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mei: add hbm commands return status values

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HBM uses global list of status values
from which the values of particular commands
are derived

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler 2014-08-21 14:29:16 +03:00 committed by Greg Kroah-Hartman
parent d880f3294d
commit 89778d6e2a
2 changed files with 53 additions and 8 deletions
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22
drivers/misc/mei/hbm.c
View File

@ -25,6 +25,23 @@
#include "hbm.h" #include "hbm.h"
#include "client.h" #include "client.h"
static const char *mei_hbm_status_str(enum mei_hbm_status status)
{
#define MEI_HBM_STATUS(status) case MEI_HBMS_##status: return #status
switch (status) {
MEI_HBM_STATUS(SUCCESS);
MEI_HBM_STATUS(CLIENT_NOT_FOUND);
MEI_HBM_STATUS(ALREADY_EXISTS);
MEI_HBM_STATUS(REJECTED);
MEI_HBM_STATUS(INVALID_PARAMETER);
MEI_HBM_STATUS(NOT_ALLOWED);
MEI_HBM_STATUS(ALREADY_STARTED);
MEI_HBM_STATUS(NOT_STARTED);
default: return "unknown";
}
#undef MEI_HBM_STATUS
};
static const char *mei_cl_conn_status_str(enum mei_cl_connect_status status) static const char *mei_cl_conn_status_str(enum mei_cl_connect_status status)
{ {
#define MEI_CL_CS(status) case MEI_CL_CONN_##status: return #status #define MEI_CL_CS(status) case MEI_CL_CONN_##status: return #status
@ -770,8 +787,9 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
props_res = (struct hbm_props_response *)mei_msg; props_res = (struct hbm_props_response *)mei_msg;
if (props_res->status) { if (props_res->status) {
dev_err(&dev->pdev->dev, "hbm: properties response: wrong status = %d\n", dev_err(&dev->pdev->dev, "hbm: properties response: wrong status = %d %s\n",
props_res->status); props_res->status,
mei_hbm_status_str(props_res->status));
return -EPROTO; return -EPROTO;
} }

39
drivers/misc/mei/hw.h
View File

@ -97,23 +97,50 @@ enum mei_stop_reason_types {
SYSTEM_S5_ENTRY = 0x08 SYSTEM_S5_ENTRY = 0x08
}; };
/**
* mei_hbm_status - mei host bus messages return values
*
* @MEI_HBMS_SUCCESS - status success
* @MEI_HBMS_CLIENT_NOT_FOUND - client not found
* @MEI_HBMS_ALREADY_EXISTS - connection already established
* @MEI_HBMS_REJECTED - connection is rejected
* @MEI_HBMS_INVALID_PARAMETER - invalid parameter
* @MEI_HBMS_NOT_ALLOWED - operation not allowed
* @MEI_HBMS_ALREADY_STARTED - system is already started
* @MEI_HBMS_NOT_STARTED - system not started
*/
enum mei_hbm_status {
MEI_HBMS_SUCCESS = 0,
MEI_HBMS_CLIENT_NOT_FOUND = 1,
MEI_HBMS_ALREADY_EXISTS = 2,
MEI_HBMS_REJECTED = 3,
MEI_HBMS_INVALID_PARAMETER = 4,
MEI_HBMS_NOT_ALLOWED = 5,
MEI_HBMS_ALREADY_STARTED = 6,
MEI_HBMS_NOT_STARTED = 7,
MEI_HBMS_MAX
};
/* /*
* Client Connect Status * Client Connect Status
* used by hbm_client_connect_response.status * used by hbm_client_connect_response.status
*/ */
enum mei_cl_connect_status { enum mei_cl_connect_status {
MEI_CL_CONN_SUCCESS = 0x00, MEI_CL_CONN_SUCCESS = MEI_HBMS_SUCCESS,
MEI_CL_CONN_NOT_FOUND = 0x01, MEI_CL_CONN_NOT_FOUND = MEI_HBMS_CLIENT_NOT_FOUND,
MEI_CL_CONN_ALREADY_STARTED = 0x02, MEI_CL_CONN_ALREADY_STARTED = MEI_HBMS_ALREADY_EXISTS,
MEI_CL_CONN_OUT_OF_RESOURCES = 0x03, MEI_CL_CONN_OUT_OF_RESOURCES = MEI_HBMS_REJECTED,
MEI_CL_CONN_MESSAGE_SMALL = 0x04 MEI_CL_CONN_MESSAGE_SMALL = MEI_HBMS_INVALID_PARAMETER,
}; };
/* /*
* Client Disconnect Status * Client Disconnect Status
*/ */
enum mei_cl_disconnect_status { enum mei_cl_disconnect_status {
MEI_CL_DISCONN_SUCCESS = 0x00 MEI_CL_DISCONN_SUCCESS = MEI_HBMS_SUCCESS
}; };
/* /*