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drm/amdgpu: define RAS convert_error_address API

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Make the code reusable and remove redundant code.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tao Zhou 2022-09-27 11:36:46 +08:00 committed by Alex Deucher
parent cdbb816b5b
commit 44420ac5f8
3 changed files with 64 additions and 93 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
View File

@ -2889,7 +2889,7 @@ static int amdgpu_bad_page_notifier(struct notifier_block *nb,
if (adev->umc.ras &&
adev->umc.ras->convert_ras_error_address)
adev->umc.ras->convert_ras_error_address(adev,
&err_data, 0, ch_inst, umc_inst, m->addr);
&err_data, m->addr, ch_inst, umc_inst);
if (amdgpu_bad_page_threshold != 0) {
amdgpu_ras_add_bad_pages(adev, err_data.err_addr,

7
drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
View File

@ -22,8 +22,6 @@
#define __AMDGPU_UMC_H__
#include "amdgpu_ras.h"
#define UMC_INVALID_ADDR 0x1ULL
/*
* (addr / 256) * 4096, the higher 26 bits in ErrorAddr
* is the index of 4KB block
@ -54,9 +52,8 @@ struct amdgpu_umc_ras {
void (*err_cnt_init)(struct amdgpu_device *adev);
bool (*query_ras_poison_mode)(struct amdgpu_device *adev);
void (*convert_ras_error_address)(struct amdgpu_device *adev,
struct ras_err_data *err_data,
uint32_t umc_reg_offset, uint32_t ch_inst,
uint32_t umc_inst, uint64_t mca_addr);
struct ras_err_data *err_data, uint64_t err_addr,
uint32_t ch_inst, uint32_t umc_inst);
void (*ecc_info_query_ras_error_count)(struct amdgpu_device *adev,
void *ras_error_status);
void (*ecc_info_query_ras_error_address)(struct amdgpu_device *adev,

148
drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
View File

@ -187,20 +187,51 @@ static void umc_v6_7_ecc_info_query_ras_error_count(struct amdgpu_device *adev,
}
}
static void umc_v6_7_convert_error_address(struct amdgpu_device *adev,
struct ras_err_data *err_data, uint64_t err_addr,
uint32_t ch_inst, uint32_t umc_inst)
{
uint32_t channel_index;
uint64_t soc_pa, retired_page, column;
channel_index =
adev->umc.channel_idx_tbl[umc_inst * adev->umc.channel_inst_num + ch_inst];
/* translate umc channel address to soc pa, 3 parts are included */
soc_pa = ADDR_OF_8KB_BLOCK(err_addr) |
ADDR_OF_256B_BLOCK(channel_index) |
OFFSET_IN_256B_BLOCK(err_addr);
/* The umc channel bits are not original values, they are hashed */
SET_CHANNEL_HASH(channel_index, soc_pa);
/* clear [C4 C3 C2] in soc physical address */
soc_pa &= ~(0x7ULL << UMC_V6_7_PA_C2_BIT);
/* loop for all possibilities of [C4 C3 C2] */
for (column = 0; column < UMC_V6_7_NA_MAP_PA_NUM; column++) {
retired_page = soc_pa | (column << UMC_V6_7_PA_C2_BIT);
dev_info(adev->dev, "Error Address(PA): 0x%llx\n", retired_page);
amdgpu_umc_fill_error_record(err_data, err_addr,
retired_page, channel_index, umc_inst);
/* shift R14 bit */
retired_page ^= (0x1ULL << UMC_V6_7_PA_R14_BIT);
dev_info(adev->dev, "Error Address(PA): 0x%llx\n", retired_page);
amdgpu_umc_fill_error_record(err_data, err_addr,
retired_page, channel_index, umc_inst);
}
}
static void umc_v6_7_ecc_info_query_error_address(struct amdgpu_device *adev,
struct ras_err_data *err_data,
uint32_t ch_inst,
uint32_t umc_inst)
{
uint64_t mc_umc_status, err_addr, soc_pa, retired_page, column;
uint32_t channel_index;
uint64_t mc_umc_status, err_addr;
uint32_t eccinfo_table_idx;
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
eccinfo_table_idx = umc_inst * adev->umc.channel_inst_num + ch_inst;
channel_index =
adev->umc.channel_idx_tbl[umc_inst * adev->umc.channel_inst_num + ch_inst];
mc_umc_status = ras->umc_ecc.ecc[eccinfo_table_idx].mca_umc_status;
if (mc_umc_status == 0)
@ -216,30 +247,8 @@ static void umc_v6_7_ecc_info_query_error_address(struct amdgpu_device *adev,
err_addr = ras->umc_ecc.ecc[eccinfo_table_idx].mca_umc_addr;
err_addr = REG_GET_FIELD(err_addr, MCA_UMC_UMC0_MCUMC_ADDRT0, ErrorAddr);
/* translate umc channel address to soc pa, 3 parts are included */
soc_pa = ADDR_OF_8KB_BLOCK(err_addr) |
ADDR_OF_256B_BLOCK(channel_index) |
OFFSET_IN_256B_BLOCK(err_addr);
/* The umc channel bits are not original values, they are hashed */
SET_CHANNEL_HASH(channel_index, soc_pa);
/* clear [C4 C3 C2] in soc physical address */
soc_pa &= ~(0x7ULL << UMC_V6_7_PA_C2_BIT);
/* loop for all possibilities of [C4 C3 C2] */
for (column = 0; column < UMC_V6_7_NA_MAP_PA_NUM; column++) {
retired_page = soc_pa | (column << UMC_V6_7_PA_C2_BIT);
dev_info(adev->dev, "Error Address(PA): 0x%llx\n", retired_page);
amdgpu_umc_fill_error_record(err_data, err_addr,
retired_page, channel_index, umc_inst);
/* shift R14 bit */
retired_page ^= (0x1ULL << UMC_V6_7_PA_R14_BIT);
dev_info(adev->dev, "Error Address(PA): 0x%llx\n", retired_page);
amdgpu_umc_fill_error_record(err_data, err_addr,
retired_page, channel_index, umc_inst);
}
umc_v6_7_convert_error_address(adev, err_data, err_addr,
ch_inst, umc_inst);
}
}
@ -448,75 +457,40 @@ static void umc_v6_7_query_ras_error_count(struct amdgpu_device *adev,
static void umc_v6_7_query_error_address(struct amdgpu_device *adev,
struct ras_err_data *err_data,
uint32_t umc_reg_offset, uint32_t ch_inst,
uint32_t umc_inst, uint64_t mca_addr)
uint32_t umc_inst)
{
uint32_t mc_umc_status_addr;
uint32_t channel_index;
uint64_t mc_umc_status = 0, mc_umc_addrt0;
uint64_t err_addr, soc_pa, retired_page, column;
uint64_t mc_umc_status = 0, mc_umc_addrt0, err_addr;
if (mca_addr == UMC_INVALID_ADDR) {
mc_umc_status_addr =
SOC15_REG_OFFSET(UMC, 0, regMCA_UMC_UMC0_MCUMC_STATUST0);
mc_umc_addrt0 =
SOC15_REG_OFFSET(UMC, 0, regMCA_UMC_UMC0_MCUMC_ADDRT0);
mc_umc_status_addr =
SOC15_REG_OFFSET(UMC, 0, regMCA_UMC_UMC0_MCUMC_STATUST0);
mc_umc_addrt0 =
SOC15_REG_OFFSET(UMC, 0, regMCA_UMC_UMC0_MCUMC_ADDRT0);
mc_umc_status = RREG64_PCIE((mc_umc_status_addr + umc_reg_offset) * 4);
mc_umc_status = RREG64_PCIE((mc_umc_status_addr + umc_reg_offset) * 4);
if (mc_umc_status == 0)
return;
if (mc_umc_status == 0)
return;
if (!err_data->err_addr) {
/* clear umc status */
WREG64_PCIE((mc_umc_status_addr + umc_reg_offset) * 4, 0x0ULL);
return;
}
if (!err_data->err_addr) {
/* clear umc status */
WREG64_PCIE((mc_umc_status_addr + umc_reg_offset) * 4, 0x0ULL);
return;
}
channel_index =
adev->umc.channel_idx_tbl[umc_inst * adev->umc.channel_inst_num + ch_inst];
/* calculate error address if ue error is detected */
if ((REG_GET_FIELD(mc_umc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Val) == 1 &&
REG_GET_FIELD(mc_umc_status, MCA_UMC_UMC0_MCUMC_STATUST0, UECC) == 1) ||
mca_addr != UMC_INVALID_ADDR) {
if (mca_addr == UMC_INVALID_ADDR) {
err_addr = RREG64_PCIE((mc_umc_addrt0 + umc_reg_offset) * 4);
err_addr =
REG_GET_FIELD(err_addr, MCA_UMC_UMC0_MCUMC_ADDRT0, ErrorAddr);
} else {
err_addr = mca_addr;
}
if (REG_GET_FIELD(mc_umc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Val) == 1 &&
REG_GET_FIELD(mc_umc_status, MCA_UMC_UMC0_MCUMC_STATUST0, UECC) == 1) {
err_addr = RREG64_PCIE((mc_umc_addrt0 + umc_reg_offset) * 4);
err_addr =
REG_GET_FIELD(err_addr, MCA_UMC_UMC0_MCUMC_ADDRT0, ErrorAddr);
/* translate umc channel address to soc pa, 3 parts are included */
soc_pa = ADDR_OF_8KB_BLOCK(err_addr) |
ADDR_OF_256B_BLOCK(channel_index) |
OFFSET_IN_256B_BLOCK(err_addr);
/* The umc channel bits are not original values, they are hashed */
SET_CHANNEL_HASH(channel_index, soc_pa);
/* clear [C4 C3 C2] in soc physical address */
soc_pa &= ~(0x7ULL << UMC_V6_7_PA_C2_BIT);
/* loop for all possibilities of [C4 C3 C2] */
for (column = 0; column < UMC_V6_7_NA_MAP_PA_NUM; column++) {
retired_page = soc_pa | (column << UMC_V6_7_PA_C2_BIT);
dev_info(adev->dev, "Error Address(PA): 0x%llx\n", retired_page);
amdgpu_umc_fill_error_record(err_data, err_addr,
retired_page, channel_index, umc_inst);
/* shift R14 bit */
retired_page ^= (0x1ULL << UMC_V6_7_PA_R14_BIT);
dev_info(adev->dev, "Error Address(PA): 0x%llx\n", retired_page);
amdgpu_umc_fill_error_record(err_data, err_addr,
retired_page, channel_index, umc_inst);
}
umc_v6_7_convert_error_address(adev, err_data, err_addr,
ch_inst, umc_inst);
}
/* clear umc status */
if (mca_addr == UMC_INVALID_ADDR)
WREG64_PCIE((mc_umc_status_addr + umc_reg_offset) * 4, 0x0ULL);
WREG64_PCIE((mc_umc_status_addr + umc_reg_offset) * 4, 0x0ULL);
}
static void umc_v6_7_query_ras_error_address(struct amdgpu_device *adev,
@ -538,7 +512,7 @@ static void umc_v6_7_query_ras_error_address(struct amdgpu_device *adev,
umc_v6_7_query_error_address(adev,
err_data,
umc_reg_offset, ch_inst,
umc_inst, UMC_INVALID_ADDR);
umc_inst);
}
}
@ -579,5 +553,5 @@ struct amdgpu_umc_ras umc_v6_7_ras = {
.query_ras_poison_mode = umc_v6_7_query_ras_poison_mode,
.ecc_info_query_ras_error_count = umc_v6_7_ecc_info_query_ras_error_count,
.ecc_info_query_ras_error_address = umc_v6_7_ecc_info_query_ras_error_address,
.convert_ras_error_address = umc_v6_7_query_error_address,
.convert_ras_error_address = umc_v6_7_convert_error_address,
};