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SubjectRe: [PATCH 1/3] regulator: cros-ec: Use common cros_ec_command()
On Mon, Jun 6, 2022 at 1:19 PM Prashant Malani <pmalani@chromium.org> wrote:
>
> Reduce code duplication by using the common cros_ec_command() function
> instead of the locally defined variant.
>
> Cc: Stephen Boyd <swboyd@chromium.org>
> Signed-off-by: Prashant Malani <pmalani@chromium.org>

Reviewed-by: Guenter Roeck <groeck@chromium.org>

> ---
> drivers/regulator/cros-ec-regulator.c | 54 ++++++---------------------
> 1 file changed, 12 insertions(+), 42 deletions(-)
>
> diff --git a/drivers/regulator/cros-ec-regulator.c b/drivers/regulator/cros-ec-regulator.c
> index c4754f3cf233..1c5fc74a4776 100644
> --- a/drivers/regulator/cros-ec-regulator.c
> +++ b/drivers/regulator/cros-ec-regulator.c
> @@ -22,36 +22,6 @@ struct cros_ec_regulator_data {
> u16 num_voltages;
> };
>
> -static int cros_ec_cmd(struct cros_ec_device *ec, u32 version, u32 command,
> - void *outdata, u32 outsize, void *indata, u32 insize)
> -{
> - struct cros_ec_command *msg;
> - int ret;
> -
> - msg = kzalloc(sizeof(*msg) + max(outsize, insize), GFP_KERNEL);
> - if (!msg)
> - return -ENOMEM;
> -
> - msg->version = version;
> - msg->command = command;
> - msg->outsize = outsize;
> - msg->insize = insize;
> -
> - if (outdata && outsize > 0)
> - memcpy(msg->data, outdata, outsize);
> -
> - ret = cros_ec_cmd_xfer_status(ec, msg);
> - if (ret < 0)
> - goto cleanup;
> -
> - if (insize)
> - memcpy(indata, msg->data, insize);
> -
> -cleanup:
> - kfree(msg);
> - return ret;
> -}
> -
> static int cros_ec_regulator_enable(struct regulator_dev *dev)
> {
> struct cros_ec_regulator_data *data = rdev_get_drvdata(dev);
> @@ -60,8 +30,8 @@ static int cros_ec_regulator_enable(struct regulator_dev *dev)
> .enable = 1,
> };
>
> - return cros_ec_cmd(data->ec_dev, 0, EC_CMD_REGULATOR_ENABLE, &cmd,
> - sizeof(cmd), NULL, 0);
> + return cros_ec_command(data->ec_dev, 0, EC_CMD_REGULATOR_ENABLE, &cmd,
> + sizeof(cmd), NULL, 0);
> }
>
> static int cros_ec_regulator_disable(struct regulator_dev *dev)
> @@ -72,8 +42,8 @@ static int cros_ec_regulator_disable(struct regulator_dev *dev)
> .enable = 0,
> };
>
> - return cros_ec_cmd(data->ec_dev, 0, EC_CMD_REGULATOR_ENABLE, &cmd,
> - sizeof(cmd), NULL, 0);
> + return cros_ec_command(data->ec_dev, 0, EC_CMD_REGULATOR_ENABLE, &cmd,
> + sizeof(cmd), NULL, 0);
> }
>
> static int cros_ec_regulator_is_enabled(struct regulator_dev *dev)
> @@ -85,8 +55,8 @@ static int cros_ec_regulator_is_enabled(struct regulator_dev *dev)
> struct ec_response_regulator_is_enabled resp;
> int ret;
>
> - ret = cros_ec_cmd(data->ec_dev, 0, EC_CMD_REGULATOR_IS_ENABLED, &cmd,
> - sizeof(cmd), &resp, sizeof(resp));
> + ret = cros_ec_command(data->ec_dev, 0, EC_CMD_REGULATOR_IS_ENABLED, &cmd,
> + sizeof(cmd), &resp, sizeof(resp));
> if (ret < 0)
> return ret;
> return resp.enabled;
> @@ -112,8 +82,8 @@ static int cros_ec_regulator_get_voltage(struct regulator_dev *dev)
> struct ec_response_regulator_get_voltage resp;
> int ret;
>
> - ret = cros_ec_cmd(data->ec_dev, 0, EC_CMD_REGULATOR_GET_VOLTAGE, &cmd,
> - sizeof(cmd), &resp, sizeof(resp));
> + ret = cros_ec_command(data->ec_dev, 0, EC_CMD_REGULATOR_GET_VOLTAGE, &cmd,
> + sizeof(cmd), &resp, sizeof(resp));
> if (ret < 0)
> return ret;
> return resp.voltage_mv * 1000;
> @@ -138,8 +108,8 @@ static int cros_ec_regulator_set_voltage(struct regulator_dev *dev, int min_uV,
> if (min_mV > max_mV)
> return -EINVAL;
>
> - return cros_ec_cmd(data->ec_dev, 0, EC_CMD_REGULATOR_SET_VOLTAGE, &cmd,
> - sizeof(cmd), NULL, 0);
> + return cros_ec_command(data->ec_dev, 0, EC_CMD_REGULATOR_SET_VOLTAGE, &cmd,
> + sizeof(cmd), NULL, 0);
> }
>
> static const struct regulator_ops cros_ec_regulator_voltage_ops = {
> @@ -160,8 +130,8 @@ static int cros_ec_regulator_init_info(struct device *dev,
> struct ec_response_regulator_get_info resp;
> int ret;
>
> - ret = cros_ec_cmd(data->ec_dev, 0, EC_CMD_REGULATOR_GET_INFO, &cmd,
> - sizeof(cmd), &resp, sizeof(resp));
> + ret = cros_ec_command(data->ec_dev, 0, EC_CMD_REGULATOR_GET_INFO, &cmd,
> + sizeof(cmd), &resp, sizeof(resp));
> if (ret < 0)
> return ret;
>
> --
> 2.36.1.255.ge46751e96f-goog
>

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