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qed: Add infrastructure for debug data collection 

Adds support for several infrastructure operations that are done as part of
debug data collection.

Signed-off-by: Tomer Tayar <Tomer.Tayar@qlogic.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tomer Tayar 2016-09-05 14:35:10 +03:00 committed by David S. Miller
parent 736c4c1da7
commit 4102426f9b
4 changed files with 131 additions and 0 deletions
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3
drivers/net/ethernet/qlogic/qed/qed_hsi.h
View File

@ -7638,6 +7638,7 @@ struct public_drv_mb {
#define DRV_MSG_CODE_CFG_VF_MSIX 0xc0010000
#define DRV_MSG_CODE_MCP_RESET 0x00090000
#define DRV_MSG_CODE_SET_VERSION 0x000f0000
#define DRV_MSG_CODE_MCP_HALT 0x00100000
#define DRV_MSG_CODE_GET_STATS 0x00130000
#define DRV_MSG_CODE_STATS_TYPE_LAN 1
@ -7645,6 +7646,8 @@ struct public_drv_mb {
#define DRV_MSG_CODE_STATS_TYPE_ISCSI 3
#define DRV_MSG_CODE_STATS_TYPE_RDMA 4
#define DRV_MSG_CODE_MASK_PARITIES 0x001a0000
#define DRV_MSG_CODE_BIST_TEST 0x001e0000
#define DRV_MSG_CODE_SET_LED_MODE 0x00200000

76
drivers/net/ethernet/qlogic/qed/qed_mcp.c
View File

@ -389,6 +389,34 @@ int qed_mcp_cmd(struct qed_hwfn *p_hwfn,
return 0;
}
int qed_mcp_nvm_rd_cmd(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
u32 cmd,
u32 param,
u32 *o_mcp_resp,
u32 *o_mcp_param, u32 *o_txn_size, u32 *o_buf)
{
struct qed_mcp_mb_params mb_params;
union drv_union_data union_data;
int rc;
memset(&mb_params, 0, sizeof(mb_params));
mb_params.cmd = cmd;
mb_params.param = param;
mb_params.p_data_dst = &union_data;
rc = qed_mcp_cmd_and_union(p_hwfn, p_ptt, &mb_params);
if (rc)
return rc;
*o_mcp_resp = mb_params.mcp_resp;
*o_mcp_param = mb_params.mcp_param;
*o_txn_size = *o_mcp_param;
memcpy(o_buf, &union_data.raw_data, *o_txn_size);
return 0;
}
int qed_mcp_load_req(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt, u32 *p_load_code)
{
@ -1168,6 +1196,33 @@ qed_mcp_send_drv_version(struct qed_hwfn *p_hwfn,
return rc;
}
int qed_mcp_halt(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
{
u32 resp = 0, param = 0;
int rc;
rc = qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_MCP_HALT, 0, &resp,
&param);
if (rc)
DP_ERR(p_hwfn, "MCP response failure, aborting\n");
return rc;
}
int qed_mcp_resume(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
{
u32 value, cpu_mode;
qed_wr(p_hwfn, p_ptt, MCP_REG_CPU_STATE, 0xffffffff);
value = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE);
value &= ~MCP_REG_CPU_MODE_SOFT_HALT;
qed_wr(p_hwfn, p_ptt, MCP_REG_CPU_MODE, value);
cpu_mode = qed_rd(p_hwfn, p_ptt, MCP_REG_CPU_MODE);
return (cpu_mode & MCP_REG_CPU_MODE_SOFT_HALT) ? -EAGAIN : 0;
}
int qed_mcp_set_led(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt, enum qed_led_mode mode)
{
@ -1195,6 +1250,27 @@ int qed_mcp_set_led(struct qed_hwfn *p_hwfn,
return rc;
}
int qed_mcp_mask_parities(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt, u32 mask_parities)
{
u32 resp = 0, param = 0;
int rc;
rc = qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_MASK_PARITIES,
mask_parities, &resp, &param);
if (rc) {
DP_ERR(p_hwfn,
"MCP response failure for mask parities, aborting\n");
} else if (resp != FW_MSG_CODE_OK) {
DP_ERR(p_hwfn,
"MCP did not acknowledge mask parity request. Old MFW?\n");
rc = -EINVAL;
}
return rc;
}
int qed_mcp_bist_register_test(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
{
u32 drv_mb_param = 0, rsp, param;

46
drivers/net/ethernet/qlogic/qed/qed_mcp.h
View File

@ -467,6 +467,29 @@ int qed_mcp_fill_shmem_func_info(struct qed_hwfn *p_hwfn,
int qed_mcp_reset(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt);
/**
* @brief - Sends an NVM read command request to the MFW to get
* a buffer.
*
* @param p_hwfn
* @param p_ptt
* @param cmd - Command: DRV_MSG_CODE_NVM_GET_FILE_DATA or
* DRV_MSG_CODE_NVM_READ_NVRAM commands
* @param param - [0:23] - Offset [24:31] - Size
* @param o_mcp_resp - MCP response
* @param o_mcp_param - MCP response param
* @param o_txn_size - Buffer size output
* @param o_buf - Pointer to the buffer returned by the MFW.
*
* @param return 0 upon success.
*/
int qed_mcp_nvm_rd_cmd(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt,
u32 cmd,
u32 param,
u32 *o_mcp_resp,
u32 *o_mcp_param, u32 *o_txn_size, u32 *o_buf);
/**
* @brief indicates whether the MFW objects [under mcp_info] are accessible
*
@ -489,6 +512,26 @@ bool qed_mcp_is_init(struct qed_hwfn *p_hwfn);
int qed_mcp_config_vf_msix(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt, u8 vf_id, u8 num);
/**
* @brief - Halt the MCP.
*
* @param p_hwfn
* @param p_ptt
*
* @param return 0 upon success.
*/
int qed_mcp_halt(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
/**
* @brief - Wake up the MCP.
*
* @param p_hwfn
* @param p_ptt
*
* @param return 0 upon success.
*/
int qed_mcp_resume(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
int qed_configure_pf_min_bandwidth(struct qed_dev *cdev, u8 min_bw);
int qed_configure_pf_max_bandwidth(struct qed_dev *cdev, u8 max_bw);
int __qed_configure_pf_max_bandwidth(struct qed_hwfn *p_hwfn,
@ -500,4 +543,7 @@ int __qed_configure_pf_min_bandwidth(struct qed_hwfn *p_hwfn,
struct qed_mcp_link_state *p_link,
u8 min_bw);
int qed_mcp_mask_parities(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt, u32 mask_parities);
#endif

6
drivers/net/ethernet/qlogic/qed/qed_reg_addr.h
View File

@ -527,4 +527,10 @@
#define QM_REG_WFQPFWEIGHT 0x2f4e80UL
#define QM_REG_WFQVPWEIGHT 0x2fa000UL
#define MCP_REG_CPU_MODE \
0xe05000UL
#define MCP_REG_CPU_MODE_SOFT_HALT \
(0x1 << 10)
#endif