[PATCH 11/37] clk: renesas: rzg2l: simplify a bit the logic in rzg2l_mod_clock_endisable()

From: Claudiu
Date: Tue Sep 12 2023 - 00:54:23 EST


From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>

The bitmask << 16 is anyway set on both branches of if thus move it
before the if and set the lower bits of registers only in case clock is
enabled.

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
---
drivers/clk/renesas/rzg2l-cpg.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c
index 44226682db2c..6c289223a4e2 100644
--- a/drivers/clk/renesas/rzg2l-cpg.c
+++ b/drivers/clk/renesas/rzg2l-cpg.c
@@ -914,10 +914,9 @@ static int rzg2l_mod_clock_endisable(struct clk_hw *hw, bool enable)
enable ? "ON" : "OFF");
spin_lock_irqsave(&priv->rmw_lock, flags);

+ value = bitmask << 16;
if (enable)
- value = (bitmask << 16) | bitmask;
- else
- value = bitmask << 16;
+ value |= bitmask;
writel(value, priv->base + CLK_ON_R(reg));

spin_unlock_irqrestore(&priv->rmw_lock, flags);
--
2.39.2