diff options
| author | Jiebing Li <jiebing.li@intel.com> | 2010-12-09 10:37:43 +0000 |
|---|---|---|
| committer | Alan Cox <alan@linux.intel.com> | 2010-12-09 10:37:43 +0000 |
| commit | cdda84b569996429b381ae0b47c62d342e90b37b (patch) | |
| tree | 9f8c58e3289c9108c53707587d813a32801108e4 /drivers | |
| parent | 9474d7c1e0b65d724de866032d8aa3ffe6ac106a (diff) | |
| download | mrst-s0i3-test-cdda84b569996429b381ae0b47c62d342e90b37b.tar.gz mrst-s0i3-test-cdda84b569996429b381ae0b47c62d342e90b37b.tar.xz mrst-s0i3-test-cdda84b569996429b381ae0b47c62d342e90b37b.zip | |
usb: langwell_udc: enable PHY Low Power Mode for Penwell
This patch enables PHY Low Power mode to save power for Penwell case.
Signed-off-by: Jiebing Li <jiebing.li@intel.com>
Signed-off-by: Hao Wu <hao.wu@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/langwell_udc.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/usb/gadget/langwell_udc.c b/drivers/usb/gadget/langwell_udc.c index 2ba3ace094f..1466501a932 100644 --- a/drivers/usb/gadget/langwell_udc.c +++ b/drivers/usb/gadget/langwell_udc.c @@ -1218,8 +1218,7 @@ static int langwell_wakeup(struct usb_gadget *_gadget) dev_info(&dev->pdev->dev, "device remote wakeup\n"); /* exit PHY low power suspend */ - if (dev->pdev->device != 0x0829) - langwell_phy_low_power(dev, 0); + langwell_phy_low_power(dev, 0); /* force port resume */ portsc1 |= PORTS_FPR; @@ -1909,8 +1908,7 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) return -EINVAL; /* exit PHY low power suspend */ - if (dev->pdev->device != 0x0829) - langwell_phy_low_power(dev, 0); + langwell_phy_low_power(dev, 0); /* unbind OTG transceiver */ if (dev->transceiver) @@ -2774,8 +2772,7 @@ static void handle_bus_suspend(struct langwell_udc *dev) } /* enter PHY low power suspend */ - if (dev->pdev->device != 0x0829) - langwell_phy_low_power(dev, 1); + langwell_phy_low_power(dev, 1); dev_dbg(&dev->pdev->dev, "<--- %s()\n", __func__); } @@ -2789,8 +2786,7 @@ static void handle_bus_resume(struct langwell_udc *dev) dev->resume_state = 0; /* exit PHY low power suspend */ - if (dev->pdev->device != 0x0829) - langwell_phy_low_power(dev, 0); + langwell_phy_low_power(dev, 0); #ifdef OTG_TRANSCEIVER atomic_notifier_call_chain(&dev->iotg->iotg_notifier, @@ -3362,8 +3358,7 @@ static int langwell_udc_suspend(struct pci_dev *pdev, pm_message_t state) pci_set_power_state(pdev, PCI_D3hot); /* enter PHY low power suspend */ - if (dev->pdev->device != 0x0829) - langwell_phy_low_power(dev, 1); + langwell_phy_low_power(dev, 1); dev_dbg(&dev->pdev->dev, "<--- %s()\n", __func__); return 0; @@ -3379,8 +3374,7 @@ static int langwell_udc_resume(struct pci_dev *pdev) dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__); /* exit PHY low power suspend */ - if (dev->pdev->device != 0x0829) - langwell_phy_low_power(dev, 0); + langwell_phy_low_power(dev, 0); /* set device D0 power state */ pci_set_power_state(pdev, PCI_D0); |