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/*
* GV11B LTC
*
* Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#include "gk20a/gk20a.h"
#include "gp10b/ltc_gp10b.h"
#include "ltc_gv11b.h"
#include <nvgpu/hw/gv11b/hw_ltc_gv11b.h>
/*
* Sets the ZBC stencil for the passed index.
*/
static void gv11b_ltc_set_zbc_stencil_entry(struct gk20a *g,
struct zbc_entry *stencil_val,
u32 index)
{
u32 real_index = index + GK20A_STARTOF_ZBC_TABLE;
gk20a_writel(g, ltc_ltcs_ltss_dstg_zbc_index_r(),
ltc_ltcs_ltss_dstg_zbc_index_address_f(real_index));
gk20a_writel(g, ltc_ltcs_ltss_dstg_zbc_stencil_clear_value_r(),
stencil_val->depth);
gk20a_readl(g, ltc_ltcs_ltss_dstg_zbc_index_r());
}
void gv11b_init_ltc(struct gpu_ops *gops)
{
gp10b_init_ltc(gops);
gops->ltc.set_zbc_s_entry = gv11b_ltc_set_zbc_stencil_entry;
}
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