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path: root/drivers/misc/mei/mei_dev.h
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Diffstat (limited to 'drivers/misc/mei/mei_dev.h')
-rw-r--r--drivers/misc/mei/mei_dev.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index e511b84ff4ce..2a38e95e5de0 100644
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -192,8 +192,9 @@ struct mei_cl {
};
/**
- * struct mei_deive - MEI private device struct
+ * struct mei_device - MEI private device struct
* @hbuf_depth - depth of host(write) buffer
+ * @wr_ext_msg - buffer for hbm control responses (set in read cycle)
*/
struct mei_device {
struct pci_dev *pdev; /* pointer to pci device struct */
@@ -244,11 +245,13 @@ struct mei_device {
u16 init_clients_timer;
bool need_reset;
- u32 extra_write_index;
unsigned char rd_msg_buf[MEI_RD_MSG_BUF_SIZE]; /* control messages */
- u32 wr_msg_buf[128]; /* used for control messages */
- u32 ext_msg_buf[8]; /* for control responses */
u32 rd_msg_hdr;
+ u32 wr_msg_buf[128]; /* used for control messages */
+ struct {
+ struct mei_msg_hdr hdr;
+ unsigned char data[4]; /* All HBM messages are 4 bytes */
+ } wr_ext_msg; /* for control responses */
struct hbm_version version;