Re: [Intel-gfx] [PATCH 18/18] drm/i915: Include infoframes in the crtc state dump

Daniel Vetter
2018-09-24T16:14:45Z

On Thu, Sep 20, 2018 at 09:51:45PM +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> Dump out the infoframes in the normal crtc state dump.
>
> TODO: Try to better integrate the infoframe dumps with
> drm state dumps
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

Going to make dmesg with state debugging enabled even more noisier, but
hey, whatever gives us more data to drown in :-)

More seriously, maybe eventually someone ports drm debug over to one of
the more scalable logging thingies.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> ---
> drivers/gpu/drm/i915/intel_display.c | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 3dce49e36a05..27ac33a2a4d3 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -10924,6 +10924,16 @@ intel_dump_m_n_config(struct intel_crtc_state *pipe_config, char *id,
> m_n->link_m, m_n->link_n, m_n->tu);
> }
>
> +static void
> +intel_dump_infoframe(struct drm_i915_private *dev_priv,
> + const union hdmi_infoframe *frame)
> +{
> + if ((drm_debug & DRM_UT_KMS) == 0)
> + return;
> +
> + hdmi_infoframe_log(KERN_DEBUG, dev_priv->drm.dev, frame);
> +}
> +
> #define OUTPUT_TYPE(x) [INTEL_OUTPUT_ ## x] = #x
>
> static const char * const output_type_str[] = {
> @@ -11013,6 +11023,22 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc,
> DRM_DEBUG_KMS("audio: %i, infoframes: %i\n",
> pipe_config->has_audio, pipe_config->has_infoframe);
>
> + DRM_DEBUG_KMS("infoframes enabled: 0x%x\n",
> + pipe_config->infoframes.enable);
> +
> + if (pipe_config->infoframes.enable &
> + intel_hdmi_infoframe_enable(HDMI_PACKET_TYPE_GENERAL_CONTROL))
> + DRM_DEBUG_KMS("GCP: 0x%x\n", pipe_config->infoframes.gcp);
> + if (pipe_config->infoframes.enable &
> + intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_AVI))
> + intel_dump_infoframe(dev_priv, &pipe_config->infoframes.avi);
> + if (pipe_config->infoframes.enable &
> + intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD))
> + intel_dump_infoframe(dev_priv, &pipe_config->infoframes.spd);
> + if (pipe_config->infoframes.enable &
> + intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_VENDOR))
> + intel_dump_infoframe(dev_priv, &pipe_config->infoframes.hdmi);
> +
> DRM_DEBUG_KMS("requested mode:\n");
> drm_mode_debug_printmodeline(&pipe_config->base.mode);
> DRM_DEBUG_KMS("adjusted mode:\n");
> --
> 2.16.4
>
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> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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