linux-kernel - [PATCH v3 2/5] pinctrl: qcom: Use qcom_scm_io_update

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Message-ID: <1679070482-8391-3-git-send-email-quic_mojha@quicinc.com>
Date:   Fri, 17 Mar 2023 21:57:59 +0530
From:   Mukesh Ojha <quic_mojha@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <linus.walleij@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-gpio@...r.kernel.org>, Mukesh Ojha <quic_mojha@...cinc.com>
Subject: [PATCH v3 2/5] pinctrl: qcom: Use qcom_scm_io_update_field()

Use qcom_scm_io_update_field() exported function introduced
in last commit.

Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>
---
 drivers/pinctrl/qcom/pinctrl-msm.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index daeb79a..3d3d520 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -1016,6 +1016,8 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type)
 	unsigned long flags;
 	bool was_enabled;
 	u32 val;
+	u32 tmp_val;
+	u32 mask;
 
 	if (msm_gpio_needs_dual_edge_parent_workaround(d, type)) {
 		set_bit(d->hwirq, pctrl->dual_edge_irqs);
@@ -1049,24 +1051,21 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type)
 	 * With intr_target_use_scm interrupts are routed to
 	 * application cpu using scm calls.
 	 */
+	mask = (7 << g->intr_target_bit);
+	tmp_val = g->intr_target_kpss_val << 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 &= ~(7 << g->intr_target_bit);
-		val |= g->intr_target_kpss_val << g->intr_target_bit;
-
-		ret = qcom_scm_io_writel(addr, val);
+		ret = qcom_scm_io_update_field(addr, mask, tmp_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 &= ~(7 << g->intr_target_bit);
-		val |= g->intr_target_kpss_val << g->intr_target_bit;
+		val &= ~mask;
+		val |= tmp_val;
 		msm_writel_intr_target(val, pctrl, g);
 	}
 
-- 
2.7.4