summaryrefslogtreecommitdiffstats
path: root/drivers/gpu
diff options
context:
space:
mode:
authorAlex Deucher <alexdeucher@gmail.com>2010-12-13 05:27:23 +0100
committerDave Airlie <airlied@redhat.com>2010-12-16 01:05:24 +0100
commite5fd205f28f83b3514dc5049b2d1388b10065a6d (patch)
treebd47f207d6e62cc937733836dafcc1c6e2c6938c /drivers/gpu
parentMerge remote branch 'intel/drm-intel-fixes' of /ssd/git/drm-next into drm-fixes (diff)
downloadlinux-e5fd205f28f83b3514dc5049b2d1388b10065a6d.tar.xz
linux-e5fd205f28f83b3514dc5049b2d1388b10065a6d.zip
drm/radeon/kms: disable ss fixed ref divide
Seems to cause problems on certain laptops Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=24462 Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Tested-by: Luca Tettamanti <kronos.it@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index df2b6f2b35f8..3ed27ad46f44 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -530,7 +530,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
dp_clock = dig_connector->dp_clock;
}
}
-
+#if 0 /* doesn't work properly on some laptops */
/* use recommended ref_div for ss */
if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
if (ss_enabled) {
@@ -540,7 +540,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
}
}
}
-
+#endif
if (ASIC_IS_AVIVO(rdev)) {
/* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)