[PATCH] drm/i915/display/tc: Only WARN once for bogus tc port flag

[Rodrigo Vivi]

On Wed, Dec 09, 2020 at 04:16:36PM -0500, Sean Paul wrote:
> From: Sean Paul <seanpaul at chromium.org>
> 
> No need to spam syslog/console when we can ignore/fix the flag.

besides that we are calling from multiple places anyway..

> 
> Signed-off-by: Sean Paul <seanpaul at chromium.org>


Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>



> ---
>  drivers/gpu/drm/i915/display/intel_tc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c
> index 4346bc1a747a..27dc2dad6809 100644
> --- a/drivers/gpu/drm/i915/display/intel_tc.c
> +++ b/drivers/gpu/drm/i915/display/intel_tc.c
> @@ -262,7 +262,7 @@ static u32 tc_port_live_status_mask(struct intel_digital_port *dig_port)
>  		mask |= BIT(TC_PORT_LEGACY);
>  
>  	/* The sink can be connected only in a single mode. */
> -	if (!drm_WARN_ON(&i915->drm, hweight32(mask) > 1))
> +	if (!drm_WARN_ON_ONCE(&i915->drm, hweight32(mask) > 1))
>  		tc_port_fixup_legacy_flag(dig_port, mask);
>  
>  	return mask;
> -- 
> Sean Paul, Software Engineer, Google / Chromium OS
> 
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