[Intel-gfx] [PATCH 10/11] drm/i915/guc: Skip interrupt enabling if logging is already enabled

[Tvrtko Ursulin]

On 18/10/2017 07:47, Sagar Arun Kamble wrote:
> To balance the GuC interrupt references we don't allow enabling interrupts
> If logging was enabled earlier with different verbosity.

I've noticed in a couple of your previous commits words in the middle of 
sentences starting with upper case which is a tiny bit distracting when 
reading.

> We allow request to change log parameters to be sent to GuC though as
> user may want to just update the verbosity level at runtime.
> 
> 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/intel_guc_log.c | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c
> index 8c41d9a..90b8caf 100644
> --- a/drivers/gpu/drm/i915/intel_guc_log.c
> +++ b/drivers/gpu/drm/i915/intel_guc_log.c
> @@ -613,6 +613,11 @@ int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val)
>   	}
>   
>   	if (log_param.logging_enabled) {
> +		if (i915_modparams.guc_log_level >= 0) {
> +			i915_modparams.guc_log_level = log_param.verbosity;
> +			return 0;
> +		}

Ok this will change if you go for the refactoring of how modparam is 
used mentioned earlier in the series.

> +
>   		i915_modparams.guc_log_level = log_param.verbosity;
>   
>   		/* If log_level was set as -1 at boot time, then the relay channel file
> 

Regards,

Tvrtko