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linux/drivers/misc/habanalabs/goya/goya_coresight.c

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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright 2016-2019 HabanaLabs, Ltd.
* All Rights Reserved.
*/
#include "goyaP.h"
#include "../include/goya/goya_coresight.h"
#include "../include/goya/asic_reg/goya_regs.h"
#include "../include/goya/asic_reg/goya_masks.h"
#include <uapi/misc/habanalabs.h>
#include <linux/coresight.h>
#define GOYA_PLDM_CORESIGHT_TIMEOUT_USEC (CORESIGHT_TIMEOUT_USEC * 100)
#define SPMU_SECTION_SIZE DMA_CH_0_CS_SPMU_MAX_OFFSET
#define SPMU_EVENT_TYPES_OFFSET 0x400
#define SPMU_MAX_COUNTERS 6
static u64 debug_stm_regs[GOYA_STM_LAST + 1] = {
[GOYA_STM_CPU] = mmCPU_STM_BASE,
[GOYA_STM_DMA_CH_0_CS] = mmDMA_CH_0_CS_STM_BASE,
[GOYA_STM_DMA_CH_1_CS] = mmDMA_CH_1_CS_STM_BASE,
[GOYA_STM_DMA_CH_2_CS] = mmDMA_CH_2_CS_STM_BASE,
[GOYA_STM_DMA_CH_3_CS] = mmDMA_CH_3_CS_STM_BASE,
[GOYA_STM_DMA_CH_4_CS] = mmDMA_CH_4_CS_STM_BASE,
[GOYA_STM_DMA_MACRO_CS] = mmDMA_MACRO_CS_STM_BASE,
[GOYA_STM_MME1_SBA] = mmMME1_SBA_STM_BASE,
[GOYA_STM_MME3_SBB] = mmMME3_SBB_STM_BASE,
[GOYA_STM_MME4_WACS2] = mmMME4_WACS2_STM_BASE,
[GOYA_STM_MME4_WACS] = mmMME4_WACS_STM_BASE,
[GOYA_STM_MMU_CS] = mmMMU_CS_STM_BASE,
[GOYA_STM_PCIE] = mmPCIE_STM_BASE,
[GOYA_STM_PSOC] = mmPSOC_STM_BASE,
[GOYA_STM_TPC0_EML] = mmTPC0_EML_STM_BASE,
[GOYA_STM_TPC1_EML] = mmTPC1_EML_STM_BASE,
[GOYA_STM_TPC2_EML] = mmTPC2_EML_STM_BASE,
[GOYA_STM_TPC3_EML] = mmTPC3_EML_STM_BASE,
[GOYA_STM_TPC4_EML] = mmTPC4_EML_STM_BASE,
[GOYA_STM_TPC5_EML] = mmTPC5_EML_STM_BASE,
[GOYA_STM_TPC6_EML] = mmTPC6_EML_STM_BASE,
[GOYA_STM_TPC7_EML] = mmTPC7_EML_STM_BASE
};
static u64 debug_etf_regs[GOYA_ETF_LAST + 1] = {
[GOYA_ETF_CPU_0] = mmCPU_ETF_0_BASE,
[GOYA_ETF_CPU_1] = mmCPU_ETF_1_BASE,
[GOYA_ETF_CPU_TRACE] = mmCPU_ETF_TRACE_BASE,
[GOYA_ETF_DMA_CH_0_CS] = mmDMA_CH_0_CS_ETF_BASE,
[GOYA_ETF_DMA_CH_1_CS] = mmDMA_CH_1_CS_ETF_BASE,
[GOYA_ETF_DMA_CH_2_CS] = mmDMA_CH_2_CS_ETF_BASE,
[GOYA_ETF_DMA_CH_3_CS] = mmDMA_CH_3_CS_ETF_BASE,
[GOYA_ETF_DMA_CH_4_CS] = mmDMA_CH_4_CS_ETF_BASE,
[GOYA_ETF_DMA_MACRO_CS] = mmDMA_MACRO_CS_ETF_BASE,
[GOYA_ETF_MME1_SBA] = mmMME1_SBA_ETF_BASE,
[GOYA_ETF_MME3_SBB] = mmMME3_SBB_ETF_BASE,
[GOYA_ETF_MME4_WACS2] = mmMME4_WACS2_ETF_BASE,
[GOYA_ETF_MME4_WACS] = mmMME4_WACS_ETF_BASE,
[GOYA_ETF_MMU_CS] = mmMMU_CS_ETF_BASE,
[GOYA_ETF_PCIE] = mmPCIE_ETF_BASE,
[GOYA_ETF_PSOC] = mmPSOC_ETF_BASE,
[GOYA_ETF_TPC0_EML] = mmTPC0_EML_ETF_BASE,
[GOYA_ETF_TPC1_EML] = mmTPC1_EML_ETF_BASE,
[GOYA_ETF_TPC2_EML] = mmTPC2_EML_ETF_BASE,
[GOYA_ETF_TPC3_EML] = mmTPC3_EML_ETF_BASE,
[GOYA_ETF_TPC4_EML] = mmTPC4_EML_ETF_BASE,
[GOYA_ETF_TPC5_EML] = mmTPC5_EML_ETF_BASE,
[GOYA_ETF_TPC6_EML] = mmTPC6_EML_ETF_BASE,
[GOYA_ETF_TPC7_EML] = mmTPC7_EML_ETF_BASE
};
static u64 debug_funnel_regs[GOYA_FUNNEL_LAST + 1] = {
[GOYA_FUNNEL_CPU] = mmCPU_FUNNEL_BASE,
[GOYA_FUNNEL_DMA_CH_6_1] = mmDMA_CH_FUNNEL_6_1_BASE,
[GOYA_FUNNEL_DMA_MACRO_3_1] = mmDMA_MACRO_FUNNEL_3_1_BASE,
[GOYA_FUNNEL_MME0_RTR] = mmMME0_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_MME1_RTR] = mmMME1_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_MME2_RTR] = mmMME2_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_MME3_RTR] = mmMME3_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_MME4_RTR] = mmMME4_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_MME5_RTR] = mmMME5_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_PCIE] = mmPCIE_FUNNEL_BASE,
[GOYA_FUNNEL_PSOC] = mmPSOC_FUNNEL_BASE,
[GOYA_FUNNEL_TPC0_EML] = mmTPC0_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC1_EML] = mmTPC1_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC1_RTR] = mmTPC1_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_TPC2_EML] = mmTPC2_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC2_RTR] = mmTPC2_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_TPC3_EML] = mmTPC3_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC3_RTR] = mmTPC3_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_TPC4_EML] = mmTPC4_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC4_RTR] = mmTPC4_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_TPC5_EML] = mmTPC5_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC5_RTR] = mmTPC5_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_TPC6_EML] = mmTPC6_EML_FUNNEL_BASE,
[GOYA_FUNNEL_TPC6_RTR] = mmTPC6_RTR_FUNNEL_BASE,
[GOYA_FUNNEL_TPC7_EML] = mmTPC7_EML_FUNNEL_BASE
};
static u64 debug_bmon_regs[GOYA_BMON_LAST + 1] = {
[GOYA_BMON_CPU_RD] = mmCPU_RD_BMON_BASE,
[GOYA_BMON_CPU_WR] = mmCPU_WR_BMON_BASE,
[GOYA_BMON_DMA_CH_0_0] = mmDMA_CH_0_BMON_0_BASE,
[GOYA_BMON_DMA_CH_0_1] = mmDMA_CH_0_BMON_1_BASE,
[GOYA_BMON_DMA_CH_1_0] = mmDMA_CH_1_BMON_0_BASE,
[GOYA_BMON_DMA_CH_1_1] = mmDMA_CH_1_BMON_1_BASE,
[GOYA_BMON_DMA_CH_2_0] = mmDMA_CH_2_BMON_0_BASE,
[GOYA_BMON_DMA_CH_2_1] = mmDMA_CH_2_BMON_1_BASE,
[GOYA_BMON_DMA_CH_3_0] = mmDMA_CH_3_BMON_0_BASE,
[GOYA_BMON_DMA_CH_3_1] = mmDMA_CH_3_BMON_1_BASE,
[GOYA_BMON_DMA_CH_4_0] = mmDMA_CH_4_BMON_0_BASE,
[GOYA_BMON_DMA_CH_4_1] = mmDMA_CH_4_BMON_1_BASE,
[GOYA_BMON_DMA_MACRO_0] = mmDMA_MACRO_BMON_0_BASE,
[GOYA_BMON_DMA_MACRO_1] = mmDMA_MACRO_BMON_1_BASE,
[GOYA_BMON_DMA_MACRO_2] = mmDMA_MACRO_BMON_2_BASE,
[GOYA_BMON_DMA_MACRO_3] = mmDMA_MACRO_BMON_3_BASE,
[GOYA_BMON_DMA_MACRO_4] = mmDMA_MACRO_BMON_4_BASE,
[GOYA_BMON_DMA_MACRO_5] = mmDMA_MACRO_BMON_5_BASE,
[GOYA_BMON_DMA_MACRO_6] = mmDMA_MACRO_BMON_6_BASE,
[GOYA_BMON_DMA_MACRO_7] = mmDMA_MACRO_BMON_7_BASE,
[GOYA_BMON_MME1_SBA_0] = mmMME1_SBA_BMON0_BASE,
[GOYA_BMON_MME1_SBA_1] = mmMME1_SBA_BMON1_BASE,
[GOYA_BMON_MME3_SBB_0] = mmMME3_SBB_BMON0_BASE,
[GOYA_BMON_MME3_SBB_1] = mmMME3_SBB_BMON1_BASE,
[GOYA_BMON_MME4_WACS2_0] = mmMME4_WACS2_BMON0_BASE,
[GOYA_BMON_MME4_WACS2_1] = mmMME4_WACS2_BMON1_BASE,
[GOYA_BMON_MME4_WACS2_2] = mmMME4_WACS2_BMON2_BASE,
[GOYA_BMON_MME4_WACS_0] = mmMME4_WACS_BMON0_BASE,
[GOYA_BMON_MME4_WACS_1] = mmMME4_WACS_BMON1_BASE,
[GOYA_BMON_MME4_WACS_2] = mmMME4_WACS_BMON2_BASE,
[GOYA_BMON_MME4_WACS_3] = mmMME4_WACS_BMON3_BASE,
[GOYA_BMON_MME4_WACS_4] = mmMME4_WACS_BMON4_BASE,
[GOYA_BMON_MME4_WACS_5] = mmMME4_WACS_BMON5_BASE,
[GOYA_BMON_MME4_WACS_6] = mmMME4_WACS_BMON6_BASE,
[GOYA_BMON_MMU_0] = mmMMU_BMON_0_BASE,
[GOYA_BMON_MMU_1] = mmMMU_BMON_1_BASE,
[GOYA_BMON_PCIE_MSTR_RD] = mmPCIE_BMON_MSTR_RD_BASE,
[GOYA_BMON_PCIE_MSTR_WR] = mmPCIE_BMON_MSTR_WR_BASE,
[GOYA_BMON_PCIE_SLV_RD] = mmPCIE_BMON_SLV_RD_BASE,
[GOYA_BMON_PCIE_SLV_WR] = mmPCIE_BMON_SLV_WR_BASE,
[GOYA_BMON_TPC0_EML_0] = mmTPC0_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC0_EML_1] = mmTPC0_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC0_EML_2] = mmTPC0_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC0_EML_3] = mmTPC0_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC1_EML_0] = mmTPC1_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC1_EML_1] = mmTPC1_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC1_EML_2] = mmTPC1_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC1_EML_3] = mmTPC1_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC2_EML_0] = mmTPC2_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC2_EML_1] = mmTPC2_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC2_EML_2] = mmTPC2_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC2_EML_3] = mmTPC2_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC3_EML_0] = mmTPC3_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC3_EML_1] = mmTPC3_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC3_EML_2] = mmTPC3_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC3_EML_3] = mmTPC3_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC4_EML_0] = mmTPC4_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC4_EML_1] = mmTPC4_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC4_EML_2] = mmTPC4_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC4_EML_3] = mmTPC4_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC5_EML_0] = mmTPC5_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC5_EML_1] = mmTPC5_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC5_EML_2] = mmTPC5_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC5_EML_3] = mmTPC5_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC6_EML_0] = mmTPC6_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC6_EML_1] = mmTPC6_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC6_EML_2] = mmTPC6_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC6_EML_3] = mmTPC6_EML_BUSMON_3_BASE,
[GOYA_BMON_TPC7_EML_0] = mmTPC7_EML_BUSMON_0_BASE,
[GOYA_BMON_TPC7_EML_1] = mmTPC7_EML_BUSMON_1_BASE,
[GOYA_BMON_TPC7_EML_2] = mmTPC7_EML_BUSMON_2_BASE,
[GOYA_BMON_TPC7_EML_3] = mmTPC7_EML_BUSMON_3_BASE
};
static u64 debug_spmu_regs[GOYA_SPMU_LAST + 1] = {
[GOYA_SPMU_DMA_CH_0_CS] = mmDMA_CH_0_CS_SPMU_BASE,
[GOYA_SPMU_DMA_CH_1_CS] = mmDMA_CH_1_CS_SPMU_BASE,
[GOYA_SPMU_DMA_CH_2_CS] = mmDMA_CH_2_CS_SPMU_BASE,
[GOYA_SPMU_DMA_CH_3_CS] = mmDMA_CH_3_CS_SPMU_BASE,
[GOYA_SPMU_DMA_CH_4_CS] = mmDMA_CH_4_CS_SPMU_BASE,
[GOYA_SPMU_DMA_MACRO_CS] = mmDMA_MACRO_CS_SPMU_BASE,
[GOYA_SPMU_MME1_SBA] = mmMME1_SBA_SPMU_BASE,
[GOYA_SPMU_MME3_SBB] = mmMME3_SBB_SPMU_BASE,
[GOYA_SPMU_MME4_WACS2] = mmMME4_WACS2_SPMU_BASE,
[GOYA_SPMU_MME4_WACS] = mmMME4_WACS_SPMU_BASE,
[GOYA_SPMU_MMU_CS] = mmMMU_CS_SPMU_BASE,
[GOYA_SPMU_PCIE] = mmPCIE_SPMU_BASE,
[GOYA_SPMU_TPC0_EML] = mmTPC0_EML_SPMU_BASE,
[GOYA_SPMU_TPC1_EML] = mmTPC1_EML_SPMU_BASE,
[GOYA_SPMU_TPC2_EML] = mmTPC2_EML_SPMU_BASE,
[GOYA_SPMU_TPC3_EML] = mmTPC3_EML_SPMU_BASE,
[GOYA_SPMU_TPC4_EML] = mmTPC4_EML_SPMU_BASE,
[GOYA_SPMU_TPC5_EML] = mmTPC5_EML_SPMU_BASE,
[GOYA_SPMU_TPC6_EML] = mmTPC6_EML_SPMU_BASE,
[GOYA_SPMU_TPC7_EML] = mmTPC7_EML_SPMU_BASE
};
static int goya_coresight_timeout(struct hl_device *hdev, u64 addr,
int position, bool up)
{
int rc;
u32 val, timeout_usec;
if (hdev->pldm)
timeout_usec = GOYA_PLDM_CORESIGHT_TIMEOUT_USEC;
else
timeout_usec = CORESIGHT_TIMEOUT_USEC;
rc = hl_poll_timeout(
hdev,
addr,
val,
up ? val & BIT(position) : !(val & BIT(position)),
1000,
timeout_usec);
if (rc) {
dev_err(hdev->dev,
"Timeout while waiting for coresight, addr: 0x%llx, position: %d, up: %d\n",
addr, position, up);
return -EFAULT;
}
return 0;
}
static int goya_config_stm(struct hl_device *hdev,
struct hl_debug_params *params)
{
struct hl_debug_params_stm *input;
u64 base_reg;
u32 frequency;
int rc;
if (params->reg_idx >= ARRAY_SIZE(debug_stm_regs)) {
dev_err(hdev->dev, "Invalid register index in STM\n");
return -EINVAL;
}
base_reg = debug_stm_regs[params->reg_idx] - CFG_BASE;
WREG32(base_reg + 0xFB0, CORESIGHT_UNLOCK);
if (params->enable) {
input = params->input;
if (!input)
return -EINVAL;
WREG32(base_reg + 0xE80, 0x80004);
WREG32(base_reg + 0xD64, 7);
WREG32(base_reg + 0xD60, 0);
WREG32(base_reg + 0xD00, lower_32_bits(input->he_mask));
WREG32(base_reg + 0xD20, lower_32_bits(input->sp_mask));
WREG32(base_reg + 0xD60, 1);
WREG32(base_reg + 0xD00, upper_32_bits(input->he_mask));
WREG32(base_reg + 0xD20, upper_32_bits(input->sp_mask));
WREG32(base_reg + 0xE70, 0x10);
WREG32(base_reg + 0xE60, 0);
WREG32(base_reg + 0xE64, 0x420000);
WREG32(base_reg + 0xE00, 0xFFFFFFFF);
WREG32(base_reg + 0xE20, 0xFFFFFFFF);
WREG32(base_reg + 0xEF4, input->id);
WREG32(base_reg + 0xDF4, 0x80);
frequency = hdev->asic_prop.psoc_timestamp_frequency;
if (frequency == 0)
frequency = input->frequency;
WREG32(base_reg + 0xE8C, frequency);
WREG32(base_reg + 0xE90, 0x7FF);
WREG32(base_reg + 0xE80, 0x27 | (input->id << 16));
} else {
WREG32(base_reg + 0xE80, 4);
WREG32(base_reg + 0xD64, 0);
WREG32(base_reg + 0xD60, 1);
WREG32(base_reg + 0xD00, 0);
WREG32(base_reg + 0xD20, 0);
WREG32(base_reg + 0xD60, 0);
WREG32(base_reg + 0xE20, 0);
WREG32(base_reg + 0xE00, 0);
WREG32(base_reg + 0xDF4, 0x80);
WREG32(base_reg + 0xE70, 0);
WREG32(base_reg + 0xE60, 0);
WREG32(base_reg + 0xE64, 0);
WREG32(base_reg + 0xE8C, 0);
rc = goya_coresight_timeout(hdev, base_reg + 0xE80, 23, false);
if (rc) {
dev_err(hdev->dev,
"Failed to disable STM on timeout, error %d\n",
rc);
return rc;
}
WREG32(base_reg + 0xE80, 4);
}
return 0;
}
static int goya_config_etf(struct hl_device *hdev,
struct hl_debug_params *params)
{
struct hl_debug_params_etf *input;
u64 base_reg;
u32 val;
int rc;
if (params->reg_idx >= ARRAY_SIZE(debug_etf_regs)) {
dev_err(hdev->dev, "Invalid register index in ETF\n");
return -EINVAL;
}
base_reg = debug_etf_regs[params->reg_idx] - CFG_BASE;
WREG32(base_reg + 0xFB0, CORESIGHT_UNLOCK);
val = RREG32(base_reg + 0x304);
val |= 0x1000;
WREG32(base_reg + 0x304, val);
val |= 0x40;
WREG32(base_reg + 0x304, val);
rc = goya_coresight_timeout(hdev, base_reg + 0x304, 6, false);
if (rc) {
dev_err(hdev->dev,
"Failed to %s ETF on timeout, error %d\n",
params->enable ? "enable" : "disable", rc);
return rc;
}
rc = goya_coresight_timeout(hdev, base_reg + 0xC, 2, true);
if (rc) {
dev_err(hdev->dev,
"Failed to %s ETF on timeout, error %d\n",
params->enable ? "enable" : "disable", rc);
return rc;
}
WREG32(base_reg + 0x20, 0);
if (params->enable) {
input = params->input;
if (!input)
return -EINVAL;
WREG32(base_reg + 0x34, 0x3FFC);
WREG32(base_reg + 0x28, input->sink_mode);
WREG32(base_reg + 0x304, 0x4001);
WREG32(base_reg + 0x308, 0xA);
WREG32(base_reg + 0x20, 1);
} else {
WREG32(base_reg + 0x34, 0);
WREG32(base_reg + 0x28, 0);
WREG32(base_reg + 0x304, 0);
}
return 0;
}
static int goya_etr_validate_address(struct hl_device *hdev, u64 addr,
u64 size)
{
struct asic_fixed_properties *prop = &hdev->asic_prop;
u64 range_start, range_end;
if (addr > (addr + size)) {
dev_err(hdev->dev,
"ETR buffer size %llu overflow\n", size);
return false;
}
if (hdev->mmu_enable) {
range_start = prop->dmmu.start_addr;
range_end = prop->dmmu.end_addr;
} else {
range_start = prop->dram_user_base_address;
range_end = prop->dram_end_address;
}
return hl_mem_area_inside_range(addr, size, range_start, range_end);
}
static int goya_config_etr(struct hl_device *hdev,
struct hl_debug_params *params)
{
struct hl_debug_params_etr *input;
u32 val;
int rc;
WREG32(mmPSOC_ETR_LAR, CORESIGHT_UNLOCK);
val = RREG32(mmPSOC_ETR_FFCR);
val |= 0x1000;
WREG32(mmPSOC_ETR_FFCR, val);
val |= 0x40;
WREG32(mmPSOC_ETR_FFCR, val);
rc = goya_coresight_timeout(hdev, mmPSOC_ETR_FFCR, 6, false);
if (rc) {
dev_err(hdev->dev, "Failed to %s ETR on timeout, error %d\n",
params->enable ? "enable" : "disable", rc);
return rc;
}
rc = goya_coresight_timeout(hdev, mmPSOC_ETR_STS, 2, true);
if (rc) {
dev_err(hdev->dev, "Failed to %s ETR on timeout, error %d\n",
params->enable ? "enable" : "disable", rc);
return rc;
}
WREG32(mmPSOC_ETR_CTL, 0);
if (params->enable) {
input = params->input;
if (!input)
return -EINVAL;
if (input->buffer_size == 0) {
dev_err(hdev->dev,
"ETR buffer size should be bigger than 0\n");
return -EINVAL;
}
if (!goya_etr_validate_address(hdev,
input->buffer_address, input->buffer_size)) {
dev_err(hdev->dev, "buffer address is not valid\n");
return -EINVAL;
}
WREG32(mmPSOC_ETR_BUFWM, 0x3FFC);
WREG32(mmPSOC_ETR_RSZ, input->buffer_size);
WREG32(mmPSOC_ETR_MODE, input->sink_mode);
WREG32(mmPSOC_ETR_AXICTL,
0x700 | PSOC_ETR_AXICTL_PROTCTRLBIT1_SHIFT);
WREG32(mmPSOC_ETR_DBALO,
lower_32_bits(input->buffer_address));
WREG32(mmPSOC_ETR_DBAHI,
upper_32_bits(input->buffer_address));
WREG32(mmPSOC_ETR_FFCR, 3);
WREG32(mmPSOC_ETR_PSCR, 0xA);
WREG32(mmPSOC_ETR_CTL, 1);
} else {
WREG32(mmPSOC_ETR_BUFWM, 0);
WREG32(mmPSOC_ETR_RSZ, 0x400);
WREG32(mmPSOC_ETR_DBALO, 0);
WREG32(mmPSOC_ETR_DBAHI, 0);
WREG32(mmPSOC_ETR_PSCR, 0);
WREG32(mmPSOC_ETR_MODE, 0);
WREG32(mmPSOC_ETR_FFCR, 0);
if (params->output_size >= sizeof(u64)) {
u32 rwp, rwphi;
/*
* The trace buffer address is 40 bits wide. The end of
* the buffer is set in the RWP register (lower 32
* bits), and in the RWPHI register (upper 8 bits).
*/
rwp = RREG32(mmPSOC_ETR_RWP);
rwphi = RREG32(mmPSOC_ETR_RWPHI) & 0xff;
*(u64 *) params->output = ((u64) rwphi << 32) | rwp;
}
}
return 0;
}
static int goya_config_funnel(struct hl_device *hdev,
struct hl_debug_params *params)
{
u64 base_reg;
if (params->reg_idx >= ARRAY_SIZE(debug_funnel_regs)) {
dev_err(hdev->dev, "Invalid register index in FUNNEL\n");
return -EINVAL;
}
base_reg = debug_funnel_regs[params->reg_idx] - CFG_BASE;
WREG32(base_reg + 0xFB0, CORESIGHT_UNLOCK);
WREG32(base_reg, params->enable ? 0x33F : 0);
return 0;
}
static int goya_config_bmon(struct hl_device *hdev,
struct hl_debug_params *params)
{
struct hl_debug_params_bmon *input;
u64 base_reg;
u32 pcie_base = 0;
if (params->reg_idx >= ARRAY_SIZE(debug_bmon_regs)) {
dev_err(hdev->dev, "Invalid register index in BMON\n");
return -EINVAL;
}
base_reg = debug_bmon_regs[params->reg_idx] - CFG_BASE;
WREG32(base_reg + 0x104, 1);
if (params->enable) {
input = params->input;
if (!input)
return -EINVAL;
WREG32(base_reg + 0x200, lower_32_bits(input->start_addr0));
WREG32(base_reg + 0x204, upper_32_bits(input->start_addr0));
WREG32(base_reg + 0x208, lower_32_bits(input->addr_mask0));
WREG32(base_reg + 0x20C, upper_32_bits(input->addr_mask0));
WREG32(base_reg + 0x240, lower_32_bits(input->start_addr1));
WREG32(base_reg + 0x244, upper_32_bits(input->start_addr1));
WREG32(base_reg + 0x248, lower_32_bits(input->addr_mask1));
WREG32(base_reg + 0x24C, upper_32_bits(input->addr_mask1));
WREG32(base_reg + 0x224, 0);
WREG32(base_reg + 0x234, 0);
WREG32(base_reg + 0x30C, input->bw_win);
WREG32(base_reg + 0x308, input->win_capture);
/* PCIE IF BMON bug WA */
if (params->reg_idx != GOYA_BMON_PCIE_MSTR_RD &&
params->reg_idx != GOYA_BMON_PCIE_MSTR_WR &&
params->reg_idx != GOYA_BMON_PCIE_SLV_RD &&
params->reg_idx != GOYA_BMON_PCIE_SLV_WR)
pcie_base = 0xA000000;
WREG32(base_reg + 0x700, pcie_base | 0xB00 | (input->id << 12));
WREG32(base_reg + 0x708, pcie_base | 0xA00 | (input->id << 12));
WREG32(base_reg + 0x70C, pcie_base | 0xC00 | (input->id << 12));
WREG32(base_reg + 0x100, 0x11);
WREG32(base_reg + 0x304, 0x1);
} else {
WREG32(base_reg + 0x200, 0);
WREG32(base_reg + 0x204, 0);
WREG32(base_reg + 0x208, 0xFFFFFFFF);
WREG32(base_reg + 0x20C, 0xFFFFFFFF);
WREG32(base_reg + 0x240, 0);
WREG32(base_reg + 0x244, 0);
WREG32(base_reg + 0x248, 0xFFFFFFFF);
WREG32(base_reg + 0x24C, 0xFFFFFFFF);
WREG32(base_reg + 0x224, 0xFFFFFFFF);
WREG32(base_reg + 0x234, 0x1070F);
WREG32(base_reg + 0x30C, 0);
WREG32(base_reg + 0x308, 0xFFFF);
WREG32(base_reg + 0x700, 0xA000B00);
WREG32(base_reg + 0x708, 0xA000A00);
WREG32(base_reg + 0x70C, 0xA000C00);
WREG32(base_reg + 0x100, 1);
WREG32(base_reg + 0x304, 0);
WREG32(base_reg + 0x104, 0);
}
return 0;
}
static int goya_config_spmu(struct hl_device *hdev,
struct hl_debug_params *params)
{
u64 base_reg;
struct hl_debug_params_spmu *input = params->input;
u64 *output;
u32 output_arr_len;
u32 events_num;
u32 overflow_idx;
u32 cycle_cnt_idx;
int i;
if (params->reg_idx >= ARRAY_SIZE(debug_spmu_regs)) {
dev_err(hdev->dev, "Invalid register index in SPMU\n");
return -EINVAL;
}
base_reg = debug_spmu_regs[params->reg_idx] - CFG_BASE;
if (params->enable) {
input = params->input;
if (!input)
return -EINVAL;
if (input->event_types_num < 3) {
dev_err(hdev->dev,
"not enough event types values for SPMU enable\n");
return -EINVAL;
}
if (input->event_types_num > SPMU_MAX_COUNTERS) {
dev_err(hdev->dev,
"too many event types values for SPMU enable\n");
return -EINVAL;
}
WREG32(base_reg + 0xE04, 0x41013046);
WREG32(base_reg + 0xE04, 0x41013040);
for (i = 0 ; i < input->event_types_num ; i++)
WREG32(base_reg + SPMU_EVENT_TYPES_OFFSET + i * 4,
input->event_types[i]);
WREG32(base_reg + 0xE04, 0x41013041);
WREG32(base_reg + 0xC00, 0x8000003F);
} else {
output = params->output;
output_arr_len = params->output_size / 8;
events_num = output_arr_len - 2;
overflow_idx = output_arr_len - 2;
cycle_cnt_idx = output_arr_len - 1;
if (!output)
return -EINVAL;
if (output_arr_len < 3) {
dev_err(hdev->dev,
"not enough values for SPMU disable\n");
return -EINVAL;
}
if (events_num > SPMU_MAX_COUNTERS) {
dev_err(hdev->dev,
"too many events values for SPMU disable\n");
return -EINVAL;
}
WREG32(base_reg + 0xE04, 0x41013040);
for (i = 0 ; i < events_num ; i++)
output[i] = RREG32(base_reg + i * 8);
output[overflow_idx] = RREG32(base_reg + 0xCC0);
output[cycle_cnt_idx] = RREG32(base_reg + 0xFC);
output[cycle_cnt_idx] <<= 32;
output[cycle_cnt_idx] |= RREG32(base_reg + 0xF8);
WREG32(base_reg + 0xCC0, 0);
}
return 0;
}
int goya_debug_coresight(struct hl_device *hdev, void *data)
{
struct hl_debug_params *params = data;
int rc = 0;
switch (params->op) {
case HL_DEBUG_OP_STM:
rc = goya_config_stm(hdev, params);
break;
case HL_DEBUG_OP_ETF:
rc = goya_config_etf(hdev, params);
break;
case HL_DEBUG_OP_ETR:
rc = goya_config_etr(hdev, params);
break;
case HL_DEBUG_OP_FUNNEL:
rc = goya_config_funnel(hdev, params);
break;
case HL_DEBUG_OP_BMON:
rc = goya_config_bmon(hdev, params);
break;
case HL_DEBUG_OP_SPMU:
rc = goya_config_spmu(hdev, params);
break;
case HL_DEBUG_OP_TIMESTAMP:
/* Do nothing as this opcode is deprecated */
break;
default:
dev_err(hdev->dev, "Unknown coresight id %d\n", params->op);
return -EINVAL;
}
/* Perform read from the device to flush all configuration */
RREG32(mmPCIE_DBI_DEVICE_ID_VENDOR_ID_REG);
return rc;
}
void goya_halt_coresight(struct hl_device *hdev)
{
struct hl_debug_params params = {};
int i, rc;
for (i = GOYA_ETF_FIRST ; i <= GOYA_ETF_LAST ; i++) {
params.reg_idx = i;
rc = goya_config_etf(hdev, &params);
if (rc)
dev_err(hdev->dev, "halt ETF failed, %d/%d\n", rc, i);
}
rc = goya_config_etr(hdev, &params);
if (rc)
dev_err(hdev->dev, "halt ETR failed, %d\n", rc);
}
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