summaryrefslogtreecommitdiff
path: root/drivers/misc/mei/mei_dev.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/misc/mei/mei_dev.h')
-rw-r--r--drivers/misc/mei/mei_dev.h22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index f71a023aed3c..76f8ff5ff974 100644
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
- * Copyright (c) 2003-2018, Intel Corporation. All rights reserved.
+ * Copyright (c) 2003-2019, Intel Corporation. All rights reserved.
* Intel Management Engine Interface (Intel MEI) Linux driver
*/
@@ -260,6 +260,7 @@ struct mei_cl {
* @hw_config : configure hw
*
* @fw_status : get fw status registers
+ * @trc_status : get trc status register
* @pg_state : power gating state of the device
* @pg_in_transition : is device now in pg transition
* @pg_is_enabled : is power gating enabled
@@ -287,9 +288,11 @@ struct mei_hw_ops {
bool (*hw_is_ready)(struct mei_device *dev);
int (*hw_reset)(struct mei_device *dev, bool enable);
int (*hw_start)(struct mei_device *dev);
- void (*hw_config)(struct mei_device *dev);
+ int (*hw_config)(struct mei_device *dev);
int (*fw_status)(struct mei_device *dev, struct mei_fw_status *fw_sts);
+ int (*trc_status)(struct mei_device *dev, u32 *trc);
+
enum mei_pg_state (*pg_state)(struct mei_device *dev);
bool (*pg_in_transition)(struct mei_device *dev);
bool (*pg_is_enabled)(struct mei_device *dev);
@@ -426,6 +429,8 @@ struct mei_fw_version {
*
* @fw_ver : FW versions
*
+ * @fw_f_fw_ver_supported : fw feature: fw version supported
+ *
* @me_clients_rwsem: rw lock over me_clients list
* @me_clients : list of FW clients
* @me_clients_map : FW clients bit map
@@ -506,6 +511,8 @@ struct mei_device {
struct mei_fw_version fw_ver[MEI_MAX_FW_VER_BLOCKS];
+ unsigned int fw_f_fw_ver_supported:1;
+
struct rw_semaphore me_clients_rwsem;
struct list_head me_clients;
DECLARE_BITMAP(me_clients_map, MEI_CLIENTS_MAX);
@@ -610,9 +617,9 @@ void mei_irq_compl_handler(struct mei_device *dev, struct list_head *cmpl_list);
*/
-static inline void mei_hw_config(struct mei_device *dev)
+static inline int mei_hw_config(struct mei_device *dev)
{
- dev->ops->hw_config(dev);
+ return dev->ops->hw_config(dev);
}
static inline enum mei_pg_state mei_pg_state(struct mei_device *dev)
@@ -707,6 +714,13 @@ static inline int mei_count_full_read_slots(struct mei_device *dev)
return dev->ops->rdbuf_full_slots(dev);
}
+static inline int mei_trc_status(struct mei_device *dev, u32 *trc)
+{
+ if (dev->ops->trc_status)
+ return dev->ops->trc_status(dev, trc);
+ return -EOPNOTSUPP;
+}
+
static inline int mei_fw_status(struct mei_device *dev,
struct mei_fw_status *fw_status)
{