[char-misc-next 10/11] mei: drop iamthif_mtu from device structure

[Tomas Winkler]

From: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>

We can receive mtu with one call now, no need to store it.

Signed-off-by: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>
Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
---
 drivers/misc/mei/amthif.c  | 9 +--------
 drivers/misc/mei/mei_dev.h | 2 --
 2 files changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c
index a0209f02a31a..fd49c8b0fb8a 100644
--- a/drivers/misc/mei/amthif.c
+++ b/drivers/misc/mei/amthif.c
@@ -73,12 +73,6 @@ int mei_amthif_host_init(struct mei_device *dev, struct mei_me_client *me_cl)
 
 	mei_cl_init(cl, dev);
 
-	/* Assign iamthif_mtu to the value received from ME  */
-
-	dev->iamthif_mtu = me_cl->props.max_msg_length;
-	dev_dbg(dev->dev, "IAMTHIF_MTU = %d\n", dev->iamthif_mtu);
-
-
 	ret = mei_cl_link(cl, MEI_IAMTHIF_HOST_CLIENT_ID);
 	if (ret < 0) {
 		dev_err(dev->dev, "amthif: failed cl_link %d\n", ret);
@@ -240,7 +234,6 @@ static int mei_amthif_read_start(struct mei_cl *cl, struct file *file)
 {
 	struct mei_device *dev = cl->dev;
 	struct mei_cl_cb *cb;
-	size_t length = dev->iamthif_mtu;
 	int rets;
 
 	cb = mei_io_cb_init(cl, MEI_FOP_READ, file);
@@ -249,7 +242,7 @@ static int mei_amthif_read_start(struct mei_cl *cl, struct file *file)
 		goto err;
 	}
 
-	rets = mei_io_cb_alloc_buf(cb, length);
+	rets = mei_io_cb_alloc_buf(cb, mei_cl_mtu(cl));
 	if (rets)
 		goto err;
 
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index 6cbcb11a6974..5184758643fc 100644
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -489,7 +489,6 @@ const char *mei_pg_state_str(enum mei_pg_state state);
  * @iamthif_cl  : amthif host client
  * @iamthif_current_cb : amthif current operation callback
  * @iamthif_open_count : number of opened amthif connections
- * @iamthif_mtu : amthif client max message length
  * @iamthif_timer : time stamp of current amthif command completion
  * @iamthif_stall_timer : timer to detect amthif hang
  * @iamthif_state : amthif processor state
@@ -585,7 +584,6 @@ struct mei_device {
 	struct mei_cl iamthif_cl;
 	struct mei_cl_cb *iamthif_current_cb;
 	long iamthif_open_count;
-	int iamthif_mtu;
 	unsigned long iamthif_timer;
 	u32 iamthif_stall_timer;
 	enum iamthif_states iamthif_state;
-- 
1.9.3

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