'\" t
.\"     Title: snd_dma_alloc_pages_fallback
.\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: Management of Cards and Devices
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "SND_DMA_ALLOC_PAGES_" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Management of Cards and Device"
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.SH "NAME"
snd_dma_alloc_pages_fallback \- allocate the buffer area according to the given type with fallback
.SH "SYNOPSIS"
.HP \w'int\ snd_dma_alloc_pages_fallback('u
.BI "int snd_dma_alloc_pages_fallback(int\ " "type" ", struct\ device\ *\ " "device" ", size_t\ " "size" ", struct\ snd_dma_buffer\ *\ " "dmab" ");"
.SH "ARGUMENTS"
.PP
\fItype\fR
.RS 4
the DMA buffer type
.RE
.PP
\fIdevice\fR
.RS 4
the device pointer
.RE
.PP
\fIsize\fR
.RS 4
the buffer size to allocate
.RE
.PP
\fIdmab\fR
.RS 4
buffer allocation record to store the allocated data
.RE
.SH "DESCRIPTION"
.PP
Calls the memory\-allocator function for the corresponding buffer type\&. When no space is left, this function reduces the size and tries to allocate again\&. The size actually allocated is stored in res_size argument\&.
.SH "RETURN"
.PP
Zero if the buffer with the given size is allocated successfully, otherwise a negative value on error\&.
.SH "COPYRIGHT"
.br