On Thu, Dec 06, 2012 at 01:20:51AM +0100, Peter Huewe wrote:
> This patch converts the suspend and resume functions for
> tpm_i2c_stm_st33 to the new dev_pm_ops.
Ignore my last mail. I'll take a look at this.
Thanks,
Kent
> Signed-off-by: Peter Huewe <peterhu...@gmx.de>
> ---
> Note:
> I'm sending this patch on behalf of myself only and nobody else,
> especially not my employer - and I'm doing this in my spare time.
> I have to inform you that I'm working for a direct competitor of the driver
> author,
> but I'm not using any knowledge that is considered secret in any way.
> I have a personal interest in the TPM subsystem and want to keep it as clean
> as possible.
>
>
> drivers/char/tpm/tpm_i2c_stm_st33.c | 25 ++++++++++---------------
> 1 files changed, 10 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/char/tpm/tpm_i2c_stm_st33.c
> b/drivers/char/tpm/tpm_i2c_stm_st33.c
> index b11201f..ecbb81e 100644
> --- a/drivers/char/tpm/tpm_i2c_stm_st33.c
> +++ b/drivers/char/tpm/tpm_i2c_stm_st33.c
> @@ -826,12 +826,10 @@ static __devexit int tpm_st33_i2c_remove(struct
> i2c_client *client)
> * @param: mesg, the power management message.
> * @return: 0 in case of success.
> */
> -static int tpm_st33_i2c_pm_suspend(struct i2c_client *client, pm_message_t
> mesg)
> +static int tpm_st33_i2c_pm_suspend(struct device *dev)
> {
> - struct tpm_chip *chip =
> - (struct tpm_chip *)i2c_get_clientdata(client);
> - struct st33zp24_platform_data *pin_infos =
> - ((struct i2c_client *)TPM_VPRIV(chip))->dev.platform_data;
> + struct tpm_chip *chip = dev_get_drvdata(dev);
> + struct st33zp24_platform_data *pin_infos = dev->platform_data;
> int ret = 0;
>
> if (power_mgt)
> @@ -839,7 +837,7 @@ static int tpm_st33_i2c_pm_suspend(struct i2c_client
> *client, pm_message_t mesg)
> else{
> if (chip->data_buffer == NULL)
> chip->data_buffer = pin_infos->tpm_i2c_buffer[0];
> - ret = tpm_pm_suspend(&client->dev);
> + ret = tpm_pm_suspend(dev);
> }
> return ret;
> } /* tpm_st33_i2c_suspend() */
> @@ -849,12 +847,10 @@ static int tpm_st33_i2c_pm_suspend(struct i2c_client
> *client, pm_message_t mesg)
> * @param: client, the i2c_client drescription (TPM I2C description).
> * @return: 0 in case of success.
> */
> -static int tpm_st33_i2c_pm_resume(struct i2c_client *client)
> +static int tpm_st33_i2c_pm_resume(struct device *dev)
> {
> - struct tpm_chip *chip =
> - (struct tpm_chip *)i2c_get_clientdata(client);
> - struct st33zp24_platform_data *pin_infos =
> - ((struct i2c_client *)TPM_VPRIV(chip))->dev.platform_data;
> + struct tpm_chip *chip = dev_get_drvdata(dev);
> + struct st33zp24_platform_data *pin_infos = dev->platform_data;
>
> int ret = 0;
>
> @@ -867,7 +863,7 @@ static int tpm_st33_i2c_pm_resume(struct i2c_client
> *client)
> } else{
> if (chip->data_buffer == NULL)
> chip->data_buffer = pin_infos->tpm_i2c_buffer[0];
> - ret = tpm_pm_resume(&client->dev);
> + ret = tpm_pm_resume(dev);
> if (!ret)
> tpm_do_selftest(chip);
> }
> @@ -880,16 +876,15 @@ static const struct i2c_device_id tpm_st33_i2c_id[] = {
> };
>
> MODULE_DEVICE_TABLE(i2c, tpm_st33_i2c_id);
> -
> +static SIMPLE_DEV_PM_OPS(tpm_st33_i2c_ops, tpm_st33_i2c_pm_suspend,
> tpm_st33_i2c_pm_resume);
> static struct i2c_driver tpm_st33_i2c_driver = {
> .driver = {
> .owner = THIS_MODULE,
> .name = TPM_ST33_I2C,
> + .pm = &tpm_st33_i2c_ops,
> },
> .probe = tpm_st33_i2c_probe,
> .remove = tpm_st33_i2c_remove,
> - .resume = tpm_st33_i2c_pm_resume,
> - .suspend = tpm_st33_i2c_pm_suspend,
> .id_table = tpm_st33_i2c_id
> };
>
> --
> 1.7.8.6
>
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