Hi Vadim,
On Mon, 25 Jul 2016 08:10:29 +0000, Vadim Pasternak wrote:
> Provide support for PSU DPS-460, DPS-800 from Delta Electronics, INC and for
> SGD009 from Acbel Polytech, INC.
> These devices do not support the STATUS_CML register, and reports a
> communication error in response to this command.
> For this reason, the status register check is disabled for these controllers.
>
> Signed-off-by: Vadim Pasternak <vadimp@xxxxxxxxxxxx>
> Reviewed-by: Jiri Pirko <jiri@xxxxxxxxxxxx>
> ---
> drivers/hwmon/pmbus/pmbus.c | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/drivers/hwmon/pmbus/pmbus.c b/drivers/hwmon/pmbus/pmbus.c
> index 0a74991..f28de37 100644
> --- a/drivers/hwmon/pmbus/pmbus.c
> +++ b/drivers/hwmon/pmbus/pmbus.c
> @@ -25,6 +25,7 @@
> #include <linux/slab.h>
> #include <linux/mutex.h>
> #include <linux/i2c.h>
> +#include <linux/i2c/pmbus.h>
> #include "pmbus.h"
>
> /*
> @@ -167,14 +168,27 @@ static int pmbus_probe(struct i2c_client *client,
> const struct i2c_device_id *id)
> {
> struct pmbus_driver_info *info;
> + struct pmbus_platform_data *pdata = NULL;
> + struct device *dev = &client->dev;
>
> info = devm_kzalloc(&client->dev, sizeof(struct pmbus_driver_info),
> GFP_KERNEL);
> if (!info)
> return -ENOMEM;
A blank line here would improve readability IMHO.
> + if (!strcmp(id->name, "dps460") || !strcmp(id->name, "dps800") ||
> + !strcmp(id->name, "sgd009")) {
> + pdata = devm_kzalloc(&client->dev,
You have defined dev, you might as well use it here, and also in the
other devm_kzalloc call.
> + sizeof(struct pmbus_platform_data),
> + GFP_KERNEL);
> + if (!pdata)
> + return -ENOMEM;
> +
> + pdata->flags = PMBUS_SKIP_STATUS_CHECK;
> + }
>
> info->pages = id->driver_data;
> info->identify = pmbus_identify;
> + dev->platform_data = pdata;
>
> return pmbus_do_probe(client, id, info);
> }
> @@ -186,6 +200,8 @@ static const struct i2c_device_id pmbus_id[] = {
> {"adp4000", 1},
> {"bmr453", 1},
> {"bmr454", 1},
> + {"dps460", 1},
> + {"dps800", 1},
> {"mdt040", 1},
> {"ncp4200", 1},
> {"ncp4208", 1},
> @@ -193,6 +209,7 @@ static const struct i2c_device_id pmbus_id[] = {
> {"pdt006", 1},
> {"pdt012", 1},
> {"pmbus", 0},
> + {"sgd009", 1},
> {"tps40400", 1},
> {"tps544b20", 1},
> {"tps544b25", 1},
(non-authoritative)
Reviewed-by: Jean Delvare <jdelvare@xxxxxxx>
--
Jean Delvare
SUSE L3 Support
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