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From: Eddie James <eajames@linux.ibm.com>
To: linux-hwmon@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, jdelvare@suse.com,
	linux@roeck-us.net, eajames@linux.ibm.com, bjwyman@gmail.com
Subject: [PATCH v2 2/2] hwmon: (pmbus/ibm-cffps) Set the PMBUS_NO_CAPABILITY flag
Date: Tue, 22 Dec 2020 09:26:40 -0600	[thread overview]
Message-ID: <20201222152640.27749-3-eajames@linux.ibm.com> (raw)
In-Reply-To: <20201222152640.27749-1-eajames@linux.ibm.com>

Several power supplies supported by the IBM CFFPS driver don't
report valid data in the CAPABILITY register. This results in PEC
being enabled when it's not supported by the device, and since
the automatic version detection might fail, disable use of the
CAPABILITY register across the board for this driver.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
---
 drivers/hwmon/pmbus/ibm-cffps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwmon/pmbus/ibm-cffps.c b/drivers/hwmon/pmbus/ibm-cffps.c
index d6bbbb223871..ffde5aaa5036 100644
--- a/drivers/hwmon/pmbus/ibm-cffps.c
+++ b/drivers/hwmon/pmbus/ibm-cffps.c
@@ -472,7 +472,7 @@ static struct pmbus_driver_info ibm_cffps_info[] = {
 };
 
 static struct pmbus_platform_data ibm_cffps_pdata = {
-	.flags = PMBUS_SKIP_STATUS_CHECK,
+	.flags = PMBUS_SKIP_STATUS_CHECK | PMBUS_NO_CAPABILITY,
 };
 
 static int ibm_cffps_probe(struct i2c_client *client)
-- 
2.27.0


  parent reply	other threads:[~2020-12-22 15:28 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-22 15:26 [PATCH v2 0/2] hwmon: (pmbus) Add the PMBUS_NO_CAPABILITY flag Eddie James
2020-12-22 15:26 ` [PATCH v2 1/2] hwmon: (pmbus) Add a PMBUS_NO_CAPABILITY platform data flag Eddie James
2020-12-23 15:40   ` Guenter Roeck
2020-12-22 15:26 ` Eddie James [this message]
2020-12-23 15:40   ` [PATCH v2 2/2] hwmon: (pmbus/ibm-cffps) Set the PMBUS_NO_CAPABILITY flag Guenter Roeck

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