drm/i915: Use intel_uncore_rmw in intel_gt_init_swizzling

Two easy opportunities to compact the code by using the existing helper.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Suggested-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190621070811.7006-8-tvrtko.ursulin@linux.intel.com

diff --git a/drivers/gpu/drm/i915/i915_gem_fence_reg.c b/drivers/gpu/drm/i915/i915_gem_fence_reg.c
index dd09790..bcac359 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem_fence_reg.c
+++ b/drivers/gpu/drm/i915/i915_gem_fence_reg.c
@@ -844,17 +844,12 @@ void intel_gt_init_swizzling(struct intel_gt *gt)
            i915->mm.bit_6_swizzle_x == I915_BIT_6_SWIZZLE_NONE)
                return;
 
-       intel_uncore_write(uncore,
-                          DISP_ARB_CTL,
-                          intel_uncore_read(uncore, DISP_ARB_CTL) |
-                          DISP_TILE_SURFACE_SWIZZLING);
+       intel_uncore_rmw(uncore, DISP_ARB_CTL, 0, DISP_TILE_SURFACE_SWIZZLING);
 
        if (IS_GEN(i915, 5))
                return;
 
-       intel_uncore_write(uncore,
-                          TILECTL,
-                          intel_uncore_read(uncore, TILECTL) | TILECTL_SWZCTL);
+       intel_uncore_rmw(uncore, TILECTL, 0, TILECTL_SWZCTL);
 
        if (IS_GEN(i915, 6))
                intel_uncore_write(uncore,