Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 56a94ef2 authored by Sivan Reinstein's avatar Sivan Reinstein
Browse files

msm: ipa: handle SSR while qmi client is waiting for response 



When a qmi client sends a qmi request and waits for response,
if a modem SSR happens while it's waiting, it is woken up and
returning with -ENETRESET.
This change handles this error return code in ipa qmi service.

CRs-Fixed: 727845
Change-Id: I32ff53e77fe264cf1dc5618b18b52308932f74fd
Signed-off-by: default avatarSivan Reinstein <sivanr@codeaurora.org>
parent 3511ae2a

drivers/platform/msm/ipa/ipa_qmi_service.c

+10 −0
Original line number Diff line number Diff line
@@ -312,6 +312,11 @@ static int ipa_check_qmi_response(int rc, 
			"Timeout for qmi request id %d\n", req_id);

			return rc;

		}

		if (rc == -ENETRESET) {

			IPAWANERR(

			"SSR while waiting for qmi request id %d\n", req_id);

			return rc;

		}

		IPAWANERR("Error sending qmi request id %d, rc = %d\n",

			req_id, rc);

		return rc;
@@ -544,6 +549,11 @@ static void ipa_q6_clnt_svc_arrive(struct work_struct *work) 
	/* Initialize modem IPA-driver */

	IPAWANDBG("send qmi_init_modem_send_sync_msg to modem\n");

	rc = qmi_init_modem_send_sync_msg();

	if (rc == -ENETRESET) {

		IPAWANERR("qmi_init_modem_send_sync_msg failed due to SSR!\n");

		/* Cleanup will take place when ipa_wwan_remove is called */

		return;

	}

	qmi_modem_init_fin = true;

	ipa_q6_init_done();

	IPAWANDBG("complete, qmi_modem_init_fin : %d\n",