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/*
* Copyright 2012 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ben Skeggs
*/
#include "priv.h"
static void
gk104_ltc_init(struct nvkm_ltc *ltc)
{
struct nvkm_device *device = ltc->subdev.device;
u32 lpg128 = !(nvkm_rd32(device, 0x100c80) & 0x00000001);
nvkm_wr32(device, 0x17e8d8, ltc->ltc_nr);
nvkm_wr32(device, 0x17e000, ltc->ltc_nr);
nvkm_wr32(device, 0x17e8d4, ltc->tag_base);
nvkm_mask(device, 0x17e8c0, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
}
static const struct nvkm_ltc_func
gk104_ltc = {
.oneinit = gf100_ltc_oneinit,
.init = gk104_ltc_init,
.intr = gf100_ltc_intr,
.cbc_clear = gf100_ltc_cbc_clear,
.cbc_wait = gf100_ltc_cbc_wait,
.zbc = 16,
.zbc_clear_color = gf100_ltc_zbc_clear_color,
.zbc_clear_depth = gf100_ltc_zbc_clear_depth,
.invalidate = gf100_ltc_invalidate,
.flush = gf100_ltc_flush,
};
int
gk104_ltc_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_ltc **pltc)
{
return nvkm_ltc_new_(&gk104_ltc, device, type, inst, pltc);
}
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