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iwlwifi: store fw memory segments length and addresses in run-time

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Currently reading the fw memory segments is done according to
addresses and data length that are hard-coded.
Lately a new tlv was appended to the ucode, that contains
the data type, length and address.
Parse this tlv, and in run-time store the memory segments length
and addresses that would be dumped upon a fw error.

Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Golan Ben-Ami
2016-03-14 12:24:20 +02:00
committed by Emmanuel Grumbach
parent 8d80717a12
commit a6017b9030
4 changed files with 125 additions and 15 deletions
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32
drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h
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@@ -142,6 +142,7 @@ enum iwl_ucode_tlv_type {
IWL_UCODE_TLV_FW_DBG_CONF = 39,
IWL_UCODE_TLV_FW_DBG_TRIGGER = 40,
IWL_UCODE_TLV_FW_GSCAN_CAPA = 50,
IWL_UCODE_TLV_FW_MEM_SEG = 51,
};
struct iwl_ucode_tlv {
@@ -491,6 +492,37 @@ enum iwl_fw_dbg_monitor_mode {
MIPI_MODE = 3,
};
/**
* enum iwl_fw_mem_seg_type - data types for dumping on error
*
* @FW_DBG_MEM_SMEM: the data type is SMEM
* @FW_DBG_MEM_DCCM_LMAC: the data type is DCCM_LMAC
* @FW_DBG_MEM_DCCM_UMAC: the data type is DCCM_UMAC
*/
enum iwl_fw_dbg_mem_seg_type {
FW_DBG_MEM_DCCM_LMAC = 0,
FW_DBG_MEM_DCCM_UMAC,
FW_DBG_MEM_SMEM,
/* Must be last */
FW_DBG_MEM_MAX,
};
/**
* struct iwl_fw_dbg_mem_seg_tlv - configures the debug data memory segments
*
* @data_type: enum %iwl_fw_mem_seg_type
* @ofs: the memory segment offset
* @len: the memory segment length, in bytes
*
* This parses IWL_UCODE_TLV_FW_MEM_SEG
*/
struct iwl_fw_dbg_mem_seg_tlv {
__le32 data_type;
__le32 ofs;
__le32 len;
} __packed;
/**
* struct iwl_fw_dbg_dest_tlv - configures the destination of the debug data
*