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Commit ee0f05b8 authored by Brian King's avatar Brian King Committed by James Bottomley
Browse files

[SCSI] ipr: New adapter error types 



Handle some new types of ipr errors that can be returned by the adapter.

Signed-off-by: default avatarBrian King <brking@us.ibm.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent c8f74892

drivers/scsi/ipr.c

+175 −0
Original line number Diff line number Diff line
@@ -935,6 +935,52 @@ static void ipr_log_vpd(struct ipr_vpd *vpd) 
	ipr_err("    Serial Number: %s\n", buffer);

}



/**

 * ipr_log_ext_vpd - Log the passed extended VPD to the error log.

 * @vpd:		vendor/product id/sn/wwn struct

 *

 * Return value:

 * 	none

 **/

static void ipr_log_ext_vpd(struct ipr_ext_vpd *vpd)

{

	ipr_log_vpd(&vpd->vpd);

	ipr_err("    WWN: %08X%08X\n", be32_to_cpu(vpd->wwid[0]),

		be32_to_cpu(vpd->wwid[1]));

}



/**

 * ipr_log_enhanced_cache_error - Log a cache error.

 * @ioa_cfg:	ioa config struct

 * @hostrcb:	hostrcb struct

 *

 * Return value:

 * 	none

 **/

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;



	ipr_err("-----Current Configuration-----\n");

	ipr_err("Cache Directory Card Information:\n");

	ipr_log_ext_vpd(&error->ioa_vpd);

	ipr_err("Adapter Card Information:\n");

	ipr_log_ext_vpd(&error->cfc_vpd);



	ipr_err("-----Expected Configuration-----\n");

	ipr_err("Cache Directory Card Information:\n");

	ipr_log_ext_vpd(&error->ioa_last_attached_to_cfc_vpd);

	ipr_err("Adapter Card Information:\n");

	ipr_log_ext_vpd(&error->cfc_last_attached_to_ioa_vpd);



	ipr_err("Additional IOA Data: %08X %08X %08X\n",

		     be32_to_cpu(error->ioa_data[0]),

		     be32_to_cpu(error->ioa_data[1]),

		     be32_to_cpu(error->ioa_data[2]));

}



/**

 * ipr_log_cache_error - Log a cache error.

 * @ioa_cfg:	ioa config struct
@@ -967,6 +1013,46 @@ static void ipr_log_cache_error(struct ipr_ioa_cfg *ioa_cfg, 
		     be32_to_cpu(error->ioa_data[2]));

}



/**

 * ipr_log_enhanced_config_error - Log a configuration error.

 * @ioa_cfg:	ioa config struct

 * @hostrcb:	hostrcb struct

 *

 * Return value:

 * 	none

 **/

static void ipr_log_enhanced_config_error(struct ipr_ioa_cfg *ioa_cfg,

					  struct ipr_hostrcb *hostrcb)

{

	int errors_logged, i;

	struct ipr_hostrcb_device_data_entry_enhanced *dev_entry;

	struct ipr_hostrcb_type_13_error *error;



	error = &hostrcb->hcam.u.error.u.type_13_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_phys_res_err(ioa_cfg, dev_entry->dev_res_addr, "Device %d", i + 1);

		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
@@ -1014,6 +1100,57 @@ static void ipr_log_config_error(struct ipr_ioa_cfg *ioa_cfg, 
	}

}



/**

 * ipr_log_enhanced_array_error - Log an array configuration error.

 * @ioa_cfg:	ioa config struct

 * @hostrcb:	hostrcb struct

 *

 * Return value:

 * 	none

 **/

static void ipr_log_enhanced_array_error(struct ipr_ioa_cfg *ioa_cfg,

					 struct ipr_hostrcb *hostrcb)

{

	int i, num_entries;

	struct ipr_hostrcb_type_14_error *error;

	struct ipr_hostrcb_array_data_entry_enhanced *array_entry;

	const u8 zero_sn[IPR_SERIAL_NUM_LEN] = { [0 ... IPR_SERIAL_NUM_LEN-1] = '0' };



	error = &hostrcb->hcam.u.error.u.type_14_error;



	ipr_err_separator;



	ipr_err("RAID %s Array Configuration: %d:%d:%d:%d\n",

		error->protection_level,

		ioa_cfg->host->host_no,

		error->last_func_vset_res_addr.bus,

		error->last_func_vset_res_addr.target,

		error->last_func_vset_res_addr.lun);



	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 (be32_to_cpu(error->exposed_mode_adn) == i)

			ipr_err("Exposed Array Member %d:\n", i);

		else

			ipr_err("Array Member %d:\n", i);



		ipr_log_ext_vpd(&array_entry->vpd);

		ipr_phys_res_err(ioa_cfg, array_entry->dev_res_addr, "Current Location");

		ipr_phys_res_err(ioa_cfg, array_entry->expected_dev_res_addr,

				 "Expected Location");



		ipr_err_separator;

	}

}



/**

 * ipr_log_array_error - Log an array configuration error.

 * @ioa_cfg:	ioa config struct
@@ -1093,6 +1230,31 @@ static void ipr_log_hex_data(u32 *data, int len) 
	}

}



/**

 * ipr_log_enhanced_dual_ioa_error - Log an enhanced dual adapter error.

 * @ioa_cfg:	ioa config struct

 * @hostrcb:	hostrcb struct

 *

 * Return value:

 * 	none

 **/

static void ipr_log_enhanced_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,

					    struct ipr_hostrcb *hostrcb)

{

	struct ipr_hostrcb_type_17_error *error;



	error = &hostrcb->hcam.u.error.u.type_17_error;

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



	ipr_err("%s\n", error->failure_reason);

	ipr_err("Remote Adapter VPD:\n");

	ipr_log_ext_vpd(&error->vpd);

	ipr_log_hex_data(error->data,

			 be32_to_cpu(hostrcb->hcam.length) -

			 (offsetof(struct ipr_hostrcb_error, u) +

			  offsetof(struct ipr_hostrcb_type_17_error, data)));

}



/**

 * ipr_log_dual_ioa_error - Log a dual adapter error.

 * @ioa_cfg:	ioa config struct
@@ -1221,6 +1383,19 @@ static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg, 
	case IPR_HOST_RCB_OVERLAY_ID_7:

		ipr_log_dual_ioa_error(ioa_cfg, hostrcb);

		break;

	case IPR_HOST_RCB_OVERLAY_ID_12:

		ipr_log_enhanced_cache_error(ioa_cfg, hostrcb);

		break;

	case IPR_HOST_RCB_OVERLAY_ID_13:

		ipr_log_enhanced_config_error(ioa_cfg, hostrcb);

		break;

	case IPR_HOST_RCB_OVERLAY_ID_14:

	case IPR_HOST_RCB_OVERLAY_ID_16:

		ipr_log_enhanced_array_error(ioa_cfg, hostrcb);

		break;

	case IPR_HOST_RCB_OVERLAY_ID_17:

		ipr_log_enhanced_dual_ioa_error(ioa_cfg, hostrcb);

		break;

	case IPR_HOST_RCB_OVERLAY_ID_1:

	case IPR_HOST_RCB_OVERLAY_ID_DEFAULT:

	default:

drivers/scsi/ipr.h

+66 −1
Original line number Diff line number Diff line
@@ -254,6 +254,11 @@ struct ipr_vpd { 
	u8 sn[IPR_SERIAL_NUM_LEN];

}__attribute__((packed));



struct ipr_ext_vpd {

	struct ipr_vpd vpd;

	__be32 wwid[2];

}__attribute__((packed));



struct ipr_std_inq_data {

	u8 peri_qual_dev_type;

#define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
@@ -553,14 +558,31 @@ struct ipr_hostrcb_device_data_entry { 
	__be32 ioa_data[5];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_device_data_entry_enhanced {

	struct ipr_ext_vpd vpd;

	u8 ccin[4];

	struct ipr_res_addr dev_res_addr;

	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_hostrcb_array_data_entry_enhanced {

	struct ipr_ext_vpd vpd;

	u8 ccin[4];

	struct ipr_res_addr expected_dev_res_addr;

	struct ipr_res_addr dev_res_addr;

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_ff_error {

	__be32 ioa_data[246];

	__be32 ioa_data[502];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_01_error {
@@ -578,6 +600,14 @@ struct ipr_hostrcb_type_02_error { 
	__be32 ioa_data[3];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_12_error {

	struct ipr_ext_vpd ioa_vpd;

	struct ipr_ext_vpd cfc_vpd;

	struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd;

	struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd;

	__be32 ioa_data[3];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_03_error {

	struct ipr_vpd ioa_vpd;

	struct ipr_vpd cfc_vpd;
@@ -587,6 +617,14 @@ struct ipr_hostrcb_type_03_error { 
	struct ipr_hostrcb_device_data_entry dev[3];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_13_error {

	struct ipr_ext_vpd ioa_vpd;

	struct ipr_ext_vpd cfc_vpd;

	__be32 errors_detected;

	__be32 errors_logged;

	struct ipr_hostrcb_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;
@@ -602,12 +640,30 @@ struct ipr_hostrcb_type_04_error { 
	u8 protection_level[8];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_14_error {

	struct ipr_ext_vpd ioa_vpd;

	struct ipr_ext_vpd cfc_vpd;

	__be32 exposed_mode_adn;

	__be32 array_id;

	struct ipr_res_addr last_func_vset_res_addr;

	u8 vset_serial_num[IPR_SERIAL_NUM_LEN];

	u8 protection_level[8];

	__be32 num_entries;

	struct ipr_hostrcb_array_data_entry_enhanced array_member[18];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_07_error {

	u8 failure_reason[64];

	struct ipr_vpd vpd;

	u32 data[222];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_type_17_error {

	u8 failure_reason[64];

	struct ipr_ext_vpd vpd;

	u32 data[476];

}__attribute__((packed, aligned (4)));



struct ipr_hostrcb_error {

	__be32 failing_dev_ioasc;

	struct ipr_res_addr failing_dev_res_addr;
@@ -620,6 +676,10 @@ struct ipr_hostrcb_error { 
		struct ipr_hostrcb_type_03_error type_03_error;

		struct ipr_hostrcb_type_04_error type_04_error;

		struct ipr_hostrcb_type_07_error type_07_error;

		struct ipr_hostrcb_type_12_error type_12_error;

		struct ipr_hostrcb_type_13_error type_13_error;

		struct ipr_hostrcb_type_14_error type_14_error;

		struct ipr_hostrcb_type_17_error type_17_error;

	} u;

}__attribute__((packed, aligned (4)));
@@ -654,6 +714,11 @@ struct ipr_hcam { 
#define IPR_HOST_RCB_OVERLAY_ID_4				0x04

#define IPR_HOST_RCB_OVERLAY_ID_6				0x06

#define IPR_HOST_RCB_OVERLAY_ID_7				0x07

#define IPR_HOST_RCB_OVERLAY_ID_12				0x12

#define IPR_HOST_RCB_OVERLAY_ID_13				0x13

#define IPR_HOST_RCB_OVERLAY_ID_14				0x14

#define IPR_HOST_RCB_OVERLAY_ID_16				0x16

#define IPR_HOST_RCB_OVERLAY_ID_17				0x17

#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT			0xFF



	u8 reserved1[3];