From: Cliff Cai cliff.cai@analog.com
v1-v2: - only adding this dummy function in nommu arch
Signed-off-by: Cliff Cai cliff.cai@analog.com Signed-off-by: Bryan Wu cooloney@kernel.org --- sound/core/pcm_native.c | 14 ++++++++++++++ 1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index c49b9d9..1e88cde 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -3391,6 +3391,14 @@ out: } #endif /* CONFIG_SND_SUPPORT_OLD_API */
+#ifndef CONFIG_MMU +unsigned long dummy_get_unmapped_area(struct file *file, unsigned long addr, + unsigned long len, unsigned long pgoff, unsigned long flags) +{ + return 0; +} +#endif + /* * Register section */ @@ -3407,6 +3415,9 @@ const struct file_operations snd_pcm_f_ops[2] = { .compat_ioctl = snd_pcm_ioctl_compat, .mmap = snd_pcm_mmap, .fasync = snd_pcm_fasync, +#ifndef CONFIG_MMU + .get_unmapped_area = dummy_get_unmapped_area, +#endif }, { .owner = THIS_MODULE, @@ -3419,5 +3430,8 @@ const struct file_operations snd_pcm_f_ops[2] = { .compat_ioctl = snd_pcm_ioctl_compat, .mmap = snd_pcm_mmap, .fasync = snd_pcm_fasync, +#ifndef CONFIG_MMU + .get_unmapped_area = dummy_get_unmapped_area, +#endif } };