> 8,
     60				SURFACE_SET_OFFSET(0, 1), 0x00000000,
     61
     62				SURFACE_SET_SIZE(0),
     63		  NVVAL(NV827C, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
     64		  NVVAL(NV827C, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
     65
     66				SURFACE_SET_STORAGE(0),
     67		  NVVAL(NV827C, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
     68		  NVVAL(NV827C, SURFACE_SET_STORAGE, PITCH, asyw->image.pitch[0] >> 8) |
     69		  NVVAL(NV827C, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
     70		  NVVAL(NV827C, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
     71
     72				SURFACE_SET_PARAMS(0),
     73		  NVVAL(NV827C, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
     74		  NVDEF(NV827C, SURFACE_SET_PARAMS, SUPER_SAMPLE, X1_AA) |
     75		  NVDEF(NV827C, SURFACE_SET_PARAMS, GAMMA, LINEAR) |
     76		  NVDEF(NV827C, SURFACE_SET_PARAMS, LAYOUT, FRM));
     77	return 0;
     78}
     79
     80static const struct nv50_wndw_func
     81base827c = {
     82	.acquire = base507c_acquire,
     83	.release = base507c_release,
     84	.sema_set = base507c_sema_set,
     85	.sema_clr = base507c_sema_clr,
     86	.ntfy_reset = base507c_ntfy_reset,
     87	.ntfy_set = base507c_ntfy_set,
     88	.ntfy_clr = base507c_ntfy_clr,
     89	.ntfy_wait_begun = base507c_ntfy_wait_begun,
     90	.olut_core = 1,
     91	.xlut_set = base507c_xlut_set,
     92	.xlut_clr = base507c_xlut_clr,
     93	.image_set = base827c_image_set,
     94	.image_clr = base507c_image_clr,
     95	.update = base507c_update,
     96};
     97
     98int
     99base827c_new(struct nouveau_drm *drm, int head, s32 oclass,
    100	     struct nv50_wndw **pwndw)
    101{
    102	return base507c_new_(&base827c, base507c_format, drm, head, oclass,
    103			     0x00000002 << (head * 8), pwndw);
    104}