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authorTomas Winkler <tomas.winkler@intel.com>2014-10-02 12:39:32 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-11-04 00:52:48 +0100
commit3d32cf02241e307d3be92046a8cbd3deb8cda307 (patch)
treee0b12181bf21fa86306ff5f352be0a9aadf9984b
parentmei: drop unneeded client NULL check in cb structure (diff)
downloadlinux-3d32cf02241e307d3be92046a8cbd3deb8cda307.tar.xz
linux-3d32cf02241e307d3be92046a8cbd3deb8cda307.zip
mei: use local cl variables in wd and amthif
Use local cl variable instead of dev->iamthif_cl and dev->wd_cl as the first step to use dynamic allocation of these clients as their are not supported on all platforms Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/misc/mei/amthif.c10
-rw-r--r--drivers/misc/mei/wd.c9
2 files changed, 12 insertions, 7 deletions
diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c
index 0b5a3156917c..79f53941779d 100644
--- a/drivers/misc/mei/amthif.c
+++ b/drivers/misc/mei/amthif.c
@@ -262,6 +262,7 @@ out:
static int mei_amthif_send_cmd(struct mei_device *dev, struct mei_cl_cb *cb)
{
struct mei_msg_hdr mei_hdr;
+ struct mei_cl *cl;
int ret;
if (!dev || !cb)
@@ -277,8 +278,9 @@ static int mei_amthif_send_cmd(struct mei_device *dev, struct mei_cl_cb *cb)
dev->iamthif_msg_buf_size = cb->request_buffer.size;
memcpy(dev->iamthif_msg_buf, cb->request_buffer.data,
cb->request_buffer.size);
+ cl = &dev->iamthif_cl;
- ret = mei_cl_flow_ctrl_creds(&dev->iamthif_cl);
+ ret = mei_cl_flow_ctrl_creds(cl);
if (ret < 0)
return ret;
@@ -292,8 +294,8 @@ static int mei_amthif_send_cmd(struct mei_device *dev, struct mei_cl_cb *cb)
mei_hdr.msg_complete = 1;
}
- mei_hdr.host_addr = dev->iamthif_cl.host_client_id;
- mei_hdr.me_addr = dev->iamthif_cl.me_client_id;
+ mei_hdr.host_addr = cl->host_client_id;
+ mei_hdr.me_addr = cl->me_client_id;
mei_hdr.reserved = 0;
mei_hdr.internal = 0;
dev->iamthif_msg_buf_index += mei_hdr.length;
@@ -302,7 +304,7 @@ static int mei_amthif_send_cmd(struct mei_device *dev, struct mei_cl_cb *cb)
return ret;
if (mei_hdr.msg_complete) {
- if (mei_cl_flow_ctrl_reduce(&dev->iamthif_cl))
+ if (mei_cl_flow_ctrl_reduce(cl))
return -EIO;
dev->iamthif_flow_control_pending = true;
dev->iamthif_state = MEI_IAMTHIF_FLOW_CONTROL;
diff --git a/drivers/misc/mei/wd.c b/drivers/misc/mei/wd.c
index b836dfffceb5..b1d892cea94d 100644
--- a/drivers/misc/mei/wd.c
+++ b/drivers/misc/mei/wd.c
@@ -270,15 +270,18 @@ static int mei_wd_ops_stop(struct watchdog_device *wd_dev)
static int mei_wd_ops_ping(struct watchdog_device *wd_dev)
{
struct mei_device *dev;
+ struct mei_cl *cl;
int ret;
dev = watchdog_get_drvdata(wd_dev);
if (!dev)
return -ENODEV;
+ cl = &dev->wd_cl;
+
mutex_lock(&dev->device_lock);
- if (dev->wd_cl.state != MEI_FILE_CONNECTED) {
+ if (cl->state != MEI_FILE_CONNECTED) {
dev_err(dev->dev, "wd: not connected.\n");
ret = -ENODEV;
goto end;
@@ -286,12 +289,12 @@ static int mei_wd_ops_ping(struct watchdog_device *wd_dev)
dev->wd_state = MEI_WD_RUNNING;
- ret = mei_cl_flow_ctrl_creds(&dev->wd_cl);
+ ret = mei_cl_flow_ctrl_creds(cl);
if (ret < 0)
goto end;
+
/* Check if we can send the ping to HW*/
if (ret && mei_hbuf_acquire(dev)) {
-
dev_dbg(dev->dev, "wd: sending ping\n");
ret = mei_wd_send(dev);