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authorChris Wilson2010-08-09 17:21:44 +0100
committerChris Wilson2010-09-07 11:14:16 +0100
commit0ad6ef2c587dea59212c4e2ab3ec3b0067500a2a (patch)
tree2c28359e67b4100846175c7e88ce58b93ad8327d /drivers
parent4e6cfefc729be2aa20647415317577ed98d4f7bf (diff)
drm/i915/dp: Boost timeout for enabling transcoder to 100ms
Adam Hill reported that his Arrandale system required a much longer, up to 200x500us, wait for the panel to initialise or else modesetting would fail. References: https://bugs.freedesktop.org/show_bug.cgi?id=29141 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reported-and-tested-by: Adam Hill <sidepipeuk@yahoo.co.uk>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index cbb509383089..83c85450608e 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2069,7 +2069,7 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
I915_READ(transconf_reg);
- if (wait_for(I915_READ(transconf_reg) & TRANS_STATE_ENABLE, 10, 0))
+ if (wait_for(I915_READ(transconf_reg) & TRANS_STATE_ENABLE, 100, 1))
DRM_ERROR("failed to enable transcoder\n");
}