[PATCH v7 22/38] firmware: arm_scmi: remove legacy scmi_reset_ops protocol interface

Cristian Marussi
2021-03-16T12:58:04Z

Now that all the SCMI driver users have been migrated to the new interface
remove the legacy interface and all the transient code.

Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
---
drivers/firmware/arm_scmi/reset.c | 68 -------------------------------
include/linux/scmi_protocol.h | 11 -----
2 files changed, 79 deletions(-)

diff --git a/drivers/firmware/arm_scmi/reset.c b/drivers/firmware/arm_scmi/reset.c
index 26d517745d50..7ea1286bfed6 100644
--- a/drivers/firmware/arm_scmi/reset.c
+++ b/drivers/firmware/arm_scmi/reset.c
@@ -125,14 +125,6 @@ static int scmi_reset_num_domains_get(const struct scmi_protocol_handle *ph)
return pi->num_domains;
}

-static int __scmi_reset_num_domains_get(const struct scmi_handle *handle)
-{
- const struct scmi_protocol_handle *ph =
- scmi_map_protocol_handle(handle, SCMI_PROTOCOL_RESET);
-
- return scmi_reset_num_domains_get(ph);
-}
-
static char *scmi_reset_name_get(const struct scmi_protocol_handle *ph,
u32 domain)
{
@@ -143,15 +135,6 @@ static char *scmi_reset_name_get(const struct scmi_protocol_handle *ph,
return dom->name;
}

-static char *__scmi_reset_name_get(const struct scmi_handle *handle,
- u32 domain)
-{
- const struct scmi_protocol_handle *ph =
- scmi_map_protocol_handle(handle, SCMI_PROTOCOL_RESET);
-
- return scmi_reset_name_get(ph, domain);
-}
-
static int scmi_reset_latency_get(const struct scmi_protocol_handle *ph,
u32 domain)
{
@@ -161,15 +144,6 @@ static int scmi_reset_latency_get(const struct scmi_protocol_handle *ph,
return dom->latency_us;
}

-static int __scmi_reset_latency_get(const struct scmi_handle *handle,
- u32 domain)
-{
- const struct scmi_protocol_handle *ph =
- scmi_map_protocol_handle(handle, SCMI_PROTOCOL_RESET);
-
- return scmi_reset_latency_get(ph, domain);
-}
-
static int scmi_domain_reset(const struct scmi_protocol_handle *ph, u32 domain,
u32 flags, u32 state)
{
@@ -207,15 +181,6 @@ static int scmi_reset_domain_reset(const struct scmi_protocol_handle *ph,
ARCH_COLD_RESET);
}

-static int __scmi_reset_domain_reset(const struct scmi_handle *handle,
- u32 domain)
-{
- const struct scmi_protocol_handle *ph =
- scmi_map_protocol_handle(handle, SCMI_PROTOCOL_RESET);
-
- return scmi_reset_domain_reset(ph, domain);
-}
-
static int
scmi_reset_domain_assert(const struct scmi_protocol_handle *ph, u32 domain)
{
@@ -223,39 +188,12 @@ scmi_reset_domain_assert(const struct scmi_protocol_handle *ph, u32 domain)
ARCH_COLD_RESET);
}

-static int
-__scmi_reset_domain_assert(const struct scmi_handle *handle, u32 domain)
-{
- const struct scmi_protocol_handle *ph =
- scmi_map_protocol_handle(handle, SCMI_PROTOCOL_RESET);
-
- return scmi_reset_domain_assert(ph, domain);
-}
-
static int
scmi_reset_domain_deassert(const struct scmi_protocol_handle *ph, u32 domain)
{
return scmi_domain_reset(ph, domain, 0, ARCH_COLD_RESET);
}

-static int
-__scmi_reset_domain_deassert(const struct scmi_handle *handle, u32 domain)
-{
- const struct scmi_protocol_handle *ph =
- scmi_map_protocol_handle(handle, SCMI_PROTOCOL_RESET);
-
- return scmi_reset_domain_deassert(ph, domain);
-}
-
-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,
- .reset = __scmi_reset_domain_reset,
- .assert = __scmi_reset_domain_assert,
- .deassert = __scmi_reset_domain_deassert,
-};
-
static const struct scmi_reset_proto_ops reset_proto_ops = {
.num_domains_get = scmi_reset_num_domains_get,
.name_get = scmi_reset_name_get,
@@ -357,7 +295,6 @@ static int scmi_reset_protocol_init(const struct scmi_protocol_handle *ph)
int domain;
u32 version;
struct scmi_reset_info *pinfo;
- struct scmi_handle *handle;

ph->xops->version_get(ph, &version);

@@ -382,11 +319,6 @@ static int scmi_reset_protocol_init(const struct scmi_protocol_handle *ph)
}

pinfo->version = version;
-
- /* Transient code for legacy ops interface */
- handle = scmi_map_scmi_handle(ph);
- handle->reset_ops = &reset_ops;
-
return ph->set_priv(ph, pinfo);
}

diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h
index 234b03a3f038..c5bf9dc707aa 100644
--- a/include/linux/scmi_protocol.h
+++ b/include/linux/scmi_protocol.h
@@ -483,15 +483,6 @@ struct scmi_reset_proto_ops {
int (*deassert)(const struct scmi_protocol_handle *ph, u32 domain);
};

-struct scmi_reset_ops {
- int (*num_domains_get)(const struct scmi_handle *handle);
- char *(*name_get)(const struct scmi_handle *handle, u32 domain);
- int (*latency_get)(const struct scmi_handle *handle, u32 domain);
- int (*reset)(const struct scmi_handle *handle, u32 domain);
- int (*assert)(const struct scmi_handle *handle, u32 domain);
- int (*deassert)(const struct scmi_handle *handle, u32 domain);
-};
-
/**
* struct scmi_voltage_info - describe one available SCMI Voltage Domain
*
@@ -615,7 +606,6 @@ struct scmi_notify_ops {
* @dev: pointer to the SCMI device
* @version: pointer to the structure containing SCMI version information
* @sensor_ops: pointer to set of sensor protocol operations
- * @reset_ops: pointer to set of reset protocol operations
* @voltage_ops: pointer to set of voltage protocol operations
* @devm_protocol_get: devres managed method to acquire a protocol and get specific
* operations and a dedicated protocol handler
@@ -632,7 +622,6 @@ struct scmi_handle {
struct device *dev;
struct scmi_revision_info *version;
const struct scmi_sensor_ops *sensor_ops;
- const struct scmi_reset_ops *reset_ops;
const struct scmi_voltage_ops *voltage_ops;

const void __must_check *