On 3/11/24 16:34, Dmitry Baryshkov wrote:
Add qmi_del_server(), a pair to qmi_add_server(), a way to remove
running server from the QMI socket. This is e.g. necessary for
pd-mapper, which needs to readd a server each time the DSP is started or
stopped.
Signed-off-by: Dmitry Baryshkov <[email protected]>
---
drivers/soc/qcom/qmi_interface.c | 67 ++++++++++++++++++++++++++++++++++++++++
include/linux/soc/qcom/qmi.h | 2 ++
2 files changed, 69 insertions(+)
diff --git a/drivers/soc/qcom/qmi_interface.c b/drivers/soc/qcom/qmi_interface.c
index bb98b06e87f8..18ff2015c682 100644
--- a/drivers/soc/qcom/qmi_interface.c
+++ b/drivers/soc/qcom/qmi_interface.c
@@ -289,6 +289,73 @@ int qmi_add_server(struct qmi_handle *qmi, unsigned int
service,
}
EXPORT_SYMBOL_GPL(qmi_add_server);
+static void qmi_send_del_server(struct qmi_handle *qmi, struct qmi_service *svc)
+{
+ struct qrtr_ctrl_pkt pkt;
+ struct sockaddr_qrtr sq;
+ struct msghdr msg = { };
+ struct kvec iv = { &pkt, sizeof(pkt) };
+ int ret;
+
+ memset(&pkt, 0, sizeof(pkt));
0-init instead?
+ pkt.cmd = cpu_to_le32(QRTR_TYPE_DEL_SERVER);
+ pkt.server.service = cpu_to_le32(svc->service);
+ pkt.server.instance = cpu_to_le32(svc->version | svc->instance << 8);
+ pkt.server.node = cpu_to_le32(qmi->sq.sq_node);
+ pkt.server.port = cpu_to_le32(qmi->sq.sq_port);
Or perhaps C99-init?
Konrad
