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| author | Paul Mackerras <paulus@samba.org> | 2005-10-31 13:37:12 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2005-10-31 13:37:12 +1100 |
| commit | 23fd07750a789a66fe88cf173d52a18f1a387da4 (patch) | |
| tree | 06fdd6df35fdb835abdaa9b754d62f6b84b97250 /drivers/pci/pci.c | |
| parent | bd787d438a59266af3c9f6351644c85ef1dd21fe (diff) | |
| parent | ed28f96ac1960f30f818374d65be71d2fdf811b0 (diff) | |
| download | linux-stable-23fd07750a789a66fe88cf173d52a18f1a387da4.tar.gz linux-stable-23fd07750a789a66fe88cf173d52a18f1a387da4.tar.bz2 linux-stable-23fd07750a789a66fe88cf173d52a18f1a387da4.zip | |
Merge ../linux-2.6 by hand
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 259d247b7551..e74d75843047 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -15,6 +15,7 @@ #include <linux/pci.h> #include <linux/module.h> #include <linux/spinlock.h> +#include <linux/string.h> #include <asm/dma.h> /* isa_dma_bridge_buggy */ #include "pci.h" @@ -252,6 +253,8 @@ pci_restore_bars(struct pci_dev *dev) pci_update_resource(dev, &dev->resource[i], i); } +int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t t); + /** * pci_set_power_state - Set the power state of a PCI device * @dev: PCI device to be suspended @@ -266,7 +269,6 @@ pci_restore_bars(struct pci_dev *dev) * -EIO if device does not support PCI PM. * 0 if we can successfully change the power state. */ -int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t t); int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { @@ -314,19 +316,19 @@ pci_set_power_state(struct pci_dev *dev, pci_power_t state) * sets PowerState to 0. */ switch (dev->current_state) { + case PCI_D0: + case PCI_D1: + case PCI_D2: + pmcsr &= ~PCI_PM_CTRL_STATE_MASK; + pmcsr |= state; + break; case PCI_UNKNOWN: /* Boot-up */ if ((pmcsr & PCI_PM_CTRL_STATE_MASK) == PCI_D3hot && !(pmcsr & PCI_PM_CTRL_NO_SOFT_RESET)) need_restore = 1; /* Fall-through: force to D0 */ - case PCI_D3hot: - case PCI_D3cold: - case PCI_POWER_ERROR: - pmcsr = 0; - break; default: - pmcsr &= ~PCI_PM_CTRL_STATE_MASK; - pmcsr |= state; + pmcsr = 0; break; } @@ -808,8 +810,8 @@ pci_clear_mwi(struct pci_dev *dev) /** * pci_intx - enables/disables PCI INTx for device dev - * @dev: the PCI device to operate on - * @enable: boolean + * @pdev: the PCI device to operate on + * @enable: boolean: whether to enable or disable PCI INTx * * Enables/disables PCI INTx for device dev */ |