[Intel-gfx] [PATCH 06/11] drm/i915/guc: Only release GuC log object during submission_fini

[Sagar Arun Kamble]

On 10/18/2017 6:42 PM, Tvrtko Ursulin wrote:
>
> On 18/10/2017 07:46, Sagar Arun Kamble wrote:
>> GuC log runtime/relay channel data is released during i915 unregister,
>> So only GuC log vma needs to be released during submission_fini.
>>
>> Signed-off-by: Sagar Arun Kamble <sagar.a.kamble at intel.com>
>> Cc: Michal Wajdeczko <michal.wajdeczko at intel.com>
>> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
>> Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
>> Cc: Chris Wilson <chris at chris-wilson.co.uk>
>> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
>> ---
>>   drivers/gpu/drm/i915/i915_guc_submission.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c 
>> b/drivers/gpu/drm/i915/i915_guc_submission.c
>> index a2e8114..c360b37 100644
>> --- a/drivers/gpu/drm/i915/i915_guc_submission.c
>> +++ b/drivers/gpu/drm/i915/i915_guc_submission.c
>> @@ -1021,7 +1021,7 @@ void i915_guc_submission_fini(struct 
>> drm_i915_private *dev_priv)
>>         ida_destroy(&guc->stage_ids);
>>       guc_ads_destroy(guc);
>> -    intel_guc_log_destroy(guc);
>> +    i915_vma_unpin_and_release(&guc->log.vma);
>> i915_gem_object_unpin_map(guc->stage_desc_pool->obj);
>>       i915_vma_unpin_and_release(&guc->stage_desc_pool);
>>   }
>>
>
> Doesn't it make more sense to hide the logging implementation details 
> from this call site?
Yes right. Will need to separate logging from submission cleanup here.
>
> And I can't find the remaining caller of the intel_guc_log_destroy in 
> the current codebase? Unless it was added in one of the previous patches?
It is called during submission_init on failure and that too will need to 
be changed as we separate logging from submission.
Thanks
>
> Regards,
>
> Tvrtko