From: Ville Syrj?l? <ville.syrj...@linux.intel.com>

drm core no longer uses crtc->hwmode, and neither does i915, so we can totally 
ignore it
in i915.

Signed-off-by: Ville Syrj?l? <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index 7ea20b2..2b35b29 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9283,21 +9283,19 @@ static int __intel_set_mode(struct drm_crtc *crtc,
 {
        struct drm_device *dev = crtc->dev;
        drm_i915_private_t *dev_priv = dev->dev_private;
-       struct drm_display_mode *saved_mode, *saved_hwmode;
+       struct drm_display_mode *saved_mode;
        struct intel_crtc_config *pipe_config = NULL;
        struct intel_crtc *intel_crtc;
        unsigned disable_pipes, prepare_pipes, modeset_pipes;
        int ret = 0;

-       saved_mode = kcalloc(2, sizeof(*saved_mode), GFP_KERNEL);
+       saved_mode = kmalloc(sizeof(*saved_mode), GFP_KERNEL);
        if (!saved_mode)
                return -ENOMEM;
-       saved_hwmode = saved_mode + 1;

        intel_modeset_affected_pipes(crtc, &modeset_pipes,
                                     &prepare_pipes, &disable_pipes);

-       *saved_hwmode = crtc->hwmode;
        *saved_mode = crtc->mode;

        /* Hack: Because we don't (yet) support global modeset on multiple
@@ -9357,9 +9355,6 @@ static int __intel_set_mode(struct drm_crtc *crtc,
                dev_priv->display.crtc_enable(&intel_crtc->base);

        if (modeset_pipes) {
-               /* Store real post-adjustment hardware mode. */
-               crtc->hwmode = pipe_config->adjusted_mode;
-
                /* Calculate and store various constants which
                 * are later needed by vblank and swap-completion
                 * timestamping. They are derived from true hwmode.
@@ -9370,10 +9365,8 @@ static int __intel_set_mode(struct drm_crtc *crtc,

        /* FIXME: add subpixel order */
 done:
-       if (ret && crtc->enabled) {
-               crtc->hwmode = *saved_hwmode;
+       if (ret && crtc->enabled)
                crtc->mode = *saved_mode;
-       }

 out:
        kfree(pipe_config);
-- 
1.8.1.5

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