From: Yang Wang Date: Wed, 8 Nov 2023 12:35:52 +0000 (+0800) Subject: drm/amdgpu: correct mca debugfs dump reg list X-Git-Tag: v6.7-rc6-pxa1908~207^2^2~10 X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=8140b07b0a69a7e8d5d764237c68af7942c4bfdd;p=linux.git drm/amdgpu: correct mca debugfs dump reg list avoid driver to touch invalid mca reg. Signed-off-by: Yang Wang Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c index 65926f3c708a..cf33eb219e25 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c @@ -389,14 +389,21 @@ static int amdgpu_mca_smu_debug_mode_set(void *data, u64 val) static void mca_dump_entry(struct seq_file *m, struct mca_bank_entry *entry) { int i, idx = entry->idx; + int reg_idx_array[] = { + MCA_REG_IDX_STATUS, + MCA_REG_IDX_ADDR, + MCA_REG_IDX_MISC0, + MCA_REG_IDX_IPID, + MCA_REG_IDX_SYND, + }; seq_printf(m, "mca entry[%d].type: %s\n", idx, entry->type == AMDGPU_MCA_ERROR_TYPE_UE ? "UE" : "CE"); seq_printf(m, "mca entry[%d].ip: %d\n", idx, entry->ip); seq_printf(m, "mca entry[%d].info: socketid:%d aid:%d hwid:0x%03x mcatype:0x%04x\n", idx, entry->info.socket_id, entry->info.aid, entry->info.hwid, entry->info.mcatype); - for (i = 0; i < ARRAY_SIZE(entry->regs); i++) - seq_printf(m, "mca entry[%d].regs[%d]: 0x%016llx\n", idx, i, entry->regs[i]); + for (i = 0; i < ARRAY_SIZE(reg_idx_array); i++) + seq_printf(m, "mca entry[%d].regs[%d]: 0x%016llx\n", idx, reg_idx_array[i], entry->regs[reg_idx_array[i]]); } static int mca_dump_show(struct seq_file *m, enum amdgpu_mca_error_type type)