/*
* GM20B GPC MMU
*
* Copyright (c) 2011-2014, 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 <linux/delay.h> /* for mdelay */
#include <linux/io.h>
#include <linux/tegra-fuse.h>
#include "gk20a/gk20a.h"
#include "gk20a/gr_gk20a.h"
#include "gr_gm20b.h"
#include "hw_gr_gm20b.h"
#include "hw_fb_gm20b.h"
#include "hw_proj_gm20b.h"
#include "hw_ctxsw_prog_gm20b.h"
#include "hw_fuse_gm20b.h"
#include "pmu_gm20b.h"
#include "acr_gm20b.h"
static void gr_gm20b_init_gpc_mmu(struct gk20a *g)
{
u32 temp;
gk20a_dbg_info("initialize gpc mmu");
if (!g->ops.privsecurity) {
/* Bypass MMU check for non-secure boot. For
* secure-boot,this register write has no-effect */
gk20a_writel(g, fb_priv_mmu_phy_secure_r(), 0xffffffff);
}
temp = gk20a_readl(g, fb_mmu_ctrl_r());
temp &= gr_gpcs_pri_mmu_ctrl_vm_pg_size_m() |
gr_gpcs_pri_mmu_ctrl_use_pdb_big_page_size_m() |
gr_gpcs_pri_mmu_ctrl_vol_fault_m() |
gr_gpcs_pri_mmu_ctrl_comp_fault_m() |
gr_gpcs_pri_mmu_ctrl_miss_gran_m() |
gr_gpcs_pri_mmu_ctrl_cache_mode_m() |
gr_gpcs_pri_mmu_ctrl_mmu_aperture_m() |
gr_gpcs_pri_mmu_ctrl_mmu_vol_m() |
gr_gpcs_pri_mmu_ctrl_mmu_disable_m();
gk20a_writel(g, gr_gpcs_pri_mmu_ctrl_r(), temp);
gk20a_writel(g, gr_gpcs_pri_mmu_pm_unit_mask_r(), 0);
gk20a_writel(g, gr_gpcs_pri_mmu_pm_req_mask_r(), 0);
gk20a_writel(g, gr_gpcs_pri_mmu_debug_ctrl_r(),
gk20a_readl(g, fb_mmu_debug_ctrl_r()));
gk20a_writel(g, gr_gpcs_pri_mmu_debug_wr_r(),
gk20a_readl(g, fb_mmu_debug_wr_r()));
gk20a_writel(g, gr_gpcs_pri_mmu_debug_rd_r(),
gk20a_readl(g, fb_mmu_debug_rd_r()));
gk20a_writel(g, gr_gpcs_mmu_num_active_ltcs_r(),
gk20a_readl(g, fb_fbhub_num_active_ltcs_r()));
}
static void gr_gm20b_bundle_cb_defaults(struct gk20a *g)
{
struct gr_gk20a *gr = &g->gr;
gr->bundle_cb_default_size =
gr_scc_bundle_cb_size_div_256b__prod_v();
gr->min_gpm_fifo_depth =
gr_pd_ab_dist_cfg2_state_limit_min_gpm_fifo_depths_v();
gr->bundle_cb_token_limit =
gr_pd_ab_dist_cfg2_token_limit_init_v();
}
static void gr_gm20b_cb_size_default(struct gk20a *g)
{
struct gr_gk20a *gr = &g->gr;
gr->attrib_cb_default_size =
gr_gpc0_ppc0_cbm_beta_cb_size_v_default_v();
gr->alpha_cb_default_size =
gr_gpc0_ppc0_cbm_alpha_cb_size_v_default_v();
}
static int gr_gm20b_calc_global_ctx_buffer_size(struct gk20a *g)
{
struct gr_gk20a *gr = &g->gr;
int size;
gr->attrib_cb_size = gr->attrib_cb_default_size
+ (gr->attrib_cb_default_size >> 1);
gr->alpha_cb_size = gr->alpha_cb_default_size
+ (gr->alpha_cb_default_size >> 1);
size = gr->attrib_cb_size *
gr_gpc0_ppc0_cbm_beta_cb_size_v_granularity_v() *
gr->max_tpc_count;
size += gr->alpha_cb_size *
gr_gpc0_ppc0_cbm_alpha_cb_size_v_granularity_v() *
gr->max_tpc_count;
return size;
}
static void gr_gk20a_commit_global_attrib_cb(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
u64 addr, bool patch)
{
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_gpcs_setup_attrib_cb_base_r(),
gr_gpcs_setup_attrib_cb_base_addr_39_12_f(addr) |
gr_gpcs_setup_attrib_cb_base_valid_true_f(), patch);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_gpcs_tpcs_pe_pin_cb_global_base_addr_r(),
gr_gpcs_tpcs_pe_pin_cb_global_base_addr_v_f(addr) |
gr_gpcs_tpcs_pe_pin_cb_global_base_addr_valid_true_f(), patch);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_gpcs_tpcs_mpc_vtg_cb_global_base_addr_r(),
gr_gpcs_tpcs_mpc_vtg_cb_global_base_addr_v_f(addr) |
gr_gpcs_tpcs_mpc_vtg_cb_global_base_addr_valid_true_f(), patch);
}
static void gr_gm20b_commit_global_bundle_cb(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
u64 addr, u64 size, bool patch)
{
u32 data;
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_scc_bundle_cb_base_r(),
gr_scc_bundle_cb_base_addr_39_8_f(addr), patch);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_scc_bundle_cb_size_r(),
gr_scc_bundle_cb_size_div_256b_f(size) |
gr_scc_bundle_cb_size_valid_true_f(), patch);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_gpcs_swdx_bundle_cb_base_r(),
gr_gpcs_swdx_bundle_cb_base_addr_39_8_f(addr), patch);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_gpcs_swdx_bundle_cb_size_r(),
gr_gpcs_swdx_bundle_cb_size_div_256b_f(size) |
gr_gpcs_swdx_bundle_cb_size_valid_true_f(), patch);
/* data for state_limit */
data = (g->gr.bundle_cb_default_size *
gr_scc_bundle_cb_size_div_256b_byte_granularity_v()) /
gr_pd_ab_dist_cfg2_state_limit_scc_bundle_granularity_v();
data = min_t(u32, data, g->gr.min_gpm_fifo_depth);
gk20a_dbg_info("bundle cb token limit : %d, state limit : %d",
g->gr.bundle_cb_token_limit, data);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_pd_ab_dist_cfg2_r(),
gr_pd_ab_dist_cfg2_token_limit_f(g->gr.bundle_cb_token_limit) |
gr_pd_ab_dist_cfg2_state_limit_f(data), patch);
}
static int gr_gm20b_commit_global_cb_manager(struct gk20a *g,
struct channel_gk20a *c, bool patch)
{
struct gr_gk20a *gr = &g->gr;
struct channel_ctx_gk20a *ch_ctx = NULL;
u32 attrib_offset_in_chunk = 0;
u32 alpha_offset_in_chunk = 0;
u32 pd_ab_max_output;
u32 gpc_index, ppc_index;
u32 temp;
u32 cbm_cfg_size1, cbm_cfg_size2;
gk20a_dbg_fn("");
if (patch) {
int err;
ch_ctx = &c->ch_ctx;
err = gr_gk20a_ctx_patch_write_begin(g, ch_ctx);
if (err)
return err;
}
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_ds_tga_constraintlogic_r(),
gr_ds_tga_constraintlogic_beta_cbsize_f(gr->attrib_cb_default_size) |
gr_ds_tga_constraintlogic_alpha_cbsize_f(gr->alpha_cb_default_size),
patch);
pd_ab_max_output = (gr->alpha_cb_default_size *
gr_gpc0_ppc0_cbm_beta_cb_size_v_granularity_v()) /
gr_pd_ab_dist_cfg1_max_output_granularity_v();
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_pd_ab_dist_cfg1_r(),
gr_pd_ab_dist_cfg1_max_output_f(pd_ab_max_output) |
gr_pd_ab_dist_cfg1_max_batches_init_f(), patch);
alpha_offset_in_chunk = attrib_offset_in_chunk +
gr->tpc_count * gr->attrib_cb_size;
for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++) {
temp = proj_gpc_stride_v() * gpc_index;
for (ppc_index = 0; ppc_index < gr->gpc_ppc_count[gpc_index];
ppc_index++) {
cbm_cfg_size1 = gr->attrib_cb_default_size *
gr->pes_tpc_count[ppc_index][gpc_index];
cbm_cfg_size2 = gr->alpha_cb_default_size *
gr->pes_tpc_count[ppc_index][gpc_index];
gr_gk20a_ctx_patch_write(g, ch_ctx,
gr_gpc0_ppc0_cbm_beta_cb_size_r() + temp +
proj_ppc_in_gpc_stride_v() * ppc_index,
cbm_cfg_size1, patch);
gr_gk20a_ctx_patch_write(g, ch_ctx,
gr_gpc0_ppc0_cbm_beta_cb_offset_r() + temp +
proj_ppc_in_gpc_stride_v() * ppc_index,
attrib_offset_in_chunk, patch);
attrib_offset_in_chunk += gr->attrib_cb_size *
gr->pes_tpc_count[ppc_index][gpc_index];
gr_gk20a_ctx_patch_write(g, ch_ctx,
gr_gpc0_ppc0_cbm_alpha_cb_size_r() + temp +
proj_ppc_in_gpc_stride_v() * ppc_index,
cbm_cfg_size2, patch);
gr_gk20a_ctx_patch_write(g, ch_ctx,
gr_gpc0_ppc0_cbm_alpha_cb_offset_r() + temp +
proj_ppc_in_gpc_stride_v() * ppc_index,
alpha_offset_in_chunk, patch);
alpha_offset_in_chunk += gr->alpha_cb_size *
gr->pes_tpc_count[ppc_index][gpc_index];
gr_gk20a_ctx_patch_write(g, ch_ctx,
gr_gpcs_swdx_tc_beta_cb_size_r(ppc_index + gpc_index),
gr_gpcs_swdx_tc_beta_cb_size_v_f(cbm_cfg_size1) |
gr_gpcs_swdx_tc_beta_cb_size_div3_f(cbm_cfg_size1/3),
patch);
}
}
if (patch)
gr_gk20a_ctx_patch_write_end(g, ch_ctx);
return 0;
}
static void gr_gm20b_commit_global_pagepool(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
u64 addr, u32 size, bool patch)
{
gr_gk20a_commit_global_pagepool(g, ch_ctx, addr, size, patch);
gr_gk20a_ctx_patch_write(g, ch_ctx, gr_gpcs_swdx_rm_pagepool_r(),
gr_gpcs_swdx_rm_pagepool_total_pages_f(size) |
gr_gpcs_swdx_rm_pagepool_valid_true_f(), patch);
}
static int gr_gm20b_handle_sw_method(struct gk20a *g, u32 addr,
u32 class_num, u32 offset, u32 data)
{
gk20a_dbg_fn("");
if (class_num == MAXWELL_COMPUTE_B) {
switch (offset << 2) {
case NVB1C0_SET_SHADER_EXCEPTIONS:
gk20a_gr_set_shader_exceptions(g, data);
break;
default:
goto fail;
}
}
if (class_num == MAXWELL_B) {
switch (offset << 2) {
case NVB197_SET_SHADER_EXCEPTIONS:
gk20a_gr_set_shader_exceptions(g, data);
break;
case NVB197_SET_CIRCULAR_BUFFER_SIZE:
g->ops.gr.set_circular_buffer_size(g, data);
break;
case NVB197_SET_ALPHA_CIRCULAR_BUFFER_SIZE:
g->ops.gr.set_alpha_circular_buffer_size(g, data);
break;
default:
goto fail;
}
}
return 0;
fail:
return -EINVAL;
}
static void gr_gm20b_set_alpha_circular_buffer_size(struct gk20a *g, u32 data)
{
struct gr_gk20a *gr = &g->gr;
u32 gpc_index, ppc_index, stride, val;
u32 pd_ab_max_output;
u32 alpha_cb_size = data * 4;
gk20a_dbg_fn("");
/* if (NO_ALPHA_BETA_TIMESLICE_SUPPORT_DEF)
return; */
if (alpha_cb_size > gr->alpha_cb_size)
alpha_cb_size = gr->alpha_cb_size;
gk20a_writel(g, gr_ds_tga_constraintlogic_r(),
(gk20a_readl(g, gr_ds_tga_constraintlogic_r()) &
~gr_ds_tga_constraintlogic_alpha_cbsize_f(~0)) |
gr_ds_tga_constraintlogic_alpha_cbsize_f(alpha_cb_size));
pd_ab_max_output = alpha_cb_size *
gr_gpc0_ppc0_cbm_alpha_cb_size_v_granularity_v() /
gr_pd_ab_dist_cfg1_max_output_granularity_v();
gk20a_writel(g, gr_pd_ab_dist_cfg1_r(),
gr_pd_ab_dist_cfg1_max_output_f(pd_ab_max_output));
for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++) {
stride = proj_gpc_stride_v() * gpc_index;
for (ppc_index = 0; ppc_index < gr->gpc_ppc_count[gpc_index];
ppc_index++) {
val = gk20a_readl(g, gr_gpc0_ppc0_cbm_alpha_cb_size_r() +
stride +
proj_ppc_in_gpc_stride_v() * ppc_index);
val = set_field(val, gr_gpc0_ppc0_cbm_alpha_cb_size_v_m(),
gr_gpc0_ppc0_cbm_alpha_cb_size_v_f(alpha_cb_size *
gr->pes_tpc_count[ppc_index][gpc_index]));
gk20a_writel(g, gr_gpc0_ppc0_cbm_alpha_cb_size_r() +
stride +
proj_ppc_in_gpc_stride_v() * ppc_index, val);
}
}
}
static void gr_gm20b_set_circular_buffer_size(struct gk20a *g, u32 data)
{
struct gr_gk20a *gr = &g->gr;
u32 gpc_index, ppc_index, stride, val;
u32 cb_size = data * 4;
gk20a_dbg_fn("");
if (cb_size > gr->attrib_cb_size)
cb_size = gr->attrib_cb_size;
gk20a_writel(g, gr_ds_tga_constraintlogic_r(),
(gk20a_readl(g, gr_ds_tga_constraintlogic_r()) &
~gr_ds_tga_constraintlogic_beta_cbsize_f(~0)) |
gr_ds_tga_constraintlogic_beta_cbsize_f(cb_size));
for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++) {
stride = proj_gpc_stride_v() * gpc_index;
for (ppc_index = 0; ppc_index < gr->gpc_ppc_count[gpc_index];
ppc_index++) {
val = gk20a_readl(g, gr_gpc0_ppc0_cbm_beta_cb_size_r() +
stride +
proj_ppc_in_gpc_stride_v() * ppc_index);
val = set_field(val,
gr_gpc0_ppc0_cbm_beta_cb_size_v_m(),
gr_gpc0_ppc0_cbm_beta_cb_size_v_f(cb_size *
gr->pes_tpc_count[ppc_index][gpc_index]));
gk20a_writel(g, gr_gpc0_ppc0_cbm_beta_cb_size_r() +
stride +
proj_ppc_in_gpc_stride_v() * ppc_index, val);
val = gk20a_readl(g, gr_gpcs_swdx_tc_beta_cb_size_r(
ppc_index + gpc_index));
val = set_field(val,
gr_gpcs_swdx_tc_beta_cb_size_v_m(),
gr_gpcs_swdx_tc_beta_cb_size_v_f(cb_size *
gr->gpc_ppc_count[gpc_index]));
val = set_field(val,
gr_gpcs_swdx_tc_beta_cb_size_div3_m(),
gr_gpcs_swdx_tc_beta_cb_size_div3_f((cb_size *
gr->gpc_ppc_count[gpc_index])/3));
gk20a_writel(g, gr_gpcs_swdx_tc_beta_cb_size_r(
ppc_index + gpc_index), val);
}
}
}
static void gr_gm20b_enable_hww_exceptions(struct gk20a *g)
{
gr_gk20a_enable_hww_exceptions(g);
gk20a_writel(g, gr_ds_hww_esr_2_r(),
gr_ds_hww_esr_2_en_enabled_f() |
gr_ds_hww_esr_2_reset_task_f());
gk20a_writel(g, gr_ds_hww_report_mask_2_r(),
gr_ds_hww_report_mask_2_sph24_err_report_f());
}
static void gr_gm20b_set_hww_esr_report_mask(struct gk20a *g)
{
/* setup sm warp esr report masks */
gk20a_writel(g, gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_r(),
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_stack_error_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_api_stack_error_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_ret_empty_stack_error_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_pc_wrap_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_misaligned_pc_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_pc_overflow_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_misaligned_immc_addr_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_misaligned_reg_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_illegal_instr_encoding_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_illegal_sph_instr_combo_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_illegal_instr_param_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_invalid_const_addr_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_oor_reg_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_oor_addr_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_misaligned_addr_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_invalid_addr_space_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_illegal_instr_param2_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_invalid_const_addr_ldc_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_mmu_fault_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_stack_overflow_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_geometry_sm_error_report_f() |
gr_gpcs_tpcs_sm_hww_warp_esr_report_mask_divergent_report_f());
/* setup sm global esr report mask */
gk20a_writel(g, gr_gpcs_tpcs_sm_hww_global_esr_report_mask_r(),
gr_gpcs_tpcs_sm_hww_global_esr_report_mask_sm_to_sm_fault_report_f() |
gr_gpcs_tpcs_sm_hww_global_esr_report_mask_multiple_warp_errors_report_f());
}
static bool gr_gm20b_is_valid_class(struct gk20a *g, u32 class_num)
{
bool valid = false;
switch (class_num) {
case MAXWELL_COMPUTE_B:
case MAXWELL_B:
case FERMI_TWOD_A:
case KEPLER_DMA_COPY_A:
case MAXWELL_DMA_COPY_A:
valid = true;
break;
default:
break;
}
return valid;
}
static void gr_gm20b_get_sm_dsm_perf_regs(struct gk20a *g,
u32 *num_sm_dsm_perf_regs,
u32 **sm_dsm_perf_regs,
u32 *perf_register_stride)
{
gr_gk20a_get_sm_dsm_perf_regs(g, num_sm_dsm_perf_regs,
sm_dsm_perf_regs,
perf_register_stride);
*perf_register_stride = ctxsw_prog_extended_sm_dsm_perf_counter_register_stride_v();
}
static void gr_gm20b_get_sm_dsm_perf_ctrl_regs(struct gk20a *g,
u32 *num_sm_dsm_perf_regs,
u32 **sm_dsm_perf_regs,
u32 *ctrl_register_stride)
{
gr_gk20a_get_sm_dsm_perf_ctrl_regs(g, num_sm_dsm_perf_regs,
sm_dsm_perf_regs,
ctrl_register_stride);
*ctrl_register_stride = ctxsw_prog_extended_sm_dsm_perf_counter_control_register_stride_v();
}
static u32 gr_gm20b_get_gpc_tpc_mask(struct gk20a *g, u32 gpc_index)
{
u32 val;
struct gr_gk20a *gr = &g->gr;
/* Toggle the bits of NV_FUSE_STATUS_OPT_TPC_GPC */
val = gk20a_readl(g, fuse_status_opt_tpc_gpc_r(gpc_index));
return (~val) & ((0x1 << gr->max_tpc_per_gpc_count) - 1);
}
static void gr_gm20b_set_gpc_tpc_mask(struct gk20a *g, u32 gpc_index)
{
tegra_clk_writel(CLK_RST_CONTROLLER_MISC_CLK_ENB_0_ALL_VISIBLE,
CLK_RST_CONTROLLER_MISC_CLK_ENB_0);
tegra_fuse_writel(0x1, FUSE_FUSEBYPASS_0);
tegra_fuse_writel(0x0, FUSE_WRITE_ACCESS_SW_0);
if (g->gr.gpc_tpc_mask[gpc_index] == 0x1) {
tegra_fuse_writel(0x0, FUSE_OPT_GPU_TPC0_DISABLE_0);
tegra_fuse_writel(0x1, FUSE_OPT_GPU_TPC1_DISABLE_0);
} else if (g->gr.gpc_tpc_mask[gpc_index] == 0x2) {
tegra_fuse_writel(0x1, FUSE_OPT_GPU_TPC0_DISABLE_0);
tegra_fuse_writel(0x0, FUSE_OPT_GPU_TPC1_DISABLE_0);
} else {
tegra_fuse_writel(0x0, FUSE_OPT_GPU_TPC0_DISABLE_0);
tegra_fuse_writel(0x0, FUSE_OPT_GPU_TPC1_DISABLE_0);
}
}
static int gr_gm20b_ctx_state_floorsweep(struct gk20a *g)
{
struct gr_gk20a *gr = &g->gr;
u32 tpc_index, gpc_index;
u32 tpc_offset, gpc_offset;
u32 sm_id = 0;
u32 tpc_per_gpc = 0;
u32 tpc_sm_id = 0, gpc_tpc_id = 0;
u32 pes_tpc_mask = 0, pes_index;
gk20a_dbg_fn("");
for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++) {
gpc_offset = proj_gpc_stride_v() * gpc_index;
for (tpc_index = 0; tpc_index < gr->gpc_tpc_count[gpc_index];
tpc_index++) {
tpc_offset = proj_tpc_in_gpc_stride_v() * tpc_index;
gk20a_writel(g, gr_gpc0_tpc0_sm_cfg_r()
+ gpc_offset + tpc_offset,
gr_gpc0_tpc0_sm_cfg_sm_id_f(sm_id));
gk20a_writel(g, gr_gpc0_gpm_pd_sm_id_r(tpc_index)
+ gpc_offset,
gr_gpc0_gpm_pd_sm_id_id_f(sm_id));
gk20a_writel(g, gr_gpc0_tpc0_pe_cfg_smid_r()
+ gpc_offset + tpc_offset,
gr_gpc0_tpc0_pe_cfg_smid_value_f(sm_id));
sm_id++;
}
}
for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++)
tpc_per_gpc |= gr->gpc_tpc_count[gpc_index]
<< (gr_pd_num_tpc_per_gpc__size_1_v() * gpc_index);
gk20a_writel(g, gr_pd_num_tpc_per_gpc_r(0), tpc_per_gpc);
gk20a_writel(g, gr_ds_num_tpc_per_gpc_r(0), tpc_per_gpc);
/* gr__setup_pd_mapping stubbed for gk20a */
gr_gk20a_setup_rop_mapping(g, gr);
for (gpc_index = 0;
gpc_index < gr_pd_dist_skip_table__size_1_v() * 4;
gpc_index += 4) {
gk20a_writel(g, gr_pd_dist_skip_table_r(gpc_index/4),
gr_pd_dist_skip_table_gpc_4n0_mask_f(gr->gpc_skip_mask[gpc_index]) ||
gr_pd_dist_skip_table_gpc_4n1_mask_f(gr->gpc_skip_mask[gpc_index + 1]) ||
gr_pd_dist_skip_table_gpc_4n2_mask_f(gr->gpc_skip_mask[gpc_index + 2]) ||
gr_pd_dist_skip_table_gpc_4n3_mask_f(gr->gpc_skip_mask[gpc_index + 3]));
}
gk20a_writel(g, gr_cwd_fs_r(),
gr_cwd_fs_num_gpcs_f(gr->gpc_count) |
gr_cwd_fs_num_tpcs_f(gr->tpc_count));
gk20a_writel(g, gr_bes_zrop_settings_r(),
gr_bes_zrop_settings_num_active_ltcs_f(gr->num_fbps));
gk20a_writel(g, gr_bes_crop_settings_r(),
gr_bes_crop_settings_num_active_ltcs_f(gr->num_fbps));
gk20a_writel(g, gr_bes_crop_debug3_r(),
gk20a_readl(g, gr_be0_crop_debug3_r()) |
gr_bes_crop_debug3_comp_vdc_4to2_disable_m());
for (gpc_index = 0; gpc_index < gr->gpc_count; gpc_index++)
for (pes_index = 0; pes_index < gr->pe_count_per_gpc;
pes_index++)
pes_tpc_mask |= gr->pes_tpc_mask[pes_index][gpc_index];
gk20a_writel(g, gr_fe_tpc_fs_r(), pes_tpc_mask);
for (tpc_index = 0; tpc_index < gr->tpc_count; tpc_index++) {
if (tpc_index == 0) {
gpc_tpc_id |= gr_cwd_gpc_tpc_id_tpc0_f(tpc_index);
tpc_sm_id |= gr_cwd_sm_id_tpc0_f(tpc_index);
} else if (tpc_index == 1) {
gpc_tpc_id |= gr_cwd_gpc_tpc_id_tpc1_f(tpc_index);
tpc_sm_id |= gr_cwd_sm_id_tpc1_f(tpc_index);
}
}
/* Each NV_PGRAPH_PRI_CWD_GPC_TPC_ID can store 4 TPCs.
* Since we know TPC number is less than 5. We select
* index 0 directly. */
gk20a_writel(g, gr_cwd_gpc_tpc_id_r(0), gpc_tpc_id);
gk20a_writel(g, gr_cwd_sm_id_r(0), tpc_sm_id);
return 0;
}
static int gr_gm20b_load_ctxsw_ucode_segments(struct gk20a *g, u64 addr_base,
struct gk20a_ctxsw_ucode_segments *segments, u32 reg_offset)
{
gk20a_writel(g, reg_offset + gr_fecs_dmactl_r(),
gr_fecs_dmactl_require_ctx_f(0));
/* Copy falcon bootloader into dmem */
gr_gk20a_load_ctxsw_ucode_header(g, addr_base, segments, reg_offset);
gr_gk20a_load_ctxsw_ucode_boot(g, addr_base, segments, reg_offset);
/* start the falcon immediately if PRIV security is disabled*/
if (!g->ops.privsecurity) {
gk20a_writel(g, reg_offset + gr_fecs_cpuctl_r(),
gr_fecs_cpuctl_startcpu_f(0x01));
}
return 0;
}
static bool gr_gm20b_is_tpc_addr_shared(u32 addr)
{
return (addr >= proj_tpc_in_gpc_shared_base_v()) &&
(addr < (proj_tpc_in_gpc_shared_base_v() +
proj_tpc_in_gpc_stride_v()));
}
static bool gr_gm20b_is_tpc_addr(u32 addr)
{
return ((addr >= proj_tpc_in_gpc_base_v()) &&
(addr < proj_tpc_in_gpc_base_v() +
(proj_scal_litter_num_tpc_per_gpc_v() *
proj_tpc_in_gpc_stride_v())))
|| gr_gm20b_is_tpc_addr_shared(addr);
}
static u32 gr_gm20b_get_tpc_num(u32 addr)
{
u32 i, start;
u32 num_tpcs = proj_scal_litter_num_tpc_per_gpc_v();
for (i = 0; i < num_tpcs; i++) {
start = proj_tpc_in_gpc_base_v() +
(i * proj_tpc_in_gpc_stride_v());
if ((addr >= start) &&
(addr < (start + proj_tpc_in_gpc_stride_v())))
return i;
}
return 0;
}
#ifdef CONFIG_TEGRA_ACR
static void gr_gm20b_load_gpccs_with_bootloader(struct gk20a *g)
{
struct gk20a_ctxsw_ucode_info *ucode_info = &g->ctxsw_ucode_info;
u64 addr_base = ucode_info->ucode_gpuva;
gr_gk20a_load_falcon_bind_instblk(g);
g->ops.gr.falcon_load_ucode(g, addr_base,
&g->ctxsw_ucode_info.gpccs,
gr_gpcs_gpccs_falcon_hwcfg_r() -
gr_fecs_falcon_hwcfg_r());
}
static int gr_gm20b_ctx_wait_lsf_ready(struct gk20a *g, u32 timeout, u32 val)
{
unsigned long end_jiffies = jiffies + msecs_to_jiffies(timeout);
unsigned long delay = GR_IDLE_CHECK_DEFAULT;
u32 reg;
gk20a_dbg_fn("");
reg = gk20a_readl(g, gr_fecs_ctxsw_mailbox_r(0));
do {
reg = gk20a_readl(g, gr_fecs_ctxsw_mailbox_r(0));
if (reg == val)
return 0;
usleep_range(delay, delay * 2);
delay = min_t(u32, delay << 1, GR_IDLE_CHECK_MAX);
} while (time_before(jiffies, end_jiffies) ||
!tegra_platform_is_silicon());
return -ETIMEDOUT;
}
static int gr_gm20b_load_ctxsw_ucode(struct gk20a *g)
{
u32 err;
gk20a_dbg_fn("");
if (tegra_platform_is_linsim()) {
gk20a_writel(g, gr_fecs_ctxsw_mailbox_r(7),
gr_fecs_ctxsw_mailbox_value_f(0xc0de7777));
gk20a_writel(g, gr_gpccs_ctxsw_mailbox_r(7),
gr_gpccs_ctxsw_mailbox_value_f(0xc0de7777));
}
gk20a_writel(g, gr_fecs_ctxsw_mailbox_clear_r(0), ~0x0);
gm20b_pmu_load_lsf(g, LSF_FALCON_ID_FECS);
gr_gm20b_load_gpccs_with_bootloader(g);
if (g->ops.pmu.fecsrecoveryinprogress) {
unsigned long timeout = gk20a_get_gr_idle_timeout(g);
err = gr_gm20b_ctx_wait_lsf_ready(g, timeout, 0x55AA55AA);
if (err) {
gk20a_err(dev_from_gk20a(g), "Unable to recover FECS");
return err;
} else {
g->ops.pmu.fecsrecoveryinprogress = 0;
gk20a_writel(g, gr_fecs_ctxsw_mailbox_clear_r(0), ~0x0);
gk20a_writel(g, gr_fecs_ctxsw_mailbox_r(1), 0x1);
gk20a_writel(g, gr_fecs_ctxsw_mailbox_clear_r(6),
0xffffffff);
gk20a_writel(g, gr_gpccs_dmactl_r(),
gr_gpccs_dmactl_require_ctx_f(0));
gk20a_writel(g, gr_gpccs_cpuctl_r(),
gr_gpccs_cpuctl_startcpu_f(1));
gk20a_writel(g, gr_fecs_cpuctl_alias_r(),
gr_fecs_cpuctl_startcpu_f(1));
}
}
if (!g->ops.pmu.fecsbootstrapdone) {
g->ops.pmu.fecsbootstrapdone = true;
gk20a_writel(g, gr_fecs_ctxsw_mailbox_clear_r(0), ~0x0);
gk20a_writel(g, gr_fecs_ctxsw_mailbox_r(1), 0x1);
gk20a_writel(g, gr_fecs_ctxsw_mailbox_clear_r(6), 0xffffffff);
gk20a_writel(g, gr_gpccs_dmactl_r(),
gr_gpccs_dmactl_require_ctx_f(0));
gk20a_writel(g, gr_gpccs_cpuctl_r(),
gr_gpccs_cpuctl_startcpu_f(1));
gk20a_writel(g, gr_fecs_cpuctl_alias_r(),
gr_fecs_cpuctl_startcpu_f(1));
}
gk20a_dbg_fn("done");
return 0;
}
#else
static int gr_gm20b_load_ctxsw_ucode(struct gk20a *g)
{
return -EPERM;
}
#endif
static void gr_gm20b_detect_sm_arch(struct gk20a *g)
{
u32 v = gk20a_readl(g, gr_gpc0_tpc0_sm_arch_r());
g->gpu_characteristics.sm_arch_spa_version =
gr_gpc0_tpc0_sm_arch_spa_version_v(v);
g->gpu_characteristics.sm_arch_sm_version =
gr_gpc0_tpc0_sm_arch_sm_version_v(v);
g->gpu_characteristics.sm_arch_warp_count =
gr_gpc0_tpc0_sm_arch_warp_count_v(v);
}
static u32 gr_gm20b_pagepool_default_size(struct gk20a *g)
{
return gr_scc_pagepool_total_pages_hwmax_value_v();
}
static int gr_gm20b_alloc_gr_ctx(struct gk20a *g,
struct gr_ctx_desc **gr_ctx, struct vm_gk20a *vm,
u32 class,
u32 flags)
{
int err;
gk20a_dbg_fn("");
err = gr_gk20a_alloc_gr_ctx(g, gr_ctx, vm, class, flags);
if (err)
return err;
if (class == MAXWELL_COMPUTE_B)
(*gr_ctx)->preempt_mode = NVGPU_GR_PREEMPTION_MODE_CTA;
gk20a_dbg_fn("done");
return 0;
}
static void gr_gm20b_update_ctxsw_preemption_mode(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
void *ctx_ptr)
{
struct gr_ctx_desc *gr_ctx = ch_ctx->gr_ctx;
u32 cta_preempt_option =
ctxsw_prog_main_image_preemption_options_control_cta_enabled_f();
gk20a_dbg_fn("");
if (gr_ctx->preempt_mode == NVGPU_GR_PREEMPTION_MODE_CTA) {
gk20a_dbg_info("CTA: %x", cta_preempt_option);
gk20a_mem_wr32(ctx_ptr + ctxsw_prog_main_image_preemption_options_o(), 0,
cta_preempt_option);
}
gk20a_dbg_fn("done");
}
void gm20b_init_gr(struct gpu_ops *gops)
{
gops->gr.init_gpc_mmu = gr_gm20b_init_gpc_mmu;
gops->gr.bundle_cb_defaults = gr_gm20b_bundle_cb_defaults;
gops->gr.cb_size_default = gr_gm20b_cb_size_default;
gops->gr.calc_global_ctx_buffer_size =
gr_gm20b_calc_global_ctx_buffer_size;
gops->gr.commit_global_attrib_cb = gr_gk20a_commit_global_attrib_cb;
gops->gr.commit_global_bundle_cb = gr_gm20b_commit_global_bundle_cb;
gops->gr.commit_global_cb_manager = gr_gm20b_commit_global_cb_manager;
gops->gr.commit_global_pagepool = gr_gm20b_commit_global_pagepool;
gops->gr.handle_sw_method = gr_gm20b_handle_sw_method;
gops->gr.set_alpha_circular_buffer_size = gr_gm20b_set_alpha_circular_buffer_size;
gops->gr.set_circular_buffer_size = gr_gm20b_set_circular_buffer_size;
gops->gr.enable_hww_exceptions = gr_gm20b_enable_hww_exceptions;
gops->gr.is_valid_class = gr_gm20b_is_valid_class;
gops->gr.get_sm_dsm_perf_regs = gr_gm20b_get_sm_dsm_perf_regs;
gops->gr.get_sm_dsm_perf_ctrl_regs = gr_gm20b_get_sm_dsm_perf_ctrl_regs;
gops->gr.init_fs_state = gr_gm20b_ctx_state_floorsweep;
gops->gr.set_hww_esr_report_mask = gr_gm20b_set_hww_esr_report_mask;
gops->gr.falcon_load_ucode = gr_gm20b_load_ctxsw_ucode_segments;
if (gops->privsecurity)
gops->gr.load_ctxsw_ucode = gr_gm20b_load_ctxsw_ucode;
else
gops->gr.load_ctxsw_ucode = gr_gk20a_load_ctxsw_ucode;
gops->gr.set_gpc_tpc_mask = gr_gm20b_set_gpc_tpc_mask;
gops->gr.get_gpc_tpc_mask = gr_gm20b_get_gpc_tpc_mask;
gops->gr.free_channel_ctx = gk20a_free_channel_ctx;
gops->gr.alloc_obj_ctx = gk20a_alloc_obj_ctx;
gops->gr.free_obj_ctx = gk20a_free_obj_ctx;
gops->gr.bind_ctxsw_zcull = gr_gk20a_bind_ctxsw_zcull;
gops->gr.get_zcull_info = gr_gk20a_get_zcull_info;
gops->gr.is_tpc_addr = gr_gm20b_is_tpc_addr;
gops->gr.get_tpc_num = gr_gm20b_get_tpc_num;
gops->gr.detect_sm_arch = gr_gm20b_detect_sm_arch;
gops->gr.add_zbc_color = gr_gk20a_add_zbc_color;
gops->gr.add_zbc_depth = gr_gk20a_add_zbc_depth;
gops->gr.pagepool_default_size = gr_gm20b_pagepool_default_size;
gops->gr.init_ctx_state = gr_gk20a_init_ctx_state;
gops->gr.alloc_gr_ctx = gr_gm20b_alloc_gr_ctx;
gops->gr.free_gr_ctx = gr_gk20a_free_gr_ctx;
gops->gr.update_ctxsw_preemption_mode =
gr_gm20b_update_ctxsw_preemption_mode;
}