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[SCSI] ipr: Add support for logging SAS fabric errors

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Adds support for logging SAS fabric errors logged by
the ipr firmware.

Signed-off-by: Brian King <brking@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Brian King
2006-11-21 10:28:35 -06:00
committed by James Bottomley
parent 9d66bdf81f
commit 49dc6a1818
2 changed files with 290 additions and 7 deletions
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72
drivers/scsi/ipr.h
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@@ -737,6 +737,64 @@ struct ipr_hostrcb_type_17_error {
u32 data[476];
}__attribute__((packed, aligned (4)));
struct ipr_hostrcb_config_element {
u8 type_status;
#define IPR_PATH_CFG_TYPE_MASK 0xF0
#define IPR_PATH_CFG_NOT_EXIST 0x00
#define IPR_PATH_CFG_IOA_PORT 0x10
#define IPR_PATH_CFG_EXP_PORT 0x20
#define IPR_PATH_CFG_DEVICE_PORT 0x30
#define IPR_PATH_CFG_DEVICE_LUN 0x40
#define IPR_PATH_CFG_STATUS_MASK 0x0F
#define IPR_PATH_CFG_NO_PROB 0x00
#define IPR_PATH_CFG_DEGRADED 0x01
#define IPR_PATH_CFG_FAILED 0x02
#define IPR_PATH_CFG_SUSPECT 0x03
#define IPR_PATH_NOT_DETECTED 0x04
#define IPR_PATH_INCORRECT_CONN 0x05
u8 cascaded_expander;
u8 phy;
u8 link_rate;
#define IPR_PHY_LINK_RATE_MASK 0x0F
__be32 wwid[2];
}__attribute__((packed, aligned (4)));
struct ipr_hostrcb_fabric_desc {
__be16 length;
u8 ioa_port;
u8 cascaded_expander;
u8 phy;
u8 path_state;
#define IPR_PATH_ACTIVE_MASK 0xC0
#define IPR_PATH_NO_INFO 0x00
#define IPR_PATH_ACTIVE 0x40
#define IPR_PATH_NOT_ACTIVE 0x80
#define IPR_PATH_STATE_MASK 0x0F
#define IPR_PATH_STATE_NO_INFO 0x00
#define IPR_PATH_HEALTHY 0x01
#define IPR_PATH_DEGRADED 0x02
#define IPR_PATH_FAILED 0x03
__be16 num_entries;
struct ipr_hostrcb_config_element elem[1];
}__attribute__((packed, aligned (4)));
#define for_each_fabric_cfg(fabric, cfg) \
for (cfg = (fabric)->elem; \
cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \
cfg++)
struct ipr_hostrcb_type_20_error {
u8 failure_reason[64];
u8 reserved[3];
u8 num_entries;
struct ipr_hostrcb_fabric_desc desc[1];
}__attribute__((packed, aligned (4)));
struct ipr_hostrcb_error {
__be32 failing_dev_ioasc;
struct ipr_res_addr failing_dev_res_addr;
@@ -753,6 +811,7 @@ struct ipr_hostrcb_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;
struct ipr_hostrcb_type_20_error type_20_error;
} u;
}__attribute__((packed, aligned (4)));
@@ -792,6 +851,7 @@ struct ipr_hcam {
#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_20 0x20
#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
u8 reserved1[3];
@@ -811,6 +871,7 @@ struct ipr_hostrcb {
struct ipr_hcam hcam;
dma_addr_t hostrcb_dma;
struct list_head queue;
struct ipr_ioa_cfg *ioa_cfg;
};
/* IPR smart dump table structures */
@@ -1289,6 +1350,17 @@ struct ipr_ucode_image_header {
} \
}
#define ipr_hcam_err(hostrcb, fmt, ...) \
{ \
if (ipr_is_device(&(hostrcb)->hcam.u.error.failing_dev_res_addr)) { \
ipr_ra_err((hostrcb)->ioa_cfg, \
(hostrcb)->hcam.u.error.failing_dev_res_addr, \
fmt, ##__VA_ARGS__); \
} else { \
dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, ##__VA_ARGS__); \
} \
}
#define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
__FILE__, __FUNCTION__, __LINE__)