From 07dd49e1fc42fcb67a1786c2b2f71e0dd0079935 Mon Sep 17 00:00:00 2001 From: Tao Zhou Date: Thu, 24 Oct 2024 15:34:27 +0800 Subject: [PATCH] drm/amdgpu: support to find RAS bad pages via old TA Old version of RAS TA doesn't support to convert MCA address stored on eeprom to physical address (PA), support to find all bad pages in one memory row by PA with old RAS TA. This approach is only suitable for nps1 mode. Signed-off-by: Tao Zhou Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 28 ++++++++++++++++++++++--- 1 file changed, 25 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 882a33e134d8..d41a0664aa27 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -2765,9 +2765,10 @@ int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev, struct ras_err_handler_data *data; struct ras_err_data err_data; struct eeprom_table_record *err_rec; + enum amdgpu_memory_partition nps = AMDGPU_NPS1_PARTITION_MODE; int ret = 0; uint32_t i, j, loop_cnt = 1; - bool is_mca_add = true; + bool is_mca_add = true, find_pages_per_pa = false; if (!con || !con->eh_data || !bps || pages <= 0) return 0; @@ -2797,12 +2798,33 @@ int amdgpu_ras_add_bad_pages(struct amdgpu_device *adev, } loop_cnt = adev->umc.retire_unit; + if (adev->gmc.gmc_funcs->query_mem_partition_mode) + nps = adev->gmc.gmc_funcs->query_mem_partition_mode(adev); } for (i = 0; i < pages; i++) { if (is_mca_add) { - if (amdgpu_ras_mca2pa(adev, &bps[i], &err_data)) - goto free; + if (!find_pages_per_pa) { + if (amdgpu_ras_mca2pa(adev, &bps[i], &err_data)) { + if (!i && nps == AMDGPU_NPS1_PARTITION_MODE) { + /* may use old RAS TA, use PA to find pages in + * one row + */ + if (amdgpu_umc_pages_in_a_row(adev, &err_data, + bps[i].retired_page << AMDGPU_GPU_PAGE_SHIFT)) + goto free; + else + find_pages_per_pa = true; + } else { + /* unsupported cases */ + goto free; + } + } + } else { + if (amdgpu_umc_pages_in_a_row(adev, &err_data, + bps[i].retired_page << AMDGPU_GPU_PAGE_SHIFT)) + goto free; + } err_rec = err_data.err_addr; } else { -- 2.50.1