[haiku-bugs] Re: [Haiku] #6798: Master Ticket: Updating audio drivers to co-exist with OpenSound
- From: "mmadia" <trac@xxxxxxxxxxxx>
- Date: Sat, 06 Nov 2010 22:36:16 -0000
#6798: Master Ticket: Updating audio drivers to co-exist with OpenSound
----------------------------+------------------------------
Reporter: mmadia | Owner: korli
Type: bug | Status: new
Priority: normal | Milestone: R1
Component: Drivers/Audio | Version: R1/Development
Resolution: | Keywords:
Blocked By: | Has a Patch: 0
Platform: All | Blocking:
----------------------------+------------------------------
Description changed by mmadia:
Old description:
> This is a master ticket for tracking the updates of the various audio
> drivers, such that they can co-exist with OpenSound. {{{
> (un)reserve_device }}} needs to be utilized by Haiku's drivers, such as
> browser:haiku/trunk/src/add-ons/kernel/drivers/audio/hda/driver.cpp#L56
> {{{
> if (info.class_base == PCI_multimedia
> && info.class_sub == PCI_hd_audio) {
> #ifdef __HAIKU__
> if ((*gPci->reserve_device)(info.bus,
> info.device, info.function, "hda",
> &gCards[gNumCards]) < B_OK) {
> dprintf("HDA: Failed to reserve
> PCI:%d:%d:%d\n",
> info.bus, info.device,
> info.function);
> continue;
> }
> #endif
> }}}
>
> and browser:haiku/trunk/src/add-
> ons/kernel/drivers/audio/hda/driver.cpp#L95
> {{{
> #ifdef __HAIKU__
> (*gPci->unreserve_device)(gCards[i].pci_info.bus,
> gCards[i].pci_info.device,
> gCards[i].pci_info.function, "hda", &gCards[i]);
> #endif
> }}}
New description:
This is a master ticket for tracking the updates of the various audio
drivers, such that they can co-exist with OpenSound. {{{
(un)reserve_device }}} needs to be utilized by Haiku's drivers, such as
browser:haiku/trunk/src/add-ons/kernel/drivers/audio/hda/driver.cpp#L56
{{{
if (info.class_base == PCI_multimedia
&& info.class_sub == PCI_hd_audio) {
#ifdef __HAIKU__
if ((*gPci->reserve_device)(info.bus, info.device,
info.function, "hda",
&gCards[gNumCards]) < B_OK) {
dprintf("HDA: Failed to reserve
PCI:%d:%d:%d\n",
info.bus, info.device,
info.function);
continue;
}
#endif
}}}
and browser:haiku/trunk/src/add-
ons/kernel/drivers/audio/hda/driver.cpp#L95
{{{
#ifdef __HAIKU__
(*gPci->unreserve_device)(gCards[i].pci_info.bus,
gCards[i].pci_info.device,
gCards[i].pci_info.function, "hda", &gCards[i]);
#endif
}}}
== Appears to utilize (un)reserve_device ==
* ac97/auich
* ac97/auvia
* ac97/es1370
* echo
* emuxki
* hda
== Does not appear to utilize (un)reserve_device ==
* ac97/ali5451
* ac97/geode
* ac97/ich
* ac97/ichaudio
* cmedia
* ice1712
* module_driver
* null
* sb16
* sis7018
* usb_audio
''note: listing the devices here for now. new tickets could be created as
patches are submitted for each device''
--
--
Ticket URL: <http://dev.haiku-os.org/ticket/6798#comment:1>
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