diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_mcp.h')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_mcp.h | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.h b/drivers/net/ethernet/qlogic/qed/qed_mcp.h index 369e1892450a..9bd0565fe8ab 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.h +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.h @@ -393,11 +393,12 @@ int qed_mcp_get_board_config(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 *p_board_config); /** - * qed_mcp_cmd(): General function for sending commands to the MCP + * qed_mcp_cmd(): Sleepable function for sending commands to the MCP * mailbox. It acquire mutex lock for the entire * operation, from sending the request until the MCP * response. Waiting for MCP response will be checked up - * to 5 seconds every 5ms. + * to 5 seconds every 10ms. Should not be called from atomic + * context. * * @p_hwfn: HW device data. * @p_ptt: PTT required for register access. @@ -417,6 +418,31 @@ int qed_mcp_cmd(struct qed_hwfn *p_hwfn, u32 *o_mcp_param); /** + * qed_mcp_cmd_nosleep(): Function for sending commands to the MCP + * mailbox. It acquire mutex lock for the entire + * operation, from sending the request until the MCP + * response. Waiting for MCP response will be checked up + * to 5 seconds every 10us. Should be called when sleep + * is not allowed. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @cmd: command to be sent to the MCP. + * @param: Optional param + * @o_mcp_resp: The MCP response code (exclude sequence). + * @o_mcp_param: Optional parameter provided by the MCP + * response + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_cmd_nosleep(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 cmd, + u32 param, + u32 *o_mcp_resp, + u32 *o_mcp_param); + +/** * qed_mcp_drain(): drains the nig, allowing completion to pass in * case of pauses. * (Should be called only from sleepable context) @@ -762,6 +788,14 @@ struct qed_mcp_info { /* S/N for debug data mailbox commands */ atomic_t dbg_data_seq; + + /* Spinlock used to sync the flag mcp_handling_status with + * the mfw events handler + */ + spinlock_t unload_lock; + unsigned long mcp_handling_status; +#define QED_MCP_BYPASS_PROC_BIT 0 +#define QED_MCP_IN_PROCESSING_BIT 1 }; struct qed_mcp_mb_params { |