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authorWendy Xiong <wenxiong@linux.vnet.ibm.com>2014-03-12 16:08:51 -0500
committerJames Bottomley <JBottomley@Parallels.com>2014-03-19 15:04:42 -0700
commit169b9ec83f0f1cf1e0c7876b41d04d66c28f16a0 (patch)
treeca37090920c5973983645a81b10d12bb3c04a429 /drivers/scsi/ipr.c
parent60e76b771f349bb1b50e0b382ad8bf0296a53819 (diff)
downloadlinux-169b9ec83f0f1cf1e0c7876b41d04d66c28f16a0.tar.bz2
[SCSI] ipr: Format HCAM overlay ID 0x21
This patch adds formatting error overlay 0x21 to improve debug capabilities. [jejb: checkpatch fixes] Signed-off-by: Wen Xiong <wenxiong@linux.vnet.ibm.com> Acked-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/ipr.c')
-rw-r--r--drivers/scsi/ipr.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 3d7b6af98e5e..1c6a18a39e85 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2368,6 +2368,42 @@ static void ipr_log_generic_error(struct ipr_ioa_cfg *ioa_cfg,
}
/**
+ * ipr_log_sis64_device_error - Log a cache error.
+ * @ioa_cfg: ioa config struct
+ * @hostrcb: hostrcb struct
+ *
+ * Return value:
+ * none
+ **/
+static void ipr_log_sis64_device_error(struct ipr_ioa_cfg *ioa_cfg,
+ struct ipr_hostrcb *hostrcb)
+{
+ struct ipr_hostrcb_type_21_error *error;
+ char buffer[IPR_MAX_RES_PATH_LENGTH];
+
+ error = &hostrcb->hcam.u.error64.u.type_21_error;
+
+ ipr_err("-----Failing Device Information-----\n");
+ ipr_err("World Wide Unique ID: %08X%08X%08X%08X\n",
+ be32_to_cpu(error->wwn[0]), be32_to_cpu(error->wwn[1]),
+ be32_to_cpu(error->wwn[2]), be32_to_cpu(error->wwn[3]));
+ ipr_err("Device Resource Path: %s\n",
+ __ipr_format_res_path(error->res_path,
+ buffer, sizeof(buffer)));
+ error->primary_problem_desc[sizeof(error->primary_problem_desc) - 1] = '\0';
+ error->second_problem_desc[sizeof(error->second_problem_desc) - 1] = '\0';
+ ipr_err("Primary Problem Description: %s\n", error->primary_problem_desc);
+ ipr_err("Secondary Problem Description: %s\n", error->second_problem_desc);
+ ipr_err("SCSI Sense Data:\n");
+ ipr_log_hex_data(ioa_cfg, error->sense_data, sizeof(error->sense_data));
+ ipr_err("SCSI Command Descriptor Block: \n");
+ ipr_log_hex_data(ioa_cfg, error->cdb, sizeof(error->cdb));
+
+ ipr_err("Additional IOA Data:\n");
+ ipr_log_hex_data(ioa_cfg, error->ioa_data, be32_to_cpu(error->length_of_error));
+}
+
+/**
* ipr_get_error - Find the specfied IOASC in the ipr_error_table.
* @ioasc: IOASC
*
@@ -2468,6 +2504,9 @@ 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_21:
+ ipr_log_sis64_device_error(ioa_cfg, hostrcb);
+ break;
case IPR_HOST_RCB_OVERLAY_ID_23:
ipr_log_sis64_config_error(ioa_cfg, hostrcb);
break;