diff options
author | Bjorn Helgaas <bhelgaas@google.com> | 2018-04-04 21:28:40 +0300 |
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committer | Bjorn Helgaas <helgaas@kernel.org> | 2018-04-04 21:28:40 +0300 |
commit | c8afd5ef001b85034c31025686d3b7419103d729 (patch) | |
tree | 4d499a025d9fa1b32a0807771006d3b3770c3642 /drivers/pci/pci-sysfs.c | |
parent | a4b88505ac1f77cf4fa75fa6845fe95aa43aac9e (diff) | |
parent | f9ea894ca59a7abd931e52700bbe12e87e891c1e (diff) | |
download | linux-c8afd5ef001b85034c31025686d3b7419103d729.tar.xz |
Merge branch 'pci/vpd'
- consolidate VPD code in vpd.c (Bjorn Helgaas)
* pci/vpd:
PCI/VPD: Move VPD structures to vpd.c
PCI/VPD: Move VPD quirks to vpd.c
PCI/VPD: Move VPD sysfs code to vpd.c
PCI/VPD: Move VPD access code to vpd.c
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
-rw-r--r-- | drivers/pci/pci-sysfs.c | 67 |
1 files changed, 3 insertions, 64 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 116e97dafda0..366d93af051d 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -955,38 +955,6 @@ static ssize_t 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) -{ - struct pci_dev *dev = to_pci_dev(kobj_to_dev(kobj)); - - if (bin_attr->size > 0) { - if (off > bin_attr->size) - count = 0; - else if (count > bin_attr->size - off) - count = bin_attr->size - off; - } - - 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) -{ - struct pci_dev *dev = to_pci_dev(kobj_to_dev(kobj)); - - if (bin_attr->size > 0) { - if (off > bin_attr->size) - count = 0; - else if (count > bin_attr->size - off) - count = bin_attr->size - off; - } - - return pci_write_vpd(dev, off, count, buf); -} - #ifdef HAVE_PCI_LEGACY /** * pci_read_legacy_io - read byte(s) from legacy I/O port space @@ -1490,29 +1458,8 @@ static struct device_attribute reset_attr = __ATTR(reset, 0200, NULL, reset_stor static int pci_create_capabilities_sysfs(struct pci_dev *dev) { int retval; - struct bin_attribute *attr; - - /* If the device has VPD, try to expose it in sysfs. */ - if (dev->vpd) { - attr = kzalloc(sizeof(*attr), GFP_ATOMIC); - if (!attr) - return -ENOMEM; - sysfs_bin_attr_init(attr); - attr->size = 0; - attr->attr.name = "vpd"; - attr->attr.mode = S_IRUSR | S_IWUSR; - attr->read = read_vpd_attr; - attr->write = write_vpd_attr; - retval = sysfs_create_bin_file(&dev->dev.kobj, attr); - if (retval) { - kfree(attr); - return retval; - } - dev->vpd->attr = attr; - } - - /* Active State Power Management */ + pcie_vpd_create_sysfs_dev_files(dev); pcie_aspm_create_sysfs_dev_files(dev); if (dev->reset_fn) { @@ -1524,11 +1471,7 @@ static int pci_create_capabilities_sysfs(struct pci_dev *dev) error: pcie_aspm_remove_sysfs_dev_files(dev); - if (dev->vpd && dev->vpd->attr) { - sysfs_remove_bin_file(&dev->dev.kobj, dev->vpd->attr); - kfree(dev->vpd->attr); - } - + pcie_vpd_remove_sysfs_dev_files(dev); return retval; } @@ -1602,11 +1545,7 @@ err: static void pci_remove_capabilities_sysfs(struct pci_dev *dev) { - if (dev->vpd && dev->vpd->attr) { - sysfs_remove_bin_file(&dev->dev.kobj, dev->vpd->attr); - kfree(dev->vpd->attr); - } - + pcie_vpd_remove_sysfs_dev_files(dev); pcie_aspm_remove_sysfs_dev_files(dev); if (dev->reset_fn) { device_remove_file(&dev->dev, &reset_attr); |