/*
* GM20B Graphics
*
* 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 "gk20a/dbg_gpu_gk20a.h"
#include "gk20a/css_gr_gk20a.h"
#include "gk20a/mc_gk20a.h"
#include "gk20a/bus_gk20a.h"
#include "gk20a/flcn_gk20a.h"
#include "gk20a/priv_ring_gk20a.h"
#include "gk20a/regops_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 "regops_gm20b.h"
#include "cde_gm20b.h"
#include "therm_gm20b.h"
#include "hal_gm20b.h"
#include <nvgpu/debug.h>
#include <nvgpu/bug.h>
#include <nvgpu/enabled.h>
#include <nvgpu/hw/gm20b/hw_proj_gm20b.h>
#include <nvgpu/hw/gm20b/hw_fuse_gm20b.h>
#define PRIV_SECURITY_DISABLE 0x01
static int gm20b_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_SM_PER_TPC:
ret = proj_scal_litter_num_sm_per_tpc_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;
/* GM20B 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:
nvgpu_err(g, "Missing definition %d", value);
BUG();
break;
}
return ret;
}
static const struct gpu_ops gm20b_ops = {
.ltc = {
.determine_L2_size_bytes = gm20b_determine_L2_size_bytes,
.set_zbc_color_entry = gm20b_ltc_set_zbc_color_entry,
.set_zbc_depth_entry = gm20b_ltc_set_zbc_depth_entry,
.init_cbc = gm20b_ltc_init_cbc,
.init_fs_state = gm20b_ltc_init_fs_state,
.init_comptags = gm20b_ltc_init_comptags,
.cbc_ctrl = gm20b_ltc_cbc_ctrl,
.isr = gm20b_ltc_isr,
.cbc_fix_config = gm20b_ltc_cbc_fix_config,
.flush = gm20b_flush_ltc,
#ifdef CONFIG_DEBUG_FS
.sync_debugfs = gm20b_ltc_sync_debugfs,
#endif
},
.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,
},
.mc = {
.intr_enable = mc_gk20a_intr_enable,
.intr_unit_config = mc_gk20a_intr_unit_config,
.isr_stall = mc_gk20a_isr_stall,
.intr_stall = mc_gk20a_intr_stall,
.intr_stall_pause = mc_gk20a_intr_stall_pause,
.intr_stall_resume = mc_gk20a_intr_stall_resume,
.intr_nonstall = mc_gk20a_intr_nonstall,
.intr_nonstall_pause = mc_gk20a_intr_nonstall_pause,
.intr_nonstall_resume = mc_gk20a_intr_nonstall_resume,
.enable = gk20a_mc_enable,
.disable = gk20a_mc_disable,
.reset = gk20a_mc_reset,
.boot_0 = gk20a_mc_boot_0,
.is_intr1_pending = mc_gk20a_is_intr1_pending,
},
.debug = {
.show_dump = gk20a_debug_show_dump,
},
.dbg_session_ops = {
.exec_reg_ops = exec_regops_gk20a,
.dbg_set_powergate = dbg_set_powergate,
.check_and_set_global_reservation =
nvgpu_check_and_set_global_reservation,
.check_and_set_context_reservation =
nvgpu_check_and_set_context_reservation,
.release_profiler_reservation =
nvgpu_release_profiler_reservation,
.perfbuffer_enable = gk20a_perfbuf_enable_locked,
.perfbuffer_disable = gk20a_perfbuf_disable_locked,
},
.cde = {
.get_program_numbers = gm20b_cde_get_program_numbers,
},
.falcon = {
.falcon_hal_sw_init = gk20a_falcon_hal_sw_init,
},
.chip_init_gpu_characteristics = gk20a_init_gpu_characteristics,
.get_litter_value = gm20b_get_litter_value,
};
int gm20b_init_hal(struct gk20a *g)
{
struct gpu_ops *gops = &g->ops;
struct nvgpu_gpu_characteristics *c = &g->gpu_characteristics;
u32 val;
gops->ltc = gm20b_ops.ltc;
gops->clock_gating = gm20b_ops.clock_gating;
gops->mc = gm20b_ops.mc;
gops->dbg_session_ops = gm20b_ops.dbg_session_ops;
gops->debug = gm20b_ops.debug;
gops->cde = gm20b_ops.cde;
gops->falcon = gm20b_ops.falcon;
/* Lone functions */
gops->chip_init_gpu_characteristics =
gm20b_ops.chip_init_gpu_characteristics;
gops->get_litter_value = gm20b_ops.get_litter_value;
gops->securegpccs = false;
gops->pmupstate = false;
#ifdef CONFIG_TEGRA_ACR
if (nvgpu_is_enabled(g, NVGPU_IS_FMODEL)) {
gops->privsecurity = 1;
} else {
val = gk20a_readl(g, fuse_opt_priv_sec_en_r());
if (!val) {
gk20a_dbg_info("priv security is disabled in HW");
gops->privsecurity = 0;
} else {
gops->privsecurity = 1;
}
}
#else
if (nvgpu_is_enabled(g, NVGPU_IS_FMODEL)) {
gk20a_dbg_info("running ASIM with PRIV security disabled");
gops->privsecurity = 0;
} else {
val = gk20a_readl(g, fuse_opt_priv_sec_en_r());
if (!val) {
gops->privsecurity = 0;
} else {
gk20a_dbg_info("priv security is not supported but enabled");
gops->privsecurity = 1;
return -EPERM;
}
}
#endif
gk20a_init_bus(gops);
gk20a_init_priv_ring(gops);
gm20b_init_gr(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_therm_ops(gops);
gk20a_init_tsg_ops(gops);
#if defined(CONFIG_GK20A_CYCLE_STATS)
gk20a_init_css_ops(gops);
#endif
g->name = "gm20b";
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;
}