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/*
* drivers/video/tegra/host/gk20a/hal_gk20a.c
*
* GK20A Tegra HAL interface.
*
* 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 "hal_gk20a.h"
#include "ltc_gk20a.h"
#include "fb_gk20a.h"
#include "gk20a.h"
#include "gk20a_gating_reglist.h"
#include "channel_gk20a.h"
#include "gr_ctx_gk20a.h"
#include "fecs_trace_gk20a.h"
#include "mm_gk20a.h"
#include "mc_gk20a.h"
#include "pmu_gk20a.h"
#include "clk_gk20a.h"
#include "regops_gk20a.h"
#include "therm_gk20a.h"
#include "hw_proj_gk20a.h"
#include "tsg_gk20a.h"
#include "dbg_gpu_gk20a.h"
#include "css_gr_gk20a.h"
static struct gpu_ops gk20a_ops = {
.clock_gating = {
.slcg_gr_load_gating_prod =
gr_gk20a_slcg_gr_load_gating_prod,
.slcg_perf_load_gating_prod =
gr_gk20a_slcg_perf_load_gating_prod,
.slcg_ltc_load_gating_prod =
ltc_gk20a_slcg_ltc_load_gating_prod,
.blcg_gr_load_gating_prod =
gr_gk20a_blcg_gr_load_gating_prod,
.pg_gr_load_gating_prod =
gr_gk20a_pg_gr_load_gating_prod,
.slcg_therm_load_gating_prod =
gr_gk20a_slcg_therm_load_gating_prod,
},
};
static int gk20a_get_litter_value(struct gk20a *g, int 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;
/* GK20A does not have a FBPA unit, despite what's listed in the
* hw headers or read back through NV_PTOP_SCAL_NUM_FBPAS,
* so hardcode all values to 0.
*/
case GPU_LIT_NUM_FBPAS:
case GPU_LIT_FBPA_STRIDE:
case GPU_LIT_FBPA_BASE:
case GPU_LIT_FBPA_SHARED_BASE:
ret = 0;
break;
default:
gk20a_err(dev_from_gk20a(g), "Missing definition %d", value);
BUG();
break;
}
return ret;
}
int gk20a_init_hal(struct gk20a *g)
{
struct gpu_ops *gops = &g->ops;
struct nvgpu_gpu_characteristics *c = &g->gpu_characteristics;
*gops = gk20a_ops;
gops->privsecurity = 0;
gops->securegpccs = 0;
gops->pmupstate = false;
gk20a_init_mc(gops);
gk20a_init_ltc(gops);
gk20a_init_gr_ops(gops);
gk20a_init_fecs_trace_ops(gops);
gk20a_init_fb(gops);
gk20a_init_fifo(gops);
gk20a_init_ce2(gops);
gk20a_init_gr_ctx(gops);
gk20a_init_mm(gops);
gk20a_init_pmu_ops(gops);
gk20a_init_clk_ops(gops);
gk20a_init_regops(gops);
gk20a_init_debug_ops(gops);
gk20a_init_dbg_session_ops(gops);
gk20a_init_therm_ops(gops);
gk20a_init_tsg_ops(gops);
#if defined(CONFIG_GK20A_CYCLE_STATS)
gk20a_init_css_ops(gops);
#endif
gops->name = "gk20a";
gops->chip_init_gpu_characteristics = gk20a_init_gpu_characteristics;
gops->get_litter_value = gk20a_get_litter_value;
gops->read_ptimer = gk20a_read_ptimer;
c->twod_class = FERMI_TWOD_A;
c->threed_class = KEPLER_C;
c->compute_class = KEPLER_COMPUTE_A;
c->gpfifo_class = KEPLER_CHANNEL_GPFIFO_C;
c->inline_to_memory_class = KEPLER_INLINE_TO_MEMORY_A;
c->dma_copy_class = KEPLER_DMA_COPY_A;
return 0;
}
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