PCI_ENABLE_OBFF - Online Linux Manual PageSection : 9
Updated : June 2018
Source : Kernel Hackers Manual 2​.6​.
Note : Hardware Interfaces

---

NAMEpci_enable_obff − enable optimized buffer flush/fill

---

SYNOPSISint pci_enable_obff(struct pci_dev * dev, enum pci_obff_signal_type type);

---

ARGUMENTSdev PCI device type type of signaling to use

---

DESCRIPTIONTry to enable type OBFF signaling on dev​. It will try using WAKE# signaling if possible, falling back to message signaling only if WAKE# isn´t supported​. type should indicate whether the PCIe link be brought out of L0s or L1 to send the message​. It should be either PCI_EXP_OBFF_SIGNAL_ALWAYS or PCI_OBFF_SIGNAL_L0​. If your device can benefit from receiving all messages, even at the power cost of bringing the link back up from a low power state, use PCI_EXP_OBFF_SIGNAL_ALWAYS​. Otherwise, use PCI_OBFF_SIGNAL_L0 (the preferred type)​.

---

RETURNSZero on success, appropriate error number on failure​.

---

COPYRIGHT
0

---

Johanes Gumabo

---

Data Size   :   4,768 byte
man-pci_enable_obff.9Build   :   2024-12-05, 20:55   :  
Visitor Screen   :   x
Visitor Counter ( page / site )   :   2 / 189,478
Visitor ID   :     :  
Visitor IP   :   3.145.79.214   :  
Visitor Provider   :   AMAZON-02   :  
Provider Position ( lat x lon )   :   39.962500 x -83.006100   :   x
Provider Accuracy Radius ( km )   :   1000   :  
Provider City   :   Columbus   :  
Provider Province   :   Ohio ,   :   ,
Provider Country   :   United States   :  
Provider Continent   :   North America   :  
Visitor Recorder   :   Version   :  
Visitor Recorder   :   Library   :  
Online Linux Manual Page   :   Version   :   Online Linux Manual Page - Fedora.40 - march=x86-64 - mtune=generic - 24.12.05
Online Linux Manual Page   :   Library   :   lib_c - 24.10.03 - march=x86-64 - mtune=generic - Fedora.40
Online Linux Manual Page   :   Library   :   lib_m - 24.10.03 - march=x86-64 - mtune=generic - Fedora.40
Data Base   :   Version   :   Online Linux Manual Page Database - 24.04.13 - march=x86-64 - mtune=generic - fedora-38
Data Base   :   Library   :   lib_c - 23.02.07 - march=x86-64 - mtune=generic - fedora.36

---

Very long time ago, I have the best tutor, Wenzel Svojanovsky . If someone knows the email address of Wenzel Svojanovsky , please send an email to johanes_gumabo@yahoo.co.id .

---

If error, please print screen and send to johanes_gumabo@yahoo.co.id
Under development. Support me via PayPal.

---