Re: [PATCH] drm/i915/psr: Add missing check for I915_PSR_DEBUG_IRQ bit

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Op 13-08-18 om 20:15 schreef Pandiyan, Dhinakaran:
> On Mon, 2018-08-13 at 09:47 -0700, Rodrigo Vivi wrote:
>> On Mon, Aug 13, 2018 at 03:47:20PM +0200, Maarten Lankhorst wrote:
>>> Op 11-08-18 om 02:50 schreef Dhinakaran Pandiyan:
>>>> We print the last attempted entry and last exit timestamps only
>>>> when
>>>> IRQ debug is requested. This check was missed when new debug
>>>> flags were
>>>> added in 'commit c44301fce614 ("drm/i915: Allow control of PSR at
>>>> runtime through debugfs, v6")
>>>>
>>>> Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
>>>> Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx
>>>> ---
>>>>  drivers/gpu/drm/i915/i915_debugfs.c | 2 +-
>>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c
>>>> b/drivers/gpu/drm/i915/i915_debugfs.c
>>>> index 26b7e5276b15..374b550d9a4f 100644
>>>> --- a/drivers/gpu/drm/i915/i915_debugfs.c
>>>> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
>>>> @@ -2735,7 +2735,7 @@ static int i915_edp_psr_status(struct
>>>> seq_file *m, void *data)
>>>>  	psr_source_status(dev_priv, m);
>>>>  	mutex_unlock(&dev_priv->psr.lock);
>>>>  
>>>> -	if (READ_ONCE(dev_priv->psr.debug)) {
>>>> +	if (READ_ONCE(dev_priv->psr.debug) & I915_PSR_DEBUG_IRQ)
>>>> {
>>>>  		seq_printf(m, "Last attempted entry at: %lld\n",
>>>>  			   dev_priv->psr.last_entry_attempt);
>>>>  		seq_printf(m, "Last exit at: %lld\n",
>>> Oops indeed.
>>>
>>> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
>> before pushing to dinq please check the compilation there..
>> kbuild bot raised an issue...
>>
>> so apparently we will need a backmerge before pushing this...
> The failures are on 
>
> [auto build test ERROR on drm-intel/for-linux-next]
> [also build test ERROR on v4.18-rc8 next-20180810]
>
> Is a back-merge expected to fix that? and who does that back-merge?
Yes, this fix should have been pushed to drm-misc-next. So both branches need to be merged. :)
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