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drm/amdgpu: add sdma v4.4.2 ACA support

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v1:
add sdma v4.4.2 ACA driver support

v2:
use macro to define smn address value.
v3: squash in fix for unbalanced irqs

Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yang Wang
2023-11-24 15:09:48 +08:00
committed by Alex Deucher
parent 0f3cd24e96
commit 373e970a4a
1 changed files with 72 additions and 0 deletions
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72
drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
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@@ -45,6 +45,8 @@
MODULE_FIRMWARE("amdgpu/sdma_4_4_2.bin");
#define mmSMNAID_AID0_MCA_SMU 0x03b30400
#define WREG32_SDMA(instance, offset, value) \
WREG32(sdma_v4_4_2_get_reg_offset(adev, (instance), (offset)), value)
#define RREG32_SDMA(instance, offset) \
@@ -2204,9 +2206,79 @@ static const struct amdgpu_ras_block_hw_ops sdma_v4_4_2_ras_hw_ops = {
.reset_ras_error_count = sdma_v4_4_2_reset_ras_error_count,
};
static int sdma_v4_4_2_aca_bank_generate_report(struct aca_handle *handle,
struct aca_bank *bank, enum aca_error_type type,
struct aca_bank_report *report, void *data)
{
u64 status, misc0;
int ret;
status = bank->regs[ACA_REG_IDX_STATUS];
if ((type == ACA_ERROR_TYPE_UE &&
ACA_REG__STATUS__ERRORCODEEXT(status) == ACA_EXTERROR_CODE_FAULT) ||
(type == ACA_ERROR_TYPE_CE &&
ACA_REG__STATUS__ERRORCODEEXT(status) == ACA_EXTERROR_CODE_CE)) {
ret = aca_bank_info_decode(bank, &report->info);
if (ret)
return ret;
misc0 = bank->regs[ACA_REG_IDX_MISC0];
report->count[type] = ACA_REG__MISC0__ERRCNT(misc0);
}
return 0;
}
/* CODE_SDMA0 - CODE_SDMA4, reference to smu driver if header file */
static int sdma_v4_4_2_err_codes[] = { 33, 34, 35, 36 };
static bool sdma_v4_4_2_aca_bank_is_valid(struct aca_handle *handle, struct aca_bank *bank,
enum aca_error_type type, void *data)
{
u32 instlo;
instlo = ACA_REG__IPID__INSTANCEIDLO(bank->regs[ACA_REG_IDX_IPID]);
instlo &= GENMASK(31, 1);
if (instlo != mmSMNAID_AID0_MCA_SMU)
return false;
if (aca_bank_check_error_codes(handle->adev, bank,
sdma_v4_4_2_err_codes,
ARRAY_SIZE(sdma_v4_4_2_err_codes)))
return false;
return true;
}
static const struct aca_bank_ops sdma_v4_4_2_aca_bank_ops = {
.aca_bank_generate_report = sdma_v4_4_2_aca_bank_generate_report,
.aca_bank_is_valid = sdma_v4_4_2_aca_bank_is_valid,
};
static const struct aca_info sdma_v4_4_2_aca_info = {
.hwip = ACA_HWIP_TYPE_SMU,
.mask = ACA_ERROR_UE_MASK,
.bank_ops = &sdma_v4_4_2_aca_bank_ops,
};
static int sdma_v4_4_2_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
{
int r;
r = amdgpu_sdma_ras_late_init(adev, ras_block);
if (r)
return r;
return amdgpu_ras_bind_aca(adev, AMDGPU_RAS_BLOCK__SDMA,
&sdma_v4_4_2_aca_info, NULL);
}
static struct amdgpu_sdma_ras sdma_v4_4_2_ras = {
.ras_block = {
.hw_ops = &sdma_v4_4_2_ras_hw_ops,
.ras_late_init = sdma_v4_4_2_ras_late_init,
},
};