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path: root/drivers/misc/mei/hbm.c
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Diffstat (limited to 'drivers/misc/mei/hbm.c')
-rw-r--r--drivers/misc/mei/hbm.c49
1 files changed, 26 insertions, 23 deletions
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index 085f3aafe6fa..dd7f15a65eed 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -161,6 +161,7 @@ void mei_hbm_cl_hdr(struct mei_cl *cl, u8 hbm_cmd, void *buf, size_t len)
* @dev: the device structure
* @cl: client
* @hbm_cmd: host bus message command
+ * @buf: message buffer
* @len: buffer length
*
* Return: 0 on success, <0 on failure.
@@ -276,6 +277,7 @@ int mei_hbm_start_req(struct mei_device *dev)
dev->hbm_state = MEI_HBM_STARTING;
dev->init_clients_timer = MEI_CLIENTS_INIT_TIMEOUT;
+ mei_schedule_stall_timer(dev);
return 0;
}
@@ -311,6 +313,7 @@ static int mei_hbm_enum_clients_req(struct mei_device *dev)
}
dev->hbm_state = MEI_HBM_ENUM_CLIENTS;
dev->init_clients_timer = MEI_CLIENTS_INIT_TIMEOUT;
+ mei_schedule_stall_timer(dev);
return 0;
}
@@ -339,7 +342,7 @@ static int mei_hbm_me_cl_add(struct mei_device *dev,
me_cl->props = res->client_properties;
me_cl->client_id = res->me_addr;
- me_cl->mei_flow_ctrl_creds = 0;
+ me_cl->tx_flow_ctrl_creds = 0;
mei_me_cl_add(dev, me_cl);
@@ -561,6 +564,7 @@ static int mei_hbm_prop_req(struct mei_device *dev, unsigned long start_idx)
}
dev->init_clients_timer = MEI_CLIENTS_INIT_TIMEOUT;
+ mei_schedule_stall_timer(dev);
return 0;
}
@@ -636,23 +640,22 @@ int mei_hbm_cl_flow_control_req(struct mei_device *dev, struct mei_cl *cl)
}
/**
- * mei_hbm_add_single_flow_creds - adds single buffer credentials.
+ * mei_hbm_add_single_tx_flow_ctrl_creds - adds single buffer credentials.
*
* @dev: the device structure
- * @flow: flow control.
+ * @fctrl: flow control response bus message
*
* Return: 0 on success, < 0 otherwise
*/
-static int mei_hbm_add_single_flow_creds(struct mei_device *dev,
- struct hbm_flow_control *flow)
+static int mei_hbm_add_single_tx_flow_ctrl_creds(struct mei_device *dev,
+ struct hbm_flow_control *fctrl)
{
struct mei_me_client *me_cl;
int rets;
- me_cl = mei_me_cl_by_id(dev, flow->me_addr);
+ me_cl = mei_me_cl_by_id(dev, fctrl->me_addr);
if (!me_cl) {
- dev_err(dev->dev, "no such me client %d\n",
- flow->me_addr);
+ dev_err(dev->dev, "no such me client %d\n", fctrl->me_addr);
return -ENOENT;
}
@@ -661,9 +664,9 @@ static int mei_hbm_add_single_flow_creds(struct mei_device *dev,
goto out;
}
- me_cl->mei_flow_ctrl_creds++;
+ me_cl->tx_flow_ctrl_creds++;
dev_dbg(dev->dev, "recv flow ctrl msg ME %d (single) creds = %d.\n",
- flow->me_addr, me_cl->mei_flow_ctrl_creds);
+ fctrl->me_addr, me_cl->tx_flow_ctrl_creds);
rets = 0;
out:
@@ -675,24 +678,24 @@ out:
* mei_hbm_cl_flow_control_res - flow control response from me
*
* @dev: the device structure
- * @flow_control: flow control response bus message
+ * @fctrl: flow control response bus message
*/
-static void mei_hbm_cl_flow_control_res(struct mei_device *dev,
- struct hbm_flow_control *flow_control)
+static void mei_hbm_cl_tx_flow_ctrl_creds_res(struct mei_device *dev,
+ struct hbm_flow_control *fctrl)
{
struct mei_cl *cl;
- if (!flow_control->host_addr) {
+ if (!fctrl->host_addr) {
/* single receive buffer */
- mei_hbm_add_single_flow_creds(dev, flow_control);
+ mei_hbm_add_single_tx_flow_ctrl_creds(dev, fctrl);
return;
}
- cl = mei_hbm_cl_find_by_cmd(dev, flow_control);
+ cl = mei_hbm_cl_find_by_cmd(dev, fctrl);
if (cl) {
- cl->mei_flow_ctrl_creds++;
+ cl->tx_flow_ctrl_creds++;
cl_dbg(dev, cl, "flow control creds = %d.\n",
- cl->mei_flow_ctrl_creds);
+ cl->tx_flow_ctrl_creds);
}
}
@@ -871,10 +874,10 @@ static int mei_hbm_fw_disconnect_req(struct mei_device *dev,
cl->state = MEI_FILE_DISCONNECTING;
cl->timer_count = 0;
- cb = mei_io_cb_init(cl, MEI_FOP_DISCONNECT_RSP, NULL);
+ cb = mei_cl_enqueue_ctrl_wr_cb(cl, 0, MEI_FOP_DISCONNECT_RSP,
+ NULL);
if (!cb)
return -ENOMEM;
- list_add_tail(&cb->list, &dev->ctrl_wr_list.list);
}
return 0;
}
@@ -1022,7 +1025,7 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
struct mei_hbm_cl_cmd *cl_cmd;
struct hbm_client_connect_request *disconnect_req;
- struct hbm_flow_control *flow_control;
+ struct hbm_flow_control *fctrl;
/* read the message to our buffer */
BUG_ON(hdr->length >= sizeof(dev->rd_msg_buf));
@@ -1102,8 +1105,8 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
case MEI_FLOW_CONTROL_CMD:
dev_dbg(dev->dev, "hbm: client flow control response: message received.\n");
- flow_control = (struct hbm_flow_control *) mei_msg;
- mei_hbm_cl_flow_control_res(dev, flow_control);
+ fctrl = (struct hbm_flow_control *)mei_msg;
+ mei_hbm_cl_tx_flow_ctrl_creds_res(dev, fctrl);
break;
case MEI_PG_ISOLATION_ENTRY_RES_CMD: