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mmc: rtsx_usb_sdmmc: Enable runtime PM autosuspend

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Enable runtime PM autosuspend for the rtsx_usb_sdmmc driver to avoid the
device being runtime suspended and runtime resumed between each request.
Let's use a default timeout of 50ms, to be consistent with other mmc hosts.

Cc: Ritesh Raj Sarraf <rrs@researchut.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Ulf Hansson 2016-10-13 13:37:39 +02:00
parent 273c5414e3
commit 089d6aa64a
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/rtsx_usb_sdmmc.c
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@ -1374,6 +1374,8 @@ static int rtsx_usb_sdmmc_drv_probe(struct platform_device *pdev)
mutex_init(&host->host_mutex);
rtsx_usb_init_host(host);
pm_runtime_use_autosuspend(&pdev->dev);
pm_runtime_set_autosuspend_delay(&pdev->dev, 50);
pm_runtime_enable(&pdev->dev);
#ifdef RTSX_USB_USE_LEDS_CLASS
@ -1428,6 +1430,7 @@ static int rtsx_usb_sdmmc_drv_remove(struct platform_device *pdev)
mmc_free_host(mmc);
pm_runtime_disable(&pdev->dev);
pm_runtime_dont_use_autosuspend(&pdev->dev);
platform_set_drvdata(pdev, NULL);
dev_dbg(&(pdev->dev),