firmware: arm_scmi: Constify static scmi-ops

These are never modified, so make them const to allow the compiler to
put them in read-only memory.

Link: https://lore.kernel.org/r/20200906230452.33410-4-rikard.falkeborn@gmail.comSigned-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

drivers/firmware/arm_scmi/clock.c

@@ -318,7 +318,7 @@ scmi_clock_info_get(const struct scmi_handle *handle, u32 clk_id)
 	return clk;
 }
 
-static struct scmi_clk_ops clk_ops = {
+static const struct scmi_clk_ops clk_ops = {
 	.count_get = scmi_clock_count_get,
 	.info_get = scmi_clock_info_get,
 	.rate_get = scmi_clock_rate_get,

drivers/firmware/arm_scmi/common.h

@@ -210,7 +210,7 @@ struct scmi_transport_ops {
  * @max_msg_size: Maximum size of data per message that can be handled.
  */
 struct scmi_desc {
-	struct scmi_transport_ops *ops;
+	const struct scmi_transport_ops *ops;
 	int max_rx_timeout_ms;
 	int max_msg;
 	int max_msg_size;

drivers/firmware/arm_scmi/mailbox.c

@@ -181,7 +181,7 @@ mailbox_poll_done(struct scmi_chan_info *cinfo, struct scmi_xfer *xfer)
 	return shmem_poll_done(smbox->shmem, xfer);
 }
 
-static struct scmi_transport_ops scmi_mailbox_ops = {
+static const struct scmi_transport_ops scmi_mailbox_ops = {
 	.chan_available = mailbox_chan_available,
 	.chan_setup = mailbox_chan_setup,
 	.chan_free = mailbox_chan_free,

drivers/firmware/arm_scmi/notify.c

@@ -1421,7 +1421,7 @@ static void scmi_protocols_late_init(struct work_struct *work)
  * notify_ops are attached to the handle so that can be accessed
  * directly from an scmi_driver to register its own notifiers.
  */
-static struct scmi_notify_ops notify_ops = {
+static const struct scmi_notify_ops notify_ops = {
 	.register_event_notifier = scmi_register_notifier,
 	.unregister_event_notifier = scmi_unregister_notifier,
 };

drivers/firmware/arm_scmi/perf.c

@@ -748,7 +748,7 @@ static bool scmi_fast_switch_possible(const struct scmi_handle *handle,
 	return dom->fc_info && dom->fc_info->level_set_addr;
 }
 
-static struct scmi_perf_ops perf_ops = {
+static const struct scmi_perf_ops perf_ops = {
 	.limits_set = scmi_perf_limits_set,
 	.limits_get = scmi_perf_limits_get,
 	.level_set = scmi_perf_level_set,

drivers/firmware/arm_scmi/power.c

@@ -184,7 +184,7 @@ static char *scmi_power_name_get(const struct scmi_handle *handle, u32 domain)
 	return dom->name;
 }
 
-static struct scmi_power_ops power_ops = {
+static const struct scmi_power_ops power_ops = {
 	.num_domains_get = scmi_power_num_domains_get,
 	.name_get = scmi_power_name_get,
 	.state_set = scmi_power_state_set,

drivers/firmware/arm_scmi/reset.c

@@ -194,7 +194,7 @@ scmi_reset_domain_deassert(const struct scmi_handle *handle, u32 domain)
 	return scmi_domain_reset(handle, domain, 0, ARCH_COLD_RESET);
 }
 
-static struct scmi_reset_ops reset_ops = {
+static const struct scmi_reset_ops reset_ops = {
 	.num_domains_get = scmi_reset_num_domains_get,
 	.name_get = scmi_reset_name_get,
 	.latency_get = scmi_reset_latency_get,

drivers/firmware/arm_scmi/sensors.c

@@ -275,7 +275,7 @@ static int scmi_sensor_count_get(const struct scmi_handle *handle)
 	return si->num_sensors;
 }
 
-static struct scmi_sensor_ops sensor_ops = {
+static const struct scmi_sensor_ops sensor_ops = {
 	.count_get = scmi_sensor_count_get,
 	.info_get = scmi_sensor_info_get,
 	.trip_point_config = scmi_sensor_trip_point_config,

drivers/firmware/arm_scmi/smc.c

@@ -137,7 +137,7 @@ smc_poll_done(struct scmi_chan_info *cinfo, struct scmi_xfer *xfer)
 	return shmem_poll_done(scmi_info->shmem, xfer);
 }
 
-static struct scmi_transport_ops scmi_smc_ops = {
+static const struct scmi_transport_ops scmi_smc_ops = {
 	.chan_available = smc_chan_available,
 	.chan_setup = smc_chan_setup,
 	.chan_free = smc_chan_free,