On Thu, 08 Oct 2015, Ville Syrjälä <[email protected]> wrote:
> On Wed, Oct 07, 2015 at 02:38:29PM -0700, [email protected] wrote:
>> From: Clint Taylor <[email protected]>
>>
>> The TMDS_296M define was computing as 296704 but the mode->clock is
>> 296700 as defined by EDID. Adjusted define to allow correct detection
>> of the need to program the correct N value for 29.97 and 23.98 refresh
>> rate.
>>
>> Signed-off-by: Clint Taylor <[email protected]>
>> ---
>> drivers/gpu/drm/i915/intel_audio.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_audio.c
>> b/drivers/gpu/drm/i915/intel_audio.c
>> index 56c2f54..419c979 100644
>> --- a/drivers/gpu/drm/i915/intel_audio.c
>> +++ b/drivers/gpu/drm/i915/intel_audio.c
>> @@ -75,7 +75,7 @@ static const struct {
>>
>> /* HDMI N/CTS table */
>> #define TMDS_297M 297000
>> -#define TMDS_296M DIV_ROUND_UP(297000 * 1000, 1001)
>> +#define TMDS_296M 296700
>
> Hmm. I think we might want to fix up the mode instead. Let me post a few
> patches, and let's see what people think...
We might actually want to queue this up for v4.3 as the immediate fix,
as I feel it's doubtful your other patches will make it to v4.3.
If Someone(tm) provided their r-b that is.
BR,
Jani.
>
>> static const struct {
>> int sample_rate;
>> int clock;
>> --
>> 1.7.9.5
>>
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>
> --
> Ville Syrjälä
> Intel OTC
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--
Jani Nikula, Intel Open Source Technology Center
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