[Intel-gfx] [PATCH v2 06/18] drm/i915/audio: set ELD Conn_Type at one place

Jani Nikula jani.nikula at intel.com
Tue Oct 28 10:18:59 CET 2014


On Mon, 27 Oct 2014, Rodrigo Vivi <rodrigo.vivi at gmail.com> wrote:
> On Mon, Oct 27, 2014 at 7:26 AM, Jani Nikula <jani.nikula at intel.com> wrote:
>> Keep the driver modifications to ELD together. This also sets the
>> Conn_Type for G4X DP which wasn't done before.
>>
>> Clean up the debugs while at it; this is all obvious from the connector
>> name.
>>
>> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
>> ---
>>  drivers/gpu/drm/i915/intel_audio.c | 19 +++++++++----------
>>  1 file changed, 9 insertions(+), 10 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
>> index 4a384d780b20..4d644efde608 100644
>> --- a/drivers/gpu/drm/i915/intel_audio.c
>> +++ b/drivers/gpu/drm/i915/intel_audio.c
>> @@ -181,13 +181,10 @@ static void haswell_write_eld(struct drm_connector *connector,
>>
>>         eldv = AUDIO_ELD_VALID_A << (pipe * 4);
>>
>> -       if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DISPLAYPORT)) {
>> -               DRM_DEBUG_DRIVER("ELD: DisplayPort detected\n");
>> -               eld[5] |= (1 << 2);     /* Conn_Type, 0x1 = DisplayPort */
>> +       if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DISPLAYPORT))
>>                 I915_WRITE(aud_config, AUD_CONFIG_N_VALUE_INDEX); /* 0x1 = DP */
>> -       } else {
>> +       else
>>                 I915_WRITE(aud_config, audio_config_hdmi_pixel_clock(mode));
>> -       }
>>
>>         if (intel_eld_uptodate(connector,
>>                                aud_cntrl_st2, eldv,
>> @@ -276,13 +273,10 @@ static void ironlake_write_eld(struct drm_connector *connector,
>>                 eldv = IBX_ELD_VALIDB << ((port - 1) * 4);
>>         }
>>
>> -       if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DISPLAYPORT)) {
>> -               DRM_DEBUG_DRIVER("ELD: DisplayPort detected\n");
>> -               eld[5] |= (1 << 2);     /* Conn_Type, 0x1 = DisplayPort */
>> +       if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DISPLAYPORT))
>>                 I915_WRITE(aud_config, AUD_CONFIG_N_VALUE_INDEX); /* 0x1 = DP */
>> -       } else {
>> +       else
>>                 I915_WRITE(aud_config, audio_config_hdmi_pixel_clock(mode));
>> -       }
>>
>>         if (intel_eld_uptodate(connector,
>>                                aud_cntrl_st2, eldv,
>> @@ -330,6 +324,11 @@ void intel_write_eld(struct intel_encoder *intel_encoder)
>>                          connector->encoder->base.id,
>>                          connector->encoder->name);
>>
>> +       /* ELD Conn_Type */
>> +       connector->eld[5] &= (3 << 2);
>
> Where this came from? Isn't a "~" missing here?

Indeed, good catch!

Thanks,
Jani.


>
>> +       if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT))
>> +               connector->eld[5] |= (1 << 2);
>> +
>>         connector->eld[6] = drm_av_sync_delay(connector, mode) / 2;
>>
>>         if (dev_priv->display.write_eld)
>> --
>> 2.1.1
>>
>> _______________________________________________
>> Intel-gfx mailing list
>> Intel-gfx at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
>
>
>
> -- 
> Rodrigo Vivi
> Blog: http://blog.vivi.eng.br
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Jani Nikula, Intel Open Source Technology Center



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