linux-kernel - [PATCH v2 5/9] pwm: lpss: Use device_get_match

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Message-Id: <20220908135658.64463-6-andriy.shevchenko@linux.intel.com>
Date:   Thu,  8 Sep 2022 16:56:54 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, linux-kernel@...r.kernel.org,
        linux-pwm@...r.kernel.org
Cc:     Thierry Reding <thierry.reding@...il.com>
Subject: [PATCH v2 5/9] pwm: lpss: Use device_get_match_data to get device data

device_get_match_data() in ACPI case calls similar to the
acpi_match_device(). We may simplify the code and make it
generic by replacing the latter with the former.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pwm/pwm-lpss-platform.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/pwm/pwm-lpss-platform.c b/drivers/pwm/pwm-lpss-platform.c
index 7bbbb7a9b578..c48c6f2b2cd8 100644
--- a/drivers/pwm/pwm-lpss-platform.c
+++ b/drivers/pwm/pwm-lpss-platform.c
@@ -7,11 +7,12 @@
  * Derived from the original pwm-lpss.c
  */
 
-#include <linux/acpi.h>
 #include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
+#include <linux/property.h>
 
 #include "pwm-lpss.h"
 
@@ -19,16 +20,13 @@
 static int pwm_lpss_probe_platform(struct platform_device *pdev)
 {
 	const struct pwm_lpss_boardinfo *info;
-	const struct acpi_device_id *id;
 	struct pwm_lpss_chip *lpwm;
 	void __iomem *base;
 
-	id = acpi_match_device(pdev->dev.driver->acpi_match_table, &pdev->dev);
-	if (!id)
+	info = device_get_match_data(&pdev->dev);
+	if (!info)
 		return -ENODEV;
 
-	info = (const struct pwm_lpss_boardinfo *)id->driver_data;
-
 	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base))
 		return PTR_ERR(base);
-- 
2.35.1