From 9f91e983ee82d3b6f6d713e1c84ebb8d53180b3d Mon Sep 17 00:00:00 2001 From: YiPeng Chai Date: Tue, 12 Dec 2023 17:26:58 +0800 Subject: drm/amdgpu: MCA supports recording umc address information MCA supports recording umc address information. V2: Move err_addr variable from struct ras_err_node to struct ras_err_info. Signed-off-by: YiPeng Chai Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index bacb59d8b701..bad62141f708 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -1156,8 +1156,10 @@ static void amdgpu_rasmgr_error_data_statistic_update(struct ras_manager *obj, s for_each_ras_error(err_node, err_data) { err_info = &err_node->err_info; - amdgpu_ras_error_statistic_ce_count(&obj->err_data, &err_info->mcm_info, err_info->ce_count); - amdgpu_ras_error_statistic_ue_count(&obj->err_data, &err_info->mcm_info, err_info->ue_count); + amdgpu_ras_error_statistic_ce_count(&obj->err_data, + &err_info->mcm_info, NULL, err_info->ce_count); + amdgpu_ras_error_statistic_ue_count(&obj->err_data, + &err_info->mcm_info, NULL, err_info->ue_count); } } else { /* for legacy asic path which doesn't has error source info */ @@ -3691,7 +3693,8 @@ static int ras_err_info_cmp(void *priv, const struct list_head *a, const struct } static struct ras_err_info *amdgpu_ras_error_get_info(struct ras_err_data *err_data, - struct amdgpu_smuio_mcm_config_info *mcm_info) + struct amdgpu_smuio_mcm_config_info *mcm_info, + struct ras_err_addr *err_addr) { struct ras_err_node *err_node; @@ -3705,6 +3708,9 @@ static struct ras_err_info *amdgpu_ras_error_get_info(struct ras_err_data *err_d memcpy(&err_node->err_info.mcm_info, mcm_info, sizeof(*mcm_info)); + if (err_addr) + memcpy(&err_node->err_info.err_addr, err_addr, sizeof(*err_addr)); + err_data->err_list_count++; list_add_tail(&err_node->node, &err_data->err_node_list); list_sort(NULL, &err_data->err_node_list, ras_err_info_cmp); @@ -3713,7 +3719,8 @@ static struct ras_err_info *amdgpu_ras_error_get_info(struct ras_err_data *err_d } int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data, - struct amdgpu_smuio_mcm_config_info *mcm_info, u64 count) + struct amdgpu_smuio_mcm_config_info *mcm_info, + struct ras_err_addr *err_addr, u64 count) { struct ras_err_info *err_info; @@ -3723,7 +3730,7 @@ int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data, if (!count) return 0; - err_info = amdgpu_ras_error_get_info(err_data, mcm_info); + err_info = amdgpu_ras_error_get_info(err_data, mcm_info, err_addr); if (!err_info) return -EINVAL; @@ -3734,7 +3741,8 @@ int amdgpu_ras_error_statistic_ue_count(struct ras_err_data *err_data, } int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data, - struct amdgpu_smuio_mcm_config_info *mcm_info, u64 count) + struct amdgpu_smuio_mcm_config_info *mcm_info, + struct ras_err_addr *err_addr, u64 count) { struct ras_err_info *err_info; @@ -3744,7 +3752,7 @@ int amdgpu_ras_error_statistic_ce_count(struct ras_err_data *err_data, if (!count) return 0; - err_info = amdgpu_ras_error_get_info(err_data, mcm_info); + err_info = amdgpu_ras_error_get_info(err_data, mcm_info, err_addr); if (!err_info) return -EINVAL; -- cgit From 091411be7ae899ce23072acf5a83b0b43e9024e1 Mon Sep 17 00:00:00 2001 From: Srinivasan Shanmugam Date: Tue, 19 Dec 2023 19:26:22 +0530 Subject: drm/amdgpu: Use kzalloc instead of kmalloc+__GFP_ZERO in amdgpu_ras.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixes the below smatch warnings: drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2543 amdgpu_ras_recovery_init() warn: Please consider using kzalloc instead of kmalloc drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2830 amdgpu_ras_init() warn: Please consider using kzalloc instead of kmalloc Cc: Christian König Cc: Alex Deucher Signed-off-by: Srinivasan Shanmugam Reviewed-by: Tao Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index bad62141f708..e541e6925918 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -2540,7 +2540,7 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev) return 0; data = &con->eh_data; - *data = kmalloc(sizeof(**data), GFP_KERNEL | __GFP_ZERO); + *data = kzalloc(sizeof(**data), GFP_KERNEL); if (!*data) { ret = -ENOMEM; goto out; @@ -2827,10 +2827,10 @@ int amdgpu_ras_init(struct amdgpu_device *adev) if (con) return 0; - con = kmalloc(sizeof(struct amdgpu_ras) + + con = kzalloc(sizeof(*con) + sizeof(struct ras_manager) * AMDGPU_RAS_BLOCK_COUNT + sizeof(struct ras_manager) * AMDGPU_RAS_MCA_BLOCK_COUNT, - GFP_KERNEL|__GFP_ZERO); + GFP_KERNEL); if (!con) return -ENOMEM; -- cgit From b8d55a90fd55b767c25687747e2b24abd1ef8680 Mon Sep 17 00:00:00 2001 From: Srinivasan Shanmugam Date: Tue, 26 Dec 2023 15:32:19 +0530 Subject: drm/amdgpu: Fix possible NULL dereference in amdgpu_ras_query_error_status_helper() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return invalid error code -EINVAL for invalid block id. Fixes the below: drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1183 amdgpu_ras_query_error_status_helper() error: we previously assumed 'info' could be null (see line 1176) Suggested-by: Hawking Zhang Cc: Tao Zhou Cc: Hawking Zhang Cc: Christian König Cc: Alex Deucher Signed-off-by: Srinivasan Shanmugam Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index e541e6925918..39399d0f2ce5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -1176,6 +1176,9 @@ static int amdgpu_ras_query_error_status_helper(struct amdgpu_device *adev, enum amdgpu_ras_block blk = info ? info->head.block : AMDGPU_RAS_BLOCK_COUNT; struct amdgpu_ras_block_object *block_obj = NULL; + if (blk == AMDGPU_RAS_BLOCK_COUNT) + return -EINVAL; + if (error_query_mode == AMDGPU_RAS_INVALID_ERROR_QUERY) return -EINVAL; -- cgit From 6697dbf0afff73fcf2b53e99c4accdab58892e39 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Sun, 31 Dec 2023 17:42:47 +0800 Subject: Revert "drm/amdgpu: enable mca debug mode on APU by default" Not needed any more with firmware fixes Signed-off-by: Hawking Zhang Reviewed-by: Tao Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 39399d0f2ce5..fc42fb6ee191 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -3138,8 +3138,7 @@ int amdgpu_ras_late_init(struct amdgpu_device *adev) if (amdgpu_sriov_vf(adev)) return 0; - /* enable MCA debug on APU device */ - amdgpu_ras_set_mca_debug_mode(adev, !!(adev->flags & AMD_IS_APU)); + amdgpu_ras_set_mca_debug_mode(adev, false); list_for_each_entry_safe(node, tmp, &adev->ras_list, node) { if (!node->ras_obj) { -- cgit