diff options
| author | Jody McIntyre <scjody@modernduck.com> | 2005-11-28 17:46:32 -0500 |
|---|---|---|
| committer | Jody McIntyre <scjody@modernduck.com> | 2005-11-28 17:46:32 -0500 |
| commit | a880b11a95fab4618da412d99fc7365d723e702d (patch) | |
| tree | 10839a82741b7154067adfff425dadef3caf4163 /drivers/usb/core/hcd-pci.c | |
| parent | 899a1fc084ef3dcb57737d8847bf219cbf353ed3 (diff) | |
| parent | 458af5439fe7ae7d95ca14106844e61f0795166c (diff) | |
Merge with http://kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'drivers/usb/core/hcd-pci.c')
| -rw-r--r-- | drivers/usb/core/hcd-pci.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index 7feb829362d..5131d88e8c5 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -20,9 +20,17 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/usb.h> + #include <asm/io.h> #include <asm/irq.h> -#include <linux/usb.h> + +#ifdef CONFIG_PPC_PMAC +#include <asm/machdep.h> +#include <asm/pmac_feature.h> +#include <asm/pci-bridge.h> +#include <asm/prom.h> +#endif #include "usb.h" #include "hcd.h" @@ -277,8 +285,22 @@ int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message) } done: - if (retval == 0) + if (retval == 0) { dev->dev.power.power_state = PMSG_SUSPEND; + +#ifdef CONFIG_PPC_PMAC + /* Disable ASIC clocks for USB */ + if (_machine == _MACH_Pmac) { + struct device_node *of_node; + + of_node = pci_device_to_OF_node (dev); + if (of_node) + pmac_call_feature(PMAC_FTR_USB_ENABLE, + of_node, 0, 0); + } +#endif + } + return retval; } EXPORT_SYMBOL (usb_hcd_pci_suspend); @@ -301,6 +323,18 @@ int usb_hcd_pci_resume (struct pci_dev *dev) return 0; } +#ifdef CONFIG_PPC_PMAC + /* Reenable ASIC clocks for USB */ + if (_machine == _MACH_Pmac) { + struct device_node *of_node; + + of_node = pci_device_to_OF_node (dev); + if (of_node) + pmac_call_feature (PMAC_FTR_USB_ENABLE, + of_node, 0, 1); + } +#endif + /* NOTE: chip docs cover clean "real suspend" cases (what Linux * calls "standby", "suspend to RAM", and so on). There are also * dirty cases when swsusp fakes a suspend in "shutdown" mode. |