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| author | Dylan Reid <dgreid@chromium.org> | 2014-03-01 00:41:16 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-03-01 11:21:13 +0100 |
| commit | f46ea609d1484818f39e6760c33a1629c756116e (patch) | |
| tree | 5efc408fd00355a9782532154f7544354ac36ab8 /sound/pci/hda/hda_priv.h | |
| parent | ALSA: hda - Use device pointer from the card instead of pci (diff) | |
| download | linux-f46ea609d1484818f39e6760c33a1629c756116e.tar.xz linux-f46ea609d1484818f39e6760c33a1629c756116e.zip | |
ALSA: hda - Add function pointer for disabling MSI
This is a PCI-only feature, but adding a callback for it in the chip
structure breaks the PCI dependency in the RIRB code allowing the
logic there to be re-used by the platform HDA driver.
Signed-off-by: Dylan Reid <dgreid@chromium.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_priv.h')
| -rw-r--r-- | sound/pci/hda/hda_priv.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_priv.h b/sound/pci/hda/hda_priv.h index 17afe90e90de..c231c11d8669 100644 --- a/sound/pci/hda/hda_priv.h +++ b/sound/pci/hda/hda_priv.h @@ -285,6 +285,8 @@ struct azx_rb { u32 res[AZX_MAX_CODECS]; /* last read value */ }; +struct azx; + /* Functions to read/write to hda registers. */ struct hda_controller_ops { /* Register Access */ @@ -294,6 +296,8 @@ struct hda_controller_ops { u16 (*readw)(u16 *addr); void (*writeb)(u8 value, u8 *addr); u8 (*readb)(u8 *addr); + /* Disable msi if supported, PCI only */ + int (*disable_msi_reset_irq)(struct azx *); }; struct azx_pcm { |