diff options
| author | Rafael J. Wysocki <rjw@sisk.pl> | 2012-07-10 01:52:04 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2012-07-10 23:37:33 +0400 |
| commit | 4f31f5b19eb0418a847b989abc9ac22af1991fe2 (patch) | |
| tree | 6a27eabb1317d5bd1518646b44ffdf71c497b3f6 /drivers/crypto/ux500/cryp | |
| parent | afec8a770a6461d3e57a779484a10ef3ed0c800f (diff) | |
| download | linux-4f31f5b19eb0418a847b989abc9ac22af1991fe2.tar.xz | |
PM / crypto / ux500: Use struct dev_pm_ops for power management
Make the ux500 crypto driver define its PM callbacks through
struct dev_pm_ops objects rather than by using legacy PM hooks
in struct platform_driver.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/crypto/ux500/cryp')
| -rw-r--r-- | drivers/crypto/ux500/cryp/cryp_core.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/drivers/crypto/ux500/cryp/cryp_core.c b/drivers/crypto/ux500/cryp/cryp_core.c index 7cac12793a4b..1c307e1b840c 100644 --- a/drivers/crypto/ux500/cryp/cryp_core.c +++ b/drivers/crypto/ux500/cryp/cryp_core.c @@ -1661,27 +1661,26 @@ static void ux500_cryp_shutdown(struct platform_device *pdev) } -static int ux500_cryp_suspend(struct platform_device *pdev, pm_message_t state) +static int ux500_cryp_suspend(struct device *dev) { int ret; + struct platform_device *pdev = to_platform_device(dev); struct cryp_device_data *device_data; struct resource *res_irq; struct cryp_ctx *temp_ctx = NULL; - dev_dbg(&pdev->dev, "[%s]", __func__); + dev_dbg(dev, "[%s]", __func__); /* Handle state? */ device_data = platform_get_drvdata(pdev); if (!device_data) { - dev_err(&pdev->dev, "[%s]: platform_get_drvdata() failed!", - __func__); + dev_err(dev, "[%s]: platform_get_drvdata() failed!", __func__); return -ENOMEM; } res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!res_irq) - dev_err(&pdev->dev, "[%s]: IORESOURCE_IRQ, unavailable", - __func__); + dev_err(dev, "[%s]: IORESOURCE_IRQ, unavailable", __func__); else disable_irq(res_irq->start); @@ -1692,32 +1691,32 @@ static int ux500_cryp_suspend(struct platform_device *pdev, pm_message_t state) if (device_data->current_ctx == ++temp_ctx) { if (down_interruptible(&driver_data.device_allocation)) - dev_dbg(&pdev->dev, "[%s]: down_interruptible() " - "failed", __func__); - ret = cryp_disable_power(&pdev->dev, device_data, false); + dev_dbg(dev, "[%s]: down_interruptible() failed", + __func__); + ret = cryp_disable_power(dev, device_data, false); } else - ret = cryp_disable_power(&pdev->dev, device_data, true); + ret = cryp_disable_power(dev, device_data, true); if (ret) - dev_err(&pdev->dev, "[%s]: cryp_disable_power()", __func__); + dev_err(dev, "[%s]: cryp_disable_power()", __func__); return ret; } -static int ux500_cryp_resume(struct platform_device *pdev) +static int ux500_cryp_resume(struct device *dev) { int ret = 0; + struct platform_device *pdev = to_platform_device(dev); struct cryp_device_data *device_data; struct resource *res_irq; struct cryp_ctx *temp_ctx = NULL; - dev_dbg(&pdev->dev, "[%s]", __func__); + dev_dbg(dev, "[%s]", __func__); device_data = platform_get_drvdata(pdev); if (!device_data) { - dev_err(&pdev->dev, "[%s]: platform_get_drvdata() failed!", - __func__); + dev_err(dev, "[%s]: platform_get_drvdata() failed!", __func__); return -ENOMEM; } @@ -1730,11 +1729,10 @@ static int ux500_cryp_resume(struct platform_device *pdev) if (!device_data->current_ctx) up(&driver_data.device_allocation); else - ret = cryp_enable_power(&pdev->dev, device_data, true); + ret = cryp_enable_power(dev, device_data, true); if (ret) - dev_err(&pdev->dev, "[%s]: cryp_enable_power() failed!", - __func__); + dev_err(dev, "[%s]: cryp_enable_power() failed!", __func__); else { res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (res_irq) @@ -1744,15 +1742,16 @@ static int ux500_cryp_resume(struct platform_device *pdev) return ret; } +static SIMPLE_DEV_PM_OPS(ux500_cryp_pm, ux500_cryp_suspend, ux500_cryp_resume); + static struct platform_driver cryp_driver = { .probe = ux500_cryp_probe, .remove = ux500_cryp_remove, .shutdown = ux500_cryp_shutdown, - .suspend = ux500_cryp_suspend, - .resume = ux500_cryp_resume, .driver = { .owner = THIS_MODULE, .name = "cryp1" + .pm = &ux500_cryp_pm, } }; |