search for: pci_exp_devctl2_ari

Displaying 8 results from an estimated 8 matches for "pci_exp_devctl2_ari".

[PATCH 3/6 v3] PCI: support ARI capability
2008 Sep 27
2
[PATCH 3/6 v3] PCI: support ARI capability
...ility(dev, PCI_CAP_ID_EXP); + if (!pos) + return; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); +} + int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge) { diff --git a/drivers/pci/pci.h b/drivers/...
[PATCH 3/6 v3] PCI: support ARI capability
2008 Sep 27
2
[PATCH 3/6 v3] PCI: support ARI capability
...ility(dev, PCI_CAP_ID_EXP); + if (!pos) + return; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); +} + int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge) { diff --git a/drivers/pci/pci.h b/drivers/...
SR-IOV: patches are available for Linux kernel [2/4]
2008 Aug 12
0
SR-IOV: patches are available for Linux kernel [2/4]
...rn; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + if (ctrl & PCI_EXP_DEVCTL2_ARI) + return; + + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); +} +EXPORT_SYMBOL_GPL(pci_ari_enable_fwd); + +/** + * pci_ari_next_fn - find next function number + * @dev: PCI device + * + * Returns function number, and 0 if there are no higher numbered + * f...
SR-IOV: patches are available for Linux kernel [2/4]
2008 Aug 12
0
SR-IOV: patches are available for Linux kernel [2/4]
...rn; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + if (ctrl & PCI_EXP_DEVCTL2_ARI) + return; + + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); +} +EXPORT_SYMBOL_GPL(pci_ari_enable_fwd); + +/** + * pci_ari_next_fn - find next function number + * @dev: PCI device + * + * Returns function number, and 0 if there are no higher numbered + * f...
SR-IOV: patches are available for Linux kernel [2/4]
2008 Aug 12
0
SR-IOV: patches are available for Linux kernel [2/4]
...rn; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + if (ctrl & PCI_EXP_DEVCTL2_ARI) + return; + + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); +} +EXPORT_SYMBOL_GPL(pci_ari_enable_fwd); + +/** + * pci_ari_next_fn - find next function number + * @dev: PCI device + * + * Returns function number, and 0 if there are no higher numbered + * f...
[PATCH 2/4 v2] PCI: support ARI capability
2008 Sep 01
1
[PATCH 2/4 v2] PCI: support ARI capability
...; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); + + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + if (ctrl & PCI_EXP_DEVCTL2_ARI) + return; + + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); +} + +/** + * pci_ari_next_fn - find next function number + * @dev: the PCI device + * + * Returns function number, or 0 if there are no higher numbered + * functions; returns negative on failure...
[PATCH 2/4 v2] PCI: support ARI capability
2008 Sep 01
1
[PATCH 2/4 v2] PCI: support ARI capability
...; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); + + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + if (ctrl & PCI_EXP_DEVCTL2_ARI) + return; + + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); +} + +/** + * pci_ari_next_fn - find next function number + * @dev: the PCI device + * + * Returns function number, or 0 if there are no higher numbered + * functions; returns negative on failure...
[PATCH 2/4 v2] PCI: support ARI capability
2008 Sep 01
1
[PATCH 2/4 v2] PCI: support ARI capability
...; + + pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); + + if (!(cap & PCI_EXP_DEVCAP2_ARI)) + return; + + dev->ari_enabled = 1; + dev_info(&dev->dev, "ARI forwarding enabled.\n"); + + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); + if (ctrl & PCI_EXP_DEVCTL2_ARI) + return; + + ctrl |= PCI_EXP_DEVCTL2_ARI; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); +} + +/** + * pci_ari_next_fn - find next function number + * @dev: the PCI device + * + * Returns function number, or 0 if there are no higher numbered + * functions; returns negative on failure...