On Thu, 29 Mar 2018, Yang <yang.a.shi@xxxxxxxxx> wrote: > From: Yang Shi <yang.a.shi@xxxxxxxxx> > > snd_hdac driver would use the component interface from i915 driver. > if i915 driver do the audio component intialization too late, snd_hdac > driver will meet ipanic. To follow-up, we figured out off-list that the root cause here were local async probe changes, and the issue that this patch addresses is not present upstream. However, it seems likely that the patch [1] recently proposed by Chris would cause similar issues. Let's continue the discussion on that thread. BR, Jani. [1] http://patchwork.freedesktop.org/patch/msgid/20180323083048.13327-1-chris@xxxxxxxxxxxxxxxxxx > > Signed-off-by: Bo He <bo.he@xxxxxxxxx> > Signed-off-by: Yang Shi <yang.a.shi@xxxxxxxxx> > --- > drivers/gpu/drm/i915/i915_drv.c | 2 -- > drivers/gpu/drm/i915/intel_display.c | 2 ++ > 2 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c > index 2f5209d..9d25d7e 100644 > --- a/drivers/gpu/drm/i915/i915_drv.c > +++ b/drivers/gpu/drm/i915/i915_drv.c > @@ -1243,8 +1243,6 @@ static void i915_driver_register(struct drm_i915_private *dev_priv) > if (IS_GEN5(dev_priv)) > intel_gpu_ips_init(dev_priv); > > - intel_audio_init(dev_priv); > - > /* > * Some ports require correctly set-up hpd registers for detection to > * work properly (leading to ghost connected connector status), e.g. VGA > diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c > index f288bcc..a471c88 100644 > --- a/drivers/gpu/drm/i915/intel_display.c > +++ b/drivers/gpu/drm/i915/intel_display.c > @@ -14468,6 +14468,8 @@ int intel_modeset_init(struct drm_device *dev) > > dev->mode_config.funcs = &intel_mode_funcs; > > + intel_audio_init(dev_priv); > + > init_llist_head(&dev_priv->atomic_helper.free_list); > INIT_WORK(&dev_priv->atomic_helper.free_work, > intel_atomic_helper_free_state_worker); -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
