From 109cdbc223f6e2d6c80f8371f22415b50c18a366 Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Fri, 18 May 2012 16:52:19 -0600 Subject: [PATCH 1/3] PCI: remove pci_bus_find_ext_capability() (unused) pci_bus_find_ext_capability() is unused, and this patch removes it. Signed-off-by: Bjorn Helgaas --- drivers/pci/pci.c | 43 ------------------------------------------- include/linux/pci.h | 2 -- 2 files changed, 45 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 447e83472c01..de9386da2eb2 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -329,49 +329,6 @@ int pci_find_ext_capability(struct pci_dev *dev, int cap) } EXPORT_SYMBOL_GPL(pci_find_ext_capability); -/** - * pci_bus_find_ext_capability - find an extended capability - * @bus: the PCI bus to query - * @devfn: PCI device to query - * @cap: capability code - * - * Like pci_find_ext_capability() but works for pci devices that do not have a - * pci_dev structure set up yet. - * - * Returns the address of the requested capability structure within the - * device's PCI configuration space or 0 in case the device does not - * support it. - */ -int pci_bus_find_ext_capability(struct pci_bus *bus, unsigned int devfn, - int cap) -{ - u32 header; - int ttl; - int pos = PCI_CFG_SPACE_SIZE; - - /* minimum 8 bytes per capability */ - ttl = (PCI_CFG_SPACE_EXP_SIZE - PCI_CFG_SPACE_SIZE) / 8; - - if (!pci_bus_read_config_dword(bus, devfn, pos, &header)) - return 0; - if (header == 0xffffffff || header == 0) - return 0; - - while (ttl-- > 0) { - if (PCI_EXT_CAP_ID(header) == cap) - return pos; - - pos = PCI_EXT_CAP_NEXT(header); - if (pos < PCI_CFG_SPACE_SIZE) - break; - - if (!pci_bus_read_config_dword(bus, devfn, pos, &header)) - break; - } - - return 0; -} - static int __pci_find_next_ht_cap(struct pci_dev *dev, int pos, int ht_cap) { int rc, ttl = PCI_FIND_CAP_TTL; diff --git a/include/linux/pci.h b/include/linux/pci.h index d8c379dba6ad..2618ad996535 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -714,8 +714,6 @@ enum pci_lost_interrupt_reason pci_lost_interrupt(struct pci_dev *dev); int pci_find_capability(struct pci_dev *dev, int cap); int pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap); int pci_find_ext_capability(struct pci_dev *dev, int cap); -int pci_bus_find_ext_capability(struct pci_bus *bus, unsigned int devfn, - int cap); int pci_find_ht_capability(struct pci_dev *dev, int ht_cap); int pci_find_next_ht_capability(struct pci_dev *dev, int pos, int ht_cap); struct pci_bus *pci_find_next_bus(const struct pci_bus *from); From 533b6608b73669309becd90f11f939b60bb221be Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Fri, 18 May 2012 16:52:34 -0600 Subject: [PATCH 2/3] PCI: remove pci_max_busnr() (was already commented out) pci_max_busnr() has been commented out for years (since 54c762fe62), and this patch removes it completely. Signed-off-by: Bjorn Helgaas --- drivers/pci/pci.c | 24 ------------------------ 1 file changed, 24 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index de9386da2eb2..2cc53acad26a 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -136,30 +136,6 @@ void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar) EXPORT_SYMBOL_GPL(pci_ioremap_bar); #endif -#if 0 -/** - * pci_max_busnr - returns maximum PCI bus number - * - * Returns the highest PCI bus number present in the system global list of - * PCI buses. - */ -unsigned char __devinit -pci_max_busnr(void) -{ - struct pci_bus *bus = NULL; - unsigned char max, n; - - max = 0; - while ((bus = pci_find_next_bus(bus)) != NULL) { - n = pci_bus_max_busnr(bus); - if(n > max) - max = n; - } - return max; -} - -#endif /* 0 */ - #define PCI_FIND_CAP_TTL 48 static int __pci_find_next_cap_ttl(struct pci_bus *bus, unsigned int devfn, From 505cf30b7f4ef64c6db36f34adbe4a7ad9081fd3 Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Fri, 18 May 2012 16:52:40 -0600 Subject: [PATCH 3/3] PCI/AER: use pci_is_pcie() instead of obsolete pci_dev.is_pcie Use pci_is_pcie() instead of looking at obsolete is_pcie field in struct pci_dev. CC: Huang Ying CC: Kenji Kaneshige Signed-off-by: Bjorn Helgaas --- drivers/pci/pcie/aer/aerdrv_acpi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c index 275bf158ffa7..124f20ff11b2 100644 --- a/drivers/pci/pcie/aer/aerdrv_acpi.c +++ b/drivers/pci/pcie/aer/aerdrv_acpi.c @@ -59,7 +59,7 @@ static int aer_hest_parse(struct acpi_hest_header *hest_hdr, void *data) p = (struct acpi_hest_aer_common *)(hest_hdr + 1); if (p->flags & ACPI_HEST_GLOBAL) { - if ((info->pci_dev->is_pcie && + if ((pci_is_pcie(info->pci_dev) && info->pci_dev->pcie_type == pcie_type) || bridge) ff = !!(p->flags & ACPI_HEST_FIRMWARE_FIRST); } else