Commit 951eaac1 authored by Lad Prabhakar's avatar Lad Prabhakar Committed by Geert Uytterhoeven
Browse files

pinctrl: renesas: rzg2l: Acquire lock in rzg2l_pinctrl_pm_setup_pfc() 



To keep consistency with rzg2l_pinctrl_set_pfc_mode(), acquire the lock
in rzg2l_pinctrl_pm_setup_pfc() during PFC setup.

Signed-off-by: default avatarLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com> # on RZ/G3S
Link: https://lore.kernel.org/r/20240530173857.164073-15-prabhakar.mahadev-lad.rj@bp.renesas.com


Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent d930e8f7

drivers/pinctrl/renesas/pinctrl-rzg2l.c

+3 −0
Original line number Diff line number Diff line
@@ -2541,7 +2541,9 @@ static void rzg2l_pinctrl_pm_setup_dedicated_regs(struct rzg2l_pinctrl *pctrl, b 
static void rzg2l_pinctrl_pm_setup_pfc(struct rzg2l_pinctrl *pctrl)

{

	u32 nports = pctrl->data->n_port_pins / RZG2L_PINS_PER_PORT;

	unsigned long flags;



	spin_lock_irqsave(&pctrl->lock, flags);

	pctrl->data->pwpr_pfc_lock_unlock(pctrl, false);



	/* Restore port registers. */
@@ -2586,6 +2588,7 @@ static void rzg2l_pinctrl_pm_setup_pfc(struct rzg2l_pinctrl *pctrl) 
	}



	pctrl->data->pwpr_pfc_lock_unlock(pctrl, true);

	spin_unlock_irqrestore(&pctrl->lock, flags);

}



static int rzg2l_pinctrl_suspend_noirq(struct device *dev)