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| author | David Henningsson <david.henningsson@canonical.com> | 2015-08-19 10:48:55 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-09-02 11:30:44 +0200 |
| commit | 2a8ceedf787167e6b1670b89d44e8dffca14d19c (patch) | |
| tree | 628f488d119f745eb87215355cb1ca5ff65e1f91 /include/drm/i915_component.h | |
| parent | Merge tag 'asoc-v4.2-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/br... (diff) | |
| download | linux-2a8ceedf787167e6b1670b89d44e8dffca14d19c.tar.xz linux-2a8ceedf787167e6b1670b89d44e8dffca14d19c.zip | |
drm/i915: Add audio pin sense / ELD callback
This callback will be called by the i915 driver to notify the hda
driver that its HDMI information needs to be refreshed, i e,
that audio output is now available (or unavailable) - usually as a
result of a monitor being plugged in (or unplugged).
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/drm/i915_component.h')
| -rw-r--r-- | include/drm/i915_component.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index c9a8b64aa33b..ab5bde3736b4 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -34,6 +34,18 @@ struct i915_audio_component { void (*codec_wake_override)(struct device *, bool enable); int (*get_cdclk_freq)(struct device *); } *ops; + + const struct i915_audio_component_audio_ops { + void *audio_ptr; + /** + * Call from i915 driver, notifying the HDA driver that + * pin sense and/or ELD information has changed. + * @audio_ptr: HDA driver object + * @port: Which port has changed (PORTA / PORTB / PORTC etc) + * @port_mst_index: Index within that port, for DisplayPort multistreaming + */ + void (*pin_eld_notify)(void *audio_ptr, int port, int port_mst_index); + } *audio_ops; }; #endif /* _I915_COMPONENT_H_ */ |