diff options
| author | Mark Brown <broonie@linaro.org> | 2014-03-06 12:43:51 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-03-06 12:43:51 +0800 |
| commit | e37912fd0bdf174e934af6cfb0002a077867b644 (patch) | |
| tree | c661c8a6e20e013abf4dd5ac27b9a70f218ff290 /include/linux/pci.h | |
| parent | 8535736c27cc4e25b9948d857138315f45b6fa34 (diff) | |
| parent | 37f204164dfb0186a0caf20bc3e3120080bcd788 (diff) | |
Merge branch 'pm-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm into spi-pl022
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index fb57c892b21..33aa2caf0f0 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1169,8 +1169,23 @@ void msi_remove_pci_irq_vectors(struct pci_dev *dev); void pci_restore_msi_state(struct pci_dev *dev); int pci_msi_enabled(void); int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec); +static inline int pci_enable_msi_exact(struct pci_dev *dev, int nvec) +{ + int rc = pci_enable_msi_range(dev, nvec, nvec); + if (rc < 0) + return rc; + return 0; +} int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, int minvec, int maxvec); +static inline int pci_enable_msix_exact(struct pci_dev *dev, + struct msix_entry *entries, int nvec) +{ + int rc = pci_enable_msix_range(dev, entries, nvec, nvec); + if (rc < 0) + return rc; + return 0; +} #else static inline int pci_msi_vec_count(struct pci_dev *dev) { return -ENOSYS; } static inline int pci_enable_msi_block(struct pci_dev *dev, int nvec) @@ -1189,9 +1204,14 @@ static inline int pci_msi_enabled(void) { return 0; } static inline int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec) { return -ENOSYS; } +static inline int pci_enable_msi_exact(struct pci_dev *dev, int nvec) +{ return -ENOSYS; } static inline int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, int minvec, int maxvec) { return -ENOSYS; } +static inline int pci_enable_msix_exact(struct pci_dev *dev, + struct msix_entry *entries, int nvec) +{ return -ENOSYS; } #endif #ifdef CONFIG_PCIEPORTBUS |