Re: [Intel-gfx] [PATCH v2 2/2] drm/i915/gt: use intel_uncore_rmw when appropriate

["Ville Syrjälä" <ville.syrjala@linux.intel.com>]

On Wed, Oct 19, 2022 at 04:38:18PM +0200, Andrzej Hajda wrote:
> This patch replaces all occurences of the form
> intel_uncore_write(reg, intel_uncore_read(reg) OP val)
> with intel_uncore_rmw.
> 
> Signed-off-by: Andrzej Hajda <andrzej.hajda@intel.com>

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/gt/intel_rps.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c
> index fc23c562d9b2a7..070005dd0da476 100644
> --- a/drivers/gpu/drm/i915/gt/intel_rps.c
> +++ b/drivers/gpu/drm/i915/gt/intel_rps.c
> @@ -625,9 +625,7 @@ static void gen5_rps_disable(struct intel_rps *rps)
>  	rgvswctl = intel_uncore_read16(uncore, MEMSWCTL);
>  
>  	/* Ack interrupts, disable EFC interrupt */
> -	intel_uncore_write(uncore, MEMINTREN,
> -			   intel_uncore_read(uncore, MEMINTREN) &
> -			   ~MEMINT_EVAL_CHG_EN);
> +	intel_uncore_rmw(uncore, MEMINTREN, MEMINT_EVAL_CHG_EN, 0);
>  	intel_uncore_write(uncore, MEMINTRSTS, MEMINT_EVAL_CHG);
>  
>  	/* Go back to the starting frequency */
> -- 
> 2.34.1

-- 
Ville Syrjälä
Intel