diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index 12c49fe8608a..579bc81cc0ae 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -959,6 +959,7 @@ static void iwl_dbg_tlv_init_cfg(struct iwl_fw_runtime *fwrt) { enum iwl_fw_ini_buffer_location *ini_dest = &fwrt->trans->dbg.ini_dest; int ret, i; + u32 failed_alloc = 0; if (*ini_dest != IWL_FW_INI_LOCATION_INVALID) return; @@ -990,10 +991,43 @@ static void iwl_dbg_tlv_init_cfg(struct iwl_fw_runtime *fwrt) continue; ret = iwl_dbg_tlv_alloc_fragments(fwrt, i); - if (ret) + + if (ret) { IWL_WARN(fwrt, "WRT: Failed to allocate DRAM buffer for allocation id %d, ret=%d\n", i, ret); + failed_alloc |= BIT(i); + } + } + + if (!failed_alloc) + return; + + for (i = 0; i < ARRAY_SIZE(fwrt->trans->dbg.active_regions) && failed_alloc; i++) { + struct iwl_fw_ini_region_tlv *reg; + struct iwl_ucode_tlv **active_reg = + &fwrt->trans->dbg.active_regions[i]; + u32 reg_type; + + if (!*active_reg) + continue; + + reg = (void *)(*active_reg)->data; + reg_type = le32_to_cpu(reg->type); + + if (reg_type != IWL_FW_INI_REGION_DRAM_BUFFER || + !(BIT(le32_to_cpu(reg->dram_alloc_id)) & failed_alloc)) + continue; + + IWL_DEBUG_FW(fwrt, + "WRT: removing allocation id %d from region id %d\n", + le32_to_cpu(reg->dram_alloc_id), i); + + failed_alloc &= ~le32_to_cpu(reg->dram_alloc_id); + fwrt->trans->dbg.unsupported_region_msk |= BIT(i); + + kfree(*active_reg); + *active_reg = NULL; } } |