On Thu, 28 Jan 2010, Wei Ni wrote:
> Hi, Takashi When I develop hdmi audio driver on the GT21x, I found a bug
> in the had_intel.c In hda_codec.c, it has define "[HDA_PCM_TYPE_HDMI] =
> { 3, 7, 8, 9, -1 },", it support up to device 9 for HDMI. But in
> hda_intel.c, it only define AZX_MAX_PCMS as 8. So the GT21x have 4 hdmi
> codecs, when run azx_attach_pcm_stream(), it will show error "Invalid
> PCM device number 8", and "... number 9", and return "-EINVAL". We
> should change the AZX_MAX_PCMS to 10.
I'm afraid, but having more than 8 PCM devices might cause problems when
CONFIG_SND_DYNAMIC_MINORS is not set. At least, this condition
(#if SNDRV_PCM_DEVICES < 10) should be handled in the HDA driver.
Jaroslav
-----
Jaroslav Kysela <perex@xxxxxxxx>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.
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