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/*
* GP10B FB
*
* Copyright (c) 2014-2017, 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 "gm20b/fb_gm20b.h"
#include "gk20a/kind_gk20a.h"
#include "fb_gp10b.h"
#include <nvgpu/hw/gp10b/hw_gmmu_gp10b.h>
static void gp10b_init_uncompressed_kind_map(void)
{
gk20a_uc_kind_map[gmmu_pte_kind_z16_2cz_v()] =
gk20a_uc_kind_map[gmmu_pte_kind_z16_ms2_2cz_v()] =
gk20a_uc_kind_map[gmmu_pte_kind_z16_ms4_2cz_v()] =
gk20a_uc_kind_map[gmmu_pte_kind_z16_ms8_2cz_v()] =
gk20a_uc_kind_map[gmmu_pte_kind_z16_ms16_2cz_v()] =
gmmu_pte_kind_z16_v();
gk20a_uc_kind_map[gmmu_pte_kind_c32_ms4_4cbra_v()] =
gk20a_uc_kind_map[gmmu_pte_kind_c64_ms4_4cbra_v()] =
gmmu_pte_kind_generic_16bx2_v();
}
static bool gp10b_kind_supported(u8 k)
{
return (k >= gmmu_pte_kind_z16_2cz_v() &&
k <= gmmu_pte_kind_z16_ms8_2cz_v())
|| k == gmmu_pte_kind_z16_ms16_2cz_v()
|| k == gmmu_pte_kind_c32_ms4_4cbra_v()
|| k == gmmu_pte_kind_c64_ms4_4cbra_v();
}
static bool gp10b_kind_z(u8 k)
{
return (k >= gmmu_pte_kind_z16_2cz_v() &&
k <= gmmu_pte_kind_z16_ms8_2cz_v()) ||
k == gmmu_pte_kind_z16_ms16_2cz_v();
}
static bool gp10b_kind_compressible(u8 k)
{
return (k >= gmmu_pte_kind_z16_2cz_v() &&
k <= gmmu_pte_kind_z16_ms8_2cz_v()) ||
k == gmmu_pte_kind_z16_ms16_2cz_v() ||
(k >= gmmu_pte_kind_z16_4cz_v() &&
k <= gmmu_pte_kind_z16_ms16_4cz_v()) ||
k == gmmu_pte_kind_c32_ms4_4cbra_v() ||
k == gmmu_pte_kind_c64_ms4_4cbra_v();
}
static bool gp10b_kind_zbc(u8 k)
{
return (k >= gmmu_pte_kind_z16_2cz_v() &&
k <= gmmu_pte_kind_z16_ms8_2cz_v()) ||
k == gmmu_pte_kind_z16_ms16_2cz_v() ||
k == gmmu_pte_kind_c32_ms4_4cbra_v() ||
k == gmmu_pte_kind_c64_ms4_4cbra_v();
}
static void gp10b_init_kind_attr(void)
{
u16 k;
for (k = 0; k < 256; k++) {
if (gp10b_kind_supported((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_SUPPORTED;
if (gp10b_kind_compressible((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_COMPRESSIBLE;
if (gp10b_kind_z((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_Z;
if (gp10b_kind_zbc((u8)k))
gk20a_kind_attr[k] |= GK20A_KIND_ATTR_ZBC;
}
}
static unsigned int gp10b_fb_compression_page_size(struct gk20a *g)
{
return SZ_64K;
}
static unsigned int gp10b_fb_compressible_page_size(struct gk20a *g)
{
return SZ_4K;
}
void gp10b_init_fb(struct gpu_ops *gops)
{
gm20b_init_fb(gops);
gops->fb.compression_page_size = gp10b_fb_compression_page_size;
gops->fb.compressible_page_size = gp10b_fb_compressible_page_size;
gp10b_init_uncompressed_kind_map();
gp10b_init_kind_attr();
}
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