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authorRafael J. Wysocki <rjw@sisk.pl>2012-07-11 15:25:17 -0400
committerWolfram Sang <w.sang@pengutronix.de>2012-07-12 06:04:49 -0400
commit783414ba9a65fa15e44716dc478e9536d202e0ff (patch)
tree7419fbb15ca37b2f3e7932abb1555f56e10b00cd /drivers/i2c
parent84603c7c2e94bd1394f29fbfbd289432565ee2e8 (diff)
i2c-pnx: Use struct dev_pm_ops for power management
Make the PNX I2C controller driver define its PM callbacks through a struct dev_pm_ops object rather than by using legacy PM hooks in struct platform_driver. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-pnx.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index 99389d2eae5..5d54416770b 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -587,25 +587,27 @@ static struct i2c_algorithm pnx_algorithm = {
587}; 587};
588 588
589#ifdef CONFIG_PM 589#ifdef CONFIG_PM
590static int i2c_pnx_controller_suspend(struct platform_device *pdev, 590static int i2c_pnx_controller_suspend(struct device *dev)
591 pm_message_t state)
592{ 591{
593 struct i2c_pnx_algo_data *alg_data = platform_get_drvdata(pdev); 592 struct i2c_pnx_algo_data *alg_data = dev_get_drvdata(dev);
594 593
595 clk_disable(alg_data->clk); 594 clk_disable(alg_data->clk);
596 595
597 return 0; 596 return 0;
598} 597}
599 598
600static int i2c_pnx_controller_resume(struct platform_device *pdev) 599static int i2c_pnx_controller_resume(struct device *dev)
601{ 600{
602 struct i2c_pnx_algo_data *alg_data = platform_get_drvdata(pdev); 601 struct i2c_pnx_algo_data *alg_data = dev_get_drvdata(dev);
603 602
604 return clk_enable(alg_data->clk); 603 return clk_enable(alg_data->clk);
605} 604}
605
606static SIMPLE_DEV_PM_OPS(i2c_pnx_pm,
607 i2c_pnx_controller_suspend, i2c_pnx_controller_resume);
608#define PNX_I2C_PM (&i2c_pnx_pm)
606#else 609#else
607#define i2c_pnx_controller_suspend NULL 610#define PNX_I2C_PM NULL
608#define i2c_pnx_controller_resume NULL
609#endif 611#endif
610 612
611static int __devinit i2c_pnx_probe(struct platform_device *pdev) 613static int __devinit i2c_pnx_probe(struct platform_device *pdev)
@@ -783,11 +785,10 @@ static struct platform_driver i2c_pnx_driver = {
783 .name = "pnx-i2c", 785 .name = "pnx-i2c",
784 .owner = THIS_MODULE, 786 .owner = THIS_MODULE,
785 .of_match_table = of_match_ptr(i2c_pnx_of_match), 787 .of_match_table = of_match_ptr(i2c_pnx_of_match),
788 .pm = PNX_I2C_PM,
786 }, 789 },
787 .probe = i2c_pnx_probe, 790 .probe = i2c_pnx_probe,
788 .remove = __devexit_p(i2c_pnx_remove), 791 .remove = __devexit_p(i2c_pnx_remove),
789 .suspend = i2c_pnx_controller_suspend,
790 .resume = i2c_pnx_controller_resume,
791}; 792};
792 793
793static int __init i2c_adap_pnx_init(void) 794static int __init i2c_adap_pnx_init(void)