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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	platform-driver-x86@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Hans de Goede <hdegoede@redhat.com>,
	Mark Gross <mgross@linux.intel.com>,
	Maximilian Luz <luzmaximilian@gmail.com>
Subject: [PATCH v1 1/1] platform/surface: surface3_power: Use i2c_acpi_get_i2c_resource() helper
Date: Tue,  3 Aug 2021 19:32:52 +0300	[thread overview]
Message-ID: <20210803163252.60141-1-andriy.shevchenko@linux.intel.com> (raw)

ACPI provides a generic helper to get I²C Serial Bus resources.
Use it instead of open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/platform/surface/surface3_power.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/platform/surface/surface3_power.c b/drivers/platform/surface/surface3_power.c
index dea82aa1abd4..90c1568ea4e0 100644
--- a/drivers/platform/surface/surface3_power.c
+++ b/drivers/platform/surface/surface3_power.c
@@ -384,13 +384,7 @@ mshw0011_space_handler(u32 function, acpi_physical_address command,
 	if (ACPI_FAILURE(ret))
 		return ret;
 
-	if (!value64 || ares->type != ACPI_RESOURCE_TYPE_SERIAL_BUS) {
-		ret = AE_BAD_PARAMETER;
-		goto err;
-	}
-
-	sb = &ares->data.i2c_serial_bus;
-	if (sb->type != ACPI_RESOURCE_SERIAL_TYPE_I2C) {
+	if (!value64 || !i2c_acpi_get_i2c_resource(ares, &sb)) {
 		ret = AE_BAD_PARAMETER;
 		goto err;
 	}
-- 
2.30.2


             reply	other threads:[~2021-08-03 16:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-03 16:32 Andy Shevchenko [this message]
2021-08-03 17:22 ` [PATCH v1 1/1] platform/surface: surface3_power: Use i2c_acpi_get_i2c_resource() helper Maximilian Luz
2021-08-06 13:38 ` Hans de Goede

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