/*
* GM20B Graphics
*
* Copyright (c) 2014-2016, 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 <linux/types.h>
#include "gk20a/gk20a.h"
#include "ltc_gm20b.h"
#include "ce2_gm20b.h"
#include "gr_gm20b.h"
#include "ltc_gm20b.h"
#include "fb_gm20b.h"
#include "gm20b_gating_reglist.h"
#include "fifo_gm20b.h"
#include "gr_ctx_gm20b.h"
#include "mm_gm20b.h"
#include "pmu_gm20b.h"
#include "clk_gm20b.h"
#include "mc_gm20b.h"
#include <linux/tegra-fuse.h>
#include "regops_gm20b.h"
#include "debug_gm20b.h"
#include "cde_gm20b.h"
#include "therm_gm20b.h"
#include "hw_proj_gm20b.h"
#define FUSE_OPT_PRIV_SEC_DIS_0 0x264
#define PRIV_SECURITY_DISABLE 0x01
static struct gpu_ops gm20b_ops = {
.clock_gating = {
.slcg_bus_load_gating_prod =
gm20b_slcg_bus_load_gating_prod,
.slcg_ce2_load_gating_prod =
gm20b_slcg_ce2_load_gating_prod,
.slcg_chiplet_load_gating_prod =
gm20b_slcg_chiplet_load_gating_prod,
.slcg_ctxsw_firmware_load_gating_prod =
gm20b_slcg_ctxsw_firmware_load_gating_prod,
.slcg_fb_load_gating_prod =
gm20b_slcg_fb_load_gating_prod,
.slcg_fifo_load_gating_prod =
gm20b_slcg_fifo_load_gating_prod,
.slcg_gr_load_gating_prod =
gr_gm20b_slcg_gr_load_gating_prod,
.slcg_ltc_load_gating_prod =
ltc_gm20b_slcg_ltc_load_gating_prod,
.slcg_perf_load_gating_prod =
gm20b_slcg_perf_load_gating_prod,
.slcg_priring_load_gating_prod =
gm20b_slcg_priring_load_gating_prod,
.slcg_pmu_load_gating_prod =
gm20b_slcg_pmu_load_gating_prod,
.slcg_therm_load_gating_prod =
gm20b_slcg_therm_load_gating_prod,
.slcg_xbar_load_gating_prod =
gm20b_slcg_xbar_load_gating_prod,
.blcg_bus_load_gating_prod =
gm20b_blcg_bus_load_gating_prod,
.blcg_ctxsw_firmware_load_gating_prod =
gm20b_blcg_ctxsw_firmware_load_gating_prod,
.blcg_fb_load_gating_prod =
gm20b_blcg_fb_load_gating_prod,
.blcg_fifo_load_gating_prod =
gm20b_blcg_fifo_load_gating_prod,
.blcg_gr_load_gating_prod =
gm20b_blcg_gr_load_gating_prod,
.blcg_ltc_load_gating_prod =
gm20b_blcg_ltc_load_gating_prod,
.blcg_pwr_csb_load_gating_prod =
gm20b_blcg_pwr_csb_load_gating_prod,
.blcg_xbar_load_gating_prod =
gm20b_blcg_xbar_load_gating_prod,
.blcg_pmu_load_gating_prod =
gm20b_blcg_pmu_load_gating_prod,
.pg_gr_load_gating_prod =
gr_gm20b_pg_gr_load_gating_prod,
},
};
static int gm20b_get_litter_value(struct gk20a *g,
enum nvgpu_litter_value value)
{
int ret = EINVAL;
switch (value) {
case GPU_LIT_NUM_GPCS:
ret = proj_scal_litter_num_gpcs_v();
break;
case GPU_LIT_NUM_PES_PER_GPC:
ret = proj_scal_litter_num_pes_per_gpc_v();
break;
case GPU_LIT_NUM_ZCULL_BANKS:
ret = proj_scal_litter_num_zcull_banks_v();
break;
case GPU_LIT_NUM_TPC_PER_GPC:
ret = proj_scal_litter_num_tpc_per_gpc_v();
break;
case GPU_LIT_NUM_FBPS:
ret = proj_scal_litter_num_fbps_v();
break;
case GPU_LIT_GPC_BASE:
ret = proj_gpc_base_v();
break;
case GPU_LIT_GPC_STRIDE:
ret = proj_gpc_stride_v();
break;
case GPU_LIT_GPC_SHARED_BASE:
ret = proj_gpc_shared_base_v();
break;
case GPU_LIT_TPC_IN_GPC_BASE:
ret = proj_tpc_in_gpc_base_v();
break;
case GPU_LIT_TPC_IN_GPC_STRIDE:
ret = proj_tpc_in_gpc_stride_v();
break;
case GPU_LIT_TPC_IN_GPC_SHARED_BASE:
ret = proj_tpc_in_gpc_shared_base_v();
break;
case GPU_LIT_PPC_IN_GPC_BASE:
ret = proj_ppc_in_gpc_base_v();
break;
case GPU_LIT_PPC_IN_GPC_STRIDE:
ret = proj_ppc_in_gpc_stride_v();
break;
case GPU_LIT_PPC_IN_GPC_SHARED_BASE:
ret = proj_ppc_in_gpc_shared_base_v();
break;
case GPU_LIT_ROP_BASE:
ret = proj_rop_base_v();
break;
case GPU_LIT_ROP_STRIDE:
ret = proj_rop_stride_v();
break;
case GPU_LIT_ROP_SHARED_BASE:
ret = proj_rop_shared_base_v();
break;
case GPU_LIT_HOST_NUM_ENGINES:
ret = proj_host_num_engines_v();
break;
case GPU_LIT_HOST_NUM_PBDMA:
ret = proj_host_num_pbdma_v();
break;
case GPU_LIT_LTC_STRIDE:
ret = proj_ltc_stride_v();
break;
case GPU_LIT_LTS_STRIDE:
ret = proj_lts_stride_v();
break;
case GPU_LIT_NUM_FBPAS:
ret = proj_scal_litter_num_fbpas_v();
break;
case GPU_LIT_FBPA_STRIDE:
ret = proj_fbpa_stride_v();
break;
default:
gk20a_err(dev_from_gk20a(g), "Missing definition %d", value);
BUG();
break;
}
return ret;
}
int gm20b_init_hal(struct gk20a *g)
{
struct gpu_ops *gops = &g->ops;
struct nvgpu_gpu_characteristics *c = &g->gpu_characteristics;
struct gk20a_platform *platform = dev_get_drvdata(g->dev);
*gops = gm20b_ops;
gops->securegpccs = false;
#ifdef CONFIG_TEGRA_ACR
if (platform->is_fmodel) {
gops->privsecurity = 1;
} else {
if (tegra_fuse_readl(FUSE_OPT_PRIV_SEC_DIS_0) &
PRIV_SECURITY_DISABLE) {
gk20a_dbg_info("priv security is disabled in HW");
gops->privsecurity = 0;
} else {
gops->privsecurity = 1;
}
}
#else
if (platform->is_fmodel) {
gk20a_dbg_info("running ASIM with PRIV security disabled");
gops->privsecurity = 0;
} else {
if (tegra_fuse_readl(FUSE_OPT_PRIV_SEC_DIS_0) &
PRIV_SECURITY_DISABLE) {
gops->privsecurity = 0;
} else {
gk20a_dbg_info("priv security is not supported but enabled");
gops->privsecurity = 1;
return -EPERM;
}
}
#endif
gm20b_init_mc(gops);
gm20b_init_ltc(gops);
gm20b_init_gr(gops);
gm20b_init_ltc(gops);
gm20b_init_fb(gops);
gm20b_init_fifo(gops);
gm20b_init_ce2(gops);
gm20b_init_gr_ctx(gops);
gm20b_init_mm(gops);
gm20b_init_pmu_ops(gops);
gm20b_init_clk_ops(gops);
gm20b_init_regops(gops);
gm20b_init_debug_ops(gops);
gm20b_init_cde_ops(gops);
gm20b_init_therm_ops(gops);
gk20a_init_tsg_ops(gops);
gops->name = "gm20b";
gops->chip_init_gpu_characteristics = gk20a_init_gpu_characteristics;
gops->get_litter_value = gm20b_get_litter_value;
gops->read_ptimer = gk20a_read_ptimer;
c->twod_class = FERMI_TWOD_A;
c->threed_class = MAXWELL_B;
c->compute_class = MAXWELL_COMPUTE_B;
c->gpfifo_class = MAXWELL_CHANNEL_GPFIFO_A;
c->inline_to_memory_class = KEPLER_INLINE_TO_MEMORY_B;
c->dma_copy_class = MAXWELL_DMA_COPY_A;
return 0;
}