linux-kernel - [PATCH v12 5/9] pinctrl: qcom: Use qcom_scm_io

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Message-ID: <20240227155308.18395-6-quic_mojha@quicinc.com>
Date: Tue, 27 Feb 2024 21:23:04 +0530
From: Mukesh Ojha <quic_mojha@...cinc.com>
To: <andersson@...nel.org>, <konrad.dybcio@...aro.org>
CC: <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linus.walleij@...aro.org>, <linux-gpio@...r.kernel.org>,
        Mukesh Ojha
	<quic_mojha@...cinc.com>
Subject: [PATCH v12 5/9] pinctrl: qcom: Use qcom_scm_io_rmw() function

Use qcom_scm_io_rmw() exported function in pinctrl-msm
driver.

Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>
---
@Linus.Walleij,

I have removed your Ack on this patch after your comment
on https://lore.kernel.org/lkml/CACRpkdbnj3W3k=snTx3iadHWU+RNv9GY4B3O4K0hu8TY+DrK=Q@mail.gmail.com/

If you agree on the current solution, please ack this again.

 drivers/pinctrl/qcom/pinctrl-msm.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index aeaf0d1958f5..1bd5c8c43fcd 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -1082,22 +1082,20 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type)
 	if (g->intr_target_width)
 		intr_target_mask = GENMASK(g->intr_target_width - 1, 0);
 
+	intr_target_mask <<= g->intr_target_bit;
 	if (pctrl->intr_target_use_scm) {
 		u32 addr = pctrl->phys_base[0] + g->intr_target_reg;
 		int ret;
 
-		qcom_scm_io_readl(addr, &val);
-		val &= ~(intr_target_mask << g->intr_target_bit);
-		val |= g->intr_target_kpss_val << g->intr_target_bit;
-
-		ret = qcom_scm_io_writel(addr, val);
+		val = g->intr_target_kpss_val << g->intr_target_bit;
+		ret = qcom_scm_io_rmw(addr, intr_target_mask, val);
 		if (ret)
 			dev_err(pctrl->dev,
 				"Failed routing %lu interrupt to Apps proc",
 				d->hwirq);
 	} else {
 		val = msm_readl_intr_target(pctrl, g);
-		val &= ~(intr_target_mask << g->intr_target_bit);
+		val &= ~intr_target_mask;
 		val |= g->intr_target_kpss_val << g->intr_target_bit;
 		msm_writel_intr_target(val, pctrl, g);
 	}
-- 
2.43.0.254.ga26002b62827