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I am using microblaze with uclinux. I am getting compile error when I select CONFIG_SOUND_AD1889. Do I need to specify the DMA channels.
soundcard.c:70: `MAX_DMA_CHANNELS' undeclared here (not in a function)
soundcard.c:70: variable `dma_alloc_map' has initializer but incomplete type
soundcard.c:70: invalid initializer
soundcard.c:70: (near initialization for `dma_alloc_map')
soundcard.c: In function `sound_mmap':
soundcard.c:468: structure has no member named `vm_pgoff'
soundcard.c:480: structure has no member named `vm_page_prot'
soundcard.c: In function `oss_cleanup':
soundcard.c:637: `MAX_DMA_CHANNELS' undeclared (first use in this function)
soundcard.c:637: (Each undeclared identifier is reported only once
soundcard.c:637: for each function it appears in.)
soundcard.c: In function `sound_open_dma':
soundcard.c:669: `MAX_DMA_CHANNELS' undeclared (first use in this function)
soundcard.c: At top level:
soundcard.c:70: warning: `dma_alloc_map' defined but not used
soundcard.c:584: warning: `dmabug' defined but not used
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