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net/qede: add notifying HW errors

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Log HW errmsg on the stdout and do minimal handling to prevent HW
attentions from being reasserted.

Signed-off-by: Harish Patil <harish.patil@cavium.com>
Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>
This commit is contained in:
Harish Patil 2017-07-01 12:29:56 -07:00 committed by Ferruh Yigit
parent a39001d90d
commit e1c9b9995e
3 changed files with 38 additions and 2 deletions
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32
drivers/net/qede/base/bcm_osal.c
View File

@ -255,3 +255,35 @@ qede_get_mcp_proto_stats(struct ecore_dev *edev,
type);
}
}
void
qede_hw_err_notify(struct ecore_hwfn *p_hwfn, enum ecore_hw_err_type err_type)
{
char err_str[64];
switch (err_type) {
case ECORE_HW_ERR_FAN_FAIL:
strcpy(err_str, "Fan Failure");
break;
case ECORE_HW_ERR_MFW_RESP_FAIL:
strcpy(err_str, "MFW Response Failure");
break;
case ECORE_HW_ERR_HW_ATTN:
strcpy(err_str, "HW Attention");
break;
case ECORE_HW_ERR_DMAE_FAIL:
strcpy(err_str, "DMAE Failure");
break;
case ECORE_HW_ERR_RAMROD_FAIL:
strcpy(err_str, "Ramrod Failure");
break;
case ECORE_HW_ERR_FW_ASSERT:
strcpy(err_str, "FW Assertion");
break;
default:
strcpy(err_str, "Unknown");
}
DP_ERR(p_hwfn, "HW error occurred [%s]\n", err_str);
ecore_int_attn_clr_enable(p_hwfn->p_dev, true);
}

6
drivers/net/qede/base/bcm_osal.h
View File

@ -27,6 +27,7 @@ struct ecore_vf_acquire_sw_info;
struct vf_pf_resc_request;
enum ecore_mcp_protocol_type;
union ecore_mcp_protocol_stats;
enum ecore_hw_err_type;
void qed_link_update(struct ecore_hwfn *hwfn);
@ -350,6 +351,8 @@ u32 qede_unzip_data(struct ecore_hwfn *p_hwfn, u32 input_len,
u8 *input_buf, u32 max_size, u8 *unzip_buf);
void qede_vf_fill_driver_data(struct ecore_hwfn *, struct vf_pf_resc_request *,
struct ecore_vf_acquire_sw_info *);
void qede_hw_err_notify(struct ecore_hwfn *p_hwfn,
enum ecore_hw_err_type err_type);
#define OSAL_VF_FILL_ACQUIRE_RESC_REQ(_dev_p, _resc_req, _os_info) \
qede_vf_fill_driver_data(_dev_p, _resc_req, _os_info)
@ -358,7 +361,8 @@ void qede_vf_fill_driver_data(struct ecore_hwfn *, struct vf_pf_resc_request *,
/* TODO: */
#define OSAL_SCHEDULE_RECOVERY_HANDLER(hwfn) nothing
#define OSAL_HW_ERROR_OCCURRED(hwfn, err_type) nothing
#define OSAL_HW_ERROR_OCCURRED(hwfn, err_type) \
qede_hw_err_notify(hwfn, err_type)
#define OSAL_NVM_IS_ACCESS_ENABLED(hwfn) (1)
#define OSAL_NUM_ACTIVE_CPU() 0

2
drivers/net/qede/base/ecore_int.c
View File

@ -842,7 +842,7 @@ ecore_int_deassertion_aeu_bit(struct ecore_hwfn *p_hwfn,
u32 mask = ~bitmask;
val = ecore_rd(p_hwfn, p_hwfn->p_dpc_ptt, aeu_en_reg);
ecore_wr(p_hwfn, p_hwfn->p_dpc_ptt, aeu_en_reg, (val & mask));
DP_INFO(p_hwfn, "`%s' - Disabled future attentions\n",
DP_ERR(p_hwfn, "`%s' - Disabled future attentions\n",
p_bit_name);
}