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authorSudeep Holla <sudeep.holla@arm.com>2019-07-08 10:42:22 +0200
committerSudeep Holla <sudeep.holla@arm.com>2019-08-12 13:23:01 +0200
commitd0aba11614552d43a61c3acdf36876b00060286e (patch)
treefab3e51b3fc4814254b43c8d2919510529f806a5 /drivers
parentfirmware: arm_scmi: Add asynchronous sensor read if it supports (diff)
downloadlinux-d0aba11614552d43a61c3acdf36876b00060286e.tar.xz
linux-d0aba11614552d43a61c3acdf36876b00060286e.zip
firmware: arm_scmi: Drop config flag in clk_ops->rate_set
CLOCK_PROTOCOL_ATTRIBUTES provides attributes to indicate the maximum number of pending asynchronous clock rate changes supported by the platform. If it's non-zero, then we should be able to use asynchronous clock rate set for any clocks until the maximum limit is reached. In order to add that support, let's drop the config flag passed to clk_ops->rate_set and handle the asynchronous requests dynamically. Cc: Stephen Boyd <sboyd@kernel.org> Cc: linux-clk@vger.kernel.org Acked-by: Stephen Boyd <sboyd@kernel.org> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/clk/clk-scmi.c2
-rw-r--r--drivers/firmware/arm_scmi/clock.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/clk/clk-scmi.c b/drivers/clk/clk-scmi.c
index a2287c770d5c..886f7c5df51a 100644
--- a/drivers/clk/clk-scmi.c
+++ b/drivers/clk/clk-scmi.c
@@ -69,7 +69,7 @@ static int scmi_clk_set_rate(struct clk_hw *hw, unsigned long rate,
{
struct scmi_clk *clk = to_scmi_clk(hw);
- return clk->handle->clk_ops->rate_set(clk->handle, clk->id, 0, rate);
+ return clk->handle->clk_ops->rate_set(clk->handle, clk->id, rate);
}
static int scmi_clk_enable(struct clk_hw *hw)
diff --git a/drivers/firmware/arm_scmi/clock.c b/drivers/firmware/arm_scmi/clock.c
index 0a194af92438..dd215bd11a58 100644
--- a/drivers/firmware/arm_scmi/clock.c
+++ b/drivers/firmware/arm_scmi/clock.c
@@ -218,7 +218,7 @@ scmi_clock_rate_get(const struct scmi_handle *handle, u32 clk_id, u64 *value)
}
static int scmi_clock_rate_set(const struct scmi_handle *handle, u32 clk_id,
- u32 config, u64 rate)
+ u64 rate)
{
int ret;
struct scmi_xfer *t;
@@ -230,7 +230,7 @@ static int scmi_clock_rate_set(const struct scmi_handle *handle, u32 clk_id,
return ret;
cfg = t->tx.buf;
- cfg->flags = cpu_to_le32(config);
+ cfg->flags = cpu_to_le32(0);
cfg->id = cpu_to_le32(clk_id);
cfg->value_low = cpu_to_le32(rate & 0xffffffff);
cfg->value_high = cpu_to_le32(rate >> 32);