diff options
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 367 |
1 files changed, 193 insertions, 174 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 4e0acefb756..9ff0a901ecf 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -29,6 +29,7 @@ #include <linux/slab.h> #include <linux/vgaarb.h> #include <linux/pm_runtime.h> +#include <linux/of.h> #include "pci.h" static int sysfs_initialized; /* = 0 */ @@ -40,8 +41,8 @@ field##_show(struct device *dev, struct device_attribute *attr, char *buf) \ { \ struct pci_dev *pdev; \ \ - pdev = to_pci_dev (dev); \ - return sprintf (buf, format_string, pdev->field); \ + pdev = to_pci_dev(dev); \ + return sprintf(buf, format_string, pdev->field); \ } \ static DEVICE_ATTR_RO(field) @@ -57,7 +58,7 @@ static ssize_t broken_parity_status_show(struct device *dev, char *buf) { struct pci_dev *pdev = to_pci_dev(dev); - return sprintf (buf, "%u\n", pdev->broken_parity_status); + return sprintf(buf, "%u\n", pdev->broken_parity_status); } static ssize_t broken_parity_status_store(struct device *dev, @@ -76,10 +77,8 @@ static ssize_t broken_parity_status_store(struct device *dev, } static DEVICE_ATTR_RW(broken_parity_status); -static ssize_t pci_dev_show_local_cpu(struct device *dev, - int type, - struct device_attribute *attr, - char *buf) +static ssize_t pci_dev_show_local_cpu(struct device *dev, int type, + struct device_attribute *attr, char *buf) { const struct cpumask *mask; int len; @@ -100,14 +99,14 @@ static ssize_t pci_dev_show_local_cpu(struct device *dev, } static ssize_t local_cpus_show(struct device *dev, - struct device_attribute *attr, char *buf) + struct device_attribute *attr, char *buf) { return pci_dev_show_local_cpu(dev, 1, attr, buf); } static DEVICE_ATTR_RO(local_cpus); static ssize_t local_cpulist_show(struct device *dev, - struct device_attribute *attr, char *buf) + struct device_attribute *attr, char *buf) { return pci_dev_show_local_cpu(dev, 0, attr, buf); } @@ -116,8 +115,7 @@ static DEVICE_ATTR_RO(local_cpulist); /* * PCI Bus Class Devices */ -static ssize_t pci_bus_show_cpuaffinity(struct device *dev, - int type, +static ssize_t pci_bus_show_cpuaffinity(struct device *dev, int type, struct device_attribute *attr, char *buf) { @@ -148,11 +146,11 @@ static ssize_t cpulistaffinity_show(struct device *dev, static DEVICE_ATTR_RO(cpulistaffinity); /* show resources */ -static ssize_t -resource_show(struct device * dev, struct device_attribute *attr, char * buf) +static ssize_t resource_show(struct device *dev, struct device_attribute *attr, + char *buf) { - struct pci_dev * pci_dev = to_pci_dev(dev); - char * str = buf; + struct pci_dev *pci_dev = to_pci_dev(dev); + char *str = buf; int i; int max; resource_size_t start, end; @@ -165,7 +163,7 @@ resource_show(struct device * dev, struct device_attribute *attr, char * buf) for (i = 0; i < max; i++) { struct resource *res = &pci_dev->resource[i]; pci_resource_to_user(pci_dev, i, res, &start, &end); - str += sprintf(str,"0x%016llx 0x%016llx 0x%016llx\n", + str += sprintf(str, "0x%016llx 0x%016llx 0x%016llx\n", (unsigned long long)start, (unsigned long long)end, (unsigned long long)res->flags); @@ -174,7 +172,8 @@ resource_show(struct device * dev, struct device_attribute *attr, char * buf) } static DEVICE_ATTR_RO(resource); -static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct pci_dev *pci_dev = to_pci_dev(dev); @@ -186,9 +185,8 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, } static DEVICE_ATTR_RO(modalias); -static ssize_t enabled_store(struct device *dev, - struct device_attribute *attr, const char *buf, - size_t count) +static ssize_t enabled_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct pci_dev *pdev = to_pci_dev(dev); unsigned long val; @@ -212,57 +210,56 @@ static ssize_t enabled_store(struct device *dev, return result < 0 ? result : count; } -static ssize_t enabled_show(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t enabled_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct pci_dev *pdev; - pdev = to_pci_dev (dev); - return sprintf (buf, "%u\n", atomic_read(&pdev->enable_cnt)); + pdev = to_pci_dev(dev); + return sprintf(buf, "%u\n", atomic_read(&pdev->enable_cnt)); } static DEVICE_ATTR_RW(enabled); #ifdef CONFIG_NUMA -static ssize_t -numa_node_show(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t numa_node_show(struct device *dev, struct device_attribute *attr, + char *buf) { - return sprintf (buf, "%d\n", dev->numa_node); + return sprintf(buf, "%d\n", dev->numa_node); } static DEVICE_ATTR_RO(numa_node); #endif -static ssize_t -dma_mask_bits_show(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t dma_mask_bits_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct pci_dev *pdev = to_pci_dev(dev); - return sprintf (buf, "%d\n", fls64(pdev->dma_mask)); + return sprintf(buf, "%d\n", fls64(pdev->dma_mask)); } static DEVICE_ATTR_RO(dma_mask_bits); -static ssize_t -consistent_dma_mask_bits_show(struct device *dev, struct device_attribute *attr, - char *buf) +static ssize_t consistent_dma_mask_bits_show(struct device *dev, + struct device_attribute *attr, + char *buf) { - return sprintf (buf, "%d\n", fls64(dev->coherent_dma_mask)); + return sprintf(buf, "%d\n", fls64(dev->coherent_dma_mask)); } static DEVICE_ATTR_RO(consistent_dma_mask_bits); -static ssize_t -msi_bus_show(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t msi_bus_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct pci_dev *pdev = to_pci_dev(dev); if (!pdev->subordinate) return 0; - return sprintf (buf, "%u\n", - !(pdev->subordinate->bus_flags & PCI_BUS_FLAGS_NO_MSI)); + return sprintf(buf, "%u\n", + !(pdev->subordinate->bus_flags & PCI_BUS_FLAGS_NO_MSI)); } -static ssize_t -msi_bus_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t msi_bus_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct pci_dev *pdev = to_pci_dev(dev); unsigned long val; @@ -289,8 +286,8 @@ msi_bus_store(struct device *dev, struct device_attribute *attr, !!val) { pdev->subordinate->bus_flags ^= PCI_BUS_FLAGS_NO_MSI; - dev_warn(&pdev->dev, "forced subordinate bus to%s support MSI," - " bad things could happen\n", val ? "" : " not"); + dev_warn(&pdev->dev, "forced subordinate bus to%s support MSI, bad things could happen\n", + val ? "" : " not"); } return count; @@ -330,9 +327,9 @@ const struct attribute_group *pci_bus_groups[] = { NULL, }; -static ssize_t -dev_rescan_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t dev_rescan_store(struct device *dev, + struct device_attribute *attr, const char *buf, + size_t count) { unsigned long val; struct pci_dev *pdev = to_pci_dev(dev); @@ -351,9 +348,8 @@ static struct device_attribute dev_rescan_attr = __ATTR(rescan, (S_IWUSR|S_IWGRP), NULL, dev_rescan_store); -static ssize_t -remove_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t remove_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { unsigned long val; @@ -368,9 +364,9 @@ static struct device_attribute dev_remove_attr = __ATTR(remove, (S_IWUSR|S_IWGRP), NULL, remove_store); -static ssize_t -dev_bus_rescan_store(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t dev_bus_rescan_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) { unsigned long val; struct pci_bus *bus = to_pci_bus(dev); @@ -411,11 +407,25 @@ static ssize_t d3cold_allowed_show(struct device *dev, struct device_attribute *attr, char *buf) { struct pci_dev *pdev = to_pci_dev(dev); - return sprintf (buf, "%u\n", pdev->d3cold_allowed); + return sprintf(buf, "%u\n", pdev->d3cold_allowed); } static DEVICE_ATTR_RW(d3cold_allowed); #endif +#ifdef CONFIG_OF +static ssize_t devspec_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct pci_dev *pdev = to_pci_dev(dev); + struct device_node *np = pci_device_to_OF_node(pdev); + + if (np == NULL || np->full_name == NULL) + return 0; + return sprintf(buf, "%s", np->full_name); +} +static DEVICE_ATTR_RO(devspec); +#endif + #ifdef CONFIG_PCI_IOV static ssize_t sriov_totalvfs_show(struct device *dev, struct device_attribute *attr, @@ -499,6 +509,45 @@ static struct device_attribute sriov_numvfs_attr = sriov_numvfs_show, sriov_numvfs_store); #endif /* CONFIG_PCI_IOV */ +static ssize_t driver_override_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct pci_dev *pdev = to_pci_dev(dev); + char *driver_override, *old = pdev->driver_override, *cp; + + if (count > PATH_MAX) + return -EINVAL; + + driver_override = kstrndup(buf, count, GFP_KERNEL); + if (!driver_override) + return -ENOMEM; + + cp = strchr(driver_override, '\n'); + if (cp) + *cp = '\0'; + + if (strlen(driver_override)) { + pdev->driver_override = driver_override; + } else { + kfree(driver_override); + pdev->driver_override = NULL; + } + + kfree(old); + + return count; +} + +static ssize_t driver_override_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct pci_dev *pdev = to_pci_dev(dev); + + return sprintf(buf, "%s\n", pdev->driver_override); +} +static DEVICE_ATTR_RW(driver_override); + static struct attribute *pci_dev_attrs[] = { &dev_attr_resource.attr, &dev_attr_vendor.attr, @@ -521,6 +570,10 @@ static struct attribute *pci_dev_attrs[] = { #if defined(CONFIG_PM_RUNTIME) && defined(CONFIG_ACPI) &dev_attr_d3cold_allowed.attr, #endif +#ifdef CONFIG_OF + &dev_attr_devspec.attr, +#endif + &dev_attr_driver_override.attr, NULL, }; @@ -549,8 +602,8 @@ const struct attribute_group *pcibus_groups[] = { NULL, }; -static ssize_t -boot_vga_show(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t boot_vga_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct pci_dev *pdev = to_pci_dev(dev); struct pci_dev *vga_dev = vga_default_device(); @@ -564,22 +617,21 @@ boot_vga_show(struct device *dev, struct device_attribute *attr, char *buf) } static struct device_attribute vga_attr = __ATTR_RO(boot_vga); -static ssize_t -pci_read_config(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t pci_read_config(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { - struct pci_dev *dev = to_pci_dev(container_of(kobj,struct device,kobj)); + struct pci_dev *dev = to_pci_dev(container_of(kobj, struct device, + kobj)); unsigned int size = 64; loff_t init_off = off; - u8 *data = (u8*) buf; + u8 *data = (u8 *) buf; /* Several chips lock up trying to read undefined config space */ - if (security_capable(filp->f_cred, &init_user_ns, CAP_SYS_ADMIN) == 0) { + if (security_capable(filp->f_cred, &init_user_ns, CAP_SYS_ADMIN) == 0) size = dev->cfg_size; - } else if (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) { + else if (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) size = 128; - } if (off > size) return 0; @@ -642,15 +694,15 @@ pci_read_config(struct file *filp, struct kobject *kobj, return count; } -static ssize_t -pci_write_config(struct file* filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t pci_write_config(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { - struct pci_dev *dev = to_pci_dev(container_of(kobj,struct device,kobj)); + struct pci_dev *dev = to_pci_dev(container_of(kobj, struct device, + kobj)); unsigned int size = count; loff_t init_off = off; - u8 *data = (u8*) buf; + u8 *data = (u8 *) buf; if (off > dev->cfg_size) return 0; @@ -670,10 +722,10 @@ pci_write_config(struct file* filp, struct kobject *kobj, if ((off & 3) && size > 2) { u16 val = data[off - init_off]; val |= (u16) data[off - init_off + 1] << 8; - pci_user_write_config_word(dev, off, val); - off += 2; - size -= 2; - } + pci_user_write_config_word(dev, off, val); + off += 2; + size -= 2; + } while (size > 3) { u32 val = data[off - init_off]; @@ -704,10 +756,9 @@ pci_write_config(struct file* filp, struct kobject *kobj, return count; } -static ssize_t -read_vpd_attr(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t read_vpd_attr(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { struct pci_dev *dev = to_pci_dev(container_of(kobj, struct device, kobj)); @@ -720,10 +771,9 @@ read_vpd_attr(struct file *filp, struct kobject *kobj, return pci_read_vpd(dev, off, count, buf); } -static ssize_t -write_vpd_attr(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t write_vpd_attr(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { struct pci_dev *dev = to_pci_dev(container_of(kobj, struct device, kobj)); @@ -749,20 +799,18 @@ write_vpd_attr(struct file *filp, struct kobject *kobj, * Reads 1, 2, or 4 bytes from legacy I/O port space using an arch specific * callback routine (pci_legacy_read). */ -static ssize_t -pci_read_legacy_io(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t pci_read_legacy_io(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { - struct pci_bus *bus = to_pci_bus(container_of(kobj, - struct device, + struct pci_bus *bus = to_pci_bus(container_of(kobj, struct device, kobj)); - /* Only support 1, 2 or 4 byte accesses */ - if (count != 1 && count != 2 && count != 4) - return -EINVAL; + /* Only support 1, 2 or 4 byte accesses */ + if (count != 1 && count != 2 && count != 4) + return -EINVAL; - return pci_legacy_read(bus, off, (u32 *)buf, count); + return pci_legacy_read(bus, off, (u32 *)buf, count); } /** @@ -777,19 +825,18 @@ pci_read_legacy_io(struct file *filp, struct kobject *kobj, * Writes 1, 2, or 4 bytes from legacy I/O port space using an arch specific * callback routine (pci_legacy_write). */ -static ssize_t -pci_write_legacy_io(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t pci_write_legacy_io(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { - struct pci_bus *bus = to_pci_bus(container_of(kobj, - struct device, + struct pci_bus *bus = to_pci_bus(container_of(kobj, struct device, kobj)); - /* Only support 1, 2 or 4 byte accesses */ - if (count != 1 && count != 2 && count != 4) - return -EINVAL; - return pci_legacy_write(bus, off, *(u32 *)buf, count); + /* Only support 1, 2 or 4 byte accesses */ + if (count != 1 && count != 2 && count != 4) + return -EINVAL; + + return pci_legacy_write(bus, off, *(u32 *)buf, count); } /** @@ -803,16 +850,14 @@ pci_write_legacy_io(struct file *filp, struct kobject *kobj, * legacy memory space (first meg of bus space) into application virtual * memory space. */ -static int -pci_mmap_legacy_mem(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, - struct vm_area_struct *vma) +static int pci_mmap_legacy_mem(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, + struct vm_area_struct *vma) { - struct pci_bus *bus = to_pci_bus(container_of(kobj, - struct device, + struct pci_bus *bus = to_pci_bus(container_of(kobj, struct device, kobj)); - return pci_mmap_legacy_page_range(bus, vma, pci_mmap_mem); + return pci_mmap_legacy_page_range(bus, vma, pci_mmap_mem); } /** @@ -826,16 +871,14 @@ pci_mmap_legacy_mem(struct file *filp, struct kobject *kobj, * legacy IO space (first meg of bus space) into application virtual * memory space. Returns -ENOSYS if the operation isn't supported */ -static int -pci_mmap_legacy_io(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, - struct vm_area_struct *vma) +static int pci_mmap_legacy_io(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, + struct vm_area_struct *vma) { - struct pci_bus *bus = to_pci_bus(container_of(kobj, - struct device, + struct pci_bus *bus = to_pci_bus(container_of(kobj, struct device, kobj)); - return pci_mmap_legacy_page_range(bus, vma, pci_mmap_io); + return pci_mmap_legacy_page_range(bus, vma, pci_mmap_io); } /** @@ -845,10 +888,9 @@ pci_mmap_legacy_io(struct file *filp, struct kobject *kobj, * * Stub implementation. Can be overridden by arch if necessary. */ -void __weak -pci_adjust_legacy_attr(struct pci_bus *b, enum pci_mmap_state mmap_type) +void __weak pci_adjust_legacy_attr(struct pci_bus *b, + enum pci_mmap_state mmap_type) { - return; } /** @@ -903,8 +945,7 @@ legacy_io_err: kfree(b->legacy_io); b->legacy_io = NULL; kzalloc_err: - printk(KERN_WARNING "pci: warning: could not create legacy I/O port " - "and ISA memory resources to sysfs\n"); + printk(KERN_WARNING "pci: warning: could not create legacy I/O port and ISA memory resources to sysfs\n"); return; } @@ -947,9 +988,8 @@ int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma, * * Use the regular PCI mapping routines to map a PCI resource into userspace. */ -static int -pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, - struct vm_area_struct *vma, int write_combine) +static int pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, + struct vm_area_struct *vma, int write_combine) { struct pci_dev *pdev = to_pci_dev(container_of(kobj, struct device, kobj)); @@ -965,8 +1005,7 @@ pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, return -ENODEV; if (!pci_mmap_fits(pdev, i, vma, PCI_MMAP_SYSFS)) { - WARN(1, "process \"%s\" tried to map 0x%08lx bytes " - "at page 0x%08lx on %s BAR %d (start 0x%16Lx, size 0x%16Lx)\n", + WARN(1, "process \"%s\" tried to map 0x%08lx bytes at page 0x%08lx on %s BAR %d (start 0x%16Lx, size 0x%16Lx)\n", current->comm, vma->vm_end-vma->vm_start, vma->vm_pgoff, pci_name(pdev), i, (u64)pci_resource_start(pdev, i), @@ -988,26 +1027,23 @@ pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, return pci_mmap_page_range(pdev, vma, mmap_type, write_combine); } -static int -pci_mmap_resource_uc(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, - struct vm_area_struct *vma) +static int pci_mmap_resource_uc(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, + struct vm_area_struct *vma) { return pci_mmap_resource(kobj, attr, vma, 0); } -static int -pci_mmap_resource_wc(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, - struct vm_area_struct *vma) +static int pci_mmap_resource_wc(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, + struct vm_area_struct *vma) { return pci_mmap_resource(kobj, attr, vma, 1); } -static ssize_t -pci_resource_io(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, char *buf, - loff_t off, size_t count, bool write) +static ssize_t pci_resource_io(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, + loff_t off, size_t count, bool write) { struct pci_dev *pdev = to_pci_dev(container_of(kobj, struct device, kobj)); @@ -1052,18 +1088,16 @@ pci_resource_io(struct file *filp, struct kobject *kobj, return -EINVAL; } -static ssize_t -pci_read_resource_io(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, char *buf, - loff_t off, size_t count) +static ssize_t pci_read_resource_io(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, + loff_t off, size_t count) { return pci_resource_io(filp, kobj, attr, buf, off, count, false); } -static ssize_t -pci_write_resource_io(struct file *filp, struct kobject *kobj, - struct bin_attribute *attr, char *buf, - loff_t off, size_t count) +static ssize_t pci_write_resource_io(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, + loff_t off, size_t count) { return pci_resource_io(filp, kobj, attr, buf, off, count, true); } @@ -1075,8 +1109,7 @@ pci_write_resource_io(struct file *filp, struct kobject *kobj, * If we created resource files for @pdev, remove them from sysfs and * free their resources. */ -static void -pci_remove_resource_files(struct pci_dev *pdev) +static void pci_remove_resource_files(struct pci_dev *pdev) { int i; @@ -1179,10 +1212,9 @@ void __weak pci_remove_resource_files(struct pci_dev *dev) { return; } * * writing anything except 0 enables it */ -static ssize_t -pci_write_rom(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t pci_write_rom(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { struct pci_dev *pdev = to_pci_dev(container_of(kobj, struct device, kobj)); @@ -1206,10 +1238,9 @@ pci_write_rom(struct file *filp, struct kobject *kobj, * Put @count bytes starting at @off into @buf from the ROM in the PCI * device corresponding to @kobj. */ -static ssize_t -pci_read_rom(struct file *filp, struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t pci_read_rom(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, char *buf, + loff_t off, size_t count) { struct pci_dev *pdev = to_pci_dev(container_of(kobj, struct device, kobj)); void __iomem *rom; @@ -1255,14 +1286,8 @@ static struct bin_attribute pcie_config_attr = { .write = pci_write_config, }; -int __weak pcibios_add_platform_entries(struct pci_dev *dev) -{ - return 0; -} - -static ssize_t reset_store(struct device *dev, - struct device_attribute *attr, const char *buf, - size_t count) +static ssize_t reset_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct pci_dev *pdev = to_pci_dev(dev); unsigned long val; @@ -1329,7 +1354,7 @@ error: return retval; } -int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev) +int __must_check pci_create_sysfs_dev_files(struct pci_dev *pdev) { int retval; int rom_size = 0; @@ -1375,11 +1400,6 @@ int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev) pdev->rom_attr = attr; } - /* add platform-specific attributes */ - retval = pcibios_add_platform_entries(pdev); - if (retval) - goto err_rom_file; - /* add sysfs entries for various capabilities */ retval = pci_create_capabilities_sysfs(pdev); if (retval) @@ -1472,7 +1492,6 @@ static int __init pci_sysfs_init(void) return 0; } - late_initcall(pci_sysfs_init); static struct attribute *pci_dev_dev_attrs[] = { @@ -1481,7 +1500,7 @@ static struct attribute *pci_dev_dev_attrs[] = { }; static umode_t pci_dev_attrs_are_visible(struct kobject *kobj, - struct attribute *a, int n) + struct attribute *a, int n) { struct device *dev = container_of(kobj, struct device, kobj); struct pci_dev *pdev = to_pci_dev(dev); @@ -1500,7 +1519,7 @@ static struct attribute *pci_dev_hp_attrs[] = { }; static umode_t pci_dev_hp_attrs_are_visible(struct kobject *kobj, - struct attribute *a, int n) + struct attribute *a, int n) { struct device *dev = container_of(kobj, struct device, kobj); struct pci_dev *pdev = to_pci_dev(dev); @@ -1524,7 +1543,7 @@ static struct attribute *sriov_dev_attrs[] = { }; static umode_t sriov_attrs_are_visible(struct kobject *kobj, - struct attribute *a, int n) + struct attribute *a, int n) { struct device *dev = container_of(kobj, struct device, kobj); 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