diff options
| author | Dave Airlie <airlied@redhat.com> | 2007-12-06 11:46:54 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2007-12-06 11:46:54 +1000 |
| commit | 8020724615eb6f334d5f90b1e83e6a46d4a126ac (patch) | |
| tree | 197d188bc55f5cd94decde346e7186d7b63f0dde | |
| parent | 1ba2bb3a7e77576333b09f296abac4c01c895c48 (diff) | |
check previous mode first
| -rw-r--r-- | linux-core/intel_fb.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/linux-core/intel_fb.c b/linux-core/intel_fb.c index 0a3a00b5..c81e4408 100644 --- a/linux-core/intel_fb.c +++ b/linux-core/intel_fb.c @@ -320,9 +320,11 @@ static int intelfb_set_par(struct fb_info *info) drm_mode_attachmode_crtc(dev, par->crtc, par->fb_mode); } - if (!drm_crtc_set_mode(par->crtc, drm_mode, 0, 0)) + if (par->crtc->enabled) { + if (!drm_mode_equal(&par->crtc->mode, drm_mode)) + if (!drm_crtc_set_mode(par->crtc, drm_mode, 0, 0)) return -EINVAL; - + } return 0; } |