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iwlwifi: dbg_ini: use new API in dump info
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Make dump info region use new API.
debug_info_tlv_list list will be initialize in a future patch once the
driver will start using it.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
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Shahar S Matityahu authored and Luca Coelho committed Oct 25, 2019
1 parent a77e3d2 commit 677d25b
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Showing 6 changed files with 68 additions and 46 deletions.
39 changes: 17 additions & 22 deletions drivers/net/wireless/intel/iwlwifi/fw/api/dbg-tlv.h
Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,8 @@

#include <linux/bitops.h>

#define IWL_FW_INI_MAX_CFG_NAME 64

/**
* struct iwl_fw_ini_header: Common Header for all debug group TLV's structures
*
Expand Down Expand Up @@ -294,6 +296,21 @@ struct iwl_fw_ini_region_tlv {
__le32 addrs[];
} __packed; /* FW_TLV_DEBUG_REGION_API_S_VER_1 */

/**
* struct iwl_fw_ini_debug_info_tlv
*
* debug configuration name for a specific image
*
* @hdr: debug header
* @image_type: image type
* @debug_cfg_name: debug configuration name
*/
struct iwl_fw_ini_debug_info_tlv {
struct iwl_fw_ini_header hdr;
__le32 image_type;
u8 debug_cfg_name[IWL_FW_INI_MAX_CFG_NAME];
} __packed; /* FW_TLV_DEBUG_INFO_API_S_VER_1 */

/**
* struct iwl_fw_ini_trigger
*
Expand Down Expand Up @@ -380,28 +397,6 @@ struct iwl_fw_ini_trigger_tlv {
__le32 data[];
} __packed; /* FW_TLV_DEBUG_TRIGGER_API_S_VER_1 */

#define IWL_FW_INI_MAX_IMG_NAME_LEN 32
#define IWL_FW_INI_MAX_DBG_CFG_NAME_LEN 64

/**
* struct iwl_fw_ini_debug_info_tlv - (IWL_UCODE_TLV_TYPE_DEBUG_INFO)
*
* holds image name and debug configuration name
*
* @header: header
* @img_name_len: length of the image name string
* @img_name: image name string
* @dbg_cfg_name_len : length of the debug configuration name string
* @dbg_cfg_name: debug configuration name string
*/
struct iwl_fw_ini_debug_info_tlv {
struct iwl_fw_ini_header header;
__le32 img_name_len;
u8 img_name[IWL_FW_INI_MAX_IMG_NAME_LEN];
__le32 dbg_cfg_name_len;
u8 dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
} __packed; /* FW_DEBUG_TLV_INFO_API_S_VER_1 */

/**
* enum iwl_fw_ini_trigger_id
*
Expand Down
25 changes: 25 additions & 0 deletions drivers/net/wireless/intel/iwlwifi/fw/dbg.c
Original file line number Diff line number Diff line change
Expand Up @@ -1864,7 +1864,15 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
struct iwl_fw_ini_dump_entry *entry;
struct iwl_fw_error_dump_data *tlv;
struct iwl_fw_ini_dump_info *dump;
struct iwl_dbg_tlv_node *node;
struct iwl_fw_ini_dump_cfg_name *cfg_name;
u32 size = sizeof(*tlv) + sizeof(*dump);
u32 num_of_cfg_names = 0;

list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) {
size += sizeof(*cfg_name);
num_of_cfg_names++;
}

entry = kmalloc(sizeof(*entry) + size, GFP_KERNEL);
if (!entry)
Expand Down Expand Up @@ -1901,10 +1909,27 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt,
dump->umac_major = cpu_to_le32(fwrt->dump.fw_ver.umac_major);
dump->umac_minor = cpu_to_le32(fwrt->dump.fw_ver.umac_minor);

dump->fw_mon_mode = cpu_to_le32(fwrt->trans->dbg.ini_dest);
dump->regions_mask = trigger->regions_mask;

dump->build_tag_len = cpu_to_le32(sizeof(dump->build_tag));
memcpy(dump->build_tag, fwrt->fw->human_readable,
sizeof(dump->build_tag));

cfg_name = dump->cfg_names;
dump->num_of_cfg_names = cpu_to_le32(num_of_cfg_names);
list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) {
struct iwl_fw_ini_debug_info_tlv *debug_info =
(void *)node->tlv.data;

cfg_name->image_type = debug_info->image_type;
cfg_name->cfg_name_len =
cpu_to_le32(IWL_FW_INI_MAX_CFG_NAME);
memcpy(cfg_name->cfg_name, debug_info->debug_cfg_name,
sizeof(cfg_name->cfg_name));
cfg_name++;
}

/* add dump info TLV to the beginning of the list since it needs to be
* the first TLV in the dump
*/
Expand Down
36 changes: 20 additions & 16 deletions drivers/net/wireless/intel/iwlwifi/fw/error-dump.h
Original file line number Diff line number Diff line change
Expand Up @@ -379,6 +379,18 @@ struct iwl_fw_ini_error_dump_register {
__le32 data;
} __packed;

/**
* struct iwl_fw_ini_dump_cfg_name - configuration name
* @image_type: image type the configuration is related to
* @cfg_name_len: length of the configuration name
* @cfg_name: name of the configuraiton
*/
struct iwl_fw_ini_dump_cfg_name {
__le32 image_type;
__le32 cfg_name_len;
u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME];
} __packed;

/* struct iwl_fw_ini_dump_info - ini dump information
* @version: dump version
* @time_point: time point that caused the dump collection
Expand All @@ -396,16 +408,12 @@ struct iwl_fw_ini_error_dump_register {
* @lmac_minor: lmac minor version
* @umac_major: umac major version
* @umac_minor: umac minor version
* @fw_mon_mode: FW monitor mode &enum iwl_fw_ini_buffer_location
* @regions_mask: bitmap mask of regions ids in the dump
* @build_tag_len: length of the build tag
* @build_tag: build tag string
* @img_name_len: length of the FW image name
* @img_name: FW image name
* @internal_dbg_cfg_name_len: length of the internal debug configuration name
* @internal_dbg_cfg_name: internal debug configuration name
* @external_dbg_cfg_name_len: length of the external debug configuration name
* @external_dbg_cfg_name: external debug configuration name
* @regions_num: number of region ids
* @region_ids: region ids the trigger configured to collect
* @num_of_cfg_names: number of configuration name structs
* @cfg_names: configuration names
*/
struct iwl_fw_ini_dump_info {
__le32 version;
Expand All @@ -424,16 +432,12 @@ struct iwl_fw_ini_dump_info {
__le32 lmac_minor;
__le32 umac_major;
__le32 umac_minor;
__le32 fw_mon_mode;
__le64 regions_mask;
__le32 build_tag_len;
u8 build_tag[FW_VER_HUMAN_READABLE_SZ];
__le32 img_name_len;
u8 img_name[IWL_FW_INI_MAX_IMG_NAME_LEN];
__le32 internal_dbg_cfg_name_len;
u8 internal_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
__le32 external_dbg_cfg_name_len;
u8 external_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
__le32 regions_num;
__le32 region_ids[];
__le32 num_of_cfg_names;
struct iwl_fw_ini_dump_cfg_name cfg_names[];
} __packed;

/**
Expand Down
4 changes: 0 additions & 4 deletions drivers/net/wireless/intel/iwlwifi/fw/runtime.h
Original file line number Diff line number Diff line change
Expand Up @@ -177,10 +177,6 @@ struct iwl_fw_runtime {

struct iwl_txf_iter_data txf_iter_data;

u8 img_name[IWL_FW_INI_MAX_IMG_NAME_LEN];
u8 internal_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];
u8 external_dbg_cfg_name[IWL_FW_INI_MAX_DBG_CFG_NAME_LEN];

struct {
u8 type;
u8 subtype;
Expand Down
8 changes: 4 additions & 4 deletions drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.h
Original file line number Diff line number Diff line change
Expand Up @@ -65,11 +65,11 @@
#include <linux/types.h>

/**
* struct iwl_apply_point_data
* @list: list to go through the TLVs of the apply point
* @tlv: a debug TLV
* struct iwl_dbg_tlv_node - debug TLV node
* @list: list of &struct iwl_dbg_tlv_node
* @tlv: debug TLV
*/
struct iwl_apply_point_data {
struct iwl_dbg_tlv_node {
struct list_head list;
struct iwl_ucode_tlv tlv;
};
Expand Down
2 changes: 2 additions & 0 deletions drivers/net/wireless/intel/iwlwifi/iwl-trans.h
Original file line number Diff line number Diff line change
Expand Up @@ -722,6 +722,7 @@ struct iwl_self_init_dram {
* @hw_error: equals true if hw error interrupt was received from the FW
* @ini_dest: debug monitor destination uses &enum iwl_fw_ini_buffer_location
* @active_regions: active regions
* @debug_info_tlv_list: list of debug info TLVs
*/
struct iwl_trans_debug {
u8 n_dest_reg;
Expand All @@ -747,6 +748,7 @@ struct iwl_trans_debug {
enum iwl_fw_ini_buffer_location ini_dest;

struct iwl_ucode_tlv *active_regions[IWL_FW_INI_MAX_REGION_ID];
struct list_head debug_info_tlv_list;
};

/**
Expand Down

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