diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:47:46 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:47:46 -0800 |
commit | a421018e8c10e5593a1fee076af72a66c3fe8ca3 (patch) | |
tree | 2854511845d0e07d33726a13eda6de1059a5c9df /sound/pci/oxygen/oxygen_lib.c | |
parent | 3ad1f3b35e8309ec93454dbf89beaafcdb5312da (diff) | |
parent | 86e1d57e4f24ca27ce813bdc2afaac4adafcbaf4 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (294 commits)
S3C64XX: Staticise platform data for PCM devices
ASoC: Rename controls with a / in wm_hubs
snd-fm801: autodetect SF64-PCR (tuner-only) card
ALSA: tea575x-tuner: fix mute
ASoC: au1x: dbdma2: plug memleak in pcm device creation error path
ASoC: au1x: dbdma2: fix oops on soc device removal.
ALSA: hda - Fix memory leaks in the previous patch
ALSA: hda - Add ALC661/259, ALC892/888VD support
ALSA: opti9xx: remove snd_opti9xx fields
ALSA: aaci - Clean up duplicate code
ALSA: usb - Fix mixer map for Hercules Gamesurround Muse Pocket LT
ALSA: hda - Add position_fix quirk for HP dv3
ALSA: hda - Add a pin-fix for FSC Amilo Pi1505
ALSA: hda - Fix Cxt5047 test mode
ASoC: pxa/raumfeld: adopt new snd_soc_dai_set_pll() API
ASoC: sh: fsi: Add runtime PM support
sh: ms7724se: Add runtime PM support for FSI
ALSA: hda - Add a position_fix quirk for MSI Wind U115
ALSA: opti-miro: add PnP detection
ALSA: opti-miro: separate comon probing code
...
Diffstat (limited to 'sound/pci/oxygen/oxygen_lib.c')
-rw-r--r-- | sound/pci/oxygen/oxygen_lib.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/sound/pci/oxygen/oxygen_lib.c b/sound/pci/oxygen/oxygen_lib.c index 9a8936e2074..9c5e6450eeb 100644 --- a/sound/pci/oxygen/oxygen_lib.c +++ b/sound/pci/oxygen/oxygen_lib.c @@ -278,7 +278,11 @@ oxygen_search_pci_id(struct oxygen *chip, const struct pci_device_id ids[]) static void oxygen_restore_eeprom(struct oxygen *chip, const struct pci_device_id *id) { - if (oxygen_read_eeprom(chip, 0) != OXYGEN_EEPROM_ID) { + u16 eeprom_id; + + eeprom_id = oxygen_read_eeprom(chip, 0); + if (eeprom_id != OXYGEN_EEPROM_ID && + (eeprom_id != 0xffff || id->subdevice != 0x8788)) { /* * This function gets called only when a known card model has * been detected, i.e., we know there is a valid subsystem @@ -303,6 +307,28 @@ static void oxygen_restore_eeprom(struct oxygen *chip, } } +static void pci_bridge_magic(void) +{ + struct pci_dev *pci = NULL; + u32 tmp; + + for (;;) { + /* If there is any Pericom PI7C9X110 PCI-E/PCI bridge ... */ + pci = pci_get_device(0x12d8, 0xe110, pci); + if (!pci) + break; + /* + * ... configure its secondary internal arbiter to park to + * the secondary port, instead of to the last master. + */ + if (!pci_read_config_dword(pci, 0x40, &tmp)) { + tmp |= 1; + pci_write_config_dword(pci, 0x40, tmp); + } + /* Why? Try asking C-Media. */ + } +} + static void oxygen_init(struct oxygen *chip) { unsigned int i; @@ -581,6 +607,7 @@ int oxygen_pci_probe(struct pci_dev *pci, int index, char *id, snd_card_set_dev(card, &pci->dev); card->private_free = oxygen_card_free; + pci_bridge_magic(); oxygen_init(chip); chip->model.init(chip); |