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authorAlexander Usyskin <alexander.usyskin@intel.com>2016-05-24 16:03:37 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-08-30 14:35:14 +0200
commitbca7dbacfd4c7f1f069a70e241e39aea5bd85808 (patch)
treed63ac7c7f667a12c4b70abc0d8adeba73b58441e /drivers/misc
parent32a1dc1d02eb41196903278f40d6a4aef66ce535 (diff)
mei: amthif: drop iamthif_current_cb
iamthif_current_cb was used in request cancel in amthif code. Now a canceled request is discarded only at the end of the processing and the variable lost its purpose and can be safely removed. Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/mei/amthif.c5
-rw-r--r--drivers/misc/mei/interrupt.c3
-rw-r--r--drivers/misc/mei/mei_dev.h2
3 files changed, 0 insertions, 10 deletions
diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c
index 0cded8aa72c0..b602fd3b914c 100644
--- a/drivers/misc/mei/amthif.c
+++ b/drivers/misc/mei/amthif.c
@@ -47,7 +47,6 @@ const uuid_le mei_amthif_guid = UUID_LE(0x12f80028, 0xb4b7, 0x4b2d,
void mei_amthif_reset_params(struct mei_device *dev)
{
/* reset iamthif parameters. */
- dev->iamthif_current_cb = NULL;
dev->iamthif_canceled = false;
dev->iamthif_state = MEI_IAMTHIF_IDLE;
dev->iamthif_stall_timer = 0;
@@ -213,7 +212,6 @@ static int mei_amthif_read_start(struct mei_cl *cl, const struct file *file)
dev->iamthif_state = MEI_IAMTHIF_READING;
dev->iamthif_fp = cb->fp;
- dev->iamthif_current_cb = cb;
return 0;
err:
@@ -240,7 +238,6 @@ static int mei_amthif_send_cmd(struct mei_cl *cl, struct mei_cl_cb *cb)
dev = cl->dev;
dev->iamthif_state = MEI_IAMTHIF_WRITING;
- dev->iamthif_current_cb = cb;
dev->iamthif_fp = cb->fp;
dev->iamthif_canceled = false;
@@ -407,7 +404,6 @@ void mei_amthif_complete(struct mei_cl *cl, struct mei_cl_cb *cb)
mei_io_cb_free(cb);
return;
}
- dev->iamthif_current_cb = NULL;
dev->iamthif_state = MEI_IAMTHIF_IDLE;
dev->iamthif_fp = NULL;
if (!dev->iamthif_canceled) {
@@ -430,7 +426,6 @@ void mei_amthif_complete(struct mei_cl *cl, struct mei_cl_cb *cb)
mei_io_cb_free(cb);
}
- dev->iamthif_current_cb = NULL;
dev->iamthif_stall_timer = 0;
mei_amthif_run_next_cmd(dev);
break;
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 38db1c3d4f14..436ecda3935e 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -515,9 +515,6 @@ void mei_timer(struct work_struct *work)
dev_err(dev->dev, "timer: amthif hanged.\n");
mei_reset(dev);
- mei_io_cb_free(dev->iamthif_current_cb);
- dev->iamthif_current_cb = NULL;
-
dev->iamthif_fp = NULL;
mei_amthif_run_next_cmd(dev);
}
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index fa6007707048..d7b68063ace1 100644
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -400,7 +400,6 @@ const char *mei_pg_state_str(enum mei_pg_state state);
* @amthif_cmd_list : amthif list for cmd waiting
* @iamthif_fp : file for current amthif operation
* @iamthif_cl : amthif host client
- * @iamthif_current_cb : amthif current operation callback
* @iamthif_open_count : number of opened amthif connections
* @iamthif_stall_timer : timer to detect amthif hang
* @iamthif_state : amthif processor state
@@ -485,7 +484,6 @@ struct mei_device {
/* driver managed amthif list for reading completed amthif cmd data */
const struct file *iamthif_fp;
struct mei_cl iamthif_cl;
- struct mei_cl_cb *iamthif_current_cb;
long iamthif_open_count;
u32 iamthif_stall_timer;
enum iamthif_states iamthif_state;