1 files changed, 8 insertions, 42 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 3e58c6eccea5..a9d4e0ab049a 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -171,49 +171,15 @@ void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
         struct drm_device *dev = encoder->dev;
         struct radeon_device *rdev = dev->dev_private;
-        struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
-
-        if (mode->hdisplay < native_mode->panel_xres ||
-            mode->vdisplay < native_mode->panel_yres) {
-                if (ASIC_IS_AVIVO(rdev)) {
-                        adjusted_mode->hdisplay = native_mode->panel_xres;
-                        adjusted_mode->vdisplay = native_mode->panel_yres;
-                        adjusted_mode->htotal = native_mode->panel_xres + native_mode->hblank;
-                        adjusted_mode->hsync_start = native_mode->panel_xres + native_mode->hoverplus;
-                        adjusted_mode->hsync_end = adjusted_mode->hsync_start + native_mode->hsync_width;
-                        adjusted_mode->vtotal = native_mode->panel_yres + native_mode->vblank;
-                        adjusted_mode->vsync_start = native_mode->panel_yres + native_mode->voverplus;
-                        adjusted_mode->vsync_end = adjusted_mode->vsync_start + native_mode->vsync_width;
-                        /* update crtc values */
-                        drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
-                        /* adjust crtc values */
-                        adjusted_mode->crtc_hdisplay = native_mode->panel_xres;
-                        adjusted_mode->crtc_vdisplay = native_mode->panel_yres;
-                        adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + native_mode->hblank;
-                        adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + native_mode->hoverplus;
-                        adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + native_mode->hsync_width;
-                        adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + native_mode->vblank;
-                        adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + native_mode->voverplus;
-                        adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + native_mode->vsync_width;
-                } else {
-                        adjusted_mode->htotal = native_mode->panel_xres + native_mode->hblank;
-                        adjusted_mode->hsync_start = native_mode->panel_xres + native_mode->hoverplus;
-                        adjusted_mode->hsync_end = adjusted_mode->hsync_start + native_mode->hsync_width;
-                        adjusted_mode->vtotal = native_mode->panel_yres + native_mode->vblank;
-                        adjusted_mode->vsync_start = native_mode->panel_yres + native_mode->voverplus;
-                        adjusted_mode->vsync_end = adjusted_mode->vsync_start + native_mode->vsync_width;
-                        /* update crtc values */
-                        drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
-                        /* adjust crtc values */
-                        adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + native_mode->hblank;
-                        adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + native_mode->hoverplus;
-                        adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + native_mode->hsync_width;
-                        adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + native_mode->vblank;
-                        adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + native_mode->voverplus;
-                        adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + native_mode->vsync_width;
+        struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
+
+        if (mode->hdisplay < native_mode->hdisplay ||
+            mode->vdisplay < native_mode->vdisplay) {
+                *adjusted_mode = *native_mode;
+                if (!ASIC_IS_AVIVO(rdev)) {
+                        adjusted_mode->hdisplay = mode->hdisplay;
+                        adjusted_mode->vdisplay = mode->vdisplay;
                 }
-                adjusted_mode->flags = native_mode->flags;
-                adjusted_mode->clock = native_mode->dotclock;
         }
 }