[SCSI] ipr: add error handling updates for the next generation chip (4565e370) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/scsi/ipr.c

+247 −10

Original line number	Diff line number	Diff line
		@@ -1079,7 +1079,7 @@ static char ipr_format_resource_path(u8 res_path, char *buffer)

		sprintf(buffer, "%02X", res_path[0]);
		for (i=1; res_path[i] != 0xff; i++)
		sprintf(buffer, "%s:%02X", buffer, res_path[i]);
		sprintf(buffer, "%s-%02X", buffer, res_path[i]);

		return buffer;
		}
		@@ -1385,8 +1385,12 @@ static void ipr_log_ext_vpd(struct ipr_ext_vpd *vpd)
		static void ipr_log_enhanced_cache_error(struct ipr_ioa_cfg *ioa_cfg,
		struct ipr_hostrcb *hostrcb)
		{
		struct ipr_hostrcb_type_12_error *error =
		&hostrcb->hcam.u.error.u.type_12_error;
		struct ipr_hostrcb_type_12_error *error;

		if (ioa_cfg->sis64)
		error = &hostrcb->hcam.u.error64.u.type_12_error;
		else
		error = &hostrcb->hcam.u.error.u.type_12_error;

		ipr_err("-----Current Configuration-----\n");
		ipr_err("Cache Directory Card Information:\n");
		@@ -1478,6 +1482,48 @@ static void ipr_log_enhanced_config_error(struct ipr_ioa_cfg *ioa_cfg,
		}
		}

		/**
		* ipr_log_sis64_config_error - Log a device error.
		* @ioa_cfg: ioa config struct
		* @hostrcb: hostrcb struct
		*
		* Return value:
		* none
		**/
		static void ipr_log_sis64_config_error(struct ipr_ioa_cfg *ioa_cfg,
		struct ipr_hostrcb *hostrcb)
		{
		int errors_logged, i;
		struct ipr_hostrcb64_device_data_entry_enhanced *dev_entry;
		struct ipr_hostrcb_type_23_error *error;
		char buffer[IPR_MAX_RES_PATH_LENGTH];

		error = &hostrcb->hcam.u.error64.u.type_23_error;
		errors_logged = be32_to_cpu(error->errors_logged);

		ipr_err("Device Errors Detected/Logged: %d/%d\n",
		be32_to_cpu(error->errors_detected), errors_logged);

		dev_entry = error->dev;

		for (i = 0; i < errors_logged; i++, dev_entry++) {
		ipr_err_separator;

		ipr_err("Device %d : %s", i + 1,
		ipr_format_resource_path(&dev_entry->res_path[0], &buffer[0]));
		ipr_log_ext_vpd(&dev_entry->vpd);

		ipr_err("-----New Device Information-----\n");
		ipr_log_ext_vpd(&dev_entry->new_vpd);

		ipr_err("Cache Directory Card Information:\n");
		ipr_log_ext_vpd(&dev_entry->ioa_last_with_dev_vpd);

		ipr_err("Adapter Card Information:\n");
		ipr_log_ext_vpd(&dev_entry->cfc_last_with_dev_vpd);
		}
		}

		/**
		* ipr_log_config_error - Log a configuration error.
		* @ioa_cfg: ioa config struct
		@@ -1672,7 +1718,11 @@ static void ipr_log_enhanced_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
		{
		struct ipr_hostrcb_type_17_error *error;

		if (ioa_cfg->sis64)
		error = &hostrcb->hcam.u.error64.u.type_17_error;
		else
		error = &hostrcb->hcam.u.error.u.type_17_error;

		error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
		strim(error->failure_reason);

		@@ -1779,6 +1829,42 @@ static void ipr_log_fabric_path(struct ipr_hostrcb *hostrcb,
		fabric->ioa_port, fabric->cascaded_expander, fabric->phy);
		}

		/**
		* ipr_log64_fabric_path - Log a fabric path error
		* @hostrcb: hostrcb struct
		* @fabric: fabric descriptor
		*
		* Return value:
		* none
		**/
		static void ipr_log64_fabric_path(struct ipr_hostrcb *hostrcb,
		struct ipr_hostrcb64_fabric_desc *fabric)
		{
		int i, j;
		u8 path_state = fabric->path_state;
		u8 active = path_state & IPR_PATH_ACTIVE_MASK;
		u8 state = path_state & IPR_PATH_STATE_MASK;
		char buffer[IPR_MAX_RES_PATH_LENGTH];

		for (i = 0; i < ARRAY_SIZE(path_active_desc); i++) {
		if (path_active_desc[i].active != active)
		continue;

		for (j = 0; j < ARRAY_SIZE(path_state_desc); j++) {
		if (path_state_desc[j].state != state)
		continue;

		ipr_hcam_err(hostrcb, "%s %s: Resource Path=%s\n",
		path_active_desc[i].desc, path_state_desc[j].desc,
		ipr_format_resource_path(&fabric->res_path[0], &buffer[0]));
		return;
		}
		}

		ipr_err("Path state=%02X Resource Path=%s\n", path_state,
		ipr_format_resource_path(&fabric->res_path[0], &buffer[0]));
		}

		static const struct {
		u8 type;
		char *desc;
		@@ -1887,6 +1973,49 @@ static void ipr_log_path_elem(struct ipr_hostrcb *hostrcb,
		be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
		}

		/**
		* ipr_log64_path_elem - Log a fabric path element.
		* @hostrcb: hostrcb struct
		* @cfg: fabric path element struct
		*
		* Return value:
		* none
		**/
		static void ipr_log64_path_elem(struct ipr_hostrcb *hostrcb,
		struct ipr_hostrcb64_config_element *cfg)
		{
		int i, j;
		u8 desc_id = cfg->descriptor_id & IPR_DESCRIPTOR_MASK;
		u8 type = cfg->type_status & IPR_PATH_CFG_TYPE_MASK;
		u8 status = cfg->type_status & IPR_PATH_CFG_STATUS_MASK;
		char buffer[IPR_MAX_RES_PATH_LENGTH];

		if (type == IPR_PATH_CFG_NOT_EXIST \|\| desc_id != IPR_DESCRIPTOR_SIS64)
		return;

		for (i = 0; i < ARRAY_SIZE(path_type_desc); i++) {
		if (path_type_desc[i].type != type)
		continue;

		for (j = 0; j < ARRAY_SIZE(path_status_desc); j++) {
		if (path_status_desc[j].status != status)
		continue;

		ipr_hcam_err(hostrcb, "%s %s: Resource Path=%s, Link rate=%s, WWN=%08X%08X\n",
		path_status_desc[j].desc, path_type_desc[i].desc,
		ipr_format_resource_path(&cfg->res_path[0], &buffer[0]),
		link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
		be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
		return;
		}
		}
		ipr_hcam_err(hostrcb, "Path element=%02X: Resource Path=%s, Link rate=%s "
		"WWN=%08X%08X\n", cfg->type_status,
		ipr_format_resource_path(&cfg->res_path[0], &buffer[0]),
		link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
		be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
		}

		/**
		* ipr_log_fabric_error - Log a fabric error.
		* @ioa_cfg: ioa config struct
		@@ -1924,6 +2053,96 @@ static void ipr_log_fabric_error(struct ipr_ioa_cfg *ioa_cfg,
		ipr_log_hex_data(ioa_cfg, (u32 *)fabric, add_len);
		}

		/**
		* ipr_log_sis64_array_error - Log a sis64 array error.
		* @ioa_cfg: ioa config struct
		* @hostrcb: hostrcb struct
		*
		* Return value:
		* none
		**/
		static void ipr_log_sis64_array_error(struct ipr_ioa_cfg *ioa_cfg,
		struct ipr_hostrcb *hostrcb)
		{
		int i, num_entries;
		struct ipr_hostrcb_type_24_error *error;
		struct ipr_hostrcb64_array_data_entry *array_entry;
		char buffer[IPR_MAX_RES_PATH_LENGTH];
		const u8 zero_sn[IPR_SERIAL_NUM_LEN] = { [0 ... IPR_SERIAL_NUM_LEN-1] = '0' };

		error = &hostrcb->hcam.u.error64.u.type_24_error;

		ipr_err_separator;

		ipr_err("RAID %s Array Configuration: %s\n",
		error->protection_level,
		ipr_format_resource_path(&error->last_res_path[0], &buffer[0]));

		ipr_err_separator;

		array_entry = error->array_member;
		num_entries = min_t(u32, be32_to_cpu(error->num_entries),
		sizeof(error->array_member));

		for (i = 0; i < num_entries; i++, array_entry++) {

		if (!memcmp(array_entry->vpd.vpd.sn, zero_sn, IPR_SERIAL_NUM_LEN))
		continue;

		if (error->exposed_mode_adn == i)
		ipr_err("Exposed Array Member %d:\n", i);
		else
		ipr_err("Array Member %d:\n", i);

		ipr_err("Array Member %d:\n", i);
		ipr_log_ext_vpd(&array_entry->vpd);
		ipr_err("Current Location: %s",
		ipr_format_resource_path(&array_entry->res_path[0], &buffer[0]));
		ipr_err("Expected Location: %s",
		ipr_format_resource_path(&array_entry->expected_res_path[0], &buffer[0]));

		ipr_err_separator;
		}
		}

		/**
		* ipr_log_sis64_fabric_error - Log a sis64 fabric error.
		* @ioa_cfg: ioa config struct
		* @hostrcb: hostrcb struct
		*
		* Return value:
		* none
		**/
		static void ipr_log_sis64_fabric_error(struct ipr_ioa_cfg *ioa_cfg,
		struct ipr_hostrcb *hostrcb)
		{
		struct ipr_hostrcb_type_30_error *error;
		struct ipr_hostrcb64_fabric_desc *fabric;
		struct ipr_hostrcb64_config_element *cfg;
		int i, add_len;

		error = &hostrcb->hcam.u.error64.u.type_30_error;

		error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
		ipr_hcam_err(hostrcb, "%s\n", error->failure_reason);

		add_len = be32_to_cpu(hostrcb->hcam.length) -
		(offsetof(struct ipr_hostrcb64_error, u) +
		offsetof(struct ipr_hostrcb_type_30_error, desc));

		for (i = 0, fabric = error->desc; i < error->num_entries; i++) {
		ipr_log64_fabric_path(hostrcb, fabric);
		for_each_fabric_cfg(fabric, cfg)
		ipr_log64_path_elem(hostrcb, cfg);

		add_len -= be16_to_cpu(fabric->length);
		fabric = (struct ipr_hostrcb64_fabric_desc *)
		((unsigned long)fabric + be16_to_cpu(fabric->length));
		}

		ipr_log_hex_data(ioa_cfg, (u32 *)fabric, add_len);
		}

		/**
		* ipr_log_generic_error - Log an adapter error.
		* @ioa_cfg: ioa config struct
		@@ -1983,13 +2202,16 @@ static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg,
		if (hostrcb->hcam.notifications_lost == IPR_HOST_RCB_NOTIFICATIONS_LOST)
		dev_err(&ioa_cfg->pdev->dev, "Error notifications lost\n");

		ioasc = be32_to_cpu(hostrcb->hcam.u.error.failing_dev_ioasc);
		if (ioa_cfg->sis64)
		ioasc = be32_to_cpu(hostrcb->hcam.u.error64.fd_ioasc);
		else
		ioasc = be32_to_cpu(hostrcb->hcam.u.error.fd_ioasc);

		if (ioasc == IPR_IOASC_BUS_WAS_RESET \|\|
		ioasc == IPR_IOASC_BUS_WAS_RESET_BY_OTHER) {
		if (!ioa_cfg->sis64 && (ioasc == IPR_IOASC_BUS_WAS_RESET \|\|
		ioasc == IPR_IOASC_BUS_WAS_RESET_BY_OTHER)) {
		/* Tell the midlayer we had a bus reset so it will handle the UA properly */
		scsi_report_bus_reset(ioa_cfg->host,
		hostrcb->hcam.u.error.failing_dev_res_addr.bus);
		hostrcb->hcam.u.error.fd_res_addr.bus);
		}

		error_index = ipr_get_error(ioasc);
		@@ -2037,6 +2259,16 @@ static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg,
		case IPR_HOST_RCB_OVERLAY_ID_20:
		ipr_log_fabric_error(ioa_cfg, hostrcb);
		break;
		case IPR_HOST_RCB_OVERLAY_ID_23:
		ipr_log_sis64_config_error(ioa_cfg, hostrcb);
		break;
		case IPR_HOST_RCB_OVERLAY_ID_24:
		case IPR_HOST_RCB_OVERLAY_ID_26:
		ipr_log_sis64_array_error(ioa_cfg, hostrcb);
		break;
		case IPR_HOST_RCB_OVERLAY_ID_30:
		ipr_log_sis64_fabric_error(ioa_cfg, hostrcb);
		break;
		case IPR_HOST_RCB_OVERLAY_ID_1:
		case IPR_HOST_RCB_OVERLAY_ID_DEFAULT:
		default:
		@@ -2061,7 +2293,12 @@ static void ipr_process_error(struct ipr_cmnd *ipr_cmd)
		struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
		struct ipr_hostrcb *hostrcb = ipr_cmd->u.hostrcb;
		u32 ioasc = be32_to_cpu(ipr_cmd->ioasa.ioasc);
		u32 fd_ioasc = be32_to_cpu(hostrcb->hcam.u.error.failing_dev_ioasc);
		u32 fd_ioasc;

		if (ioa_cfg->sis64)
		fd_ioasc = be32_to_cpu(hostrcb->hcam.u.error64.fd_ioasc);
		else
		fd_ioasc = be32_to_cpu(hostrcb->hcam.u.error.fd_ioasc);

		list_del(&hostrcb->queue);
		list_add_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
		@@ -6996,7 +7233,7 @@ static void ipr_get_unit_check_buffer(struct ipr_ioa_cfg *ioa_cfg)

		if (!rc) {
		ipr_handle_log_data(ioa_cfg, hostrcb);
		ioasc = be32_to_cpu(hostrcb->hcam.u.error.failing_dev_ioasc);
		ioasc = be32_to_cpu(hostrcb->hcam.u.error.fd_ioasc);
		if (ioasc == IPR_IOASC_NR_IOA_RESET_REQUIRED &&
		ioa_cfg->sdt_state == GET_DUMP)
		ioa_cfg->sdt_state = WAIT_FOR_DUMP;

drivers/scsi/ipr.h

+141 −19

Original line number	Diff line number	Diff line
		@@ -754,12 +754,29 @@ struct ipr_hostrcb_device_data_entry_enhanced {
		struct ipr_ext_vpd cfc_last_with_dev_vpd;
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb64_device_data_entry_enhanced {
		struct ipr_ext_vpd vpd;
		u8 ccin[4];
		u8 res_path[8];
		struct ipr_ext_vpd new_vpd;
		u8 new_ccin[4];
		struct ipr_ext_vpd ioa_last_with_dev_vpd;
		struct ipr_ext_vpd cfc_last_with_dev_vpd;
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_array_data_entry {
		struct ipr_vpd vpd;
		struct ipr_res_addr expected_dev_res_addr;
		struct ipr_res_addr dev_res_addr;
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb64_array_data_entry {
		struct ipr_ext_vpd vpd;
		u8 ccin[4];
		u8 expected_res_path[8];
		u8 res_path[8];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_array_data_entry_enhanced {
		struct ipr_ext_vpd vpd;
		u8 ccin[4];
		@@ -811,6 +828,14 @@ struct ipr_hostrcb_type_13_error {
		struct ipr_hostrcb_device_data_entry_enhanced dev[3];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_type_23_error {
		struct ipr_ext_vpd ioa_vpd;
		struct ipr_ext_vpd cfc_vpd;
		__be32 errors_detected;
		__be32 errors_logged;
		struct ipr_hostrcb64_device_data_entry_enhanced dev[3];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_type_04_error {
		struct ipr_vpd ioa_vpd;
		struct ipr_vpd cfc_vpd;
		@@ -838,6 +863,22 @@ struct ipr_hostrcb_type_14_error {
		struct ipr_hostrcb_array_data_entry_enhanced array_member[18];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_type_24_error {
		struct ipr_ext_vpd ioa_vpd;
		struct ipr_ext_vpd cfc_vpd;
		u8 reserved[2];
		u8 exposed_mode_adn;
		#define IPR_INVALID_ARRAY_DEV_NUM 0xff
		u8 array_id;
		u8 last_res_path[8];
		u8 protection_level[8];
		struct ipr_ext_vpd array_vpd;
		u8 description[16];
		u8 reserved2[3];
		u8 num_entries;
		struct ipr_hostrcb64_array_data_entry array_member[32];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_type_07_error {
		u8 failure_reason[64];
		struct ipr_vpd vpd;
		@@ -875,6 +916,22 @@ struct ipr_hostrcb_config_element {
		__be32 wwid[2];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb64_config_element {
		__be16 length;
		u8 descriptor_id;
		#define IPR_DESCRIPTOR_MASK 0xC0
		#define IPR_DESCRIPTOR_SIS64 0x00

		u8 reserved;
		u8 type_status;

		u8 reserved2[2];
		u8 link_rate;

		u8 res_path[8];
		__be32 wwid[2];
		}__attribute__((packed, aligned (8)));

		struct ipr_hostrcb_fabric_desc {
		__be16 length;
		u8 ioa_port;
		@@ -896,6 +953,20 @@ struct ipr_hostrcb_fabric_desc {
		struct ipr_hostrcb_config_element elem[1];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb64_fabric_desc {
		__be16 length;
		u8 descriptor_id;

		u8 reserved;
		u8 path_state;

		u8 reserved2[2];
		u8 res_path[8];
		u8 reserved3[6];
		__be16 num_entries;
		struct ipr_hostrcb64_config_element elem[1];
		}__attribute__((packed, aligned (8)));

		#define for_each_fabric_cfg(fabric, cfg) \
		for (cfg = (fabric)->elem; \
		cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \
		@@ -908,10 +979,17 @@ struct ipr_hostrcb_type_20_error {
		struct ipr_hostrcb_fabric_desc desc[1];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_type_30_error {
		u8 failure_reason[64];
		u8 reserved[3];
		u8 num_entries;
		struct ipr_hostrcb64_fabric_desc desc[1];
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb_error {
		__be32 failing_dev_ioasc;
		struct ipr_res_addr failing_dev_res_addr;
		__be32 failing_dev_res_handle;
		__be32 fd_ioasc;
		struct ipr_res_addr fd_res_addr;
		__be32 fd_res_handle;
		__be32 prc;
		union {
		struct ipr_hostrcb_type_ff_error type_ff_error;
		@@ -928,6 +1006,26 @@ struct ipr_hostrcb_error {
		} u;
		}__attribute__((packed, aligned (4)));

		struct ipr_hostrcb64_error {
		__be32 fd_ioasc;
		__be32 ioa_fw_level;
		__be32 fd_res_handle;
		__be32 prc;
		__be64 fd_dev_id;
		__be64 fd_lun;
		u8 fd_res_path[8];
		__be64 time_stamp;
		u8 reserved[2];
		union {
		struct ipr_hostrcb_type_ff_error type_ff_error;
		struct ipr_hostrcb_type_12_error type_12_error;
		struct ipr_hostrcb_type_17_error type_17_error;
		struct ipr_hostrcb_type_23_error type_23_error;
		struct ipr_hostrcb_type_24_error type_24_error;
		struct ipr_hostrcb_type_30_error type_30_error;
		} u;
		}__attribute__((packed, aligned (8)));

		struct ipr_hostrcb_raw {
		__be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)];
		}__attribute__((packed, aligned (4)));
		@@ -965,6 +1063,10 @@ struct ipr_hcam {
		#define IPR_HOST_RCB_OVERLAY_ID_16 0x16
		#define IPR_HOST_RCB_OVERLAY_ID_17 0x17
		#define IPR_HOST_RCB_OVERLAY_ID_20 0x20
		#define IPR_HOST_RCB_OVERLAY_ID_23 0x23
		#define IPR_HOST_RCB_OVERLAY_ID_24 0x24
		#define IPR_HOST_RCB_OVERLAY_ID_26 0x26
		#define IPR_HOST_RCB_OVERLAY_ID_30 0x30
		#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF

		u8 reserved1[3];
		@@ -975,6 +1077,7 @@ struct ipr_hcam {

		union {
		struct ipr_hostrcb_error error;
		struct ipr_hostrcb64_error error64;
		struct ipr_hostrcb_cfg_ch_not ccn;
		struct ipr_hostrcb_raw raw;
		} u;
		@@ -985,6 +1088,7 @@ struct ipr_hostrcb {
		dma_addr_t hostrcb_dma;
		struct list_head queue;
		struct ipr_ioa_cfg *ioa_cfg;
		char rp_buffer[IPR_MAX_RES_PATH_LENGTH];
		};

		/* IPR smart dump table structures */
		@@ -1522,12 +1626,19 @@ struct ipr_ucode_image_header {

		#define ipr_hcam_err(hostrcb, fmt, ...) \
		{ \
		if (ipr_is_device(&(hostrcb)->hcam.u.error.failing_dev_res_addr)) { \
		if (ipr_is_device(hostrcb)) { \
		if ((hostrcb)->ioa_cfg->sis64) { \
		printk(KERN_ERR IPR_NAME ": %s: " fmt, \
		ipr_format_resource_path(&hostrcb->hcam.u.error64.fd_res_path[0], \
		&hostrcb->rp_buffer[0]), \
		__VA_ARGS__); \
		} else { \
		ipr_ra_err((hostrcb)->ioa_cfg, \
		(hostrcb)->hcam.u.error.failing_dev_res_addr, \
		fmt, ##__VA_ARGS__); \
		(hostrcb)->hcam.u.error.fd_res_addr, \
		fmt, __VA_ARGS__); \
		} \
		} else { \
		dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, ##__VA_ARGS__); \
		dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, __VA_ARGS__); \
		} \
		}

		@@ -1637,18 +1748,29 @@ static inline int ipr_is_naca_model(struct ipr_resource_entry *res)
		}

		/**
		* ipr_is_device - Determine if resource address is that of a device
		* @res_addr: resource address struct
		* ipr_is_device - Determine if the hostrcb structure is related to a device
		* @hostrcb: host resource control blocks struct
		*
		* Return value:
		* 1 if AF / 0 if not AF
		**/
		static inline int ipr_is_device(struct ipr_res_addr *res_addr)
		static inline int ipr_is_device(struct ipr_hostrcb *hostrcb)
		{
		struct ipr_res_addr *res_addr;
		u8 *res_path;

		if (hostrcb->ioa_cfg->sis64) {
		res_path = &hostrcb->hcam.u.error64.fd_res_path[0];
		if ((res_path[0] == 0x00 \|\| res_path[0] == 0x80 \|\|
		res_path[0] == 0x81) && res_path[2] != 0xFF)
		return 1;
		} else {
		res_addr = &hostrcb->hcam.u.error.fd_res_addr;

		if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
		(res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1)))
		return 1;

		}
		return 0;
		}