KolibriOS/kolibrios
13
14
Fork 12
Code Issues 113 Pull Requests 16 Actions Projects 1 Releases Wiki Activity

ddk: 3.17-rc1

Browse Source 
git-svn-id: svn://kolibrios.org@5056 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
2014-08-23 10:29:27 +00:00
parent 144b0c94b0
commit 0ede580d2f
79 changed files with 6316 additions and 2130 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
drivers/include/linux/pci.h
View File

@@ -456,6 +456,7 @@ struct pci_dev {
(pci_resource_end((dev), (bar)) - \
pci_resource_start((dev), (bar)) + 1))
#define PCI_REGION_FLAG_MASK 0x0fU /* These bits of resource flags tell us the PCI region flags */
struct pci_bus {
struct list_head node; /* node in list of buses */
@@ -480,7 +481,7 @@ struct pci_bus {
char name[48];
unsigned short bridge_ctl; /* manage NO_ISA/FBB/et al behaviors */
pci_bus_flags_t bus_flags; /* Inherited by child busses */
pci_bus_flags_t bus_flags; /* inherited by child buses */
struct device *bridge;
struct device dev;
struct bin_attribute *legacy_io; /* legacy I/O for this bus */
@@ -508,8 +509,12 @@ struct pci_sysdata {
#define to_pci_bus(n) container_of(n, struct pci_bus, dev)
/*
* Returns true if the pci bus is root (behind host-pci bridge),
* Returns true if the PCI bus is root (behind host-PCI bridge),
* false otherwise
*
* Some code assumes that "bus->self == NULL" means that bus is a root bus.
* This is incorrect because "virtual" buses added for SR-IOV (via
* virtfn_add_bus()) have "bus->self == NULL" but are not root buses.
*/
static inline bool pci_is_root_bus(struct pci_bus *pbus)
{
@@ -531,6 +536,32 @@ pci_find_next_bus(const struct pci_bus *from);
#define PCIBIOS_SET_FAILED 0x88
#define PCIBIOS_BUFFER_TOO_SMALL 0x89
/*
* Translate above to generic errno for passing back through non-PCI code.
*/
static inline int pcibios_err_to_errno(int err)
{
if (err <= PCIBIOS_SUCCESSFUL)
return err; /* Assume already errno */
switch (err) {
case PCIBIOS_FUNC_NOT_SUPPORTED:
return -ENOENT;
case PCIBIOS_BAD_VENDOR_ID:
return -EINVAL;
case PCIBIOS_DEVICE_NOT_FOUND:
return -ENODEV;
case PCIBIOS_BAD_REGISTER_NUMBER:
return -EFAULT;
case PCIBIOS_SET_FAILED:
return -EIO;
case PCIBIOS_BUFFER_TOO_SMALL:
return -ENOSPC;
}
return -ENOTTY;
}
/* Low-level architecture-dependent routines */
struct pci_ops {
@@ -586,7 +617,7 @@ static inline int pci_pcie_cap(struct pci_dev *dev)
* pci_is_pcie - check if the PCI device is PCI Express capable
* @dev: PCI device
*
* Retrun true if the PCI device is PCI Express capable, false otherwise.
* Returns: true if the PCI device is PCI Express capable, false otherwise.
*/
static inline bool pci_is_pcie(struct pci_dev *dev)
{
@@ -672,6 +703,11 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size);
#define pci_name(x) "radeon"
static inline dma_addr_t pci_bus_address(struct pci_dev *pdev, int bar)
{
return pdev->resource[bar].start;
}
#endif //__PCI__H__