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From: Cristian Marussi <cristian.marussi@arm.com>
To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Cc: f.fainelli@gmail.com, vincent.guittot@linaro.org,
	sudeep.holla@arm.com, thara.gopinath@linaro.org,
	cristian.marussi@arm.com, james.quinlan@broadcom.com,
	Jonathan.Cameron@Huawei.com, souvik.chakravarty@arm.com,
	etienne.carriere@linaro.org, lukasz.luba@arm.com
Subject: [PATCH v6 31/37] firmware: arm_scmi: make references to handle const
Date: Tue,  2 Feb 2021 22:15:49 +0000	[thread overview]
Message-ID: <20210202221555.41167-32-cristian.marussi@arm.com> (raw)
In-Reply-To: <20210202221555.41167-1-cristian.marussi@arm.com>

Now that all the protocol private variable data have been moved out of
struct scmi_handle, mark all of its references as const.

Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
---
 drivers/firmware/arm_scmi/common.h | 4 ++--
 drivers/firmware/arm_scmi/driver.c | 8 ++++----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h
index c7b48f1e5fe0..45387a32d79e 100644
--- a/drivers/firmware/arm_scmi/common.h
+++ b/drivers/firmware/arm_scmi/common.h
@@ -274,8 +274,8 @@ void __exit scmi_##name##_unregister(void) \
 
 const struct scmi_protocol *scmi_get_protocol(int protocol_id);
 
-int scmi_acquire_protocol(struct scmi_handle *handle, u8 protocol_id);
-void scmi_release_protocol(struct scmi_handle *handle, u8 protocol_id);
+int scmi_acquire_protocol(const struct scmi_handle *handle, u8 protocol_id);
+void scmi_release_protocol(const struct scmi_handle *handle, u8 protocol_id);
 
 /* SCMI Transport */
 /**
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 09149da50a57..2c2bcd64e3b3 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -729,7 +729,7 @@ scmi_get_revision_area(const struct scmi_protocol_handle *ph)
  * Return: A reference to an initialized protocol instance or error on failure.
  */
 static struct scmi_protocol_instance * __must_check
-scmi_get_protocol_instance(struct scmi_handle *handle, u8 protocol_id)
+scmi_get_protocol_instance(const struct scmi_handle *handle, u8 protocol_id)
 {
 	int ret = -ENOMEM;
 	void *gid;
@@ -808,7 +808,7 @@ scmi_get_protocol_instance(struct scmi_handle *handle, u8 protocol_id)
  *
  * Return: 0 if protocol was acquired successfully.
  */
-int scmi_acquire_protocol(struct scmi_handle *handle, u8 protocol_id)
+int scmi_acquire_protocol(const struct scmi_handle *handle, u8 protocol_id)
 {
 	return PTR_ERR_OR_ZERO(scmi_get_protocol_instance(handle, protocol_id));
 }
@@ -821,7 +821,7 @@ int scmi_acquire_protocol(struct scmi_handle *handle, u8 protocol_id)
  * Remove one user for the specified protocol and triggers de-initialization
  * and resources de-allocation once the last user has gone.
  */
-void scmi_release_protocol(struct scmi_handle *handle, u8 protocol_id)
+void scmi_release_protocol(const struct scmi_handle *handle, u8 protocol_id)
 {
 	struct scmi_info *info = handle_to_scmi_info(handle);
 	struct scmi_protocol_instance *pi;
@@ -876,7 +876,7 @@ scmi_is_protocol_implemented(const struct scmi_handle *handle, u8 prot_id)
 }
 
 struct scmi_protocol_devres {
-	struct scmi_handle *handle;
+	const struct scmi_handle *handle;
 	u8 protocol_id;
 };
 
-- 
2.17.1


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  parent reply	other threads:[~2021-02-02 22:27 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-02 22:15 [PATCH v6 0/37] SCMI vendor protocols and modularization Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 01/37] firmware: arm_scmi: review protocol registration interface Cristian Marussi
2021-03-08  4:38   ` Sudeep Holla
2021-03-08 11:24     ` Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 02/37] firmware: arm_scmi: introduce protocol handle definitions Cristian Marussi
2021-03-08  5:50   ` Sudeep Holla
2021-03-08 11:37     ` Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 03/37] firmware: arm_scmi: introduce devres get/put protocols operations Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 04/37] firmware: arm_scmi: add devm_acquire_protocol helper Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 05/37] firmware: arm_scmi: make notifications aware of protocols users Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 06/37] firmware: arm_scmi: introduce new devres notification ops Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 07/37] firmware: arm_scmi: refactor events registration Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 08/37] firmware: arm_scmi: convert events registration to protocol handles Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 09/37] firmware: arm_scmi: add new protocol handle core xfer ops Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 10/37] firmware: arm_scmi: add helper to access revision area memory Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 11/37] firmware: arm_scmi: port Base protocol to new interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 12/37] firmware: arm_scmi: port Perf protocol to new protocols interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 13/37] cpufreq: scmi: port driver to the new scmi_perf_proto_ops interface Cristian Marussi
2021-02-03  3:03   ` Viresh Kumar
2021-02-03 12:10     ` Cristian Marussi
2021-02-04 11:43       ` Sudeep Holla
2021-02-04  2:14   ` Viresh Kumar
2021-02-02 22:15 ` [PATCH v6 14/37] firmware: arm_scmi: remove legacy scmi_perf_ops protocol interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 15/37] firmware: arm_scmi: port Power protocol to new protocols interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 16/37] firmware: arm_scmi: port GenPD driver to the new scmi_power_proto_ops interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 17/37] firmware: arm_scmi: remove legacy scmi_power_ops protocol interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 18/37] firmware: arm_scmi: port Clock protocol to new protocols interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 19/37] clk: scmi: port driver to the new scmi_clk_proto_ops interface Cristian Marussi
2021-03-10 14:19   ` Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 20/37] firmware: arm_scmi: remove legacy scmi_clk_ops protocol interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 21/37] firmware: arm_scmi: port Reset protocol to new protocols interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 22/37] reset: reset-scmi: port driver to the new scmi_reset_proto_ops interface Cristian Marussi
2021-03-03 14:46   ` Philipp Zabel
2021-02-02 22:15 ` [PATCH v6 23/37] firmware: arm_scmi: remove legacy scmi_reset_ops protocol interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 24/37] firmware: arm_scmi: port Sensor protocol to new protocols interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 25/37] hwmon: (scmi) port driver to the new scmi_sensor_proto_ops interface Cristian Marussi
2021-02-03  1:30   ` Guenter Roeck
2021-02-02 22:15 ` [PATCH v6 26/37] firmware: arm_scmi: remove legacy scmi_sensor_ops protocol interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 27/37] firmware: arm_scmi: port SystemPower protocol to new protocols interface Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 28/37] firmware: arm_scmi: port Voltage " Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 29/37] regulator: scmi: port driver to the new scmi_voltage_proto_ops interface Cristian Marussi
2021-02-03 13:24   ` Mark Brown
2021-02-03 14:39     ` Cristian Marussi
2021-02-03 16:18   ` Mark Brown
2021-02-02 22:15 ` [PATCH v6 30/37] firmware: arm_scmi: remove legacy scmi_voltage_ops protocol interface Cristian Marussi
2021-02-02 22:15 ` Cristian Marussi [this message]
2021-02-02 22:15 ` [PATCH v6 32/37] firmware: arm_scmi: cleanup legacy protocol init code Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 33/37] firmware: arm_scmi: cleanup unused core xfer wrappers Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 34/37] firmware: arm_scmi: cleanup events registration transient code Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 35/37] firmware: arm_scmi: make notify_priv really private Cristian Marussi
2021-03-08  6:12   ` Sudeep Holla
2021-03-08 11:39     ` Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 36/37] firmware: arm_scmi: add protocol modularization support Cristian Marussi
2021-03-08  7:34   ` Sudeep Holla
2021-03-09  8:04     ` Cristian Marussi
2021-02-02 22:15 ` [PATCH v6 37/37] firmware: arm_scmi: add dynamic scmi devices creation Cristian Marussi
2021-03-15  8:33   ` Sudeep Holla
2021-03-15  9:03     ` Cristian Marussi

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