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path: root/drivers/net/ipa
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Diffstat (limited to 'drivers/net/ipa')
-rw-r--r--drivers/net/ipa/ipa_main.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/net/ipa/ipa_main.c b/drivers/net/ipa/ipa_main.c
index 67aba68e6e3b..2e728d4914c8 100644
--- a/drivers/net/ipa/ipa_main.c
+++ b/drivers/net/ipa/ipa_main.c
@@ -194,6 +194,9 @@ static void ipa_teardown(struct ipa *ipa)
struct ipa_endpoint *exception_endpoint;
struct ipa_endpoint *command_endpoint;
+ /* We're going to tear everything down, as if setup never completed */
+ ipa->setup_complete = false;
+
ipa_qmi_teardown(ipa);
ipa_endpoint_default_route_clear(ipa);
exception_endpoint = ipa->name_map[IPA_ENDPOINT_AP_LAN_RX];
@@ -885,13 +888,11 @@ static int ipa_suspend(struct device *dev)
{
struct ipa *ipa = dev_get_drvdata(dev);
- /* When a suspended RX endpoint has a packet ready to receive, we
- * get an IPA SUSPEND interrupt. We trigger a system resume in
- * that case, but only on the first such interrupt since suspend.
- */
- __clear_bit(IPA_FLAG_RESUMED, ipa->flags);
-
- ipa_endpoint_suspend(ipa);
+ /* Endpoints aren't usable until setup is complete */
+ if (ipa->setup_complete) {
+ __clear_bit(IPA_FLAG_RESUMED, ipa->flags);
+ ipa_endpoint_suspend(ipa);
+ }
ipa_clock_put(ipa);
@@ -917,7 +918,9 @@ static int ipa_resume(struct device *dev)
*/
ipa_clock_get(ipa);
- ipa_endpoint_resume(ipa);
+ /* Endpoints aren't usable until setup is complete */
+ if (ipa->setup_complete)
+ ipa_endpoint_resume(ipa);
return 0;
}