drm/i915: simplify struct drm_device access at intel_atomic_check()

We already have a dev variable, there's no need to access state->dev.
Also, I plan to add another dev_priv user here, so declare one for the
current user.

Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1453210558-7875-17-git-send-email-paulo.r.zanoni@intel.com

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 136668a..189367c 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13327,6 +13327,7 @@ static void calc_watermark_data(struct drm_atomic_state *state)
 static int intel_atomic_check(struct drm_device *dev,
                              struct drm_atomic_state *state)
 {
+       struct drm_i915_private *dev_priv = to_i915(dev);
        struct intel_atomic_state *intel_state = to_intel_atomic_state(state);
        struct drm_crtc *crtc;
        struct drm_crtc_state *crtc_state;
@@ -13369,7 +13370,7 @@ static int intel_atomic_check(struct drm_device *dev,
                        return ret;
 
                if (i915.fastboot &&
-                   intel_pipe_config_compare(state->dev,
+                   intel_pipe_config_compare(dev,
                                        to_intel_crtc_state(crtc->state),
                                        pipe_config, true)) {
                        crtc_state->mode_changed = false;
@@ -13395,9 +13396,9 @@ static int intel_atomic_check(struct drm_device *dev,
                if (ret)
                        return ret;
        } else
-               intel_state->cdclk = to_i915(state->dev)->cdclk_freq;
+               intel_state->cdclk = dev_priv->cdclk_freq;
 
-       ret = drm_atomic_helper_check_planes(state->dev, state);
+       ret = drm_atomic_helper_check_planes(dev, state);
        if (ret)
                return ret;