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mei: enable marking internal commands

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Set hbm header bit 30 for internal commands
This mark commands that are generated by
the device driver

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler 2013-12-17 15:56:56 +02:00 committed by Greg Kroah-Hartman
parent 725fc13643
commit 479327fc42
5 changed files with 10 additions and 3 deletions
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2
drivers/misc/mei/amthif.c
View File

@ -316,6 +316,7 @@ static int mei_amthif_send_cmd(struct mei_device *dev, struct mei_cl_cb *cb)
mei_hdr.host_addr = dev->iamthif_cl.host_client_id;
mei_hdr.me_addr = dev->iamthif_cl.me_client_id;
mei_hdr.reserved = 0;
mei_hdr.internal = 0;
dev->iamthif_msg_buf_index += mei_hdr.length;
ret = mei_write_message(dev, &mei_hdr, dev->iamthif_msg_buf);
if (ret)
@ -477,6 +478,7 @@ int mei_amthif_irq_write_complete(struct mei_cl *cl, struct mei_cl_cb *cb,
mei_hdr.host_addr = cl->host_client_id;
mei_hdr.me_addr = cl->me_client_id;
mei_hdr.reserved = 0;
mei_hdr.internal = 0;
if (*slots >= msg_slots) {
mei_hdr.length = len;

2
drivers/misc/mei/client.c
View File

@ -727,6 +727,7 @@ int mei_cl_irq_write_complete(struct mei_cl *cl, struct mei_cl_cb *cb,
mei_hdr.host_addr = cl->host_client_id;
mei_hdr.me_addr = cl->me_client_id;
mei_hdr.reserved = 0;
mei_hdr.internal = cb->internal;
if (*slots >= msg_slots) {
mei_hdr.length = len;
@ -826,6 +827,7 @@ int mei_cl_write(struct mei_cl *cl, struct mei_cl_cb *cb, bool blocking)
mei_hdr.host_addr = cl->host_client_id;
mei_hdr.me_addr = cl->me_client_id;
mei_hdr.reserved = 0;
mei_hdr.internal = cb->internal;
rets = mei_write_message(dev, &mei_hdr, buf->data);

3
drivers/misc/mei/hw.h
View File

@ -111,7 +111,8 @@ struct mei_msg_hdr {
u32 me_addr:8;
u32 host_addr:8;
u32 length:9;
u32 reserved:6;
u32 reserved:5;
u32 internal:1;
u32 msg_complete:1;
} __packed;

5
drivers/misc/mei/mei_dev.h
View File

@ -178,6 +178,7 @@ struct mei_cl_cb {
unsigned long buf_idx;
unsigned long read_time;
struct file *file_object;
u32 internal:1;
};
/* MEI client instance carried as file->pirvate_data*/
@ -637,9 +638,9 @@ static inline void mei_dbgfs_deregister(struct mei_device *dev) {}
int mei_register(struct mei_device *dev);
void mei_deregister(struct mei_device *dev);
#define MEI_HDR_FMT "hdr:host=%02d me=%02d len=%d comp=%1d"
#define MEI_HDR_FMT "hdr:host=%02d me=%02d len=%d internal=%1d comp=%1d"
#define MEI_HDR_PRM(hdr) \
(hdr)->host_addr, (hdr)->me_addr, \
(hdr)->length, (hdr)->msg_complete
(hdr)->length, (hdr)->internal, (hdr)->msg_complete
#endif

1
drivers/misc/mei/wd.c
View File

@ -115,6 +115,7 @@ int mei_wd_send(struct mei_device *dev)
hdr.me_addr = dev->wd_cl.me_client_id;
hdr.msg_complete = 1;
hdr.reserved = 0;
hdr.internal = 0;
if (!memcmp(dev->wd_data, mei_start_wd_params, MEI_WD_HDR_SIZE))
hdr.length = MEI_WD_START_MSG_SIZE;