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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c395
1 files changed, 243 insertions, 152 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
index 540e0f066b26..3f0b0e9af4f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
@@ -24,6 +24,7 @@
#include <linux/sort.h>
#include "amdgpu.h"
#include "umc_v6_7.h"
+#include "amdgpu_ras_mgr.h"
#define MAX_UMC_POISON_POLLING_TIME_SYNC 20 //ms
#define MAX_UMC_HASH_STRING_SIZE 256
@@ -78,7 +79,7 @@ int amdgpu_umc_page_retirement_mca(struct amdgpu_device *adev,
if (amdgpu_bad_page_threshold != 0) {
amdgpu_ras_add_bad_pages(adev, err_data.err_addr,
- err_data.err_addr_cnt);
+ err_data.err_addr_cnt, false);
amdgpu_ras_save_bad_pages(adev, NULL);
}
@@ -96,67 +97,96 @@ void amdgpu_umc_handle_bad_pages(struct amdgpu_device *adev,
{
struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct amdgpu_ras_eeprom_control *control = &con->eeprom_control;
unsigned int error_query_mode;
int ret = 0;
unsigned long err_count;
amdgpu_ras_get_error_query_mode(adev, &error_query_mode);
+ err_data->err_addr =
+ kcalloc(adev->umc.max_ras_err_cnt_per_query,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+
+ /* still call query_ras_error_address to clear error status
+ * even NOMEM error is encountered
+ */
+ if (!err_data->err_addr)
+ dev_warn(adev->dev,
+ "Failed to alloc memory for umc error address record!\n");
+ else
+ err_data->err_addr_len = adev->umc.max_ras_err_cnt_per_query;
+
mutex_lock(&con->page_retirement_lock);
- ret = amdgpu_dpm_get_ecc_info(adev, (void *)&(con->umc_ecc));
- if (ret == -EOPNOTSUPP &&
- error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY) {
- if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
- adev->umc.ras->ras_block.hw_ops->query_ras_error_count)
- adev->umc.ras->ras_block.hw_ops->query_ras_error_count(adev, ras_error_status);
-
- if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
- adev->umc.ras->ras_block.hw_ops->query_ras_error_address &&
- adev->umc.max_ras_err_cnt_per_query) {
- err_data->err_addr =
- kcalloc(adev->umc.max_ras_err_cnt_per_query,
- sizeof(struct eeprom_table_record), GFP_KERNEL);
-
- /* still call query_ras_error_address to clear error status
- * even NOMEM error is encountered
- */
- if(!err_data->err_addr)
- dev_warn(adev->dev, "Failed to alloc memory for "
- "umc error address record!\n");
- else
- err_data->err_addr_len = adev->umc.max_ras_err_cnt_per_query;
-
- /* umc query_ras_error_address is also responsible for clearing
- * error status
- */
- adev->umc.ras->ras_block.hw_ops->query_ras_error_address(adev, ras_error_status);
+ if (!amdgpu_ras_smu_eeprom_supported(adev)) {
+ ret = amdgpu_dpm_get_ecc_info(adev, (void *)&(con->umc_ecc));
+ if (ret == -EOPNOTSUPP &&
+ error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY) {
+ if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_count)
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_count(adev,
+ ras_error_status);
+
+ if (adev->umc.ras && adev->umc.ras->ras_block.hw_ops &&
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_address &&
+ adev->umc.max_ras_err_cnt_per_query) {
+ err_data->err_addr =
+ kcalloc(adev->umc.max_ras_err_cnt_per_query,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+
+ /* still call query_ras_error_address to clear error status
+ * even NOMEM error is encountered
+ */
+ if (!err_data->err_addr)
+ dev_warn(adev->dev,
+ "Failed to alloc memory for umc error address record!\n");
+ else
+ err_data->err_addr_len =
+ adev->umc.max_ras_err_cnt_per_query;
+
+ /* umc query_ras_error_address is also responsible for clearing
+ * error status
+ */
+ adev->umc.ras->ras_block.hw_ops->query_ras_error_address(adev,
+ ras_error_status);
+ }
+ } else if (error_query_mode == AMDGPU_RAS_FIRMWARE_ERROR_QUERY ||
+ (!ret && error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY)) {
+ if (adev->umc.ras &&
+ adev->umc.ras->ecc_info_query_ras_error_count)
+ adev->umc.ras->ecc_info_query_ras_error_count(adev,
+ ras_error_status);
+
+ if (adev->umc.ras &&
+ adev->umc.ras->ecc_info_query_ras_error_address &&
+ adev->umc.max_ras_err_cnt_per_query) {
+ err_data->err_addr =
+ kcalloc(adev->umc.max_ras_err_cnt_per_query,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+
+ /* still call query_ras_error_address to clear error status
+ * even NOMEM error is encountered
+ */
+ if (!err_data->err_addr)
+ dev_warn(adev->dev,
+ "Failed to alloc memory for umc error address record!\n");
+ else
+ err_data->err_addr_len =
+ adev->umc.max_ras_err_cnt_per_query;
+
+ /* umc query_ras_error_address is also responsible for clearing
+ * error status
+ */
+ adev->umc.ras->ecc_info_query_ras_error_address(adev,
+ ras_error_status);
+ }
}
- } else if (error_query_mode == AMDGPU_RAS_FIRMWARE_ERROR_QUERY ||
- (!ret && error_query_mode == AMDGPU_RAS_DIRECT_ERROR_QUERY)) {
- if (adev->umc.ras &&
- adev->umc.ras->ecc_info_query_ras_error_count)
- adev->umc.ras->ecc_info_query_ras_error_count(adev, ras_error_status);
-
- if (adev->umc.ras &&
- adev->umc.ras->ecc_info_query_ras_error_address &&
- adev->umc.max_ras_err_cnt_per_query) {
- err_data->err_addr =
- kcalloc(adev->umc.max_ras_err_cnt_per_query,
- sizeof(struct eeprom_table_record), GFP_KERNEL);
-
- /* still call query_ras_error_address to clear error status
- * even NOMEM error is encountered
- */
- if(!err_data->err_addr)
- dev_warn(adev->dev, "Failed to alloc memory for "
- "umc error address record!\n");
- else
- err_data->err_addr_len = adev->umc.max_ras_err_cnt_per_query;
-
- /* umc query_ras_error_address is also responsible for clearing
- * error status
- */
- adev->umc.ras->ecc_info_query_ras_error_address(adev, ras_error_status);
+ } else {
+ if (!amdgpu_ras_eeprom_update_record_num(control)) {
+ err_data->err_addr_cnt = err_data->de_count =
+ control->ras_num_recs - control->ras_num_recs_old;
+ amdgpu_ras_eeprom_read_idx(control, err_data->err_addr,
+ control->ras_num_recs_old, err_data->de_count);
}
}
@@ -166,10 +196,11 @@ void amdgpu_umc_handle_bad_pages(struct amdgpu_device *adev,
if ((amdgpu_bad_page_threshold != 0) &&
err_data->err_addr_cnt) {
amdgpu_ras_add_bad_pages(adev, err_data->err_addr,
- err_data->err_addr_cnt);
+ err_data->err_addr_cnt, amdgpu_ras_smu_eeprom_supported(adev));
amdgpu_ras_save_bad_pages(adev, &err_count);
- amdgpu_dpm_send_hbm_bad_pages_num(adev, con->eeprom_control.ras_num_recs);
+ amdgpu_dpm_send_hbm_bad_pages_num(adev,
+ con->eeprom_control.ras_num_bad_pages);
if (con->update_channel_flag == true) {
amdgpu_dpm_send_hbm_bad_channel_flag(adev, con->eeprom_control.bad_channel_bitmap);
@@ -195,7 +226,8 @@ static int amdgpu_umc_do_page_retirement(struct amdgpu_device *adev,
kgd2kfd_set_sram_ecc_flag(adev->kfd.dev);
amdgpu_umc_handle_bad_pages(adev, ras_error_status);
- if (err_data->ue_count && reset) {
+ if ((err_data->ue_count || err_data->de_count) &&
+ (reset || amdgpu_ras_is_rma(adev))) {
con->gpu_reset_flags |= reset;
amdgpu_ras_reset_gpu(adev);
}
@@ -203,56 +235,6 @@ static int amdgpu_umc_do_page_retirement(struct amdgpu_device *adev,
return AMDGPU_RAS_SUCCESS;
}
-int amdgpu_umc_bad_page_polling_timeout(struct amdgpu_device *adev,
- uint32_t reset, uint32_t timeout_ms)
-{
- struct ras_err_data err_data;
- struct ras_common_if head = {
- .block = AMDGPU_RAS_BLOCK__UMC,
- };
- struct ras_manager *obj = amdgpu_ras_find_obj(adev, &head);
- uint32_t timeout = timeout_ms;
-
- memset(&err_data, 0, sizeof(err_data));
- amdgpu_ras_error_data_init(&err_data);
-
- do {
-
- amdgpu_umc_handle_bad_pages(adev, &err_data);
-
- if (timeout && !err_data.de_count) {
- msleep(1);
- timeout--;
- }
-
- } while (timeout && !err_data.de_count);
-
- if (!timeout)
- dev_warn(adev->dev, "Can't find bad pages\n");
-
- if (err_data.de_count)
- dev_info(adev->dev, "%ld new deferred hardware errors detected\n", err_data.de_count);
-
- if (obj) {
- obj->err_data.ue_count += err_data.ue_count;
- obj->err_data.ce_count += err_data.ce_count;
- obj->err_data.de_count += err_data.de_count;
- }
-
- amdgpu_ras_error_data_fini(&err_data);
-
- kgd2kfd_set_sram_ecc_flag(adev->kfd.dev);
-
- if (reset) {
- struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
-
- con->gpu_reset_flags |= reset;
- amdgpu_ras_reset_gpu(adev);
- }
-
- return 0;
-}
-
int amdgpu_umc_pasid_poison_handler(struct amdgpu_device *adev,
enum amdgpu_ras_block block, uint16_t pasid,
pasid_notify pasid_fn, void *data, uint32_t reset)
@@ -292,15 +274,26 @@ int amdgpu_umc_pasid_poison_handler(struct amdgpu_device *adev,
}
amdgpu_ras_error_data_fini(&err_data);
+ } else if (amdgpu_uniras_enabled(adev)) {
+ struct ras_ih_info ih_info = {0};
+
+ ih_info.block = block;
+ ih_info.pasid = pasid;
+ ih_info.reset = reset;
+ ih_info.pasid_fn = pasid_fn;
+ ih_info.data = data;
+ amdgpu_ras_mgr_handle_consumer_interrupt(adev, &ih_info);
} else {
- struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
-
- amdgpu_ras_put_poison_req(adev,
- block, pasid, pasid_fn, data, reset);
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ int ret;
+ ret = amdgpu_ras_put_poison_req(adev,
+ block, pasid, pasid_fn, data, reset);
+ if (!ret) {
atomic_inc(&con->page_retirement_req_cnt);
-
+ atomic_inc(&con->poison_consumption_count);
wake_up(&con->page_retirement_wq);
+ }
}
} else {
if (adev->virt.ops && adev->virt.ops->ras_poison_handler)
@@ -366,6 +359,9 @@ int amdgpu_umc_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *r
if (r)
return r;
+ if (amdgpu_sriov_vf(adev))
+ return r;
+
if (amdgpu_ras_is_supported(adev, ras_block->block)) {
r = amdgpu_irq_get(adev, &adev->gmc.ecc_irq, 0);
if (r)
@@ -431,6 +427,45 @@ int amdgpu_umc_fill_error_record(struct ras_err_data *err_data,
return 0;
}
+static int amdgpu_umc_loop_all_aid(struct amdgpu_device *adev, umc_func func,
+ void *data)
+{
+ uint32_t umc_node_inst;
+ uint32_t node_inst;
+ uint32_t umc_inst;
+ uint32_t ch_inst;
+ int ret;
+
+ /*
+ * This loop is done based on the following -
+ * umc.active mask = mask of active umc instances across all nodes
+ * umc.umc_inst_num = maximum number of umc instancess per node
+ * umc.node_inst_num = maximum number of node instances
+ * Channel instances are not assumed to be harvested.
+ */
+ dev_dbg(adev->dev, "active umcs :%lx umc_inst per node: %d",
+ adev->umc.active_mask, adev->umc.umc_inst_num);
+ for_each_set_bit(umc_node_inst, &(adev->umc.active_mask),
+ adev->umc.node_inst_num * adev->umc.umc_inst_num) {
+ node_inst = umc_node_inst / adev->umc.umc_inst_num;
+ umc_inst = umc_node_inst % adev->umc.umc_inst_num;
+ LOOP_UMC_CH_INST(ch_inst) {
+ dev_dbg(adev->dev,
+ "node_inst :%d umc_inst: %d ch_inst: %d",
+ node_inst, umc_inst, ch_inst);
+ ret = func(adev, node_inst, umc_inst, ch_inst, data);
+ if (ret) {
+ dev_err(adev->dev,
+ "Node %d umc %d ch %d func returns %d\n",
+ node_inst, umc_inst, ch_inst, ret);
+ return ret;
+ }
+ }
+ }
+
+ return 0;
+}
+
int amdgpu_umc_loop_channels(struct amdgpu_device *adev,
umc_func func, void *data)
{
@@ -439,6 +474,9 @@ int amdgpu_umc_loop_channels(struct amdgpu_device *adev,
uint32_t ch_inst = 0;
int ret = 0;
+ if (adev->aid_mask)
+ return amdgpu_umc_loop_all_aid(adev, func, data);
+
if (adev->umc.node_inst_num) {
LOOP_UMC_EACH_NODE_INST_AND_CH(node_inst, umc_inst, ch_inst) {
ret = func(adev, node_inst, umc_inst, ch_inst, data);
@@ -471,66 +509,119 @@ int amdgpu_umc_update_ecc_status(struct amdgpu_device *adev,
return 0;
}
-static int amdgpu_umc_uint64_cmp(const void *a, const void *b)
+int amdgpu_umc_logs_ecc_err(struct amdgpu_device *adev,
+ struct radix_tree_root *ecc_tree, struct ras_ecc_err *ecc_err)
{
- uint64_t *addr_a = (uint64_t *)a;
- uint64_t *addr_b = (uint64_t *)b;
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+ struct ras_ecc_log_info *ecc_log;
+ int ret;
- if (*addr_a > *addr_b)
- return 1;
- else if (*addr_a < *addr_b)
- return -1;
- else
- return 0;
+ ecc_log = &con->umc_ecc_log;
+
+ mutex_lock(&ecc_log->lock);
+ ret = radix_tree_insert(ecc_tree, ecc_err->pa_pfn, ecc_err);
+ if (!ret)
+ radix_tree_tag_set(ecc_tree,
+ ecc_err->pa_pfn, UMC_ECC_NEW_DETECTED_TAG);
+ mutex_unlock(&ecc_log->lock);
+
+ return ret;
}
-/* Use string hash to avoid logging the same bad pages repeatedly */
-int amdgpu_umc_build_pages_hash(struct amdgpu_device *adev,
- uint64_t *pfns, int len, uint64_t *val)
+int amdgpu_umc_pages_in_a_row(struct amdgpu_device *adev,
+ struct ras_err_data *err_data, uint64_t pa_addr)
{
- struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
- char buf[MAX_UMC_HASH_STRING_SIZE] = {0};
- int offset = 0, i = 0;
- uint64_t hash_val;
+ struct ta_ras_query_address_output addr_out;
- if (!pfns || !len)
+ /* reinit err_data */
+ err_data->err_addr_cnt = 0;
+ err_data->err_addr_len = adev->umc.retire_unit;
+
+ addr_out.pa.pa = pa_addr;
+ if (adev->umc.ras && adev->umc.ras->convert_ras_err_addr)
+ return adev->umc.ras->convert_ras_err_addr(adev, err_data, NULL,
+ &addr_out, false);
+ else
return -EINVAL;
+}
- sort(pfns, len, sizeof(uint64_t), amdgpu_umc_uint64_cmp, NULL);
+int amdgpu_umc_lookup_bad_pages_in_a_row(struct amdgpu_device *adev,
+ uint64_t pa_addr, uint64_t *pfns, int len)
+{
+ int i, ret;
+ struct ras_err_data err_data;
- for (i = 0; i < len; i++)
- offset += snprintf(&buf[offset], sizeof(buf) - offset, "%llx", pfns[i]);
+ err_data.err_addr = kcalloc(adev->umc.retire_unit,
+ sizeof(struct eeprom_table_record), GFP_KERNEL);
+ if (!err_data.err_addr) {
+ dev_warn(adev->dev, "Failed to alloc memory in bad page lookup!\n");
+ return 0;
+ }
- hash_val = siphash(buf, offset, &con->umc_ecc_log.ecc_key);
+ ret = amdgpu_umc_pages_in_a_row(adev, &err_data, pa_addr);
+ if (ret)
+ goto out;
- *val = hash_val;
+ for (i = 0; i < adev->umc.retire_unit; i++) {
+ if (i >= len)
+ goto out;
- return 0;
+ pfns[i] = err_data.err_addr[i].retired_page;
+ }
+ ret = i;
+ adev->umc.err_addr_cnt = err_data.err_addr_cnt;
+
+out:
+ kfree(err_data.err_addr);
+ return ret;
}
-int amdgpu_umc_logs_ecc_err(struct amdgpu_device *adev,
- struct radix_tree_root *ecc_tree, struct ras_ecc_err *ecc_err)
+int amdgpu_umc_mca_to_addr(struct amdgpu_device *adev,
+ uint64_t err_addr, uint32_t ch, uint32_t umc,
+ uint32_t node, uint32_t socket,
+ struct ta_ras_query_address_output *addr_out, bool dump_addr)
{
- struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
- struct ras_ecc_log_info *ecc_log;
+ struct ta_ras_query_address_input addr_in;
int ret;
- ecc_log = &con->umc_ecc_log;
+ memset(&addr_in, 0, sizeof(addr_in));
+ addr_in.ma.err_addr = err_addr;
+ addr_in.ma.ch_inst = ch;
+ addr_in.ma.umc_inst = umc;
+ addr_in.ma.node_inst = node;
+ addr_in.ma.socket_id = socket;
+
+ if (adev->umc.ras && adev->umc.ras->convert_ras_err_addr) {
+ ret = adev->umc.ras->convert_ras_err_addr(adev, NULL, &addr_in,
+ addr_out, dump_addr);
+ if (ret)
+ return ret;
+ } else {
+ return 0;
+ }
- mutex_lock(&ecc_log->lock);
- ret = radix_tree_insert(ecc_tree, ecc_err->hash_index, ecc_err);
- if (!ret) {
- struct ras_err_pages *err_pages = &ecc_err->err_pages;
- int i;
+ return 0;
+}
- /* Reserve memory */
- for (i = 0; i < err_pages->count; i++)
- amdgpu_ras_reserve_page(adev, err_pages->pfn[i]);
+int amdgpu_umc_pa2mca(struct amdgpu_device *adev,
+ uint64_t pa, uint64_t *mca, enum amdgpu_memory_partition nps)
+{
+ struct ta_ras_query_address_input addr_in;
+ struct ta_ras_query_address_output addr_out;
+ int ret;
- radix_tree_tag_set(ecc_tree,
- ecc_err->hash_index, UMC_ECC_NEW_DETECTED_TAG);
+ /* nps: the pa belongs to */
+ addr_in.pa.pa = pa | ((uint64_t)nps << 58);
+ addr_in.addr_type = TA_RAS_PA_TO_MCA;
+ ret = psp_ras_query_address(&adev->psp, &addr_in, &addr_out);
+ if (ret) {
+ dev_warn(adev->dev, "Failed to query RAS MCA address for 0x%llx",
+ pa);
+
+ return ret;
}
- mutex_unlock(&ecc_log->lock);
- return ret;
+ *mca = addr_out.ma.err_addr;
+
+ return 0;
}