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firmware: scmi: prepare uclass to pass channel reference

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Changes SCMI transport operator ::process_msg to pass the SCMI channel
reference provided by caller SCMI protocol device.

Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org>
This commit is contained in:
Etienne Carriere 2022-05-31 18:09:19 +02:00 committed by Tom Rini
parent 8bcb1b4898
commit 85dc582892
6 changed files with 14 additions and 5 deletions
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4
drivers/firmware/scmi/mailbox_agent.c
View file

@ -31,7 +31,9 @@ struct scmi_mbox_channel {
ulong timeout_us;
};
static int scmi_mbox_process_msg(struct udevice *dev, struct scmi_msg *msg)
static int scmi_mbox_process_msg(struct udevice *dev,
struct scmi_channel *channel,
struct scmi_msg *msg)
{
struct scmi_mbox_channel *chan = dev_get_plat(dev);
int ret;

4
drivers/firmware/scmi/optee_agent.c
View file

@ -267,7 +267,9 @@ static void release_shm(struct udevice *dev, struct channel_session *sess)
tee_shm_free(sess->tee_shm);
}
static int scmi_optee_process_msg(struct udevice *dev, struct scmi_msg *msg)
static int scmi_optee_process_msg(struct udevice *dev,
struct scmi_channel *channel,
struct scmi_msg *msg)
{
struct channel_session sess = { };
int ret;

1
drivers/firmware/scmi/sandbox-scmi_agent.c
View file

@ -471,6 +471,7 @@ static int sandbox_scmi_voltd_level_get(struct udevice *dev,
}
static int sandbox_scmi_test_process_msg(struct udevice *dev,
struct scmi_channel *channel,
struct scmi_msg *msg)
{
switch (msg->protocol_id) {

2
drivers/firmware/scmi/scmi_agent-uclass.c
View file

@ -133,7 +133,7 @@ int devm_scmi_process_msg(struct udevice *dev, struct scmi_channel *channel,
ops = transport_dev_ops(parent);
if (ops->process_msg)
return ops->process_msg(parent, msg);
return ops->process_msg(parent, NULL, msg);
return -EPROTONOSUPPORT;
}

4
drivers/firmware/scmi/smccc_agent.c
View file

@ -30,7 +30,9 @@ struct scmi_smccc_channel {
struct scmi_smt smt;
};
static int scmi_smccc_process_msg(struct udevice *dev, struct scmi_msg *msg)
static int scmi_smccc_process_msg(struct udevice *dev,
struct scmi_channel *channel,
struct scmi_msg *msg)
{
struct scmi_smccc_channel *chan = dev_get_plat(dev);
struct arm_smccc_res res;

4
include/scmi_agent-uclass.h
View file

@ -7,6 +7,7 @@
struct udevice;
struct scmi_msg;
struct scmi_channel;
/**
* struct scmi_transport_ops - The functions that a SCMI transport layer must implement.
@ -18,7 +19,8 @@ struct scmi_agent_ops {
* @dev: SCMI protocol device using the transport
* @msg: SCMI message to be transmitted
*/
int (*process_msg)(struct udevice *dev, struct scmi_msg *msg);
int (*process_msg)(struct udevice *dev, struct scmi_channel *channel,
struct scmi_msg *msg);
};
#endif /* _SCMI_TRANSPORT_UCLASS_H */