diff mbox series

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

Message ID 20230912045157.177966-12-claudiu.beznea.uj@bp.renesas.com (mailing list archive)
State New, archived
Headers show
Series Add new Renesas RZ/G3S SoC and RZ/G3S SMARC EVK | expand

Commit Message

Claudiu Beznea Sept. 12, 2023, 4:51 a.m. UTC 
From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>

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@bp.renesas.com>
---
 drivers/clk/renesas/rzg2l-cpg.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Comments

Geert Uytterhoeven Sept. 14, 2023, 1:06 p.m. UTC | #1 
On Tue, Sep 12, 2023 at 6:52 AM Claudiu <claudiu.beznea@tuxon.dev> wrote:
> From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
>
> 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@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-clk-for-v6.7.

Gr{oetje,eeting}s,

                        Geert
diff mbox series

Patch

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);