Messages in this thread Patch in this message | | | Date | Sun, 20 Jul 2003 23:29:43 +0200 | From | Pavel Machek <> | Subject | More powermanagment hooks for pci |
| |
Hi!
Apparently, some pci driver (8390too) need to do something at poweron before interrupts are enabled. Please apply, Pavel
--- /usr/src/tmp/linux/drivers/pci/pci-driver.c 2003-07-06 20:07:38.000000000 +0200 +++ /usr/src/linux/drivers/pci/pci-driver.c 2003-07-20 22:42:26.000000000 +0200 @@ -179,11 +179,9 @@ struct pci_dev * pci_dev = to_pci_dev(dev); if (pci_dev->driver) { - /* We may not call PCI drivers resume at - RESUME_POWER_ON because interrupts are not yet - working at that point. Calling resume at - RESUME_RESTORE_STATE seems like solution. */ - if (level == RESUME_RESTORE_STATE && pci_dev->driver->resume) + if (level == RESUME_POWER_ON && pci_dev->driver->power_on) + pci_dev->driver->power_on(pci_dev); + else if (level == RESUME_RESTORE_STATE && pci_dev->driver->resume) pci_dev->driver->resume(pci_dev); } return 0; --- /usr/src/tmp/linux/include/linux/pci.h 2003-07-11 21:38:47.000000000 +0200 +++ /usr/src/linux/include/linux/pci.h 2003-07-20 22:42:26.000000000 +0200 @@ -512,6 +512,7 @@ void (*remove) (struct pci_dev *dev); /* Device removed (NULL if not a hot-plug capable driver) */ int (*save_state) (struct pci_dev *dev, u32 state); /* Save Device Context */ int (*suspend) (struct pci_dev *dev, u32 state); /* Device suspended */ + int (*power_on) (struct pci_dev *dev); /* Device power on */ int (*resume) (struct pci_dev *dev); /* Device woken up */ int (*enable_wake) (struct pci_dev *dev, u32 state, int enable); /* Enable wake event */ -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |