diff mbox series

[v2,03/11] firmware: arm_scmi: Add names to scmi devices created

Message ID 20191218111742.29731-4-sudeep.holla@arm.com
State Accepted
Commit 9c5c463f2adf140a126c7ab52bd10012c70fdd53
Headers show
Series firmware: arm_scmi: Add support for multiple device per protocol | expand

Commit Message

Sudeep Holla Dec. 18, 2019, 11:17 a.m. UTC 
Now that scmi bus provides option to create named scmi device, let us
create the default devices with names. This will help to add names for
matching to respective drivers and eventually to add multiple devices
and drivers per protocol.

Reviewed-by: Cristian Marussi <cristian.marussi@arm.com>

Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

---
 drivers/firmware/arm_scmi/driver.c | 36 +++++++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

-- 
2.17.1
diff mbox series

Patch

diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 2952fcd8dd8a..0bbdc7c9eb0f 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -829,6 +829,40 @@  scmi_create_protocol_device(struct device_node *np, struct scmi_info *info,
 	scmi_set_handle(sdev);
 }
 
+#define MAX_SCMI_DEV_PER_PROTOCOL	2
+struct scmi_prot_devnames {
+	int protocol_id;
+	char *names[MAX_SCMI_DEV_PER_PROTOCOL];
+};
+
+static struct scmi_prot_devnames devnames[] = {
+	{ SCMI_PROTOCOL_POWER,  { "genpd" },},
+	{ SCMI_PROTOCOL_PERF,   { "cpufreq" },},
+	{ SCMI_PROTOCOL_CLOCK,  { "clocks" },},
+	{ SCMI_PROTOCOL_SENSOR, { "hwmon" },},
+	{ SCMI_PROTOCOL_RESET,  { "reset" },},
+};
+
+static inline void
+scmi_create_protocol_devices(struct device_node *np, struct scmi_info *info,
+			     int prot_id)
+{
+	int loop, cnt;
+
+	for (loop = 0; loop < ARRAY_SIZE(devnames); loop++) {
+		if (devnames[loop].protocol_id != prot_id)
+			continue;
+
+		for (cnt = 0; cnt < ARRAY_SIZE(devnames[loop].names); cnt++) {
+			const char *name = devnames[loop].names[cnt];
+
+			if (name)
+				scmi_create_protocol_device(np, info, prot_id,
+							    name);
+		}
+	}
+}
+
 static int scmi_probe(struct platform_device *pdev)
 {
 	int ret;
@@ -897,7 +931,7 @@  static int scmi_probe(struct platform_device *pdev)
 			continue;
 		}
 
-		scmi_create_protocol_device(child, info, prot_id, NULL);
+		scmi_create_protocol_devices(child, info, prot_id);
 	}
 
 	return 0;