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>pci_find_class</SPAN
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><H2
>Name</H2
>pci_find_class -- begin or continue searching for a PCI device by class
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>Synopsis</H2
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><CODE
><CODE
CLASS="FUNCDEF"
>struct pci_dev * <TT
CLASS="FUNCTION"
>pci_find_class </TT
></CODE
>(unsigned int <TT
CLASS="PARAMETER"
><I
>class</I
></TT
>, const struct pci_dev * <TT
CLASS="PARAMETER"
><I
>from</I
></TT
>);</CODE
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><H2
>Arguments</H2
><P
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><DL
><DT
><TT
CLASS="PARAMETER"
><I
>class</I
></TT
></DT
><DD
><P
> search for a PCI device with this class designation
</P
></DD
><DT
><TT
CLASS="PARAMETER"
><I
>from</I
></TT
></DT
><DD
><P
> Previous PCI device found in search, or <TT
CLASS="CONSTANT"
>NULL</TT
> for new search.
</P
></DD
></DL
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></A
><H2
>Description</H2
><P
> Iterates through the list of known PCI devices. If a PCI device is
found with a matching <TT
CLASS="PARAMETER"
><I
>class</I
></TT
>, a pointer to its device structure is
returned. Otherwise, <TT
CLASS="CONSTANT"
>NULL</TT
> is returned.
A new search is initiated by passing <TT
CLASS="CONSTANT"
>NULL</TT
> to the <TT
CLASS="PARAMETER"
><I
>from</I
></TT
> argument.
Otherwise if <TT
CLASS="PARAMETER"
><I
>from</I
></TT
> is not <TT
CLASS="CONSTANT"
>NULL</TT
>, searches continue from next device
on the global list.
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