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firmware: arm_scmi: Make references to handle const

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

Link: https://lore.kernel.org/r/20210316124903.35011-32-cristian.marussi@arm.com
Tested-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
Cristian Marussi 2021-03-16 12:48:56 +00:00 committed by Sudeep Holla
parent c3ed5e953e
commit f0e73cee26
2 changed files with 7 additions and 7 deletions
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4
drivers/firmware/arm_scmi/common.h
View File

@ -276,8 +276,8 @@ void __exit scmi_##name##_unregister(void) \
const struct scmi_protocol *scmi_protocol_get(int protocol_id);
int scmi_protocol_acquire(struct scmi_handle *handle, u8 protocol_id);
void scmi_protocol_release(struct scmi_handle *handle, u8 protocol_id);
int scmi_protocol_acquire(const struct scmi_handle *handle, u8 protocol_id);
void scmi_protocol_release(const struct scmi_handle *handle, u8 protocol_id);
/* SCMI Transport */
/**

10
drivers/firmware/arm_scmi/driver.c
View File

@ -739,7 +739,7 @@ scmi_alloc_init_protocol_instance(struct scmi_info *info,
int ret = -ENOMEM;
void *gid;
struct scmi_protocol_instance *pi;
struct scmi_handle *handle = &info->handle;
const struct scmi_handle *handle = &info->handle;
/* Protocol specific devres group */
gid = devres_open_group(handle->dev, NULL, GFP_KERNEL);
@ -805,7 +805,7 @@ out:
* 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)
{
struct scmi_protocol_instance *pi;
struct scmi_info *info = handle_to_scmi_info(handle);
@ -840,7 +840,7 @@ scmi_get_protocol_instance(struct scmi_handle *handle, u8 protocol_id)
*
* Return: 0 if protocol was acquired successfully.
*/
int scmi_protocol_acquire(struct scmi_handle *handle, u8 protocol_id)
int scmi_protocol_acquire(const struct scmi_handle *handle, u8 protocol_id)
{
return PTR_ERR_OR_ZERO(scmi_get_protocol_instance(handle, protocol_id));
}
@ -853,7 +853,7 @@ int scmi_protocol_acquire(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_protocol_release(struct scmi_handle *handle, u8 protocol_id)
void scmi_protocol_release(const struct scmi_handle *handle, u8 protocol_id)
{
struct scmi_info *info = handle_to_scmi_info(handle);
struct scmi_protocol_instance *pi;
@ -908,7 +908,7 @@ 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;
};