linux-kernel - [PATCH V4 3/5] mailbox: imx: extend irq to an array

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Message-Id: <20220223023157.3478540-4-peng.fan@oss.nxp.com>
Date:   Wed, 23 Feb 2022 10:31:55 +0800
From:   "Peng Fan (OSS)" <peng.fan@....nxp.com>
To:     jassisinghbrar@...il.com, robh+dt@...nel.org, shawnguo@...nel.org
Cc:     s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        linux-imx@....com, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        krzysztof.kozlowski@...onical.com, daniel.baluta@....com,
        Peng Fan <peng.fan@....com>
Subject: [PATCH V4 3/5] mailbox: imx: extend irq to an array

From: Peng Fan <peng.fan@....com>

To i.MX93 S401 MU, there are two interrupts: rx full and tx empty.
So extend irq to an array to prepare i.MX93 S401 MU support.

Signed-off-by: Peng Fan <peng.fan@....com>
---
 drivers/mailbox/imx-mailbox.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.c
index cd011ca5707e..03699843a6fd 100644
--- a/drivers/mailbox/imx-mailbox.c
+++ b/drivers/mailbox/imx-mailbox.c
@@ -80,7 +80,7 @@ struct imx_mu_priv {
 	struct imx_mu_con_priv  con_priv[IMX_MU_CHANS];
 	const struct imx_mu_dcfg	*dcfg;
 	struct clk		*clk;
-	int			irq;
+	int			irq[IMX_MU_CHANS];
 	bool			suspend;
 
 	u32 xcr[4];
@@ -551,11 +551,11 @@ static int imx_mu_startup(struct mbox_chan *chan)
 	if (!priv->dev->pm_domain)
 		irq_flag |= IRQF_NO_SUSPEND;
 
-	ret = request_irq(priv->irq, imx_mu_isr, irq_flag,
+	ret = request_irq(priv->irq[0], imx_mu_isr, irq_flag,
 			  cp->irq_desc, chan);
 	if (ret) {
 		dev_err(priv->dev,
-			"Unable to acquire IRQ %d\n", priv->irq);
+			"Unable to acquire IRQ %d\n", priv->irq[0]);
 		return ret;
 	}
 
@@ -598,7 +598,7 @@ static void imx_mu_shutdown(struct mbox_chan *chan)
 		break;
 	}
 
-	free_irq(priv->irq, chan);
+	free_irq(priv->irq[0], chan);
 	pm_runtime_put_sync(priv->dev);
 }
 
@@ -762,9 +762,9 @@ static int imx_mu_probe(struct platform_device *pdev)
 	if (IS_ERR(priv->base))
 		return PTR_ERR(priv->base);
 
-	priv->irq = platform_get_irq(pdev, 0);
-	if (priv->irq < 0)
-		return priv->irq;
+	priv->irq[0] = platform_get_irq(pdev, 0);
+	if (priv->irq[0] < 0)
+		return priv->irq[0];
 
 	dcfg = of_device_get_match_data(dev);
 	if (!dcfg)
-- 
2.25.1