diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_power.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_power.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 0435103082eb..528fbede0ee7 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -4757,14 +4757,9 @@ static void gen9_dbuf_slice_set(struct drm_i915_private *dev_priv, { i915_reg_t reg = DBUF_CTL_S(slice); bool state; - u32 val; - val = intel_de_read(dev_priv, reg); - if (enable) - val |= DBUF_POWER_REQUEST; - else - val &= ~DBUF_POWER_REQUEST; - intel_de_write(dev_priv, reg, val); + intel_de_rmw(dev_priv, reg, DBUF_POWER_REQUEST, + enable ? DBUF_POWER_REQUEST : 0); intel_de_posting_read(dev_priv, reg); udelay(10); |