mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-25 10:19:47 +00:00
be2net: Making die temperature ioctl call async
Also changing it's frequency to once every 64s instead of existing 32s as it was shown to affect performance Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
5a56eb10ba
commit
3de09455cf
2 changed files with 30 additions and 15 deletions
|
@ -137,6 +137,11 @@ static inline void *queue_tail_node(struct be_queue_info *q)
|
|||
return q->dma_mem.va + q->tail * q->entry_size;
|
||||
}
|
||||
|
||||
static inline void *queue_index_node(struct be_queue_info *q, u16 index)
|
||||
{
|
||||
return q->dma_mem.va + index * q->entry_size;
|
||||
}
|
||||
|
||||
static inline void queue_head_inc(struct be_queue_info *q)
|
||||
{
|
||||
index_inc(&q->head, q->len);
|
||||
|
|
|
@ -19,7 +19,12 @@
|
|||
#include "be_cmds.h"
|
||||
|
||||
/* Must be a power of 2 or else MODULO will BUG_ON */
|
||||
static int be_get_temp_freq = 32;
|
||||
static int be_get_temp_freq = 64;
|
||||
|
||||
static inline void *embedded_payload(struct be_mcc_wrb *wrb)
|
||||
{
|
||||
return wrb->payload.embedded_payload;
|
||||
}
|
||||
|
||||
static void be_mcc_notify(struct be_adapter *adapter)
|
||||
{
|
||||
|
@ -85,7 +90,20 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
|
|||
be_parse_stats(adapter);
|
||||
adapter->stats_cmd_sent = false;
|
||||
}
|
||||
if (compl->tag0 ==
|
||||
OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES) {
|
||||
struct be_mcc_wrb *mcc_wrb =
|
||||
queue_index_node(&adapter->mcc_obj.q,
|
||||
compl->tag1);
|
||||
struct be_cmd_resp_get_cntl_addnl_attribs *resp =
|
||||
embedded_payload(mcc_wrb);
|
||||
adapter->drv_stats.be_on_die_temperature =
|
||||
resp->on_die_temperature;
|
||||
}
|
||||
} else {
|
||||
if (compl->tag0 == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES)
|
||||
be_get_temp_freq = 0;
|
||||
|
||||
if (compl_status == MCC_STATUS_NOT_SUPPORTED ||
|
||||
compl_status == MCC_STATUS_ILLEGAL_REQUEST)
|
||||
goto done;
|
||||
|
@ -404,10 +422,6 @@ int be_cmd_POST(struct be_adapter *adapter)
|
|||
return -1;
|
||||
}
|
||||
|
||||
static inline void *embedded_payload(struct be_mcc_wrb *wrb)
|
||||
{
|
||||
return wrb->payload.embedded_payload;
|
||||
}
|
||||
|
||||
static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
|
||||
{
|
||||
|
@ -1301,10 +1315,13 @@ int be_cmd_get_die_temperature(struct be_adapter *adapter)
|
|||
{
|
||||
struct be_mcc_wrb *wrb;
|
||||
struct be_cmd_req_get_cntl_addnl_attribs *req;
|
||||
u16 mccq_index;
|
||||
int status;
|
||||
|
||||
spin_lock_bh(&adapter->mcc_lock);
|
||||
|
||||
mccq_index = adapter->mcc_obj.q.head;
|
||||
|
||||
wrb = wrb_from_mccq(adapter);
|
||||
if (!wrb) {
|
||||
status = -EBUSY;
|
||||
|
@ -1318,16 +1335,9 @@ int be_cmd_get_die_temperature(struct be_adapter *adapter)
|
|||
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
|
||||
OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, sizeof(*req));
|
||||
|
||||
status = be_mcc_notify_wait(adapter);
|
||||
if (!status) {
|
||||
struct be_cmd_resp_get_cntl_addnl_attribs *resp =
|
||||
embedded_payload(wrb);
|
||||
adapter->drv_stats.be_on_die_temperature =
|
||||
resp->on_die_temperature;
|
||||
}
|
||||
/* If IOCTL fails once, do not bother issuing it again */
|
||||
else
|
||||
be_get_temp_freq = 0;
|
||||
wrb->tag1 = mccq_index;
|
||||
|
||||
be_mcc_notify(adapter);
|
||||
|
||||
err:
|
||||
spin_unlock_bh(&adapter->mcc_lock);
|
||||
|
|
Loading…
Reference in a new issue