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Message-ID: <20230811161446.636253-2-cristian.marussi@arm.com>
Date: Fri, 11 Aug 2023 17:14:41 +0100
From: Cristian Marussi <cristian.marussi@....com>
To: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Cc: sudeep.holla@....com, james.quinlan@...adcom.com,
f.fainelli@...il.com, vincent.guittot@...aro.org,
etienne.carriere@...aro.org, peng.fan@....nxp.com,
chuck.cannon@....com, souvik.chakravarty@....com,
nicola.mazzucato@....com,
Cristian Marussi <cristian.marussi@....com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, linux-clk@...r.kernel.org
Subject: [PATCH 1/6] firmware: arm_scmi: Simplify enable/disable Clock operations
Add a param to Clock enable/disable operation to ask for atomic operation
and remove _atomic version of such operations.
No functional change.
CC: Michael Turquette <mturquette@...libre.com>
CC: Stephen Boyd <sboyd@...nel.org>
CC: linux-clk@...r.kernel.org
Signed-off-by: Cristian Marussi <cristian.marussi@....com>
---
drivers/clk/clk-scmi.c | 8 ++++----
drivers/firmware/arm_scmi/clock.c | 24 ++++++------------------
include/linux/scmi_protocol.h | 9 ++++-----
3 files changed, 14 insertions(+), 27 deletions(-)
diff --git a/drivers/clk/clk-scmi.c b/drivers/clk/clk-scmi.c
index 2c7a830ce308..ff003083e592 100644
--- a/drivers/clk/clk-scmi.c
+++ b/drivers/clk/clk-scmi.c
@@ -78,28 +78,28 @@ static int scmi_clk_enable(struct clk_hw *hw)
{
struct scmi_clk *clk = to_scmi_clk(hw);
- return scmi_proto_clk_ops->enable(clk->ph, clk->id);
+ return scmi_proto_clk_ops->enable(clk->ph, clk->id, false);
}
static void scmi_clk_disable(struct clk_hw *hw)
{
struct scmi_clk *clk = to_scmi_clk(hw);
- scmi_proto_clk_ops->disable(clk->ph, clk->id);
+ scmi_proto_clk_ops->disable(clk->ph, clk->id, false);
}
static int scmi_clk_atomic_enable(struct clk_hw *hw)
{
struct scmi_clk *clk = to_scmi_clk(hw);
- return scmi_proto_clk_ops->enable_atomic(clk->ph, clk->id);
+ return scmi_proto_clk_ops->enable(clk->ph, clk->id, true);
}
static void scmi_clk_atomic_disable(struct clk_hw *hw)
{
struct scmi_clk *clk = to_scmi_clk(hw);
- scmi_proto_clk_ops->disable_atomic(clk->ph, clk->id);
+ scmi_proto_clk_ops->disable(clk->ph, clk->id, true);
}
/*
diff --git a/drivers/firmware/arm_scmi/clock.c b/drivers/firmware/arm_scmi/clock.c
index 96060bf90a24..447d29b5fc72 100644
--- a/drivers/firmware/arm_scmi/clock.c
+++ b/drivers/firmware/arm_scmi/clock.c
@@ -418,26 +418,16 @@ scmi_clock_config_set(const struct scmi_protocol_handle *ph, u32 clk_id,
return ret;
}
-static int scmi_clock_enable(const struct scmi_protocol_handle *ph, u32 clk_id)
+static int scmi_clock_enable(const struct scmi_protocol_handle *ph, u32 clk_id,
+ bool atomic)
{
- return scmi_clock_config_set(ph, clk_id, CLOCK_ENABLE, false);
+ return scmi_clock_config_set(ph, clk_id, CLOCK_ENABLE, atomic);
}
-static int scmi_clock_disable(const struct scmi_protocol_handle *ph, u32 clk_id)
+static int scmi_clock_disable(const struct scmi_protocol_handle *ph, u32 clk_id,
+ bool atomic)
{
- return scmi_clock_config_set(ph, clk_id, 0, false);
-}
-
-static int scmi_clock_enable_atomic(const struct scmi_protocol_handle *ph,
- u32 clk_id)
-{
- return scmi_clock_config_set(ph, clk_id, CLOCK_ENABLE, true);
-}
-
-static int scmi_clock_disable_atomic(const struct scmi_protocol_handle *ph,
- u32 clk_id)
-{
- return scmi_clock_config_set(ph, clk_id, 0, true);
+ return scmi_clock_config_set(ph, clk_id, 0, atomic);
}
static int scmi_clock_count_get(const struct scmi_protocol_handle *ph)
@@ -470,8 +460,6 @@ static const struct scmi_clk_proto_ops clk_proto_ops = {
.rate_set = scmi_clock_rate_set,
.enable = scmi_clock_enable,
.disable = scmi_clock_disable,
- .enable_atomic = scmi_clock_enable_atomic,
- .disable_atomic = scmi_clock_disable_atomic,
};
static int scmi_clk_rate_notify(const struct scmi_protocol_handle *ph,
diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h
index e6fe4f73ffe6..b4c631a8d0ac 100644
--- a/include/linux/scmi_protocol.h
+++ b/include/linux/scmi_protocol.h
@@ -90,11 +90,10 @@ struct scmi_clk_proto_ops {
u64 *rate);
int (*rate_set)(const struct scmi_protocol_handle *ph, u32 clk_id,
u64 rate);
- int (*enable)(const struct scmi_protocol_handle *ph, u32 clk_id);
- int (*disable)(const struct scmi_protocol_handle *ph, u32 clk_id);
- int (*enable_atomic)(const struct scmi_protocol_handle *ph, u32 clk_id);
- int (*disable_atomic)(const struct scmi_protocol_handle *ph,
- u32 clk_id);
+ int (*enable)(const struct scmi_protocol_handle *ph, u32 clk_id,
+ bool atomic);
+ int (*disable)(const struct scmi_protocol_handle *ph, u32 clk_id,
+ bool atomic);
};
/**
--
2.41.0
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