[Intel-gfx] [PATCH v2 1/1] drm/i915/pxp: Add drm_dbgs for critical PXP events.

[Balasubrawmanian, Vivaik]

On 9/14/2023 3:03 PM, Balasubrawmanian, Vivaik wrote:
> On 9/13/2023 3:57 PM, Alan Previn wrote:
>> Debugging PXP issues can't even begin without understanding precedding
>> sequence of events. Add drm_dbg into the most important PXP events.
>>
>>   v2 : - remove __func__ since drm_dbg covers that (Jani).
>>        - add timeout of the restart from front-end (Alan).
>>
>> Signed-off-by: Alan Previn <alan.previn.teres.alexis at intel.com>
>> ---
>>   drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c |  2 ++
>>   drivers/gpu/drm/i915/pxp/intel_pxp.c         | 15 ++++++++++++---
>>   drivers/gpu/drm/i915/pxp/intel_pxp_irq.c     |  4 ++--
>>   drivers/gpu/drm/i915/pxp/intel_pxp_session.c |  6 +++++-
>>   drivers/gpu/drm/i915/pxp/intel_pxp_types.h   |  1 +
>>   5 files changed, 22 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c 
>> b/drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c
>> index 5f138de3c14f..61216c4abaec 100644
>> --- a/drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c
>> +++ b/drivers/gpu/drm/i915/gt/uc/intel_gsc_proxy.c
>> @@ -321,6 +321,7 @@ static int i915_gsc_proxy_component_bind(struct 
>> device *i915_kdev,
>>       mutex_lock(&gsc->proxy.mutex);
>>       gsc->proxy.component = data;
>>       gsc->proxy.component->mei_dev = mei_kdev;
>> +    gt_dbg(gt, "GSC proxy mei component bound\n");
>>       mutex_unlock(&gsc->proxy.mutex);
>>   <snip>
>
> Can we move the debug print to outside the mutex block?
>
> review complete conditional to the above fix.
>
> Reviewed-by: Balasubrawmanian, Vivaik 
> <vivaik.balasubrawmanian at intel.com> 
> <mailto:vivaik.balasubrawmanian at intel.com>
>
> <snip>
>
>> base-commit: 45460a37f9be43072b509ca6044b215648f56221
>
>