On Mon, Sep 24, 2012 at 01:18:34PM +1000, Stephen Rothwell wrote:
> Hi Dave,
>
> After merging the drm tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
>
> drivers/gpu/drm/i915/intel_hdmi.c: In function 'intel_enable_hdmi':
> drivers/gpu/drm/i915/intel_hdmi.c:633:31: error: 'mode' undeclared (first use in this function)
>
> Caused by commit b98b60167279 ("drm/i915: HDMI - Clear Audio Enable bit
> for Hot Plug") from Linus' tree interacting with commit 5ab432ef4997
> ("drm/i915/hdmi: convert to encoder->disable/enable") from the drm tree.
>
> I added the following merge fix patch (which may be wrong, of course):
>
> From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Mon, 24 Sep 2012 13:14:40 +1000
> Subject: [PATCH] drm/i915: HDMI: update for API change
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Looks good. I've known about this issue and tried to improve matters by
applying the patch to both trees (to at least force a conflict), but not
even with that patch applied in my drm-intel-next queue I get a proper
conflict. I guess I need to do a proper backmerge.
Fixup patch looks good for now.
Thanks, Daniel
> ---
> drivers/gpu/drm/i915/intel_hdmi.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index 2ec9c76..d39ed58 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -630,7 +630,7 @@ static void intel_enable_hdmi(struct intel_encoder *encoder)
> u32 temp;
> u32 enable_bits = SDVO_ENABLE;
>
> - if (intel_hdmi->has_audio || mode != DRM_MODE_DPMS_ON)
> + if (intel_hdmi->has_audio)
> enable_bits |= SDVO_AUDIO_ENABLE;
>
> temp = I915_READ(intel_hdmi->sdvox_reg);
> @@ -676,8 +676,7 @@ static void intel_disable_hdmi(struct intel_encoder *encoder)
> u32 temp;
> u32 enable_bits = SDVO_ENABLE;
>
> - if (intel_hdmi->has_audio)
> - enable_bits |= SDVO_AUDIO_ENABLE;
> + enable_bits |= SDVO_AUDIO_ENABLE;
>
> temp = I915_READ(intel_hdmi->sdvox_reg);
>
> --
> 1.7.10.280.gaa39
>
> --
> Cheers,
> Stephen Rothwell sfr@xxxxxxxxxxxxxxxx
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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