summaryrefslogtreecommitdiff
path: root/drivers/interconnect
diff options
context:
space:
mode:
authorMike Tipton <mdtipton@codeaurora.org>2021-11-25 20:47:51 +0300
committerGeorgi Djakov <djakov@kernel.org>2021-11-30 15:14:19 +0300
commitb95b668eaaa2574e8ee72f143c52075e9955177e (patch)
tree91ce5b7b0f2ac5f979dc0adf0fabaef39a887a6b /drivers/interconnect
parentfa55b7dcdc43c1aa1ba12bca9d2dd4318c2a0dbf (diff)
downloadlinux-b95b668eaaa2574e8ee72f143c52075e9955177e.tar.xz
interconnect: qcom: icc-rpmh: Add BCMs to commit list in pre_aggregate
We're only adding BCMs to the commit list in aggregate(), but there are cases where pre_aggregate() is called without subsequently calling aggregate(). In particular, in icc_sync_state() when a node with initial BW has zero requests. Since BCMs aren't added to the commit list in these cases, we don't actually send the zero BW request to HW. So the resources remain on unnecessarily. Add BCMs to the commit list in pre_aggregate() instead, which is always called even when there are no requests. Signed-off-by: Mike Tipton <mdtipton@codeaurora.org> [georgi: remove icc_sync_state for platforms with incomplete support] Link: https://lore.kernel.org/r/20211125174751.25317-1-djakov@kernel.org Signed-off-by: Georgi Djakov <djakov@kernel.org>
Diffstat (limited to 'drivers/interconnect')
-rw-r--r--drivers/interconnect/qcom/icc-rpmh.c10
-rw-r--r--drivers/interconnect/qcom/sm8150.c1
-rw-r--r--drivers/interconnect/qcom/sm8250.c1
-rw-r--r--drivers/interconnect/qcom/sm8350.c1
4 files changed, 5 insertions, 8 deletions
diff --git a/drivers/interconnect/qcom/icc-rpmh.c b/drivers/interconnect/qcom/icc-rpmh.c
index 3eb7936d2cf6..2c8e12549804 100644
--- a/drivers/interconnect/qcom/icc-rpmh.c
+++ b/drivers/interconnect/qcom/icc-rpmh.c
@@ -21,13 +21,18 @@ void qcom_icc_pre_aggregate(struct icc_node *node)
{
size_t i;
struct qcom_icc_node *qn;
+ struct qcom_icc_provider *qp;
qn = node->data;
+ qp = to_qcom_provider(node->provider);
for (i = 0; i < QCOM_ICC_NUM_BUCKETS; i++) {
qn->sum_avg[i] = 0;
qn->max_peak[i] = 0;
}
+
+ for (i = 0; i < qn->num_bcms; i++)
+ qcom_icc_bcm_voter_add(qp->voter, qn->bcms[i]);
}
EXPORT_SYMBOL_GPL(qcom_icc_pre_aggregate);
@@ -45,10 +50,8 @@ int qcom_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw,
{
size_t i;
struct qcom_icc_node *qn;
- struct qcom_icc_provider *qp;
qn = node->data;
- qp = to_qcom_provider(node->provider);
if (!tag)
tag = QCOM_ICC_TAG_ALWAYS;
@@ -68,9 +71,6 @@ int qcom_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw,
*agg_avg += avg_bw;
*agg_peak = max_t(u32, *agg_peak, peak_bw);
- for (i = 0; i < qn->num_bcms; i++)
- qcom_icc_bcm_voter_add(qp->voter, qn->bcms[i]);
-
return 0;
}
EXPORT_SYMBOL_GPL(qcom_icc_aggregate);
diff --git a/drivers/interconnect/qcom/sm8150.c b/drivers/interconnect/qcom/sm8150.c
index 2a85f53802b5..745e3c36a61a 100644
--- a/drivers/interconnect/qcom/sm8150.c
+++ b/drivers/interconnect/qcom/sm8150.c
@@ -535,7 +535,6 @@ static struct platform_driver qnoc_driver = {
.driver = {
.name = "qnoc-sm8150",
.of_match_table = qnoc_of_match,
- .sync_state = icc_sync_state,
},
};
module_platform_driver(qnoc_driver);
diff --git a/drivers/interconnect/qcom/sm8250.c b/drivers/interconnect/qcom/sm8250.c
index 8dfb5dea562a..aa707582ea01 100644
--- a/drivers/interconnect/qcom/sm8250.c
+++ b/drivers/interconnect/qcom/sm8250.c
@@ -551,7 +551,6 @@ static struct platform_driver qnoc_driver = {
.driver = {
.name = "qnoc-sm8250",
.of_match_table = qnoc_of_match,
- .sync_state = icc_sync_state,
},
};
module_platform_driver(qnoc_driver);
diff --git a/drivers/interconnect/qcom/sm8350.c b/drivers/interconnect/qcom/sm8350.c
index 3e26a2175b28..c79f93a1ac73 100644
--- a/drivers/interconnect/qcom/sm8350.c
+++ b/drivers/interconnect/qcom/sm8350.c
@@ -531,7 +531,6 @@ static struct platform_driver qnoc_driver = {
.driver = {
.name = "qnoc-sm8350",
.of_match_table = qnoc_of_match,
- .sync_state = icc_sync_state,
},
};
module_platform_driver(qnoc_driver);