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From fe07791494a78d5a4be1363385e6ba7940740644 Mon Sep 17 00:00:00 2001
From: Claudiu Beznea <claudiu.beznea@microchip.com>
Date: Mon, 11 Oct 2021 14:27:19 +0300
Subject: [PATCH 247/247] clk: use clk_core_get_rate_recalc() in clk_rate_get()
In case clock flags contains CLK_GET_RATE_NOCACHE the clk_rate_get()
will return the cached rate. Thus, use clk_core_get_rate_recalc() which
takes proper action when clock flags contains CLK_GET_RATE_NOCACHE.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20211011112719.3951784-16-claudiu.beznea@microchip.com
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
[sboyd@kernel.org: Grab prepare lock around operation]
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
---
drivers/clk/clk.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -3145,7 +3145,10 @@ static int clk_rate_get(void *data, u64
{
struct clk_core *core = data;
- *val = core->rate;
+ clk_prepare_lock();
+ *val = clk_core_get_rate_recalc(core);
+ clk_prepare_unlock();
+
return 0;
}
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